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Diffstat (limited to 'ldmicro/helpdialog.cpp')
| -rw-r--r-- | ldmicro/helpdialog.cpp | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/ldmicro/helpdialog.cpp b/ldmicro/helpdialog.cpp new file mode 100644 index 0000000..cf23caa --- /dev/null +++ b/ldmicro/helpdialog.cpp @@ -0,0 +1,308 @@ +//----------------------------------------------------------------------------- +// Copyright 2007 Jonathan Westhues +// +// This file is part of LDmicro. +// +// LDmicro is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// LDmicro is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with LDmicro. If not, see <http://www.gnu.org/licenses/>. +//------ +// +// Window to show our internal help. Roll my own using a rich edit control so +// that I don't have to distribute a separate Windows Help or HTML file; the +// manual is compiled in to the exe. Do pretty syntax highlighting style +// colours. +// Jonathan Westhues, Dec 2004 +//----------------------------------------------------------------------------- +#include "linuxUI.h" +#include <stdio.h> +#include <stdlib.h> +//#include <commctrl.h> +#include <richedit.h> + +#include "ldmicro.h" + +extern char *HelpText[]; +extern char *HelpTextDe[]; +extern char *HelpTextFr[]; +extern char *HelpTextTr[]; + +static char *AboutText[] = { +"", +"ABOUT LDMICRO", +"=============", +"", +"LDmicro is a ladder logic editor, simulator and compiler for 8-bit", +"microcontrollers. It can generate native code for Atmel AVR and Microchip", +"PIC16 CPUs from a ladder diagram.", +"", +"This program is free software: you can redistribute it and/or modify it", +"under the terms of the GNU General Public License as published by the", +"Free Software Foundation, either version 3 of the License, or (at your", +"option) any later version.", +"", +"This program is distributed in the hope that it will be useful, but", +"WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY", +"or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License", +"for more details.", +"", +"You should have received a copy of the GNU General Public License along", +"with this program. If not, see <http://www.gnu.org/licenses/>.", +"", +"The source code for LDmicro is available at", +"", +" http://cq.cx/ladder.pl", +"", +"Copyright 2005-2010 Jonathan Westhues", +"Release 2.2, built " __TIME__ " " __DATE__ ".", +"", +"Email: user jwesthues, at host cq.cx", +"", +NULL +}; + +static char **Text[] = { +#if defined(LDLANG_EN) || \ + defined(LDLANG_ES) || \ + defined(LDLANG_IT) || \ + defined(LDLANG_PT) + HelpText, +#elif defined(LDLANG_DE) + HelpTextDe, +#elif defined(LDLANG_FR) + HelpTextFr, +#elif defined(LDLANG_TR) + HelpTextTr, +#else +# error "Bad language" +#endif + + // Let's always keep the about text in English. + AboutText +}; + +static HWND HelpDialog[2]; +static HWND RichEdit[2]; + +static BOOL HelpWindowOpen[2]; + +static int TitleHeight; + +#define RICH_EDIT_HEIGHT(h) \ + ((((h) - 3 + (FONT_HEIGHT/2)) / FONT_HEIGHT) * FONT_HEIGHT) + +static void SizeRichEdit(int a) +{ + RECT r; + GetClientRect(HelpDialog[a], &r); + + SetWindowPos(RichEdit[a], HWND_TOP, 6, 3, r.right - 6, + RICH_EDIT_HEIGHT(r.bottom), 0); +} + +static BOOL Resizing(RECT *r, int wParam) +{ + BOOL touched = FALSE; + if(r->right - r->left < 650) { + int diff = 650 - (r->right - r->left); + if(wParam == WMSZ_RIGHT || wParam == WMSZ_TOPRIGHT || + wParam == WMSZ_BOTTOMRIGHT) + { + r->right += diff; + } else { + r->left -= diff; + } + touched = TRUE; + } + + if(!(wParam == WMSZ_LEFT || wParam == WMSZ_RIGHT)) { + int h = r->bottom - r->top - TitleHeight - 5; + if(RICH_EDIT_HEIGHT(h) != h) { + int diff = h - RICH_EDIT_HEIGHT(h); + if(wParam == WMSZ_TOP || wParam == WMSZ_TOPRIGHT || + wParam == WMSZ_TOPLEFT) + { + r->top += diff; + } else { + r->bottom -= diff; + } + touched = TRUE; + } + } + + return !touched; +} + +static void MakeControls(int a) +{ + HMODULE re = LoadLibrary("RichEd20.dll"); + if(!re) oops(); + + RichEdit[a] = CreateWindowEx(0, RICHEDIT_CLASS, + "", WS_CHILD | WS_CLIPSIBLINGS | WS_VISIBLE | ES_READONLY | + ES_MULTILINE | WS_VSCROLL, + 0, 0, 100, 100, HelpDialog[a], NULL, Instance, NULL); + + SendMessage(RichEdit[a], WM_SETFONT, (WPARAM)FixedWidthFont, TRUE); + SendMessage(RichEdit[a], EM_SETBKGNDCOLOR, (WPARAM)0, RGB(0, 0, 0)); + + SizeRichEdit(a); + + int i; + BOOL nextSubHead = FALSE; + for(i = 0; Text[a][i]; i++) { + char *s = Text[a][i]; + + CHARFORMAT cf; + cf.cbSize = sizeof(cf); + cf.dwMask = CFM_BOLD | CFM_COLOR; + cf.dwEffects = 0; + if((s[0] == '=') || + (Text[a][i+1] && Text[a][i+1][0] == '=')) + { + cf.crTextColor = RGB(255, 255, 110); + } else if(s[3] == '|' && s[4] == '|') { + cf.crTextColor = RGB(255, 110, 255); + } else if(s[0] == '>' || nextSubHead) { + // Need to make a copy because the strings we are passed aren't + // mutable. + char copy[1024]; + if(strlen(s) >= sizeof(copy)) oops(); + strcpy(copy, s); + + int j; + for(j = 1; copy[j]; j++) { + if(copy[j] == ' ' && copy[j-1] == ' ') + break; + } + BOOL justHeading = (copy[j] == '\0'); + copy[j] = '\0'; + cf.crTextColor = RGB(110, 255, 110); + SendMessage(RichEdit[a], EM_SETCHARFORMAT, SCF_SELECTION, + (LPARAM)&cf); + SendMessage(RichEdit[a], EM_REPLACESEL, (WPARAM)FALSE, + (LPARAM)copy); + SendMessage(RichEdit[a], EM_SETSEL, (WPARAM)-1, (LPARAM)-1); + + // Special case if there's nothing except title on the line + if(!justHeading) { + copy[j] = ' '; + } + s += j; + cf.crTextColor = RGB(255, 110, 255); + nextSubHead = !nextSubHead; + } else { + cf.crTextColor = RGB(255, 255, 255); + } + + SendMessage(RichEdit[a], EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&cf); + SendMessage(RichEdit[a], EM_REPLACESEL, (WPARAM)FALSE, (LPARAM)s); + SendMessage(RichEdit[a], EM_SETSEL, (WPARAM)-1, (LPARAM)-1); + + if(Text[a][i+1]) { + SendMessage(RichEdit[a], EM_REPLACESEL, FALSE, (LPARAM)"\r\n"); + SendMessage(RichEdit[a], EM_SETSEL, (WPARAM)-1, (LPARAM)-1); + } + } + + SendMessage(RichEdit[a], EM_SETSEL, (WPARAM)0, (LPARAM)0); +} + +//----------------------------------------------------------------------------- +// Window proc for the help dialog. +//----------------------------------------------------------------------------- +static LRESULT CALLBACK HelpProc(HWND hwnd, UINT msg, WPARAM wParam, + LPARAM lParam) +{ + int a = (hwnd == HelpDialog[0] ? 0 : 1); + switch (msg) { + case WM_SIZING: { + RECT *r = (RECT *)lParam; + return Resizing(r, wParam); + break; + } + case WM_SIZE: + SizeRichEdit(a); + break; + + case WM_ACTIVATE: + case WM_KEYDOWN: + SetFocus(RichEdit[a]); + break; + + case WM_DESTROY: + case WM_CLOSE: + HelpWindowOpen[a] = FALSE; + // fall through + default: + return DefWindowProc(hwnd, msg, wParam, lParam); + } + + return 1; +} + +//----------------------------------------------------------------------------- +// Create the class for the help window. +//----------------------------------------------------------------------------- +static void MakeClass(void) +{ + WNDCLASSEX wc; + memset(&wc, 0, sizeof(wc)); + wc.cbSize = sizeof(wc); + + wc.style = CS_BYTEALIGNCLIENT | CS_BYTEALIGNWINDOW | CS_OWNDC | + CS_DBLCLKS; + wc.lpfnWndProc = (WNDPROC)HelpProc; + wc.hInstance = Instance; + wc.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH); + wc.lpszClassName = "LDmicroHelp"; + wc.lpszMenuName = NULL; + wc.hCursor = LoadCursor(NULL, IDC_ARROW); + wc.hIcon = (HICON)LoadImage(Instance, MAKEINTRESOURCE(4000), + IMAGE_ICON, 32, 32, 0); + wc.hIconSm = (HICON)LoadImage(Instance, MAKEINTRESOURCE(4000), + IMAGE_ICON, 16, 16, 0); + + RegisterClassEx(&wc); +} + +void ShowHelpDialog(BOOL about) +{ + int a = about ? 1 : 0; + if(HelpWindowOpen[a]) { + SetForegroundWindow(HelpDialog[a]); + return; + } + + MakeClass(); + + char *s = about ? "About LDmicro" : "LDmicro Help"; + HelpDialog[a] = CreateWindowEx(0, "LDmicroHelp", s, + WS_OVERLAPPED | WS_SYSMENU | WS_THICKFRAME | WS_MINIMIZEBOX | + WS_SIZEBOX, + 100, 100, 650, 300+10*FONT_HEIGHT, NULL, NULL, Instance, NULL); + MakeControls(a); + + ShowWindow(HelpDialog[a], TRUE); + SetFocus(RichEdit[a]); + + HelpWindowOpen[a] = TRUE; + + RECT r; + GetClientRect(HelpDialog[a], &r); + TitleHeight = 300 - r.bottom; + + GetWindowRect(HelpDialog[a], &r); + Resizing(&r, WMSZ_TOP); + SetWindowPos(HelpDialog[a], HWND_TOP, r.left, r.top, r.right - r.left, + r.bottom - r.top, 0); +} |