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authorprashantsinalkar2019-09-12 17:20:14 +0530
committerprashantsinalkar2019-09-12 17:20:14 +0530
commit88cd9bdbc72d208baa7cad42dd6a687055a800b6 (patch)
tree80ec44e2d00eeb6d172791ffe90491e74b54c6a4 /static/website/js
parent8d645434fe4cb332fdc95b75df35aab2ee41bfcc (diff)
downloadR_on_Cloud_Web_Interface-88cd9bdbc72d208baa7cad42dd6a687055a800b6.tar.gz
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R_on_Cloud_Web_Interface-88cd9bdbc72d208baa7cad42dd6a687055a800b6.zip
fixed code and changed modals
Diffstat (limited to 'static/website/js')
-rw-r--r--static/website/js/cloud.js1054
-rw-r--r--static/website/js/codemirror.js5944
-rw-r--r--static/website/js/fullscreen.js31
-rw-r--r--static/website/js/javascript.js617
-rw-r--r--static/website/js/jquery-1.10.2.min.js6
-rw-r--r--static/website/js/jsdiff.js161
-rw-r--r--static/website/js/lightbox_me.js234
-rw-r--r--static/website/js/placeholder.js48
-rw-r--r--static/website/js/review.js233
9 files changed, 0 insertions, 8328 deletions
diff --git a/static/website/js/cloud.js b/static/website/js/cloud.js
deleted file mode 100644
index 7d7d5dd..0000000
--- a/static/website/js/cloud.js
+++ /dev/null
@@ -1,1054 +0,0 @@
-/* Ajax loader */
-function ajax_loader(key) {
- if (key == "clear") {
- $(".ajax-loader").remove();
- } else {
- $(".ajax-loader").remove();
- $(key).after("<span class='ajax-loader'></span>");
- }
-}
-
-/**************************** math captcha function ***********************/
-
-var total;
-
-function getRandom(){
- return Math.ceil(Math.random()* 20);
-}
-
-function createSum(){
- var randomNum1 = getRandom(),
- randomNum2 = getRandom();
- total =randomNum1 + randomNum2;
- $("#question" ).text( randomNum1 + " + " + randomNum2 + "=" );
- $("#ans").val('');
- checkInput();
-}
-
-function checkInput(){
- var input = $("#ans").val(),
- slideSpeed = 200,
- hasInput = !!input,
- valid = hasInput && input == total;
- $('#message').toggle(!hasInput);
- $('input[type=submit]').prop('disabled', !valid);
- $('#success').toggle(valid);
- $('#fail').toggle(hasInput && !valid);
-}
-/**************************** math captcha function end *******************/
-$(document.body).ready(function() {
-
- var editor = CodeMirror.fromTextArea(document.getElementById(
- "code"), {
- lineNumbers: true,
- lineWrapping: true,
- theme: "default",
- extraKeys: {
- "F11": function(cm) {
- cm.setOption("fullScreen", !cm.getOption(
- "fullScreen"));
- },
- "Esc": function(cm) {
- if (cm.getOption("fullScreen")) cm
- .setOption(
- "fullScreen", false);
- }
- }
- });
-
- var result = CodeMirror.fromTextArea(document.getElementById(
- "result"), {
- lineWrapping: true,
- theme: "default",
- readOnly: true,
- extraKeys: {
- "F11": function(cm) {
- cm.setOption("fullScreen", !cm.getOption(
- "fullScreen"));
- },
- "Esc": function(cm) {
- if (cm.getOption("fullScreen")) cm
- .setOption(
- "fullScreen", false);
- }
- }
- });
-
- var initial_code = '';
- // editor.setValue("");
- // result.setValue("");
- // editor.clearHistory();
-
- // hide revision submit button initially
- // $("#submit-revision").show()
-
- /* Code Mirror Controls */
- $fullscreen_code = $("#fullscreen-code");
- $toggle_code = $("#toggle-code");
-
- $fullscreen_code.click(function(e) {
- editor.setOption("fullScreen", !editor.getOption(
- "fullScreen"));
- editor.focus();
- e.preventDefault();
- });
-
- $toggle_code.click(function(e) {
- if (editor.getOption("theme") == "monokai") {
- editor.setOption("theme", "default");
- } else {
- editor.setOption("theme", "monokai");
- }
- e.preventDefault();
- });
-
- $fullscreen_result = $("#fullscreen-result");
- $toggle_result = $("#toggle-result");
-
- $fullscreen_result.click(function(e) {
- result.setOption("fullScreen", !result.getOption(
- "fullScreen"));
- result.focus();
- e.preventDefault();
- });
-
- $toggle_result.click(function(e) {
- if (result.getOption("theme") == "monokai") {
- result.setOption("theme", "default");
- } else {
- result.setOption("theme", "monokai");
- }
- e.preventDefault();
- });
-
- /*
- * Selectors function
- * Write the queries using .on()
- */
- /* Contributor details */
- // $(document).on("click", "#bug-form #id_notify", function() {
- // $("#id_email_wrapper").toggle(this.checked);
- // });
-
- $("#plot_download").hide();
- $("#diff-wrapper").hide();
- $("#databox-wrapper").hide();
- if ($("#main_categories").val() == 0) {
- $("#category-wrapper").hide();
- $("#books-wrapper").hide();
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#diff-wrapper").hide();
- $("#contributor").hide();
- $("#databox-wrapper").hide();
- }
- if ($("#categories").val() == 0) {
- $("#books-wrapper").hide();
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#diff-wrapper").hide();
- $("#contributor").hide();
- $("#databox-wrapper").hide();
- }
- if ($("#books").val() == 0) {
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#diff-wrapper").hide();
- $("#contributor").hide();
- $("#databox-wrapper").hide();
- } else {
- $("#download-book").show();
- $("#contributor").show();
- }
- if ($("#chapters").val() == 0) {
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#diff-wrapper").hide();
- $("#download-chapter").hide();
- } else {
- $("#download-chapter").show();
- }
- if ($("#examples").val() == 0) {
- $("#revisions-wrapper").hide();
- $("#diff-wrapper").hide();
- $("#download-example").hide();
- $("#databox-wrapper").hide();
- } else {
- $("#download-example").show();
- }
- /*******************************************/
- /****** Below removed dajax ***************/
- /*******************************************/
- /*********** Main categories change ********/
- /*******************************************/
- $(document.body).on("change", "#main_categories",
- function() {
- ajax_loader(this);
- var maincat_id = $('#main_categories').find(
- ":selected").val();
- if (maincat_id != 0) {
- $("#categories").html("");
- $("#category-wrapper").show();
- $("#books").html("");
- editor.setValue("");
- result.setValue("");
- $("#example_views_count").text("");
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#books-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#submit-revision").hide();
- $("#review-link").hide();
- $("#contributor").hide();
- $("#databox-wrapper").hide();
- $.ajax({
- url: 'get_subcategories/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- maincat_id: maincat_id,
- },
- success: function(data) {
- ajax_loader("clear");
- $("#categories").html(
- '');
- $("#categories").html(
- ' <option value="">Select Subcategory</option>'
- );
- var j = 1;
- for (var i = 0; i <
- data.length; i++) {
- $('#categories').append(
- '<option value="' +
- data[i].subcategory_id +
- '">' + j + ' - ' +
- data[i].subcategory +
- '</option>'
- );
- j++;
- }
- }
- });
- } else {
- ajax_loader("clear");
- $("#example_views_count").text("");
- editor.setValue("");
- result.setValue("");
- $("#categories").html("");
- $("#category-wrapper").hide();
- $("#review-link").hide();
- $("#books-wrapper").hide();
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#diff-wrapper").hide();
- $("#databox-wrapper").hide();
- }
- });
- /*******************************************/
- /*******************************************/
- /**************** sub categories change ********/
- /*******************************************/
- $(document.body).on("change", "#categories", function() {
- ajax_loader(this);
- var maincat_id = $('#main_categories').find(
- ":selected").val();
- var subcat_id = $('#categories').find(
- ":selected").val();
- if (subcat_id != 0) {
- $("#books-wrapper").show();
- $("#books").html("");
- editor.setValue("");
- result.setValue("");
- $("#example_views_count").text("");
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#submit-revision").hide();
- $("#review-link").hide();
- $.ajax({
- url: 'get_books/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- maincat_id: maincat_id,
- cat_id: subcat_id,
- },
- success: function(data) {
- ajax_loader("clear");
- $("#books").html('');
- $("#books").html(
- ' <option value="">Select Book</option>'
- );
- if(data.length ==0){
- alert("No book available in this subcategory");
- $("#contributor").hide();
- }
- var j = 1;
- for (var i = 0; i <
- data.length; i++) {
- $('#books').append(
- '<option value="' +
- data[i].id +
- '">' + j + ' - '+
- data[i].book +
- ' (by ' +
- data[i].author +
- ' )' +
- '</option>'
- );
- j++;
- }
- }
- });
- } else {
- ajax_loader("clear");
- $("#example_views_count").text("");
- editor.setValue("");
- result.setValue("");
- $("#review-link").hide();
- $("#books-wrapper").hide();
- $("#chapters-wrapper").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-book").hide();
- $("#diff-wrapper").hide();
- $("#contributor").hide();
- }
- });
- /*******************************************/
- /*******************************************/
- /**************** book change **************/
- /*******************************************/
- $(document.body).on("change", "#books", function() {
- var book_id = $('#books').find(":selected").val();
- ajax_loader(this);
- $("#chapters-wrapper").show();
- console.log(book_id);
-
- if (book_id != 0) {
- $("#download-book").show();
- $("#contributor").show();
- $("#chapters-wrapper").show();
- editor.setValue("");
- result.setValue("");
- $("#example_views_count").text("");
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- $("#download-chapter").hide();
- $("#submit-revision").hide();
- $("#review-link").hide();
- $.ajax({
- url: 'get_chapters/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- book_id: book_id,
- },
- success: function(data) {
- ajax_loader("clear");
- $("#chapters").html(
- '');
- $("#chapters").html(
- ' <option value="">Select Chapter</option>'
- );
- if(data.length ==0){
- alert("Chapter is not available from this book for R on cloud, Please try another book/chapter");
- }
- for (var i = 0; i <
- data.length; i++) {
- $('#chapters').append(
- '<option value="' +
- data[i].id +
- '">' +
- data[i].number +
- ' - ' +
- data[i].chapter +
- '</option>'
- );
- }
- }
- });
- } else {
- ajax_loader("clear");
- $("#example_views_count").text("");
- $("#chapters-wrapper").hide();
- $("#download-book").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- editor.setValue("");
- result.setValue("");
- $("#submit-revision").hide();
- $("#contributor").hide();
- $("#review-link").hide();
- $("#diff-wrapper").hide();
- }
- });
- /*******************************************/
- /*******************************************/
- /************ chapter change ***************/
- /*******************************************/
- $(document.body).on("change", "#chapters", function() {
- ajax_loader(this);
- var chapter_id = $('#chapters').find(
- ":selected").val();
- $("#examples-wrapper").show();
- console.log(chapter_id);
- if (chapter_id != 0) {
- $("#examples-wrapper").show();
- $("#download-chapter").show();
- editor.setValue("");
- result.setValue("");
- $("#example_views_count").text("");
- $("#revisions-wrapper").hide();
- $("#download-example").hide();
- $("#review-link").hide();
- $.ajax({
- url: 'get_examples/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- chapter_id: chapter_id,
- },
- success: function(data) {
- ajax_loader("clear");
- $("#examples").html(
- ' <option value="">Select Example</option>'
- );
- if(data.length ==0){
- alert("Example is not available from this chapter for R on cloud, Please try another book/chapter/example");
- }
- for (var i = 0; i <
- data.length; i++) {
- $('#examples').append(
- '<option value="' +
- data[i].id +
- '">' +
- data[i].number +
- ' - ' +
- data[i].caption +
- '</option>'
- );
- }
- }
- });
- } else {
- ajax_loader("clear");
- $("#example_views_count").text("");
- $("#download-chapter").hide();
- $("#examples-wrapper").hide();
- $("#revisions-wrapper").hide();
- editor.setValue("");
- result.setValue("");
- $("#submit-revision").hide();
- $("#review-link").hide();
- $("#diff-wrapper").hide();
- }
- });
- /*******************************************/
- /*******************************************/
- /************ Example change **************/
- /*******************************************/
- $(document.body).on("change", "#examples", function() {
- ajax_loader(this);
- var example_id = $('#examples').find(
- ":selected").val();
- //$("#revisions-wrapper").html("");
- $("#download-example").show();
- if (example_id != 0) {
- $("#example_views_count").text("");
- $("#revisions-wrapper").show();
- $("#download-example").show();
- $("#submit-revision").show();
- $("#databox-wrapper").hide();
- editor.setValue("");
- result.setValue("");
- ajax_loader('#revisions');
- $.ajax({
- url: 'get_revisions/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- example_id: example_id,
- },
- success: function(data) {
- var ex_id = example_id;
- $.ajax({
- url: 'update_view_count/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- ex_id: ex_id,
- },
- success: function(data) {
- $("#example_views_count").text(data);
- }
- });
- $("#revisions").html(
- ' <option value="">Select a revision</option>'
- );
-
- var i = 1;
- data.forEach(
- function(
- item) {
- $('#revisions').append(
- '<option value="' + item.commit_sha + '"> ' +
- i + ' - ' + item.commit_message +
- '</option>'
- );
- i++;
- });
- $("#revisions-diff").html(
- ' <option value="">Select a revision</option>'
- );
- var i = 1;
- data.forEach(
- function(
- item) {
- $('#revisions-diff').append(
- '<option value="' + item.commit_sha + '"> ' +
- i + ' - ' + item.commit_message +
- '</option>'
- );
- i++;
- });
- $(
- '#revisions option:eq(1)'
- ).prop(
- 'selected',
- true);
- $.ajax({
- url: 'get_code/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- commit_sha: $('#revisions').val(),
- example_id: example_id,
- },
- success: function(data) {
- if (data.review != 0) {
- $("#review").show();
- $("#review").attr("href", data.review_url);
- $("#review").text(data.review + " " + "Review");
- } else {
- $("#review").hide();
- }
- $("#example_views_count").text(data.exmple);
- editor.setValue("clear; // Remove clear, clc from code if you want to access existing stored variable from the memory" +
- "\n" + "\n" + data.code);
- initial_code = editor.getValue();
- ajax_loader("clear");
- }
- });
- }
- });
- } else {
- ajax_loader("clear");
- $("#example_count").text("");
- $("#revisions-wrapper").hide();
- $("#download-example").hide();
- $("#submit-revision").hide();
- editor.setValue("");
- result.setValue("");
- $("#diff-wrapper").hide();
- $("#databox-wrapper").hide();
- }
- });
- /********************************************/
- /********************************************/
- /********** revision-change ************/
- /********************************************/
- $(document.body).on("change", "#revisions", function(e) {
- ajax_loader(this);
- $("#revisions-two").hide()
- var example_id = $('#examples').find(
- ":selected").val();
- if ($(this).val()) {
-
- $.ajax({
- url: 'get_code/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- commit_sha: $('#revisions').val(),
- example_id: example_id,
- },
- success: function(data) {
- ajax_loader("clear");
- if (data.review != 0) {
- $("#review").show();
- $("#review").attr("href", data.review_url);
- $("#review").text(data.review + " " + "Review");
- } else {
- $("#review").hide();
- }
- editor.setValue(data.code);
- initial_code = editor.getValue();
- }
- });
-
-
-
- // show revision submit button when a revision is loaded
- $("#submit-revision").show();
- $("#revisions-two").show();
- }
- });
- /********************************************/
- /********************************************/
- /********** revision-diff change ************/
- /********************************************/
- $(document).on("change", "#revisions-diff", function(e) {
- var revName = $("#revisions-diff").find(
- ":selected").text();
- var example_id = $('#examples').find(
- ":selected").val();
- if ($(this).val()) {
- ajax_loader(this);
- $.ajax({
- url: 'get_diff/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- diff_commit_sha: $(
- '#revisions').val(),
- example_id: example_id,
- },
- success: function(data) {
- ajax_loader("clear");
- $("#diff_wrapper").modal('show');
- $("#diff-area").html(
- diffString(
- editor.getValue(),
- data.code2
- ));
- $("#diff-first").html(
- 'editor code'
- );
- $("#diff-second").html(
- revName);
- editor.setValue(data.code2);
- initial_code = editor
- .getValue()
- }
- });
- }
- });
- /********************************************/
- /********************************************/
- /******** Execute the code ******************/
- /********************************************/
- $plotbox_wrapper = $("#plotbox_wrapper");
- $plotbox = $("#plotbox");
-
- $(document).on("click", "#execute", function() {
- if(editor.getValue() != ""){
- ajax_loader(this);
- $("#execute-inner").html("Executing...");
- var send_data = {
- token: $(
- "[name='csrfmiddlewaretoken']"
- ).val(),
- session_id: $("#session_id").val() || 0,
- R_file_id: $("#R_file_id").val() || 0,
- code: editor.getValue(),
- book_id: $("#books").val() || 0,
- chapter_id: $("#chapters").val() || 0,
- example_id: $("#examples").val() || 0
- };
- $.post("/execute-code", send_data,
- function(data) {
- var exists;
- $("#execute-inner").html(
- "Execute");
- ajax_loader('clear');
- result.setValue(data.output);
- if(data.graph_exist){
- $plot = $("<img>");
- $plot.attr({
- src: data.graph_path,
- width: '100%'
- });
- $plotbox.html($plot);
- $plotbox_wrapper.modal('show');
- var dt = $(
- "#examples option:selected"
- )
- .text();
- $("#plot_download").show();
- $("#plot_download").attr(
- "download", dt +
- '.png');
- $("#plot_download").attr(
- "href", data.graph_path
- );
- }
- });
- }else{
- alert("Write a R code for execution.");
- }
- });
- /********************************************/
- /********************************************/
- /****** Download book, chapter, example *****/
- /********************************************/
- $(document).on("click", "#download-book", function(e) {
- window.location =
- "http://r.fossee.in/download/book/" + $(
- "#books").val();
- e.preventDefault();
- });
-
- $(document).on("click", "#download-chapter", function(e) {
- window.location =
- "http://r.fossee.in/download/chapter/" +
- $("#chapters").val();
- e.preventDefault();
- });
-
- $(document).on("click", "#download-example", function(e) {
- window.location =
- "http://r.fossee.in/download/example/" +
- $("#examples").val();
- e.preventDefault();
- });
- /********************************************/
- /********************************************/
- /****** Get contributor *********************/
- /********************************************/
- $(document).on("click", "#contributor", function(e) {
- $.ajax({
- url: 'get_contributor/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- book_id: $("#books").val()
- },
- success: function(data) {
-
- $('#full_name').html(data
- .contributor_name
- );
- $('#faculty').html(data.proposal_faculty);
- $('#reviewer').html(data.proposal_reviewer);
- $('#university').html(
- data.proposal_university
- );
- $("#contributor_wrapper").modal('show');
- }
- });
- e.preventDefault();
- });
- /********************************************/
- /********************************************/
- /****** Bug form handling *******************/
- /********************************************/
- $(document).on("click", "#bug", function(e) {
-
- $.ajax({
- url: 'get_bug_form/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- bug_form: 'bug_form_pop'
- },
- success: function(data) {
- $('#bug_form_wrapper').html(
- data);
- $("#bug_form_wrapper").modal('show');
- /**************** math captcha for form ************************/
- //create initial sum
- createSum();
- // On "reset button" click, generate new random sum
- $('button[type=reset]').click(createSum);
- // On user input, check value
- $( "#ans" ).keyup(checkInput);
-/*********************************************************/
- }
- });
- e.preventDefault();
- });
- /********************************************/
-
- $(document.body).on("click", "#bug-form-submit", function(e) {
- ajax_loader(this);
- var token = $('input[name="csrfmiddlewaretoken"]').prop('value');
- ex_id = $("#examples").val();
- cat_id = $("#categories").val();
- book_id = $("#books").val();
- chapter_id = $("#chapters").val();
- issue_id = $("#id_issue").val();
- id_description_wrapper = $.trim($("#id_description").val());
- id_email = $.trim($("#id_email").val());
- console.log(id_description_wrapper.length);
- if (issue_id == 0 || id_description_wrapper.length == 0 || id_email.length == 0) {
- if (issue_id == 0) {
- $('#id_issue').css({
- "border": '#FF0000 1px solid'
- });
- alert("Please select any issues");
- } else if (id_description_wrapper.length == 0) {
- $('#id_issue').css({
- "border": '#FF0000 1px solid'
- });
- alert("Please insert issue description");
- } else if (id_email.length == 0) {
- $('#id_email').css({
- "border": '#FF0000 1px solid'
- });
- alert("Please insert email id");
- } else {
- if (!ex_id) {
- ex_id = "NULL";
- }
- }
- } else {
-
-
- $.ajax({
- url: 'get_bug_form_submit/',
- dataType: 'JSON',
- type: 'POST',
- data: {
- 'csrfmiddlewaretoken': token,
- form: $("#bug-form").serialize(true),
- cat_id: cat_id,
- book_id: book_id,
- chapter_id: chapter_id,
- ex_id: ex_id,
- description: id_description_wrapper,
- issue: issue_id,
- email: id_email,
- },
- success: function(data) {
- console.log(data);
- alert(data);
- ajax_loader("clear");
- $("#bug_form_wrapper").modal('toggle');
- }
- });
- }
-
- e.preventDefault();
- });
- /********************************************/
- /********************************************/
- /************ submit revision handling ******/
- /********************************************/
- $(document).on("click", "#submit-revision", function(e) {
-
-
- $.ajax({
- url: 'get_submit_revision_form/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- code: editor.getValue(),
- initial_code: initial_code
- },
- success: function(data) {
- $(
- "#submit-revision-wrapper"
- ).html(data);
- $(
- "#submit-revision-wrapper"
- ).lightbox_me({
- centered: false
- });
- }
- });
- e.preventDefault();
- });
- /********************************************/
- /********************************************/
- /********* submit revision form submit ******/
- /********************************************/
- $(document).on("click", "#revision-form-submit", function(
- e) {
- ajax_loader(this);
-
- $.ajax({
- url: 'get_submit_revision_form_submit/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- form: $('#revision-form').serialize(
- true),
- code: editor.getValue(),
- },
- success: function(data) {
- initial_code = editor.getValue()
- alert(data);
- $(
- "#submit-revision-wrapper"
- ).trigger("close");
- }
- });
- });
- /********************************************/
- $(document).on("click", "#search", function() {
- ajax_loader(this);
- $("#relevant").html('');
- var search_string = jQuery.trim($("#search-input").val());
- if (search_string == '') {
- search_string = 'Null';
- }
- $.ajax({
- url: 'search_book',
- dataType: 'JSON',
- type: 'GET',
- data: {
- search_string: search_string,
- },
- success: function(data) {
- $("#relevant").html('<h2>Relevant</h2><hr>');
- for (var i = 0; i < data.length; i++) {
- $("#relevant").append(
- '<a href="?book_id=' + data[i].ids + '" class="">' + data[i].book +
- ' (Author: ' + data[i].author + ')</a><hr>');
-
- }
- ajax_loader("clear");
- }
- }),
- $.ajax({
- url: 'search_book/popular/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- search_string: search_string,
- },
- success: function(data) {
- $("#popular").html('<h2>Popular</h2><hr>');
- for (var i = 0; i < data.length; i++) {
- $("#popular").append(
- '<a href="?book_id=' + data[i].ids + '" class="">' + data[i].book +
- ' (Author: ' + data[i].author + ')</a><hr>');
- }
- ajax_loader("clear");
- }
-
- }),
- $.ajax({
- url: 'search_book/recent/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- search_string: search_string,
- },
- success: function(data) {
- $("#recent").html('<h2>Recent</h2><hr>');
- for (var i = 0; i < data.length; i++) {
- $("#recent").append(
- '<a href="?book_id=' + data[i].ids + '" class="">' + data[i].book +
- ' (Author: ' + data[i].author + ')</a><hr>');
- }
- ajax_loader("clear");
- }
- });
- });
-
- $(document).on("click", "#search_book", function(e) {
- ajax_loader("#search");
- $("#popular").html('');
- $("#recent").html('');
- var search_string = 'popular';
- if (search_string == '') {
- search_string = 'Null';
- }
- $.ajax({
- url: 'search_book/popular/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- search_string: search_string,
- },
- success: function(data) {
- console.log(data);
- $("#popular").html('<h2>Popular</h2><hr>');
- for (var i = 0; i < data.length; i++) {
- $("#popular").append(
- '<a href="?book_id=' + data[i].ids + '" class="">' + data[i].book +
- ' (Author: ' + data[i].author + ')</a><hr>');
- }
- ajax_loader("clear");
- }
- }),
- $.ajax({
- url: 'search_book/recent/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- search_string: search_string,
- },
- success: function(data) {
- console.log(data);
- $("#recent").html('<h2>Recent</h2><hr>');
- for (var i = 0; i < data.length; i++) {
- $("#recent").append(
- '<a href="?book_id=' + data[i].ids + '" class="">' + data[i].book +
- ' (Author: ' + data[i].author + ')</a><hr>');
- }
- ajax_loader("clear");
- }
- });
- e.preventDefault();
-
- });
-
-$(document).on("click", "#fileuploadsubmit", function() {
-
- if(confirm("Uploaded file last only till sesstion. Use direct file name for execution.")){
- var name = doSubmit();
- $("<span>" + name + "</span>").insertAfter("#uploaddataset");
- $("#uploaddatasetModal").modal('hide');
- $("#uploaddataset").hide();
- }
- else{
- return false;
- }
-
-
-
-});
-
-$(document).on("click", "#reset", function() {
- if(confirm("Are you sure you want to reset? Reset will clear of your data/uploaded file.")){
- document.location.reload(true);
- }
- else{
- return false;
- }
-});
-
-}); //document.readOnly()
-
-function doSubmit(){
- // Form Data
- var formData = new FormData();
-
- var fileSelect = document.getElementById("fileSelect");
- if(fileSelect.files && fileSelect.files.length == 1){
- var file = fileSelect.files[0]
- formData.set("file", file , file.name);
- }
-
- var session_id = document.getElementById("session_id");
- formData.set("session_id", session_id.value)
- // Http Request
- var request = new XMLHttpRequest();
- request.open('POST', "http://10.101.201.190:8001/upload");
- request.send(formData);
- return (fileSelect.files[0].name);
-}
-
diff --git a/static/website/js/codemirror.js b/static/website/js/codemirror.js
deleted file mode 100644
index 8995069..0000000
--- a/static/website/js/codemirror.js
+++ /dev/null
@@ -1,5944 +0,0 @@
-// CodeMirror version 3.20
-//
-// CodeMirror is the only global var we claim
-window.CodeMirror = (function() {
- "use strict";
-
- // BROWSER SNIFFING
-
- // Crude, but necessary to handle a number of hard-to-feature-detect
- // bugs and behavior differences.
- var gecko = /gecko\/\d/i.test(navigator.userAgent);
- // IE11 currently doesn't count as 'ie', since it has almost none of
- // the same bugs as earlier versions. Use ie_gt10 to handle
- // incompatibilities in that version.
- var ie = /MSIE \d/.test(navigator.userAgent);
- var ie_lt8 = ie && (document.documentMode == null || document.documentMode < 8);
- var ie_lt9 = ie && (document.documentMode == null || document.documentMode < 9);
- var ie_gt10 = /Trident\/([7-9]|\d{2,})\./.test(navigator.userAgent);
- var webkit = /WebKit\//.test(navigator.userAgent);
- var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(navigator.userAgent);
- var chrome = /Chrome\//.test(navigator.userAgent);
- var opera = /Opera\//.test(navigator.userAgent);
- var safari = /Apple Computer/.test(navigator.vendor);
- var khtml = /KHTML\//.test(navigator.userAgent);
- var mac_geLion = /Mac OS X 1\d\D([7-9]|\d\d)\D/.test(navigator.userAgent);
- var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(navigator.userAgent);
- var phantom = /PhantomJS/.test(navigator.userAgent);
-
- var ios = /AppleWebKit/.test(navigator.userAgent) && /Mobile\/\w+/.test(navigator.userAgent);
- // This is woefully incomplete. Suggestions for alternative methods welcome.
- var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(navigator.userAgent);
- var mac = ios || /Mac/.test(navigator.platform);
- var windows = /win/i.test(navigator.platform);
-
- var opera_version = opera && navigator.userAgent.match(/Version\/(\d*\.\d*)/);
- if (opera_version) opera_version = Number(opera_version[1]);
- if (opera_version && opera_version >= 15) { opera = false; webkit = true; }
- // Some browsers use the wrong event properties to signal cmd/ctrl on OS X
- var flipCtrlCmd = mac && (qtwebkit || opera && (opera_version == null || opera_version < 12.11));
- var captureMiddleClick = gecko || (ie && !ie_lt9);
-
- // Optimize some code when these features are not used
- var sawReadOnlySpans = false, sawCollapsedSpans = false;
-
- // CONSTRUCTOR
-
- function CodeMirror(place, options) {
- if (!(this instanceof CodeMirror)) return new CodeMirror(place, options);
-
- this.options = options = options || {};
- // Determine effective options based on given values and defaults.
- for (var opt in defaults) if (!options.hasOwnProperty(opt) && defaults.hasOwnProperty(opt))
- options[opt] = defaults[opt];
- setGuttersForLineNumbers(options);
-
- var docStart = typeof options.value == "string" ? 0 : options.value.first;
- var display = this.display = makeDisplay(place, docStart);
- display.wrapper.CodeMirror = this;
- updateGutters(this);
- if (options.autofocus && !mobile) focusInput(this);
-
- this.state = {keyMaps: [],
- overlays: [],
- modeGen: 0,
- overwrite: false, focused: false,
- suppressEdits: false, pasteIncoming: false,
- draggingText: false,
- highlight: new Delayed()};
-
- themeChanged(this);
- if (options.lineWrapping)
- this.display.wrapper.className += " CodeMirror-wrap";
-
- var doc = options.value;
- if (typeof doc == "string") doc = new Doc(options.value, options.mode);
- operation(this, attachDoc)(this, doc);
-
- // Override magic textarea content restore that IE sometimes does
- // on our hidden textarea on reload
- if (ie) setTimeout(bind(resetInput, this, true), 20);
-
- registerEventHandlers(this);
- // IE throws unspecified error in certain cases, when
- // trying to access activeElement before onload
- var hasFocus; try { hasFocus = (document.activeElement == display.input); } catch(e) { }
- if (hasFocus || (options.autofocus && !mobile)) setTimeout(bind(onFocus, this), 20);
- else onBlur(this);
-
- operation(this, function() {
- for (var opt in optionHandlers)
- if (optionHandlers.propertyIsEnumerable(opt))
- optionHandlers[opt](this, options[opt], Init);
- for (var i = 0; i < initHooks.length; ++i) initHooks[i](this);
- })();
- }
-
- // DISPLAY CONSTRUCTOR
-
- function makeDisplay(place, docStart) {
- var d = {};
-
- var input = d.input = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none; font-size: 4px;");
- if (webkit) input.style.width = "1000px";
- else input.setAttribute("wrap", "off");
- // if border: 0; -- iOS fails to open keyboard (issue #1287)
- if (ios) input.style.border = "1px solid black";
- input.setAttribute("autocorrect", "off"); input.setAttribute("autocapitalize", "off"); input.setAttribute("spellcheck", "false");
-
- // Wraps and hides input textarea
- d.inputDiv = elt("div", [input], null, "overflow: hidden; position: relative; width: 3px; height: 0px;");
- // The actual fake scrollbars.
- d.scrollbarH = elt("div", [elt("div", null, null, "height: 1px")], "CodeMirror-hscrollbar");
- d.scrollbarV = elt("div", [elt("div", null, null, "width: 1px")], "CodeMirror-vscrollbar");
- d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
- d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
- // DIVs containing the selection and the actual code
- d.lineDiv = elt("div", null, "CodeMirror-code");
- d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
- // Blinky cursor, and element used to ensure cursor fits at the end of a line
- d.cursor = elt("div", "\u00a0", "CodeMirror-cursor");
- // Secondary cursor, shown when on a 'jump' in bi-directional text
- d.otherCursor = elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor");
- // Used to measure text size
- d.measure = elt("div", null, "CodeMirror-measure");
- // Wraps everything that needs to exist inside the vertically-padded coordinate system
- d.lineSpace = elt("div", [d.measure, d.selectionDiv, d.lineDiv, d.cursor, d.otherCursor],
- null, "position: relative; outline: none");
- // Moved around its parent to cover visible view
- d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative");
- // Set to the height of the text, causes scrolling
- d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
- // D is needed because behavior of elts with overflow: auto and padding is inconsistent across browsers
- d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerCutOff + "px; width: 1px;");
- // Will contain the gutters, if any
- d.gutters = elt("div", null, "CodeMirror-gutters");
- d.lineGutter = null;
- // Provides scrolling
- d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
- d.scroller.setAttribute("tabIndex", "-1");
- // The element in which the editor lives.
- d.wrapper = elt("div", [d.inputDiv, d.scrollbarH, d.scrollbarV,
- d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
- // Work around IE7 z-index bug
- if (ie_lt8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
- if (place.appendChild) place.appendChild(d.wrapper); else place(d.wrapper);
-
- // Needed to hide big blue blinking cursor on Mobile Safari
- if (ios) input.style.width = "0px";
- if (!webkit) d.scroller.draggable = true;
- // Needed to handle Tab key in KHTML
- if (khtml) { d.inputDiv.style.height = "1px"; d.inputDiv.style.position = "absolute"; }
- // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8).
- else if (ie_lt8) d.scrollbarH.style.minWidth = d.scrollbarV.style.minWidth = "18px";
-
- // Current visible range (may be bigger than the view window).
- d.viewOffset = d.lastSizeC = 0;
- d.showingFrom = d.showingTo = docStart;
-
- // Used to only resize the line number gutter when necessary (when
- // the amount of lines crosses a boundary that makes its width change)
- d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
- // See readInput and resetInput
- d.prevInput = "";
- // Set to true when a non-horizontal-scrolling widget is added. As
- // an optimization, widget aligning is skipped when d is false.
- d.alignWidgets = false;
- // Flag that indicates whether we currently expect input to appear
- // (after some event like 'keypress' or 'input') and are polling
- // intensively.
- d.pollingFast = false;
- // Self-resetting timeout for the poller
- d.poll = new Delayed();
-
- d.cachedCharWidth = d.cachedTextHeight = null;
- d.measureLineCache = [];
- d.measureLineCachePos = 0;
-
- // Tracks when resetInput has punted to just putting a short
- // string instead of the (large) selection.
- d.inaccurateSelection = false;
-
- // Tracks the maximum line length so that the horizontal scrollbar
- // can be kept static when scrolling.
- d.maxLine = null;
- d.maxLineLength = 0;
- d.maxLineChanged = false;
-
- // Used for measuring wheel scrolling granularity
- d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
-
- return d;
- }
-
- // STATE UPDATES
-
- // Used to get the editor into a consistent state again when options change.
-
- function loadMode(cm) {
- cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption);
- cm.doc.iter(function(line) {
- if (line.stateAfter) line.stateAfter = null;
- if (line.styles) line.styles = null;
- });
- cm.doc.frontier = cm.doc.first;
- startWorker(cm, 100);
- cm.state.modeGen++;
- if (cm.curOp) regChange(cm);
- }
-
- function wrappingChanged(cm) {
- if (cm.options.lineWrapping) {
- cm.display.wrapper.className += " CodeMirror-wrap";
- cm.display.sizer.style.minWidth = "";
- } else {
- cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-wrap", "");
- computeMaxLength(cm);
- }
- estimateLineHeights(cm);
- regChange(cm);
- clearCaches(cm);
- setTimeout(function(){updateScrollbars(cm);}, 100);
- }
-
- function estimateHeight(cm) {
- var th = textHeight(cm.display), wrapping = cm.options.lineWrapping;
- var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3);
- return function(line) {
- if (lineIsHidden(cm.doc, line))
- return 0;
- else if (wrapping)
- return (Math.ceil(line.text.length / perLine) || 1) * th;
- else
- return th;
- };
- }
-
- function estimateLineHeights(cm) {
- var doc = cm.doc, est = estimateHeight(cm);
- doc.iter(function(line) {
- var estHeight = est(line);
- if (estHeight != line.height) updateLineHeight(line, estHeight);
- });
- }
-
- function keyMapChanged(cm) {
- var map = keyMap[cm.options.keyMap], style = map.style;
- cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-keymap-\S+/g, "") +
- (style ? " cm-keymap-" + style : "");
- cm.state.disableInput = map.disableInput;
- }
-
- function themeChanged(cm) {
- cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") +
- cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-");
- clearCaches(cm);
- }
-
- function guttersChanged(cm) {
- updateGutters(cm);
- regChange(cm);
- setTimeout(function(){alignHorizontally(cm);}, 20);
- }
-
- function updateGutters(cm) {
- var gutters = cm.display.gutters, specs = cm.options.gutters;
- removeChildren(gutters);
- for (var i = 0; i < specs.length; ++i) {
- var gutterClass = specs[i];
- var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass));
- if (gutterClass == "CodeMirror-linenumbers") {
- cm.display.lineGutter = gElt;
- gElt.style.width = (cm.display.lineNumWidth || 1) + "px";
- }
- }
- gutters.style.display = i ? "" : "none";
- }
-
- function lineLength(doc, line) {
- if (line.height == 0) return 0;
- var len = line.text.length, merged, cur = line;
- while (merged = collapsedSpanAtStart(cur)) {
- var found = merged.find();
- cur = getLine(doc, found.from.line);
- len += found.from.ch - found.to.ch;
- }
- cur = line;
- while (merged = collapsedSpanAtEnd(cur)) {
- var found = merged.find();
- len -= cur.text.length - found.from.ch;
- cur = getLine(doc, found.to.line);
- len += cur.text.length - found.to.ch;
- }
- return len;
- }
-
- function computeMaxLength(cm) {
- var d = cm.display, doc = cm.doc;
- d.maxLine = getLine(doc, doc.first);
- d.maxLineLength = lineLength(doc, d.maxLine);
- d.maxLineChanged = true;
- doc.iter(function(line) {
- var len = lineLength(doc, line);
- if (len > d.maxLineLength) {
- d.maxLineLength = len;
- d.maxLine = line;
- }
- });
- }
-
- // Make sure the gutters options contains the element
- // "CodeMirror-linenumbers" when the lineNumbers option is true.
- function setGuttersForLineNumbers(options) {
- var found = indexOf(options.gutters, "CodeMirror-linenumbers");
- if (found == -1 && options.lineNumbers) {
- options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]);
- } else if (found > -1 && !options.lineNumbers) {
- options.gutters = options.gutters.slice(0);
- options.gutters.splice(found, 1);
- }
- }
-
- // SCROLLBARS
-
- // Re-synchronize the fake scrollbars with the actual size of the
- // content. Optionally force a scrollTop.
- function updateScrollbars(cm) {
- var d = cm.display, docHeight = cm.doc.height;
- var totalHeight = docHeight + paddingVert(d);
- d.sizer.style.minHeight = d.heightForcer.style.top = totalHeight + "px";
- d.gutters.style.height = Math.max(totalHeight, d.scroller.clientHeight - scrollerCutOff) + "px";
- var scrollHeight = Math.max(totalHeight, d.scroller.scrollHeight);
- var needsH = d.scroller.scrollWidth > (d.scroller.clientWidth + 1);
- var needsV = scrollHeight > (d.scroller.clientHeight + 1);
- if (needsV) {
- d.scrollbarV.style.display = "block";
- d.scrollbarV.style.bottom = needsH ? scrollbarWidth(d.measure) + "px" : "0";
- d.scrollbarV.firstChild.style.height =
- (scrollHeight - d.scroller.clientHeight + d.scrollbarV.clientHeight) + "px";
- } else {
- d.scrollbarV.style.display = "";
- d.scrollbarV.firstChild.style.height = "0";
- }
- if (needsH) {
- d.scrollbarH.style.display = "block";
- d.scrollbarH.style.right = needsV ? scrollbarWidth(d.measure) + "px" : "0";
- d.scrollbarH.firstChild.style.width =
- (d.scroller.scrollWidth - d.scroller.clientWidth + d.scrollbarH.clientWidth) + "px";
- } else {
- d.scrollbarH.style.display = "";
- d.scrollbarH.firstChild.style.width = "0";
- }
- if (needsH && needsV) {
- d.scrollbarFiller.style.display = "block";
- d.scrollbarFiller.style.height = d.scrollbarFiller.style.width = scrollbarWidth(d.measure) + "px";
- } else d.scrollbarFiller.style.display = "";
- if (needsH && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) {
- d.gutterFiller.style.display = "block";
- d.gutterFiller.style.height = scrollbarWidth(d.measure) + "px";
- d.gutterFiller.style.width = d.gutters.offsetWidth + "px";
- } else d.gutterFiller.style.display = "";
-
- if (mac_geLion && scrollbarWidth(d.measure) === 0) {
- d.scrollbarV.style.minWidth = d.scrollbarH.style.minHeight = mac_geMountainLion ? "18px" : "12px";
- d.scrollbarV.style.pointerEvents = d.scrollbarH.style.pointerEvents = "none";
- }
- }
-
- function visibleLines(display, doc, viewPort) {
- var top = display.scroller.scrollTop, height = display.wrapper.clientHeight;
- if (typeof viewPort == "number") top = viewPort;
- else if (viewPort) {top = viewPort.top; height = viewPort.bottom - viewPort.top;}
- top = Math.floor(top - paddingTop(display));
- var bottom = Math.ceil(top + height);
- return {from: lineAtHeight(doc, top), to: lineAtHeight(doc, bottom)};
- }
-
- // LINE NUMBERS
-
- function alignHorizontally(cm) {
- var display = cm.display;
- if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return;
- var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
- var gutterW = display.gutters.offsetWidth, l = comp + "px";
- for (var n = display.lineDiv.firstChild; n; n = n.nextSibling) if (n.alignable) {
- for (var i = 0, a = n.alignable; i < a.length; ++i) a[i].style.left = l;
- }
- if (cm.options.fixedGutter)
- display.gutters.style.left = (comp + gutterW) + "px";
- }
-
- function maybeUpdateLineNumberWidth(cm) {
- if (!cm.options.lineNumbers) return false;
- var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
- if (last.length != display.lineNumChars) {
- var test = display.measure.appendChild(elt("div", [elt("div", last)],
- "CodeMirror-linenumber CodeMirror-gutter-elt"));
- var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
- display.lineGutter.style.width = "";
- display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding);
- display.lineNumWidth = display.lineNumInnerWidth + padding;
- display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
- display.lineGutter.style.width = display.lineNumWidth + "px";
- return true;
- }
- return false;
- }
-
- function lineNumberFor(options, i) {
- return String(options.lineNumberFormatter(i + options.firstLineNumber));
- }
- function compensateForHScroll(display) {
- return getRect(display.scroller).left - getRect(display.sizer).left;
- }
-
- // DISPLAY DRAWING
-
- function updateDisplay(cm, changes, viewPort, forced) {
- var oldFrom = cm.display.showingFrom, oldTo = cm.display.showingTo, updated;
- var visible = visibleLines(cm.display, cm.doc, viewPort);
- for (var first = true;; first = false) {
- var oldWidth = cm.display.scroller.clientWidth;
- if (!updateDisplayInner(cm, changes, visible, forced)) break;
- updated = true;
- changes = [];
- updateSelection(cm);
- updateScrollbars(cm);
- if (first && cm.options.lineWrapping && oldWidth != cm.display.scroller.clientWidth) {
- forced = true;
- continue;
- }
- forced = false;
-
- // Clip forced viewport to actual scrollable area
- if (viewPort)
- viewPort = Math.min(cm.display.scroller.scrollHeight - cm.display.scroller.clientHeight,
- typeof viewPort == "number" ? viewPort : viewPort.top);
- visible = visibleLines(cm.display, cm.doc, viewPort);
- if (visible.from >= cm.display.showingFrom && visible.to <= cm.display.showingTo)
- break;
- }
-
- if (updated) {
- signalLater(cm, "update", cm);
- if (cm.display.showingFrom != oldFrom || cm.display.showingTo != oldTo)
- signalLater(cm, "viewportChange", cm, cm.display.showingFrom, cm.display.showingTo);
- }
- return updated;
- }
-
- // Uses a set of changes plus the current scroll position to
- // determine which DOM updates have to be made, and makes the
- // updates.
- function updateDisplayInner(cm, changes, visible, forced) {
- var display = cm.display, doc = cm.doc;
- if (!display.wrapper.clientWidth) {
- display.showingFrom = display.showingTo = doc.first;
- display.viewOffset = 0;
- return;
- }
-
- // Bail out if the visible area is already rendered and nothing changed.
- if (!forced && changes.length == 0 &&
- visible.from > display.showingFrom && visible.to < display.showingTo)
- return;
-
- if (maybeUpdateLineNumberWidth(cm))
- changes = [{from: doc.first, to: doc.first + doc.size}];
- var gutterW = display.sizer.style.marginLeft = display.gutters.offsetWidth + "px";
- display.scrollbarH.style.left = cm.options.fixedGutter ? gutterW : "0";
-
- // Used to determine which lines need their line numbers updated
- var positionsChangedFrom = Infinity;
- if (cm.options.lineNumbers)
- for (var i = 0; i < changes.length; ++i)
- if (changes[i].diff && changes[i].from < positionsChangedFrom) { positionsChangedFrom = changes[i].from; }
-
- var end = doc.first + doc.size;
- var from = Math.max(visible.from - cm.options.viewportMargin, doc.first);
- var to = Math.min(end, visible.to + cm.options.viewportMargin);
- if (display.showingFrom < from && from - display.showingFrom < 20) from = Math.max(doc.first, display.showingFrom);
- if (display.showingTo > to && display.showingTo - to < 20) to = Math.min(end, display.showingTo);
- if (sawCollapsedSpans) {
- from = lineNo(visualLine(doc, getLine(doc, from)));
- while (to < end && lineIsHidden(doc, getLine(doc, to))) ++to;
- }
-
- // Create a range of theoretically intact lines, and punch holes
- // in that using the change info.
- var intact = [{from: Math.max(display.showingFrom, doc.first),
- to: Math.min(display.showingTo, end)}];
- if (intact[0].from >= intact[0].to) intact = [];
- else intact = computeIntact(intact, changes);
- // When merged lines are present, we might have to reduce the
- // intact ranges because changes in continued fragments of the
- // intact lines do require the lines to be redrawn.
- if (sawCollapsedSpans)
- for (var i = 0; i < intact.length; ++i) {
- var range = intact[i], merged;
- while (merged = collapsedSpanAtEnd(getLine(doc, range.to - 1))) {
- var newTo = merged.find().from.line;
- if (newTo > range.from) range.to = newTo;
- else { intact.splice(i--, 1); break; }
- }
- }
-
- // Clip off the parts that won't be visible
- var intactLines = 0;
- for (var i = 0; i < intact.length; ++i) {
- var range = intact[i];
- if (range.from < from) range.from = from;
- if (range.to > to) range.to = to;
- if (range.from >= range.to) intact.splice(i--, 1);
- else intactLines += range.to - range.from;
- }
- if (!forced && intactLines == to - from && from == display.showingFrom && to == display.showingTo) {
- updateViewOffset(cm);
- return;
- }
- intact.sort(function(a, b) {return a.from - b.from;});
-
- // Avoid crashing on IE's "unspecified error" when in iframes
- try {
- var focused = document.activeElement;
- } catch(e) {}
- if (intactLines < (to - from) * .7) display.lineDiv.style.display = "none";
- patchDisplay(cm, from, to, intact, positionsChangedFrom);
- display.lineDiv.style.display = "";
- if (focused && document.activeElement != focused && focused.offsetHeight) focused.focus();
-
- var different = from != display.showingFrom || to != display.showingTo ||
- display.lastSizeC != display.wrapper.clientHeight;
- // This is just a bogus formula that detects when the editor is
- // resized or the font size changes.
- if (different) {
- display.lastSizeC = display.wrapper.clientHeight;
- startWorker(cm, 400);
- }
- display.showingFrom = from; display.showingTo = to;
-
- updateHeightsInViewport(cm);
- updateViewOffset(cm);
-
- return true;
- }
-
- function updateHeightsInViewport(cm) {
- var display = cm.display;
- var prevBottom = display.lineDiv.offsetTop;
- for (var node = display.lineDiv.firstChild, height; node; node = node.nextSibling) if (node.lineObj) {
- if (ie_lt8) {
- var bot = node.offsetTop + node.offsetHeight;
- height = bot - prevBottom;
- prevBottom = bot;
- } else {
- var box = getRect(node);
- height = box.bottom - box.top;
- }
- var diff = node.lineObj.height - height;
- if (height < 2) height = textHeight(display);
- if (diff > .001 || diff < -.001) {
- updateLineHeight(node.lineObj, height);
- var widgets = node.lineObj.widgets;
- if (widgets) for (var i = 0; i < widgets.length; ++i)
- widgets[i].height = widgets[i].node.offsetHeight;
- }
- }
- }
-
- function updateViewOffset(cm) {
- var off = cm.display.viewOffset = heightAtLine(cm, getLine(cm.doc, cm.display.showingFrom));
- // Position the mover div to align with the current virtual scroll position
- cm.display.mover.style.top = off + "px";
- }
-
- function computeIntact(intact, changes) {
- for (var i = 0, l = changes.length || 0; i < l; ++i) {
- var change = changes[i], intact2 = [], diff = change.diff || 0;
- for (var j = 0, l2 = intact.length; j < l2; ++j) {
- var range = intact[j];
- if (change.to <= range.from && change.diff) {
- intact2.push({from: range.from + diff, to: range.to + diff});
- } else if (change.to <= range.from || change.from >= range.to) {
- intact2.push(range);
- } else {
- if (change.from > range.from)
- intact2.push({from: range.from, to: change.from});
- if (change.to < range.to)
- intact2.push({from: change.to + diff, to: range.to + diff});
- }
- }
- intact = intact2;
- }
- return intact;
- }
-
- function getDimensions(cm) {
- var d = cm.display, left = {}, width = {};
- for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
- left[cm.options.gutters[i]] = n.offsetLeft;
- width[cm.options.gutters[i]] = n.offsetWidth;
- }
- return {fixedPos: compensateForHScroll(d),
- gutterTotalWidth: d.gutters.offsetWidth,
- gutterLeft: left,
- gutterWidth: width,
- wrapperWidth: d.wrapper.clientWidth};
- }
-
- function patchDisplay(cm, from, to, intact, updateNumbersFrom) {
- var dims = getDimensions(cm);
- var display = cm.display, lineNumbers = cm.options.lineNumbers;
- if (!intact.length && (!webkit || !cm.display.currentWheelTarget))
- removeChildren(display.lineDiv);
- var container = display.lineDiv, cur = container.firstChild;
-
- function rm(node) {
- var next = node.nextSibling;
- if (webkit && mac && cm.display.currentWheelTarget == node) {
- node.style.display = "none";
- node.lineObj = null;
- } else {
- node.parentNode.removeChild(node);
- }
- return next;
- }
-
- var nextIntact = intact.shift(), lineN = from;
- cm.doc.iter(from, to, function(line) {
- if (nextIntact && nextIntact.to == lineN) nextIntact = intact.shift();
- if (lineIsHidden(cm.doc, line)) {
- if (line.height != 0) updateLineHeight(line, 0);
- if (line.widgets && cur && cur.previousSibling) for (var i = 0; i < line.widgets.length; ++i) {
- var w = line.widgets[i];
- if (w.showIfHidden) {
- var prev = cur.previousSibling;
- if (/pre/i.test(prev.nodeName)) {
- var wrap = elt("div", null, null, "position: relative");
- prev.parentNode.replaceChild(wrap, prev);
- wrap.appendChild(prev);
- prev = wrap;
- }
- var wnode = prev.appendChild(elt("div", [w.node], "CodeMirror-linewidget"));
- if (!w.handleMouseEvents) wnode.ignoreEvents = true;
- positionLineWidget(w, wnode, prev, dims);
- }
- }
- } else if (nextIntact && nextIntact.from <= lineN && nextIntact.to > lineN) {
- // This line is intact. Skip to the actual node. Update its
- // line number if needed.
- while (cur.lineObj != line) cur = rm(cur);
- if (lineNumbers && updateNumbersFrom <= lineN && cur.lineNumber)
- setTextContent(cur.lineNumber, lineNumberFor(cm.options, lineN));
- cur = cur.nextSibling;
- } else {
- // For lines with widgets, make an attempt to find and reuse
- // the existing element, so that widgets aren't needlessly
- // removed and re-inserted into the dom
- if (line.widgets) for (var j = 0, search = cur, reuse; search && j < 20; ++j, search = search.nextSibling)
- if (search.lineObj == line && /div/i.test(search.nodeName)) { reuse = search; break; }
- // This line needs to be generated.
- var lineNode = buildLineElement(cm, line, lineN, dims, reuse);
- if (lineNode != reuse) {
- container.insertBefore(lineNode, cur);
- } else {
- while (cur != reuse) cur = rm(cur);
- cur = cur.nextSibling;
- }
-
- lineNode.lineObj = line;
- }
- ++lineN;
- });
- while (cur) cur = rm(cur);
- }
-
- function buildLineElement(cm, line, lineNo, dims, reuse) {
- var built = buildLineContent(cm, line), lineElement = built.pre;
- var markers = line.gutterMarkers, display = cm.display, wrap;
-
- var bgClass = built.bgClass ? built.bgClass + " " + (line.bgClass || "") : line.bgClass;
- if (!cm.options.lineNumbers && !markers && !bgClass && !line.wrapClass && !line.widgets)
- return lineElement;
-
- // Lines with gutter elements, widgets or a background class need
- // to be wrapped again, and have the extra elements added to the
- // wrapper div
-
- if (reuse) {
- reuse.alignable = null;
- var isOk = true, widgetsSeen = 0, insertBefore = null;
- for (var n = reuse.firstChild, next; n; n = next) {
- next = n.nextSibling;
- if (!/\bCodeMirror-linewidget\b/.test(n.className)) {
- reuse.removeChild(n);
- } else {
- for (var i = 0; i < line.widgets.length; ++i) {
- var widget = line.widgets[i];
- if (widget.node == n.firstChild) {
- if (!widget.above && !insertBefore) insertBefore = n;
- positionLineWidget(widget, n, reuse, dims);
- ++widgetsSeen;
- break;
- }
- }
- if (i == line.widgets.length) { isOk = false; break; }
- }
- }
- reuse.insertBefore(lineElement, insertBefore);
- if (isOk && widgetsSeen == line.widgets.length) {
- wrap = reuse;
- reuse.className = line.wrapClass || "";
- }
- }
- if (!wrap) {
- wrap = elt("div", null, line.wrapClass, "position: relative");
- wrap.appendChild(lineElement);
- }
- // Kludge to make sure the styled element lies behind the selection (by z-index)
- if (bgClass)
- wrap.insertBefore(elt("div", null, bgClass + " CodeMirror-linebackground"), wrap.firstChild);
- if (cm.options.lineNumbers || markers) {
- var gutterWrap = wrap.insertBefore(elt("div", null, null, "position: absolute; left: " +
- (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"),
- wrap.firstChild);
- if (cm.options.fixedGutter) (wrap.alignable || (wrap.alignable = [])).push(gutterWrap);
- if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"]))
- wrap.lineNumber = gutterWrap.appendChild(
- elt("div", lineNumberFor(cm.options, lineNo),
- "CodeMirror-linenumber CodeMirror-gutter-elt",
- "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: "
- + display.lineNumInnerWidth + "px"));
- if (markers)
- for (var k = 0; k < cm.options.gutters.length; ++k) {
- var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id];
- if (found)
- gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " +
- dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px"));
- }
- }
- if (ie_lt8) wrap.style.zIndex = 2;
- if (line.widgets && wrap != reuse) for (var i = 0, ws = line.widgets; i < ws.length; ++i) {
- var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget");
- if (!widget.handleMouseEvents) node.ignoreEvents = true;
- positionLineWidget(widget, node, wrap, dims);
- if (widget.above)
- wrap.insertBefore(node, cm.options.lineNumbers && line.height != 0 ? gutterWrap : lineElement);
- else
- wrap.appendChild(node);
- signalLater(widget, "redraw");
- }
- return wrap;
- }
-
- function positionLineWidget(widget, node, wrap, dims) {
- if (widget.noHScroll) {
- (wrap.alignable || (wrap.alignable = [])).push(node);
- var width = dims.wrapperWidth;
- node.style.left = dims.fixedPos + "px";
- if (!widget.coverGutter) {
- width -= dims.gutterTotalWidth;
- node.style.paddingLeft = dims.gutterTotalWidth + "px";
- }
- node.style.width = width + "px";
- }
- if (widget.coverGutter) {
- node.style.zIndex = 5;
- node.style.position = "relative";
- if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px";
- }
- }
-
- // SELECTION / CURSOR
-
- function updateSelection(cm) {
- var display = cm.display;
- var collapsed = posEq(cm.doc.sel.from, cm.doc.sel.to);
- if (collapsed || cm.options.showCursorWhenSelecting)
- updateSelectionCursor(cm);
- else
- display.cursor.style.display = display.otherCursor.style.display = "none";
- if (!collapsed)
- updateSelectionRange(cm);
- else
- display.selectionDiv.style.display = "none";
-
- // Move the hidden textarea near the cursor to prevent scrolling artifacts
- if (cm.options.moveInputWithCursor) {
- var headPos = cursorCoords(cm, cm.doc.sel.head, "div");
- var wrapOff = getRect(display.wrapper), lineOff = getRect(display.lineDiv);
- display.inputDiv.style.top = Math.max(0, Math.min(display.wrapper.clientHeight - 10,
- headPos.top + lineOff.top - wrapOff.top)) + "px";
- display.inputDiv.style.left = Math.max(0, Math.min(display.wrapper.clientWidth - 10,
- headPos.left + lineOff.left - wrapOff.left)) + "px";
- }
- }
-
- // No selection, plain cursor
- function updateSelectionCursor(cm) {
- var display = cm.display, pos = cursorCoords(cm, cm.doc.sel.head, "div");
- display.cursor.style.left = pos.left + "px";
- display.cursor.style.top = pos.top + "px";
- display.cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px";
- display.cursor.style.display = "";
-
- if (pos.other) {
- display.otherCursor.style.display = "";
- display.otherCursor.style.left = pos.other.left + "px";
- display.otherCursor.style.top = pos.other.top + "px";
- display.otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px";
- } else { display.otherCursor.style.display = "none"; }
- }
-
- // Highlight selection
- function updateSelectionRange(cm) {
- var display = cm.display, doc = cm.doc, sel = cm.doc.sel;
- var fragment = document.createDocumentFragment();
- var clientWidth = display.lineSpace.offsetWidth, pl = paddingLeft(cm.display);
-
- function add(left, top, width, bottom) {
- if (top < 0) top = 0;
- fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left +
- "px; top: " + top + "px; width: " + (width == null ? clientWidth - left : width) +
- "px; height: " + (bottom - top) + "px"));
- }
-
- function drawForLine(line, fromArg, toArg) {
- var lineObj = getLine(doc, line);
- var lineLen = lineObj.text.length;
- var start, end;
- function coords(ch, bias) {
- return charCoords(cm, Pos(line, ch), "div", lineObj, bias);
- }
-
- iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) {
- var leftPos = coords(from, "left"), rightPos, left, right;
- if (from == to) {
- rightPos = leftPos;
- left = right = leftPos.left;
- } else {
- rightPos = coords(to - 1, "right");
- if (dir == "rtl") { var tmp = leftPos; leftPos = rightPos; rightPos = tmp; }
- left = leftPos.left;
- right = rightPos.right;
- }
- if (fromArg == null && from == 0) left = pl;
- if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part
- add(left, leftPos.top, null, leftPos.bottom);
- left = pl;
- if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top);
- }
- if (toArg == null && to == lineLen) right = clientWidth;
- if (!start || leftPos.top < start.top || leftPos.top == start.top && leftPos.left < start.left)
- start = leftPos;
- if (!end || rightPos.bottom > end.bottom || rightPos.bottom == end.bottom && rightPos.right > end.right)
- end = rightPos;
- if (left < pl + 1) left = pl;
- add(left, rightPos.top, right - left, rightPos.bottom);
- });
- return {start: start, end: end};
- }
-
- if (sel.from.line == sel.to.line) {
- drawForLine(sel.from.line, sel.from.ch, sel.to.ch);
- } else {
- var fromLine = getLine(doc, sel.from.line), toLine = getLine(doc, sel.to.line);
- var singleVLine = visualLine(doc, fromLine) == visualLine(doc, toLine);
- var leftEnd = drawForLine(sel.from.line, sel.from.ch, singleVLine ? fromLine.text.length : null).end;
- var rightStart = drawForLine(sel.to.line, singleVLine ? 0 : null, sel.to.ch).start;
- if (singleVLine) {
- if (leftEnd.top < rightStart.top - 2) {
- add(leftEnd.right, leftEnd.top, null, leftEnd.bottom);
- add(pl, rightStart.top, rightStart.left, rightStart.bottom);
- } else {
- add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom);
- }
- }
- if (leftEnd.bottom < rightStart.top)
- add(pl, leftEnd.bottom, null, rightStart.top);
- }
-
- removeChildrenAndAdd(display.selectionDiv, fragment);
- display.selectionDiv.style.display = "";
- }
-
- // Cursor-blinking
- function restartBlink(cm) {
- if (!cm.state.focused) return;
- var display = cm.display;
- clearInterval(display.blinker);
- var on = true;
- display.cursor.style.visibility = display.otherCursor.style.visibility = "";
- if (cm.options.cursorBlinkRate > 0)
- display.blinker = setInterval(function() {
- display.cursor.style.visibility = display.otherCursor.style.visibility = (on = !on) ? "" : "hidden";
- }, cm.options.cursorBlinkRate);
- }
-
- // HIGHLIGHT WORKER
-
- function startWorker(cm, time) {
- if (cm.doc.mode.startState && cm.doc.frontier < cm.display.showingTo)
- cm.state.highlight.set(time, bind(highlightWorker, cm));
- }
-
- function highlightWorker(cm) {
- var doc = cm.doc;
- if (doc.frontier < doc.first) doc.frontier = doc.first;
- if (doc.frontier >= cm.display.showingTo) return;
- var end = +new Date + cm.options.workTime;
- var state = copyState(doc.mode, getStateBefore(cm, doc.frontier));
- var changed = [], prevChange;
- doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.showingTo + 500), function(line) {
- if (doc.frontier >= cm.display.showingFrom) { // Visible
- var oldStyles = line.styles;
- line.styles = highlightLine(cm, line, state, true);
- var ischange = !oldStyles || oldStyles.length != line.styles.length;
- for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i];
- if (ischange) {
- if (prevChange && prevChange.end == doc.frontier) prevChange.end++;
- else changed.push(prevChange = {start: doc.frontier, end: doc.frontier + 1});
- }
- line.stateAfter = copyState(doc.mode, state);
- } else {
- processLine(cm, line.text, state);
- line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null;
- }
- ++doc.frontier;
- if (+new Date > end) {
- startWorker(cm, cm.options.workDelay);
- return true;
- }
- });
- if (changed.length)
- operation(cm, function() {
- for (var i = 0; i < changed.length; ++i)
- regChange(this, changed[i].start, changed[i].end);
- })();
- }
-
- // Finds the line to start with when starting a parse. Tries to
- // find a line with a stateAfter, so that it can start with a
- // valid state. If that fails, it returns the line with the
- // smallest indentation, which tends to need the least context to
- // parse correctly.
- function findStartLine(cm, n, precise) {
- var minindent, minline, doc = cm.doc;
- var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
- for (var search = n; search > lim; --search) {
- if (search <= doc.first) return doc.first;
- var line = getLine(doc, search - 1);
- if (line.stateAfter && (!precise || search <= doc.frontier)) return search;
- var indented = countColumn(line.text, null, cm.options.tabSize);
- if (minline == null || minindent > indented) {
- minline = search - 1;
- minindent = indented;
- }
- }
- return minline;
- }
-
- function getStateBefore(cm, n, precise) {
- var doc = cm.doc, display = cm.display;
- if (!doc.mode.startState) return true;
- var pos = findStartLine(cm, n, precise), state = pos > doc.first && getLine(doc, pos-1).stateAfter;
- if (!state) state = startState(doc.mode);
- else state = copyState(doc.mode, state);
- doc.iter(pos, n, function(line) {
- processLine(cm, line.text, state);
- var save = pos == n - 1 || pos % 5 == 0 || pos >= display.showingFrom && pos < display.showingTo;
- line.stateAfter = save ? copyState(doc.mode, state) : null;
- ++pos;
- });
- if (precise) doc.frontier = pos;
- return state;
- }
-
- // POSITION MEASUREMENT
-
- function paddingTop(display) {return display.lineSpace.offsetTop;}
- function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;}
- function paddingLeft(display) {
- var e = removeChildrenAndAdd(display.measure, elt("pre", null, null, "text-align: left")).appendChild(elt("span", "x"));
- return e.offsetLeft;
- }
-
- function measureChar(cm, line, ch, data, bias) {
- var dir = -1;
- data = data || measureLine(cm, line);
- if (data.crude) {
- var left = data.left + ch * data.width;
- return {left: left, right: left + data.width, top: data.top, bottom: data.bottom};
- }
-
- for (var pos = ch;; pos += dir) {
- var r = data[pos];
- if (r) break;
- if (dir < 0 && pos == 0) dir = 1;
- }
- bias = pos > ch ? "left" : pos < ch ? "right" : bias;
- if (bias == "left" && r.leftSide) r = r.leftSide;
- else if (bias == "right" && r.rightSide) r = r.rightSide;
- return {left: pos < ch ? r.right : r.left,
- right: pos > ch ? r.left : r.right,
- top: r.top,
- bottom: r.bottom};
- }
-
- function findCachedMeasurement(cm, line) {
- var cache = cm.display.measureLineCache;
- for (var i = 0; i < cache.length; ++i) {
- var memo = cache[i];
- if (memo.text == line.text && memo.markedSpans == line.markedSpans &&
- cm.display.scroller.clientWidth == memo.width &&
- memo.classes == line.textClass + "|" + line.wrapClass)
- return memo;
- }
- }
-
- function clearCachedMeasurement(cm, line) {
- var exists = findCachedMeasurement(cm, line);
- if (exists) exists.text = exists.measure = exists.markedSpans = null;
- }
-
- function measureLine(cm, line) {
- // First look in the cache
- var cached = findCachedMeasurement(cm, line);
- if (cached) return cached.measure;
-
- // Failing that, recompute and store result in cache
- var measure = measureLineInner(cm, line);
- var cache = cm.display.measureLineCache;
- var memo = {text: line.text, width: cm.display.scroller.clientWidth,
- markedSpans: line.markedSpans, measure: measure,
- classes: line.textClass + "|" + line.wrapClass};
- if (cache.length == 16) cache[++cm.display.measureLineCachePos % 16] = memo;
- else cache.push(memo);
- return measure;
- }
-
- function measureLineInner(cm, line) {
- if (!cm.options.lineWrapping && line.text.length >= cm.options.crudeMeasuringFrom)
- return crudelyMeasureLine(cm, line);
-
- var display = cm.display, measure = emptyArray(line.text.length);
- var pre = buildLineContent(cm, line, measure, true).pre;
-
- // IE does not cache element positions of inline elements between
- // calls to getBoundingClientRect. This makes the loop below,
- // which gathers the positions of all the characters on the line,
- // do an amount of layout work quadratic to the number of
- // characters. When line wrapping is off, we try to improve things
- // by first subdividing the line into a bunch of inline blocks, so
- // that IE can reuse most of the layout information from caches
- // for those blocks. This does interfere with line wrapping, so it
- // doesn't work when wrapping is on, but in that case the
- // situation is slightly better, since IE does cache line-wrapping
- // information and only recomputes per-line.
- if (ie && !ie_lt8 && !cm.options.lineWrapping && pre.childNodes.length > 100) {
- var fragment = document.createDocumentFragment();
- var chunk = 10, n = pre.childNodes.length;
- for (var i = 0, chunks = Math.ceil(n / chunk); i < chunks; ++i) {
- var wrap = elt("div", null, null, "display: inline-block");
- for (var j = 0; j < chunk && n; ++j) {
- wrap.appendChild(pre.firstChild);
- --n;
- }
- fragment.appendChild(wrap);
- }
- pre.appendChild(fragment);
- }
-
- removeChildrenAndAdd(display.measure, pre);
-
- var outer = getRect(display.lineDiv);
- var vranges = [], data = emptyArray(line.text.length), maxBot = pre.offsetHeight;
- // Work around an IE7/8 bug where it will sometimes have randomly
- // replaced our pre with a clone at this point.
- if (ie_lt9 && display.measure.first != pre)
- removeChildrenAndAdd(display.measure, pre);
-
- function measureRect(rect) {
- var top = rect.top - outer.top, bot = rect.bottom - outer.top;
- if (bot > maxBot) bot = maxBot;
- if (top < 0) top = 0;
- for (var i = vranges.length - 2; i >= 0; i -= 2) {
- var rtop = vranges[i], rbot = vranges[i+1];
- if (rtop > bot || rbot < top) continue;
- if (rtop <= top && rbot >= bot ||
- top <= rtop && bot >= rbot ||
- Math.min(bot, rbot) - Math.max(top, rtop) >= (bot - top) >> 1) {
- vranges[i] = Math.min(top, rtop);
- vranges[i+1] = Math.max(bot, rbot);
- break;
- }
- }
- if (i < 0) { i = vranges.length; vranges.push(top, bot); }
- return {left: rect.left - outer.left,
- right: rect.right - outer.left,
- top: i, bottom: null};
- }
- function finishRect(rect) {
- rect.bottom = vranges[rect.top+1];
- rect.top = vranges[rect.top];
- }
-
- for (var i = 0, cur; i < measure.length; ++i) if (cur = measure[i]) {
- var node = cur, rect = null;
- // A widget might wrap, needs special care
- if (/\bCodeMirror-widget\b/.test(cur.className) && cur.getClientRects) {
- if (cur.firstChild.nodeType == 1) node = cur.firstChild;
- var rects = node.getClientRects();
- if (rects.length > 1) {
- rect = data[i] = measureRect(rects[0]);
- rect.rightSide = measureRect(rects[rects.length - 1]);
- }
- }
- if (!rect) rect = data[i] = measureRect(getRect(node));
- if (cur.measureRight) rect.right = getRect(cur.measureRight).left;
- if (cur.leftSide) rect.leftSide = measureRect(getRect(cur.leftSide));
- }
- removeChildren(cm.display.measure);
- for (var i = 0, cur; i < data.length; ++i) if (cur = data[i]) {
- finishRect(cur);
- if (cur.leftSide) finishRect(cur.leftSide);
- if (cur.rightSide) finishRect(cur.rightSide);
- }
- return data;
- }
-
- function crudelyMeasureLine(cm, line) {
- var copy = new Line(line.text.slice(0, 100), null);
- if (line.textClass) copy.textClass = line.textClass;
- var measure = measureLineInner(cm, copy);
- var left = measureChar(cm, copy, 0, measure, "left");
- var right = measureChar(cm, copy, 99, measure, "right");
- return {crude: true, top: left.top, left: left.left, bottom: left.bottom, width: (right.right - left.left) / 100};
- }
-
- function measureLineWidth(cm, line) {
- var hasBadSpan = false;
- if (line.markedSpans) for (var i = 0; i < line.markedSpans; ++i) {
- var sp = line.markedSpans[i];
- if (sp.collapsed && (sp.to == null || sp.to == line.text.length)) hasBadSpan = true;
- }
- var cached = !hasBadSpan && findCachedMeasurement(cm, line);
- if (cached || line.text.length >= cm.options.crudeMeasuringFrom)
- return measureChar(cm, line, line.text.length, cached && cached.measure, "right").right;
-
- var pre = buildLineContent(cm, line, null, true).pre;
- var end = pre.appendChild(zeroWidthElement(cm.display.measure));
- removeChildrenAndAdd(cm.display.measure, pre);
- return getRect(end).right - getRect(cm.display.lineDiv).left;
- }
-
- function clearCaches(cm) {
- cm.display.measureLineCache.length = cm.display.measureLineCachePos = 0;
- cm.display.cachedCharWidth = cm.display.cachedTextHeight = null;
- if (!cm.options.lineWrapping) cm.display.maxLineChanged = true;
- cm.display.lineNumChars = null;
- }
-
- function pageScrollX() { return window.pageXOffset || (document.documentElement || document.body).scrollLeft; }
- function pageScrollY() { return window.pageYOffset || (document.documentElement || document.body).scrollTop; }
-
- // Context is one of "line", "div" (display.lineDiv), "local"/null (editor), or "page"
- function intoCoordSystem(cm, lineObj, rect, context) {
- if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) {
- var size = widgetHeight(lineObj.widgets[i]);
- rect.top += size; rect.bottom += size;
- }
- if (context == "line") return rect;
- if (!context) context = "local";
- var yOff = heightAtLine(cm, lineObj);
- if (context == "local") yOff += paddingTop(cm.display);
- else yOff -= cm.display.viewOffset;
- if (context == "page" || context == "window") {
- var lOff = getRect(cm.display.lineSpace);
- yOff += lOff.top + (context == "window" ? 0 : pageScrollY());
- var xOff = lOff.left + (context == "window" ? 0 : pageScrollX());
- rect.left += xOff; rect.right += xOff;
- }
- rect.top += yOff; rect.bottom += yOff;
- return rect;
- }
-
- // Context may be "window", "page", "div", or "local"/null
- // Result is in "div" coords
- function fromCoordSystem(cm, coords, context) {
- if (context == "div") return coords;
- var left = coords.left, top = coords.top;
- // First move into "page" coordinate system
- if (context == "page") {
- left -= pageScrollX();
- top -= pageScrollY();
- } else if (context == "local" || !context) {
- var localBox = getRect(cm.display.sizer);
- left += localBox.left;
- top += localBox.top;
- }
-
- var lineSpaceBox = getRect(cm.display.lineSpace);
- return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top};
- }
-
- function charCoords(cm, pos, context, lineObj, bias) {
- if (!lineObj) lineObj = getLine(cm.doc, pos.line);
- return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, null, bias), context);
- }
-
- function cursorCoords(cm, pos, context, lineObj, measurement) {
- lineObj = lineObj || getLine(cm.doc, pos.line);
- if (!measurement) measurement = measureLine(cm, lineObj);
- function get(ch, right) {
- var m = measureChar(cm, lineObj, ch, measurement, right ? "right" : "left");
- if (right) m.left = m.right; else m.right = m.left;
- return intoCoordSystem(cm, lineObj, m, context);
- }
- function getBidi(ch, partPos) {
- var part = order[partPos], right = part.level % 2;
- if (ch == bidiLeft(part) && partPos && part.level < order[partPos - 1].level) {
- part = order[--partPos];
- ch = bidiRight(part) - (part.level % 2 ? 0 : 1);
- right = true;
- } else if (ch == bidiRight(part) && partPos < order.length - 1 && part.level < order[partPos + 1].level) {
- part = order[++partPos];
- ch = bidiLeft(part) - part.level % 2;
- right = false;
- }
- if (right && ch == part.to && ch > part.from) return get(ch - 1);
- return get(ch, right);
- }
- var order = getOrder(lineObj), ch = pos.ch;
- if (!order) return get(ch);
- var partPos = getBidiPartAt(order, ch);
- var val = getBidi(ch, partPos);
- if (bidiOther != null) val.other = getBidi(ch, bidiOther);
- return val;
- }
-
- function PosWithInfo(line, ch, outside, xRel) {
- var pos = new Pos(line, ch);
- pos.xRel = xRel;
- if (outside) pos.outside = true;
- return pos;
- }
-
- // Coords must be lineSpace-local
- function coordsChar(cm, x, y) {
- var doc = cm.doc;
- y += cm.display.viewOffset;
- if (y < 0) return PosWithInfo(doc.first, 0, true, -1);
- var lineNo = lineAtHeight(doc, y), last = doc.first + doc.size - 1;
- if (lineNo > last)
- return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, true, 1);
- if (x < 0) x = 0;
-
- for (;;) {
- var lineObj = getLine(doc, lineNo);
- var found = coordsCharInner(cm, lineObj, lineNo, x, y);
- var merged = collapsedSpanAtEnd(lineObj);
- var mergedPos = merged && merged.find();
- if (merged && (found.ch > mergedPos.from.ch || found.ch == mergedPos.from.ch && found.xRel > 0))
- lineNo = mergedPos.to.line;
- else
- return found;
- }
- }
-
- function coordsCharInner(cm, lineObj, lineNo, x, y) {
- var innerOff = y - heightAtLine(cm, lineObj);
- var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth;
- var measurement = measureLine(cm, lineObj);
-
- function getX(ch) {
- var sp = cursorCoords(cm, Pos(lineNo, ch), "line",
- lineObj, measurement);
- wrongLine = true;
- if (innerOff > sp.bottom) return sp.left - adjust;
- else if (innerOff < sp.top) return sp.left + adjust;
- else wrongLine = false;
- return sp.left;
- }
-
- var bidi = getOrder(lineObj), dist = lineObj.text.length;
- var from = lineLeft(lineObj), to = lineRight(lineObj);
- var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine;
-
- if (x > toX) return PosWithInfo(lineNo, to, toOutside, 1);
- // Do a binary search between these bounds.
- for (;;) {
- if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) {
- var ch = x < fromX || x - fromX <= toX - x ? from : to;
- var xDiff = x - (ch == from ? fromX : toX);
- while (isExtendingChar.test(lineObj.text.charAt(ch))) ++ch;
- var pos = PosWithInfo(lineNo, ch, ch == from ? fromOutside : toOutside,
- xDiff < 0 ? -1 : xDiff ? 1 : 0);
- return pos;
- }
- var step = Math.ceil(dist / 2), middle = from + step;
- if (bidi) {
- middle = from;
- for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1);
- }
- var middleX = getX(middle);
- if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist = step;}
- else {from = middle; fromX = middleX; fromOutside = wrongLine; dist -= step;}
- }
- }
-
- var measureText;
- function textHeight(display) {
- if (display.cachedTextHeight != null) return display.cachedTextHeight;
- if (measureText == null) {
- measureText = elt("pre");
- // Measure a bunch of lines, for browsers that compute
- // fractional heights.
- for (var i = 0; i < 49; ++i) {
- measureText.appendChild(document.createTextNode("x"));
- measureText.appendChild(elt("br"));
- }
- measureText.appendChild(document.createTextNode("x"));
- }
- removeChildrenAndAdd(display.measure, measureText);
- var height = measureText.offsetHeight / 50;
- if (height > 3) display.cachedTextHeight = height;
- removeChildren(display.measure);
- return height || 1;
- }
-
- function charWidth(display) {
- if (display.cachedCharWidth != null) return display.cachedCharWidth;
- var anchor = elt("span", "x");
- var pre = elt("pre", [anchor]);
- removeChildrenAndAdd(display.measure, pre);
- var width = anchor.offsetWidth;
- if (width > 2) display.cachedCharWidth = width;
- return width || 10;
- }
-
- // OPERATIONS
-
- // Operations are used to wrap changes in such a way that each
- // change won't have to update the cursor and display (which would
- // be awkward, slow, and error-prone), but instead updates are
- // batched and then all combined and executed at once.
-
- var nextOpId = 0;
- function startOperation(cm) {
- cm.curOp = {
- // An array of ranges of lines that have to be updated. See
- // updateDisplay.
- changes: [],
- forceUpdate: false,
- updateInput: null,
- userSelChange: null,
- textChanged: null,
- selectionChanged: false,
- cursorActivity: false,
- updateMaxLine: false,
- updateScrollPos: false,
- id: ++nextOpId
- };
- if (!delayedCallbackDepth++) delayedCallbacks = [];
- }
-
- function endOperation(cm) {
- var op = cm.curOp, doc = cm.doc, display = cm.display;
- cm.curOp = null;
-
- if (op.updateMaxLine) computeMaxLength(cm);
- if (display.maxLineChanged && !cm.options.lineWrapping && display.maxLine) {
- var width = measureLineWidth(cm, display.maxLine);
- display.sizer.style.minWidth = Math.max(0, width + 3 + scrollerCutOff) + "px";
- display.maxLineChanged = false;
- var maxScrollLeft = Math.max(0, display.sizer.offsetLeft + display.sizer.offsetWidth - display.scroller.clientWidth);
- if (maxScrollLeft < doc.scrollLeft && !op.updateScrollPos)
- setScrollLeft(cm, Math.min(display.scroller.scrollLeft, maxScrollLeft), true);
- }
- var newScrollPos, updated;
- if (op.updateScrollPos) {
- newScrollPos = op.updateScrollPos;
- } else if (op.selectionChanged && display.scroller.clientHeight) { // don't rescroll if not visible
- var coords = cursorCoords(cm, doc.sel.head);
- newScrollPos = calculateScrollPos(cm, coords.left, coords.top, coords.left, coords.bottom);
- }
- if (op.changes.length || op.forceUpdate || newScrollPos && newScrollPos.scrollTop != null) {
- updated = updateDisplay(cm, op.changes, newScrollPos && newScrollPos.scrollTop, op.forceUpdate);
- if (cm.display.scroller.offsetHeight) cm.doc.scrollTop = cm.display.scroller.scrollTop;
- }
- if (!updated && op.selectionChanged) updateSelection(cm);
- if (op.updateScrollPos) {
- var top = Math.max(0, Math.min(display.scroller.scrollHeight - display.scroller.clientHeight, newScrollPos.scrollTop));
- var left = Math.max(0, Math.min(display.scroller.scrollWidth - display.scroller.clientWidth, newScrollPos.scrollLeft));
- display.scroller.scrollTop = display.scrollbarV.scrollTop = doc.scrollTop = top;
- display.scroller.scrollLeft = display.scrollbarH.scrollLeft = doc.scrollLeft = left;
- alignHorizontally(cm);
- if (op.scrollToPos)
- scrollPosIntoView(cm, clipPos(cm.doc, op.scrollToPos.from),
- clipPos(cm.doc, op.scrollToPos.to), op.scrollToPos.margin);
- } else if (newScrollPos) {
- scrollCursorIntoView(cm);
- }
- if (op.selectionChanged) restartBlink(cm);
-
- if (cm.state.focused && op.updateInput)
- resetInput(cm, op.userSelChange);
-
- var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers;
- if (hidden) for (var i = 0; i < hidden.length; ++i)
- if (!hidden[i].lines.length) signal(hidden[i], "hide");
- if (unhidden) for (var i = 0; i < unhidden.length; ++i)
- if (unhidden[i].lines.length) signal(unhidden[i], "unhide");
-
- var delayed;
- if (!--delayedCallbackDepth) {
- delayed = delayedCallbacks;
- delayedCallbacks = null;
- }
- if (op.textChanged)
- signal(cm, "change", cm, op.textChanged);
- if (op.cursorActivity) signal(cm, "cursorActivity", cm);
- if (delayed) for (var i = 0; i < delayed.length; ++i) delayed[i]();
- }
-
- // Wraps a function in an operation. Returns the wrapped function.
- function operation(cm1, f) {
- return function() {
- var cm = cm1 || this, withOp = !cm.curOp;
- if (withOp) startOperation(cm);
- try { var result = f.apply(cm, arguments); }
- finally { if (withOp) endOperation(cm); }
- return result;
- };
- }
- function docOperation(f) {
- return function() {
- var withOp = this.cm && !this.cm.curOp, result;
- if (withOp) startOperation(this.cm);
- try { result = f.apply(this, arguments); }
- finally { if (withOp) endOperation(this.cm); }
- return result;
- };
- }
- function runInOp(cm, f) {
- var withOp = !cm.curOp, result;
- if (withOp) startOperation(cm);
- try { result = f(); }
- finally { if (withOp) endOperation(cm); }
- return result;
- }
-
- function regChange(cm, from, to, lendiff) {
- if (from == null) from = cm.doc.first;
- if (to == null) to = cm.doc.first + cm.doc.size;
- cm.curOp.changes.push({from: from, to: to, diff: lendiff});
- }
-
- // INPUT HANDLING
-
- function slowPoll(cm) {
- if (cm.display.pollingFast) return;
- cm.display.poll.set(cm.options.pollInterval, function() {
- readInput(cm);
- if (cm.state.focused) slowPoll(cm);
- });
- }
-
- function fastPoll(cm) {
- var missed = false;
- cm.display.pollingFast = true;
- function p() {
- var changed = readInput(cm);
- if (!changed && !missed) {missed = true; cm.display.poll.set(60, p);}
- else {cm.display.pollingFast = false; slowPoll(cm);}
- }
- cm.display.poll.set(20, p);
- }
-
- // prevInput is a hack to work with IME. If we reset the textarea
- // on every change, that breaks IME. So we look for changes
- // compared to the previous content instead. (Modern browsers have
- // events that indicate IME taking place, but these are not widely
- // supported or compatible enough yet to rely on.)
- function readInput(cm) {
- var input = cm.display.input, prevInput = cm.display.prevInput, doc = cm.doc, sel = doc.sel;
- if (!cm.state.focused || hasSelection(input) || isReadOnly(cm) || cm.state.disableInput) return false;
- if (cm.state.pasteIncoming && cm.state.fakedLastChar) {
- input.value = input.value.substring(0, input.value.length - 1);
- cm.state.fakedLastChar = false;
- }
- var text = input.value;
- if (text == prevInput && posEq(sel.from, sel.to)) return false;
- if (ie && !ie_lt9 && cm.display.inputHasSelection === text) {
- resetInput(cm, true);
- return false;
- }
-
- var withOp = !cm.curOp;
- if (withOp) startOperation(cm);
- sel.shift = false;
- var same = 0, l = Math.min(prevInput.length, text.length);
- while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) ++same;
- var from = sel.from, to = sel.to;
- if (same < prevInput.length)
- from = Pos(from.line, from.ch - (prevInput.length - same));
- else if (cm.state.overwrite && posEq(from, to) && !cm.state.pasteIncoming)
- to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + (text.length - same)));
-
- var updateInput = cm.curOp.updateInput;
- var changeEvent = {from: from, to: to, text: splitLines(text.slice(same)),
- origin: cm.state.pasteIncoming ? "paste" : "+input"};
- makeChange(cm.doc, changeEvent, "end");
- cm.curOp.updateInput = updateInput;
- signalLater(cm, "inputRead", cm, changeEvent);
-
- if (text.length > 1000 || text.indexOf("\n") > -1) input.value = cm.display.prevInput = "";
- else cm.display.prevInput = text;
- if (withOp) endOperation(cm);
- cm.state.pasteIncoming = false;
- return true;
- }
-
- function resetInput(cm, user) {
- var minimal, selected, doc = cm.doc;
- if (!posEq(doc.sel.from, doc.sel.to)) {
- cm.display.prevInput = "";
- minimal = hasCopyEvent &&
- (doc.sel.to.line - doc.sel.from.line > 100 || (selected = cm.getSelection()).length > 1000);
- var content = minimal ? "-" : selected || cm.getSelection();
- cm.display.input.value = content;
- if (cm.state.focused) selectInput(cm.display.input);
- if (ie && !ie_lt9) cm.display.inputHasSelection = content;
- } else if (user) {
- cm.display.prevInput = cm.display.input.value = "";
- if (ie && !ie_lt9) cm.display.inputHasSelection = null;
- }
- cm.display.inaccurateSelection = minimal;
- }
-
- function focusInput(cm) {
- if (cm.options.readOnly != "nocursor" && (!mobile || document.activeElement != cm.display.input))
- cm.display.input.focus();
- }
-
- function isReadOnly(cm) {
- return cm.options.readOnly || cm.doc.cantEdit;
- }
-
- // EVENT HANDLERS
-
- function registerEventHandlers(cm) {
- var d = cm.display;
- on(d.scroller, "mousedown", operation(cm, onMouseDown));
- if (ie)
- on(d.scroller, "dblclick", operation(cm, function(e) {
- if (signalDOMEvent(cm, e)) return;
- var pos = posFromMouse(cm, e);
- if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) return;
- e_preventDefault(e);
- var word = findWordAt(getLine(cm.doc, pos.line).text, pos);
- extendSelection(cm.doc, word.from, word.to);
- }));
- else
- on(d.scroller, "dblclick", function(e) { signalDOMEvent(cm, e) || e_preventDefault(e); });
- on(d.lineSpace, "selectstart", function(e) {
- if (!eventInWidget(d, e)) e_preventDefault(e);
- });
- // Gecko browsers fire contextmenu *after* opening the menu, at
- // which point we can't mess with it anymore. Context menu is
- // handled in onMouseDown for Gecko.
- if (!captureMiddleClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);});
-
- on(d.scroller, "scroll", function() {
- if (d.scroller.clientHeight) {
- setScrollTop(cm, d.scroller.scrollTop);
- setScrollLeft(cm, d.scroller.scrollLeft, true);
- signal(cm, "scroll", cm);
- }
- });
- on(d.scrollbarV, "scroll", function() {
- if (d.scroller.clientHeight) setScrollTop(cm, d.scrollbarV.scrollTop);
- });
- on(d.scrollbarH, "scroll", function() {
- if (d.scroller.clientHeight) setScrollLeft(cm, d.scrollbarH.scrollLeft);
- });
-
- on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);});
- on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);});
-
- function reFocus() { if (cm.state.focused) setTimeout(bind(focusInput, cm), 0); }
- on(d.scrollbarH, "mousedown", reFocus);
- on(d.scrollbarV, "mousedown", reFocus);
- // Prevent wrapper from ever scrolling
- on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; });
-
- var resizeTimer;
- function onResize() {
- if (resizeTimer == null) resizeTimer = setTimeout(function() {
- resizeTimer = null;
- // Might be a text scaling operation, clear size caches.
- d.cachedCharWidth = d.cachedTextHeight = knownScrollbarWidth = null;
- clearCaches(cm);
- runInOp(cm, bind(regChange, cm));
- }, 100);
- }
- on(window, "resize", onResize);
- // Above handler holds on to the editor and its data structures.
- // Here we poll to unregister it when the editor is no longer in
- // the document, so that it can be garbage-collected.
- function unregister() {
- for (var p = d.wrapper.parentNode; p && p != document.body; p = p.parentNode) {}
- if (p) setTimeout(unregister, 5000);
- else off(window, "resize", onResize);
- }
- setTimeout(unregister, 5000);
-
- on(d.input, "keyup", operation(cm, function(e) {
- if (signalDOMEvent(cm, e) || cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return;
- if (e.keyCode == 16) cm.doc.sel.shift = false;
- }));
- on(d.input, "input", function() {
- if (ie && !ie_lt9 && cm.display.inputHasSelection) cm.display.inputHasSelection = null;
- fastPoll(cm);
- });
- on(d.input, "keydown", operation(cm, onKeyDown));
- on(d.input, "keypress", operation(cm, onKeyPress));
- on(d.input, "focus", bind(onFocus, cm));
- on(d.input, "blur", bind(onBlur, cm));
-
- function drag_(e) {
- if (signalDOMEvent(cm, e) || cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e))) return;
- e_stop(e);
- }
- if (cm.options.dragDrop) {
- on(d.scroller, "dragstart", function(e){onDragStart(cm, e);});
- on(d.scroller, "dragenter", drag_);
- on(d.scroller, "dragover", drag_);
- on(d.scroller, "drop", operation(cm, onDrop));
- }
- on(d.scroller, "paste", function(e) {
- if (eventInWidget(d, e)) return;
- focusInput(cm);
- fastPoll(cm);
- });
- on(d.input, "paste", function() {
- // Workaround for webkit bug https://bugs.webkit.org/show_bug.cgi?id=90206
- // Add a char to the end of textarea before paste occur so that
- // selection doesn't span to the end of textarea.
- if (webkit && !cm.state.fakedLastChar && !(new Date - cm.state.lastMiddleDown < 200)) {
- var start = d.input.selectionStart, end = d.input.selectionEnd;
- d.input.value += "$";
- d.input.selectionStart = start;
- d.input.selectionEnd = end;
- cm.state.fakedLastChar = true;
- }
- cm.state.pasteIncoming = true;
- fastPoll(cm);
- });
-
- function prepareCopy() {
- if (d.inaccurateSelection) {
- d.prevInput = "";
- d.inaccurateSelection = false;
- d.input.value = cm.getSelection();
- selectInput(d.input);
- }
- }
- on(d.input, "cut", prepareCopy);
- on(d.input, "copy", prepareCopy);
-
- // Needed to handle Tab key in KHTML
- if (khtml) on(d.sizer, "mouseup", function() {
- if (document.activeElement == d.input) d.input.blur();
- focusInput(cm);
- });
- }
-
- function eventInWidget(display, e) {
- for (var n = e_target(e); n != display.wrapper; n = n.parentNode) {
- if (!n || n.ignoreEvents || n.parentNode == display.sizer && n != display.mover) return true;
- }
- }
-
- function posFromMouse(cm, e, liberal) {
- var display = cm.display;
- if (!liberal) {
- var target = e_target(e);
- if (target == display.scrollbarH || target == display.scrollbarH.firstChild ||
- target == display.scrollbarV || target == display.scrollbarV.firstChild ||
- target == display.scrollbarFiller || target == display.gutterFiller) return null;
- }
- var x, y, space = getRect(display.lineSpace);
- // Fails unpredictably on IE[67] when mouse is dragged around quickly.
- try { x = e.clientX; y = e.clientY; } catch (e) { return null; }
- return coordsChar(cm, x - space.left, y - space.top);
- }
-
- var lastClick, lastDoubleClick;
- function onMouseDown(e) {
- if (signalDOMEvent(this, e)) return;
- var cm = this, display = cm.display, doc = cm.doc, sel = doc.sel;
- sel.shift = e.shiftKey;
-
- if (eventInWidget(display, e)) {
- if (!webkit) {
- display.scroller.draggable = false;
- setTimeout(function(){display.scroller.draggable = true;}, 100);
- }
- return;
- }
- if (clickInGutter(cm, e)) return;
- var start = posFromMouse(cm, e);
-
- switch (e_button(e)) {
- case 3:
- if (captureMiddleClick) onContextMenu.call(cm, cm, e);
- return;
- case 2:
- if (webkit) cm.state.lastMiddleDown = +new Date;
- if (start) extendSelection(cm.doc, start);
- setTimeout(bind(focusInput, cm), 20);
- e_preventDefault(e);
- return;
- }
- // For button 1, if it was clicked inside the editor
- // (posFromMouse returning non-null), we have to adjust the
- // selection.
- if (!start) {if (e_target(e) == display.scroller) e_preventDefault(e); return;}
-
- if (!cm.state.focused) onFocus(cm);
-
- var now = +new Date, type = "single";
- if (lastDoubleClick && lastDoubleClick.time > now - 400 && posEq(lastDoubleClick.pos, start)) {
- type = "triple";
- e_preventDefault(e);
- setTimeout(bind(focusInput, cm), 20);
- selectLine(cm, start.line);
- } else if (lastClick && lastClick.time > now - 400 && posEq(lastClick.pos, start)) {
- type = "double";
- lastDoubleClick = {time: now, pos: start};
- e_preventDefault(e);
- var word = findWordAt(getLine(doc, start.line).text, start);
- extendSelection(cm.doc, word.from, word.to);
- } else { lastClick = {time: now, pos: start}; }
-
- var last = start;
- if (cm.options.dragDrop && dragAndDrop && !isReadOnly(cm) && !posEq(sel.from, sel.to) &&
- !posLess(start, sel.from) && !posLess(sel.to, start) && type == "single") {
- var dragEnd = operation(cm, function(e2) {
- if (webkit) display.scroller.draggable = false;
- cm.state.draggingText = false;
- off(document, "mouseup", dragEnd);
- off(display.scroller, "drop", dragEnd);
- if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) {
- e_preventDefault(e2);
- extendSelection(cm.doc, start);
- focusInput(cm);
- }
- });
- // Let the drag handler handle this.
- if (webkit) display.scroller.draggable = true;
- cm.state.draggingText = dragEnd;
- // IE's approach to draggable
- if (display.scroller.dragDrop) display.scroller.dragDrop();
- on(document, "mouseup", dragEnd);
- on(display.scroller, "drop", dragEnd);
- return;
- }
- e_preventDefault(e);
- if (type == "single") extendSelection(cm.doc, clipPos(doc, start));
-
- var startstart = sel.from, startend = sel.to, lastPos = start;
-
- function doSelect(cur) {
- if (posEq(lastPos, cur)) return;
- lastPos = cur;
-
- if (type == "single") {
- extendSelection(cm.doc, clipPos(doc, start), cur);
- return;
- }
-
- startstart = clipPos(doc, startstart);
- startend = clipPos(doc, startend);
- if (type == "double") {
- var word = findWordAt(getLine(doc, cur.line).text, cur);
- if (posLess(cur, startstart)) extendSelection(cm.doc, word.from, startend);
- else extendSelection(cm.doc, startstart, word.to);
- } else if (type == "triple") {
- if (posLess(cur, startstart)) extendSelection(cm.doc, startend, clipPos(doc, Pos(cur.line, 0)));
- else extendSelection(cm.doc, startstart, clipPos(doc, Pos(cur.line + 1, 0)));
- }
- }
-
- var editorSize = getRect(display.wrapper);
- // Used to ensure timeout re-tries don't fire when another extend
- // happened in the meantime (clearTimeout isn't reliable -- at
- // least on Chrome, the timeouts still happen even when cleared,
- // if the clear happens after their scheduled firing time).
- var counter = 0;
-
- function extend(e) {
- var curCount = ++counter;
- var cur = posFromMouse(cm, e, true);
- if (!cur) return;
- if (!posEq(cur, last)) {
- if (!cm.state.focused) onFocus(cm);
- last = cur;
- doSelect(cur);
- var visible = visibleLines(display, doc);
- if (cur.line >= visible.to || cur.line < visible.from)
- setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150);
- } else {
- var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0;
- if (outside) setTimeout(operation(cm, function() {
- if (counter != curCount) return;
- display.scroller.scrollTop += outside;
- extend(e);
- }), 50);
- }
- }
-
- function done(e) {
- counter = Infinity;
- e_preventDefault(e);
- focusInput(cm);
- off(document, "mousemove", move);
- off(document, "mouseup", up);
- }
-
- var move = operation(cm, function(e) {
- if (!ie && !e_button(e)) done(e);
- else extend(e);
- });
- var up = operation(cm, done);
- on(document, "mousemove", move);
- on(document, "mouseup", up);
- }
-
- function gutterEvent(cm, e, type, prevent, signalfn) {
- try { var mX = e.clientX, mY = e.clientY; }
- catch(e) { return false; }
- if (mX >= Math.floor(getRect(cm.display.gutters).right)) return false;
- if (prevent) e_preventDefault(e);
-
- var display = cm.display;
- var lineBox = getRect(display.lineDiv);
-
- if (mY > lineBox.bottom || !hasHandler(cm, type)) return e_defaultPrevented(e);
- mY -= lineBox.top - display.viewOffset;
-
- for (var i = 0; i < cm.options.gutters.length; ++i) {
- var g = display.gutters.childNodes[i];
- if (g && getRect(g).right >= mX) {
- var line = lineAtHeight(cm.doc, mY);
- var gutter = cm.options.gutters[i];
- signalfn(cm, type, cm, line, gutter, e);
- return e_defaultPrevented(e);
- }
- }
- }
-
- function contextMenuInGutter(cm, e) {
- if (!hasHandler(cm, "gutterContextMenu")) return false;
- return gutterEvent(cm, e, "gutterContextMenu", false, signal);
- }
-
- function clickInGutter(cm, e) {
- return gutterEvent(cm, e, "gutterClick", true, signalLater);
- }
-
- // Kludge to work around strange IE behavior where it'll sometimes
- // re-fire a series of drag-related events right after the drop (#1551)
- var lastDrop = 0;
-
- function onDrop(e) {
- var cm = this;
- if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e) || (cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e))))
- return;
- e_preventDefault(e);
- if (ie) lastDrop = +new Date;
- var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files;
- if (!pos || isReadOnly(cm)) return;
- if (files && files.length && window.FileReader && window.File) {
- var n = files.length, text = Array(n), read = 0;
- var loadFile = function(file, i) {
- var reader = new FileReader;
- reader.onload = function() {
- text[i] = reader.result;
- if (++read == n) {
- pos = clipPos(cm.doc, pos);
- makeChange(cm.doc, {from: pos, to: pos, text: splitLines(text.join("\n")), origin: "paste"}, "around");
- }
- };
- reader.readAsText(file);
- };
- for (var i = 0; i < n; ++i) loadFile(files[i], i);
- } else {
- // Don't do a replace if the drop happened inside of the selected text.
- if (cm.state.draggingText && !(posLess(pos, cm.doc.sel.from) || posLess(cm.doc.sel.to, pos))) {
- cm.state.draggingText(e);
- // Ensure the editor is re-focused
- setTimeout(bind(focusInput, cm), 20);
- return;
- }
- try {
- var text = e.dataTransfer.getData("Text");
- if (text) {
- var curFrom = cm.doc.sel.from, curTo = cm.doc.sel.to;
- setSelection(cm.doc, pos, pos);
- if (cm.state.draggingText) replaceRange(cm.doc, "", curFrom, curTo, "paste");
- cm.replaceSelection(text, null, "paste");
- focusInput(cm);
- }
- }
- catch(e){}
- }
- }
-
- function onDragStart(cm, e) {
- if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return; }
- if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) return;
-
- var txt = cm.getSelection();
- e.dataTransfer.setData("Text", txt);
-
- // Use dummy image instead of default browsers image.
- // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there.
- if (e.dataTransfer.setDragImage && !safari) {
- var img = elt("img", null, null, "position: fixed; left: 0; top: 0;");
- img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
- if (opera) {
- img.width = img.height = 1;
- cm.display.wrapper.appendChild(img);
- // Force a relayout, or Opera won't use our image for some obscure reason
- img._top = img.offsetTop;
- }
- e.dataTransfer.setDragImage(img, 0, 0);
- if (opera) img.parentNode.removeChild(img);
- }
- }
-
- function setScrollTop(cm, val) {
- if (Math.abs(cm.doc.scrollTop - val) < 2) return;
- cm.doc.scrollTop = val;
- if (!gecko) updateDisplay(cm, [], val);
- if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val;
- if (cm.display.scrollbarV.scrollTop != val) cm.display.scrollbarV.scrollTop = val;
- if (gecko) updateDisplay(cm, []);
- startWorker(cm, 100);
- }
- function setScrollLeft(cm, val, isScroller) {
- if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return;
- val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth);
- cm.doc.scrollLeft = val;
- alignHorizontally(cm);
- if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val;
- if (cm.display.scrollbarH.scrollLeft != val) cm.display.scrollbarH.scrollLeft = val;
- }
-
- // Since the delta values reported on mouse wheel events are
- // unstandardized between browsers and even browser versions, and
- // generally horribly unpredictable, this code starts by measuring
- // the scroll effect that the first few mouse wheel events have,
- // and, from that, detects the way it can convert deltas to pixel
- // offsets afterwards.
- //
- // The reason we want to know the amount a wheel event will scroll
- // is that it gives us a chance to update the display before the
- // actual scrolling happens, reducing flickering.
-
- var wheelSamples = 0, wheelPixelsPerUnit = null;
- // Fill in a browser-detected starting value on browsers where we
- // know one. These don't have to be accurate -- the result of them
- // being wrong would just be a slight flicker on the first wheel
- // scroll (if it is large enough).
- if (ie) wheelPixelsPerUnit = -.53;
- else if (gecko) wheelPixelsPerUnit = 15;
- else if (chrome) wheelPixelsPerUnit = -.7;
- else if (safari) wheelPixelsPerUnit = -1/3;
-
- function onScrollWheel(cm, e) {
- var dx = e.wheelDeltaX, dy = e.wheelDeltaY;
- if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail;
- if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail;
- else if (dy == null) dy = e.wheelDelta;
-
- var display = cm.display, scroll = display.scroller;
- // Quit if there's nothing to scroll here
- if (!(dx && scroll.scrollWidth > scroll.clientWidth ||
- dy && scroll.scrollHeight > scroll.clientHeight)) return;
-
- // Webkit browsers on OS X abort momentum scrolls when the target
- // of the scroll event is removed from the scrollable element.
- // This hack (see related code in patchDisplay) makes sure the
- // element is kept around.
- if (dy && mac && webkit) {
- for (var cur = e.target; cur != scroll; cur = cur.parentNode) {
- if (cur.lineObj) {
- cm.display.currentWheelTarget = cur;
- break;
- }
- }
- }
-
- // On some browsers, horizontal scrolling will cause redraws to
- // happen before the gutter has been realigned, causing it to
- // wriggle around in a most unseemly way. When we have an
- // estimated pixels/delta value, we just handle horizontal
- // scrolling entirely here. It'll be slightly off from native, but
- // better than glitching out.
- if (dx && !gecko && !opera && wheelPixelsPerUnit != null) {
- if (dy)
- setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight)));
- setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth)));
- e_preventDefault(e);
- display.wheelStartX = null; // Abort measurement, if in progress
- return;
- }
-
- if (dy && wheelPixelsPerUnit != null) {
- var pixels = dy * wheelPixelsPerUnit;
- var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight;
- if (pixels < 0) top = Math.max(0, top + pixels - 50);
- else bot = Math.min(cm.doc.height, bot + pixels + 50);
- updateDisplay(cm, [], {top: top, bottom: bot});
- }
-
- if (wheelSamples < 20) {
- if (display.wheelStartX == null) {
- display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop;
- display.wheelDX = dx; display.wheelDY = dy;
- setTimeout(function() {
- if (display.wheelStartX == null) return;
- var movedX = scroll.scrollLeft - display.wheelStartX;
- var movedY = scroll.scrollTop - display.wheelStartY;
- var sample = (movedY && display.wheelDY && movedY / display.wheelDY) ||
- (movedX && display.wheelDX && movedX / display.wheelDX);
- display.wheelStartX = display.wheelStartY = null;
- if (!sample) return;
- wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1);
- ++wheelSamples;
- }, 200);
- } else {
- display.wheelDX += dx; display.wheelDY += dy;
- }
- }
- }
-
- function doHandleBinding(cm, bound, dropShift) {
- if (typeof bound == "string") {
- bound = commands[bound];
- if (!bound) return false;
- }
- // Ensure previous input has been read, so that the handler sees a
- // consistent view of the document
- if (cm.display.pollingFast && readInput(cm)) cm.display.pollingFast = false;
- var doc = cm.doc, prevShift = doc.sel.shift, done = false;
- try {
- if (isReadOnly(cm)) cm.state.suppressEdits = true;
- if (dropShift) doc.sel.shift = false;
- done = bound(cm) != Pass;
- } finally {
- doc.sel.shift = prevShift;
- cm.state.suppressEdits = false;
- }
- return done;
- }
-
- function allKeyMaps(cm) {
- var maps = cm.state.keyMaps.slice(0);
- if (cm.options.extraKeys) maps.push(cm.options.extraKeys);
- maps.push(cm.options.keyMap);
- return maps;
- }
-
- var maybeTransition;
- function handleKeyBinding(cm, e) {
- // Handle auto keymap transitions
- var startMap = getKeyMap(cm.options.keyMap), next = startMap.auto;
- clearTimeout(maybeTransition);
- if (next && !isModifierKey(e)) maybeTransition = setTimeout(function() {
- if (getKeyMap(cm.options.keyMap) == startMap) {
- cm.options.keyMap = (next.call ? next.call(null, cm) : next);
- keyMapChanged(cm);
- }
- }, 50);
-
- var name = keyName(e, true), handled = false;
- if (!name) return false;
- var keymaps = allKeyMaps(cm);
-
- if (e.shiftKey) {
- // First try to resolve full name (including 'Shift-'). Failing
- // that, see if there is a cursor-motion command (starting with
- // 'go') bound to the keyname without 'Shift-'.
- handled = lookupKey("Shift-" + name, keymaps, function(b) {return doHandleBinding(cm, b, true);})
- || lookupKey(name, keymaps, function(b) {
- if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion)
- return doHandleBinding(cm, b);
- });
- } else {
- handled = lookupKey(name, keymaps, function(b) { return doHandleBinding(cm, b); });
- }
-
- if (handled) {
- e_preventDefault(e);
- restartBlink(cm);
- if (ie_lt9) { e.oldKeyCode = e.keyCode; e.keyCode = 0; }
- signalLater(cm, "keyHandled", cm, name, e);
- }
- return handled;
- }
-
- function handleCharBinding(cm, e, ch) {
- var handled = lookupKey("'" + ch + "'", allKeyMaps(cm),
- function(b) { return doHandleBinding(cm, b, true); });
- if (handled) {
- e_preventDefault(e);
- restartBlink(cm);
- signalLater(cm, "keyHandled", cm, "'" + ch + "'", e);
- }
- return handled;
- }
-
- var lastStoppedKey = null;
- function onKeyDown(e) {
- var cm = this;
- if (!cm.state.focused) onFocus(cm);
- if (signalDOMEvent(cm, e) || cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return;
- if (ie && e.keyCode == 27) e.returnValue = false;
- var code = e.keyCode;
- // IE does strange things with escape.
- cm.doc.sel.shift = code == 16 || e.shiftKey;
- // First give onKeyEvent option a chance to handle this.
- var handled = handleKeyBinding(cm, e);
- if (opera) {
- lastStoppedKey = handled ? code : null;
- // Opera has no cut event... we try to at least catch the key combo
- if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey))
- cm.replaceSelection("");
- }
- }
-
- function onKeyPress(e) {
- var cm = this;
- if (signalDOMEvent(cm, e) || cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return;
- var keyCode = e.keyCode, charCode = e.charCode;
- if (opera && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;}
- if (((opera && (!e.which || e.which < 10)) || khtml) && handleKeyBinding(cm, e)) return;
- var ch = String.fromCharCode(charCode == null ? keyCode : charCode);
- if (this.options.electricChars && this.doc.mode.electricChars &&
- this.options.smartIndent && !isReadOnly(this) &&
- this.doc.mode.electricChars.indexOf(ch) > -1)
- setTimeout(operation(cm, function() {indentLine(cm, cm.doc.sel.to.line, "smart");}), 75);
- if (handleCharBinding(cm, e, ch)) return;
- if (ie && !ie_lt9) cm.display.inputHasSelection = null;
- fastPoll(cm);
- }
-
- function onFocus(cm) {
- if (cm.options.readOnly == "nocursor") return;
- if (!cm.state.focused) {
- signal(cm, "focus", cm);
- cm.state.focused = true;
- if (cm.display.wrapper.className.search(/\bCodeMirror-focused\b/) == -1)
- cm.display.wrapper.className += " CodeMirror-focused";
- if (!cm.curOp) {
- resetInput(cm, true);
- if (webkit) setTimeout(bind(resetInput, cm, true), 0); // Issue #1730
- }
- }
- slowPoll(cm);
- restartBlink(cm);
- }
- function onBlur(cm) {
- if (cm.state.focused) {
- signal(cm, "blur", cm);
- cm.state.focused = false;
- cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-focused", "");
- }
- clearInterval(cm.display.blinker);
- setTimeout(function() {if (!cm.state.focused) cm.doc.sel.shift = false;}, 150);
- }
-
- var detectingSelectAll;
- function onContextMenu(cm, e) {
- if (signalDOMEvent(cm, e, "contextmenu")) return;
- var display = cm.display, sel = cm.doc.sel;
- if (eventInWidget(display, e) || contextMenuInGutter(cm, e)) return;
-
- var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop;
- if (!pos || opera) return; // Opera is difficult.
-
- // Reset the current text selection only if the click is done outside of the selection
- // and 'resetSelectionOnContextMenu' option is true.
- var reset = cm.options.resetSelectionOnContextMenu;
- if (reset && (posEq(sel.from, sel.to) || posLess(pos, sel.from) || !posLess(pos, sel.to)))
- operation(cm, setSelection)(cm.doc, pos, pos);
-
- var oldCSS = display.input.style.cssText;
- display.inputDiv.style.position = "absolute";
- display.input.style.cssText = "position: fixed; width: 30px; height: 30px; top: " + (e.clientY - 5) +
- "px; left: " + (e.clientX - 5) + "px; z-index: 1000; background: white; outline: none;" +
- "border-width: 0; outline: none; overflow: hidden; opacity: .05; -ms-opacity: .05; filter: alpha(opacity=5);";
- focusInput(cm);
- resetInput(cm, true);
- // Adds "Select all" to context menu in FF
- if (posEq(sel.from, sel.to)) display.input.value = display.prevInput = " ";
-
- function prepareSelectAllHack() {
- if (display.input.selectionStart != null) {
- var extval = display.input.value = "\u200b" + (posEq(sel.from, sel.to) ? "" : display.input.value);
- display.prevInput = "\u200b";
- display.input.selectionStart = 1; display.input.selectionEnd = extval.length;
- }
- }
- function rehide() {
- display.inputDiv.style.position = "relative";
- display.input.style.cssText = oldCSS;
- if (ie_lt9) display.scrollbarV.scrollTop = display.scroller.scrollTop = scrollPos;
- slowPoll(cm);
-
- // Try to detect the user choosing select-all
- if (display.input.selectionStart != null) {
- if (!ie || ie_lt9) prepareSelectAllHack();
- clearTimeout(detectingSelectAll);
- var i = 0, poll = function(){
- if (display.prevInput == " " && display.input.selectionStart == 0)
- operation(cm, commands.selectAll)(cm);
- else if (i++ < 10) detectingSelectAll = setTimeout(poll, 500);
- else resetInput(cm);
- };
- detectingSelectAll = setTimeout(poll, 200);
- }
- }
-
- if (ie && !ie_lt9) prepareSelectAllHack();
- if (captureMiddleClick) {
- e_stop(e);
- var mouseup = function() {
- off(window, "mouseup", mouseup);
- setTimeout(rehide, 20);
- };
- on(window, "mouseup", mouseup);
- } else {
- setTimeout(rehide, 50);
- }
- }
-
- // UPDATING
-
- var changeEnd = CodeMirror.changeEnd = function(change) {
- if (!change.text) return change.to;
- return Pos(change.from.line + change.text.length - 1,
- lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0));
- };
-
- // Make sure a position will be valid after the given change.
- function clipPostChange(doc, change, pos) {
- if (!posLess(change.from, pos)) return clipPos(doc, pos);
- var diff = (change.text.length - 1) - (change.to.line - change.from.line);
- if (pos.line > change.to.line + diff) {
- var preLine = pos.line - diff, lastLine = doc.first + doc.size - 1;
- if (preLine > lastLine) return Pos(lastLine, getLine(doc, lastLine).text.length);
- return clipToLen(pos, getLine(doc, preLine).text.length);
- }
- if (pos.line == change.to.line + diff)
- return clipToLen(pos, lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0) +
- getLine(doc, change.to.line).text.length - change.to.ch);
- var inside = pos.line - change.from.line;
- return clipToLen(pos, change.text[inside].length + (inside ? 0 : change.from.ch));
- }
-
- // Hint can be null|"end"|"start"|"around"|{anchor,head}
- function computeSelAfterChange(doc, change, hint) {
- if (hint && typeof hint == "object") // Assumed to be {anchor, head} object
- return {anchor: clipPostChange(doc, change, hint.anchor),
- head: clipPostChange(doc, change, hint.head)};
-
- if (hint == "start") return {anchor: change.from, head: change.from};
-
- var end = changeEnd(change);
- if (hint == "around") return {anchor: change.from, head: end};
- if (hint == "end") return {anchor: end, head: end};
-
- // hint is null, leave the selection alone as much as possible
- var adjustPos = function(pos) {
- if (posLess(pos, change.from)) return pos;
- if (!posLess(change.to, pos)) return end;
-
- var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch;
- if (pos.line == change.to.line) ch += end.ch - change.to.ch;
- return Pos(line, ch);
- };
- return {anchor: adjustPos(doc.sel.anchor), head: adjustPos(doc.sel.head)};
- }
-
- function filterChange(doc, change, update) {
- var obj = {
- canceled: false,
- from: change.from,
- to: change.to,
- text: change.text,
- origin: change.origin,
- cancel: function() { this.canceled = true; }
- };
- if (update) obj.update = function(from, to, text, origin) {
- if (from) this.from = clipPos(doc, from);
- if (to) this.to = clipPos(doc, to);
- if (text) this.text = text;
- if (origin !== undefined) this.origin = origin;
- };
- signal(doc, "beforeChange", doc, obj);
- if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj);
-
- if (obj.canceled) return null;
- return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin};
- }
-
- // Replace the range from from to to by the strings in replacement.
- // change is a {from, to, text [, origin]} object
- function makeChange(doc, change, selUpdate, ignoreReadOnly) {
- if (doc.cm) {
- if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, selUpdate, ignoreReadOnly);
- if (doc.cm.state.suppressEdits) return;
- }
-
- if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) {
- change = filterChange(doc, change, true);
- if (!change) return;
- }
-
- // Possibly split or suppress the update based on the presence
- // of read-only spans in its range.
- var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to);
- if (split) {
- for (var i = split.length - 1; i >= 1; --i)
- makeChangeNoReadonly(doc, {from: split[i].from, to: split[i].to, text: [""]});
- if (split.length)
- makeChangeNoReadonly(doc, {from: split[0].from, to: split[0].to, text: change.text}, selUpdate);
- } else {
- makeChangeNoReadonly(doc, change, selUpdate);
- }
- }
-
- function makeChangeNoReadonly(doc, change, selUpdate) {
- if (change.text.length == 1 && change.text[0] == "" && posEq(change.from, change.to)) return;
- var selAfter = computeSelAfterChange(doc, change, selUpdate);
- addToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN);
-
- makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change));
- var rebased = [];
-
- linkedDocs(doc, function(doc, sharedHist) {
- if (!sharedHist && indexOf(rebased, doc.history) == -1) {
- rebaseHist(doc.history, change);
- rebased.push(doc.history);
- }
- makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change));
- });
- }
-
- function makeChangeFromHistory(doc, type) {
- if (doc.cm && doc.cm.state.suppressEdits) return;
-
- var hist = doc.history;
- var event = (type == "undo" ? hist.done : hist.undone).pop();
- if (!event) return;
-
- var anti = {changes: [], anchorBefore: event.anchorAfter, headBefore: event.headAfter,
- anchorAfter: event.anchorBefore, headAfter: event.headBefore,
- generation: hist.generation};
- (type == "undo" ? hist.undone : hist.done).push(anti);
- hist.generation = event.generation || ++hist.maxGeneration;
-
- var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange");
-
- for (var i = event.changes.length - 1; i >= 0; --i) {
- var change = event.changes[i];
- change.origin = type;
- if (filter && !filterChange(doc, change, false)) {
- (type == "undo" ? hist.done : hist.undone).length = 0;
- return;
- }
-
- anti.changes.push(historyChangeFromChange(doc, change));
-
- var after = i ? computeSelAfterChange(doc, change, null)
- : {anchor: event.anchorBefore, head: event.headBefore};
- makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change));
- var rebased = [];
-
- linkedDocs(doc, function(doc, sharedHist) {
- if (!sharedHist && indexOf(rebased, doc.history) == -1) {
- rebaseHist(doc.history, change);
- rebased.push(doc.history);
- }
- makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change));
- });
- }
- }
-
- function shiftDoc(doc, distance) {
- function shiftPos(pos) {return Pos(pos.line + distance, pos.ch);}
- doc.first += distance;
- if (doc.cm) regChange(doc.cm, doc.first, doc.first, distance);
- doc.sel.head = shiftPos(doc.sel.head); doc.sel.anchor = shiftPos(doc.sel.anchor);
- doc.sel.from = shiftPos(doc.sel.from); doc.sel.to = shiftPos(doc.sel.to);
- }
-
- function makeChangeSingleDoc(doc, change, selAfter, spans) {
- if (doc.cm && !doc.cm.curOp)
- return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans);
-
- if (change.to.line < doc.first) {
- shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line));
- return;
- }
- if (change.from.line > doc.lastLine()) return;
-
- // Clip the change to the size of this doc
- if (change.from.line < doc.first) {
- var shift = change.text.length - 1 - (doc.first - change.from.line);
- shiftDoc(doc, shift);
- change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch),
- text: [lst(change.text)], origin: change.origin};
- }
- var last = doc.lastLine();
- if (change.to.line > last) {
- change = {from: change.from, to: Pos(last, getLine(doc, last).text.length),
- text: [change.text[0]], origin: change.origin};
- }
-
- change.removed = getBetween(doc, change.from, change.to);
-
- if (!selAfter) selAfter = computeSelAfterChange(doc, change, null);
- if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans, selAfter);
- else updateDoc(doc, change, spans, selAfter);
- }
-
- function makeChangeSingleDocInEditor(cm, change, spans, selAfter) {
- var doc = cm.doc, display = cm.display, from = change.from, to = change.to;
-
- var recomputeMaxLength = false, checkWidthStart = from.line;
- if (!cm.options.lineWrapping) {
- checkWidthStart = lineNo(visualLine(doc, getLine(doc, from.line)));
- doc.iter(checkWidthStart, to.line + 1, function(line) {
- if (line == display.maxLine) {
- recomputeMaxLength = true;
- return true;
- }
- });
- }
-
- if (!posLess(doc.sel.head, change.from) && !posLess(change.to, doc.sel.head))
- cm.curOp.cursorActivity = true;
-
- updateDoc(doc, change, spans, selAfter, estimateHeight(cm));
-
- if (!cm.options.lineWrapping) {
- doc.iter(checkWidthStart, from.line + change.text.length, function(line) {
- var len = lineLength(doc, line);
- if (len > display.maxLineLength) {
- display.maxLine = line;
- display.maxLineLength = len;
- display.maxLineChanged = true;
- recomputeMaxLength = false;
- }
- });
- if (recomputeMaxLength) cm.curOp.updateMaxLine = true;
- }
-
- // Adjust frontier, schedule worker
- doc.frontier = Math.min(doc.frontier, from.line);
- startWorker(cm, 400);
-
- var lendiff = change.text.length - (to.line - from.line) - 1;
- // Remember that these lines changed, for updating the display
- regChange(cm, from.line, to.line + 1, lendiff);
-
- if (hasHandler(cm, "change")) {
- var changeObj = {from: from, to: to,
- text: change.text,
- removed: change.removed,
- origin: change.origin};
- if (cm.curOp.textChanged) {
- for (var cur = cm.curOp.textChanged; cur.next; cur = cur.next) {}
- cur.next = changeObj;
- } else cm.curOp.textChanged = changeObj;
- }
- }
-
- function replaceRange(doc, code, from, to, origin) {
- if (!to) to = from;
- if (posLess(to, from)) { var tmp = to; to = from; from = tmp; }
- if (typeof code == "string") code = splitLines(code);
- makeChange(doc, {from: from, to: to, text: code, origin: origin}, null);
- }
-
- // POSITION OBJECT
-
- function Pos(line, ch) {
- if (!(this instanceof Pos)) return new Pos(line, ch);
- this.line = line; this.ch = ch;
- }
- CodeMirror.Pos = Pos;
-
- function posEq(a, b) {return a.line == b.line && a.ch == b.ch;}
- function posLess(a, b) {return a.line < b.line || (a.line == b.line && a.ch < b.ch);}
- function copyPos(x) {return Pos(x.line, x.ch);}
-
- // SELECTION
-
- function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));}
- function clipPos(doc, pos) {
- if (pos.line < doc.first) return Pos(doc.first, 0);
- var last = doc.first + doc.size - 1;
- if (pos.line > last) return Pos(last, getLine(doc, last).text.length);
- return clipToLen(pos, getLine(doc, pos.line).text.length);
- }
- function clipToLen(pos, linelen) {
- var ch = pos.ch;
- if (ch == null || ch > linelen) return Pos(pos.line, linelen);
- else if (ch < 0) return Pos(pos.line, 0);
- else return pos;
- }
- function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;}
-
- // If shift is held, this will move the selection anchor. Otherwise,
- // it'll set the whole selection.
- function extendSelection(doc, pos, other, bias) {
- if (doc.sel.shift || doc.sel.extend) {
- var anchor = doc.sel.anchor;
- if (other) {
- var posBefore = posLess(pos, anchor);
- if (posBefore != posLess(other, anchor)) {
- anchor = pos;
- pos = other;
- } else if (posBefore != posLess(pos, other)) {
- pos = other;
- }
- }
- setSelection(doc, anchor, pos, bias);
- } else {
- setSelection(doc, pos, other || pos, bias);
- }
- if (doc.cm) doc.cm.curOp.userSelChange = true;
- }
-
- function filterSelectionChange(doc, anchor, head) {
- var obj = {anchor: anchor, head: head};
- signal(doc, "beforeSelectionChange", doc, obj);
- if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj);
- obj.anchor = clipPos(doc, obj.anchor); obj.head = clipPos(doc, obj.head);
- return obj;
- }
-
- // Update the selection. Last two args are only used by
- // updateDoc, since they have to be expressed in the line
- // numbers before the update.
- function setSelection(doc, anchor, head, bias, checkAtomic) {
- if (!checkAtomic && hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange")) {
- var filtered = filterSelectionChange(doc, anchor, head);
- head = filtered.head;
- anchor = filtered.anchor;
- }
-
- var sel = doc.sel;
- sel.goalColumn = null;
- if (bias == null) bias = posLess(head, sel.head) ? -1 : 1;
- // Skip over atomic spans.
- if (checkAtomic || !posEq(anchor, sel.anchor))
- anchor = skipAtomic(doc, anchor, bias, checkAtomic != "push");
- if (checkAtomic || !posEq(head, sel.head))
- head = skipAtomic(doc, head, bias, checkAtomic != "push");
-
- if (posEq(sel.anchor, anchor) && posEq(sel.head, head)) return;
-
- sel.anchor = anchor; sel.head = head;
- var inv = posLess(head, anchor);
- sel.from = inv ? head : anchor;
- sel.to = inv ? anchor : head;
-
- if (doc.cm)
- doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged =
- doc.cm.curOp.cursorActivity = true;
-
- signalLater(doc, "cursorActivity", doc);
- }
-
- function reCheckSelection(cm) {
- setSelection(cm.doc, cm.doc.sel.from, cm.doc.sel.to, null, "push");
- }
-
- function skipAtomic(doc, pos, bias, mayClear) {
- var flipped = false, curPos = pos;
- var dir = bias || 1;
- doc.cantEdit = false;
- search: for (;;) {
- var line = getLine(doc, curPos.line);
- if (line.markedSpans) {
- for (var i = 0; i < line.markedSpans.length; ++i) {
- var sp = line.markedSpans[i], m = sp.marker;
- if ((sp.from == null || (m.inclusiveLeft ? sp.from <= curPos.ch : sp.from < curPos.ch)) &&
- (sp.to == null || (m.inclusiveRight ? sp.to >= curPos.ch : sp.to > curPos.ch))) {
- if (mayClear) {
- signal(m, "beforeCursorEnter");
- if (m.explicitlyCleared) {
- if (!line.markedSpans) break;
- else {--i; continue;}
- }
- }
- if (!m.atomic) continue;
- var newPos = m.find()[dir < 0 ? "from" : "to"];
- if (posEq(newPos, curPos)) {
- newPos.ch += dir;
- if (newPos.ch < 0) {
- if (newPos.line > doc.first) newPos = clipPos(doc, Pos(newPos.line - 1));
- else newPos = null;
- } else if (newPos.ch > line.text.length) {
- if (newPos.line < doc.first + doc.size - 1) newPos = Pos(newPos.line + 1, 0);
- else newPos = null;
- }
- if (!newPos) {
- if (flipped) {
- // Driven in a corner -- no valid cursor position found at all
- // -- try again *with* clearing, if we didn't already
- if (!mayClear) return skipAtomic(doc, pos, bias, true);
- // Otherwise, turn off editing until further notice, and return the start of the doc
- doc.cantEdit = true;
- return Pos(doc.first, 0);
- }
- flipped = true; newPos = pos; dir = -dir;
- }
- }
- curPos = newPos;
- continue search;
- }
- }
- }
- return curPos;
- }
- }
-
- // SCROLLING
-
- function scrollCursorIntoView(cm) {
- var coords = scrollPosIntoView(cm, cm.doc.sel.head, null, cm.options.cursorScrollMargin);
- if (!cm.state.focused) return;
- var display = cm.display, box = getRect(display.sizer), doScroll = null;
- if (coords.top + box.top < 0) doScroll = true;
- else if (coords.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false;
- if (doScroll != null && !phantom) {
- var hidden = display.cursor.style.display == "none";
- if (hidden) {
- display.cursor.style.display = "";
- display.cursor.style.left = coords.left + "px";
- display.cursor.style.top = (coords.top - display.viewOffset) + "px";
- }
- display.cursor.scrollIntoView(doScroll);
- if (hidden) display.cursor.style.display = "none";
- }
- }
-
- function scrollPosIntoView(cm, pos, end, margin) {
- if (margin == null) margin = 0;
- for (;;) {
- var changed = false, coords = cursorCoords(cm, pos);
- var endCoords = !end || end == pos ? coords : cursorCoords(cm, end);
- var scrollPos = calculateScrollPos(cm, Math.min(coords.left, endCoords.left),
- Math.min(coords.top, endCoords.top) - margin,
- Math.max(coords.left, endCoords.left),
- Math.max(coords.bottom, endCoords.bottom) + margin);
- var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft;
- if (scrollPos.scrollTop != null) {
- setScrollTop(cm, scrollPos.scrollTop);
- if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true;
- }
- if (scrollPos.scrollLeft != null) {
- setScrollLeft(cm, scrollPos.scrollLeft);
- if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true;
- }
- if (!changed) return coords;
- }
- }
-
- function scrollIntoView(cm, x1, y1, x2, y2) {
- var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2);
- if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop);
- if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft);
- }
-
- function calculateScrollPos(cm, x1, y1, x2, y2) {
- var display = cm.display, snapMargin = textHeight(cm.display);
- if (y1 < 0) y1 = 0;
- var screen = display.scroller.clientHeight - scrollerCutOff, screentop = display.scroller.scrollTop, result = {};
- var docBottom = cm.doc.height + paddingVert(display);
- var atTop = y1 < snapMargin, atBottom = y2 > docBottom - snapMargin;
- if (y1 < screentop) {
- result.scrollTop = atTop ? 0 : y1;
- } else if (y2 > screentop + screen) {
- var newTop = Math.min(y1, (atBottom ? docBottom : y2) - screen);
- if (newTop != screentop) result.scrollTop = newTop;
- }
-
- var screenw = display.scroller.clientWidth - scrollerCutOff, screenleft = display.scroller.scrollLeft;
- x1 += display.gutters.offsetWidth; x2 += display.gutters.offsetWidth;
- var gutterw = display.gutters.offsetWidth;
- var atLeft = x1 < gutterw + 10;
- if (x1 < screenleft + gutterw || atLeft) {
- if (atLeft) x1 = 0;
- result.scrollLeft = Math.max(0, x1 - 10 - gutterw);
- } else if (x2 > screenw + screenleft - 3) {
- result.scrollLeft = x2 + 10 - screenw;
- }
- return result;
- }
-
- function updateScrollPos(cm, left, top) {
- cm.curOp.updateScrollPos = {scrollLeft: left == null ? cm.doc.scrollLeft : left,
- scrollTop: top == null ? cm.doc.scrollTop : top};
- }
-
- function addToScrollPos(cm, left, top) {
- var pos = cm.curOp.updateScrollPos || (cm.curOp.updateScrollPos = {scrollLeft: cm.doc.scrollLeft, scrollTop: cm.doc.scrollTop});
- var scroll = cm.display.scroller;
- pos.scrollTop = Math.max(0, Math.min(scroll.scrollHeight - scroll.clientHeight, pos.scrollTop + top));
- pos.scrollLeft = Math.max(0, Math.min(scroll.scrollWidth - scroll.clientWidth, pos.scrollLeft + left));
- }
-
- // API UTILITIES
-
- function indentLine(cm, n, how, aggressive) {
- var doc = cm.doc;
- if (how == null) how = "add";
- if (how == "smart") {
- if (!cm.doc.mode.indent) how = "prev";
- else var state = getStateBefore(cm, n);
- }
-
- var tabSize = cm.options.tabSize;
- var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize);
- var curSpaceString = line.text.match(/^\s*/)[0], indentation;
- if (how == "smart") {
- indentation = cm.doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text);
- if (indentation == Pass) {
- if (!aggressive) return;
- how = "prev";
- }
- }
- if (how == "prev") {
- if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize);
- else indentation = 0;
- } else if (how == "add") {
- indentation = curSpace + cm.options.indentUnit;
- } else if (how == "subtract") {
- indentation = curSpace - cm.options.indentUnit;
- } else if (typeof how == "number") {
- indentation = curSpace + how;
- }
- indentation = Math.max(0, indentation);
-
- var indentString = "", pos = 0;
- if (cm.options.indentWithTabs)
- for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";}
- if (pos < indentation) indentString += spaceStr(indentation - pos);
-
- if (indentString != curSpaceString)
- replaceRange(cm.doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input");
- else if (doc.sel.head.line == n && doc.sel.head.ch < curSpaceString.length)
- setSelection(doc, Pos(n, curSpaceString.length), Pos(n, curSpaceString.length), 1);
- line.stateAfter = null;
- }
-
- function changeLine(cm, handle, op) {
- var no = handle, line = handle, doc = cm.doc;
- if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle));
- else no = lineNo(handle);
- if (no == null) return null;
- if (op(line, no)) regChange(cm, no, no + 1);
- else return null;
- return line;
- }
-
- function findPosH(doc, pos, dir, unit, visually) {
- var line = pos.line, ch = pos.ch, origDir = dir;
- var lineObj = getLine(doc, line);
- var possible = true;
- function findNextLine() {
- var l = line + dir;
- if (l < doc.first || l >= doc.first + doc.size) return (possible = false);
- line = l;
- return lineObj = getLine(doc, l);
- }
- function moveOnce(boundToLine) {
- var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true);
- if (next == null) {
- if (!boundToLine && findNextLine()) {
- if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj);
- else ch = dir < 0 ? lineObj.text.length : 0;
- } else return (possible = false);
- } else ch = next;
- return true;
- }
-
- if (unit == "char") moveOnce();
- else if (unit == "column") moveOnce(true);
- else if (unit == "word" || unit == "group") {
- var sawType = null, group = unit == "group";
- for (var first = true;; first = false) {
- if (dir < 0 && !moveOnce(!first)) break;
- var cur = lineObj.text.charAt(ch) || "\n";
- var type = isWordChar(cur) ? "w"
- : !group ? null
- : /\s/.test(cur) ? null
- : "p";
- if (sawType && sawType != type) {
- if (dir < 0) {dir = 1; moveOnce();}
- break;
- }
- if (type) sawType = type;
- if (dir > 0 && !moveOnce(!first)) break;
- }
- }
- var result = skipAtomic(doc, Pos(line, ch), origDir, true);
- if (!possible) result.hitSide = true;
- return result;
- }
-
- function findPosV(cm, pos, dir, unit) {
- var doc = cm.doc, x = pos.left, y;
- if (unit == "page") {
- var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight);
- y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display));
- } else if (unit == "line") {
- y = dir > 0 ? pos.bottom + 3 : pos.top - 3;
- }
- for (;;) {
- var target = coordsChar(cm, x, y);
- if (!target.outside) break;
- if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; }
- y += dir * 5;
- }
- return target;
- }
-
- function findWordAt(line, pos) {
- var start = pos.ch, end = pos.ch;
- if (line) {
- if ((pos.xRel < 0 || end == line.length) && start) --start; else ++end;
- var startChar = line.charAt(start);
- var check = isWordChar(startChar) ? isWordChar
- : /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);}
- : function(ch) {return !/\s/.test(ch) && !isWordChar(ch);};
- while (start > 0 && check(line.charAt(start - 1))) --start;
- while (end < line.length && check(line.charAt(end))) ++end;
- }
- return {from: Pos(pos.line, start), to: Pos(pos.line, end)};
- }
-
- function selectLine(cm, line) {
- extendSelection(cm.doc, Pos(line, 0), clipPos(cm.doc, Pos(line + 1, 0)));
- }
-
- // PROTOTYPE
-
- // The publicly visible API. Note that operation(null, f) means
- // 'wrap f in an operation, performed on its `this` parameter'
-
- CodeMirror.prototype = {
- constructor: CodeMirror,
- focus: function(){window.focus(); focusInput(this); fastPoll(this);},
-
- setOption: function(option, value) {
- var options = this.options, old = options[option];
- if (options[option] == value && option != "mode") return;
- options[option] = value;
- if (optionHandlers.hasOwnProperty(option))
- operation(this, optionHandlers[option])(this, value, old);
- },
-
- getOption: function(option) {return this.options[option];},
- getDoc: function() {return this.doc;},
-
- addKeyMap: function(map, bottom) {
- this.state.keyMaps[bottom ? "push" : "unshift"](map);
- },
- removeKeyMap: function(map) {
- var maps = this.state.keyMaps;
- for (var i = 0; i < maps.length; ++i)
- if (maps[i] == map || (typeof maps[i] != "string" && maps[i].name == map)) {
- maps.splice(i, 1);
- return true;
- }
- },
-
- addOverlay: operation(null, function(spec, options) {
- var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec);
- if (mode.startState) throw new Error("Overlays may not be stateful.");
- this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque});
- this.state.modeGen++;
- regChange(this);
- }),
- removeOverlay: operation(null, function(spec) {
- var overlays = this.state.overlays;
- for (var i = 0; i < overlays.length; ++i) {
- var cur = overlays[i].modeSpec;
- if (cur == spec || typeof spec == "string" && cur.name == spec) {
- overlays.splice(i, 1);
- this.state.modeGen++;
- regChange(this);
- return;
- }
- }
- }),
-
- indentLine: operation(null, function(n, dir, aggressive) {
- if (typeof dir != "string" && typeof dir != "number") {
- if (dir == null) dir = this.options.smartIndent ? "smart" : "prev";
- else dir = dir ? "add" : "subtract";
- }
- if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive);
- }),
- indentSelection: operation(null, function(how) {
- var sel = this.doc.sel;
- if (posEq(sel.from, sel.to)) return indentLine(this, sel.from.line, how);
- var e = sel.to.line - (sel.to.ch ? 0 : 1);
- for (var i = sel.from.line; i <= e; ++i) indentLine(this, i, how);
- }),
-
- // Fetch the parser token for a given character. Useful for hacks
- // that want to inspect the mode state (say, for completion).
- getTokenAt: function(pos, precise) {
- var doc = this.doc;
- pos = clipPos(doc, pos);
- var state = getStateBefore(this, pos.line, precise), mode = this.doc.mode;
- var line = getLine(doc, pos.line);
- var stream = new StringStream(line.text, this.options.tabSize);
- while (stream.pos < pos.ch && !stream.eol()) {
- stream.start = stream.pos;
- var style = mode.token(stream, state);
- }
- return {start: stream.start,
- end: stream.pos,
- string: stream.current(),
- className: style || null, // Deprecated, use 'type' instead
- type: style || null,
- state: state};
- },
-
- getTokenTypeAt: function(pos) {
- pos = clipPos(this.doc, pos);
- var styles = getLineStyles(this, getLine(this.doc, pos.line));
- var before = 0, after = (styles.length - 1) / 2, ch = pos.ch;
- if (ch == 0) return styles[2];
- for (;;) {
- var mid = (before + after) >> 1;
- if ((mid ? styles[mid * 2 - 1] : 0) >= ch) after = mid;
- else if (styles[mid * 2 + 1] < ch) before = mid + 1;
- else return styles[mid * 2 + 2];
- }
- },
-
- getModeAt: function(pos) {
- var mode = this.doc.mode;
- if (!mode.innerMode) return mode;
- return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode;
- },
-
- getHelper: function(pos, type) {
- if (!helpers.hasOwnProperty(type)) return;
- var help = helpers[type], mode = this.getModeAt(pos);
- return mode[type] && help[mode[type]] ||
- mode.helperType && help[mode.helperType] ||
- help[mode.name];
- },
-
- getStateAfter: function(line, precise) {
- var doc = this.doc;
- line = clipLine(doc, line == null ? doc.first + doc.size - 1: line);
- return getStateBefore(this, line + 1, precise);
- },
-
- cursorCoords: function(start, mode) {
- var pos, sel = this.doc.sel;
- if (start == null) pos = sel.head;
- else if (typeof start == "object") pos = clipPos(this.doc, start);
- else pos = start ? sel.from : sel.to;
- return cursorCoords(this, pos, mode || "page");
- },
-
- charCoords: function(pos, mode) {
- return charCoords(this, clipPos(this.doc, pos), mode || "page");
- },
-
- coordsChar: function(coords, mode) {
- coords = fromCoordSystem(this, coords, mode || "page");
- return coordsChar(this, coords.left, coords.top);
- },
-
- lineAtHeight: function(height, mode) {
- height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top;
- return lineAtHeight(this.doc, height + this.display.viewOffset);
- },
- heightAtLine: function(line, mode) {
- var end = false, last = this.doc.first + this.doc.size - 1;
- if (line < this.doc.first) line = this.doc.first;
- else if (line > last) { line = last; end = true; }
- var lineObj = getLine(this.doc, line);
- return intoCoordSystem(this, getLine(this.doc, line), {top: 0, left: 0}, mode || "page").top +
- (end ? lineObj.height : 0);
- },
-
- defaultTextHeight: function() { return textHeight(this.display); },
- defaultCharWidth: function() { return charWidth(this.display); },
-
- setGutterMarker: operation(null, function(line, gutterID, value) {
- return changeLine(this, line, function(line) {
- var markers = line.gutterMarkers || (line.gutterMarkers = {});
- markers[gutterID] = value;
- if (!value && isEmpty(markers)) line.gutterMarkers = null;
- return true;
- });
- }),
-
- clearGutter: operation(null, function(gutterID) {
- var cm = this, doc = cm.doc, i = doc.first;
- doc.iter(function(line) {
- if (line.gutterMarkers && line.gutterMarkers[gutterID]) {
- line.gutterMarkers[gutterID] = null;
- regChange(cm, i, i + 1);
- if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null;
- }
- ++i;
- });
- }),
-
- addLineClass: operation(null, function(handle, where, cls) {
- return changeLine(this, handle, function(line) {
- var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : "wrapClass";
- if (!line[prop]) line[prop] = cls;
- else if (new RegExp("(?:^|\\s)" + cls + "(?:$|\\s)").test(line[prop])) return false;
- else line[prop] += " " + cls;
- return true;
- });
- }),
-
- removeLineClass: operation(null, function(handle, where, cls) {
- return changeLine(this, handle, function(line) {
- var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : "wrapClass";
- var cur = line[prop];
- if (!cur) return false;
- else if (cls == null) line[prop] = null;
- else {
- var found = cur.match(new RegExp("(?:^|\\s+)" + cls + "(?:$|\\s+)"));
- if (!found) return false;
- var end = found.index + found[0].length;
- line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null;
- }
- return true;
- });
- }),
-
- addLineWidget: operation(null, function(handle, node, options) {
- return addLineWidget(this, handle, node, options);
- }),
-
- removeLineWidget: function(widget) { widget.clear(); },
-
- lineInfo: function(line) {
- if (typeof line == "number") {
- if (!isLine(this.doc, line)) return null;
- var n = line;
- line = getLine(this.doc, line);
- if (!line) return null;
- } else {
- var n = lineNo(line);
- if (n == null) return null;
- }
- return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers,
- textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass,
- widgets: line.widgets};
- },
-
- getViewport: function() { return {from: this.display.showingFrom, to: this.display.showingTo};},
-
- addWidget: function(pos, node, scroll, vert, horiz) {
- var display = this.display;
- pos = cursorCoords(this, clipPos(this.doc, pos));
- var top = pos.bottom, left = pos.left;
- node.style.position = "absolute";
- display.sizer.appendChild(node);
- if (vert == "over") {
- top = pos.top;
- } else if (vert == "above" || vert == "near") {
- var vspace = Math.max(display.wrapper.clientHeight, this.doc.height),
- hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth);
- // Default to positioning above (if specified and possible); otherwise default to positioning below
- if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight)
- top = pos.top - node.offsetHeight;
- else if (pos.bottom + node.offsetHeight <= vspace)
- top = pos.bottom;
- if (left + node.offsetWidth > hspace)
- left = hspace - node.offsetWidth;
- }
- node.style.top = top + "px";
- node.style.left = node.style.right = "";
- if (horiz == "right") {
- left = display.sizer.clientWidth - node.offsetWidth;
- node.style.right = "0px";
- } else {
- if (horiz == "left") left = 0;
- else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2;
- node.style.left = left + "px";
- }
- if (scroll)
- scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight);
- },
-
- triggerOnKeyDown: operation(null, onKeyDown),
-
- execCommand: function(cmd) {return commands[cmd](this);},
-
- findPosH: function(from, amount, unit, visually) {
- var dir = 1;
- if (amount < 0) { dir = -1; amount = -amount; }
- for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) {
- cur = findPosH(this.doc, cur, dir, unit, visually);
- if (cur.hitSide) break;
- }
- return cur;
- },
-
- moveH: operation(null, function(dir, unit) {
- var sel = this.doc.sel, pos;
- if (sel.shift || sel.extend || posEq(sel.from, sel.to))
- pos = findPosH(this.doc, sel.head, dir, unit, this.options.rtlMoveVisually);
- else
- pos = dir < 0 ? sel.from : sel.to;
- extendSelection(this.doc, pos, pos, dir);
- }),
-
- deleteH: operation(null, function(dir, unit) {
- var sel = this.doc.sel;
- if (!posEq(sel.from, sel.to)) replaceRange(this.doc, "", sel.from, sel.to, "+delete");
- else replaceRange(this.doc, "", sel.from, findPosH(this.doc, sel.head, dir, unit, false), "+delete");
- this.curOp.userSelChange = true;
- }),
-
- findPosV: function(from, amount, unit, goalColumn) {
- var dir = 1, x = goalColumn;
- if (amount < 0) { dir = -1; amount = -amount; }
- for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) {
- var coords = cursorCoords(this, cur, "div");
- if (x == null) x = coords.left;
- else coords.left = x;
- cur = findPosV(this, coords, dir, unit);
- if (cur.hitSide) break;
- }
- return cur;
- },
-
- moveV: operation(null, function(dir, unit) {
- var sel = this.doc.sel;
- var pos = cursorCoords(this, sel.head, "div");
- if (sel.goalColumn != null) pos.left = sel.goalColumn;
- var target = findPosV(this, pos, dir, unit);
-
- if (unit == "page") addToScrollPos(this, 0, charCoords(this, target, "div").top - pos.top);
- extendSelection(this.doc, target, target, dir);
- sel.goalColumn = pos.left;
- }),
-
- toggleOverwrite: function(value) {
- if (value != null && value == this.state.overwrite) return;
- if (this.state.overwrite = !this.state.overwrite)
- this.display.cursor.className += " CodeMirror-overwrite";
- else
- this.display.cursor.className = this.display.cursor.className.replace(" CodeMirror-overwrite", "");
- },
- hasFocus: function() { return this.state.focused; },
-
- scrollTo: operation(null, function(x, y) {
- updateScrollPos(this, x, y);
- }),
- getScrollInfo: function() {
- var scroller = this.display.scroller, co = scrollerCutOff;
- return {left: scroller.scrollLeft, top: scroller.scrollTop,
- height: scroller.scrollHeight - co, width: scroller.scrollWidth - co,
- clientHeight: scroller.clientHeight - co, clientWidth: scroller.clientWidth - co};
- },
-
- scrollIntoView: operation(null, function(range, margin) {
- if (range == null) range = {from: this.doc.sel.head, to: null};
- else if (typeof range == "number") range = {from: Pos(range, 0), to: null};
- else if (range.from == null) range = {from: range, to: null};
- if (!range.to) range.to = range.from;
- if (!margin) margin = 0;
-
- var coords = range;
- if (range.from.line != null) {
- this.curOp.scrollToPos = {from: range.from, to: range.to, margin: margin};
- coords = {from: cursorCoords(this, range.from),
- to: cursorCoords(this, range.to)};
- }
- var sPos = calculateScrollPos(this, Math.min(coords.from.left, coords.to.left),
- Math.min(coords.from.top, coords.to.top) - margin,
- Math.max(coords.from.right, coords.to.right),
- Math.max(coords.from.bottom, coords.to.bottom) + margin);
- updateScrollPos(this, sPos.scrollLeft, sPos.scrollTop);
- }),
-
- setSize: operation(null, function(width, height) {
- function interpret(val) {
- return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val;
- }
- if (width != null) this.display.wrapper.style.width = interpret(width);
- if (height != null) this.display.wrapper.style.height = interpret(height);
- if (this.options.lineWrapping)
- this.display.measureLineCache.length = this.display.measureLineCachePos = 0;
- this.curOp.forceUpdate = true;
- }),
-
- operation: function(f){return runInOp(this, f);},
-
- refresh: operation(null, function() {
- var badHeight = this.display.cachedTextHeight == null;
- clearCaches(this);
- updateScrollPos(this, this.doc.scrollLeft, this.doc.scrollTop);
- regChange(this);
- if (badHeight) estimateLineHeights(this);
- }),
-
- swapDoc: operation(null, function(doc) {
- var old = this.doc;
- old.cm = null;
- attachDoc(this, doc);
- clearCaches(this);
- resetInput(this, true);
- updateScrollPos(this, doc.scrollLeft, doc.scrollTop);
- signalLater(this, "swapDoc", this, old);
- return old;
- }),
-
- getInputField: function(){return this.display.input;},
- getWrapperElement: function(){return this.display.wrapper;},
- getScrollerElement: function(){return this.display.scroller;},
- getGutterElement: function(){return this.display.gutters;}
- };
- eventMixin(CodeMirror);
-
- // OPTION DEFAULTS
-
- var optionHandlers = CodeMirror.optionHandlers = {};
-
- // The default configuration options.
- var defaults = CodeMirror.defaults = {};
-
- function option(name, deflt, handle, notOnInit) {
- CodeMirror.defaults[name] = deflt;
- if (handle) optionHandlers[name] =
- notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle;
- }
-
- var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}};
-
- // These two are, on init, called from the constructor because they
- // have to be initialized before the editor can start at all.
- option("value", "", function(cm, val) {
- cm.setValue(val);
- }, true);
- option("mode", null, function(cm, val) {
- cm.doc.modeOption = val;
- loadMode(cm);
- }, true);
-
- option("indentUnit", 2, loadMode, true);
- option("indentWithTabs", false);
- option("smartIndent", true);
- option("tabSize", 4, function(cm) {
- loadMode(cm);
- clearCaches(cm);
- regChange(cm);
- }, true);
- option("specialChars", /[\t\u0000-\u0019\u00ad\u200b\u2028\u2029\ufeff]/g, function(cm, val) {
- cm.options.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g");
- cm.refresh();
- }, true);
- option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function(cm) {cm.refresh();}, true);
- option("electricChars", true);
- option("rtlMoveVisually", !windows);
- option("wholeLineUpdateBefore", true);
-
- option("theme", "default", function(cm) {
- themeChanged(cm);
- guttersChanged(cm);
- }, true);
- option("keyMap", "default", keyMapChanged);
- option("extraKeys", null);
-
- option("onKeyEvent", null);
- option("onDragEvent", null);
-
- option("lineWrapping", false, wrappingChanged, true);
- option("gutters", [], function(cm) {
- setGuttersForLineNumbers(cm.options);
- guttersChanged(cm);
- }, true);
- option("fixedGutter", true, function(cm, val) {
- cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0";
- cm.refresh();
- }, true);
- option("coverGutterNextToScrollbar", false, updateScrollbars, true);
- option("lineNumbers", false, function(cm) {
- setGuttersForLineNumbers(cm.options);
- guttersChanged(cm);
- }, true);
- option("firstLineNumber", 1, guttersChanged, true);
- option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true);
- option("showCursorWhenSelecting", false, updateSelection, true);
-
- option("resetSelectionOnContextMenu", true);
-
- option("readOnly", false, function(cm, val) {
- if (val == "nocursor") {
- onBlur(cm);
- cm.display.input.blur();
- cm.display.disabled = true;
- } else {
- cm.display.disabled = false;
- if (!val) resetInput(cm, true);
- }
- });
- option("dragDrop", true);
-
- option("cursorBlinkRate", 530);
- option("cursorScrollMargin", 0);
- option("cursorHeight", 1);
- option("workTime", 100);
- option("workDelay", 100);
- option("flattenSpans", true);
- option("pollInterval", 100);
- option("undoDepth", 40, function(cm, val){cm.doc.history.undoDepth = val;});
- option("historyEventDelay", 500);
- option("viewportMargin", 10, function(cm){cm.refresh();}, true);
- option("maxHighlightLength", 10000, function(cm){loadMode(cm); cm.refresh();}, true);
- option("crudeMeasuringFrom", 10000);
- option("moveInputWithCursor", true, function(cm, val) {
- if (!val) cm.display.inputDiv.style.top = cm.display.inputDiv.style.left = 0;
- });
-
- option("tabindex", null, function(cm, val) {
- cm.display.input.tabIndex = val || "";
- });
- option("autofocus", null);
-
- // MODE DEFINITION AND QUERYING
-
- // Known modes, by name and by MIME
- var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {};
-
- CodeMirror.defineMode = function(name, mode) {
- if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name;
- if (arguments.length > 2) {
- mode.dependencies = [];
- for (var i = 2; i < arguments.length; ++i) mode.dependencies.push(arguments[i]);
- }
- modes[name] = mode;
- };
-
- CodeMirror.defineMIME = function(mime, spec) {
- mimeModes[mime] = spec;
- };
-
- CodeMirror.resolveMode = function(spec) {
- if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
- spec = mimeModes[spec];
- } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
- var found = mimeModes[spec.name];
- spec = createObj(found, spec);
- spec.name = found.name;
- } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
- return CodeMirror.resolveMode("application/xml");
- }
- if (typeof spec == "string") return {name: spec};
- else return spec || {name: "null"};
- };
-
- CodeMirror.getMode = function(options, spec) {
- var spec = CodeMirror.resolveMode(spec);
- var mfactory = modes[spec.name];
- if (!mfactory) return CodeMirror.getMode(options, "text/plain");
- var modeObj = mfactory(options, spec);
- if (modeExtensions.hasOwnProperty(spec.name)) {
- var exts = modeExtensions[spec.name];
- for (var prop in exts) {
- if (!exts.hasOwnProperty(prop)) continue;
- if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop];
- modeObj[prop] = exts[prop];
- }
- }
- modeObj.name = spec.name;
-
- return modeObj;
- };
-
- CodeMirror.defineMode("null", function() {
- return {token: function(stream) {stream.skipToEnd();}};
- });
- CodeMirror.defineMIME("text/x-rsrc", "r");
-
- var modeExtensions = CodeMirror.modeExtensions = {};
- CodeMirror.extendMode = function(mode, properties) {
- var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
- copyObj(properties, exts);
- };
-
- // EXTENSIONS
-
- CodeMirror.defineExtension = function(name, func) {
- CodeMirror.prototype[name] = func;
- };
- CodeMirror.defineDocExtension = function(name, func) {
- Doc.prototype[name] = func;
- };
- CodeMirror.defineOption = option;
-
- var initHooks = [];
- CodeMirror.defineInitHook = function(f) {initHooks.push(f);};
-
- var helpers = CodeMirror.helpers = {};
- CodeMirror.registerHelper = function(type, name, value) {
- if (!helpers.hasOwnProperty(type)) helpers[type] = CodeMirror[type] = {};
- helpers[type][name] = value;
- };
-
- // UTILITIES
-
- CodeMirror.isWordChar = isWordChar;
-
- // MODE STATE HANDLING
-
- // Utility functions for working with state. Exported because modes
- // sometimes need to do this.
- function copyState(mode, state) {
- if (state === true) return state;
- if (mode.copyState) return mode.copyState(state);
- var nstate = {};
- for (var n in state) {
- var val = state[n];
- if (val instanceof Array) val = val.concat([]);
- nstate[n] = val;
- }
- return nstate;
- }
- CodeMirror.copyState = copyState;
-
- function startState(mode, a1, a2) {
- return mode.startState ? mode.startState(a1, a2) : true;
- }
- CodeMirror.startState = startState;
-
- CodeMirror.innerMode = function(mode, state) {
- while (mode.innerMode) {
- var info = mode.innerMode(state);
- if (!info || info.mode == mode) break;
- state = info.state;
- mode = info.mode;
- }
- return info || {mode: mode, state: state};
- };
-
- // STANDARD COMMANDS
-
- var commands = CodeMirror.commands = {
- selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()));},
- killLine: function(cm) {
- var from = cm.getCursor(true), to = cm.getCursor(false), sel = !posEq(from, to);
- if (!sel && cm.getLine(from.line).length == from.ch)
- cm.replaceRange("", from, Pos(from.line + 1, 0), "+delete");
- else cm.replaceRange("", from, sel ? to : Pos(from.line), "+delete");
- },
- deleteLine: function(cm) {
- var l = cm.getCursor().line;
- cm.replaceRange("", Pos(l, 0), Pos(l), "+delete");
- },
- delLineLeft: function(cm) {
- var cur = cm.getCursor();
- cm.replaceRange("", Pos(cur.line, 0), cur, "+delete");
- },
- undo: function(cm) {cm.undo();},
- redo: function(cm) {cm.redo();},
- goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));},
- goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));},
- goLineStart: function(cm) {
- cm.extendSelection(lineStart(cm, cm.getCursor().line));
- },
- goLineStartSmart: function(cm) {
- var cur = cm.getCursor(), start = lineStart(cm, cur.line);
- var line = cm.getLineHandle(start.line);
- var order = getOrder(line);
- if (!order || order[0].level == 0) {
- var firstNonWS = Math.max(0, line.text.search(/\S/));
- var inWS = cur.line == start.line && cur.ch <= firstNonWS && cur.ch;
- cm.extendSelection(Pos(start.line, inWS ? 0 : firstNonWS));
- } else cm.extendSelection(start);
- },
- goLineEnd: function(cm) {
- cm.extendSelection(lineEnd(cm, cm.getCursor().line));
- },
- goLineRight: function(cm) {
- var top = cm.charCoords(cm.getCursor(), "div").top + 5;
- cm.extendSelection(cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div"));
- },
- goLineLeft: function(cm) {
- var top = cm.charCoords(cm.getCursor(), "div").top + 5;
- cm.extendSelection(cm.coordsChar({left: 0, top: top}, "div"));
- },
- goLineUp: function(cm) {cm.moveV(-1, "line");},
- goLineDown: function(cm) {cm.moveV(1, "line");},
- goPageUp: function(cm) {cm.moveV(-1, "page");},
- goPageDown: function(cm) {cm.moveV(1, "page");},
- goCharLeft: function(cm) {cm.moveH(-1, "char");},
- goCharRight: function(cm) {cm.moveH(1, "char");},
- goColumnLeft: function(cm) {cm.moveH(-1, "column");},
- goColumnRight: function(cm) {cm.moveH(1, "column");},
- goWordLeft: function(cm) {cm.moveH(-1, "word");},
- goGroupRight: function(cm) {cm.moveH(1, "group");},
- goGroupLeft: function(cm) {cm.moveH(-1, "group");},
- goWordRight: function(cm) {cm.moveH(1, "word");},
- delCharBefore: function(cm) {cm.deleteH(-1, "char");},
- delCharAfter: function(cm) {cm.deleteH(1, "char");},
- delWordBefore: function(cm) {cm.deleteH(-1, "word");},
- delWordAfter: function(cm) {cm.deleteH(1, "word");},
- delGroupBefore: function(cm) {cm.deleteH(-1, "group");},
- delGroupAfter: function(cm) {cm.deleteH(1, "group");},
- indentAuto: function(cm) {cm.indentSelection("smart");},
- indentMore: function(cm) {cm.indentSelection("add");},
- indentLess: function(cm) {cm.indentSelection("subtract");},
- insertTab: function(cm) {cm.replaceSelection("\t", "end", "+input");},
- defaultTab: function(cm) {
- if (cm.somethingSelected()) cm.indentSelection("add");
- else cm.replaceSelection("\t", "end", "+input");
- },
- transposeChars: function(cm) {
- var cur = cm.getCursor(), line = cm.getLine(cur.line);
- if (cur.ch > 0 && cur.ch < line.length - 1)
- cm.replaceRange(line.charAt(cur.ch) + line.charAt(cur.ch - 1),
- Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1));
- },
- newlineAndIndent: function(cm) {
- operation(cm, function() {
- cm.replaceSelection("\n", "end", "+input");
- cm.indentLine(cm.getCursor().line, null, true);
- })();
- },
- toggleOverwrite: function(cm) {cm.toggleOverwrite();}
- };
-
- // STANDARD KEYMAPS
-
- var keyMap = CodeMirror.keyMap = {};
- keyMap.basic = {
- "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown",
- "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown",
- "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore",
- "Tab": "defaultTab", "Shift-Tab": "indentAuto",
- "Enter": "newlineAndIndent", "Insert": "toggleOverwrite"
- };
- // Note that the save and find-related commands aren't defined by
- // default. Unknown commands are simply ignored.
- keyMap.pcDefault = {
- "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo",
- "Ctrl-Home": "goDocStart", "Alt-Up": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Down": "goDocEnd",
- "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd",
- "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find",
- "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll",
- "Ctrl-[": "indentLess", "Ctrl-]": "indentMore",
- fallthrough: "basic"
- };
- keyMap.macDefault = {
- "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo",
- "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft",
- "Alt-Right": "goGroupRight", "Cmd-Left": "goLineStart", "Cmd-Right": "goLineEnd", "Alt-Backspace": "delGroupBefore",
- "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find",
- "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll",
- "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delLineLeft",
- fallthrough: ["basic", "emacsy"]
- };
- keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault;
- keyMap.emacsy = {
- "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown",
- "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
- "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore",
- "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars"
- };
-
- // KEYMAP DISPATCH
-
- function getKeyMap(val) {
- if (typeof val == "string") return keyMap[val];
- else return val;
- }
-
- function lookupKey(name, maps, handle) {
- function lookup(map) {
- map = getKeyMap(map);
- var found = map[name];
- if (found === false) return "stop";
- if (found != null && handle(found)) return true;
- if (map.nofallthrough) return "stop";
-
- var fallthrough = map.fallthrough;
- if (fallthrough == null) return false;
- if (Object.prototype.toString.call(fallthrough) != "[object Array]")
- return lookup(fallthrough);
- for (var i = 0, e = fallthrough.length; i < e; ++i) {
- var done = lookup(fallthrough[i]);
- if (done) return done;
- }
- return false;
- }
-
- for (var i = 0; i < maps.length; ++i) {
- var done = lookup(maps[i]);
- if (done) return done != "stop";
- }
- }
- function isModifierKey(event) {
- var name = keyNames[event.keyCode];
- return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod";
- }
- function keyName(event, noShift) {
- if (opera && event.keyCode == 34 && event["char"]) return false;
- var name = keyNames[event.keyCode];
- if (name == null || event.altGraphKey) return false;
- if (event.altKey) name = "Alt-" + name;
- if (flipCtrlCmd ? event.metaKey : event.ctrlKey) name = "Ctrl-" + name;
- if (flipCtrlCmd ? event.ctrlKey : event.metaKey) name = "Cmd-" + name;
- if (!noShift && event.shiftKey) name = "Shift-" + name;
- return name;
- }
- CodeMirror.lookupKey = lookupKey;
- CodeMirror.isModifierKey = isModifierKey;
- CodeMirror.keyName = keyName;
-
- // FROMTEXTAREA
-
- CodeMirror.fromTextArea = function(textarea, options) {
- if (!options) options = {};
- options.value = textarea.value;
- if (!options.tabindex && textarea.tabindex)
- options.tabindex = textarea.tabindex;
- if (!options.placeholder && textarea.placeholder)
- options.placeholder = textarea.placeholder;
- // Set autofocus to true if this textarea is focused, or if it has
- // autofocus and no other element is focused.
- if (options.autofocus == null) {
- var hasFocus = document.body;
- // doc.activeElement occasionally throws on IE
- try { hasFocus = document.activeElement; } catch(e) {}
- options.autofocus = hasFocus == textarea ||
- textarea.getAttribute("autofocus") != null && hasFocus == document.body;
- }
-
- function save() {textarea.value = cm.getValue();}
- if (textarea.form) {
- on(textarea.form, "submit", save);
- // Deplorable hack to make the submit method do the right thing.
- if (!options.leaveSubmitMethodAlone) {
- var form = textarea.form, realSubmit = form.submit;
- try {
- var wrappedSubmit = form.submit = function() {
- save();
- form.submit = realSubmit;
- form.submit();
- form.submit = wrappedSubmit;
- };
- } catch(e) {}
- }
- }
-
- textarea.style.display = "none";
- var cm = CodeMirror(function(node) {
- textarea.parentNode.insertBefore(node, textarea.nextSibling);
- }, options);
- cm.save = save;
- cm.getTextArea = function() { return textarea; };
- cm.toTextArea = function() {
- save();
- textarea.parentNode.removeChild(cm.getWrapperElement());
- textarea.style.display = "";
- if (textarea.form) {
- off(textarea.form, "submit", save);
- if (typeof textarea.form.submit == "function")
- textarea.form.submit = realSubmit;
- }
- };
- return cm;
- };
-
- // STRING STREAM
-
- // Fed to the mode parsers, provides helper functions to make
- // parsers more succinct.
-
- // The character stream used by a mode's parser.
- function StringStream(string, tabSize) {
- this.pos = this.start = 0;
- this.string = string;
- this.tabSize = tabSize || 8;
- this.lastColumnPos = this.lastColumnValue = 0;
- }
-
- StringStream.prototype = {
- eol: function() {return this.pos >= this.string.length;},
- sol: function() {return this.pos == 0;},
- peek: function() {return this.string.charAt(this.pos) || undefined;},
- next: function() {
- if (this.pos < this.string.length)
- return this.string.charAt(this.pos++);
- },
- eat: function(match) {
- var ch = this.string.charAt(this.pos);
- if (typeof match == "string") var ok = ch == match;
- else var ok = ch && (match.test ? match.test(ch) : match(ch));
- if (ok) {++this.pos; return ch;}
- },
- eatWhile: function(match) {
- var start = this.pos;
- while (this.eat(match)){}
- return this.pos > start;
- },
- eatSpace: function() {
- var start = this.pos;
- while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
- return this.pos > start;
- },
- skipToEnd: function() {this.pos = this.string.length;},
- skipTo: function(ch) {
- var found = this.string.indexOf(ch, this.pos);
- if (found > -1) {this.pos = found; return true;}
- },
- backUp: function(n) {this.pos -= n;},
- column: function() {
- if (this.lastColumnPos < this.start) {
- this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
- this.lastColumnPos = this.start;
- }
- return this.lastColumnValue;
- },
- indentation: function() {return countColumn(this.string, null, this.tabSize);},
- match: function(pattern, consume, caseInsensitive) {
- if (typeof pattern == "string") {
- var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};
- var substr = this.string.substr(this.pos, pattern.length);
- if (cased(substr) == cased(pattern)) {
- if (consume !== false) this.pos += pattern.length;
- return true;
- }
- } else {
- var match = this.string.slice(this.pos).match(pattern);
- if (match && match.index > 0) return null;
- if (match && consume !== false) this.pos += match[0].length;
- return match;
- }
- },
- current: function(){return this.string.slice(this.start, this.pos);}
- };
- CodeMirror.StringStream = StringStream;
-
- // TEXTMARKERS
-
- function TextMarker(doc, type) {
- this.lines = [];
- this.type = type;
- this.doc = doc;
- }
- CodeMirror.TextMarker = TextMarker;
- eventMixin(TextMarker);
-
- TextMarker.prototype.clear = function() {
- if (this.explicitlyCleared) return;
- var cm = this.doc.cm, withOp = cm && !cm.curOp;
- if (withOp) startOperation(cm);
- if (hasHandler(this, "clear")) {
- var found = this.find();
- if (found) signalLater(this, "clear", found.from, found.to);
- }
- var min = null, max = null;
- for (var i = 0; i < this.lines.length; ++i) {
- var line = this.lines[i];
- var span = getMarkedSpanFor(line.markedSpans, this);
- if (span.to != null) max = lineNo(line);
- line.markedSpans = removeMarkedSpan(line.markedSpans, span);
- if (span.from != null)
- min = lineNo(line);
- else if (this.collapsed && !lineIsHidden(this.doc, line) && cm)
- updateLineHeight(line, textHeight(cm.display));
- }
- if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) {
- var visual = visualLine(cm.doc, this.lines[i]), len = lineLength(cm.doc, visual);
- if (len > cm.display.maxLineLength) {
- cm.display.maxLine = visual;
- cm.display.maxLineLength = len;
- cm.display.maxLineChanged = true;
- }
- }
-
- if (min != null && cm) regChange(cm, min, max + 1);
- this.lines.length = 0;
- this.explicitlyCleared = true;
- if (this.atomic && this.doc.cantEdit) {
- this.doc.cantEdit = false;
- if (cm) reCheckSelection(cm);
- }
- if (withOp) endOperation(cm);
- };
-
- TextMarker.prototype.find = function() {
- var from, to;
- for (var i = 0; i < this.lines.length; ++i) {
- var line = this.lines[i];
- var span = getMarkedSpanFor(line.markedSpans, this);
- if (span.from != null || span.to != null) {
- var found = lineNo(line);
- if (span.from != null) from = Pos(found, span.from);
- if (span.to != null) to = Pos(found, span.to);
- }
- }
- if (this.type == "bookmark") return from;
- return from && {from: from, to: to};
- };
-
- TextMarker.prototype.changed = function() {
- var pos = this.find(), cm = this.doc.cm;
- if (!pos || !cm) return;
- if (this.type != "bookmark") pos = pos.from;
- var line = getLine(this.doc, pos.line);
- clearCachedMeasurement(cm, line);
- if (pos.line >= cm.display.showingFrom && pos.line < cm.display.showingTo) {
- for (var node = cm.display.lineDiv.firstChild; node; node = node.nextSibling) if (node.lineObj == line) {
- if (node.offsetHeight != line.height) updateLineHeight(line, node.offsetHeight);
- break;
- }
- runInOp(cm, function() {
- cm.curOp.selectionChanged = cm.curOp.forceUpdate = cm.curOp.updateMaxLine = true;
- });
- }
- };
-
- TextMarker.prototype.attachLine = function(line) {
- if (!this.lines.length && this.doc.cm) {
- var op = this.doc.cm.curOp;
- if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1)
- (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this);
- }
- this.lines.push(line);
- };
- TextMarker.prototype.detachLine = function(line) {
- this.lines.splice(indexOf(this.lines, line), 1);
- if (!this.lines.length && this.doc.cm) {
- var op = this.doc.cm.curOp;
- (op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this);
- }
- };
-
- function markText(doc, from, to, options, type) {
- if (options && options.shared) return markTextShared(doc, from, to, options, type);
- if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type);
-
- var marker = new TextMarker(doc, type);
- if (posLess(to, from) || posEq(from, to) && type == "range" &&
- !(options.inclusiveLeft && options.inclusiveRight))
- return marker;
- if (options) copyObj(options, marker);
- if (marker.replacedWith) {
- marker.collapsed = true;
- marker.replacedWith = elt("span", [marker.replacedWith], "CodeMirror-widget");
- if (!options.handleMouseEvents) marker.replacedWith.ignoreEvents = true;
- }
- if (marker.collapsed) sawCollapsedSpans = true;
-
- if (marker.addToHistory)
- addToHistory(doc, {from: from, to: to, origin: "markText"},
- {head: doc.sel.head, anchor: doc.sel.anchor}, NaN);
-
- var curLine = from.line, size = 0, collapsedAtStart, collapsedAtEnd, cm = doc.cm, updateMaxLine;
- doc.iter(curLine, to.line + 1, function(line) {
- if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(doc, line) == cm.display.maxLine)
- updateMaxLine = true;
- var span = {from: null, to: null, marker: marker};
- size += line.text.length;
- if (curLine == from.line) {span.from = from.ch; size -= from.ch;}
- if (curLine == to.line) {span.to = to.ch; size -= line.text.length - to.ch;}
- if (marker.collapsed) {
- if (curLine == to.line) collapsedAtEnd = collapsedSpanAt(line, to.ch);
- if (curLine == from.line) collapsedAtStart = collapsedSpanAt(line, from.ch);
- else updateLineHeight(line, 0);
- }
- addMarkedSpan(line, span);
- ++curLine;
- });
- if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) {
- if (lineIsHidden(doc, line)) updateLineHeight(line, 0);
- });
-
- if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); });
-
- if (marker.readOnly) {
- sawReadOnlySpans = true;
- if (doc.history.done.length || doc.history.undone.length)
- doc.clearHistory();
- }
- if (marker.collapsed) {
- if (collapsedAtStart != collapsedAtEnd)
- throw new Error("Inserting collapsed marker overlapping an existing one");
- marker.size = size;
- marker.atomic = true;
- }
- if (cm) {
- if (updateMaxLine) cm.curOp.updateMaxLine = true;
- if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.collapsed)
- regChange(cm, from.line, to.line + 1);
- if (marker.atomic) reCheckSelection(cm);
- }
- return marker;
- }
-
- // SHARED TEXTMARKERS
-
- function SharedTextMarker(markers, primary) {
- this.markers = markers;
- this.primary = primary;
- for (var i = 0, me = this; i < markers.length; ++i) {
- markers[i].parent = this;
- on(markers[i], "clear", function(){me.clear();});
- }
- }
- CodeMirror.SharedTextMarker = SharedTextMarker;
- eventMixin(SharedTextMarker);
-
- SharedTextMarker.prototype.clear = function() {
- if (this.explicitlyCleared) return;
- this.explicitlyCleared = true;
- for (var i = 0; i < this.markers.length; ++i)
- this.markers[i].clear();
- signalLater(this, "clear");
- };
- SharedTextMarker.prototype.find = function() {
- return this.primary.find();
- };
-
- function markTextShared(doc, from, to, options, type) {
- options = copyObj(options);
- options.shared = false;
- var markers = [markText(doc, from, to, options, type)], primary = markers[0];
- var widget = options.replacedWith;
- linkedDocs(doc, function(doc) {
- if (widget) options.replacedWith = widget.cloneNode(true);
- markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type));
- for (var i = 0; i < doc.linked.length; ++i)
- if (doc.linked[i].isParent) return;
- primary = lst(markers);
- });
- return new SharedTextMarker(markers, primary);
- }
-
- // TEXTMARKER SPANS
-
- function getMarkedSpanFor(spans, marker) {
- if (spans) for (var i = 0; i < spans.length; ++i) {
- var span = spans[i];
- if (span.marker == marker) return span;
- }
- }
- function removeMarkedSpan(spans, span) {
- for (var r, i = 0; i < spans.length; ++i)
- if (spans[i] != span) (r || (r = [])).push(spans[i]);
- return r;
- }
- function addMarkedSpan(line, span) {
- line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
- span.marker.attachLine(line);
- }
-
- function markedSpansBefore(old, startCh, isInsert) {
- if (old) for (var i = 0, nw; i < old.length; ++i) {
- var span = old[i], marker = span.marker;
- var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
- if (startsBefore ||
- (marker.inclusiveLeft && marker.inclusiveRight || marker.type == "bookmark") &&
- span.from == startCh && (!isInsert || !span.marker.insertLeft)) {
- var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh);
- (nw || (nw = [])).push({from: span.from,
- to: endsAfter ? null : span.to,
- marker: marker});
- }
- }
- return nw;
- }
-
- function markedSpansAfter(old, endCh, isInsert) {
- if (old) for (var i = 0, nw; i < old.length; ++i) {
- var span = old[i], marker = span.marker;
- var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
- if (endsAfter || marker.type == "bookmark" && span.from == endCh && (!isInsert || span.marker.insertLeft)) {
- var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh);
- (nw || (nw = [])).push({from: startsBefore ? null : span.from - endCh,
- to: span.to == null ? null : span.to - endCh,
- marker: marker});
- }
- }
- return nw;
- }
-
- function stretchSpansOverChange(doc, change) {
- var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
- var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
- if (!oldFirst && !oldLast) return null;
-
- var startCh = change.from.ch, endCh = change.to.ch, isInsert = posEq(change.from, change.to);
- // Get the spans that 'stick out' on both sides
- var first = markedSpansBefore(oldFirst, startCh, isInsert);
- var last = markedSpansAfter(oldLast, endCh, isInsert);
-
- // Next, merge those two ends
- var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
- if (first) {
- // Fix up .to properties of first
- for (var i = 0; i < first.length; ++i) {
- var span = first[i];
- if (span.to == null) {
- var found = getMarkedSpanFor(last, span.marker);
- if (!found) span.to = startCh;
- else if (sameLine) span.to = found.to == null ? null : found.to + offset;
- }
- }
- }
- if (last) {
- // Fix up .from in last (or move them into first in case of sameLine)
- for (var i = 0; i < last.length; ++i) {
- var span = last[i];
- if (span.to != null) span.to += offset;
- if (span.from == null) {
- var found = getMarkedSpanFor(first, span.marker);
- if (!found) {
- span.from = offset;
- if (sameLine) (first || (first = [])).push(span);
- }
- } else {
- span.from += offset;
- if (sameLine) (first || (first = [])).push(span);
- }
- }
- }
- if (sameLine && first) {
- // Make sure we didn't create any zero-length spans
- for (var i = 0; i < first.length; ++i)
- if (first[i].from != null && first[i].from == first[i].to && first[i].marker.type != "bookmark")
- first.splice(i--, 1);
- if (!first.length) first = null;
- }
-
- var newMarkers = [first];
- if (!sameLine) {
- // Fill gap with whole-line-spans
- var gap = change.text.length - 2, gapMarkers;
- if (gap > 0 && first)
- for (var i = 0; i < first.length; ++i)
- if (first[i].to == null)
- (gapMarkers || (gapMarkers = [])).push({from: null, to: null, marker: first[i].marker});
- for (var i = 0; i < gap; ++i)
- newMarkers.push(gapMarkers);
- newMarkers.push(last);
- }
- return newMarkers;
- }
-
- function mergeOldSpans(doc, change) {
- var old = getOldSpans(doc, change);
- var stretched = stretchSpansOverChange(doc, change);
- if (!old) return stretched;
- if (!stretched) return old;
-
- for (var i = 0; i < old.length; ++i) {
- var oldCur = old[i], stretchCur = stretched[i];
- if (oldCur && stretchCur) {
- spans: for (var j = 0; j < stretchCur.length; ++j) {
- var span = stretchCur[j];
- for (var k = 0; k < oldCur.length; ++k)
- if (oldCur[k].marker == span.marker) continue spans;
- oldCur.push(span);
- }
- } else if (stretchCur) {
- old[i] = stretchCur;
- }
- }
- return old;
- }
-
- function removeReadOnlyRanges(doc, from, to) {
- var markers = null;
- doc.iter(from.line, to.line + 1, function(line) {
- if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) {
- var mark = line.markedSpans[i].marker;
- if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
- (markers || (markers = [])).push(mark);
- }
- });
- if (!markers) return null;
- var parts = [{from: from, to: to}];
- for (var i = 0; i < markers.length; ++i) {
- var mk = markers[i], m = mk.find();
- for (var j = 0; j < parts.length; ++j) {
- var p = parts[j];
- if (posLess(p.to, m.from) || posLess(m.to, p.from)) continue;
- var newParts = [j, 1];
- if (posLess(p.from, m.from) || !mk.inclusiveLeft && posEq(p.from, m.from))
- newParts.push({from: p.from, to: m.from});
- if (posLess(m.to, p.to) || !mk.inclusiveRight && posEq(p.to, m.to))
- newParts.push({from: m.to, to: p.to});
- parts.splice.apply(parts, newParts);
- j += newParts.length - 1;
- }
- }
- return parts;
- }
-
- function collapsedSpanAt(line, ch) {
- var sps = sawCollapsedSpans && line.markedSpans, found;
- if (sps) for (var sp, i = 0; i < sps.length; ++i) {
- sp = sps[i];
- if (!sp.marker.collapsed) continue;
- if ((sp.from == null || sp.from < ch) &&
- (sp.to == null || sp.to > ch) &&
- (!found || found.width < sp.marker.width))
- found = sp.marker;
- }
- return found;
- }
- function collapsedSpanAtStart(line) { return collapsedSpanAt(line, -1); }
- function collapsedSpanAtEnd(line) { return collapsedSpanAt(line, line.text.length + 1); }
-
- function visualLine(doc, line) {
- var merged;
- while (merged = collapsedSpanAtStart(line))
- line = getLine(doc, merged.find().from.line);
- return line;
- }
-
- function lineIsHidden(doc, line) {
- var sps = sawCollapsedSpans && line.markedSpans;
- if (sps) for (var sp, i = 0; i < sps.length; ++i) {
- sp = sps[i];
- if (!sp.marker.collapsed) continue;
- if (sp.from == null) return true;
- if (sp.marker.replacedWith) continue;
- if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
- return true;
- }
- }
- function lineIsHiddenInner(doc, line, span) {
- if (span.to == null) {
- var end = span.marker.find().to, endLine = getLine(doc, end.line);
- return lineIsHiddenInner(doc, endLine, getMarkedSpanFor(endLine.markedSpans, span.marker));
- }
- if (span.marker.inclusiveRight && span.to == line.text.length)
- return true;
- for (var sp, i = 0; i < line.markedSpans.length; ++i) {
- sp = line.markedSpans[i];
- if (sp.marker.collapsed && !sp.marker.replacedWith && sp.from == span.to &&
- (sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
- lineIsHiddenInner(doc, line, sp)) return true;
- }
- }
-
- function detachMarkedSpans(line) {
- var spans = line.markedSpans;
- if (!spans) return;
- for (var i = 0; i < spans.length; ++i)
- spans[i].marker.detachLine(line);
- line.markedSpans = null;
- }
-
- function attachMarkedSpans(line, spans) {
- if (!spans) return;
- for (var i = 0; i < spans.length; ++i)
- spans[i].marker.attachLine(line);
- line.markedSpans = spans;
- }
-
- // LINE WIDGETS
-
- var LineWidget = CodeMirror.LineWidget = function(cm, node, options) {
- if (options) for (var opt in options) if (options.hasOwnProperty(opt))
- this[opt] = options[opt];
- this.cm = cm;
- this.node = node;
- };
- eventMixin(LineWidget);
- function widgetOperation(f) {
- return function() {
- var withOp = !this.cm.curOp;
- if (withOp) startOperation(this.cm);
- try {var result = f.apply(this, arguments);}
- finally {if (withOp) endOperation(this.cm);}
- return result;
- };
- }
- LineWidget.prototype.clear = widgetOperation(function() {
- var ws = this.line.widgets, no = lineNo(this.line);
- if (no == null || !ws) return;
- for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1);
- if (!ws.length) this.line.widgets = null;
- var aboveVisible = heightAtLine(this.cm, this.line) < this.cm.doc.scrollTop;
- updateLineHeight(this.line, Math.max(0, this.line.height - widgetHeight(this)));
- if (aboveVisible) addToScrollPos(this.cm, 0, -this.height);
- regChange(this.cm, no, no + 1);
- });
- LineWidget.prototype.changed = widgetOperation(function() {
- var oldH = this.height;
- this.height = null;
- var diff = widgetHeight(this) - oldH;
- if (!diff) return;
- updateLineHeight(this.line, this.line.height + diff);
- var no = lineNo(this.line);
- regChange(this.cm, no, no + 1);
- });
-
- function widgetHeight(widget) {
- if (widget.height != null) return widget.height;
- if (!widget.node.parentNode || widget.node.parentNode.nodeType != 1)
- removeChildrenAndAdd(widget.cm.display.measure, elt("div", [widget.node], null, "position: relative"));
- return widget.height = widget.node.offsetHeight;
- }
-
- function addLineWidget(cm, handle, node, options) {
- var widget = new LineWidget(cm, node, options);
- if (widget.noHScroll) cm.display.alignWidgets = true;
- changeLine(cm, handle, function(line) {
- var widgets = line.widgets || (line.widgets = []);
- if (widget.insertAt == null) widgets.push(widget);
- else widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget);
- widget.line = line;
- if (!lineIsHidden(cm.doc, line) || widget.showIfHidden) {
- var aboveVisible = heightAtLine(cm, line) < cm.doc.scrollTop;
- updateLineHeight(line, line.height + widgetHeight(widget));
- if (aboveVisible) addToScrollPos(cm, 0, widget.height);
- }
- return true;
- });
- return widget;
- }
-
- // LINE DATA STRUCTURE
-
- // Line objects. These hold state related to a line, including
- // highlighting info (the styles array).
- var Line = CodeMirror.Line = function(text, markedSpans, estimateHeight) {
- this.text = text;
- attachMarkedSpans(this, markedSpans);
- this.height = estimateHeight ? estimateHeight(this) : 1;
- };
- eventMixin(Line);
- Line.prototype.lineNo = function() { return lineNo(this); };
-
- function updateLine(line, text, markedSpans, estimateHeight) {
- line.text = text;
- if (line.stateAfter) line.stateAfter = null;
- if (line.styles) line.styles = null;
- if (line.order != null) line.order = null;
- detachMarkedSpans(line);
- attachMarkedSpans(line, markedSpans);
- var estHeight = estimateHeight ? estimateHeight(line) : 1;
- if (estHeight != line.height) updateLineHeight(line, estHeight);
- }
-
- function cleanUpLine(line) {
- line.parent = null;
- detachMarkedSpans(line);
- }
-
- // Run the given mode's parser over a line, update the styles
- // array, which contains alternating fragments of text and CSS
- // classes.
- function runMode(cm, text, mode, state, f, forceToEnd) {
- var flattenSpans = mode.flattenSpans;
- if (flattenSpans == null) flattenSpans = cm.options.flattenSpans;
- var curStart = 0, curStyle = null;
- var stream = new StringStream(text, cm.options.tabSize), style;
- if (text == "" && mode.blankLine) mode.blankLine(state);
- while (!stream.eol()) {
- if (stream.pos > cm.options.maxHighlightLength) {
- flattenSpans = false;
- if (forceToEnd) processLine(cm, text, state, stream.pos);
- stream.pos = text.length;
- style = null;
- } else {
- style = mode.token(stream, state);
- }
- if (!flattenSpans || curStyle != style) {
- if (curStart < stream.start) f(stream.start, curStyle);
- curStart = stream.start; curStyle = style;
- }
- stream.start = stream.pos;
- }
- while (curStart < stream.pos) {
- // Webkit seems to refuse to render text nodes longer than 57444 characters
- var pos = Math.min(stream.pos, curStart + 50000);
- f(pos, curStyle);
- curStart = pos;
- }
- }
-
- function highlightLine(cm, line, state, forceToEnd) {
- // A styles array always starts with a number identifying the
- // mode/overlays that it is based on (for easy invalidation).
- var st = [cm.state.modeGen];
- // Compute the base array of styles
- runMode(cm, line.text, cm.doc.mode, state, function(end, style) {
- st.push(end, style);
- }, forceToEnd);
-
- // Run overlays, adjust style array.
- for (var o = 0; o < cm.state.overlays.length; ++o) {
- var overlay = cm.state.overlays[o], i = 1, at = 0;
- runMode(cm, line.text, overlay.mode, true, function(end, style) {
- var start = i;
- // Ensure there's a token end at the current position, and that i points at it
- while (at < end) {
- var i_end = st[i];
- if (i_end > end)
- st.splice(i, 1, end, st[i+1], i_end);
- i += 2;
- at = Math.min(end, i_end);
- }
- if (!style) return;
- if (overlay.opaque) {
- st.splice(start, i - start, end, style);
- i = start + 2;
- } else {
- for (; start < i; start += 2) {
- var cur = st[start+1];
- st[start+1] = cur ? cur + " " + style : style;
- }
- }
- });
- }
-
- return st;
- }
-
- function getLineStyles(cm, line) {
- if (!line.styles || line.styles[0] != cm.state.modeGen)
- line.styles = highlightLine(cm, line, line.stateAfter = getStateBefore(cm, lineNo(line)));
- return line.styles;
- }
-
- // Lightweight form of highlight -- proceed over this line and
- // update state, but don't save a style array.
- function processLine(cm, text, state, startAt) {
- var mode = cm.doc.mode;
- var stream = new StringStream(text, cm.options.tabSize);
- stream.start = stream.pos = startAt || 0;
- if (text == "" && mode.blankLine) mode.blankLine(state);
- while (!stream.eol() && stream.pos <= cm.options.maxHighlightLength) {
- mode.token(stream, state);
- stream.start = stream.pos;
- }
- }
-
- var styleToClassCache = {};
- function interpretTokenStyle(style, builder) {
- if (!style) return null;
- for (;;) {
- var lineClass = style.match(/(?:^|\s)line-(background-)?(\S+)/);
- if (!lineClass) break;
- style = style.slice(0, lineClass.index) + style.slice(lineClass.index + lineClass[0].length);
- var prop = lineClass[1] ? "bgClass" : "textClass";
- if (builder[prop] == null)
- builder[prop] = lineClass[2];
- else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(builder[prop]))
- builder[prop] += " " + lineClass[2];
- }
- return styleToClassCache[style] ||
- (styleToClassCache[style] = "cm-" + style.replace(/ +/g, " cm-"));
- }
-
- function buildLineContent(cm, realLine, measure, copyWidgets) {
- var merged, line = realLine, empty = true;
- while (merged = collapsedSpanAtStart(line))
- line = getLine(cm.doc, merged.find().from.line);
-
- var builder = {pre: elt("pre"), col: 0, pos: 0,
- measure: null, measuredSomething: false, cm: cm,
- copyWidgets: copyWidgets};
-
- do {
- if (line.text) empty = false;
- builder.measure = line == realLine && measure;
- builder.pos = 0;
- builder.addToken = builder.measure ? buildTokenMeasure : buildToken;
- if ((ie || webkit) && cm.getOption("lineWrapping"))
- builder.addToken = buildTokenSplitSpaces(builder.addToken);
- var next = insertLineContent(line, builder, getLineStyles(cm, line));
- if (measure && line == realLine && !builder.measuredSomething) {
- measure[0] = builder.pre.appendChild(zeroWidthElement(cm.display.measure));
- builder.measuredSomething = true;
- }
- if (next) line = getLine(cm.doc, next.to.line);
- } while (next);
-
- if (measure && !builder.measuredSomething && !measure[0])
- measure[0] = builder.pre.appendChild(empty ? elt("span", "\u00a0") : zeroWidthElement(cm.display.measure));
- if (!builder.pre.firstChild && !lineIsHidden(cm.doc, realLine))
- builder.pre.appendChild(document.createTextNode("\u00a0"));
-
- var order;
- // Work around problem with the reported dimensions of single-char
- // direction spans on IE (issue #1129). See also the comment in
- // cursorCoords.
- if (measure && (ie || ie_gt10) && (order = getOrder(line))) {
- var l = order.length - 1;
- if (order[l].from == order[l].to) --l;
- var last = order[l], prev = order[l - 1];
- if (last.from + 1 == last.to && prev && last.level < prev.level) {
- var span = measure[builder.pos - 1];
- if (span) span.parentNode.insertBefore(span.measureRight = zeroWidthElement(cm.display.measure),
- span.nextSibling);
- }
- }
-
- var textClass = builder.textClass ? builder.textClass + " " + (realLine.textClass || "") : realLine.textClass;
- if (textClass) builder.pre.className = textClass;
-
- signal(cm, "renderLine", cm, realLine, builder.pre);
- return builder;
- }
-
- function defaultSpecialCharPlaceholder(ch) {
- var token = elt("span", "\u2022", "cm-invalidchar");
- token.title = "\\u" + ch.charCodeAt(0).toString(16);
- return token;
- }
-
- function buildToken(builder, text, style, startStyle, endStyle, title) {
- if (!text) return;
- var special = builder.cm.options.specialChars;
- if (!special.test(text)) {
- builder.col += text.length;
- var content = document.createTextNode(text);
- } else {
- var content = document.createDocumentFragment(), pos = 0;
- while (true) {
- special.lastIndex = pos;
- var m = special.exec(text);
- var skipped = m ? m.index - pos : text.length - pos;
- if (skipped) {
- content.appendChild(document.createTextNode(text.slice(pos, pos + skipped)));
- builder.col += skipped;
- }
- if (!m) break;
- pos += skipped + 1;
- if (m[0] == "\t") {
- var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize;
- content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab"));
- builder.col += tabWidth;
- } else {
- var token = builder.cm.options.specialCharPlaceholder(m[0]);
- content.appendChild(token);
- builder.col += 1;
- }
- }
- }
- if (style || startStyle || endStyle || builder.measure) {
- var fullStyle = style || "";
- if (startStyle) fullStyle += startStyle;
- if (endStyle) fullStyle += endStyle;
- var token = elt("span", [content], fullStyle);
- if (title) token.title = title;
- return builder.pre.appendChild(token);
- }
- builder.pre.appendChild(content);
- }
-
- function buildTokenMeasure(builder, text, style, startStyle, endStyle) {
- var wrapping = builder.cm.options.lineWrapping;
- for (var i = 0; i < text.length; ++i) {
- var ch = text.charAt(i), start = i == 0;
- if (ch >= "\ud800" && ch < "\udbff" && i < text.length - 1) {
- ch = text.slice(i, i + 2);
- ++i;
- } else if (i && wrapping && spanAffectsWrapping(text, i)) {
- builder.pre.appendChild(elt("wbr"));
- }
- var old = builder.measure[builder.pos];
- var span = builder.measure[builder.pos] =
- buildToken(builder, ch, style,
- start && startStyle, i == text.length - 1 && endStyle);
- if (old) span.leftSide = old.leftSide || old;
- // In IE single-space nodes wrap differently than spaces
- // embedded in larger text nodes, except when set to
- // white-space: normal (issue #1268).
- if (ie && wrapping && ch == " " && i && !/\s/.test(text.charAt(i - 1)) &&
- i < text.length - 1 && !/\s/.test(text.charAt(i + 1)))
- span.style.whiteSpace = "normal";
- builder.pos += ch.length;
- }
- if (text.length) builder.measuredSomething = true;
- }
-
- function buildTokenSplitSpaces(inner) {
- function split(old) {
- var out = " ";
- for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0";
- out += " ";
- return out;
- }
- return function(builder, text, style, startStyle, endStyle, title) {
- return inner(builder, text.replace(/ {3,}/g, split), style, startStyle, endStyle, title);
- };
- }
-
- function buildCollapsedSpan(builder, size, marker, ignoreWidget) {
- var widget = !ignoreWidget && marker.replacedWith;
- if (widget) {
- if (builder.copyWidgets) widget = widget.cloneNode(true);
- builder.pre.appendChild(widget);
- if (builder.measure) {
- if (size) {
- builder.measure[builder.pos] = widget;
- } else {
- var elt = zeroWidthElement(builder.cm.display.measure);
- if (marker.type == "bookmark" && !marker.insertLeft)
- builder.measure[builder.pos] = builder.pre.appendChild(elt);
- else if (builder.measure[builder.pos])
- return;
- else
- builder.measure[builder.pos] = builder.pre.insertBefore(elt, widget);
- }
- builder.measuredSomething = true;
- }
- }
- builder.pos += size;
- }
-
- // Outputs a number of spans to make up a line, taking highlighting
- // and marked text into account.
- function insertLineContent(line, builder, styles) {
- var spans = line.markedSpans, allText = line.text, at = 0;
- if (!spans) {
- for (var i = 1; i < styles.length; i+=2)
- builder.addToken(builder, allText.slice(at, at = styles[i]), interpretTokenStyle(styles[i+1], builder));
- return;
- }
-
- var len = allText.length, pos = 0, i = 1, text = "", style;
- var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed;
- for (;;) {
- if (nextChange == pos) { // Update current marker set
- spanStyle = spanEndStyle = spanStartStyle = title = "";
- collapsed = null; nextChange = Infinity;
- var foundBookmarks = [];
- for (var j = 0; j < spans.length; ++j) {
- var sp = spans[j], m = sp.marker;
- if (sp.from <= pos && (sp.to == null || sp.to > pos)) {
- if (sp.to != null && nextChange > sp.to) { nextChange = sp.to; spanEndStyle = ""; }
- if (m.className) spanStyle += " " + m.className;
- if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle;
- if (m.endStyle && sp.to == nextChange) spanEndStyle += " " + m.endStyle;
- if (m.title && !title) title = m.title;
- if (m.collapsed && (!collapsed || collapsed.marker.size < m.size))
- collapsed = sp;
- } else if (sp.from > pos && nextChange > sp.from) {
- nextChange = sp.from;
- }
- if (m.type == "bookmark" && sp.from == pos && m.replacedWith) foundBookmarks.push(m);
- }
- if (collapsed && (collapsed.from || 0) == pos) {
- buildCollapsedSpan(builder, (collapsed.to == null ? len : collapsed.to) - pos,
- collapsed.marker, collapsed.from == null);
- if (collapsed.to == null) return collapsed.marker.find();
- }
- if (!collapsed && foundBookmarks.length) for (var j = 0; j < foundBookmarks.length; ++j)
- buildCollapsedSpan(builder, 0, foundBookmarks[j]);
- }
- if (pos >= len) break;
-
- var upto = Math.min(len, nextChange);
- while (true) {
- if (text) {
- var end = pos + text.length;
- if (!collapsed) {
- var tokenText = end > upto ? text.slice(0, upto - pos) : text;
- builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle,
- spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title);
- }
- if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;}
- pos = end;
- spanStartStyle = "";
- }
- text = allText.slice(at, at = styles[i++]);
- style = interpretTokenStyle(styles[i++], builder);
- }
- }
- }
-
- // DOCUMENT DATA STRUCTURE
-
- function updateDoc(doc, change, markedSpans, selAfter, estimateHeight) {
- function spansFor(n) {return markedSpans ? markedSpans[n] : null;}
- function update(line, text, spans) {
- updateLine(line, text, spans, estimateHeight);
- signalLater(line, "change", line, change);
- }
-
- var from = change.from, to = change.to, text = change.text;
- var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line);
- var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line;
-
- // First adjust the line structure
- if (from.ch == 0 && to.ch == 0 && lastText == "" &&
- (!doc.cm || doc.cm.options.wholeLineUpdateBefore)) {
- // This is a whole-line replace. Treated specially to make
- // sure line objects move the way they are supposed to.
- for (var i = 0, e = text.length - 1, added = []; i < e; ++i)
- added.push(new Line(text[i], spansFor(i), estimateHeight));
- update(lastLine, lastLine.text, lastSpans);
- if (nlines) doc.remove(from.line, nlines);
- if (added.length) doc.insert(from.line, added);
- } else if (firstLine == lastLine) {
- if (text.length == 1) {
- update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans);
- } else {
- for (var added = [], i = 1, e = text.length - 1; i < e; ++i)
- added.push(new Line(text[i], spansFor(i), estimateHeight));
- added.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight));
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
- doc.insert(from.line + 1, added);
- }
- } else if (text.length == 1) {
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0));
- doc.remove(from.line + 1, nlines);
- } else {
- update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
- update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans);
- for (var i = 1, e = text.length - 1, added = []; i < e; ++i)
- added.push(new Line(text[i], spansFor(i), estimateHeight));
- if (nlines > 1) doc.remove(from.line + 1, nlines - 1);
- doc.insert(from.line + 1, added);
- }
-
- signalLater(doc, "change", doc, change);
- setSelection(doc, selAfter.anchor, selAfter.head, null, true);
- }
-
- function LeafChunk(lines) {
- this.lines = lines;
- this.parent = null;
- for (var i = 0, e = lines.length, height = 0; i < e; ++i) {
- lines[i].parent = this;
- height += lines[i].height;
- }
- this.height = height;
- }
-
- LeafChunk.prototype = {
- chunkSize: function() { return this.lines.length; },
- removeInner: function(at, n) {
- for (var i = at, e = at + n; i < e; ++i) {
- var line = this.lines[i];
- this.height -= line.height;
- cleanUpLine(line);
- signalLater(line, "delete");
- }
- this.lines.splice(at, n);
- },
- collapse: function(lines) {
- lines.splice.apply(lines, [lines.length, 0].concat(this.lines));
- },
- insertInner: function(at, lines, height) {
- this.height += height;
- this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at));
- for (var i = 0, e = lines.length; i < e; ++i) lines[i].parent = this;
- },
- iterN: function(at, n, op) {
- for (var e = at + n; at < e; ++at)
- if (op(this.lines[at])) return true;
- }
- };
-
- function BranchChunk(children) {
- this.children = children;
- var size = 0, height = 0;
- for (var i = 0, e = children.length; i < e; ++i) {
- var ch = children[i];
- size += ch.chunkSize(); height += ch.height;
- ch.parent = this;
- }
- this.size = size;
- this.height = height;
- this.parent = null;
- }
-
- BranchChunk.prototype = {
- chunkSize: function() { return this.size; },
- removeInner: function(at, n) {
- this.size -= n;
- for (var i = 0; i < this.children.length; ++i) {
- var child = this.children[i], sz = child.chunkSize();
- if (at < sz) {
- var rm = Math.min(n, sz - at), oldHeight = child.height;
- child.removeInner(at, rm);
- this.height -= oldHeight - child.height;
- if (sz == rm) { this.children.splice(i--, 1); child.parent = null; }
- if ((n -= rm) == 0) break;
- at = 0;
- } else at -= sz;
- }
- if (this.size - n < 25) {
- var lines = [];
- this.collapse(lines);
- this.children = [new LeafChunk(lines)];
- this.children[0].parent = this;
- }
- },
- collapse: function(lines) {
- for (var i = 0, e = this.children.length; i < e; ++i) this.children[i].collapse(lines);
- },
- insertInner: function(at, lines, height) {
- this.size += lines.length;
- this.height += height;
- for (var i = 0, e = this.children.length; i < e; ++i) {
- var child = this.children[i], sz = child.chunkSize();
- if (at <= sz) {
- child.insertInner(at, lines, height);
- if (child.lines && child.lines.length > 50) {
- while (child.lines.length > 50) {
- var spilled = child.lines.splice(child.lines.length - 25, 25);
- var newleaf = new LeafChunk(spilled);
- child.height -= newleaf.height;
- this.children.splice(i + 1, 0, newleaf);
- newleaf.parent = this;
- }
- this.maybeSpill();
- }
- break;
- }
- at -= sz;
- }
- },
- maybeSpill: function() {
- if (this.children.length <= 10) return;
- var me = this;
- do {
- var spilled = me.children.splice(me.children.length - 5, 5);
- var sibling = new BranchChunk(spilled);
- if (!me.parent) { // Become the parent node
- var copy = new BranchChunk(me.children);
- copy.parent = me;
- me.children = [copy, sibling];
- me = copy;
- } else {
- me.size -= sibling.size;
- me.height -= sibling.height;
- var myIndex = indexOf(me.parent.children, me);
- me.parent.children.splice(myIndex + 1, 0, sibling);
- }
- sibling.parent = me.parent;
- } while (me.children.length > 10);
- me.parent.maybeSpill();
- },
- iterN: function(at, n, op) {
- for (var i = 0, e = this.children.length; i < e; ++i) {
- var child = this.children[i], sz = child.chunkSize();
- if (at < sz) {
- var used = Math.min(n, sz - at);
- if (child.iterN(at, used, op)) return true;
- if ((n -= used) == 0) break;
- at = 0;
- } else at -= sz;
- }
- }
- };
-
- var nextDocId = 0;
- var Doc = CodeMirror.Doc = function(text, mode, firstLine) {
- if (!(this instanceof Doc)) return new Doc(text, mode, firstLine);
- if (firstLine == null) firstLine = 0;
-
- BranchChunk.call(this, [new LeafChunk([new Line("", null)])]);
- this.first = firstLine;
- this.scrollTop = this.scrollLeft = 0;
- this.cantEdit = false;
- this.history = makeHistory();
- this.cleanGeneration = 1;
- this.frontier = firstLine;
- var start = Pos(firstLine, 0);
- this.sel = {from: start, to: start, head: start, anchor: start, shift: false, extend: false, goalColumn: null};
- this.id = ++nextDocId;
- this.modeOption = mode;
-
- if (typeof text == "string") text = splitLines(text);
- updateDoc(this, {from: start, to: start, text: text}, null, {head: start, anchor: start});
- };
-
- Doc.prototype = createObj(BranchChunk.prototype, {
- constructor: Doc,
- iter: function(from, to, op) {
- if (op) this.iterN(from - this.first, to - from, op);
- else this.iterN(this.first, this.first + this.size, from);
- },
-
- insert: function(at, lines) {
- var height = 0;
- for (var i = 0, e = lines.length; i < e; ++i) height += lines[i].height;
- this.insertInner(at - this.first, lines, height);
- },
- remove: function(at, n) { this.removeInner(at - this.first, n); },
-
- getValue: function(lineSep) {
- var lines = getLines(this, this.first, this.first + this.size);
- if (lineSep === false) return lines;
- return lines.join(lineSep || "\n");
- },
- setValue: function(code) {
- var top = Pos(this.first, 0), last = this.first + this.size - 1;
- makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length),
- text: splitLines(code), origin: "setValue"},
- {head: top, anchor: top}, true);
- },
- replaceRange: function(code, from, to, origin) {
- from = clipPos(this, from);
- to = to ? clipPos(this, to) : from;
- replaceRange(this, code, from, to, origin);
- },
- getRange: function(from, to, lineSep) {
- var lines = getBetween(this, clipPos(this, from), clipPos(this, to));
- if (lineSep === false) return lines;
- return lines.join(lineSep || "\n");
- },
-
- getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;},
- setLine: function(line, text) {
- if (isLine(this, line))
- replaceRange(this, text, Pos(line, 0), clipPos(this, Pos(line)));
- },
- removeLine: function(line) {
- if (line) replaceRange(this, "", clipPos(this, Pos(line - 1)), clipPos(this, Pos(line)));
- else replaceRange(this, "", Pos(0, 0), clipPos(this, Pos(1, 0)));
- },
-
- getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);},
- getLineNumber: function(line) {return lineNo(line);},
-
- getLineHandleVisualStart: function(line) {
- if (typeof line == "number") line = getLine(this, line);
- return visualLine(this, line);
- },
-
- lineCount: function() {return this.size;},
- firstLine: function() {return this.first;},
- lastLine: function() {return this.first + this.size - 1;},
-
- clipPos: function(pos) {return clipPos(this, pos);},
-
- getCursor: function(start) {
- var sel = this.sel, pos;
- if (start == null || start == "head") pos = sel.head;
- else if (start == "anchor") pos = sel.anchor;
- else if (start == "end" || start === false) pos = sel.to;
- else pos = sel.from;
- return copyPos(pos);
- },
- somethingSelected: function() {return !posEq(this.sel.head, this.sel.anchor);},
-
- setCursor: docOperation(function(line, ch, extend) {
- var pos = clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line);
- if (extend) extendSelection(this, pos);
- else setSelection(this, pos, pos);
- }),
- setSelection: docOperation(function(anchor, head, bias) {
- setSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), bias);
- }),
- extendSelection: docOperation(function(from, to, bias) {
- extendSelection(this, clipPos(this, from), to && clipPos(this, to), bias);
- }),
-
- getSelection: function(lineSep) {return this.getRange(this.sel.from, this.sel.to, lineSep);},
- replaceSelection: function(code, collapse, origin) {
- makeChange(this, {from: this.sel.from, to: this.sel.to, text: splitLines(code), origin: origin}, collapse || "around");
- },
- undo: docOperation(function() {makeChangeFromHistory(this, "undo");}),
- redo: docOperation(function() {makeChangeFromHistory(this, "redo");}),
-
- setExtending: function(val) {this.sel.extend = val;},
-
- historySize: function() {
- var hist = this.history;
- return {undo: hist.done.length, redo: hist.undone.length};
- },
- clearHistory: function() {this.history = makeHistory(this.history.maxGeneration);},
-
- markClean: function() {
- this.cleanGeneration = this.changeGeneration();
- },
- changeGeneration: function() {
- this.history.lastOp = this.history.lastOrigin = null;
- return this.history.generation;
- },
- isClean: function (gen) {
- return this.history.generation == (gen || this.cleanGeneration);
- },
-
- getHistory: function() {
- return {done: copyHistoryArray(this.history.done),
- undone: copyHistoryArray(this.history.undone)};
- },
- setHistory: function(histData) {
- var hist = this.history = makeHistory(this.history.maxGeneration);
- hist.done = histData.done.slice(0);
- hist.undone = histData.undone.slice(0);
- },
-
- markText: function(from, to, options) {
- return markText(this, clipPos(this, from), clipPos(this, to), options, "range");
- },
- setBookmark: function(pos, options) {
- var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options),
- insertLeft: options && options.insertLeft};
- pos = clipPos(this, pos);
- return markText(this, pos, pos, realOpts, "bookmark");
- },
- findMarksAt: function(pos) {
- pos = clipPos(this, pos);
- var markers = [], spans = getLine(this, pos.line).markedSpans;
- if (spans) for (var i = 0; i < spans.length; ++i) {
- var span = spans[i];
- if ((span.from == null || span.from <= pos.ch) &&
- (span.to == null || span.to >= pos.ch))
- markers.push(span.marker.parent || span.marker);
- }
- return markers;
- },
- getAllMarks: function() {
- var markers = [];
- this.iter(function(line) {
- var sps = line.markedSpans;
- if (sps) for (var i = 0; i < sps.length; ++i)
- if (sps[i].from != null) markers.push(sps[i].marker);
- });
- return markers;
- },
-
- posFromIndex: function(off) {
- var ch, lineNo = this.first;
- this.iter(function(line) {
- var sz = line.text.length + 1;
- if (sz > off) { ch = off; return true; }
- off -= sz;
- ++lineNo;
- });
- return clipPos(this, Pos(lineNo, ch));
- },
- indexFromPos: function (coords) {
- coords = clipPos(this, coords);
- var index = coords.ch;
- if (coords.line < this.first || coords.ch < 0) return 0;
- this.iter(this.first, coords.line, function (line) {
- index += line.text.length + 1;
- });
- return index;
- },
-
- copy: function(copyHistory) {
- var doc = new Doc(getLines(this, this.first, this.first + this.size), this.modeOption, this.first);
- doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft;
- doc.sel = {from: this.sel.from, to: this.sel.to, head: this.sel.head, anchor: this.sel.anchor,
- shift: this.sel.shift, extend: false, goalColumn: this.sel.goalColumn};
- if (copyHistory) {
- doc.history.undoDepth = this.history.undoDepth;
- doc.setHistory(this.getHistory());
- }
- return doc;
- },
-
- linkedDoc: function(options) {
- if (!options) options = {};
- var from = this.first, to = this.first + this.size;
- if (options.from != null && options.from > from) from = options.from;
- if (options.to != null && options.to < to) to = options.to;
- var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from);
- if (options.sharedHist) copy.history = this.history;
- (this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist});
- copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}];
- return copy;
- },
- unlinkDoc: function(other) {
- if (other instanceof CodeMirror) other = other.doc;
- if (this.linked) for (var i = 0; i < this.linked.length; ++i) {
- var link = this.linked[i];
- if (link.doc != other) continue;
- this.linked.splice(i, 1);
- other.unlinkDoc(this);
- break;
- }
- // If the histories were shared, split them again
- if (other.history == this.history) {
- var splitIds = [other.id];
- linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true);
- other.history = makeHistory();
- other.history.done = copyHistoryArray(this.history.done, splitIds);
- other.history.undone = copyHistoryArray(this.history.undone, splitIds);
- }
- },
- iterLinkedDocs: function(f) {linkedDocs(this, f);},
-
- getMode: function() {return this.mode;},
- getEditor: function() {return this.cm;}
- });
-
- Doc.prototype.eachLine = Doc.prototype.iter;
-
- // The Doc methods that should be available on CodeMirror instances
- var dontDelegate = "iter insert remove copy getEditor".split(" ");
- for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0)
- CodeMirror.prototype[prop] = (function(method) {
- return function() {return method.apply(this.doc, arguments);};
- })(Doc.prototype[prop]);
-
- eventMixin(Doc);
-
- function linkedDocs(doc, f, sharedHistOnly) {
- function propagate(doc, skip, sharedHist) {
- if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) {
- var rel = doc.linked[i];
- if (rel.doc == skip) continue;
- var shared = sharedHist && rel.sharedHist;
- if (sharedHistOnly && !shared) continue;
- f(rel.doc, shared);
- propagate(rel.doc, doc, shared);
- }
- }
- propagate(doc, null, true);
- }
-
- function attachDoc(cm, doc) {
- if (doc.cm) throw new Error("This document is already in use.");
- cm.doc = doc;
- doc.cm = cm;
- estimateLineHeights(cm);
- loadMode(cm);
- if (!cm.options.lineWrapping) computeMaxLength(cm);
- cm.options.mode = doc.modeOption;
- regChange(cm);
- }
-
- // LINE UTILITIES
-
- function getLine(chunk, n) {
- n -= chunk.first;
- while (!chunk.lines) {
- for (var i = 0;; ++i) {
- var child = chunk.children[i], sz = child.chunkSize();
- if (n < sz) { chunk = child; break; }
- n -= sz;
- }
- }
- return chunk.lines[n];
- }
-
- function getBetween(doc, start, end) {
- var out = [], n = start.line;
- doc.iter(start.line, end.line + 1, function(line) {
- var text = line.text;
- if (n == end.line) text = text.slice(0, end.ch);
- if (n == start.line) text = text.slice(start.ch);
- out.push(text);
- ++n;
- });
- return out;
- }
- function getLines(doc, from, to) {
- var out = [];
- doc.iter(from, to, function(line) { out.push(line.text); });
- return out;
- }
-
- function updateLineHeight(line, height) {
- var diff = height - line.height;
- for (var n = line; n; n = n.parent) n.height += diff;
- }
-
- function lineNo(line) {
- if (line.parent == null) return null;
- var cur = line.parent, no = indexOf(cur.lines, line);
- for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
- for (var i = 0;; ++i) {
- if (chunk.children[i] == cur) break;
- no += chunk.children[i].chunkSize();
- }
- }
- return no + cur.first;
- }
-
- function lineAtHeight(chunk, h) {
- var n = chunk.first;
- outer: do {
- for (var i = 0, e = chunk.children.length; i < e; ++i) {
- var child = chunk.children[i], ch = child.height;
- if (h < ch) { chunk = child; continue outer; }
- h -= ch;
- n += child.chunkSize();
- }
- return n;
- } while (!chunk.lines);
- for (var i = 0, e = chunk.lines.length; i < e; ++i) {
- var line = chunk.lines[i], lh = line.height;
- if (h < lh) break;
- h -= lh;
- }
- return n + i;
- }
-
- function heightAtLine(cm, lineObj) {
- lineObj = visualLine(cm.doc, lineObj);
-
- var h = 0, chunk = lineObj.parent;
- for (var i = 0; i < chunk.lines.length; ++i) {
- var line = chunk.lines[i];
- if (line == lineObj) break;
- else h += line.height;
- }
- for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
- for (var i = 0; i < p.children.length; ++i) {
- var cur = p.children[i];
- if (cur == chunk) break;
- else h += cur.height;
- }
- }
- return h;
- }
-
- function getOrder(line) {
- var order = line.order;
- if (order == null) order = line.order = bidiOrdering(line.text);
- return order;
- }
-
- // HISTORY
-
- function makeHistory(startGen) {
- return {
- // Arrays of history events. Doing something adds an event to
- // done and clears undo. Undoing moves events from done to
- // undone, redoing moves them in the other direction.
- done: [], undone: [], undoDepth: Infinity,
- // Used to track when changes can be merged into a single undo
- // event
- lastTime: 0, lastOp: null, lastOrigin: null,
- // Used by the isClean() method
- generation: startGen || 1, maxGeneration: startGen || 1
- };
- }
-
- function attachLocalSpans(doc, change, from, to) {
- var existing = change["spans_" + doc.id], n = 0;
- doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) {
- if (line.markedSpans)
- (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans;
- ++n;
- });
- }
-
- function historyChangeFromChange(doc, change) {
- var from = { line: change.from.line, ch: change.from.ch };
- var histChange = {from: from, to: changeEnd(change), text: getBetween(doc, change.from, change.to)};
- attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);
- linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true);
- return histChange;
- }
-
- function addToHistory(doc, change, selAfter, opId) {
- var hist = doc.history;
- hist.undone.length = 0;
- var time = +new Date, cur = lst(hist.done);
-
- if (cur &&
- (hist.lastOp == opId ||
- hist.lastOrigin == change.origin && change.origin &&
- ((change.origin.charAt(0) == "+" && doc.cm && hist.lastTime > time - doc.cm.options.historyEventDelay) ||
- change.origin.charAt(0) == "*"))) {
- // Merge this change into the last event
- var last = lst(cur.changes);
- if (posEq(change.from, change.to) && posEq(change.from, last.to)) {
- // Optimized case for simple insertion -- don't want to add
- // new changesets for every character typed
- last.to = changeEnd(change);
- } else {
- // Add new sub-event
- cur.changes.push(historyChangeFromChange(doc, change));
- }
- cur.anchorAfter = selAfter.anchor; cur.headAfter = selAfter.head;
- } else {
- // Can not be merged, start a new event.
- cur = {changes: [historyChangeFromChange(doc, change)],
- generation: hist.generation,
- anchorBefore: doc.sel.anchor, headBefore: doc.sel.head,
- anchorAfter: selAfter.anchor, headAfter: selAfter.head};
- hist.done.push(cur);
- hist.generation = ++hist.maxGeneration;
- while (hist.done.length > hist.undoDepth)
- hist.done.shift();
- }
- hist.lastTime = time;
- hist.lastOp = opId;
- hist.lastOrigin = change.origin;
- }
-
- function removeClearedSpans(spans) {
- if (!spans) return null;
- for (var i = 0, out; i < spans.length; ++i) {
- if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); }
- else if (out) out.push(spans[i]);
- }
- return !out ? spans : out.length ? out : null;
- }
-
- function getOldSpans(doc, change) {
- var found = change["spans_" + doc.id];
- if (!found) return null;
- for (var i = 0, nw = []; i < change.text.length; ++i)
- nw.push(removeClearedSpans(found[i]));
- return nw;
- }
-
- // Used both to provide a JSON-safe object in .getHistory, and, when
- // detaching a document, to split the history in two
- function copyHistoryArray(events, newGroup) {
- for (var i = 0, copy = []; i < events.length; ++i) {
- var event = events[i], changes = event.changes, newChanges = [];
- copy.push({changes: newChanges, anchorBefore: event.anchorBefore, headBefore: event.headBefore,
- anchorAfter: event.anchorAfter, headAfter: event.headAfter});
- for (var j = 0; j < changes.length; ++j) {
- var change = changes[j], m;
- newChanges.push({from: change.from, to: change.to, text: change.text});
- if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) {
- if (indexOf(newGroup, Number(m[1])) > -1) {
- lst(newChanges)[prop] = change[prop];
- delete change[prop];
- }
- }
- }
- }
- return copy;
- }
-
- // Rebasing/resetting history to deal with externally-sourced changes
-
- function rebaseHistSel(pos, from, to, diff) {
- if (to < pos.line) {
- pos.line += diff;
- } else if (from < pos.line) {
- pos.line = from;
- pos.ch = 0;
- }
- }
-
- // Tries to rebase an array of history events given a change in the
- // document. If the change touches the same lines as the event, the
- // event, and everything 'behind' it, is discarded. If the change is
- // before the event, the event's positions are updated. Uses a
- // copy-on-write scheme for the positions, to avoid having to
- // reallocate them all on every rebase, but also avoid problems with
- // shared position objects being unsafely updated.
- function rebaseHistArray(array, from, to, diff) {
- for (var i = 0; i < array.length; ++i) {
- var sub = array[i], ok = true;
- for (var j = 0; j < sub.changes.length; ++j) {
- var cur = sub.changes[j];
- if (!sub.copied) { cur.from = copyPos(cur.from); cur.to = copyPos(cur.to); }
- if (to < cur.from.line) {
- cur.from.line += diff;
- cur.to.line += diff;
- } else if (from <= cur.to.line) {
- ok = false;
- break;
- }
- }
- if (!sub.copied) {
- sub.anchorBefore = copyPos(sub.anchorBefore); sub.headBefore = copyPos(sub.headBefore);
- sub.anchorAfter = copyPos(sub.anchorAfter); sub.readAfter = copyPos(sub.headAfter);
- sub.copied = true;
- }
- if (!ok) {
- array.splice(0, i + 1);
- i = 0;
- } else {
- rebaseHistSel(sub.anchorBefore); rebaseHistSel(sub.headBefore);
- rebaseHistSel(sub.anchorAfter); rebaseHistSel(sub.headAfter);
- }
- }
- }
-
- function rebaseHist(hist, change) {
- var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1;
- rebaseHistArray(hist.done, from, to, diff);
- rebaseHistArray(hist.undone, from, to, diff);
- }
-
- // EVENT OPERATORS
-
- function stopMethod() {e_stop(this);}
- // Ensure an event has a stop method.
- function addStop(event) {
- if (!event.stop) event.stop = stopMethod;
- return event;
- }
-
- function e_preventDefault(e) {
- if (e.preventDefault) e.preventDefault();
- else e.returnValue = false;
- }
- function e_stopPropagation(e) {
- if (e.stopPropagation) e.stopPropagation();
- else e.cancelBubble = true;
- }
- function e_defaultPrevented(e) {
- return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false;
- }
- function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);}
- CodeMirror.e_stop = e_stop;
- CodeMirror.e_preventDefault = e_preventDefault;
- CodeMirror.e_stopPropagation = e_stopPropagation;
-
- function e_target(e) {return e.target || e.srcElement;}
- function e_button(e) {
- var b = e.which;
- if (b == null) {
- if (e.button & 1) b = 1;
- else if (e.button & 2) b = 3;
- else if (e.button & 4) b = 2;
- }
- if (mac && e.ctrlKey && b == 1) b = 3;
- return b;
- }
-
- // EVENT HANDLING
-
- function on(emitter, type, f) {
- if (emitter.addEventListener)
- emitter.addEventListener(type, f, false);
- else if (emitter.attachEvent)
- emitter.attachEvent("on" + type, f);
- else {
- var map = emitter._handlers || (emitter._handlers = {});
- var arr = map[type] || (map[type] = []);
- arr.push(f);
- }
- }
-
- function off(emitter, type, f) {
- if (emitter.removeEventListener)
- emitter.removeEventListener(type, f, false);
- else if (emitter.detachEvent)
- emitter.detachEvent("on" + type, f);
- else {
- var arr = emitter._handlers && emitter._handlers[type];
- if (!arr) return;
- for (var i = 0; i < arr.length; ++i)
- if (arr[i] == f) { arr.splice(i, 1); break; }
- }
- }
-
- function signal(emitter, type /*, values...*/) {
- var arr = emitter._handlers && emitter._handlers[type];
- if (!arr) return;
- var args = Array.prototype.slice.call(arguments, 2);
- for (var i = 0; i < arr.length; ++i) arr[i].apply(null, args);
- }
-
- var delayedCallbacks, delayedCallbackDepth = 0;
- function signalLater(emitter, type /*, values...*/) {
- var arr = emitter._handlers && emitter._handlers[type];
- if (!arr) return;
- var args = Array.prototype.slice.call(arguments, 2);
- if (!delayedCallbacks) {
- ++delayedCallbackDepth;
- delayedCallbacks = [];
- setTimeout(fireDelayed, 0);
- }
- function bnd(f) {return function(){f.apply(null, args);};};
- for (var i = 0; i < arr.length; ++i)
- delayedCallbacks.push(bnd(arr[i]));
- }
-
- function signalDOMEvent(cm, e, override) {
- signal(cm, override || e.type, cm, e);
- return e_defaultPrevented(e) || e.codemirrorIgnore;
- }
-
- function fireDelayed() {
- --delayedCallbackDepth;
- var delayed = delayedCallbacks;
- delayedCallbacks = null;
- for (var i = 0; i < delayed.length; ++i) delayed[i]();
- }
-
- function hasHandler(emitter, type) {
- var arr = emitter._handlers && emitter._handlers[type];
- return arr && arr.length > 0;
- }
-
- CodeMirror.on = on; CodeMirror.off = off; CodeMirror.signal = signal;
-
- function eventMixin(ctor) {
- ctor.prototype.on = function(type, f) {on(this, type, f);};
- ctor.prototype.off = function(type, f) {off(this, type, f);};
- }
-
- // MISC UTILITIES
-
- // Number of pixels added to scroller and sizer to hide scrollbar
- var scrollerCutOff = 30;
-
- // Returned or thrown by various protocols to signal 'I'm not
- // handling this'.
- var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}};
-
- function Delayed() {this.id = null;}
- Delayed.prototype = {set: function(ms, f) {clearTimeout(this.id); this.id = setTimeout(f, ms);}};
-
- // Counts the column offset in a string, taking tabs into account.
- // Used mostly to find indentation.
- function countColumn(string, end, tabSize, startIndex, startValue) {
- if (end == null) {
- end = string.search(/[^\s\u00a0]/);
- if (end == -1) end = string.length;
- }
- for (var i = startIndex || 0, n = startValue || 0; i < end; ++i) {
- if (string.charAt(i) == "\t") n += tabSize - (n % tabSize);
- else ++n;
- }
- return n;
- }
- CodeMirror.countColumn = countColumn;
-
- var spaceStrs = [""];
- function spaceStr(n) {
- while (spaceStrs.length <= n)
- spaceStrs.push(lst(spaceStrs) + " ");
- return spaceStrs[n];
- }
-
- function lst(arr) { return arr[arr.length-1]; }
-
- function selectInput(node) {
- if (ios) { // Mobile Safari apparently has a bug where select() is broken.
- node.selectionStart = 0;
- node.selectionEnd = node.value.length;
- } else {
- // Suppress mysterious IE10 errors
- try { node.select(); }
- catch(_e) {}
- }
- }
-
- function indexOf(collection, elt) {
- if (collection.indexOf) return collection.indexOf(elt);
- for (var i = 0, e = collection.length; i < e; ++i)
- if (collection[i] == elt) return i;
- return -1;
- }
-
- function createObj(base, props) {
- function Obj() {}
- Obj.prototype = base;
- var inst = new Obj();
- if (props) copyObj(props, inst);
- return inst;
- }
-
- function copyObj(obj, target) {
- if (!target) target = {};
- for (var prop in obj) if (obj.hasOwnProperty(prop)) target[prop] = obj[prop];
- return target;
- }
-
- function emptyArray(size) {
- for (var a = [], i = 0; i < size; ++i) a.push(undefined);
- return a;
- }
-
- function bind(f) {
- var args = Array.prototype.slice.call(arguments, 1);
- return function(){return f.apply(null, args);};
- }
-
- var nonASCIISingleCaseWordChar = /[\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
- function isWordChar(ch) {
- return /\w/.test(ch) || ch > "\x80" &&
- (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch));
- }
-
- function isEmpty(obj) {
- for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false;
- return true;
- }
-
- var isExtendingChar = /[\u0300-\u036F\u0483-\u0487\u0488-\u0489\u0591-\u05BD\u05BF\u05C1-\u05C2\u05C4-\u05C5\u05C7\u0610-\u061A\u064B-\u065F\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7-\u06E8\u06EA-\u06ED\uA66F\u1DC0–\u1DFF\u20D0–\u20FF\uA670-\uA672\uA674-\uA67D\uA69F\udc00-\udfff\uFE20–\uFE2F]/;
-
- // DOM UTILITIES
-
- function elt(tag, content, className, style) {
- var e = document.createElement(tag);
- if (className) e.className = className;
- if (style) e.style.cssText = style;
- if (typeof content == "string") setTextContent(e, content);
- else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]);
- return e;
- }
-
- function removeChildren(e) {
- for (var count = e.childNodes.length; count > 0; --count)
- e.removeChild(e.firstChild);
- return e;
- }
-
- function removeChildrenAndAdd(parent, e) {
- return removeChildren(parent).appendChild(e);
- }
-
- function setTextContent(e, str) {
- if (ie_lt9) {
- e.innerHTML = "";
- e.appendChild(document.createTextNode(str));
- } else e.textContent = str;
- }
-
- function getRect(node) {
- return node.getBoundingClientRect();
- }
- CodeMirror.replaceGetRect = function(f) { getRect = f; };
-
- // FEATURE DETECTION
-
- // Detect drag-and-drop
- var dragAndDrop = function() {
- // There is *some* kind of drag-and-drop support in IE6-8, but I
- // couldn't get it to work yet.
- if (ie_lt9) return false;
- var div = elt('div');
- return "draggable" in div || "dragDrop" in div;
- }();
-
- // For a reason I have yet to figure out, some browsers disallow
- // word wrapping between certain characters *only* if a new inline
- // element is started between them. This makes it hard to reliably
- // measure the position of things, since that requires inserting an
- // extra span. This terribly fragile set of tests matches the
- // character combinations that suffer from this phenomenon on the
- // various browsers.
- function spanAffectsWrapping() { return false; }
- if (gecko) // Only for "$'"
- spanAffectsWrapping = function(str, i) {
- return str.charCodeAt(i - 1) == 36 && str.charCodeAt(i) == 39;
- };
- else if (safari && !/Version\/([6-9]|\d\d)\b/.test(navigator.userAgent))
- spanAffectsWrapping = function(str, i) {
- return /\-[^ \-?]|\?[^ !\'\"\),.\-\/:;\?\]\}]/.test(str.slice(i - 1, i + 1));
- };
- else if (webkit && /Chrome\/(?:29|[3-9]\d|\d\d\d)\./.test(navigator.userAgent))
- spanAffectsWrapping = function(str, i) {
- var code = str.charCodeAt(i - 1);
- return code >= 8208 && code <= 8212;
- };
- else if (webkit)
- spanAffectsWrapping = function(str, i) {
- if (i > 1 && str.charCodeAt(i - 1) == 45) {
- if (/\w/.test(str.charAt(i - 2)) && /[^\-?\.]/.test(str.charAt(i))) return true;
- if (i > 2 && /[\d\.,]/.test(str.charAt(i - 2)) && /[\d\.,]/.test(str.charAt(i))) return false;
- }
- return /[~!#%&*)=+}\]\\|\"\.>,:;][({[<]|-[^\-?\.\u2010-\u201f\u2026]|\?[\w~`@#$%\^&*(_=+{[|><]|…[\w~`@#$%\^&*(_=+{[><]/.test(str.slice(i - 1, i + 1));
- };
-
- var knownScrollbarWidth;
- function scrollbarWidth(measure) {
- if (knownScrollbarWidth != null) return knownScrollbarWidth;
- var test = elt("div", null, null, "width: 50px; height: 50px; overflow-x: scroll");
- removeChildrenAndAdd(measure, test);
- if (test.offsetWidth)
- knownScrollbarWidth = test.offsetHeight - test.clientHeight;
- return knownScrollbarWidth || 0;
- }
-
- var zwspSupported;
- function zeroWidthElement(measure) {
- if (zwspSupported == null) {
- var test = elt("span", "\u200b");
- removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
- if (measure.firstChild.offsetHeight != 0)
- zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !ie_lt8;
- }
- if (zwspSupported) return elt("span", "\u200b");
- else return elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
- }
-
- // See if "".split is the broken IE version, if so, provide an
- // alternative way to split lines.
- var splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) {
- var pos = 0, result = [], l = string.length;
- while (pos <= l) {
- var nl = string.indexOf("\n", pos);
- if (nl == -1) nl = string.length;
- var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
- var rt = line.indexOf("\r");
- if (rt != -1) {
- result.push(line.slice(0, rt));
- pos += rt + 1;
- } else {
- result.push(line);
- pos = nl + 1;
- }
- }
- return result;
- } : function(string){return string.split(/\r\n?|\n/);};
- CodeMirror.splitLines = splitLines;
-
- var hasSelection = window.getSelection ? function(te) {
- try { return te.selectionStart != te.selectionEnd; }
- catch(e) { return false; }
- } : function(te) {
- try {var range = te.ownerDocument.selection.createRange();}
- catch(e) {}
- if (!range || range.parentElement() != te) return false;
- return range.compareEndPoints("StartToEnd", range) != 0;
- };
-
- var hasCopyEvent = (function() {
- var e = elt("div");
- if ("oncopy" in e) return true;
- e.setAttribute("oncopy", "return;");
- return typeof e.oncopy == 'function';
- })();
-
- // KEY NAMING
-
- var keyNames = {3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt",
- 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End",
- 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert",
- 46: "Delete", 59: ";", 91: "Mod", 92: "Mod", 93: "Mod", 109: "-", 107: "=", 127: "Delete",
- 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\",
- 221: "]", 222: "'", 63276: "PageUp", 63277: "PageDown", 63275: "End", 63273: "Home",
- 63234: "Left", 63232: "Up", 63235: "Right", 63233: "Down", 63302: "Insert", 63272: "Delete"};
- CodeMirror.keyNames = keyNames;
- (function() {
- // Number keys
- for (var i = 0; i < 10; i++) keyNames[i + 48] = String(i);
- // Alphabetic keys
- for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i);
- // Function keys
- for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i;
- })();
-
- // BIDI HELPERS
-
- function iterateBidiSections(order, from, to, f) {
- if (!order) return f(from, to, "ltr");
- var found = false;
- for (var i = 0; i < order.length; ++i) {
- var part = order[i];
- if (part.from < to && part.to > from || from == to && part.to == from) {
- f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr");
- found = true;
- }
- }
- if (!found) f(from, to, "ltr");
- }
-
- function bidiLeft(part) { return part.level % 2 ? part.to : part.from; }
- function bidiRight(part) { return part.level % 2 ? part.from : part.to; }
-
- function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; }
- function lineRight(line) {
- var order = getOrder(line);
- if (!order) return line.text.length;
- return bidiRight(lst(order));
- }
-
- function lineStart(cm, lineN) {
- var line = getLine(cm.doc, lineN);
- var visual = visualLine(cm.doc, line);
- if (visual != line) lineN = lineNo(visual);
- var order = getOrder(visual);
- var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual);
- return Pos(lineN, ch);
- }
- function lineEnd(cm, lineN) {
- var merged, line;
- while (merged = collapsedSpanAtEnd(line = getLine(cm.doc, lineN)))
- lineN = merged.find().to.line;
- var order = getOrder(line);
- var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line);
- return Pos(lineN, ch);
- }
-
- function compareBidiLevel(order, a, b) {
- var linedir = order[0].level;
- if (a == linedir) return true;
- if (b == linedir) return false;
- return a < b;
- }
- var bidiOther;
- function getBidiPartAt(order, pos) {
- for (var i = 0, found; i < order.length; ++i) {
- var cur = order[i];
- if (cur.from < pos && cur.to > pos) { bidiOther = null; return i; }
- if (cur.from == pos || cur.to == pos) {
- if (found == null) {
- found = i;
- } else if (compareBidiLevel(order, cur.level, order[found].level)) {
- bidiOther = found;
- return i;
- } else {
- bidiOther = i;
- return found;
- }
- }
- }
- bidiOther = null;
- return found;
- }
-
- function moveInLine(line, pos, dir, byUnit) {
- if (!byUnit) return pos + dir;
- do pos += dir;
- while (pos > 0 && isExtendingChar.test(line.text.charAt(pos)));
- return pos;
- }
-
- // This is somewhat involved. It is needed in order to move
- // 'visually' through bi-directional text -- i.e., pressing left
- // should make the cursor go left, even when in RTL text. The
- // tricky part is the 'jumps', where RTL and LTR text touch each
- // other. This often requires the cursor offset to move more than
- // one unit, in order to visually move one unit.
- function moveVisually(line, start, dir, byUnit) {
- var bidi = getOrder(line);
- if (!bidi) return moveLogically(line, start, dir, byUnit);
- var pos = getBidiPartAt(bidi, start), part = bidi[pos];
- var target = moveInLine(line, start, part.level % 2 ? -dir : dir, byUnit);
-
- for (;;) {
- if (target > part.from && target < part.to) return target;
- if (target == part.from || target == part.to) {
- if (getBidiPartAt(bidi, target) == pos) return target;
- part = bidi[pos += dir];
- return (dir > 0) == part.level % 2 ? part.to : part.from;
- } else {
- part = bidi[pos += dir];
- if (!part) return null;
- if ((dir > 0) == part.level % 2)
- target = moveInLine(line, part.to, -1, byUnit);
- else
- target = moveInLine(line, part.from, 1, byUnit);
- }
- }
- }
-
- function moveLogically(line, start, dir, byUnit) {
- var target = start + dir;
- if (byUnit) while (target > 0 && isExtendingChar.test(line.text.charAt(target))) target += dir;
- return target < 0 || target > line.text.length ? null : target;
- }
-
- // Bidirectional ordering algorithm
- // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
- // that this (partially) implements.
-
- // One-char codes used for character types:
- // L (L): Left-to-Right
- // R (R): Right-to-Left
- // r (AL): Right-to-Left Arabic
- // 1 (EN): European Number
- // + (ES): European Number Separator
- // % (ET): European Number Terminator
- // n (AN): Arabic Number
- // , (CS): Common Number Separator
- // m (NSM): Non-Spacing Mark
- // b (BN): Boundary Neutral
- // s (B): Paragraph Separator
- // t (S): Segment Separator
- // w (WS): Whitespace
- // N (ON): Other Neutrals
-
- // Returns null if characters are ordered as they appear
- // (left-to-right), or an array of sections ({from, to, level}
- // objects) in the order in which they occur visually.
- var bidiOrdering = (function() {
- // Character types for codepoints 0 to 0xff
- var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLL";
- // Character types for codepoints 0x600 to 0x6ff
- var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmmrrrrrrrrrrrrrrrrrr";
- function charType(code) {
- if (code <= 0xff) return lowTypes.charAt(code);
- else if (0x590 <= code && code <= 0x5f4) return "R";
- else if (0x600 <= code && code <= 0x6ff) return arabicTypes.charAt(code - 0x600);
- else if (0x700 <= code && code <= 0x8ac) return "r";
- else return "L";
- }
-
- var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
- var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
- // Browsers seem to always treat the boundaries of block elements as being L.
- var outerType = "L";
-
- return function(str) {
- if (!bidiRE.test(str)) return false;
- var len = str.length, types = [];
- for (var i = 0, type; i < len; ++i)
- types.push(type = charType(str.charCodeAt(i)));
-
- // W1. Examine each non-spacing mark (NSM) in the level run, and
- // change the type of the NSM to the type of the previous
- // character. If the NSM is at the start of the level run, it will
- // get the type of sor.
- for (var i = 0, prev = outerType; i < len; ++i) {
- var type = types[i];
- if (type == "m") types[i] = prev;
- else prev = type;
- }
-
- // W2. Search backwards from each instance of a European number
- // until the first strong type (R, L, AL, or sor) is found. If an
- // AL is found, change the type of the European number to Arabic
- // number.
- // W3. Change all ALs to R.
- for (var i = 0, cur = outerType; i < len; ++i) {
- var type = types[i];
- if (type == "1" && cur == "r") types[i] = "n";
- else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; }
- }
-
- // W4. A single European separator between two European numbers
- // changes to a European number. A single common separator between
- // two numbers of the same type changes to that type.
- for (var i = 1, prev = types[0]; i < len - 1; ++i) {
- var type = types[i];
- if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1";
- else if (type == "," && prev == types[i+1] &&
- (prev == "1" || prev == "n")) types[i] = prev;
- prev = type;
- }
-
- // W5. A sequence of European terminators adjacent to European
- // numbers changes to all European numbers.
- // W6. Otherwise, separators and terminators change to Other
- // Neutral.
- for (var i = 0; i < len; ++i) {
- var type = types[i];
- if (type == ",") types[i] = "N";
- else if (type == "%") {
- for (var end = i + 1; end < len && types[end] == "%"; ++end) {}
- var replace = (i && types[i-1] == "!") || (end < len - 1 && types[end] == "1") ? "1" : "N";
- for (var j = i; j < end; ++j) types[j] = replace;
- i = end - 1;
- }
- }
-
- // W7. Search backwards from each instance of a European number
- // until the first strong type (R, L, or sor) is found. If an L is
- // found, then change the type of the European number to L.
- for (var i = 0, cur = outerType; i < len; ++i) {
- var type = types[i];
- if (cur == "L" && type == "1") types[i] = "L";
- else if (isStrong.test(type)) cur = type;
- }
-
- // N1. A sequence of neutrals takes the direction of the
- // surrounding strong text if the text on both sides has the same
- // direction. European and Arabic numbers act as if they were R in
- // terms of their influence on neutrals. Start-of-level-run (sor)
- // and end-of-level-run (eor) are used at level run boundaries.
- // N2. Any remaining neutrals take the embedding direction.
- for (var i = 0; i < len; ++i) {
- if (isNeutral.test(types[i])) {
- for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {}
- var before = (i ? types[i-1] : outerType) == "L";
- var after = (end < len - 1 ? types[end] : outerType) == "L";
- var replace = before || after ? "L" : "R";
- for (var j = i; j < end; ++j) types[j] = replace;
- i = end - 1;
- }
- }
-
- // Here we depart from the documented algorithm, in order to avoid
- // building up an actual levels array. Since there are only three
- // levels (0, 1, 2) in an implementation that doesn't take
- // explicit embedding into account, we can build up the order on
- // the fly, without following the level-based algorithm.
- var order = [], m;
- for (var i = 0; i < len;) {
- if (countsAsLeft.test(types[i])) {
- var start = i;
- for (++i; i < len && countsAsLeft.test(types[i]); ++i) {}
- order.push({from: start, to: i, level: 0});
- } else {
- var pos = i, at = order.length;
- for (++i; i < len && types[i] != "L"; ++i) {}
- for (var j = pos; j < i;) {
- if (countsAsNum.test(types[j])) {
- if (pos < j) order.splice(at, 0, {from: pos, to: j, level: 1});
- var nstart = j;
- for (++j; j < i && countsAsNum.test(types[j]); ++j) {}
- order.splice(at, 0, {from: nstart, to: j, level: 2});
- pos = j;
- } else ++j;
- }
- if (pos < i) order.splice(at, 0, {from: pos, to: i, level: 1});
- }
- }
- if (order[0].level == 1 && (m = str.match(/^\s+/))) {
- order[0].from = m[0].length;
- order.unshift({from: 0, to: m[0].length, level: 0});
- }
- if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
- lst(order).to -= m[0].length;
- order.push({from: len - m[0].length, to: len, level: 0});
- }
- if (order[0].level != lst(order).level)
- order.push({from: len, to: len, level: order[0].level});
-
- return order;
- };
- })();
-
- // THE END
-
- CodeMirror.version = "3.20.0";
-
- return CodeMirror;
-})();
diff --git a/static/website/js/fullscreen.js b/static/website/js/fullscreen.js
deleted file mode 100644
index a442f6a..0000000
--- a/static/website/js/fullscreen.js
+++ /dev/null
@@ -1,31 +0,0 @@
-(function() {
- "use strict";
-
- CodeMirror.defineOption("fullScreen", false, function(cm, val, old) {
- if (old == CodeMirror.Init) old = false;
- if (!old == !val) return;
- if (val) setFullscreen(cm);
- else setNormal(cm);
- });
-
- function setFullscreen(cm) {
- var wrap = cm.getWrapperElement();
- cm.state.fullScreenRestore = {scrollTop: window.pageYOffset, scrollLeft: window.pageXOffset,
- width: wrap.style.width, height: wrap.style.height};
- wrap.style.width = "";
- wrap.style.height = "auto";
- wrap.className += " CodeMirror-fullscreen";
- document.documentElement.style.overflow = "hidden";
- cm.refresh();
- }
-
- function setNormal(cm) {
- var wrap = cm.getWrapperElement();
- wrap.className = wrap.className.replace(/\s*CodeMirror-fullscreen\b/, "");
- document.documentElement.style.overflow = "";
- var info = cm.state.fullScreenRestore;
- wrap.style.width = info.width; wrap.style.height = info.height;
- window.scrollTo(info.scrollLeft, info.scrollTop);
- cm.refresh();
- }
-})();
diff --git a/static/website/js/javascript.js b/static/website/js/javascript.js
deleted file mode 100644
index f27c063..0000000
--- a/static/website/js/javascript.js
+++ /dev/null
@@ -1,617 +0,0 @@
-// TODO actually recognize syntax of TypeScript constructs
-
-CodeMirror.defineMode("javascript", function(config, parserConfig) {
- var indentUnit = config.indentUnit;
- var statementIndent = parserConfig.statementIndent;
- var jsonMode = parserConfig.json;
- var isTS = parserConfig.typescript;
-
- // Tokenizer
-
- var keywords = function(){
- function kw(type) {return {type: type, style: "keyword"};}
- var A = kw("keyword a"), B = kw("keyword b"), C = kw("keyword c");
- var operator = kw("operator"), atom = {type: "atom", style: "atom"};
-
- var jsKeywords = {
- "if": kw("if"), "while": A, "with": A, "else": B, "do": B, "try": B, "finally": B,
- "return": C, "break": C, "continue": C, "new": C, "delete": C, "throw": C,
- "var": kw("var"), "const": kw("var"), "let": kw("var"),
- "function": kw("function"), "catch": kw("catch"),
- "for": kw("for"), "switch": kw("switch"), "case": kw("case"), "default": kw("default"),
- "in": operator, "typeof": operator, "instanceof": operator,
- "true": atom, "false": atom, "null": atom, "undefined": atom, "NaN": atom, "Infinity": atom,
- "this": kw("this"), "module": kw("module"), "class": kw("class"), "super": kw("atom"),
- "yield": C, "export": kw("export"), "import": kw("import"), "extends": C
- };
-
- // Extend the 'normal' keywords with the TypeScript language extensions
- if (isTS) {
- var type = {type: "variable", style: "variable-3"};
- var tsKeywords = {
- // object-like things
- "interface": kw("interface"),
- "extends": kw("extends"),
- "constructor": kw("constructor"),
-
- // scope modifiers
- "public": kw("public"),
- "private": kw("private"),
- "protected": kw("protected"),
- "static": kw("static"),
-
- // types
- "string": type, "number": type, "bool": type, "any": type
- };
-
- for (var attr in tsKeywords) {
- jsKeywords[attr] = tsKeywords[attr];
- }
- }
-
- return jsKeywords;
- }();
-
- var isOperatorChar = /[+\-*&%=<>!?|~^]/;
-
- function nextUntilUnescaped(stream, end) {
- var escaped = false, next;
- while ((next = stream.next()) != null) {
- if (next == end && !escaped)
- return false;
- escaped = !escaped && next == "\\";
- }
- return escaped;
- }
-
- // Used as scratch variables to communicate multiple values without
- // consing up tons of objects.
- var type, content;
- function ret(tp, style, cont) {
- type = tp; content = cont;
- return style;
- }
- function tokenBase(stream, state) {
- var ch = stream.next();
- if (ch == '"' || ch == "'") {
- state.tokenize = tokenString(ch);
- return state.tokenize(stream, state);
- } else if (ch == "." && stream.match(/^\d+(?:[eE][+\-]?\d+)?/)) {
- return ret("number", "number");
- } else if (ch == "." && stream.match("..")) {
- return ret("spread", "meta");
- } else if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
- return ret(ch);
- } else if (ch == "=" && stream.eat(">")) {
- return ret("=>");
- } else if (ch == "0" && stream.eat(/x/i)) {
- stream.eatWhile(/[\da-f]/i);
- return ret("number", "number");
- } else if (/\d/.test(ch)) {
- stream.match(/^\d*(?:\.\d*)?(?:[eE][+\-]?\d+)?/);
- return ret("number", "number");
- } else if (ch == "/") {
- if (stream.eat("*")) {
- state.tokenize = tokenComment;
- return tokenComment(stream, state);
- } else if (stream.eat("/")) {
- stream.skipToEnd();
- return ret("comment", "comment");
- } else if (state.lastType == "operator" || state.lastType == "keyword c" ||
- state.lastType == "sof" || /^[\[{}\(,;:]$/.test(state.lastType)) {
- nextUntilUnescaped(stream, "/");
- stream.eatWhile(/[gimy]/); // 'y' is "sticky" option in Mozilla
- return ret("regexp", "string-2");
- } else {
- stream.eatWhile(isOperatorChar);
- return ret("operator", null, stream.current());
- }
- } else if (ch == "`") {
- state.tokenize = tokenQuasi;
- return tokenQuasi(stream, state);
- } else if (ch == "#") {
- stream.skipToEnd();
- return ret("error", "error");
- } else if (isOperatorChar.test(ch)) {
- stream.eatWhile(isOperatorChar);
- return ret("operator", null, stream.current());
- } else {
- stream.eatWhile(/[\w\$_]/);
- var word = stream.current(), known = keywords.propertyIsEnumerable(word) && keywords[word];
- return (known && state.lastType != ".") ? ret(known.type, known.style, word) :
- ret("variable", "variable", word);
- }
- }
-
- function tokenString(quote) {
- return function(stream, state) {
- if (!nextUntilUnescaped(stream, quote))
- state.tokenize = tokenBase;
- return ret("string", "string");
- };
- }
-
- function tokenComment(stream, state) {
- var maybeEnd = false, ch;
- while (ch = stream.next()) {
- if (ch == "/" && maybeEnd) {
- state.tokenize = tokenBase;
- break;
- }
- maybeEnd = (ch == "*");
- }
- return ret("comment", "comment");
- }
-
- function tokenQuasi(stream, state) {
- var escaped = false, next;
- while ((next = stream.next()) != null) {
- if (!escaped && (next == "`" || next == "$" && stream.eat("{"))) {
- state.tokenize = tokenBase;
- break;
- }
- escaped = !escaped && next == "\\";
- }
- return ret("quasi", "string-2", stream.current());
- }
-
- var brackets = "([{}])";
- // This is a crude lookahead trick to try and notice that we're
- // parsing the argument patterns for a fat-arrow function before we
- // actually hit the arrow token. It only works if the arrow is on
- // the same line as the arguments and there's no strange noise
- // (comments) in between. Fallback is to only notice when we hit the
- // arrow, and not declare the arguments as locals for the arrow
- // body.
- function findFatArrow(stream, state) {
- if (state.fatArrowAt) state.fatArrowAt = null;
- var arrow = stream.string.indexOf("=>", stream.start);
- if (arrow < 0) return;
-
- var depth = 0, sawSomething = false;
- for (var pos = arrow - 1; pos >= 0; --pos) {
- var ch = stream.string.charAt(pos);
- var bracket = brackets.indexOf(ch);
- if (bracket >= 0 && bracket < 3) {
- if (!depth) { ++pos; break; }
- if (--depth == 0) break;
- } else if (bracket >= 3 && bracket < 6) {
- ++depth;
- } else if (/[$\w]/.test(ch)) {
- sawSomething = true;
- } else if (sawSomething && !depth) {
- ++pos;
- break;
- }
- }
- if (sawSomething && !depth) state.fatArrowAt = pos;
- }
-
- // Parser
-
- var atomicTypes = {"atom": true, "number": true, "variable": true, "string": true, "regexp": true, "this": true};
-
- function JSLexical(indented, column, type, align, prev, info) {
- this.indented = indented;
- this.column = column;
- this.type = type;
- this.prev = prev;
- this.info = info;
- if (align != null) this.align = align;
- }
-
- function inScope(state, varname) {
- for (var v = state.localVars; v; v = v.next)
- if (v.name == varname) return true;
- for (var cx = state.context; cx; cx = cx.prev) {
- for (var v = cx.vars; v; v = v.next)
- if (v.name == varname) return true;
- }
- }
-
- function parseJS(state, style, type, content, stream) {
- var cc = state.cc;
- // Communicate our context to the combinators.
- // (Less wasteful than consing up a hundred closures on every call.)
- cx.state = state; cx.stream = stream; cx.marked = null, cx.cc = cc;
-
- if (!state.lexical.hasOwnProperty("align"))
- state.lexical.align = true;
-
- while(true) {
- var combinator = cc.length ? cc.pop() : jsonMode ? expression : statement;
- if (combinator(type, content)) {
- while(cc.length && cc[cc.length - 1].lex)
- cc.pop()();
- if (cx.marked) return cx.marked;
- if (type == "variable" && inScope(state, content)) return "variable-2";
- return style;
- }
- }
- }
-
- // Combinator utils
-
- var cx = {state: null, column: null, marked: null, cc: null};
- function pass() {
- for (var i = arguments.length - 1; i >= 0; i--) cx.cc.push(arguments[i]);
- }
- function cont() {
- pass.apply(null, arguments);
- return true;
- }
- function register(varname) {
- function inList(list) {
- for (var v = list; v; v = v.next)
- if (v.name == varname) return true;
- return false;
- }
- var state = cx.state;
- if (state.context) {
- cx.marked = "def";
- if (inList(state.localVars)) return;
- state.localVars = {name: varname, next: state.localVars};
- } else {
- if (inList(state.globalVars)) return;
- if (parserConfig.globalVars)
- state.globalVars = {name: varname, next: state.globalVars};
- }
- }
-
- // Combinators
-
- var defaultVars = {name: "this", next: {name: "arguments"}};
- function pushcontext() {
- cx.state.context = {prev: cx.state.context, vars: cx.state.localVars};
- cx.state.localVars = defaultVars;
- }
- function popcontext() {
- cx.state.localVars = cx.state.context.vars;
- cx.state.context = cx.state.context.prev;
- }
- function pushlex(type, info) {
- var result = function() {
- var state = cx.state, indent = state.indented;
- if (state.lexical.type == "stat") indent = state.lexical.indented;
- state.lexical = new JSLexical(indent, cx.stream.column(), type, null, state.lexical, info);
- };
- result.lex = true;
- return result;
- }
- function poplex() {
- var state = cx.state;
- if (state.lexical.prev) {
- if (state.lexical.type == ")")
- state.indented = state.lexical.indented;
- state.lexical = state.lexical.prev;
- }
- }
- poplex.lex = true;
-
- function expect(wanted) {
- return function(type) {
- if (type == wanted) return cont();
- else if (wanted == ";") return pass();
- else return cont(arguments.callee);
- };
- }
-
- function statement(type, value) {
- if (type == "var") return cont(pushlex("vardef", value.length), vardef, expect(";"), poplex);
- if (type == "keyword a") return cont(pushlex("form"), expression, statement, poplex);
- if (type == "keyword b") return cont(pushlex("form"), statement, poplex);
- if (type == "{") return cont(pushlex("}"), block, poplex);
- if (type == ";") return cont();
- if (type == "if") return cont(pushlex("form"), expression, statement, poplex, maybeelse);
- if (type == "function") return cont(functiondef);
- if (type == "for") return cont(pushlex("form"), forspec, poplex, statement, poplex);
- if (type == "variable") return cont(pushlex("stat"), maybelabel);
- if (type == "switch") return cont(pushlex("form"), expression, pushlex("}", "switch"), expect("{"),
- block, poplex, poplex);
- if (type == "case") return cont(expression, expect(":"));
- if (type == "default") return cont(expect(":"));
- if (type == "catch") return cont(pushlex("form"), pushcontext, expect("("), funarg, expect(")"),
- statement, poplex, popcontext);
- if (type == "module") return cont(pushlex("form"), pushcontext, afterModule, popcontext, poplex);
- if (type == "class") return cont(pushlex("form"), className, objlit, poplex);
- if (type == "export") return cont(pushlex("form"), afterExport, poplex);
- if (type == "import") return cont(pushlex("form"), afterImport, poplex);
- return pass(pushlex("stat"), expression, expect(";"), poplex);
- }
- function expression(type) {
- return expressionInner(type, false);
- }
- function expressionNoComma(type) {
- return expressionInner(type, true);
- }
- function expressionInner(type, noComma) {
- if (cx.state.fatArrowAt == cx.stream.start) {
- var body = noComma ? arrowBodyNoComma : arrowBody;
- if (type == "(") return cont(pushcontext, commasep(pattern, ")"), expect("=>"), body, popcontext);
- else if (type == "variable") return pass(pushcontext, pattern, expect("=>"), body, popcontext);
- }
-
- var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma;
- if (atomicTypes.hasOwnProperty(type)) return cont(maybeop);
- if (type == "function") return cont(functiondef);
- if (type == "keyword c") return cont(noComma ? maybeexpressionNoComma : maybeexpression);
- if (type == "(") return cont(pushlex(")"), maybeexpression, comprehension, expect(")"), poplex, maybeop);
- if (type == "operator" || type == "spread") return cont(noComma ? expressionNoComma : expression);
- if (type == "[") return cont(pushlex("]"), expressionNoComma, maybeArrayComprehension, poplex, maybeop);
- if (type == "{") return cont(commasep(objprop, "}"), maybeop);
- return cont();
- }
- function maybeexpression(type) {
- if (type.match(/[;\}\)\],]/)) return pass();
- return pass(expression);
- }
- function maybeexpressionNoComma(type) {
- if (type.match(/[;\}\)\],]/)) return pass();
- return pass(expressionNoComma);
- }
-
- function maybeoperatorComma(type, value) {
- if (type == ",") return cont(expression);
- return maybeoperatorNoComma(type, value, false);
- }
- function maybeoperatorNoComma(type, value, noComma) {
- var me = noComma == false ? maybeoperatorComma : maybeoperatorNoComma;
- var expr = noComma == false ? expression : expressionNoComma;
- if (value == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext);
- if (type == "operator") {
- if (/\+\+|--/.test(value)) return cont(me);
- if (value == "?") return cont(expression, expect(":"), expr);
- return cont(expr);
- }
- if (type == "quasi") { cx.cc.push(me); return quasi(value); }
- if (type == ";") return;
- if (type == "(") return cont(commasep(expressionNoComma, ")", "call"), me);
- if (type == ".") return cont(property, me);
- if (type == "[") return cont(pushlex("]"), maybeexpression, expect("]"), poplex, me);
- }
- function quasi(value) {
- if (!value) debugger;
- if (value.slice(value.length - 2) != "${") return cont();
- return cont(expression, continueQuasi);
- }
- function continueQuasi(type) {
- if (type == "}") {
- cx.marked = "string-2";
- cx.state.tokenize = tokenQuasi;
- return cont();
- }
- }
- function arrowBody(type) {
- findFatArrow(cx.stream, cx.state);
- if (type == "{") return pass(statement);
- return pass(expression);
- }
- function arrowBodyNoComma(type) {
- findFatArrow(cx.stream, cx.state);
- if (type == "{") return pass(statement);
- return pass(expressionNoComma);
- }
- function maybelabel(type) {
- if (type == ":") return cont(poplex, statement);
- return pass(maybeoperatorComma, expect(";"), poplex);
- }
- function property(type) {
- if (type == "variable") {cx.marked = "property"; return cont();}
- }
- function objprop(type, value) {
- if (type == "variable") {
- cx.marked = "property";
- if (value == "get" || value == "set") return cont(getterSetter);
- } else if (type == "number" || type == "string") {
- cx.marked = type + " property";
- } else if (type == "[") {
- return cont(expression, expect("]"), afterprop);
- }
- if (atomicTypes.hasOwnProperty(type)) return cont(afterprop);
- }
- function getterSetter(type) {
- if (type != "variable") return pass(afterprop);
- cx.marked = "property";
- return cont(functiondef);
- }
- function afterprop(type) {
- if (type == ":") return cont(expressionNoComma);
- if (type == "(") return pass(functiondef);
- }
- function commasep(what, end, info) {
- function proceed(type) {
- if (type == ",") {
- var lex = cx.state.lexical;
- if (lex.info == "call") lex.pos = (lex.pos || 0) + 1;
- return cont(what, proceed);
- }
- if (type == end) return cont();
- return cont(expect(end));
- }
- return function(type) {
- if (type == end) return cont();
- if (info === false) return pass(what, proceed);
- return pass(pushlex(end, info), what, proceed, poplex);
- };
- }
- function block(type) {
- if (type == "}") return cont();
- return pass(statement, block);
- }
- function maybetype(type) {
- if (isTS && type == ":") return cont(typedef);
- }
- function typedef(type) {
- if (type == "variable"){cx.marked = "variable-3"; return cont();}
- }
- function vardef() {
- return pass(pattern, maybetype, maybeAssign, vardefCont);
- }
- function pattern(type, value) {
- if (type == "variable") { register(value); return cont(); }
- if (type == "[") return cont(commasep(pattern, "]"));
- if (type == "{") return cont(commasep(proppattern, "}"));
- }
- function proppattern(type, value) {
- if (type == "variable" && !cx.stream.match(/^\s*:/, false)) {
- register(value);
- return cont(maybeAssign);
- }
- if (type == "variable") cx.marked = "property";
- return cont(expect(":"), pattern, maybeAssign);
- }
- function maybeAssign(_type, value) {
- if (value == "=") return cont(expressionNoComma);
- }
- function vardefCont(type) {
- if (type == ",") return cont(vardef);
- }
- function maybeelse(type, value) {
- if (type == "keyword b" && value == "else") return cont(pushlex("form"), statement, poplex);
- }
- function forspec(type) {
- if (type == "(") return cont(pushlex(")"), forspec1, expect(")"));
- }
- function forspec1(type) {
- if (type == "var") return cont(vardef, expect(";"), forspec2);
- if (type == ";") return cont(forspec2);
- if (type == "variable") return cont(formaybeinof);
- return pass(expression, expect(";"), forspec2);
- }
- function formaybeinof(_type, value) {
- if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
- return cont(maybeoperatorComma, forspec2);
- }
- function forspec2(type, value) {
- if (type == ";") return cont(forspec3);
- if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
- return pass(expression, expect(";"), forspec3);
- }
- function forspec3(type) {
- if (type != ")") cont(expression);
- }
- function functiondef(type, value) {
- if (value == "*") {cx.marked = "keyword"; return cont(functiondef);}
- if (type == "variable") {register(value); return cont(functiondef);}
- if (type == "(") return cont(pushcontext, commasep(funarg, ")"), statement, popcontext);
- }
- function funarg(type) {
- if (type == "spread") return cont(funarg);
- return pass(pattern, maybetype);
- }
- function className(type, value) {
- if (type == "variable") {register(value); return cont(classNameAfter);}
- }
- function classNameAfter(_type, value) {
- if (value == "extends") return cont(expression);
- }
- function objlit(type) {
- if (type == "{") return cont(commasep(objprop, "}"));
- }
- function afterModule(type, value) {
- if (type == "string") return cont(statement);
- if (type == "variable") { register(value); return cont(maybeFrom); }
- }
- function afterExport(_type, value) {
- if (value == "*") { cx.marked = "keyword"; return cont(maybeFrom, expect(";")); }
- if (value == "default") { cx.marked = "keyword"; return cont(expression, expect(";")); }
- return pass(statement);
- }
- function afterImport(type) {
- if (type == "string") return cont();
- return pass(importSpec, maybeFrom);
- }
- function importSpec(type, value) {
- if (type == "{") return cont(commasep(importSpec, "}"));
- if (type == "variable") register(value);
- return cont();
- }
- function maybeFrom(_type, value) {
- if (value == "from") { cx.marked = "keyword"; return cont(expression); }
- }
- function maybeArrayComprehension(type) {
- if (type == "for") return pass(comprehension);
- if (type == ",") return cont(commasep(expressionNoComma, "]", false));
- return pass(commasep(expressionNoComma, "]", false));
- }
- function comprehension(type) {
- if (type == "for") return cont(forspec, comprehension);
- if (type == "if") return cont(expression, comprehension);
- }
-
- // Interface
-
- return {
- startState: function(basecolumn) {
- var state = {
- tokenize: tokenBase,
- lastType: "sof",
- cc: [],
- lexical: new JSLexical((basecolumn || 0) - indentUnit, 0, "block", false),
- localVars: parserConfig.localVars,
- context: parserConfig.localVars && {vars: parserConfig.localVars},
- indented: 0
- };
- if (parserConfig.globalVars) state.globalVars = parserConfig.globalVars;
- return state;
- },
-
- token: function(stream, state) {
- if (stream.sol()) {
- if (!state.lexical.hasOwnProperty("align"))
- state.lexical.align = false;
- state.indented = stream.indentation();
- findFatArrow(stream, state);
- }
- if (state.tokenize != tokenComment && stream.eatSpace()) return null;
- var style = state.tokenize(stream, state);
- if (type == "comment") return style;
- state.lastType = type == "operator" && (content == "++" || content == "--") ? "incdec" : type;
- return parseJS(state, style, type, content, stream);
- },
-
- indent: function(state, textAfter) {
- if (state.tokenize == tokenComment) return CodeMirror.Pass;
- if (state.tokenize != tokenBase) return 0;
- var firstChar = textAfter && textAfter.charAt(0), lexical = state.lexical;
- // Kludge to prevent 'maybelse' from blocking lexical scope pops
- for (var i = state.cc.length - 1; i >= 0; --i) {
- var c = state.cc[i];
- if (c == poplex) lexical = lexical.prev;
- else if (c != maybeelse) break;
- }
- if (lexical.type == "stat" && firstChar == "}") lexical = lexical.prev;
- if (statementIndent && lexical.type == ")" && lexical.prev.type == "stat")
- lexical = lexical.prev;
- var type = lexical.type, closing = firstChar == type;
-
- if (type == "vardef") return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? lexical.info + 1 : 0);
- else if (type == "form" && firstChar == "{") return lexical.indented;
- else if (type == "form") return lexical.indented + indentUnit;
- else if (type == "stat")
- return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? statementIndent || indentUnit : 0);
- else if (lexical.info == "switch" && !closing && parserConfig.doubleIndentSwitch != false)
- return lexical.indented + (/^(?:case|default)\b/.test(textAfter) ? indentUnit : 2 * indentUnit);
- else if (lexical.align) return lexical.column + (closing ? 0 : 1);
- else return lexical.indented + (closing ? 0 : indentUnit);
- },
-
- electricChars: ":{}",
- blockCommentStart: jsonMode ? null : "/*",
- blockCommentEnd: jsonMode ? null : "*/",
- lineComment: jsonMode ? null : "//",
- fold: "brace",
-
- helperType: jsonMode ? "json" : "javascript",
- jsonMode: jsonMode
- };
-});
-
-CodeMirror.defineMIME("text/javascript", "javascript");
-CodeMirror.defineMIME("text/ecmascript", "javascript");
-CodeMirror.defineMIME("application/javascript", "javascript");
-CodeMirror.defineMIME("application/ecmascript", "javascript");
-CodeMirror.defineMIME("application/json", {name: "javascript", json: true});
-CodeMirror.defineMIME("application/x-json", {name: "javascript", json: true});
-CodeMirror.defineMIME("text/typescript", { name: "javascript", typescript: true });
-CodeMirror.defineMIME("application/typescript", { name: "javascript", typescript: true });
diff --git a/static/website/js/jquery-1.10.2.min.js b/static/website/js/jquery-1.10.2.min.js
deleted file mode 100644
index da41706..0000000
--- a/static/website/js/jquery-1.10.2.min.js
+++ /dev/null
@@ -1,6 +0,0 @@
-/*! jQuery v1.10.2 | (c) 2005, 2013 jQuery Foundation, Inc. | jquery.org/license
-//@ sourceMappingURL=jquery-1.10.2.min.map
-*/
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diff --git a/static/website/js/jsdiff.js b/static/website/js/jsdiff.js
deleted file mode 100644
index d89d3f7..0000000
--- a/static/website/js/jsdiff.js
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * Javascript Diff Algorithm
- * By John Resig (http://ejohn.org/)
- * Modified by Chu Alan "sprite"
- *
- * Released under the MIT license.
- *
- * More Info:
- * http://ejohn.org/projects/javascript-diff-algorithm/
- */
-
-function escape(s) {
- var n = s;
- n = n.replace(/&/g, "&amp;");
- n = n.replace(/</g, "&lt;");
- n = n.replace(/>/g, "&gt;");
- n = n.replace(/"/g, "&quot;");
-
- return n;
-}
-
-function diffString( o, n ) {
- o = o.replace(/\s+$/, '');
- n = n.replace(/\s+$/, '');
-
- var out = diff(o == "" ? [] : o.split(/\s+/), n == "" ? [] : n.split(/\s+/) );
- var str = "";
-
- var oSpace = o.match(/\s+/g);
- if (oSpace == null) {
- oSpace = ["\n"];
- } else {
- oSpace.push("\n");
- }
- var nSpace = n.match(/\s+/g);
- if (nSpace == null) {
- nSpace = ["\n"];
- } else {
- nSpace.push("\n");
- }
-
- if (out.n.length == 0) {
- for (var i = 0; i < out.o.length; i++) {
- str += '<del>' + escape(out.o[i]) + oSpace[i] + "</del>";
- }
- } else {
- if (out.n[0].text == null) {
- for (n = 0; n < out.o.length && out.o[n].text == null; n++) {
- str += '<del>' + escape(out.o[n]) + oSpace[n] + "</del>";
- }
- }
-
- for ( var i = 0; i < out.n.length; i++ ) {
- if (out.n[i].text == null) {
- str += '<ins class="text-white">' + escape(out.n[i]) + nSpace[i] + "</ins>";
- } else {
- var pre = "";
-
- for (n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++ ) {
- pre += '<del class="text-white">' + escape(out.o[n]) + oSpace[n] + "</del>";
- }
- str += " " + out.n[i].text + nSpace[i] + pre;
- }
- }
- }
-
- return str;
-}
-
-function randomColor() {
- return "rgb(" + (Math.random() * 100) + "%, " +
- (Math.random() * 100) + "%, " +
- (Math.random() * 100) + "%)";
-}
-function diffString2( o, n ) {
- o = o.replace(/\s+$/, '');
- n = n.replace(/\s+$/, '');
-
- var out = diff(o == "" ? [] : o.split(/\s+/), n == "" ? [] : n.split(/\s+/) );
-
- var oSpace = o.match(/\s+/g);
- if (oSpace == null) {
- oSpace = ["\n"];
- } else {
- oSpace.push("\n");
- }
- var nSpace = n.match(/\s+/g);
- if (nSpace == null) {
- nSpace = ["\n"];
- } else {
- nSpace.push("\n");
- }
-
- var os = "";
- var colors = new Array();
- for (var i = 0; i < out.o.length; i++) {
- colors[i] = randomColor();
-
- if (out.o[i].text != null) {
- os += '<span style="background-color: ' +colors[i]+ '">' +
- escape(out.o[i].text) + oSpace[i] + "</span>";
- } else {
- os += "<del>" + escape(out.o[i]) + oSpace[i] + "</del>";
- }
- }
-
- var ns = "";
- for (var i = 0; i < out.n.length; i++) {
- if (out.n[i].text != null) {
- ns += '<span style="background-color: ' +colors[out.n[i].row]+ '">' +
- escape(out.n[i].text) + nSpace[i] + "</span>";
- } else {
- ns += "<ins>" + escape(out.n[i]) + nSpace[i] + "</ins>";
- }
- }
-
- return { o : os , n : ns };
-}
-
-function diff( o, n ) {
- var ns = new Object();
- var os = new Object();
-
- for ( var i = 0; i < n.length; i++ ) {
- if ( ns[ n[i] ] == null )
- ns[ n[i] ] = { rows: new Array(), o: null };
- ns[ n[i] ].rows.push( i );
- }
-
- for ( var i = 0; i < o.length; i++ ) {
- if ( os[ o[i] ] == null )
- os[ o[i] ] = { rows: new Array(), n: null };
- os[ o[i] ].rows.push( i );
- }
-
- for ( var i in ns ) {
- if ( ns[i].rows.length == 1 && typeof(os[i]) != "undefined" && os[i].rows.length == 1 ) {
- n[ ns[i].rows[0] ] = { text: n[ ns[i].rows[0] ], row: os[i].rows[0] };
- o[ os[i].rows[0] ] = { text: o[ os[i].rows[0] ], row: ns[i].rows[0] };
- }
- }
-
- for ( var i = 0; i < n.length - 1; i++ ) {
- if ( n[i].text != null && n[i+1].text == null && n[i].row + 1 < o.length && o[ n[i].row + 1 ].text == null &&
- n[i+1] == o[ n[i].row + 1 ] ) {
- n[i+1] = { text: n[i+1], row: n[i].row + 1 };
- o[n[i].row+1] = { text: o[n[i].row+1], row: i + 1 };
- }
- }
-
- for ( var i = n.length - 1; i > 0; i-- ) {
- if ( n[i].text != null && n[i-1].text == null && n[i].row > 0 && o[ n[i].row - 1 ].text == null &&
- n[i-1] == o[ n[i].row - 1 ] ) {
- n[i-1] = { text: n[i-1], row: n[i].row - 1 };
- o[n[i].row-1] = { text: o[n[i].row-1], row: i - 1 };
- }
- }
-
- return { o: o, n: n };
-}
-
diff --git a/static/website/js/lightbox_me.js b/static/website/js/lightbox_me.js
deleted file mode 100644
index 548e8eb..0000000
--- a/static/website/js/lightbox_me.js
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
-* $ lightbox_me
-* By: Buck Wilson
-* Version : 2.4
-*
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at
-*
-* http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*/
-
-
-(function($) {
-
- $.fn.lightbox_me = function(options) {
-
- return this.each(function() {
-
- var
- opts = $.extend({}, $.fn.lightbox_me.defaults, options),
- $overlay = $(),
- $self = $(this),
- $iframe = $('<iframe id="foo" style="z-index: ' + (opts.zIndex + 1) + ';border: none; margin: 0; padding: 0; position: absolute; width: 100%; height: 100%; top: 0; left: 0; filter: mask();"/>');
-
- if (opts.showOverlay) {
- //check if there's an existing overlay, if so, make subequent ones clear
- var $currentOverlays = $(".js_lb_overlay:visible");
- if ($currentOverlays.length > 0){
- $overlay = $('<div class="lb_overlay_clear js_lb_overlay"/>');
- } else {
- $overlay = $('<div class="' + opts.classPrefix + '_overlay js_lb_overlay"/>');
- }
- }
-
- /*----------------------------------------------------
- DOM Building
- ---------------------------------------------------- */
- $('body').append($self.hide()).append($overlay);
-
-
- /*----------------------------------------------------
- Overlay CSS stuffs
- ---------------------------------------------------- */
-
- // set css of the overlay
- if (opts.showOverlay) {
- setOverlayHeight(); // pulled this into a function because it is called on window resize.
- $overlay.css({ position: 'absolute', width: '100%', top: 0, left: 0, right: 0, bottom: 0, zIndex: (opts.zIndex + 2), display: 'none' });
- if (!$overlay.hasClass('lb_overlay_clear')){
- $overlay.css(opts.overlayCSS);
- }
- }
-
- /*----------------------------------------------------
- Animate it in.
- ---------------------------------------------------- */
- //
- if (opts.showOverlay) {
- $overlay.fadeIn(opts.overlaySpeed, function() {
- setSelfPosition();
- $self[opts.appearEffect](opts.lightboxSpeed, function() { setOverlayHeight(); setSelfPosition(); opts.onLoad()});
- });
- } else {
- setSelfPosition();
- $self[opts.appearEffect](opts.lightboxSpeed, function() { opts.onLoad()});
- }
-
- /*----------------------------------------------------
- Hide parent if parent specified (parentLightbox should be jquery reference to any parent lightbox)
- ---------------------------------------------------- */
- if (opts.parentLightbox) {
- opts.parentLightbox.fadeOut(200);
- }
-
-
- /*----------------------------------------------------
- Bind Events
- ---------------------------------------------------- */
-
- $(window).resize(setOverlayHeight)
- .resize(setSelfPosition)
- .scroll(setSelfPosition);
-
- $(window).bind('keyup.lightbox_me', observeKeyPress);
-
- if (opts.closeClick) {
- $overlay.click(function(e) { closeLightbox(); e.preventDefault; });
- }
- $self.delegate(opts.closeSelector, "click", function(e) {
- closeLightbox(); e.preventDefault();
- });
- $self.bind('close', closeLightbox);
- $self.bind('reposition', setSelfPosition);
-
-
-
- /*--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- */
-
-
- /*----------------------------------------------------
- Private Functions
- ---------------------------------------------------- */
-
- /* Remove or hide all elements */
- function closeLightbox() {
- var s = $self[0].style;
- if (opts.destroyOnClose) {
- $self.add($overlay).remove();
- } else {
- $self.add($overlay).hide();
- }
-
- //show the hidden parent lightbox
- if (opts.parentLightbox) {
- opts.parentLightbox.fadeIn(200);
- }
- if (opts.preventScroll) {
- $('body').css('overflow', '');
- }
- $iframe.remove();
-
- // clean up events.
- $self.undelegate(opts.closeSelector, "click");
- $self.unbind('close', closeLightbox);
- $self.unbind('repositon', setSelfPosition);
-
- $(window).unbind('resize', setOverlayHeight);
- $(window).unbind('resize', setSelfPosition);
- $(window).unbind('scroll', setSelfPosition);
- $(window).unbind('keyup.lightbox_me');
- opts.onClose();
- }
-
-
- /* Function to bind to the window to observe the escape/enter key press */
- function observeKeyPress(e) {
- if((e.keyCode == 27 || (e.DOM_VK_ESCAPE == 27 && e.which==0)) && opts.closeEsc) closeLightbox();
- }
-
-
- /* Set the height of the overlay
- : if the document height is taller than the window, then set the overlay height to the document height.
- : otherwise, just set overlay height: 100%
- */
- function setOverlayHeight() {
- if ($(window).height() < $(document).height()) {
- $overlay.css({height: $(document).height() + 'px'});
- $iframe.css({height: $(document).height() + 'px'});
- } else {
- $overlay.css({height: '100%'});
- }
- }
-
-
- /* Set the position of the modal'd window ($self)
- : if $self is taller than the window, then make it absolutely positioned
- : otherwise fixed
- */
- function setSelfPosition() {
- var s = $self[0].style;
-
- // reset CSS so width is re-calculated for margin-left CSS
- $self.css({left: '50%', marginLeft: ($self.outerWidth() / 2) * -1, zIndex: (opts.zIndex + 3) });
-
-
- /* we have to get a little fancy when dealing with height, because lightbox_me
- is just so fancy.
- */
-
- // if the height of $self is bigger than the window and self isn't already position absolute
- if (($self.height() + 80 >= $(window).height()) && ($self.css('position') != 'absolute')) {
-
- // we are going to make it positioned where the user can see it, but they can still scroll
- // so the top offset is based on the user's scroll position.
- var topOffset = $(document).scrollTop() + 40;
- $self.css({position: 'absolute', top: topOffset + 'px', marginTop: 0})
- } else if ($self.height()+ 80 < $(window).height()) {
- //if the height is less than the window height, then we're gonna make this thing position: fixed.
- if (opts.centered) {
- $self.css({ position: 'fixed', top: '50%', marginTop: ($self.outerHeight() / 2) * -1})
- } else {
- $self.css({ position: 'fixed'}).css(opts.modalCSS);
- }
- if (opts.preventScroll) {
- $('body').css('overflow', 'hidden');
- }
- }
- }
-
- });
-
-
-
- };
-
- $.fn.lightbox_me.defaults = {
-
- // animation
- appearEffect: "fadeIn",
- appearEase: "",
- overlaySpeed: 250,
- lightboxSpeed: 300,
-
- // close
- closeSelector: ".close",
- closeClick: true,
- closeEsc: true,
-
- // behavior
- destroyOnClose: false,
- showOverlay: true,
- parentLightbox: false,
- preventScroll: false,
-
- // callbacks
- onLoad: function() {},
- onClose: function() {},
-
- // style
- classPrefix: 'lb',
- zIndex: 999,
- centered: false,
- modalCSS: {top: '40px'},
- overlayCSS: {background: 'black', opacity: .3}
- }
-})(jQuery);
diff --git a/static/website/js/placeholder.js b/static/website/js/placeholder.js
deleted file mode 100644
index 748afe7..0000000
--- a/static/website/js/placeholder.js
+++ /dev/null
@@ -1,48 +0,0 @@
-(function() {
- CodeMirror.defineOption("placeholder", "", function(cm, val, old) {
- var prev = old && old != CodeMirror.Init;
- if (val && !prev) {
- cm.on("blur", onBlur);
- cm.on("change", onChange);
- onChange(cm);
- } else if (!val && prev) {
- cm.off("blur", onBlur);
- cm.off("change", onChange);
- clearPlaceholder(cm);
- var wrapper = cm.getWrapperElement();
- wrapper.className = wrapper.className.replace(" CodeMirror-empty", "");
- }
-
- if (val && !cm.hasFocus()) onBlur(cm);
- });
-
- function clearPlaceholder(cm) {
- if (cm.state.placeholder) {
- cm.state.placeholder.parentNode.removeChild(cm.state.placeholder);
- cm.state.placeholder = null;
- }
- }
- function setPlaceholder(cm) {
- clearPlaceholder(cm);
- var elt = cm.state.placeholder = document.createElement("pre");
- elt.style.cssText = "height: 0; overflow: visible";
- elt.className = "CodeMirror-placeholder";
- elt.appendChild(document.createTextNode(cm.getOption("placeholder")));
- cm.display.lineSpace.insertBefore(elt, cm.display.lineSpace.firstChild);
- }
-
- function onBlur(cm) {
- if (isEmpty(cm)) setPlaceholder(cm);
- }
- function onChange(cm) {
- var wrapper = cm.getWrapperElement(), empty = isEmpty(cm);
- wrapper.className = wrapper.className.replace(" CodeMirror-empty", "") + (empty ? " CodeMirror-empty" : "");
-
- if (empty) setPlaceholder(cm);
- else clearPlaceholder(cm);
- }
-
- function isEmpty(cm) {
- return (cm.lineCount() === 1) && (cm.getLine(0) === "");
- }
-})();
diff --git a/static/website/js/review.js b/static/website/js/review.js
deleted file mode 100644
index 2ad7634..0000000
--- a/static/website/js/review.js
+++ /dev/null
@@ -1,233 +0,0 @@
-$(document).ready(function() {
-
- var reviewEditor = CodeMirror.fromTextArea(document.getElementById(
- "review-code"), {
- lineNumbers: true,
- lineWrapping: true,
- theme: "monokai",
- readOnly: true,
- extraKeys: {
- "F11": function(cm) {
- cm.setOption("fullScreen", !cm.getOption(
- "fullScreen"));
- },
- "Esc": function(cm) {
- if (cm.getOption("fullScreen")) cm
- .setOption("fullScreen",
- false);
- }
- }
- });
-
- var reviewResult = CodeMirror.fromTextArea(document.getElementById(
- "review-result"), {
- lineWrapping: true,
- theme: "monokai",
- readOnly: true,
- extraKeys: {
- "F11": function(cm) {
- cm.setOption("fullScreen", !cm.getOption(
- "fullScreen"));
- },
- "Esc": function(cm) {
- if (cm.getOption("fullScreen")) cm
- .setOption("fullScreen",
- false);
- }
- }
- });
-
- /* Code Mirror Controls */
- $fullscreen_code = $("#review-fullscreen-code");
- $toggle_code = $("#review-toggle-code");
-
- $fullscreen_code.click(function(e) {
- reviewEditor.setOption("fullScreen", !
- reviewEditor.getOption("fullScreen"));
- reviewEditor.focus();
- e.preventDefault();
- });
-
- $toggle_code.click(function(e) {
- if (reviewEditor.getOption("theme") ==
- "monokai") {
- reviewEditor.setOption("theme", "default");
- } else {
- reviewEditor.setOption("theme", "monokai");
- }
- e.preventDefault();
- });
-
- $fullscreen_result = $("#review-fullscreen-result");
- $toggle_result = $("#review-toggle-result");
-
- $fullscreen_result.click(function(e) {
- reviewResult.setOption("fullScreen", !
- reviewResult.getOption("fullScreen"));
- reviewResult.focus();
- e.preventDefault();
- });
-
- $toggle_result.click(function(e) {
- if (reviewResult.getOption("theme") ==
- "monokai") {
- reviewResult.setOption("theme", "default");
- } else {
- reviewResult.setOption("theme", "monokai");
- }
- e.preventDefault();
- });
- $(document).on("click", "#execute-revision", function() {
- $("#execute-inner").html("Executing...");
- console.log(reviewEditor.getValue());
-
- var send_data = {
- token: $(
- "[name='csrfmiddlewaretoken']"
- ).val(),
- code: reviewEditor.getValue(),
- book_id: $("#books").val() || 0,
- chapter_id: $("#chapters").val() || 0,
- example_id: $("#examples").val() || 0
- };
- $.post("/execute-code", send_data,
- function(data) {
- $("#execute-inner").html(
- "Execute");
- reviewResult.setValue(data.output);
-
- if (data.plot_path) {
- $plot = $("<img>");
- $plot.attr({
- src: data.plot_path,
- width: '90%'
- });
- $plotbox.html($plot);
- $plotbox_wrapper.lightbox_me({
- centered: true
- });
- var dt = $(
- "#examples option:selected"
- ).text();
- $("#plot_download").show();
- $("#plot_download").attr(
- "download", dt +
- '.png');
- $("#plot_download").attr(
- "href", data.plot_path
- );
- }
- });
- });
-
- /* Ajax loader */
- function ajax_loader(key) {
- if (key == "clear") {
- $(".ajax-loader").remove();
- } else {
- $(".ajax-loader").remove();
- $(key).after("<span class='ajax-loader'></span>");
- }
- }
-
- $("#review-control-buttons").hide()
-
- // -----------------------------------------------------
-
- // callback when revision selection changes
- $(document).on("change", "#review-revisions", function() {
-
- $("#category").html("")
- $("#book").html("")
- $("#chapter").html("")
- $("#example").html("")
- $("#commit-message").html("")
-
- $("#review-control-buttons").hide()
- reviewEditor.setValue("")
- reviewResult.setValue("")
-
- if ($(this).val()) {
- ajax_loader(this);
- $.ajax({
- url: 'get_review_revision/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- revision_id: $(this).val()
- },
- success: function(data) {
- reviewEditor.setValue(
- data.code)
- console.log(data)
- $("#category").html(
- `<span><strong>Category: </strong></span>` +
- data.category
- )
- $("#book").html(
- `<span><strong>Textbook: </strong></span>` +
- data.book.book
- )
- $("#chapter").html(
- `<span><strong>Chapter: </strong></span>` +
- data.chapter.name
- )
- $("#example").html(
- `<span><strong>Example: </strong></span>` +
- data.example.caption
- )
- $("#commit-message").html(
- `<span><strong>Commit Message: </strong></span>` +
- data.revision
- .commit_message
- )
-
- $(
- "#review-control-buttons"
- ).show()
-
- ajax_loader("clear");
- }
- });
- }
- });
-
- // callback on pressing push button
- $(document).on("click", "#push", function() {
- $(this).html("pushing..")
-
- $.ajax({
- url: 'get_push_revision/',
- dataType: 'JSON',
- type: 'GET',
- data: {
- code: reviewEditor.getValue(),
- },
- success: function(data) {
- $(this).html(
- 'Push revision')
- alert(data);
- location.reload();
- }
- });
- });
-
- // callback on pressing remove button
- $(document).on("click", "#remove", function() {
- $(this).html("removing..")
-
- $.ajax({
- url: 'get_remove_revision/',
- dataType: 'JSON',
- type: 'GET',
- data: {},
- success: function(data) {
- $(this).html(
- 'Remove revision'
- );
- alert(data);
- location.reload();
- }
- });
- });
-});
generated by cgit (git 2.34.1) at 2024-12-20 19:35:10 +0000