programs/wordpad/wordpad.c

   1 /*
   2  * Wordpad implementation
   3  *
   4  * Copyright 2004 by Krzysztof Foltman
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define WIN32_LEAN_AND_MEAN
  22 #define _WIN32_IE 0x0400
  23
  24 #define MAX_STRING_LEN 255
  25
  26 #include <stdarg.h>
  27 #include <ctype.h>
  28 #include <stdio.h>
  29 #include <assert.h>
  30
  31 #include <windows.h>
  32 #include <richedit.h>
  33 #include <commctrl.h>
  34 #include <commdlg.h>
  35
  36 #include "resource.h"
  37
  38 /* use LoadString */
  39 static const WCHAR xszAppTitle[] = {'W','i','n','e',' ','W','o','r','d','p','a','d',0};
  40 static const WCHAR xszMainMenu[] = {'M','A','I','N','M','E','N','U',0};
  41
  42 static const WCHAR wszRichEditClass[] = {'R','I','C','H','E','D','I','T','2','0','W',0};
  43 static const WCHAR wszMainWndClass[] = {'W','O','R','D','P','A','D','T','O','P',0};
  44 static const WCHAR wszAppTitle[] = {'W','i','n','e',' ','W','o','r','d','p','a','d',0};
  45
  46 static HWND hMainWnd;
  47 static HWND hEditorWnd;
  48
  49 static char szFilter[MAX_STRING_LEN];
  50
  51 /* Load string resources */
  52 static void DoLoadStrings(void)
  53 {
  54     LPSTR p = szFilter;
  55     char files_rtf[] = "*.rtf";
  56     char files_txt[] = "*.txt";
  57     char files_all[] = "*.*";
  58     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hMainWnd, GWLP_HINSTANCE);
  59
  60     LoadString(hInstance, STRING_RICHTEXT_FILES_RTF, p, MAX_STRING_LEN);
  61     p += strlen(p) + 1;
  62     lstrcpy(p, files_rtf);
  63     p += strlen(p) + 1;
  64     LoadString(hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
  65     p += strlen(p) + 1;
  66     lstrcpy(p, files_txt);
  67     p += strlen(p) + 1;
  68     LoadString(hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
  69     p += strlen(p) + 1;
  70     lstrcpy(p, files_all);
  71     p += strlen(p) + 1;
  72     *p = '\0';
  73 }
  74
  75 static void AddButton(HWND hwndToolBar, int nImage, int nCommand)
  76 {
  77     TBBUTTON button;
  78
  79     ZeroMemory(&button, sizeof(button));
  80     button.iBitmap = nImage;
  81     button.idCommand = nCommand;
  82     button.fsState = TBSTATE_ENABLED;
  83     button.fsStyle = TBSTYLE_BUTTON;
  84     button.dwData = 0;
  85     button.iString = -1;
  86     SendMessage(hwndToolBar, TB_ADDBUTTONS, 1, (LPARAM)&button);
  87 }
  88
  89 static void AddSeparator(HWND hwndToolBar)
  90 {
  91     TBBUTTON button;
  92
  93     ZeroMemory(&button, sizeof(button));
  94     button.iBitmap = -1;
  95     button.idCommand = 0;
  96     button.fsState = 0;
  97     button.fsStyle = TBSTYLE_SEP;
  98     button.dwData = 0;
  99     button.iString = -1;
 100     SendMessage(hwndToolBar, TB_ADDBUTTONS, 1, (LPARAM)&button);
 101 }
 102
 103 static DWORD CALLBACK stream_in(DWORD_PTR cookie, LPBYTE buffer, LONG cb, LONG *pcb)
 104 {
 105     HANDLE hFile = (HANDLE)cookie;
 106     DWORD read;
 107
 108     if(!ReadFile(hFile, buffer, cb, &read, 0))
 109         return 1;
 110
 111     *pcb = read;
 112
 113     return 0;
 114 }
 115
 116 static DWORD CALLBACK stream_out(DWORD_PTR cookie, LPBYTE buffer, LONG cb, LONG *pcb)
 117 {
 118     DWORD written;
 119     int ret;
 120     HANDLE hFile = (HANDLE)cookie;
 121
 122     ret = WriteFile(hFile, buffer, cb, &written, 0);
 123
 124     if(!ret || (cb != written))
 125         return 1;
 126
 127     *pcb = cb;
 128
 129     return 0;
 130 }
 131
 132 static WCHAR wszFileName[MAX_PATH];
 133
 134 static void set_caption(LPCWSTR wszNewFileName)
 135 {
 136     static const WCHAR wszSeparator[] = {' ','-',' ','\0'};
 137     WCHAR wszCaption[MAX_PATH];
 138
 139     if(wszNewFileName)
 140     {
 141         lstrcpyW(wszCaption, wszNewFileName);
 142         lstrcatW(wszCaption, wszSeparator);
 143         lstrcatW(wszCaption, wszAppTitle);
 144         SetWindowTextW(hMainWnd, wszCaption);
 145     } else
 146     {
 147         SetWindowTextW(hMainWnd, wszAppTitle);
 148     }
 149 }
 150
 151 static void DoOpenFile(LPCWSTR szOpenFileName)
 152 {
 153     HANDLE hFile;
 154     EDITSTREAM es;
 155
 156     hFile = CreateFileW(szOpenFileName, GENERIC_READ, FILE_SHARE_READ, NULL,
 157                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 158     if (hFile == INVALID_HANDLE_VALUE)
 159         return;
 160
 161     es.dwCookie = (DWORD_PTR)hFile;
 162     es.pfnCallback = stream_in;
 163
 164     /* FIXME: Handle different file formats */
 165     SendMessageW(hEditorWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
 166
 167     CloseHandle(hFile);
 168
 169     SetFocus(hEditorWnd);
 170
 171     set_caption(szOpenFileName);
 172
 173     lstrcpyW(wszFileName, szOpenFileName);
 174 }
 175
 176 static void DialogOpenFile(void)
 177 {
 178     OPENFILENAME ofn;
 179
 180     char szFile[MAX_PATH] = "";
 181     char szDefExt[] = "rtf";
 182
 183     ZeroMemory(&ofn, sizeof(ofn));
 184
 185     ofn.lStructSize = sizeof(ofn);
 186     ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST;
 187     ofn.hwndOwner = hMainWnd;
 188     ofn.lpstrFilter = szFilter;
 189     ofn.lpstrFile = szFile;
 190     ofn.nMaxFile = MAX_PATH;
 191     ofn.lpstrDefExt = szDefExt;
 192
 193     if(GetOpenFileName(&ofn))
 194     {
 195         WCHAR szOpenFile[MAX_PATH];
 196
 197         MultiByteToWideChar(CP_ACP, 0, ofn.lpstrFile, MAX_PATH, szOpenFile, sizeof(szOpenFile)/sizeof(szOpenFile[0]));
 198
 199         DoOpenFile(szOpenFile);
 200     }
 201 }
 202
 203 static void DoSaveFile(LPCWSTR wszSaveFileName)
 204 {
 205     HANDLE hFile;
 206     EDITSTREAM stream;
 207     LRESULT ret;
 208
 209     hFile = CreateFileW(wszSaveFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
 210         FILE_ATTRIBUTE_NORMAL, NULL);
 211
 212     if(hFile == INVALID_HANDLE_VALUE)
 213         return;
 214
 215     stream.dwCookie = (DWORD_PTR)hFile;
 216     stream.pfnCallback = stream_out;
 217
 218     /* FIXME: Handle different formats */
 219     ret = SendMessageW(hEditorWnd, EM_STREAMOUT, SF_RTF, (LPARAM)&stream);
 220
 221     CloseHandle(hFile);
 222
 223     SetFocus(hEditorWnd);
 224
 225     if(!ret)
 226         return;
 227
 228     lstrcpyW(wszFileName, wszSaveFileName);
 229     set_caption(wszFileName);
 230 }
 231
 232 static void HandleCommandLine(LPWSTR cmdline)
 233 {
 234     WCHAR delimiter;
 235     int opt_print = 0;
 236
 237     /* skip white space */
 238     while (*cmdline == ' ') cmdline++;
 239
 240     /* skip executable name */
 241     delimiter = (*cmdline == '"' ? '"' : ' ');
 242
 243     if (*cmdline == delimiter) cmdline++;
 244     while (*cmdline && *cmdline != delimiter) cmdline++;
 245     if (*cmdline == delimiter) cmdline++;
 246
 247     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 248     {
 249         WCHAR option;
 250
 251         if (*cmdline++ == ' ') continue;
 252
 253         option = *cmdline;
 254         if (option) cmdline++;
 255         while (*cmdline == ' ') cmdline++;
 256
 257         switch (option)
 258         {
 259             case 'p':
 260             case 'P':
 261                 opt_print = 1;
 262                 break;
 263         }
 264     }
 265
 266     if (*cmdline)
 267     {
 268         /* file name is passed on the command line */
 269         if (cmdline[0] == '"')
 270         {
 271             cmdline++;
 272             cmdline[lstrlenW(cmdline) - 1] = 0;
 273         }
 274         DoOpenFile(cmdline);
 275         InvalidateRect(hMainWnd, NULL, FALSE);
 276     }
 277
 278     if (opt_print)
 279         MessageBox(hMainWnd, "Printing not implemented", "WordPad", MB_OK);
 280 }
 281
 282 static void DoDefaultFont(void)
 283 {
 284     static const WCHAR szFaceName[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n',0};
 285     CHARFORMAT2W fmt;
 286
 287     ZeroMemory(&fmt, sizeof(fmt));
 288
 289     fmt.cbSize = sizeof(fmt);
 290     fmt.dwMask = CFM_FACE;
 291
 292     lstrcpyW(fmt.szFaceName, szFaceName);
 293
 294     SendMessage(hEditorWnd, EM_SETCHARFORMAT,  SCF_DEFAULT, (LPARAM)&fmt);
 295 }
 296
 297 static LRESULT OnCreate( HWND hWnd, WPARAM wParam, LPARAM lParam)
 298 {
 299     HWND hToolBarWnd, hReBarWnd;
 300     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hWnd, GWLP_HINSTANCE);
 301     HANDLE hDLL;
 302     TBADDBITMAP ab;
 303     int nStdBitmaps = 0;
 304     REBARINFO rbi;
 305     REBARBANDINFO rbb;
 306
 307     CreateStatusWindow(CCS_NODIVIDER|WS_CHILD|WS_VISIBLE, "RichEdit text", hWnd, IDC_STATUSBAR);
 308
 309     hReBarWnd = CreateWindowEx(WS_EX_TOOLWINDOW, REBARCLASSNAME, NULL,
 310       CCS_NODIVIDER|WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_CLIPCHILDREN|RBS_VARHEIGHT|CCS_TOP,
 311       CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, hWnd, (HMENU)IDC_REBAR, hInstance, NULL);
 312
 313     rbi.cbSize = sizeof(rbi);
 314     rbi.fMask = 0;
 315     rbi.himl = NULL;
 316     if(!SendMessage(hReBarWnd, RB_SETBARINFO, 0, (LPARAM)&rbi))
 317         return -1;
 318
 319     hToolBarWnd = CreateToolbarEx(hReBarWnd, CCS_NOPARENTALIGN|CCS_NOMOVEY|WS_VISIBLE|WS_CHILD|TBSTYLE_TOOLTIPS|TBSTYLE_BUTTON,
 320       IDC_TOOLBAR,
 321       6, hInstance, IDB_TOOLBAR,
 322       NULL, 0,
 323       24, 24, 16, 16, sizeof(TBBUTTON));
 324
 325     ab.hInst = HINST_COMMCTRL;
 326     ab.nID = IDB_STD_SMALL_COLOR;
 327     nStdBitmaps = SendMessage(hToolBarWnd, TB_ADDBITMAP, 6, (LPARAM)&ab);
 328     AddButton(hToolBarWnd, nStdBitmaps+STD_FILENEW, ID_FILE_NEW);
 329     AddButton(hToolBarWnd, nStdBitmaps+STD_FILEOPEN, ID_FILE_OPEN);
 330     AddButton(hToolBarWnd, nStdBitmaps+STD_FILESAVE, ID_FILE_SAVE);
 331     AddSeparator(hToolBarWnd);
 332     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINT, ID_PRINT);
 333     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINTPRE, ID_PREVIEW);
 334     AddSeparator(hToolBarWnd);
 335     AddButton(hToolBarWnd, nStdBitmaps+STD_FIND, ID_FIND);
 336     AddSeparator(hToolBarWnd);
 337     AddButton(hToolBarWnd, nStdBitmaps+STD_CUT, ID_EDIT_CUT);
 338     AddButton(hToolBarWnd, nStdBitmaps+STD_COPY, ID_EDIT_COPY);
 339     AddButton(hToolBarWnd, nStdBitmaps+STD_PASTE, ID_EDIT_PASTE);
 340     AddButton(hToolBarWnd, nStdBitmaps+STD_UNDO, ID_EDIT_UNDO);
 341     AddButton(hToolBarWnd, nStdBitmaps+STD_REDOW, ID_EDIT_REDO);
 342     AddSeparator(hToolBarWnd);
 343     AddButton(hToolBarWnd, 0, ID_FORMAT_BOLD);
 344     AddButton(hToolBarWnd, 1, ID_FORMAT_ITALIC);
 345     AddButton(hToolBarWnd, 2, ID_FORMAT_UNDERLINE);
 346     AddSeparator(hToolBarWnd);
 347     AddButton(hToolBarWnd, 3, ID_ALIGN_LEFT);
 348     AddButton(hToolBarWnd, 4, ID_ALIGN_CENTER);
 349     AddButton(hToolBarWnd, 5, ID_ALIGN_RIGHT);
 350
 351     SendMessage(hToolBarWnd, TB_ADDSTRING, 0, (LPARAM)"Exit\0");
 352     SendMessage(hToolBarWnd, TB_AUTOSIZE, 0, 0);
 353
 354     rbb.cbSize = sizeof(rbb);
 355     rbb.fMask = RBBIM_SIZE | RBBIM_CHILDSIZE | RBBIM_CHILD | RBBIM_STYLE;
 356     rbb.fStyle = RBBS_CHILDEDGE;
 357     rbb.cx = 500;
 358     rbb.hwndChild = hToolBarWnd;
 359     rbb.cxMinChild = 0;
 360     rbb.cyChild = rbb.cyMinChild = HIWORD(SendMessage(hToolBarWnd, TB_GETBUTTONSIZE, 0, 0));
 361
 362     SendMessage(hReBarWnd, RB_INSERTBAND, -1, (LPARAM)&rbb);
 363
 364     hDLL = LoadLibrary("RICHED20.DLL");
 365     assert(hDLL);
 366
 367     hEditorWnd = CreateWindowExW(WS_EX_CLIENTEDGE, wszRichEditClass, NULL,
 368       WS_CHILD|WS_VISIBLE|ES_MULTILINE|ES_AUTOVSCROLL|ES_WANTRETURN|WS_VSCROLL,
 369       0, 0, 1000, 100, hWnd, (HMENU)IDC_EDITOR, hInstance, NULL);
 370     if (!hEditorWnd)
 371     {
 372         fprintf(stderr, "Error code %u\n", GetLastError());
 373         return -1;
 374     }
 375     assert(hEditorWnd);
 376
 377     SetFocus(hEditorWnd);
 378     SendMessage(hEditorWnd, EM_SETEVENTMASK, 0, ENM_SELCHANGE);
 379
 380     DoDefaultFont();
 381
 382     DoLoadStrings();
 383
 384     return 0;
 385 }
 386
 387 static LRESULT OnUser( HWND hWnd, WPARAM wParam, LPARAM lParam)
 388 {
 389     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 390     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 391     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 392     int from, to;
 393     CHARFORMAT2W fmt;
 394     PARAFORMAT2 pf;
 395
 396     ZeroMemory(&fmt, sizeof(fmt));
 397     fmt.cbSize = sizeof(fmt);
 398
 399     ZeroMemory(&pf, sizeof(pf));
 400     pf.cbSize = sizeof(pf);
 401
 402     SendMessage(hwndEditor, EM_GETCHARFORMAT, TRUE, (LPARAM)&fmt);
 403
 404     SendMessage(hwndEditor, EM_GETSEL, (WPARAM)&from, (LPARAM)&to);
 405     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_UNDO,
 406       SendMessage(hwndEditor, EM_CANUNDO, 0, 0));
 407     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_REDO,
 408       SendMessage(hwndEditor, EM_CANREDO, 0, 0));
 409     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_CUT, from == to ? 0 : 1);
 410     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_COPY, from == to ? 0 : 1);
 411     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_BOLD, (fmt.dwMask & CFM_BOLD) && (fmt.dwEffects & CFE_BOLD));
 412     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_BOLD, !(fmt.dwMask & CFM_BOLD));
 413     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_ITALIC, (fmt.dwMask & CFM_ITALIC) && (fmt.dwEffects & CFE_ITALIC));
 414     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_ITALIC, !(fmt.dwMask & CFM_ITALIC));
 415     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_UNDERLINE, (fmt.dwMask & CFM_UNDERLINE) && (fmt.dwEffects & CFE_UNDERLINE));
 416     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_UNDERLINE, !(fmt.dwMask & CFM_UNDERLINE));
 417
 418     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 419     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_LEFT, (pf.wAlignment == PFA_LEFT));
 420     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_CENTER, (pf.wAlignment == PFA_CENTER));
 421     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_RIGHT, (pf.wAlignment == PFA_RIGHT));
 422
 423     return 0;
 424 }
 425
 426 static LRESULT OnNotify( HWND hWnd, WPARAM wParam, LPARAM lParam)
 427 {
 428     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 429     NMHDR *pHdr = (NMHDR *)lParam;
 430
 431     if (pHdr->hwndFrom != hwndEditor)
 432         return 0;
 433
 434     if (pHdr->code == EN_SELCHANGE)
 435     {
 436         SELCHANGE *pSC = (SELCHANGE *)lParam;
 437         char buf[128];
 438
 439         sprintf( buf,"selection = %d..%d, line count=%ld",
 440                  pSC->chrg.cpMin, pSC->chrg.cpMax,
 441         SendMessage(hwndEditor, EM_GETLINECOUNT, 0, 0));
 442         SetWindowText(GetDlgItem(hWnd, IDC_STATUSBAR), buf);
 443         SendMessage(hWnd, WM_USER, 0, 0);
 444         return 1;
 445     }
 446     return 0;
 447 }
 448
 449 static LRESULT OnCommand( HWND hWnd, WPARAM wParam, LPARAM lParam)
 450 {
 451     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 452
 453     if ((HWND)lParam == hwndEditor)
 454         return 0;
 455
 456     switch(LOWORD(wParam))
 457     {
 458     case ID_FILE_EXIT:
 459         PostMessage(hWnd, WM_CLOSE, 0, 0);
 460         break;
 461
 462     case ID_FILE_NEW:
 463         SetWindowTextA(hwndEditor, "");
 464         set_caption(NULL);
 465         wszFileName[0] = '\0';
 466         /* FIXME: set default format too */
 467         break;
 468
 469     case ID_FILE_OPEN:
 470         DialogOpenFile();
 471         break;
 472
 473     case ID_FILE_SAVE:
 474         if(wszFileName[0])
 475             DoSaveFile(wszFileName);
 476         else
 477             MessageBox(hWnd, "Can only save existing for now", "WordPad", MB_OK);
 478         break;
 479
 480     case ID_PRINT:
 481     case ID_PREVIEW:
 482     case ID_FIND:
 483         MessageBox(hWnd, "Not implemented", "WordPad", MB_OK);
 484         break;
 485
 486     case ID_FORMAT_BOLD:
 487     case ID_FORMAT_ITALIC:
 488     case ID_FORMAT_UNDERLINE:
 489         {
 490         CHARFORMAT2W fmt;
 491         int mask = CFM_BOLD;
 492         if (LOWORD(wParam) == ID_FORMAT_ITALIC) mask = CFM_ITALIC;
 493         if (LOWORD(wParam) == ID_FORMAT_UNDERLINE) mask = CFM_UNDERLINE;
 494
 495         ZeroMemory(&fmt, sizeof(fmt));
 496         fmt.cbSize = sizeof(fmt);
 497         SendMessage(hwndEditor, EM_GETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 498         if (!(fmt.dwMask&mask))
 499             fmt.dwEffects |= mask;
 500         else
 501             fmt.dwEffects ^= mask;
 502         fmt.dwMask = mask;
 503         SendMessage(hwndEditor, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 504         break;
 505         }
 506
 507     case ID_EDIT_CUT:
 508         PostMessage(hwndEditor, WM_CUT, 0, 0);
 509         break;
 510
 511     case ID_EDIT_COPY:
 512         PostMessage(hwndEditor, WM_COPY, 0, 0);
 513         break;
 514
 515     case ID_EDIT_PASTE:
 516         PostMessage(hwndEditor, WM_PASTE, 0, 0);
 517         break;
 518
 519     case ID_EDIT_CLEAR:
 520         PostMessage(hwndEditor, WM_CLEAR, 0, 0);
 521         break;
 522
 523     case ID_EDIT_SELECTALL:
 524         {
 525         CHARRANGE range = {0, -1};
 526         SendMessage(hwndEditor, EM_EXSETSEL, 0, (LPARAM)&range);
 527         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 528         return 0;
 529         }
 530
 531     case ID_EDIT_GETTEXT:
 532         {
 533         int nLen = GetWindowTextLengthW(hwndEditor);
 534         LPWSTR data = HeapAlloc( GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR) );
 535         TEXTRANGEW tr;
 536
 537         GetWindowTextW(hwndEditor, data, nLen+1);
 538         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 539
 540         HeapFree( GetProcessHeap(), 0, data);
 541         data = HeapAlloc(GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR));
 542         tr.chrg.cpMin = 0;
 543         tr.chrg.cpMax = nLen;
 544         tr.lpstrText = data;
 545         SendMessage (hwndEditor, EM_GETTEXTRANGE, 0, (LPARAM)&tr);
 546         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 547         HeapFree( GetProcessHeap(), 0, data );
 548
 549         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 550         return 0;
 551         }
 552
 553     case ID_EDIT_CHARFORMAT:
 554     case ID_EDIT_DEFCHARFORMAT:
 555         {
 556         CHARFORMAT2W cf;
 557         LRESULT i;
 558         ZeroMemory(&cf, sizeof(cf));
 559         cf.cbSize = sizeof(cf);
 560         cf.dwMask = 0;
 561         i = SendMessage(hwndEditor, EM_GETCHARFORMAT,
 562                         LOWORD(wParam) == ID_EDIT_CHARFORMAT, (LPARAM)&cf);
 563         return 0;
 564         }
 565
 566     case ID_EDIT_PARAFORMAT:
 567         {
 568         PARAFORMAT2 pf;
 569         ZeroMemory(&pf, sizeof(pf));
 570         pf.cbSize = sizeof(pf);
 571         SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 572         return 0;
 573         }
 574
 575     case ID_EDIT_SELECTIONINFO:
 576         {
 577         CHARRANGE range = {0, -1};
 578         char buf[128];
 579         WCHAR *data = NULL;
 580
 581         SendMessage(hwndEditor, EM_EXGETSEL, 0, (LPARAM)&range);
 582         data = HeapAlloc(GetProcessHeap(), 0, sizeof(*data) * (range.cpMax-range.cpMin+1));
 583         SendMessage(hwndEditor, EM_GETSELTEXT, 0, (LPARAM)data);
 584         sprintf(buf, "Start = %d, End = %d", range.cpMin, range.cpMax);
 585         MessageBoxA(hWnd, buf, "Editor", MB_OK);
 586         MessageBoxW(hWnd, data, xszAppTitle, MB_OK);
 587         HeapFree( GetProcessHeap(), 0, data);
 588         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 589         return 0;
 590         }
 591
 592     case ID_EDIT_READONLY:
 593         {
 594         long nStyle = GetWindowLong(hwndEditor, GWL_STYLE);
 595         if (nStyle & ES_READONLY)
 596             SendMessage(hwndEditor, EM_SETREADONLY, 0, 0);
 597         else
 598             SendMessage(hwndEditor, EM_SETREADONLY, 1, 0);
 599         return 0;
 600         }
 601
 602     case ID_EDIT_MODIFIED:
 603         if (SendMessage(hwndEditor, EM_GETMODIFY, 0, 0))
 604             SendMessage(hwndEditor, EM_SETMODIFY, 0, 0);
 605         else
 606             SendMessage(hwndEditor, EM_SETMODIFY, 1, 0);
 607         return 0;
 608
 609     case ID_EDIT_UNDO:
 610         SendMessage(hwndEditor, EM_UNDO, 0, 0);
 611         return 0;
 612
 613     case ID_EDIT_REDO:
 614         SendMessage(hwndEditor, EM_REDO, 0, 0);
 615         return 0;
 616
 617     case ID_ALIGN_LEFT:
 618     case ID_ALIGN_CENTER:
 619     case ID_ALIGN_RIGHT:
 620         {
 621         PARAFORMAT2 pf;
 622
 623         pf.cbSize = sizeof(pf);
 624         pf.dwMask = PFM_ALIGNMENT;
 625         switch(LOWORD(wParam)) {
 626         case ID_ALIGN_LEFT: pf.wAlignment = PFA_LEFT; break;
 627         case ID_ALIGN_CENTER: pf.wAlignment = PFA_CENTER; break;
 628         case ID_ALIGN_RIGHT: pf.wAlignment = PFA_RIGHT; break;
 629         }
 630         SendMessage(hwndEditor, EM_SETPARAFORMAT, 0, (LPARAM)&pf);
 631         break;
 632         }
 633
 634     case ID_BACK_1:
 635         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 1, 0);
 636         break;
 637
 638     case ID_BACK_2:
 639         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 0, RGB(255,255,192));
 640         break;
 641
 642     default:
 643         SendMessage(hwndEditor, WM_COMMAND, wParam, lParam);
 644         break;
 645     }
 646     return 0;
 647 }
 648
 649 static LRESULT OnInitPopupMenu( HWND hWnd, WPARAM wParam, LPARAM lParam )
 650 {
 651     HMENU hMenu = (HMENU)wParam;
 652     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 653     PARAFORMAT pf;
 654     int nAlignment = -1;
 655
 656     pf.cbSize = sizeof(PARAFORMAT);
 657     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 658     CheckMenuItem(hMenu, ID_EDIT_READONLY,
 659       MF_BYCOMMAND|(GetWindowLong(hwndEditor, GWL_STYLE)&ES_READONLY ? MF_CHECKED : MF_UNCHECKED));
 660     CheckMenuItem(hMenu, ID_EDIT_MODIFIED,
 661       MF_BYCOMMAND|(SendMessage(hwndEditor, EM_GETMODIFY, 0, 0) ? MF_CHECKED : MF_UNCHECKED));
 662     if (pf.dwMask & PFM_ALIGNMENT)
 663         nAlignment = pf.wAlignment;
 664     CheckMenuItem(hMenu, ID_ALIGN_LEFT, MF_BYCOMMAND|(nAlignment == PFA_LEFT) ? MF_CHECKED : MF_UNCHECKED);
 665     CheckMenuItem(hMenu, ID_ALIGN_CENTER, MF_BYCOMMAND|(nAlignment == PFA_CENTER) ? MF_CHECKED : MF_UNCHECKED);
 666     CheckMenuItem(hMenu, ID_ALIGN_RIGHT, MF_BYCOMMAND|(nAlignment == PFA_RIGHT) ? MF_CHECKED : MF_UNCHECKED);
 667     EnableMenuItem(hMenu, ID_EDIT_UNDO, MF_BYCOMMAND|(SendMessage(hwndEditor, EM_CANUNDO, 0, 0)) ? MF_ENABLED : MF_GRAYED);
 668     EnableMenuItem(hMenu, ID_EDIT_REDO, MF_BYCOMMAND|(SendMessage(hwndEditor, EM_CANREDO, 0, 0)) ? MF_ENABLED : MF_GRAYED);
 669     return 0;
 670 }
 671
 672 static LRESULT OnSize( HWND hWnd, WPARAM wParam, LPARAM lParam )
 673 {
 674     int nStatusSize = 0, nTBSize = 0;
 675     RECT rc;
 676     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 677     HWND hwndStatusBar = GetDlgItem(hWnd, IDC_STATUSBAR);
 678     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 679     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 680
 681     if (hwndStatusBar)
 682     {
 683         SendMessage(hwndStatusBar, WM_SIZE, 0, 0);
 684         GetClientRect(hwndStatusBar, &rc);
 685         nStatusSize = rc.bottom - rc.top;
 686     }
 687     if (hwndToolBar)
 688     {
 689         rc.left = rc.top = 0;
 690         rc.right = LOWORD(lParam);
 691         rc.bottom = HIWORD(lParam);
 692         SendMessage(hwndToolBar, TB_AUTOSIZE, 0, 0);
 693         SendMessage(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 694         nTBSize = SendMessage(hwndReBar, RB_GETBARHEIGHT, 0, 0);
 695         GetClientRect(hwndReBar, &rc);
 696         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 697     }
 698     if (hwndEditor)
 699     {
 700         GetClientRect(hWnd, &rc);
 701         MoveWindow(hwndEditor, 0, nTBSize, rc.right, rc.bottom-nStatusSize-nTBSize, TRUE);
 702     }
 703
 704     return DefWindowProcW(hWnd, WM_SIZE, wParam, lParam);
 705 }
 706
 707 static LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 708 {
 709     switch(msg)
 710     {
 711     case WM_CREATE:
 712         return OnCreate( hWnd, wParam, lParam );
 713
 714     case WM_USER:
 715         return OnUser( hWnd, wParam, lParam );
 716
 717     case WM_NOTIFY:
 718         return OnNotify( hWnd, wParam, lParam );
 719
 720     case WM_COMMAND:
 721         return OnCommand( hWnd, wParam, lParam );
 722
 723     case WM_DESTROY:
 724         PostQuitMessage(0);
 725         break;
 726
 727     case WM_ACTIVATE:
 728         if (LOWORD(wParam))
 729             SetFocus(GetDlgItem(hWnd, IDC_EDITOR));
 730         return 0;
 731
 732     case WM_INITMENUPOPUP:
 733         return OnInitPopupMenu( hWnd, wParam, lParam );
 734
 735     case WM_SIZE:
 736         return OnSize( hWnd, wParam, lParam );
 737
 738     default:
 739         return DefWindowProcW(hWnd, msg, wParam, lParam);
 740     }
 741
 742     return 0;
 743 }
 744
 745 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE hOldInstance, LPSTR szCmdParagraph, int res)
 746 {
 747     INITCOMMONCONTROLSEX classes = {8, ICC_BAR_CLASSES|ICC_COOL_CLASSES};
 748     HACCEL hAccel;
 749     WNDCLASSW wc;
 750     MSG msg;
 751
 752     InitCommonControlsEx(&classes);
 753
 754     hAccel = LoadAccelerators(hInstance, "MAINACCELTABLE");
 755
 756     wc.style = CS_HREDRAW | CS_VREDRAW;
 757     wc.lpfnWndProc = WndProc;
 758     wc.cbClsExtra = 0;
 759     wc.cbWndExtra = 4;
 760     wc.hInstance = hInstance;
 761     wc.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_WORDPAD));
 762     wc.hCursor = LoadCursor(NULL, IDC_IBEAM);
 763     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 764     wc.lpszMenuName = xszMainMenu;
 765     wc.lpszClassName = wszMainWndClass;
 766     RegisterClassW(&wc);
 767
 768     hMainWnd = CreateWindowExW(0, wszMainWndClass, wszAppTitle, WS_OVERLAPPEDWINDOW,
 769       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, hInstance, NULL);
 770     ShowWindow(hMainWnd, SW_SHOWDEFAULT);
 771
 772     HandleCommandLine(GetCommandLineW());
 773
 774     while(GetMessage(&msg,0,0,0))
 775     {
 776         if (TranslateAccelerator(hMainWnd, hAccel, &msg))
 777             continue;
 778         TranslateMessage(&msg);
 779         DispatchMessage(&msg);
 780         if (!PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE))
 781             SendMessage(hMainWnd, WM_USER, 0, 0);
 782     }
 783
 784     return 0;
 785 }