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/**
* $Id: mxForm.js,v 1.16 2010-10-08 04:21:45 david Exp $
* Copyright (c) 2006-2010, Gaudenz Alder, David Benson
*/
/**
* Class: mxForm
*
* A simple class for creating HTML forms.
*
* Constructor: mxForm
*
* Creates a HTML table using the specified classname.
*/
function mxForm(className)
{
this.table = document.createElement('table');
this.table.className = className;
this.body = document.createElement('tbody');
this.table.appendChild(this.body);
};
/**
* Variable: table
*
* Holds the DOM node that represents the table.
*/
mxForm.prototype.table = null;
/**
* Variable: body
*
* Holds the DOM node that represents the tbody (table body). New rows
* can be added to this object using DOM API.
*/
mxForm.prototype.body = false;
/**
* Function: getTable
*
* Returns the table that contains this form.
*/
mxForm.prototype.getTable = function()
{
return this.table;
};
/**
* Function: addButtons
*
* Helper method to add an OK and Cancel button using the respective
* functions.
*/
mxForm.prototype.addButtons = function(okFunct, cancelFunct)
{
var tr = document.createElement('tr');
var td = document.createElement('td');
tr.appendChild(td);
td = document.createElement('td');
// Adds the ok button
var button = document.createElement('button');
mxUtils.write(button, mxResources.get('ok') || 'OK');
td.appendChild(button);
mxEvent.addListener(button, 'click', function()
{
okFunct();
});
// Adds the cancel button
button = document.createElement('button');
mxUtils.write(button, mxResources.get('cancel') || 'Cancel');
td.appendChild(button);
mxEvent.addListener(button, 'click', function()
{
cancelFunct();
});
tr.appendChild(td);
this.body.appendChild(tr);
};
/**
* Function: addText
*
* Adds a textfield for the given name and value and returns the textfield.
*/
mxForm.prototype.addText = function(name, value)
{
var input = document.createElement('input');
input.setAttribute('type', 'text');
input.value = value;
return this.addField(name, input);
};
/**
* Function: addCheckbox
*
* Adds a checkbox for the given name and value and returns the textfield.
*/
mxForm.prototype.addCheckbox = function(name, value)
{
var input = document.createElement('input');
input.setAttribute('type', 'checkbox');
this.addField(name, input);
// IE can only change the checked value if the input is inside the DOM
if (value)
{
input.checked = true;
}
return input;
};
/**
* Function: addTextarea
*
* Adds a textarea for the given name and value and returns the textarea.
*/
mxForm.prototype.addTextarea = function(name, value, rows)
{
var input = document.createElement('textarea');
if (mxClient.IS_NS)
{
rows--;
}
input.setAttribute('rows', rows || 2);
input.value = value;
return this.addField(name, input);
};
/**
* Function: addCombo
*
* Adds a combo for the given name and returns the combo.
*/
mxForm.prototype.addCombo = function(name, isMultiSelect, size)
{
var select = document.createElement('select');
if (size != null)
{
select.setAttribute('size', size);
}
if (isMultiSelect)
{
select.setAttribute('multiple', 'true');
}
return this.addField(name, select);
};
/**
* Function: addOption
*
* Adds an option for the given label to the specified combo.
*/
mxForm.prototype.addOption = function(combo, label, value, isSelected)
{
var option = document.createElement('option');
mxUtils.writeln(option, label);
option.setAttribute('value', value);
if (isSelected)
{
option.setAttribute('selected', isSelected);
}
combo.appendChild(option);
};
/**
* Function: addField
*
* Adds a new row with the name and the input field in two columns and
* returns the given input.
*/
mxForm.prototype.addField = function(name, input)
{
var tr = document.createElement('tr');
var td = document.createElement('td');
mxUtils.write(td, name);
tr.appendChild(td);
td = document.createElement('td');
td.appendChild(input);
tr.appendChild(td);
this.body.appendChild(tr);
return input;
};
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