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 update_window(void)
 330 {
 331     RECT rect;
 332
 333     GetWindowRect(hMainWnd, &rect);
 334
 335     (void) OnSize(hMainWnd, SIZE_RESTORED, MAKELONG(rect.bottom, rect.right));
 336 }
 337
 338 static void toggle_toolbar(int bandId)
 339 {
 340     HWND hwndReBar = GetDlgItem(hMainWnd, IDC_REBAR);
 341     REBARBANDINFOW rbbinfo;
 342     BOOL hide = TRUE;
 343
 344     if(!hwndReBar)
 345         return;
 346
 347     rbbinfo.cbSize = sizeof(rbbinfo);
 348     rbbinfo.fMask = RBBIM_STYLE | RBBIM_SIZE;
 349
 350     SendMessageW(hwndReBar, RB_GETBANDINFO, bandId, (LPARAM)&rbbinfo);
 351
 352     if(rbbinfo.fStyle & RBBS_HIDDEN)
 353         hide = FALSE;
 354
 355     SendMessageW(hwndReBar, RB_SHOWBAND, bandId, hide ? 0 : 1);
 356
 357     if(bandId == BANDID_TOOLBAR)
 358     {
 359         rbbinfo.fMask ^= RBBIM_SIZE;
 360
 361         SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_FORMATBAR, (LPARAM)&rbbinfo);
 362
 363         if(hide)
 364             rbbinfo.fStyle ^= RBBS_BREAK;
 365         else
 366             rbbinfo.fStyle |= RBBS_BREAK;
 367
 368         SendMessageW(hwndReBar, RB_SETBANDINFO, BANDID_FORMATBAR, (LPARAM)&rbbinfo);
 369     }
 370 }
 371
 372 static LRESULT OnCreate( HWND hWnd, WPARAM wParam, LPARAM lParam)
 373 {
 374     HWND hToolBarWnd, hFormatBarWnd,  hReBarWnd;
 375     HINSTANCE hInstance = (HINSTANCE)GetWindowLongPtr(hWnd, GWLP_HINSTANCE);
 376     HANDLE hDLL;
 377     TBADDBITMAP ab;
 378     int nStdBitmaps = 0;
 379     REBARINFO rbi;
 380     REBARBANDINFO rbb;
 381
 382     CreateStatusWindow(CCS_NODIVIDER|WS_CHILD|WS_VISIBLE, "RichEdit text", hWnd, IDC_STATUSBAR);
 383
 384     hReBarWnd = CreateWindowEx(WS_EX_TOOLWINDOW, REBARCLASSNAME, NULL,
 385       CCS_NODIVIDER|WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_CLIPCHILDREN|RBS_VARHEIGHT|CCS_TOP,
 386       CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, hWnd, (HMENU)IDC_REBAR, hInstance, NULL);
 387
 388     rbi.cbSize = sizeof(rbi);
 389     rbi.fMask = 0;
 390     rbi.himl = NULL;
 391     if(!SendMessage(hReBarWnd, RB_SETBARINFO, 0, (LPARAM)&rbi))
 392         return -1;
 393
 394     hToolBarWnd = CreateToolbarEx(hReBarWnd, CCS_NOPARENTALIGN|CCS_NOMOVEY|WS_VISIBLE|WS_CHILD|TBSTYLE_TOOLTIPS|TBSTYLE_BUTTON,
 395       IDC_TOOLBAR,
 396       0, hInstance, 0,
 397       NULL, 0,
 398       24, 24, 16, 16, sizeof(TBBUTTON));
 399
 400     ab.hInst = HINST_COMMCTRL;
 401     ab.nID = IDB_STD_SMALL_COLOR;
 402     nStdBitmaps = SendMessageW(hToolBarWnd, TB_ADDBITMAP, 0, (LPARAM)&ab);
 403
 404     AddButton(hToolBarWnd, nStdBitmaps+STD_FILENEW, ID_FILE_NEW);
 405     AddButton(hToolBarWnd, nStdBitmaps+STD_FILEOPEN, ID_FILE_OPEN);
 406     AddButton(hToolBarWnd, nStdBitmaps+STD_FILESAVE, ID_FILE_SAVE);
 407     AddSeparator(hToolBarWnd);
 408     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINT, ID_PRINT);
 409     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINTPRE, ID_PREVIEW);
 410     AddSeparator(hToolBarWnd);
 411     AddButton(hToolBarWnd, nStdBitmaps+STD_FIND, ID_FIND);
 412     AddSeparator(hToolBarWnd);
 413     AddButton(hToolBarWnd, nStdBitmaps+STD_CUT, ID_EDIT_CUT);
 414     AddButton(hToolBarWnd, nStdBitmaps+STD_COPY, ID_EDIT_COPY);
 415     AddButton(hToolBarWnd, nStdBitmaps+STD_PASTE, ID_EDIT_PASTE);
 416     AddButton(hToolBarWnd, nStdBitmaps+STD_UNDO, ID_EDIT_UNDO);
 417     AddButton(hToolBarWnd, nStdBitmaps+STD_REDOW, ID_EDIT_REDO);
 418
 419     SendMessage(hToolBarWnd, TB_ADDSTRING, 0, (LPARAM)"Exit\0");
 420     SendMessage(hToolBarWnd, TB_AUTOSIZE, 0, 0);
 421
 422     rbb.cbSize = sizeof(rbb);
 423     rbb.fMask = RBBIM_SIZE | RBBIM_CHILDSIZE | RBBIM_CHILD | RBBIM_STYLE;
 424     rbb.fStyle = RBBS_CHILDEDGE | RBBS_BREAK | RBBS_NOGRIPPER;
 425     rbb.cx = 0;
 426     rbb.hwndChild = hToolBarWnd;
 427     rbb.cxMinChild = 0;
 428     rbb.cyChild = rbb.cyMinChild = HIWORD(SendMessage(hToolBarWnd, TB_GETBUTTONSIZE, 0, 0));
 429
 430     SendMessageW(hReBarWnd, RB_INSERTBAND, BANDID_TOOLBAR, (LPARAM)&rbb);
 431
 432     hFormatBarWnd = CreateToolbarEx(hReBarWnd,
 433          CCS_NOPARENTALIGN | CCS_NOMOVEY | WS_VISIBLE | TBSTYLE_TOOLTIPS | TBSTYLE_BUTTON,
 434          IDC_FORMATBAR, 6, hInstance, IDB_FORMATBAR, NULL, 0, 24, 24, 16, 16, sizeof(TBBUTTON));
 435
 436     ab.hInst = HINST_COMMCTRL;
 437     ab.nID = IDB_STD_SMALL_COLOR;
 438     nStdBitmaps = SendMessageW(hFormatBarWnd, TB_ADDBITMAP, 6, (LPARAM)&ab);
 439
 440     AddButton(hFormatBarWnd, 0, ID_FORMAT_BOLD);
 441     AddButton(hFormatBarWnd, 1, ID_FORMAT_ITALIC);
 442     AddButton(hFormatBarWnd, 2, ID_FORMAT_UNDERLINE);
 443     AddSeparator(hFormatBarWnd);
 444     AddButton(hFormatBarWnd, 3, ID_ALIGN_LEFT);
 445     AddButton(hFormatBarWnd, 4, ID_ALIGN_CENTER);
 446     AddButton(hFormatBarWnd, 5, ID_ALIGN_RIGHT);
 447
 448     SendMessageW(hFormatBarWnd, TB_AUTOSIZE, 0, 0);
 449
 450     rbb.hwndChild = hFormatBarWnd;
 451
 452     SendMessageW(hReBarWnd, RB_INSERTBAND, BANDID_FORMATBAR, (LPARAM)&rbb);
 453
 454     hDLL = LoadLibrary("RICHED20.DLL");
 455     assert(hDLL);
 456
 457     hEditorWnd = CreateWindowExW(WS_EX_CLIENTEDGE, wszRichEditClass, NULL,
 458       WS_CHILD|WS_VISIBLE|ES_MULTILINE|ES_AUTOVSCROLL|ES_WANTRETURN|WS_VSCROLL,
 459       0, 0, 1000, 100, hWnd, (HMENU)IDC_EDITOR, hInstance, NULL);
 460
 461     if (!hEditorWnd)
 462     {
 463         fprintf(stderr, "Error code %u\n", GetLastError());
 464         return -1;
 465     }
 466     assert(hEditorWnd);
 467
 468     SetFocus(hEditorWnd);
 469     SendMessage(hEditorWnd, EM_SETEVENTMASK, 0, ENM_SELCHANGE);
 470
 471     DoDefaultFont();
 472
 473     DoLoadStrings();
 474
 475     return 0;
 476 }
 477
 478 static LRESULT OnUser( HWND hWnd, WPARAM wParam, LPARAM lParam)
 479 {
 480     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 481     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 482     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 483     HWND hwndFormatBar = GetDlgItem(hwndReBar, IDC_FORMATBAR);
 484     int from, to;
 485     CHARFORMAT2W fmt;
 486     PARAFORMAT2 pf;
 487
 488     ZeroMemory(&fmt, sizeof(fmt));
 489     fmt.cbSize = sizeof(fmt);
 490
 491     ZeroMemory(&pf, sizeof(pf));
 492     pf.cbSize = sizeof(pf);
 493
 494     SendMessage(hwndEditor, EM_GETCHARFORMAT, TRUE, (LPARAM)&fmt);
 495
 496     SendMessage(hwndEditor, EM_GETSEL, (WPARAM)&from, (LPARAM)&to);
 497     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_UNDO,
 498       SendMessage(hwndEditor, EM_CANUNDO, 0, 0));
 499     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_REDO,
 500       SendMessage(hwndEditor, EM_CANREDO, 0, 0));
 501     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_CUT, from == to ? 0 : 1);
 502     SendMessage(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_COPY, from == to ? 0 : 1);
 503
 504     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_FORMAT_BOLD, (fmt.dwMask & CFM_BOLD) &&
 505             (fmt.dwEffects & CFE_BOLD));
 506     SendMessageW(hwndFormatBar, TB_INDETERMINATE, ID_FORMAT_BOLD, !(fmt.dwMask & CFM_BOLD));
 507     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_FORMAT_ITALIC, (fmt.dwMask & CFM_ITALIC) &&
 508             (fmt.dwEffects & CFE_ITALIC));
 509     SendMessageW(hwndFormatBar, TB_INDETERMINATE, ID_FORMAT_ITALIC, !(fmt.dwMask & CFM_ITALIC));
 510     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_FORMAT_UNDERLINE, (fmt.dwMask & CFM_UNDERLINE) &&
 511             (fmt.dwEffects & CFE_UNDERLINE));
 512     SendMessageW(hwndFormatBar, TB_INDETERMINATE, ID_FORMAT_UNDERLINE, !(fmt.dwMask & CFM_UNDERLINE));
 513
 514     SendMessageW(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 515     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_ALIGN_LEFT, (pf.wAlignment == PFA_LEFT));
 516     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_ALIGN_CENTER, (pf.wAlignment == PFA_CENTER));
 517     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_ALIGN_RIGHT, (pf.wAlignment == PFA_RIGHT));
 518
 519     return 0;
 520 }
 521
 522 static LRESULT OnNotify( HWND hWnd, WPARAM wParam, LPARAM lParam)
 523 {
 524     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 525     NMHDR *pHdr = (NMHDR *)lParam;
 526
 527     if (pHdr->hwndFrom != hwndEditor)
 528         return 0;
 529
 530     if (pHdr->code == EN_SELCHANGE)
 531     {
 532         SELCHANGE *pSC = (SELCHANGE *)lParam;
 533         char buf[128];
 534
 535         sprintf( buf,"selection = %d..%d, line count=%ld",
 536                  pSC->chrg.cpMin, pSC->chrg.cpMax,
 537         SendMessage(hwndEditor, EM_GETLINECOUNT, 0, 0));
 538         SetWindowText(GetDlgItem(hWnd, IDC_STATUSBAR), buf);
 539         SendMessage(hWnd, WM_USER, 0, 0);
 540         return 1;
 541     }
 542     return 0;
 543 }
 544
 545 static LRESULT OnCommand( HWND hWnd, WPARAM wParam, LPARAM lParam)
 546 {
 547     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 548     HWND hwndStatus = GetDlgItem(hWnd, IDC_STATUSBAR);
 549
 550     if ((HWND)lParam == hwndEditor)
 551         return 0;
 552
 553     switch(LOWORD(wParam))
 554     {
 555     case ID_FILE_EXIT:
 556         PostMessage(hWnd, WM_CLOSE, 0, 0);
 557         break;
 558
 559     case ID_FILE_NEW:
 560         SetWindowTextA(hwndEditor, "");
 561         set_caption(NULL);
 562         wszFileName[0] = '\0';
 563         /* FIXME: set default format too */
 564         break;
 565
 566     case ID_FILE_OPEN:
 567         DialogOpenFile();
 568         break;
 569
 570     case ID_FILE_SAVE:
 571         if(wszFileName[0])
 572         {
 573             DoSaveFile(wszFileName);
 574             break;
 575         }
 576         /* Fall through */
 577
 578     case ID_FILE_SAVEAS:
 579         DialogSaveFile();
 580         break;
 581
 582     case ID_PRINT:
 583     case ID_PREVIEW:
 584     case ID_FIND:
 585         MessageBox(hWnd, "Not implemented", "WordPad", MB_OK);
 586         break;
 587
 588     case ID_FORMAT_BOLD:
 589     case ID_FORMAT_ITALIC:
 590     case ID_FORMAT_UNDERLINE:
 591         {
 592         CHARFORMAT2W fmt;
 593         int mask = CFM_BOLD;
 594         if (LOWORD(wParam) == ID_FORMAT_ITALIC) mask = CFM_ITALIC;
 595         if (LOWORD(wParam) == ID_FORMAT_UNDERLINE) mask = CFM_UNDERLINE;
 596
 597         ZeroMemory(&fmt, sizeof(fmt));
 598         fmt.cbSize = sizeof(fmt);
 599         SendMessage(hwndEditor, EM_GETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 600         if (!(fmt.dwMask&mask))
 601             fmt.dwEffects |= mask;
 602         else
 603             fmt.dwEffects ^= mask;
 604         fmt.dwMask = mask;
 605         SendMessage(hwndEditor, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 606         break;
 607         }
 608
 609     case ID_EDIT_CUT:
 610         PostMessage(hwndEditor, WM_CUT, 0, 0);
 611         break;
 612
 613     case ID_EDIT_COPY:
 614         PostMessage(hwndEditor, WM_COPY, 0, 0);
 615         break;
 616
 617     case ID_EDIT_PASTE:
 618         PostMessage(hwndEditor, WM_PASTE, 0, 0);
 619         break;
 620
 621     case ID_EDIT_CLEAR:
 622         PostMessage(hwndEditor, WM_CLEAR, 0, 0);
 623         break;
 624
 625     case ID_EDIT_SELECTALL:
 626         {
 627         CHARRANGE range = {0, -1};
 628         SendMessage(hwndEditor, EM_EXSETSEL, 0, (LPARAM)&range);
 629         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 630         return 0;
 631         }
 632
 633     case ID_EDIT_GETTEXT:
 634         {
 635         int nLen = GetWindowTextLengthW(hwndEditor);
 636         LPWSTR data = HeapAlloc( GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR) );
 637         TEXTRANGEW tr;
 638
 639         GetWindowTextW(hwndEditor, data, nLen+1);
 640         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 641
 642         HeapFree( GetProcessHeap(), 0, data);
 643         data = HeapAlloc(GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR));
 644         tr.chrg.cpMin = 0;
 645         tr.chrg.cpMax = nLen;
 646         tr.lpstrText = data;
 647         SendMessage (hwndEditor, EM_GETTEXTRANGE, 0, (LPARAM)&tr);
 648         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 649         HeapFree( GetProcessHeap(), 0, data );
 650
 651         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 652         return 0;
 653         }
 654
 655     case ID_EDIT_CHARFORMAT:
 656     case ID_EDIT_DEFCHARFORMAT:
 657         {
 658         CHARFORMAT2W cf;
 659         LRESULT i;
 660         ZeroMemory(&cf, sizeof(cf));
 661         cf.cbSize = sizeof(cf);
 662         cf.dwMask = 0;
 663         i = SendMessage(hwndEditor, EM_GETCHARFORMAT,
 664                         LOWORD(wParam) == ID_EDIT_CHARFORMAT, (LPARAM)&cf);
 665         return 0;
 666         }
 667
 668     case ID_EDIT_PARAFORMAT:
 669         {
 670         PARAFORMAT2 pf;
 671         ZeroMemory(&pf, sizeof(pf));
 672         pf.cbSize = sizeof(pf);
 673         SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 674         return 0;
 675         }
 676
 677     case ID_EDIT_SELECTIONINFO:
 678         {
 679         CHARRANGE range = {0, -1};
 680         char buf[128];
 681         WCHAR *data = NULL;
 682
 683         SendMessage(hwndEditor, EM_EXGETSEL, 0, (LPARAM)&range);
 684         data = HeapAlloc(GetProcessHeap(), 0, sizeof(*data) * (range.cpMax-range.cpMin+1));
 685         SendMessage(hwndEditor, EM_GETSELTEXT, 0, (LPARAM)data);
 686         sprintf(buf, "Start = %d, End = %d", range.cpMin, range.cpMax);
 687         MessageBoxA(hWnd, buf, "Editor", MB_OK);
 688         MessageBoxW(hWnd, data, xszAppTitle, MB_OK);
 689         HeapFree( GetProcessHeap(), 0, data);
 690         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 691         return 0;
 692         }
 693
 694     case ID_EDIT_READONLY:
 695         {
 696         long nStyle = GetWindowLong(hwndEditor, GWL_STYLE);
 697         if (nStyle & ES_READONLY)
 698             SendMessage(hwndEditor, EM_SETREADONLY, 0, 0);
 699         else
 700             SendMessage(hwndEditor, EM_SETREADONLY, 1, 0);
 701         return 0;
 702         }
 703
 704     case ID_EDIT_MODIFIED:
 705         if (SendMessage(hwndEditor, EM_GETMODIFY, 0, 0))
 706             SendMessage(hwndEditor, EM_SETMODIFY, 0, 0);
 707         else
 708             SendMessage(hwndEditor, EM_SETMODIFY, 1, 0);
 709         return 0;
 710
 711     case ID_EDIT_UNDO:
 712         SendMessage(hwndEditor, EM_UNDO, 0, 0);
 713         return 0;
 714
 715     case ID_EDIT_REDO:
 716         SendMessage(hwndEditor, EM_REDO, 0, 0);
 717         return 0;
 718
 719     case ID_ALIGN_LEFT:
 720     case ID_ALIGN_CENTER:
 721     case ID_ALIGN_RIGHT:
 722         {
 723         PARAFORMAT2 pf;
 724
 725         pf.cbSize = sizeof(pf);
 726         pf.dwMask = PFM_ALIGNMENT;
 727         switch(LOWORD(wParam)) {
 728         case ID_ALIGN_LEFT: pf.wAlignment = PFA_LEFT; break;
 729         case ID_ALIGN_CENTER: pf.wAlignment = PFA_CENTER; break;
 730         case ID_ALIGN_RIGHT: pf.wAlignment = PFA_RIGHT; break;
 731         }
 732         SendMessage(hwndEditor, EM_SETPARAFORMAT, 0, (LPARAM)&pf);
 733         break;
 734         }
 735
 736     case ID_BACK_1:
 737         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 1, 0);
 738         break;
 739
 740     case ID_BACK_2:
 741         SendMessage(hwndEditor, EM_SETBKGNDCOLOR, 0, RGB(255,255,192));
 742         break;
 743
 744     case ID_TOGGLE_TOOLBAR:
 745         toggle_toolbar(BANDID_TOOLBAR);
 746         update_window();
 747         break;
 748
 749     case ID_TOGGLE_FORMATBAR:
 750         toggle_toolbar(BANDID_FORMATBAR);
 751         update_window();
 752         break;
 753
 754     case ID_TOGGLE_STATUSBAR:
 755         ShowWindow(hwndStatus, IsWindowVisible(hwndStatus) ? SW_HIDE : SW_SHOW);
 756         update_window();
 757         break;
 758
 759     default:
 760         SendMessage(hwndEditor, WM_COMMAND, wParam, lParam);
 761         break;
 762     }
 763     return 0;
 764 }
 765
 766 static LRESULT OnInitPopupMenu( HWND hWnd, WPARAM wParam, LPARAM lParam )
 767 {
 768     HMENU hMenu = (HMENU)wParam;
 769     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 770     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 771     HWND hwndStatus = GetDlgItem(hWnd, IDC_STATUSBAR);
 772     PARAFORMAT pf;
 773     int nAlignment = -1;
 774     REBARBANDINFOW rbbinfo;
 775
 776     pf.cbSize = sizeof(PARAFORMAT);
 777     SendMessage(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 778     CheckMenuItem(hMenu, ID_EDIT_READONLY,
 779       MF_BYCOMMAND|(GetWindowLong(hwndEditor, GWL_STYLE)&ES_READONLY ? MF_CHECKED : MF_UNCHECKED));
 780     CheckMenuItem(hMenu, ID_EDIT_MODIFIED,
 781       MF_BYCOMMAND|(SendMessage(hwndEditor, EM_GETMODIFY, 0, 0) ? MF_CHECKED : MF_UNCHECKED));
 782     if (pf.dwMask & PFM_ALIGNMENT)
 783         nAlignment = pf.wAlignment;
 784     CheckMenuItem(hMenu, ID_ALIGN_LEFT, MF_BYCOMMAND|(nAlignment == PFA_LEFT) ?
 785             MF_CHECKED : MF_UNCHECKED);
 786     CheckMenuItem(hMenu, ID_ALIGN_CENTER, MF_BYCOMMAND|(nAlignment == PFA_CENTER) ?
 787             MF_CHECKED : MF_UNCHECKED);
 788     CheckMenuItem(hMenu, ID_ALIGN_RIGHT, MF_BYCOMMAND|(nAlignment == PFA_RIGHT) ?
 789             MF_CHECKED : MF_UNCHECKED);
 790     EnableMenuItem(hMenu, ID_EDIT_UNDO, MF_BYCOMMAND|(SendMessageW(hwndEditor, EM_CANUNDO, 0, 0)) ?
 791             MF_ENABLED : MF_GRAYED);
 792     EnableMenuItem(hMenu, ID_EDIT_REDO, MF_BYCOMMAND|(SendMessageW(hwndEditor, EM_CANREDO, 0, 0)) ?
 793             MF_ENABLED : MF_GRAYED);
 794
 795     rbbinfo.cbSize = sizeof(rbbinfo);
 796     rbbinfo.fMask = RBBIM_STYLE;
 797     SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_TOOLBAR, (LPARAM)&rbbinfo);
 798
 799     CheckMenuItem(hMenu, ID_TOGGLE_TOOLBAR, MF_BYCOMMAND|(rbbinfo.fStyle & RBBS_HIDDEN) ?
 800             MF_UNCHECKED : MF_CHECKED);
 801
 802     SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_FORMATBAR, (LPARAM)&rbbinfo);
 803
 804     CheckMenuItem(hMenu, ID_TOGGLE_FORMATBAR, MF_BYCOMMAND|(rbbinfo.fStyle & RBBS_HIDDEN) ?
 805             MF_UNCHECKED : MF_CHECKED);
 806
 807     CheckMenuItem(hMenu, ID_TOGGLE_STATUSBAR, MF_BYCOMMAND|IsWindowVisible(hwndStatus) ?
 808             MF_CHECKED : MF_UNCHECKED);
 809     return 0;
 810 }
 811
 812 static LRESULT OnSize( HWND hWnd, WPARAM wParam, LPARAM lParam )
 813 {
 814     int nStatusSize = 0;
 815     RECT rc;
 816     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 817     HWND hwndStatusBar = GetDlgItem(hWnd, IDC_STATUSBAR);
 818     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 819     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 820     HWND hwndFormatBar = GetDlgItem(hwndReBar, IDC_FORMATBAR);
 821     int rebarHeight = 0;
 822     REBARBANDINFOW rbbinfo;
 823     int rebarRows = 2;
 824
 825     if (hwndStatusBar)
 826     {
 827         SendMessage(hwndStatusBar, WM_SIZE, 0, 0);
 828         if (IsWindowVisible(hwndStatusBar))
 829         {
 830             GetClientRect(hwndStatusBar, &rc);
 831             nStatusSize = rc.bottom - rc.top;
 832         } else
 833         {
 834             nStatusSize = 0;
 835         }
 836     }
 837     if (hwndToolBar)
 838     {
 839         rc.left = rc.top = 0;
 840         rc.right = LOWORD(lParam);
 841         rc.bottom = HIWORD(lParam);
 842         SendMessage(hwndToolBar, TB_AUTOSIZE, 0, 0);
 843         SendMessage(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 844         GetClientRect(hwndReBar, &rc);
 845         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 846     }
 847     if (hwndFormatBar)
 848     {
 849         rc.left = rc.top = 0;
 850         rc.right = LOWORD(lParam);
 851         rc.bottom = HIWORD(lParam);
 852         SendMessageW(hwndFormatBar, TB_AUTOSIZE, 0, 0);
 853         SendMessageW(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 854         GetClientRect(hwndReBar, &rc);
 855         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 856     }
 857     if (hwndReBar)
 858     {
 859         rbbinfo.cbSize = sizeof(rbbinfo);
 860         rbbinfo.fMask = RBBIM_STYLE;
 861
 862         SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_TOOLBAR, (LPARAM)&rbbinfo);
 863         if(rbbinfo.fStyle & RBBS_HIDDEN)
 864             rebarRows--;
 865
 866         SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_FORMATBAR, (LPARAM)&rbbinfo);
 867         if(rbbinfo.fStyle & RBBS_HIDDEN)
 868             rebarRows--;
 869
 870         rebarHeight = rebarRows ? SendMessageW(hwndReBar, RB_GETBARHEIGHT, 0, 0) : 0;
 871     }
 872     if (hwndEditor)
 873     {
 874         GetClientRect(hWnd, &rc);
 875         MoveWindow(hwndEditor, 0, rebarHeight, rc.right, rc.bottom-nStatusSize-rebarHeight, TRUE);
 876     }
 877
 878     return DefWindowProcW(hWnd, WM_SIZE, wParam, lParam);
 879 }
 880
 881 static LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 882 {
 883     switch(msg)
 884     {
 885     case WM_CREATE:
 886         return OnCreate( hWnd, wParam, lParam );
 887
 888     case WM_USER:
 889         return OnUser( hWnd, wParam, lParam );
 890
 891     case WM_NOTIFY:
 892         return OnNotify( hWnd, wParam, lParam );
 893
 894     case WM_COMMAND:
 895         return OnCommand( hWnd, wParam, lParam );
 896
 897     case WM_DESTROY:
 898         PostQuitMessage(0);
 899         break;
 900
 901     case WM_ACTIVATE:
 902         if (LOWORD(wParam))
 903             SetFocus(GetDlgItem(hWnd, IDC_EDITOR));
 904         return 0;
 905
 906     case WM_INITMENUPOPUP:
 907         return OnInitPopupMenu( hWnd, wParam, lParam );
 908
 909     case WM_SIZE:
 910         return OnSize( hWnd, wParam, lParam );
 911
 912     default:
 913         return DefWindowProcW(hWnd, msg, wParam, lParam);
 914     }
 915
 916     return 0;
 917 }
 918
 919 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE hOldInstance, LPSTR szCmdParagraph, int res)
 920 {
 921     INITCOMMONCONTROLSEX classes = {8, ICC_BAR_CLASSES|ICC_COOL_CLASSES};
 922     HACCEL hAccel;
 923     WNDCLASSW wc;
 924     MSG msg;
 925
 926     InitCommonControlsEx(&classes);
 927
 928     hAccel = LoadAccelerators(hInstance, "MAINACCELTABLE");
 929
 930     wc.style = CS_HREDRAW | CS_VREDRAW;
 931     wc.lpfnWndProc = WndProc;
 932     wc.cbClsExtra = 0;
 933     wc.cbWndExtra = 4;
 934     wc.hInstance = hInstance;
 935     wc.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_WORDPAD));
 936     wc.hCursor = LoadCursor(NULL, IDC_IBEAM);
 937     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 938     wc.lpszMenuName = xszMainMenu;
 939     wc.lpszClassName = wszMainWndClass;
 940     RegisterClassW(&wc);
 941
 942     hMainWnd = CreateWindowExW(0, wszMainWndClass, wszAppTitle, WS_OVERLAPPEDWINDOW,
 943       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, hInstance, NULL);
 944     ShowWindow(hMainWnd, SW_SHOWDEFAULT);
 945
 946     HandleCommandLine(GetCommandLineW());
 947
 948     while(GetMessage(&msg,0,0,0))
 949     {
 950         if (TranslateAccelerator(hMainWnd, hAccel, &msg))
 951             continue;
 952         TranslateMessage(&msg);
 953         DispatchMessage(&msg);
 954         if (!PeekMessage(&msg, 0, 0, 0, PM_NOREMOVE))
 955             SendMessage(hMainWnd, WM_USER, 0, 0);
 956     }
 957
 958     return 0;
 959 }