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 static LRESULT OnSize( HWND hWnd, WPARAM wParam, LPARAM lParam );
  52
  53 /* Load string resources */
  54 static void DoLoadStrings(void)
  55 {
  56     LPWSTR p = wszFilter;
  57     static const WCHAR files_rtf[] = {'*','.','r','t','f','\0'};
  58     static const WCHAR files_txt[] = {'*','.','t','x','t','\0'};
  59     static const WCHAR files_all[] = {'*','.','*','\0'};
  60     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hMainWnd, GWLP_HINSTANCE);
  61
  62     LoadStringW(hInstance, STRING_RICHTEXT_FILES_RTF, p, MAX_STRING_LEN);
  63     p += lstrlenW(p) + 1;
  64     lstrcpyW(p, files_rtf);
  65     p += lstrlenW(p) + 1;
  66     LoadStringW(hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
  67     p += lstrlenW(p) + 1;
  68     lstrcpyW(p, files_txt);
  69     p += lstrlenW(p) + 1;
  70     LoadStringW(hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
  71     p += lstrlenW(p) + 1;
  72     lstrcpyW(p, files_all);
  73     p += lstrlenW(p) + 1;
  74     *p = '\0';
  75 }
  76
  77 static void AddButton(HWND hwndToolBar, int nImage, int nCommand)
  78 {
  79     TBBUTTON button;
  80
  81     ZeroMemory(&button, sizeof(button));
  82     button.iBitmap = nImage;
  83     button.idCommand = nCommand;
  84     button.fsState = TBSTATE_ENABLED;
  85     button.fsStyle = TBSTYLE_BUTTON;
  86     button.dwData = 0;
  87     button.iString = -1;
  88     SendMessage(hwndToolBar, TB_ADDBUTTONS, 1, (LPARAM)&button);
  89 }
  90
  91 static void AddSeparator(HWND hwndToolBar)
  92 {
  93     TBBUTTON button;
  94
  95     ZeroMemory(&button, sizeof(button));
  96     button.iBitmap = -1;
  97     button.idCommand = 0;
  98     button.fsState = 0;
  99     button.fsStyle = TBSTYLE_SEP;
 100     button.dwData = 0;
 101     button.iString = -1;
 102     SendMessage(hwndToolBar, TB_ADDBUTTONS, 1, (LPARAM)&button);
 103 }
 104
 105 static DWORD CALLBACK stream_in(DWORD_PTR cookie, LPBYTE buffer, LONG cb, LONG *pcb)
 106 {
 107     HANDLE hFile = (HANDLE)cookie;
 108     DWORD read;
 109
 110     if(!ReadFile(hFile, buffer, cb, &read, 0))
 111         return 1;
 112
 113     *pcb = read;
 114
 115     return 0;
 116 }
 117
 118 static DWORD CALLBACK stream_out(DWORD_PTR cookie, LPBYTE buffer, LONG cb, LONG *pcb)
 119 {
 120     DWORD written;
 121     int ret;
 122     HANDLE hFile = (HANDLE)cookie;
 123
 124     ret = WriteFile(hFile, buffer, cb, &written, 0);
 125
 126     if(!ret || (cb != written))
 127         return 1;
 128
 129     *pcb = cb;
 130
 131     return 0;
 132 }
 133
 134 static WCHAR wszFileName[MAX_PATH];
 135
 136 static void set_caption(LPCWSTR wszNewFileName)
 137 {
 138     static const WCHAR wszSeparator[] = {' ','-',' '};
 139
 140     if(wszNewFileName)
 141     {
 142         WCHAR *wszCaption;
 143         SIZE_T length = 0;
 144
 145         wszCaption = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 146                     lstrlenW(wszNewFileName)*sizeof(WCHAR)+sizeof(wszSeparator)+sizeof(wszAppTitle));
 147
 148         if(!wszCaption)
 149             return;
 150
 151         memcpy(wszCaption, wszNewFileName, lstrlenW(wszNewFileName)*sizeof(WCHAR));
 152         length += lstrlenW(wszNewFileName);
 153         memcpy(wszCaption + length, wszSeparator, sizeof(wszSeparator));
 154         length += sizeof(wszSeparator) / sizeof(WCHAR);
 155         memcpy(wszCaption + length, wszAppTitle, sizeof(wszAppTitle));
 156
 157         SetWindowTextW(hMainWnd, wszCaption);
 158
 159         HeapFree(GetProcessHeap(), 0, wszCaption);
 160     } else
 161     {
 162         SetWindowTextW(hMainWnd, wszAppTitle);
 163     }
 164 }
 165
 166 static void DoOpenFile(LPCWSTR szOpenFileName)
 167 {
 168     HANDLE hFile;
 169     EDITSTREAM es;
 170
 171     hFile = CreateFileW(szOpenFileName, GENERIC_READ, FILE_SHARE_READ, NULL,
 172                         OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 173     if (hFile == INVALID_HANDLE_VALUE)
 174         return;
 175
 176     es.dwCookie = (DWORD_PTR)hFile;
 177     es.pfnCallback = stream_in;
 178
 179     /* FIXME: Handle different file formats */
 180     SendMessageW(hEditorWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
 181
 182     CloseHandle(hFile);
 183
 184     SetFocus(hEditorWnd);
 185
 186     set_caption(szOpenFileName);
 187
 188     lstrcpyW(wszFileName, szOpenFileName);
 189 }
 190
 191 static void DialogOpenFile(void)
 192 {
 193     OPENFILENAMEW ofn;
 194
 195     WCHAR wszFile[MAX_PATH] = {'\0'};
 196     static const WCHAR wszDefExt[] = {'r','t','f','\0'};
 197
 198     ZeroMemory(&ofn, sizeof(ofn));
 199
 200     ofn.lStructSize = sizeof(ofn);
 201     ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST;
 202     ofn.hwndOwner = hMainWnd;
 203     ofn.lpstrFilter = wszFilter;
 204     ofn.lpstrFile = wszFile;
 205     ofn.nMaxFile = MAX_PATH;
 206     ofn.lpstrDefExt = wszDefExt;
 207
 208     if(GetOpenFileNameW(&ofn))
 209         DoOpenFile(ofn.lpstrFile);
 210 }
 211
 212 static void DoSaveFile(LPCWSTR wszSaveFileName)
 213 {
 214     HANDLE hFile;
 215     EDITSTREAM stream;
 216     LRESULT ret;
 217
 218     hFile = CreateFileW(wszSaveFileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
 219         FILE_ATTRIBUTE_NORMAL, NULL);
 220
 221     if(hFile == INVALID_HANDLE_VALUE)
 222         return;
 223
 224     stream.dwCookie = (DWORD_PTR)hFile;
 225     stream.pfnCallback = stream_out;
 226
 227     /* FIXME: Handle different formats */
 228     ret = SendMessageW(hEditorWnd, EM_STREAMOUT, SF_RTF, (LPARAM)&stream);
 229
 230     CloseHandle(hFile);
 231
 232     SetFocus(hEditorWnd);
 233
 234     if(!ret)
 235         return;
 236
 237     lstrcpyW(wszFileName, wszSaveFileName);
 238     set_caption(wszFileName);
 239 }
 240
 241 static void DialogSaveFile(void)
 242 {
 243     OPENFILENAMEW sfn;
 244
 245     WCHAR wszFile[MAX_PATH] = {'\0'};
 246     static const WCHAR wszDefExt[] = {'r','t','f','\0'};
 247
 248     ZeroMemory(&sfn, sizeof(sfn));
 249
 250     sfn.lStructSize = sizeof(sfn);
 251     sfn.Flags = OFN_HIDEREADONLY | OFN_PATHMUSTEXIST;
 252     sfn.hwndOwner = hMainWnd;
 253     sfn.lpstrFilter = wszFilter;
 254     sfn.lpstrFile = wszFile;
 255     sfn.nMaxFile = MAX_PATH;
 256     sfn.lpstrDefExt = wszDefExt;
 257
 258     if(!GetSaveFileNameW(&sfn))
 259         return;
 260
 261     DoSaveFile(sfn.lpstrFile);
 262 }
 263
 264 static void HandleCommandLine(LPWSTR cmdline)
 265 {
 266     WCHAR delimiter;
 267     int opt_print = 0;
 268
 269     /* skip white space */
 270     while (*cmdline == ' ') cmdline++;
 271
 272     /* skip executable name */
 273     delimiter = (*cmdline == '"' ? '"' : ' ');
 274
 275     if (*cmdline == delimiter) cmdline++;
 276     while (*cmdline && *cmdline != delimiter) cmdline++;
 277     if (*cmdline == delimiter) cmdline++;
 278
 279     while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
 280     {
 281         WCHAR option;
 282
 283         if (*cmdline++ == ' ') continue;
 284
 285         option = *cmdline;
 286         if (option) cmdline++;
 287         while (*cmdline == ' ') cmdline++;
 288
 289         switch (option)
 290         {
 291             case 'p':
 292             case 'P':
 293                 opt_print = 1;
 294                 break;
 295         }
 296     }
 297
 298     if (*cmdline)
 299     {
 300         /* file name is passed on the command line */
 301         if (cmdline[0] == '"')
 302         {
 303             cmdline++;
 304             cmdline[lstrlenW(cmdline) - 1] = 0;
 305         }
 306         DoOpenFile(cmdline);
 307         InvalidateRect(hMainWnd, NULL, FALSE);
 308     }
 309
 310     if (opt_print)
 311         MessageBox(hMainWnd, "Printing not implemented", "WordPad", MB_OK);
 312 }
 313
 314 static void DoDefaultFont(void)
 315 {
 316     static const WCHAR szFaceName[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n',0};
 317     CHARFORMAT2W fmt;
 318
 319     ZeroMemory(&fmt, sizeof(fmt));
 320
 321     fmt.cbSize = sizeof(fmt);
 322     fmt.dwMask = CFM_FACE;
 323
 324     lstrcpyW(fmt.szFaceName, szFaceName);
 325
 326     SendMessage(hEditorWnd, EM_SETCHARFORMAT,  SCF_DEFAULT, (LPARAM)&fmt);
 327 }
 328
 329 static void toggle_toolbar(int bandId)
 330 {
 331     HWND hwndReBar = GetDlgItem(hMainWnd, IDC_REBAR);
 332     REBARBANDINFOW rbbinfo;
 333     RECT rect;
 334
 335     if(!hwndReBar)
 336         return;
 337
 338     rbbinfo.cbSize = sizeof(rbbinfo);
 339     rbbinfo.fMask = RBBIM_STYLE;
 340
 341     SendMessageW(hwndReBar, RB_GETBANDINFO, bandId, (LPARAM)&rbbinfo);
 342
 343     SendMessageW(hwndReBar, RB_SHOWBAND, bandId, (rbbinfo.fStyle & RBBS_HIDDEN));
 344
 345     GetWindowRect(hMainWnd, &rect);
 346
 347     (void) OnSize(hMainWnd, SIZE_RESTORED, MAKELONG(rect.bottom, rect.right));
 348 }
 349
 350 static int rebar_height(void)
 351 {
 352     HWND hwndReBar = GetDlgItem(hMainWnd, IDC_REBAR);
 353
 354     REBARBANDINFOW rbbinfo;
 355
 356     if(!hwndReBar)
 357         return 0;
 358
 359     rbbinfo.cbSize = sizeof(rbbinfo);
 360     rbbinfo.fMask = RBBIM_STYLE;
 361     SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_TOOLBAR, (LPARAM)&rbbinfo);
 362
 363     return (rbbinfo.fStyle & RBBS_HIDDEN) ? 0 : SendMessage(hwndReBar, RB_GETBARHEIGHT, 0, 0);
 364 }
 365
 366 static LRESULT OnCreate( HWND hWnd, WPARAM wParam, LPARAM lParam)
 367 {
 368     HWND hToolBarWnd, hReBarWnd;
 369     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hWnd, GWLP_HINSTANCE);
 370     HANDLE hDLL;
 371     TBADDBITMAP ab;
 372     int nStdBitmaps = 0;
 373     REBARINFO rbi;
 374     REBARBANDINFO rbb;
 375
 376     CreateStatusWindow(CCS_NODIVIDER|WS_CHILD|WS_VISIBLE, "RichEdit text", hWnd, IDC_STATUSBAR);
 377
 378     hReBarWnd = CreateWindowEx(WS_EX_TOOLWINDOW, REBARCLASSNAME, NULL,
 379       CCS_NODIVIDER|WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_CLIPCHILDREN|RBS_VARHEIGHT|CCS_TOP,
 380       CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, hWnd, (HMENU)IDC_REBAR, hInstance, NULL);
 381
 382     rbi.cbSize = sizeof(rbi);
 383     rbi.fMask = 0;
 384     rbi.himl = NULL;
 385     if(!SendMessage(hReBarWnd, RB_SETBARINFO, 0, (LPARAM)&rbi))
 386         return -1;
 387
 388     hToolBarWnd = CreateToolbarEx(hReBarWnd, CCS_NOPARENTALIGN|CCS_NOMOVEY|WS_VISIBLE|WS_CHILD|TBSTYLE_TOOLTIPS|TBSTYLE_BUTTON,
 389       IDC_TOOLBAR,
 390       6, hInstance, IDB_TOOLBAR,
 391       NULL, 0,
 392       24, 24, 16, 16, sizeof(TBBUTTON));
 393
 394     ab.hInst = HINST_COMMCTRL;
 395     ab.nID = IDB_STD_SMALL_COLOR;
 396     nStdBitmaps = SendMessage(hToolBarWnd, TB_ADDBITMAP, 6, (LPARAM)&ab);
 397     AddButton(hToolBarWnd, nStdBitmaps+STD_FILENEW, ID_FILE_NEW);
 398     AddButton(hToolBarWnd, nStdBitmaps+STD_FILEOPEN, ID_FILE_OPEN);
 399     AddButton(hToolBarWnd, nStdBitmaps+STD_FILESAVE, ID_FILE_SAVE);
 400     AddSeparator(hToolBarWnd);
 401     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINT, ID_PRINT);
 402     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINTPRE, ID_PREVIEW);
 403     AddSeparator(hToolBarWnd);
 404     AddButton(hToolBarWnd, nStdBitmaps+STD_FIND, ID_FIND);
 405     AddSeparator(hToolBarWnd);
 406     AddButton(hToolBarWnd, nStdBitmaps+STD_CUT, ID_EDIT_CUT);
 407     AddButton(hToolBarWnd, nStdBitmaps+STD_COPY, ID_EDIT_COPY);
 408     AddButton(hToolBarWnd, nStdBitmaps+STD_PASTE, ID_EDIT_PASTE);
 409     AddButton(hToolBarWnd, nStdBitmaps+STD_UNDO, ID_EDIT_UNDO);
 410     AddButton(hToolBarWnd, nStdBitmaps+STD_REDOW, ID_EDIT_REDO);
 411     AddSeparator(hToolBarWnd);
 412     AddButton(hToolBarWnd, 0, ID_FORMAT_BOLD);
 413     AddButton(hToolBarWnd, 1, ID_FORMAT_ITALIC);
 414     AddButton(hToolBarWnd, 2, ID_FORMAT_UNDERLINE);
 415     AddSeparator(hToolBarWnd);
 416     AddButton(hToolBarWnd, 3, ID_ALIGN_LEFT);
 417     AddButton(hToolBarWnd, 4, ID_ALIGN_CENTER);
 418     AddButton(hToolBarWnd, 5, ID_ALIGN_RIGHT);
 419
 420     SendMessage(hToolBarWnd, TB_ADDSTRING, 0, (LPARAM)"Exit\0");
 421     SendMessage(hToolBarWnd, TB_AUTOSIZE, 0, 0);
 422
 423     rbb.cbSize = sizeof(rbb);
 424     rbb.fMask = RBBIM_SIZE | RBBIM_CHILDSIZE | RBBIM_CHILD | RBBIM_STYLE;
 425     rbb.fStyle = RBBS_CHILDEDGE;
 426     rbb.cx = 500;
 427     rbb.hwndChild = hToolBarWnd;
 428     rbb.cxMinChild = 0;
 429     rbb.cyChild = rbb.cyMinChild = HIWORD(SendMessage(hToolBarWnd, TB_GETBUTTONSIZE, 0, 0));
 430
 431     SendMessageW(hReBarWnd, RB_INSERTBAND, BANDID_TOOLBAR, (LPARAM)&rbb);
 432
 433     hDLL = LoadLibrary("RICHED20.DLL");
 434     assert(hDLL);
 435
 436     hEditorWnd = CreateWindowExW(WS_EX_CLIENTEDGE, wszRichEditClass, NULL,
 437       WS_CHILD|WS_VISIBLE|ES_MULTILINE|ES_AUTOVSCROLL|ES_WANTRETURN|WS_VSCROLL,
 438       0, 0, 1000, 100, hWnd, (HMENU)IDC_EDITOR, hInstance, NULL);
 439     if (!hEditorWnd)
 440     {
 441         fprintf(stderr, "Error code %u\n", GetLastError());
 442         return -1;
 443     }
 444     assert(hEditorWnd);
 445
 446     SetFocus(hEditorWnd);
 447     SendMessage(hEditorWnd, EM_SETEVENTMASK, 0, ENM_SELCHANGE);
 448
 449     DoDefaultFont();
 450
 451     DoLoadStrings();
 452
 453     return 0;
 454 }
 455
 456 static LRESULT OnUser( HWND hWnd, WPARAM wParam, LPARAM lParam)
 457 {
 458     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 459     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 460     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 461     int from, to;
 462     CHARFORMAT2W fmt;
 463     PARAFORMAT2 pf;
 464
 465     ZeroMemory(&fmt, sizeof(fmt));
 466     fmt.cbSize = sizeof(fmt);
 467
 468     ZeroMemory(&pf, sizeof(pf));
 469     pf.cbSize = sizeof(pf);
 470
 471     SendMessage(hwndEditor, EM_GETCHARFORMAT, TRUE, (LPARAM)&fmt);
 472
 473     SendMessage(hwndEditor, EM_GETSEL, (WPARAM)&from, (LPARAM)&to);
 474     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_UNDO,
 475       SendMessage(hwndEditor, EM_CANUNDO, 0, 0));
 476     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_REDO,
 477       SendMessage(hwndEditor, EM_CANREDO, 0, 0));
 478     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_CUT, from == to ? 0 : 1);
 479     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_COPY, from == to ? 0 : 1);
 480     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_BOLD, (fmt.dwMask & CFM_BOLD) && (fmt.dwEffects & CFE_BOLD));
 481     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_BOLD, !(fmt.dwMask & CFM_BOLD));
 482     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_ITALIC, (fmt.dwMask & CFM_ITALIC) && (fmt.dwEffects & CFE_ITALIC));
 483     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_ITALIC, !(fmt.dwMask & CFM_ITALIC));
 484     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_FORMAT_UNDERLINE, (fmt.dwMask & CFM_UNDERLINE) && (fmt.dwEffects & CFE_UNDERLINE));
 485     SendMessage(hwndToolBar, TB_INDETERMINATE, ID_FORMAT_UNDERLINE, !(fmt.dwMask & CFM_UNDERLINE));
 486
 487     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 488     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_LEFT, (pf.wAlignment == PFA_LEFT));
 489     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_CENTER, (pf.wAlignment == PFA_CENTER));
 490     SendMessage(hwndToolBar, TB_CHECKBUTTON, ID_ALIGN_RIGHT, (pf.wAlignment == PFA_RIGHT));
 491
 492     return 0;
 493 }
 494
 495 static LRESULT OnNotify( HWND hWnd, WPARAM wParam, LPARAM lParam)
 496 {
 497     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 498     NMHDR *pHdr = (NMHDR *)lParam;
 499
 500     if (pHdr->hwndFrom != hwndEditor)
 501         return 0;
 502
 503     if (pHdr->code == EN_SELCHANGE)
 504     {
 505         SELCHANGE *pSC = (SELCHANGE *)lParam;
 506         char buf[128];
 507
 508         sprintf( buf,"selection = %d..%d, line count=%ld",
 509                  pSC->chrg.cpMin, pSC->chrg.cpMax,
 510         SendMessage(hwndEditor, EM_GETLINECOUNT, 0, 0));
 511         SetWindowText(GetDlgItem(hWnd, IDC_STATUSBAR), buf);
 512         SendMessage(hWnd, WM_USER, 0, 0);
 513         return 1;
 514     }
 515     return 0;
 516 }
 517
 518 static LRESULT OnCommand( HWND hWnd, WPARAM wParam, LPARAM lParam)
 519 {
 520     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 521
 522     if ((HWND)lParam == hwndEditor)
 523         return 0;
 524
 525     switch(LOWORD(wParam))
 526     {
 527     case ID_FILE_EXIT:
 528         PostMessage(hWnd, WM_CLOSE, 0, 0);
 529         break;
 530
 531     case ID_FILE_NEW:
 532         SetWindowTextA(hwndEditor, "");
 533         set_caption(NULL);
 534         wszFileName[0] = '\0';
 535         /* FIXME: set default format too */
 536         break;
 537
 538     case ID_FILE_OPEN:
 539         DialogOpenFile();
 540         break;
 541
 542     case ID_FILE_SAVE:
 543         if(wszFileName[0])
 544         {
 545             DoSaveFile(wszFileName);
 546             break;
 547         }
 548         /* Fall through */
 549
 550     case ID_FILE_SAVEAS:
 551         DialogSaveFile();
 552         break;
 553
 554     case ID_PRINT:
 555     case ID_PREVIEW:
 556     case ID_FIND:
 557         MessageBox(hWnd, "Not implemented", "WordPad", MB_OK);
 558         break;
 559
 560     case ID_FORMAT_BOLD:
 561     case ID_FORMAT_ITALIC:
 562     case ID_FORMAT_UNDERLINE:
 563         {
 564         CHARFORMAT2W fmt;
 565         int mask = CFM_BOLD;
 566         if (LOWORD(wParam) == ID_FORMAT_ITALIC) mask = CFM_ITALIC;
 567         if (LOWORD(wParam) == ID_FORMAT_UNDERLINE) mask = CFM_UNDERLINE;
 568
 569         ZeroMemory(&fmt, sizeof(fmt));
 570         fmt.cbSize = sizeof(fmt);
 571         SendMessage(hwndEditor, EM_GETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 572         if (!(fmt.dwMask&mask))
 573             fmt.dwEffects |= mask;
 574         else
 575             fmt.dwEffects ^= mask;
 576         fmt.dwMask = mask;
 577         SendMessage(hwndEditor, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 578         break;
 579         }
 580
 581     case ID_EDIT_CUT:
 582         PostMessage(hwndEditor, WM_CUT, 0, 0);
 583         break;
 584
 585     case ID_EDIT_COPY:
 586         PostMessage(hwndEditor, WM_COPY, 0, 0);
 587         break;
 588
 589     case ID_EDIT_PASTE:
 590         PostMessage(hwndEditor, WM_PASTE, 0, 0);
 591         break;
 592
 593     case ID_EDIT_CLEAR:
 594         PostMessage(hwndEditor, WM_CLEAR, 0, 0);
 595         break;
 596
 597     case ID_EDIT_SELECTALL:
 598         {
 599         CHARRANGE range = {0, -1};
 600         SendMessage(hwndEditor, EM_EXSETSEL, 0, (LPARAM)&range);
 601         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 602         return 0;
 603         }
 604
 605     case ID_EDIT_GETTEXT:
 606         {
 607         int nLen = GetWindowTextLengthW(hwndEditor);
 608         LPWSTR data = HeapAlloc( GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR) );
 609         TEXTRANGEW tr;
 610
 611         GetWindowTextW(hwndEditor, data, nLen+1);
 612         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 613
 614         HeapFree( GetProcessHeap(), 0, data);
 615         data = HeapAlloc(GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR));
 616         tr.chrg.cpMin = 0;
 617         tr.chrg.cpMax = nLen;
 618         tr.lpstrText = data;
 619         SendMessage (hwndEditor, EM_GETTEXTRANGE, 0, (LPARAM)&tr);
 620         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 621         HeapFree( GetProcessHeap(), 0, data );
 622
 623         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 624         return 0;
 625         }
 626
 627     case ID_EDIT_CHARFORMAT:
 628     case ID_EDIT_DEFCHARFORMAT:
 629         {
 630         CHARFORMAT2W cf;
 631         LRESULT i;
 632         ZeroMemory(&cf, sizeof(cf));
 633         cf.cbSize = sizeof(cf);
 634         cf.dwMask = 0;
 635         i = SendMessage(hwndEditor, EM_GETCHARFORMAT,
 636                         LOWORD(wParam) == ID_EDIT_CHARFORMAT, (LPARAM)&cf);
 637         return 0;
 638         }
 639
 640     case ID_EDIT_PARAFORMAT:
 641         {
 642         PARAFORMAT2 pf;
 643         ZeroMemory(&pf, sizeof(pf));
 644         pf.cbSize = sizeof(pf);
 645         SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 646         return 0;
 647         }
 648
 649     case ID_EDIT_SELECTIONINFO:
 650         {
 651         CHARRANGE range = {0, -1};
 652         char buf[128];
 653         WCHAR *data = NULL;
 654
 655         SendMessage(hwndEditor, EM_EXGETSEL, 0, (LPARAM)&range);
 656         data = HeapAlloc(GetProcessHeap(), 0, sizeof(*data) * (range.cpMax-range.cpMin+1));
 657         SendMessage(hwndEditor, EM_GETSELTEXT, 0, (LPARAM)data);
 658         sprintf(buf, "Start = %d, End = %d", range.cpMin, range.cpMax);
 659         MessageBoxA(hWnd, buf, "Editor", MB_OK);
 660         MessageBoxW(hWnd, data, xszAppTitle, MB_OK);
 661         HeapFree( GetProcessHeap(), 0, data);
 662         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 663         return 0;
 664         }
 665
 666     case ID_EDIT_READONLY:
 667         {
 668         long nStyle = GetWindowLong(hwndEditor, GWL_STYLE);
 669         if (nStyle & ES_READONLY)
 670             SendMessage(hwndEditor, EM_SETREADONLY, 0, 0);
 671         else
 672             SendMessage(hwndEditor, EM_SETREADONLY, 1, 0);
 673         return 0;
 674         }
 675
 676     case ID_EDIT_MODIFIED:
 677         if (SendMessage(hwndEditor, EM_GETMODIFY, 0, 0))
 678             SendMessage(hwndEditor, EM_SETMODIFY, 0, 0);
 679         else
 680             SendMessage(hwndEditor, EM_SETMODIFY, 1, 0);
 681         return 0;
 682
 683     case ID_EDIT_UNDO:
 684         SendMessage(hwndEditor, EM_UNDO, 0, 0);
 685         return 0;
 686
 687     case ID_EDIT_REDO:
 688         SendMessage(hwndEditor, EM_REDO, 0, 0);
 689         return 0;
 690
 691     case ID_ALIGN_LEFT:
 692     case ID_ALIGN_CENTER:
 693     case ID_ALIGN_RIGHT:
 694         {
 695         PARAFORMAT2 pf;
 696
 697         pf.cbSize = sizeof(pf);
 698         pf.dwMask = PFM_ALIGNMENT;
 699         switch(LOWORD(wParam)) {
 700         case ID_ALIGN_LEFT: pf.wAlignment = PFA_LEFT; break;
 701         case ID_ALIGN_CENTER: pf.wAlignment = PFA_CENTER; break;
 702         case ID_ALIGN_RIGHT: pf.wAlignment = PFA_RIGHT; break;
 703         }
 704         SendMessage(hwndEditor, EM_SETPARAFORMAT, 0, (LPARAM)&pf);
 705         break;
 706         }
 707
 708     case ID_BACK_1:
 709         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 1, 0);
 710         break;
 711
 712     case ID_BACK_2:
 713         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 0, RGB(255,255,192));
 714         break;
 715
 716     case ID_TOGGLE_TOOLBAR:
 717         toggle_toolbar(BANDID_TOOLBAR);
 718         break;
 719
 720     default:
 721         SendMessage(hwndEditor, WM_COMMAND, wParam, lParam);
 722         break;
 723     }
 724     return 0;
 725 }
 726
 727 static LRESULT OnInitPopupMenu( HWND hWnd, WPARAM wParam, LPARAM lParam )
 728 {
 729     HMENU hMenu = (HMENU)wParam;
 730     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 731     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 732     PARAFORMAT pf;
 733     int nAlignment = -1;
 734     REBARBANDINFOW rbbinfo;
 735
 736     pf.cbSize = sizeof(PARAFORMAT);
 737     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 738     CheckMenuItem(hMenu, ID_EDIT_READONLY,
 739       MF_BYCOMMAND|(GetWindowLong(hwndEditor, GWL_STYLE)&ES_READONLY ? MF_CHECKED : MF_UNCHECKED));
 740     CheckMenuItem(hMenu, ID_EDIT_MODIFIED,
 741       MF_BYCOMMAND|(SendMessage(hwndEditor, EM_GETMODIFY, 0, 0) ? MF_CHECKED : MF_UNCHECKED));
 742     if (pf.dwMask & PFM_ALIGNMENT)
 743         nAlignment = pf.wAlignment;
 744     CheckMenuItem(hMenu, ID_ALIGN_LEFT, MF_BYCOMMAND|(nAlignment == PFA_LEFT) ? MF_CHECKED : MF_UNCHECKED);
 745     CheckMenuItem(hMenu, ID_ALIGN_CENTER, MF_BYCOMMAND|(nAlignment == PFA_CENTER) ? MF_CHECKED : MF_UNCHECKED);
 746     CheckMenuItem(hMenu, ID_ALIGN_RIGHT, MF_BYCOMMAND|(nAlignment == PFA_RIGHT) ? MF_CHECKED : MF_UNCHECKED);
 747     EnableMenuItem(hMenu, ID_EDIT_UNDO, MF_BYCOMMAND|(SendMessage(hwndEditor, EM_CANUNDO, 0, 0)) ? MF_ENABLED : MF_GRAYED);
 748     EnableMenuItem(hMenu, ID_EDIT_REDO, MF_BYCOMMAND|(SendMessage(hwndEditor, EM_CANREDO, 0, 0)) ? MF_ENABLED : MF_GRAYED);
 749
 750     rbbinfo.cbSize = sizeof(rbbinfo);
 751     rbbinfo.fMask = RBBIM_STYLE;
 752     SendMessageW(hwndReBar, RB_GETBANDINFO, 0, (LPARAM)&rbbinfo);
 753
 754     CheckMenuItem(hMenu, ID_TOGGLE_TOOLBAR, MF_BYCOMMAND|(rbbinfo.fStyle & RBBS_HIDDEN) ?
 755             MF_UNCHECKED : MF_CHECKED);
 756
 757     return 0;
 758 }
 759
 760 static LRESULT OnSize( HWND hWnd, WPARAM wParam, LPARAM lParam )
 761 {
 762     int nStatusSize = 0;
 763     RECT rc;
 764     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 765     HWND hwndStatusBar = GetDlgItem(hWnd, IDC_STATUSBAR);
 766     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 767     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 768     int rebarHeight;
 769
 770     if (hwndStatusBar)
 771     {
 772         SendMessage(hwndStatusBar, WM_SIZE, 0, 0);
 773         GetClientRect(hwndStatusBar, &rc);
 774         nStatusSize = rc.bottom - rc.top;
 775     }
 776     if (hwndToolBar)
 777     {
 778         rc.left = rc.top = 0;
 779         rc.right = LOWORD(lParam);
 780         rc.bottom = HIWORD(lParam);
 781         SendMessage(hwndToolBar, TB_AUTOSIZE, 0, 0);
 782         SendMessage(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 783         GetClientRect(hwndReBar, &rc);
 784         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 785     }
 786     if (hwndEditor)
 787     {
 788         rebarHeight = rebar_height();
 789         GetClientRect(hWnd, &rc);
 790         MoveWindow(hwndEditor, 0, rebarHeight, rc.right, rc.bottom-nStatusSize-rebarHeight, TRUE);
 791     }
 792
 793     return DefWindowProcW(hWnd, WM_SIZE, wParam, lParam);
 794 }
 795
 796 static LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 797 {
 798     switch(msg)
 799     {
 800     case WM_CREATE:
 801         return OnCreate( hWnd, wParam, lParam );
 802
 803     case WM_USER:
 804         return OnUser( hWnd, wParam, lParam );
 805
 806     case WM_NOTIFY:
 807         return OnNotify( hWnd, wParam, lParam );
 808
 809     case WM_COMMAND:
 810         return OnCommand( hWnd, wParam, lParam );
 811
 812     case WM_DESTROY:
 813         PostQuitMessage(0);
 814         break;
 815
 816     case WM_ACTIVATE:
 817         if (LOWORD(wParam))
 818             SetFocus(GetDlgItem(hWnd, IDC_EDITOR));
 819         return 0;
 820
 821     case WM_INITMENUPOPUP:
 822         return OnInitPopupMenu( hWnd, wParam, lParam );
 823
 824     case WM_SIZE:
 825         return OnSize( hWnd, wParam, lParam );
 826
 827     default:
 828         return DefWindowProcW(hWnd, msg, wParam, lParam);
 829     }
 830
 831     return 0;
 832 }
 833
 834 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE hOldInstance, LPSTR szCmdParagraph, int res)
 835 {
 836     INITCOMMONCONTROLSEX classes = {8, ICC_BAR_CLASSES|ICC_COOL_CLASSES};
 837     HACCEL hAccel;
 838     WNDCLASSW wc;
 839     MSG msg;
 840
 841     InitCommonControlsEx(&classes);
 842
 843     hAccel = LoadAccelerators(hInstance, "MAINACCELTABLE");
 844
 845     wc.style = CS_HREDRAW | CS_VREDRAW;
 846     wc.lpfnWndProc = WndProc;
 847     wc.cbClsExtra = 0;
 848     wc.cbWndExtra = 4;
 849     wc.hInstance = hInstance;
 850     wc.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_WORDPAD));
 851     wc.hCursor = LoadCursor(NULL, IDC_IBEAM);
 852     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 853     wc.lpszMenuName = xszMainMenu;
 854     wc.lpszClassName = wszMainWndClass;
 855     RegisterClassW(&wc);
 856
 857     hMainWnd = CreateWindowExW(0, wszMainWndClass, wszAppTitle, WS_OVERLAPPEDWINDOW,
 858       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, hInstance, NULL);
 859     ShowWindow(hMainWnd, SW_SHOWDEFAULT);
 860
 861     HandleCommandLine(GetCommandLineW());
 862
 863     while(GetMessage(&msg,0,0,0))
 864     {
 865         if (TranslateAccelerator(hMainWnd, hAccel, &msg))
 866             continue;
 867         TranslateMessage(&msg);
 868         DispatchMessage(&msg);
 869         if (!PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE))
 870             SendMessage(hMainWnd, WM_USER, 0, 0);
 871     }
 872
 873     return 0;
 874 }