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     SendMessageW(hwndToolBar, TB_ADDBUTTONSW, 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     SendMessageW(hwndToolBar, TB_ADDBUTTONSW, 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     SendMessageW(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     REBARBANDINFOW rbb;
 381     static const WCHAR wszRichEditDll[] = {'R','I','C','H','E','D','2','0','.','D','L','L','\0'};
 382     static const WCHAR wszRichEditText[] = {'R','i','c','h','E','d','i','t',' ','t','e','x','t','\0'};
 383
 384     CreateStatusWindowW(CCS_NODIVIDER|WS_CHILD|WS_VISIBLE, wszRichEditText, hWnd, IDC_STATUSBAR);
 385
 386     hReBarWnd = CreateWindowExW(WS_EX_TOOLWINDOW, REBARCLASSNAMEW, NULL,
 387       CCS_NODIVIDER|WS_CHILD|WS_VISIBLE|WS_CLIPSIBLINGS|WS_CLIPCHILDREN|RBS_VARHEIGHT|CCS_TOP,
 388       CW_USEDEFAULT, CW_USEDEFAULT, 0, 0, hWnd, (HMENU)IDC_REBAR, hInstance, NULL);
 389
 390     rbi.cbSize = sizeof(rbi);
 391     rbi.fMask = 0;
 392     rbi.himl = NULL;
 393     if(!SendMessageW(hReBarWnd, RB_SETBARINFO, 0, (LPARAM)&rbi))
 394         return -1;
 395
 396     hToolBarWnd = CreateToolbarEx(hReBarWnd, CCS_NOPARENTALIGN|CCS_NOMOVEY|WS_VISIBLE|WS_CHILD|TBSTYLE_TOOLTIPS|TBSTYLE_BUTTON,
 397       IDC_TOOLBAR,
 398       0, hInstance, 0,
 399       NULL, 0,
 400       24, 24, 16, 16, sizeof(TBBUTTON));
 401
 402     ab.hInst = HINST_COMMCTRL;
 403     ab.nID = IDB_STD_SMALL_COLOR;
 404     nStdBitmaps = SendMessageW(hToolBarWnd, TB_ADDBITMAP, 0, (LPARAM)&ab);
 405
 406     AddButton(hToolBarWnd, nStdBitmaps+STD_FILENEW, ID_FILE_NEW);
 407     AddButton(hToolBarWnd, nStdBitmaps+STD_FILEOPEN, ID_FILE_OPEN);
 408     AddButton(hToolBarWnd, nStdBitmaps+STD_FILESAVE, ID_FILE_SAVE);
 409     AddSeparator(hToolBarWnd);
 410     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINT, ID_PRINT);
 411     AddButton(hToolBarWnd, nStdBitmaps+STD_PRINTPRE, ID_PREVIEW);
 412     AddSeparator(hToolBarWnd);
 413     AddButton(hToolBarWnd, nStdBitmaps+STD_FIND, ID_FIND);
 414     AddSeparator(hToolBarWnd);
 415     AddButton(hToolBarWnd, nStdBitmaps+STD_CUT, ID_EDIT_CUT);
 416     AddButton(hToolBarWnd, nStdBitmaps+STD_COPY, ID_EDIT_COPY);
 417     AddButton(hToolBarWnd, nStdBitmaps+STD_PASTE, ID_EDIT_PASTE);
 418     AddButton(hToolBarWnd, nStdBitmaps+STD_UNDO, ID_EDIT_UNDO);
 419     AddButton(hToolBarWnd, nStdBitmaps+STD_REDOW, ID_EDIT_REDO);
 420
 421     SendMessageW(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 | RBBS_BREAK | RBBS_NOGRIPPER;
 426     rbb.cx = 0;
 427     rbb.hwndChild = hToolBarWnd;
 428     rbb.cxMinChild = 0;
 429     rbb.cyChild = rbb.cyMinChild = HIWORD(SendMessageW(hToolBarWnd, TB_GETBUTTONSIZE, 0, 0));
 430
 431     SendMessageW(hReBarWnd, RB_INSERTBAND, BANDID_TOOLBAR, (LPARAM)&rbb);
 432
 433     hFormatBarWnd = CreateToolbarEx(hReBarWnd,
 434          CCS_NOPARENTALIGN | CCS_NOMOVEY | WS_VISIBLE | TBSTYLE_TOOLTIPS | TBSTYLE_BUTTON,
 435          IDC_FORMATBAR, 6, hInstance, IDB_FORMATBAR, NULL, 0, 24, 24, 16, 16, sizeof(TBBUTTON));
 436
 437     ab.hInst = HINST_COMMCTRL;
 438     ab.nID = IDB_STD_SMALL_COLOR;
 439     nStdBitmaps = SendMessageW(hFormatBarWnd, TB_ADDBITMAP, 6, (LPARAM)&ab);
 440
 441     AddButton(hFormatBarWnd, 0, ID_FORMAT_BOLD);
 442     AddButton(hFormatBarWnd, 1, ID_FORMAT_ITALIC);
 443     AddButton(hFormatBarWnd, 2, ID_FORMAT_UNDERLINE);
 444     AddSeparator(hFormatBarWnd);
 445     AddButton(hFormatBarWnd, 3, ID_ALIGN_LEFT);
 446     AddButton(hFormatBarWnd, 4, ID_ALIGN_CENTER);
 447     AddButton(hFormatBarWnd, 5, ID_ALIGN_RIGHT);
 448
 449     SendMessageW(hFormatBarWnd, TB_AUTOSIZE, 0, 0);
 450
 451     rbb.hwndChild = hFormatBarWnd;
 452
 453     SendMessageW(hReBarWnd, RB_INSERTBAND, BANDID_FORMATBAR, (LPARAM)&rbb);
 454
 455     hDLL = LoadLibraryW(wszRichEditDll);
 456     assert(hDLL);
 457
 458     hEditorWnd = CreateWindowExW(WS_EX_CLIENTEDGE, wszRichEditClass, NULL,
 459       WS_CHILD|WS_VISIBLE|ES_MULTILINE|ES_AUTOVSCROLL|ES_WANTRETURN|WS_VSCROLL,
 460       0, 0, 1000, 100, hWnd, (HMENU)IDC_EDITOR, hInstance, NULL);
 461
 462     if (!hEditorWnd)
 463     {
 464         fprintf(stderr, "Error code %u\n", GetLastError());
 465         return -1;
 466     }
 467     assert(hEditorWnd);
 468
 469     SetFocus(hEditorWnd);
 470     SendMessageW(hEditorWnd, EM_SETEVENTMASK, 0, ENM_SELCHANGE);
 471
 472     DoDefaultFont();
 473
 474     DoLoadStrings();
 475
 476     return 0;
 477 }
 478
 479 static LRESULT OnUser( HWND hWnd, WPARAM wParam, LPARAM lParam)
 480 {
 481     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 482     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 483     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 484     HWND hwndFormatBar = GetDlgItem(hwndReBar, IDC_FORMATBAR);
 485     int from, to;
 486     CHARFORMAT2W fmt;
 487     PARAFORMAT2 pf;
 488
 489     ZeroMemory(&fmt, sizeof(fmt));
 490     fmt.cbSize = sizeof(fmt);
 491
 492     ZeroMemory(&pf, sizeof(pf));
 493     pf.cbSize = sizeof(pf);
 494
 495     SendMessageW(hwndEditor, EM_GETCHARFORMAT, TRUE, (LPARAM)&fmt);
 496
 497     SendMessageW(hwndEditor, EM_GETSEL, (WPARAM)&from, (LPARAM)&to);
 498     SendMessageW(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_UNDO,
 499       SendMessageW(hwndEditor, EM_CANUNDO, 0, 0));
 500     SendMessageW(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_REDO,
 501       SendMessageW(hwndEditor, EM_CANREDO, 0, 0));
 502     SendMessageW(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_CUT, from == to ? 0 : 1);
 503     SendMessageW(hwndToolBar, TB_ENABLEBUTTON, ID_EDIT_COPY, from == to ? 0 : 1);
 504
 505     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_FORMAT_BOLD, (fmt.dwMask & CFM_BOLD) &&
 506             (fmt.dwEffects & CFE_BOLD));
 507     SendMessageW(hwndFormatBar, TB_INDETERMINATE, ID_FORMAT_BOLD, !(fmt.dwMask & CFM_BOLD));
 508     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_FORMAT_ITALIC, (fmt.dwMask & CFM_ITALIC) &&
 509             (fmt.dwEffects & CFE_ITALIC));
 510     SendMessageW(hwndFormatBar, TB_INDETERMINATE, ID_FORMAT_ITALIC, !(fmt.dwMask & CFM_ITALIC));
 511     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_FORMAT_UNDERLINE, (fmt.dwMask & CFM_UNDERLINE) &&
 512             (fmt.dwEffects & CFE_UNDERLINE));
 513     SendMessageW(hwndFormatBar, TB_INDETERMINATE, ID_FORMAT_UNDERLINE, !(fmt.dwMask & CFM_UNDERLINE));
 514
 515     SendMessageW(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 516     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_ALIGN_LEFT, (pf.wAlignment == PFA_LEFT));
 517     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_ALIGN_CENTER, (pf.wAlignment == PFA_CENTER));
 518     SendMessageW(hwndFormatBar, TB_CHECKBUTTON, ID_ALIGN_RIGHT, (pf.wAlignment == PFA_RIGHT));
 519
 520     return 0;
 521 }
 522
 523 static LRESULT OnNotify( HWND hWnd, WPARAM wParam, LPARAM lParam)
 524 {
 525     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 526     NMHDR *pHdr = (NMHDR *)lParam;
 527
 528     if (pHdr->hwndFrom != hwndEditor)
 529         return 0;
 530
 531     if (pHdr->code == EN_SELCHANGE)
 532     {
 533         SELCHANGE *pSC = (SELCHANGE *)lParam;
 534         char buf[128];
 535
 536         sprintf( buf,"selection = %d..%d, line count=%ld",
 537                  pSC->chrg.cpMin, pSC->chrg.cpMax,
 538         SendMessage(hwndEditor, EM_GETLINECOUNT, 0, 0));
 539         SetWindowText(GetDlgItem(hWnd, IDC_STATUSBAR), buf);
 540         SendMessage(hWnd, WM_USER, 0, 0);
 541         return 1;
 542     }
 543     return 0;
 544 }
 545
 546 static LRESULT OnCommand( HWND hWnd, WPARAM wParam, LPARAM lParam)
 547 {
 548     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 549     HWND hwndStatus = GetDlgItem(hWnd, IDC_STATUSBAR);
 550
 551     if ((HWND)lParam == hwndEditor)
 552         return 0;
 553
 554     switch(LOWORD(wParam))
 555     {
 556     case ID_FILE_EXIT:
 557         PostMessageW(hWnd, WM_CLOSE, 0, 0);
 558         break;
 559
 560     case ID_FILE_NEW:
 561         set_caption(NULL);
 562         wszFileName[0] = '\0';
 563         SetWindowTextW(hwndEditor, wszFileName);
 564         /* FIXME: set default format too */
 565         break;
 566
 567     case ID_FILE_OPEN:
 568         DialogOpenFile();
 569         break;
 570
 571     case ID_FILE_SAVE:
 572         if(wszFileName[0])
 573         {
 574             DoSaveFile(wszFileName);
 575             break;
 576         }
 577         /* Fall through */
 578
 579     case ID_FILE_SAVEAS:
 580         DialogSaveFile();
 581         break;
 582
 583     case ID_PRINT:
 584     case ID_PREVIEW:
 585     case ID_FIND:
 586         {
 587             static const WCHAR wszNotImplemented[] = {'N','o','t',' ',
 588                                                       'i','m','p','l','e','m','e','n','t','e','d','\0'};
 589             MessageBoxW(hWnd, wszNotImplemented, wszAppTitle, MB_OK);
 590         }
 591         break;
 592
 593     case ID_FORMAT_BOLD:
 594     case ID_FORMAT_ITALIC:
 595     case ID_FORMAT_UNDERLINE:
 596         {
 597         CHARFORMAT2W fmt;
 598         int mask = CFM_BOLD;
 599         if (LOWORD(wParam) == ID_FORMAT_ITALIC) mask = CFM_ITALIC;
 600         if (LOWORD(wParam) == ID_FORMAT_UNDERLINE) mask = CFM_UNDERLINE;
 601
 602         ZeroMemory(&fmt, sizeof(fmt));
 603         fmt.cbSize = sizeof(fmt);
 604         SendMessageW(hwndEditor, EM_GETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 605         if (!(fmt.dwMask&mask))
 606             fmt.dwEffects |= mask;
 607         else
 608             fmt.dwEffects ^= mask;
 609         fmt.dwMask = mask;
 610         SendMessageW(hwndEditor, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&fmt);
 611         break;
 612         }
 613
 614     case ID_EDIT_CUT:
 615         PostMessageW(hwndEditor, WM_CUT, 0, 0);
 616         break;
 617
 618     case ID_EDIT_COPY:
 619         PostMessageW(hwndEditor, WM_COPY, 0, 0);
 620         break;
 621
 622     case ID_EDIT_PASTE:
 623         PostMessageW(hwndEditor, WM_PASTE, 0, 0);
 624         break;
 625
 626     case ID_EDIT_CLEAR:
 627         PostMessageW(hwndEditor, WM_CLEAR, 0, 0);
 628         break;
 629
 630     case ID_EDIT_SELECTALL:
 631         {
 632         CHARRANGE range = {0, -1};
 633         SendMessageW(hwndEditor, EM_EXSETSEL, 0, (LPARAM)&range);
 634         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 635         return 0;
 636         }
 637
 638     case ID_EDIT_GETTEXT:
 639         {
 640         int nLen = GetWindowTextLengthW(hwndEditor);
 641         LPWSTR data = HeapAlloc( GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR) );
 642         TEXTRANGEW tr;
 643
 644         GetWindowTextW(hwndEditor, data, nLen+1);
 645         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 646
 647         HeapFree( GetProcessHeap(), 0, data);
 648         data = HeapAlloc(GetProcessHeap(), 0, (nLen+1)*sizeof(WCHAR));
 649         tr.chrg.cpMin = 0;
 650         tr.chrg.cpMax = nLen;
 651         tr.lpstrText = data;
 652         SendMessage (hwndEditor, EM_GETTEXTRANGE, 0, (LPARAM)&tr);
 653         MessageBoxW(NULL, data, xszAppTitle, MB_OK);
 654         HeapFree( GetProcessHeap(), 0, data );
 655
 656         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 657         return 0;
 658         }
 659
 660     case ID_EDIT_CHARFORMAT:
 661     case ID_EDIT_DEFCHARFORMAT:
 662         {
 663         CHARFORMAT2W cf;
 664         LRESULT i;
 665         ZeroMemory(&cf, sizeof(cf));
 666         cf.cbSize = sizeof(cf);
 667         cf.dwMask = 0;
 668         i = SendMessageW(hwndEditor, EM_GETCHARFORMAT,
 669                         LOWORD(wParam) == ID_EDIT_CHARFORMAT, (LPARAM)&cf);
 670         return 0;
 671         }
 672
 673     case ID_EDIT_PARAFORMAT:
 674         {
 675         PARAFORMAT2 pf;
 676         ZeroMemory(&pf, sizeof(pf));
 677         pf.cbSize = sizeof(pf);
 678         SendMessageW(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 679         return 0;
 680         }
 681
 682     case ID_EDIT_SELECTIONINFO:
 683         {
 684         CHARRANGE range = {0, -1};
 685         char buf[128];
 686         WCHAR *data = NULL;
 687
 688         SendMessage(hwndEditor, EM_EXGETSEL, 0, (LPARAM)&range);
 689         data = HeapAlloc(GetProcessHeap(), 0, sizeof(*data) * (range.cpMax-range.cpMin+1));
 690         SendMessage(hwndEditor, EM_GETSELTEXT, 0, (LPARAM)data);
 691         sprintf(buf, "Start = %d, End = %d", range.cpMin, range.cpMax);
 692         MessageBoxA(hWnd, buf, "Editor", MB_OK);
 693         MessageBoxW(hWnd, data, xszAppTitle, MB_OK);
 694         HeapFree( GetProcessHeap(), 0, data);
 695         /* SendMessage(hwndEditor, EM_SETSEL, 0, -1); */
 696         return 0;
 697         }
 698
 699     case ID_EDIT_READONLY:
 700         {
 701         long nStyle = GetWindowLong(hwndEditor, GWL_STYLE);
 702         if (nStyle & ES_READONLY)
 703             SendMessageW(hwndEditor, EM_SETREADONLY, 0, 0);
 704         else
 705             SendMessageW(hwndEditor, EM_SETREADONLY, 1, 0);
 706         return 0;
 707         }
 708
 709     case ID_EDIT_MODIFIED:
 710         if (SendMessageW(hwndEditor, EM_GETMODIFY, 0, 0))
 711             SendMessageW(hwndEditor, EM_SETMODIFY, 0, 0);
 712         else
 713             SendMessageW(hwndEditor, EM_SETMODIFY, 1, 0);
 714         return 0;
 715
 716     case ID_EDIT_UNDO:
 717         SendMessageW(hwndEditor, EM_UNDO, 0, 0);
 718         return 0;
 719
 720     case ID_EDIT_REDO:
 721         SendMessageW(hwndEditor, EM_REDO, 0, 0);
 722         return 0;
 723
 724     case ID_ALIGN_LEFT:
 725     case ID_ALIGN_CENTER:
 726     case ID_ALIGN_RIGHT:
 727         {
 728         PARAFORMAT2 pf;
 729
 730         pf.cbSize = sizeof(pf);
 731         pf.dwMask = PFM_ALIGNMENT;
 732         switch(LOWORD(wParam)) {
 733         case ID_ALIGN_LEFT: pf.wAlignment = PFA_LEFT; break;
 734         case ID_ALIGN_CENTER: pf.wAlignment = PFA_CENTER; break;
 735         case ID_ALIGN_RIGHT: pf.wAlignment = PFA_RIGHT; break;
 736         }
 737         SendMessageW(hwndEditor, EM_SETPARAFORMAT, 0, (LPARAM)&pf);
 738         break;
 739         }
 740
 741     case ID_BACK_1:
 742         SendMessageW(hwndEditor, EM_SETBKGNDCOLOR, 1, 0);
 743         break;
 744
 745     case ID_BACK_2:
 746         SendMessageW(hwndEditor, EM_SETBKGNDCOLOR, 0, RGB(255,255,192));
 747         break;
 748
 749     case ID_TOGGLE_TOOLBAR:
 750         toggle_toolbar(BANDID_TOOLBAR);
 751         update_window();
 752         break;
 753
 754     case ID_TOGGLE_FORMATBAR:
 755         toggle_toolbar(BANDID_FORMATBAR);
 756         update_window();
 757         break;
 758
 759     case ID_TOGGLE_STATUSBAR:
 760         ShowWindow(hwndStatus, IsWindowVisible(hwndStatus) ? SW_HIDE : SW_SHOW);
 761         update_window();
 762         break;
 763
 764     default:
 765         SendMessageW(hwndEditor, WM_COMMAND, wParam, lParam);
 766         break;
 767     }
 768     return 0;
 769 }
 770
 771 static LRESULT OnInitPopupMenu( HWND hWnd, WPARAM wParam, LPARAM lParam )
 772 {
 773     HMENU hMenu = (HMENU)wParam;
 774     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 775     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 776     HWND hwndStatus = GetDlgItem(hWnd, IDC_STATUSBAR);
 777     PARAFORMAT pf;
 778     int nAlignment = -1;
 779     REBARBANDINFOW rbbinfo;
 780
 781     pf.cbSize = sizeof(PARAFORMAT);
 782     SendMessageW(hwndEditor, EM_GETPARAFORMAT, 0, (LPARAM)&pf);
 783     CheckMenuItem(hMenu, ID_EDIT_READONLY,
 784       MF_BYCOMMAND|(GetWindowLong(hwndEditor, GWL_STYLE)&ES_READONLY ? MF_CHECKED : MF_UNCHECKED));
 785     CheckMenuItem(hMenu, ID_EDIT_MODIFIED,
 786       MF_BYCOMMAND|(SendMessage(hwndEditor, EM_GETMODIFY, 0, 0) ? MF_CHECKED : MF_UNCHECKED));
 787     if (pf.dwMask & PFM_ALIGNMENT)
 788         nAlignment = pf.wAlignment;
 789     CheckMenuItem(hMenu, ID_ALIGN_LEFT, MF_BYCOMMAND|(nAlignment == PFA_LEFT) ?
 790             MF_CHECKED : MF_UNCHECKED);
 791     CheckMenuItem(hMenu, ID_ALIGN_CENTER, MF_BYCOMMAND|(nAlignment == PFA_CENTER) ?
 792             MF_CHECKED : MF_UNCHECKED);
 793     CheckMenuItem(hMenu, ID_ALIGN_RIGHT, MF_BYCOMMAND|(nAlignment == PFA_RIGHT) ?
 794             MF_CHECKED : MF_UNCHECKED);
 795     EnableMenuItem(hMenu, ID_EDIT_UNDO, MF_BYCOMMAND|(SendMessageW(hwndEditor, EM_CANUNDO, 0, 0)) ?
 796             MF_ENABLED : MF_GRAYED);
 797     EnableMenuItem(hMenu, ID_EDIT_REDO, MF_BYCOMMAND|(SendMessageW(hwndEditor, EM_CANREDO, 0, 0)) ?
 798             MF_ENABLED : MF_GRAYED);
 799
 800     rbbinfo.cbSize = sizeof(rbbinfo);
 801     rbbinfo.fMask = RBBIM_STYLE;
 802     SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_TOOLBAR, (LPARAM)&rbbinfo);
 803
 804     CheckMenuItem(hMenu, ID_TOGGLE_TOOLBAR, MF_BYCOMMAND|(rbbinfo.fStyle & RBBS_HIDDEN) ?
 805             MF_UNCHECKED : MF_CHECKED);
 806
 807     SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_FORMATBAR, (LPARAM)&rbbinfo);
 808
 809     CheckMenuItem(hMenu, ID_TOGGLE_FORMATBAR, MF_BYCOMMAND|(rbbinfo.fStyle & RBBS_HIDDEN) ?
 810             MF_UNCHECKED : MF_CHECKED);
 811
 812     CheckMenuItem(hMenu, ID_TOGGLE_STATUSBAR, MF_BYCOMMAND|IsWindowVisible(hwndStatus) ?
 813             MF_CHECKED : MF_UNCHECKED);
 814     return 0;
 815 }
 816
 817 static LRESULT OnSize( HWND hWnd, WPARAM wParam, LPARAM lParam )
 818 {
 819     int nStatusSize = 0;
 820     RECT rc;
 821     HWND hwndEditor = GetDlgItem(hWnd, IDC_EDITOR);
 822     HWND hwndStatusBar = GetDlgItem(hWnd, IDC_STATUSBAR);
 823     HWND hwndReBar = GetDlgItem(hWnd, IDC_REBAR);
 824     HWND hwndToolBar = GetDlgItem(hwndReBar, IDC_TOOLBAR);
 825     HWND hwndFormatBar = GetDlgItem(hwndReBar, IDC_FORMATBAR);
 826     int rebarHeight = 0;
 827     REBARBANDINFOW rbbinfo;
 828     int rebarRows = 2;
 829
 830     if (hwndStatusBar)
 831     {
 832         SendMessageW(hwndStatusBar, WM_SIZE, 0, 0);
 833         if (IsWindowVisible(hwndStatusBar))
 834         {
 835             GetClientRect(hwndStatusBar, &rc);
 836             nStatusSize = rc.bottom - rc.top;
 837         } else
 838         {
 839             nStatusSize = 0;
 840         }
 841     }
 842     if (hwndToolBar)
 843     {
 844         rc.left = rc.top = 0;
 845         rc.right = LOWORD(lParam);
 846         rc.bottom = HIWORD(lParam);
 847         SendMessageW(hwndToolBar, TB_AUTOSIZE, 0, 0);
 848         SendMessageW(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 849         GetClientRect(hwndReBar, &rc);
 850         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 851     }
 852     if (hwndFormatBar)
 853     {
 854         rc.left = rc.top = 0;
 855         rc.right = LOWORD(lParam);
 856         rc.bottom = HIWORD(lParam);
 857         SendMessageW(hwndFormatBar, TB_AUTOSIZE, 0, 0);
 858         SendMessageW(hwndReBar, RB_SIZETORECT, 0, (LPARAM)&rc);
 859         GetClientRect(hwndReBar, &rc);
 860         MoveWindow(hwndReBar, 0, 0, LOWORD(lParam), rc.right, FALSE);
 861     }
 862     if (hwndReBar)
 863     {
 864         rbbinfo.cbSize = sizeof(rbbinfo);
 865         rbbinfo.fMask = RBBIM_STYLE;
 866
 867         SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_TOOLBAR, (LPARAM)&rbbinfo);
 868         if(rbbinfo.fStyle & RBBS_HIDDEN)
 869             rebarRows--;
 870
 871         SendMessageW(hwndReBar, RB_GETBANDINFO, BANDID_FORMATBAR, (LPARAM)&rbbinfo);
 872         if(rbbinfo.fStyle & RBBS_HIDDEN)
 873             rebarRows--;
 874
 875         rebarHeight = rebarRows ? SendMessageW(hwndReBar, RB_GETBARHEIGHT, 0, 0) : 0;
 876     }
 877     if (hwndEditor)
 878     {
 879         GetClientRect(hWnd, &rc);
 880         MoveWindow(hwndEditor, 0, rebarHeight, rc.right, rc.bottom-nStatusSize-rebarHeight, TRUE);
 881     }
 882
 883     return DefWindowProcW(hWnd, WM_SIZE, wParam, lParam);
 884 }
 885
 886 static LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 887 {
 888     switch(msg)
 889     {
 890     case WM_CREATE:
 891         return OnCreate( hWnd, wParam, lParam );
 892
 893     case WM_USER:
 894         return OnUser( hWnd, wParam, lParam );
 895
 896     case WM_NOTIFY:
 897         return OnNotify( hWnd, wParam, lParam );
 898
 899     case WM_COMMAND:
 900         return OnCommand( hWnd, wParam, lParam );
 901
 902     case WM_DESTROY:
 903         PostQuitMessage(0);
 904         break;
 905
 906     case WM_ACTIVATE:
 907         if (LOWORD(wParam))
 908             SetFocus(GetDlgItem(hWnd, IDC_EDITOR));
 909         return 0;
 910
 911     case WM_INITMENUPOPUP:
 912         return OnInitPopupMenu( hWnd, wParam, lParam );
 913
 914     case WM_SIZE:
 915         return OnSize( hWnd, wParam, lParam );
 916
 917     default:
 918         return DefWindowProcW(hWnd, msg, wParam, lParam);
 919     }
 920
 921     return 0;
 922 }
 923
 924 int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE hOldInstance, LPSTR szCmdParagraph, int res)
 925 {
 926     INITCOMMONCONTROLSEX classes = {8, ICC_BAR_CLASSES|ICC_COOL_CLASSES};
 927     HACCEL hAccel;
 928     WNDCLASSW wc;
 929     MSG msg;
 930     static const WCHAR wszAccelTable[] = {'M','A','I','N','A','C','C','E','L',
 931                                           'T','A','B','L','E','\0'};
 932
 933     InitCommonControlsEx(&classes);
 934
 935     hAccel = LoadAcceleratorsW(hInstance, wszAccelTable);
 936
 937     wc.style = CS_HREDRAW | CS_VREDRAW;
 938     wc.lpfnWndProc = WndProc;
 939     wc.cbClsExtra = 0;
 940     wc.cbWndExtra = 4;
 941     wc.hInstance = hInstance;
 942     wc.hIcon = LoadIconW(hInstance, MAKEINTRESOURCEW(IDI_WORDPAD));
 943     wc.hCursor = LoadCursor(NULL, IDC_IBEAM);
 944     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 945     wc.lpszMenuName = xszMainMenu;
 946     wc.lpszClassName = wszMainWndClass;
 947     RegisterClassW(&wc);
 948
 949     hMainWnd = CreateWindowExW(0, wszMainWndClass, wszAppTitle, WS_OVERLAPPEDWINDOW,
 950       CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, hInstance, NULL);
 951     ShowWindow(hMainWnd, SW_SHOWDEFAULT);
 952
 953     HandleCommandLine(GetCommandLineW());
 954
 955     while(GetMessageW(&msg,0,0,0))
 956     {
 957         if (TranslateAcceleratorW(hMainWnd, hAccel, &msg))
 958             continue;
 959         TranslateMessage(&msg);
 960         DispatchMessageW(&msg);
 961         if (!PeekMessageW(&msg, 0, 0, 0, PM_NOREMOVE))
 962             SendMessageW(hMainWnd, WM_USER, 0, 0);
 963     }
 964
 965     return 0;
 966 }