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 WCHAR wszFilter[MAX_STRING_LEN];
  50
  51 /* Load string resources */
  52 static void DoLoadStrings(void)
  53 {
  54     LPWSTR p = wszFilter;
  55     static const WCHAR files_rtf[] = {'*','.','r','t','f','\0'};
  56     static const WCHAR files_txt[] = {'*','.','t','x','t','\0'};
  57     static const WCHAR files_all[] = {'*','.','*','\0'};
  58     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hMainWnd, GWLP_HINSTANCE);
  59
  60     LoadStringW(hInstance, STRING_RICHTEXT_FILES_RTF, p, MAX_STRING_LEN);
  61     p += lstrlenW(p) + 1;
  62     lstrcpyW(p, files_rtf);
  63     p += lstrlenW(p) + 1;
  64     LoadStringW(hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
  65     p += lstrlenW(p) + 1;
  66     lstrcpyW(p, files_txt);
  67     p += lstrlenW(p) + 1;
  68     LoadStringW(hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
  69     p += lstrlenW(p) + 1;
  70     lstrcpyW(p, files_all);
  71     p += lstrlenW(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[] = {' ','-',' '};
 137
 138     if(wszNewFileName)
 139     {
 140         WCHAR *wszCaption;
 141         SIZE_T length = 0;
 142
 143         wszCaption = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 144                     lstrlenW(wszNewFileName)*sizeof(WCHAR)+sizeof(wszSeparator)+sizeof(wszAppTitle));
 145
 146         if(!wszCaption)
 147             return;
 148
 149         memcpy(wszCaption, wszNewFileName, lstrlenW(wszNewFileName)*sizeof(WCHAR));
 150         length += lstrlenW(wszNewFileName);
 151         memcpy(wszCaption + length, wszSeparator, sizeof(wszSeparator));
 152         length += sizeof(wszSeparator) / sizeof(WCHAR);
 153         memcpy(wszCaption + length, wszAppTitle, sizeof(wszAppTitle));
 154
 155         SetWindowTextW(hMainWnd, wszCaption);
 156
 157         HeapFree(GetProcessHeap(), 0, wszCaption);
 158     } else
 159     {
 160         SetWindowTextW(hMainWnd, wszAppTitle);
 161     }
 162 }
 163
 164 static void DoOpenFile(LPCWSTR szOpenFileName)
 165 {
 166     HANDLE hFile;
 167     EDITSTREAM es;
 168
 169     hFile = CreateFileW(szOpenFileName, GENERIC_READ, FILE_SHARE_READ, NULL,
 170                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 171     if (hFile == INVALID_HANDLE_VALUE)
 172         return;
 173
 174     es.dwCookie = (DWORD_PTR)hFile;
 175     es.pfnCallback = stream_in;
 176
 177     /* FIXME: Handle different file formats */
 178     SendMessageW(hEditorWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
 179
 180     CloseHandle(hFile);
 181
 182     SetFocus(hEditorWnd);
 183
 184     set_caption(szOpenFileName);
 185
 186     lstrcpyW(wszFileName, szOpenFileName);
 187 }
 188
 189 static void DialogOpenFile(void)
 190 {
 191     OPENFILENAMEW ofn;
 192
 193     WCHAR wszFile[MAX_PATH] = {'\0'};
 194     static const WCHAR wszDefExt[] = {'r','t','f','\0'};
 195
 196     ZeroMemory(&ofn, sizeof(ofn));
 197
 198     ofn.lStructSize = sizeof(ofn);
 199     ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST;
 200     ofn.hwndOwner = hMainWnd;
 201     ofn.lpstrFilter = wszFilter;
 202     ofn.lpstrFile = wszFile;
 203     ofn.nMaxFile = MAX_PATH;
 204     ofn.lpstrDefExt = wszDefExt;
 205
 206     if(GetOpenFileNameW(&ofn))
 207         DoOpenFile(ofn.lpstrFile);
 208 }
 209
 210 static void DoSaveFile(LPCWSTR wszSaveFileName)
 211 {
 212     HANDLE hFile;
 213     EDITSTREAM stream;
 214     LRESULT ret;
 215
 216     hFile = CreateFileW(wszSaveFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
 217         FILE_ATTRIBUTE_NORMAL, NULL);
 218
 219     if(hFile == INVALID_HANDLE_VALUE)
 220         return;
 221
 222     stream.dwCookie = (DWORD_PTR)hFile;
 223     stream.pfnCallback = stream_out;
 224
 225     /* FIXME: Handle different formats */
 226     ret = SendMessageW(hEditorWnd, EM_STREAMOUT, SF_RTF, (LPARAM)&stream);
 227
 228     CloseHandle(hFile);
 229
 230     SetFocus(hEditorWnd);
 231
 232     if(!ret)
 233         return;
 234
 235     lstrcpyW(wszFileName, wszSaveFileName);
 236     set_caption(wszFileName);
 237 }
 238
 239 static void DialogSaveFile(void)
 240 {
 241     OPENFILENAMEW sfn;
 242
 243     WCHAR wszFile[MAX_PATH] = {'\0'};
 244     static const WCHAR wszDefExt[] = {'r','t','f','\0'};
 245
 246     ZeroMemory(&sfn, sizeof(sfn));
 247
 248     sfn.lStructSize = sizeof(sfn);
 249     sfn.Flags = OFN_HIDEREADONLY | OFN_PATHMUSTEXIST;
 250     sfn.hwndOwner = hMainWnd;
 251     sfn.lpstrFilter = wszFilter;
 252     sfn.lpstrFile = wszFile;
 253     sfn.nMaxFile = MAX_PATH;
 254     sfn.lpstrDefExt = wszDefExt;
 255
 256     if(!GetSaveFileNameW(&sfn))
 257         return;
 258
 259     DoSaveFile(sfn.lpstrFile);
 260 }
 261
 262 static void HandleCommandLine(LPWSTR cmdline)
 263 {
 264     WCHAR delimiter;
 265     int opt_print = 0;
 266
 267     /* skip white space */
 268     while (*cmdline == ' ') cmdline++;
 269
 270     /* skip executable name */
 271     delimiter = (*cmdline == '"' ? '"' : ' ');
 272
 273     if (*cmdline == delimiter) cmdline++;
 274     while (*cmdline && *cmdline != delimiter) cmdline++;
 275     if (*cmdline == delimiter) cmdline++;
 276
 277     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 278     {
 279         WCHAR option;
 280
 281         if (*cmdline++ == ' ') continue;
 282
 283         option = *cmdline;
 284         if (option) cmdline++;
 285         while (*cmdline == ' ') cmdline++;
 286
 287         switch (option)
 288         {
 289             case 'p':
 290             case 'P':
 291                 opt_print = 1;
 292                 break;
 293         }
 294     }
 295
 296     if (*cmdline)
 297     {
 298         /* file name is passed on the command line */
 299         if (cmdline[0] == '"')
 300         {
 301             cmdline++;
 302             cmdline[lstrlenW(cmdline) - 1] = 0;
 303         }
 304         DoOpenFile(cmdline);
 305         InvalidateRect(hMainWnd, NULL, FALSE);
 306     }
 307
 308     if (opt_print)
 309         MessageBox(hMainWnd, "Printing not implemented", "WordPad", MB_OK);
 310 }
 311
 312 static void DoDefaultFont(void)
 313 {
 314     static const WCHAR szFaceName[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n',0};
 315     CHARFORMAT2W fmt;
 316
 317     ZeroMemory(&fmt, sizeof(fmt));
 318
 319     fmt.cbSize = sizeof(fmt);
 320     fmt.dwMask = CFM_FACE;
 321
 322     lstrcpyW(fmt.szFaceName, szFaceName);
 323
 324     SendMessage(hEditorWnd, EM_SETCHARFORMAT,  SCF_DEFAULT, (LPARAM)&fmt);
 325 }
 326
 327 static LRESULT OnCreate( HWND hWnd, WPARAM wParam, LPARAM lParam)
 328 {
 329     HWND hToolBarWnd, hReBarWnd;
 330     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hWnd, GWLP_HINSTANCE);
 331     HANDLE hDLL;
 332     TBADDBITMAP ab;
 333     int nStdBitmaps = 0;
 334     REBARINFO rbi;
 335     REBARBANDINFO rbb;
 336
 337     CreateStatusWindow(CCS_NODIVIDER|WS_CHILD|WS_VISIBLE, "RichEdit text", hWnd, IDC_STATUSBAR);
 338
 339     hReBarWnd = CreateWindowEx(WS_EX_TOOLWINDOW, REBARCLASSNAME, NULL,
 340       CCS_NODIVIDER|WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_CLIPCHILDREN|RBS_VARHEIGHT|CCS_TOP,
 341       CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, hWnd, (HMENU)IDC_REBAR, hInstance, NULL);
 342
 343     rbi.cbSize = sizeof(rbi);
 344     rbi.fMask = 0;
 345     rbi.himl = NULL;
 346     if(!SendMessage(hReBarWnd, RB_SETBARINFO, 0, (LPARAM)&rbi))
 347         return -1;
 348
 349     hToolBarWnd = CreateToolbarEx(hReBarWnd, CCS_NOPARENTALIGN|CCS_NOMOVEY|WS_VISIBLE|WS_CHILD|TBSTYLE_TOOLTIPS|TBSTYLE_BUTTON,
 350       IDC_TOOLBAR,
 351       6, hInstance, IDB_TOOLBAR,
 352       NULL, 0,
 353       24, 24, 16, 16, sizeof(TBBUTTON));
 354
 355     ab.hInst = HINST_COMMCTRL;
 356     ab.nID = IDB_STD_SMALL_COLOR;
 357     nStdBitmaps = SendMessage(hToolBarWnd, TB_ADDBITMAP, 6, (LPARAM)&ab);
 358     AddButton(hToolBarWnd, nStdBitmaps+STD_FILENEW, ID_FILE_NEW);
 359     AddButton(hToolBarWnd, nStdBitmaps+STD_FILEOPEN, ID_FILE_OPEN);
 360     AddButton(hToolBarWnd, nStdBitmaps+STD_FILESAVE, ID_FILE_SAVE);
 361     AddSeparator(hToolBarWnd);
 362     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINT, ID_PRINT);
 363     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINTPRE, ID_PREVIEW);
 364     AddSeparator(hToolBarWnd);
 365     AddButton(hToolBarWnd, nStdBitmaps+STD_FIND, ID_FIND);
 366     AddSeparator(hToolBarWnd);
 367     AddButton(hToolBarWnd, nStdBitmaps+STD_CUT, ID_EDIT_CUT);
 368     AddButton(hToolBarWnd, nStdBitmaps+STD_COPY, ID_EDIT_COPY);
 369     AddButton(hToolBarWnd, nStdBitmaps+STD_PASTE, ID_EDIT_PASTE);
 370     AddButton(hToolBarWnd, nStdBitmaps+STD_UNDO, ID_EDIT_UNDO);
 371     AddButton(hToolBarWnd, nStdBitmaps+STD_REDOW, ID_EDIT_REDO);
 372     AddSeparator(hToolBarWnd);
 373     AddButton(hToolBarWnd, 0, ID_FORMAT_BOLD);
 374     AddButton(hToolBarWnd, 1, ID_FORMAT_ITALIC);
 375     AddButton(hToolBarWnd, 2, ID_FORMAT_UNDERLINE);
 376     AddSeparator(hToolBarWnd);
 377     AddButton(hToolBarWnd, 3, ID_ALIGN_LEFT);
 378     AddButton(hToolBarWnd, 4, ID_ALIGN_CENTER);
 379     AddButton(hToolBarWnd, 5, ID_ALIGN_RIGHT);
 380
 381     SendMessage(hToolBarWnd, TB_ADDSTRING, 0, (LPARAM)"Exit\0");
 382     SendMessage(hToolBarWnd, TB_AUTOSIZE, 0, 0);
 383
 384     rbb.cbSize = sizeof(rbb);
 385     rbb.fMask = RBBIM_SIZE | RBBIM_CHILDSIZE | RBBIM_CHILD | RBBIM_STYLE;
 386     rbb.fStyle = RBBS_CHILDEDGE;
 387     rbb.cx = 500;
 388     rbb.hwndChild = hToolBarWnd;
 389     rbb.cxMinChild = 0;
 390     rbb.cyChild = rbb.cyMinChild = HIWORD(SendMessage(hToolBarWnd, TB_GETBUTTONSIZE, 0, 0));
 391
 392     SendMessage(hReBarWnd, RB_INSERTBAND, -1, (LPARAM)&rbb);
 393
 394     hDLL = LoadLibrary("RICHED20.DLL");
 395     assert(hDLL);
 396
 397     hEditorWnd = CreateWindowExW(WS_EX_CLIENTEDGE, wszRichEditClass, NULL,
 398       WS_CHILD|WS_VISIBLE|ES_MULTILINE|ES_AUTOVSCROLL|ES_WANTRETURN|WS_VSCROLL,
 399       0, 0, 1000, 100, hWnd, (HMENU)IDC_EDITOR, hInstance, NULL);
 400     if (!hEditorWnd)
 401     {
 402         fprintf(stderr, "Error code %u\n", GetLastError());
 403         return -1;
 404     }
 405     assert(hEditorWnd);
 406
 407     SetFocus(hEditorWnd);
 408     SendMessage(hEditorWnd, EM_SETEVENTMASK, 0, ENM_SELCHANGE);
 409
 410     DoDefaultFont();
 411
 412     DoLoadStrings();
 413
 414     return 0;
 415 }
 416
 417 static LRESULT OnUser( HWND hWnd, WPARAM wParam, LPARAM lParam)
 418 {
 419     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 420     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 421     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 422     int from, to;
 423     CHARFORMAT2W fmt;
 424     PARAFORMAT2 pf;
 425
 426     ZeroMemory(&fmt, sizeof(fmt));
 427     fmt.cbSize = sizeof(fmt);
 428
 429     ZeroMemory(&pf, sizeof(pf));
 430     pf.cbSize = sizeof(pf);
 431
 432     SendMessage(hwndEditor, EM_GETCHARFORMAT, TRUE, (LPARAM)&fmt);
 433
 434     SendMessage(hwndEditor, EM_GETSEL, (WPARAM)&from, (LPARAM)&to);
 435     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_UNDO,
 436       SendMessage(hwndEditor, EM_CANUNDO, 0, 0));
 437     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_REDO,
 438       SendMessage(hwndEditor, EM_CANREDO, 0, 0));
 439     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_CUT, from == to ? 0 : 1);
 440     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_COPY, from == to ? 0 : 1);
 441     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_BOLD, (fmt.dwMask & CFM_BOLD) && (fmt.dwEffects & CFE_BOLD));
 442     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_BOLD, !(fmt.dwMask & CFM_BOLD));
 443     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_ITALIC, (fmt.dwMask & CFM_ITALIC) && (fmt.dwEffects & CFE_ITALIC));
 444     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_ITALIC, !(fmt.dwMask & CFM_ITALIC));
 445     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_UNDERLINE, (fmt.dwMask & CFM_UNDERLINE) && (fmt.dwEffects & CFE_UNDERLINE));
 446     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_UNDERLINE, !(fmt.dwMask & CFM_UNDERLINE));
 447
 448     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 449     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_LEFT, (pf.wAlignment == PFA_LEFT));
 450     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_CENTER, (pf.wAlignment == PFA_CENTER));
 451     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_RIGHT, (pf.wAlignment == PFA_RIGHT));
 452
 453     return 0;
 454 }
 455
 456 static LRESULT OnNotify( HWND hWnd, WPARAM wParam, LPARAM lParam)
 457 {
 458     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 459     NMHDR *pHdr = (NMHDR *)lParam;
 460
 461     if (pHdr->hwndFrom != hwndEditor)
 462         return 0;
 463
 464     if (pHdr->code == EN_SELCHANGE)
 465     {
 466         SELCHANGE *pSC = (SELCHANGE *)lParam;
 467         char buf[128];
 468
 469         sprintf( buf,"selection = %d..%d, line count=%ld",
 470                  pSC->chrg.cpMin, pSC->chrg.cpMax,
 471         SendMessage(hwndEditor, EM_GETLINECOUNT, 0, 0));
 472         SetWindowText(GetDlgItem(hWnd, IDC_STATUSBAR), buf);
 473         SendMessage(hWnd, WM_USER, 0, 0);
 474         return 1;
 475     }
 476     return 0;
 477 }
 478
 479 static LRESULT OnCommand( HWND hWnd, WPARAM wParam, LPARAM lParam)
 480 {
 481     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 482
 483     if ((HWND)lParam == hwndEditor)
 484         return 0;
 485
 486     switch(LOWORD(wParam))
 487     {
 488     case ID_FILE_EXIT:
 489         PostMessage(hWnd, WM_CLOSE, 0, 0);
 490         break;
 491
 492     case ID_FILE_NEW:
 493         SetWindowTextA(hwndEditor, "");
 494         set_caption(NULL);
 495         wszFileName[0] = '\0';
 496         /* FIXME: set default format too */
 497         break;
 498
 499     case ID_FILE_OPEN:
 500         DialogOpenFile();
 501         break;
 502
 503     case ID_FILE_SAVE:
 504         if(wszFileName[0])
 505         {
 506             DoSaveFile(wszFileName);
 507             break;
 508         }
 509         /* Fall through */
 510
 511     case ID_FILE_SAVEAS:
 512         DialogSaveFile();
 513         break;
 514
 515     case ID_PRINT:
 516     case ID_PREVIEW:
 517     case ID_FIND:
 518         MessageBox(hWnd, "Not implemented", "WordPad", MB_OK);
 519         break;
 520
 521     case ID_FORMAT_BOLD:
 522     case ID_FORMAT_ITALIC:
 523     case ID_FORMAT_UNDERLINE:
 524         {
 525         CHARFORMAT2W fmt;
 526         int mask = CFM_BOLD;
 527         if (LOWORD(wParam) == ID_FORMAT_ITALIC) mask = CFM_ITALIC;
 528         if (LOWORD(wParam) == ID_FORMAT_UNDERLINE) mask = CFM_UNDERLINE;
 529
 530         ZeroMemory(&fmt, sizeof(fmt));
 531         fmt.cbSize = sizeof(fmt);
 532         SendMessage(hwndEditor, EM_GETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 533         if (!(fmt.dwMask&mask))
 534             fmt.dwEffects |= mask;
 535         else
 536             fmt.dwEffects ^= mask;
 537         fmt.dwMask = mask;
 538         SendMessage(hwndEditor, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 539         break;
 540         }
 541
 542     case ID_EDIT_CUT:
 543         PostMessage(hwndEditor, WM_CUT, 0, 0);
 544         break;
 545
 546     case ID_EDIT_COPY:
 547         PostMessage(hwndEditor, WM_COPY, 0, 0);
 548         break;
 549
 550     case ID_EDIT_PASTE:
 551         PostMessage(hwndEditor, WM_PASTE, 0, 0);
 552         break;
 553
 554     case ID_EDIT_CLEAR:
 555         PostMessage(hwndEditor, WM_CLEAR, 0, 0);
 556         break;
 557
 558     case ID_EDIT_SELECTALL:
 559         {
 560         CHARRANGE range = {0, -1};
 561         SendMessage(hwndEditor, EM_EXSETSEL, 0, (LPARAM)&range);
 562         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 563         return 0;
 564         }
 565
 566     case ID_EDIT_GETTEXT:
 567         {
 568         int nLen = GetWindowTextLengthW(hwndEditor);
 569         LPWSTR data = HeapAlloc( GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR) );
 570         TEXTRANGEW tr;
 571
 572         GetWindowTextW(hwndEditor, data, nLen+1);
 573         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 574
 575         HeapFree( GetProcessHeap(), 0, data);
 576         data = HeapAlloc(GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR));
 577         tr.chrg.cpMin = 0;
 578         tr.chrg.cpMax = nLen;
 579         tr.lpstrText = data;
 580         SendMessage (hwndEditor, EM_GETTEXTRANGE, 0, (LPARAM)&tr);
 581         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 582         HeapFree( GetProcessHeap(), 0, data );
 583
 584         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 585         return 0;
 586         }
 587
 588     case ID_EDIT_CHARFORMAT:
 589     case ID_EDIT_DEFCHARFORMAT:
 590         {
 591         CHARFORMAT2W cf;
 592         LRESULT i;
 593         ZeroMemory(&cf, sizeof(cf));
 594         cf.cbSize = sizeof(cf);
 595         cf.dwMask = 0;
 596         i = SendMessage(hwndEditor, EM_GETCHARFORMAT,
 597                         LOWORD(wParam) == ID_EDIT_CHARFORMAT, (LPARAM)&cf);
 598         return 0;
 599         }
 600
 601     case ID_EDIT_PARAFORMAT:
 602         {
 603         PARAFORMAT2 pf;
 604         ZeroMemory(&pf, sizeof(pf));
 605         pf.cbSize = sizeof(pf);
 606         SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 607         return 0;
 608         }
 609
 610     case ID_EDIT_SELECTIONINFO:
 611         {
 612         CHARRANGE range = {0, -1};
 613         char buf[128];
 614         WCHAR *data = NULL;
 615
 616         SendMessage(hwndEditor, EM_EXGETSEL, 0, (LPARAM)&range);
 617         data = HeapAlloc(GetProcessHeap(), 0, sizeof(*data) * (range.cpMax-range.cpMin+1));
 618         SendMessage(hwndEditor, EM_GETSELTEXT, 0, (LPARAM)data);
 619         sprintf(buf, "Start = %d, End = %d", range.cpMin, range.cpMax);
 620         MessageBoxA(hWnd, buf, "Editor", MB_OK);
 621         MessageBoxW(hWnd, data, xszAppTitle, MB_OK);
 622         HeapFree( GetProcessHeap(), 0, data);
 623         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 624         return 0;
 625         }
 626
 627     case ID_EDIT_READONLY:
 628         {
 629         long nStyle = GetWindowLong(hwndEditor, GWL_STYLE);
 630         if (nStyle & ES_READONLY)
 631             SendMessage(hwndEditor, EM_SETREADONLY, 0, 0);
 632         else
 633             SendMessage(hwndEditor, EM_SETREADONLY, 1, 0);
 634         return 0;
 635         }
 636
 637     case ID_EDIT_MODIFIED:
 638         if (SendMessage(hwndEditor, EM_GETMODIFY, 0, 0))
 639             SendMessage(hwndEditor, EM_SETMODIFY, 0, 0);
 640         else
 641             SendMessage(hwndEditor, EM_SETMODIFY, 1, 0);
 642         return 0;
 643
 644     case ID_EDIT_UNDO:
 645         SendMessage(hwndEditor, EM_UNDO, 0, 0);
 646         return 0;
 647
 648     case ID_EDIT_REDO:
 649         SendMessage(hwndEditor, EM_REDO, 0, 0);
 650         return 0;
 651
 652     case ID_ALIGN_LEFT:
 653     case ID_ALIGN_CENTER:
 654     case ID_ALIGN_RIGHT:
 655         {
 656         PARAFORMAT2 pf;
 657
 658         pf.cbSize = sizeof(pf);
 659         pf.dwMask = PFM_ALIGNMENT;
 660         switch(LOWORD(wParam)) {
 661         case ID_ALIGN_LEFT: pf.wAlignment = PFA_LEFT; break;
 662         case ID_ALIGN_CENTER: pf.wAlignment = PFA_CENTER; break;
 663         case ID_ALIGN_RIGHT: pf.wAlignment = PFA_RIGHT; break;
 664         }
 665         SendMessage(hwndEditor, EM_SETPARAFORMAT, 0, (LPARAM)&pf);
 666         break;
 667         }
 668
 669     case ID_BACK_1:
 670         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 1, 0);
 671         break;
 672
 673     case ID_BACK_2:
 674         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 0, RGB(255,255,192));
 675         break;
 676
 677     default:
 678         SendMessage(hwndEditor, WM_COMMAND, wParam, lParam);
 679         break;
 680     }
 681     return 0;
 682 }
 683
 684 static LRESULT OnInitPopupMenu( HWND hWnd, WPARAM wParam, LPARAM lParam )
 685 {
 686     HMENU hMenu = (HMENU)wParam;
 687     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 688     PARAFORMAT pf;
 689     int nAlignment = -1;
 690
 691     pf.cbSize = sizeof(PARAFORMAT);
 692     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 693     CheckMenuItem(hMenu, ID_EDIT_READONLY,
 694       MF_BYCOMMAND|(GetWindowLong(hwndEditor, GWL_STYLE)&ES_READONLY ? MF_CHECKED : MF_UNCHECKED));
 695     CheckMenuItem(hMenu, ID_EDIT_MODIFIED,
 696       MF_BYCOMMAND|(SendMessage(hwndEditor, EM_GETMODIFY, 0, 0) ? MF_CHECKED : MF_UNCHECKED));
 697     if (pf.dwMask & PFM_ALIGNMENT)
 698         nAlignment = pf.wAlignment;
 699     CheckMenuItem(hMenu, ID_ALIGN_LEFT, MF_BYCOMMAND|(nAlignment == PFA_LEFT) ? MF_CHECKED : MF_UNCHECKED);
 700     CheckMenuItem(hMenu, ID_ALIGN_CENTER, MF_BYCOMMAND|(nAlignment == PFA_CENTER) ? MF_CHECKED : MF_UNCHECKED);
 701     CheckMenuItem(hMenu, ID_ALIGN_RIGHT, MF_BYCOMMAND|(nAlignment == PFA_RIGHT) ? MF_CHECKED : MF_UNCHECKED);
 702     EnableMenuItem(hMenu, ID_EDIT_UNDO, MF_BYCOMMAND|(SendMessage(hwndEditor, EM_CANUNDO, 0, 0)) ? MF_ENABLED : MF_GRAYED);
 703     EnableMenuItem(hMenu, ID_EDIT_REDO, MF_BYCOMMAND|(SendMessage(hwndEditor, EM_CANREDO, 0, 0)) ? MF_ENABLED : MF_GRAYED);
 704     return 0;
 705 }
 706
 707 static LRESULT OnSize( HWND hWnd, WPARAM wParam, LPARAM lParam )
 708 {
 709     int nStatusSize = 0, nTBSize = 0;
 710     RECT rc;
 711     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 712     HWND hwndStatusBar = GetDlgItem(hWnd, IDC_STATUSBAR);
 713     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 714     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 715
 716     if (hwndStatusBar)
 717     {
 718         SendMessage(hwndStatusBar, WM_SIZE, 0, 0);
 719         GetClientRect(hwndStatusBar, &rc);
 720         nStatusSize = rc.bottom - rc.top;
 721     }
 722     if (hwndToolBar)
 723     {
 724         rc.left = rc.top = 0;
 725         rc.right = LOWORD(lParam);
 726         rc.bottom = HIWORD(lParam);
 727         SendMessage(hwndToolBar, TB_AUTOSIZE, 0, 0);
 728         SendMessage(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 729         nTBSize = SendMessage(hwndReBar, RB_GETBARHEIGHT, 0, 0);
 730         GetClientRect(hwndReBar, &rc);
 731         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 732     }
 733     if (hwndEditor)
 734     {
 735         GetClientRect(hWnd, &rc);
 736         MoveWindow(hwndEditor, 0, nTBSize, rc.right, rc.bottom-nStatusSize-nTBSize, TRUE);
 737     }
 738
 739     return DefWindowProcW(hWnd, WM_SIZE, wParam, lParam);
 740 }
 741
 742 static LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 743 {
 744     switch(msg)
 745     {
 746     case WM_CREATE:
 747         return OnCreate( hWnd, wParam, lParam );
 748
 749     case WM_USER:
 750         return OnUser( hWnd, wParam, lParam );
 751
 752     case WM_NOTIFY:
 753         return OnNotify( hWnd, wParam, lParam );
 754
 755     case WM_COMMAND:
 756         return OnCommand( hWnd, wParam, lParam );
 757
 758     case WM_DESTROY:
 759         PostQuitMessage(0);
 760         break;
 761
 762     case WM_ACTIVATE:
 763         if (LOWORD(wParam))
 764             SetFocus(GetDlgItem(hWnd, IDC_EDITOR));
 765         return 0;
 766
 767     case WM_INITMENUPOPUP:
 768         return OnInitPopupMenu( hWnd, wParam, lParam );
 769
 770     case WM_SIZE:
 771         return OnSize( hWnd, wParam, lParam );
 772
 773     default:
 774         return DefWindowProcW(hWnd, msg, wParam, lParam);
 775     }
 776
 777     return 0;
 778 }
 779
 780 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE hOldInstance, LPSTR szCmdParagraph, int res)
 781 {
 782     INITCOMMONCONTROLSEX classes = {8, ICC_BAR_CLASSES|ICC_COOL_CLASSES};
 783     HACCEL hAccel;
 784     WNDCLASSW wc;
 785     MSG msg;
 786
 787     InitCommonControlsEx(&classes);
 788
 789     hAccel = LoadAccelerators(hInstance, "MAINACCELTABLE");
 790
 791     wc.style = CS_HREDRAW | CS_VREDRAW;
 792     wc.lpfnWndProc = WndProc;
 793     wc.cbClsExtra = 0;
 794     wc.cbWndExtra = 4;
 795     wc.hInstance = hInstance;
 796     wc.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_WORDPAD));
 797     wc.hCursor = LoadCursor(NULL, IDC_IBEAM);
 798     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 799     wc.lpszMenuName = xszMainMenu;
 800     wc.lpszClassName = wszMainWndClass;
 801     RegisterClassW(&wc);
 802
 803     hMainWnd = CreateWindowExW(0, wszMainWndClass, wszAppTitle, WS_OVERLAPPEDWINDOW,
 804       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, hInstance, NULL);
 805     ShowWindow(hMainWnd, SW_SHOWDEFAULT);
 806
 807     HandleCommandLine(GetCommandLineW());
 808
 809     while(GetMessage(&msg,0,0,0))
 810     {
 811         if (TranslateAccelerator(hMainWnd, hAccel, &msg))
 812             continue;
 813         TranslateMessage(&msg);
 814         DispatchMessage(&msg);
 815         if (!PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE))
 816             SendMessage(hMainWnd, WM_USER, 0, 0);
 817     }
 818
 819     return 0;
 820 }