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secur32/tests: Remove duplicated expression (PVS-Studio).
[wine.git] / programs / notepad / main.c
blob8b654da9a8667c654ab6263d2db45582b7a300f1
1 /*
2 * Notepad
3 *
4 * Copyright 2000 Mike McCormack <Mike_McCormack@looksmart.com.au>
5 * Copyright 1997,98 Marcel Baur <mbaur@g26.ethz.ch>
6 * Copyright 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
7 * Copyright 2002 Andriy Palamarchuk
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 *
23 */
24
25 #include <stdio.h>
26 #include <windows.h>
27 #include <commdlg.h>
28 #include <shellapi.h>
29 #include <shlwapi.h>
30
31 #include "main.h"
32 #include "dialog.h"
33 #include "notepad_res.h"
34 #include "wine/unicode.h"
35
36 NOTEPAD_GLOBALS Globals;
37 static ATOM aFINDMSGSTRING;
38 static RECT main_rect;
39
40 static const WCHAR notepad_reg_key[] = {'S','o','f','t','w','a','r','e','\\',
41 'M','i','c','r','o','s','o','f','t','\\','N','o','t','e','p','a','d','\0'};
42 static const WCHAR value_fWrap[] = {'f','W','r','a','p','\0'};
43 static const WCHAR value_iPointSize[] = {'i','P','o','i','n','t','S','i','z','e','\0'};
44 static const WCHAR value_iWindowPosDX[] = {'i','W','i','n','d','o','w','P','o','s','D','X','\0'};
45 static const WCHAR value_iWindowPosDY[] = {'i','W','i','n','d','o','w','P','o','s','D','Y','\0'};
46 static const WCHAR value_iWindowPosX[] = {'i','W','i','n','d','o','w','P','o','s','X','\0'};
47 static const WCHAR value_iWindowPosY[] = {'i','W','i','n','d','o','w','P','o','s','Y','\0'};
48 static const WCHAR value_lfCharSet[] = {'l','f','C','h','a','r','S','e','t','\0'};
49 static const WCHAR value_lfClipPrecision[] = {'l','f','C','l','i','p','P','r','e','c','i','s','i','o','n','\0'};
50 static const WCHAR value_lfEscapement[] = {'l','f','E','s','c','a','p','e','m','e','n','t','\0'};
51 static const WCHAR value_lfItalic[] = {'l','f','I','t','a','l','i','c','\0'};
52 static const WCHAR value_lfOrientation[] = {'l','f','O','r','i','e','n','t','a','t','i','o','n','\0'};
53 static const WCHAR value_lfOutPrecision[] = {'l','f','O','u','t','P','r','e','c','i','s','i','o','n','\0'};
54 static const WCHAR value_lfPitchAndFamily[] = {'l','f','P','i','t','c','h','A','n','d','F','a','m','i','l','y','\0'};
55 static const WCHAR value_lfQuality[] = {'l','f','Q','u','a','l','i','t','y','\0'};
56 static const WCHAR value_lfStrikeOut[] = {'l','f','S','t','r','i','k','e','O','u','t','\0'};
57 static const WCHAR value_lfUnderline[] = {'l','f','U','n','d','e','r','l','i','n','e','\0'};
58 static const WCHAR value_lfWeight[] = {'l','f','W','e','i','g','h','t','\0'};
59 static const WCHAR value_lfFaceName[] = {'l','f','F','a','c','e','N','a','m','e','\0'};
60 static const WCHAR value_iMarginTop[] = {'i','M','a','r','g','i','n','T','o','p','\0'};
61 static const WCHAR value_iMarginBottom[] = {'i','M','a','r','g','i','n','B','o','t','t','o','m','\0'};
62 static const WCHAR value_iMarginLeft[] = {'i','M','a','r','g','i','n','L','e','f','t','\0'};
63 static const WCHAR value_iMarginRight[] = {'i','M','a','r','g','i','n','R','i','g','h','t','\0'};
64 static const WCHAR value_szHeader[] = {'s','z','H','e','a','d','e','r','\0'};
65 static const WCHAR value_szFooter[] = {'s','z','T','r','a','i','l','e','r','\0'};
66
67 /***********************************************************************
68 *
69 * SetFileNameAndEncoding
70 *
71 * Sets global file name and encoding (which is used to preselect original
72 * encoding in Save As dialog, and when saving without using the Save As
73 * dialog).
74 */
75 VOID SetFileNameAndEncoding(LPCWSTR szFileName, ENCODING enc)
76 {
77 lstrcpyW(Globals.szFileName, szFileName);
78 Globals.szFileTitle[0] = 0;
79 GetFileTitleW(szFileName, Globals.szFileTitle, sizeof(Globals.szFileTitle));
80 Globals.encFile = enc;
81 }
82
83 /******************************************************************************
84 * get_dpi
85 *
86 * Get the dpi from registry HKCC\Software\Fonts\LogPixels.
87 */
88 DWORD get_dpi(void)
89 {
90 static const WCHAR dpi_key_name[] = {'S','o','f','t','w','a','r','e','\\','F','o','n','t','s','\0'};
91 static const WCHAR dpi_value_name[] = {'L','o','g','P','i','x','e','l','s','\0'};
92 DWORD dpi = 96;
93 HKEY hkey;
94
95 if (RegOpenKeyW(HKEY_CURRENT_CONFIG, dpi_key_name, &hkey) == ERROR_SUCCESS)
96 {
97 DWORD type, size, new_dpi;
98
99 size = sizeof(new_dpi);
100 if(RegQueryValueExW(hkey, dpi_value_name, NULL, &type, (LPBYTE)&new_dpi, &size) == ERROR_SUCCESS)
101 {
102 if(type == REG_DWORD && new_dpi != 0)
103 dpi = new_dpi;
104 }
105 RegCloseKey(hkey);
106 }
107 return dpi;
108 }
109
110 /***********************************************************************
111 *
112 * NOTEPAD_SaveSettingToRegistry
113 *
114 * Save setting to registry HKCU\Software\Microsoft\Notepad.
115 */
116 static VOID NOTEPAD_SaveSettingToRegistry(void)
117 {
118 HKEY hkey;
119 DWORD disp;
120
121 if(RegCreateKeyExW(HKEY_CURRENT_USER, notepad_reg_key, 0, NULL,
122 REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disp) == ERROR_SUCCESS)
123 {
124 DWORD data;
125 WINDOWPLACEMENT wndpl;
126
127 wndpl.length = sizeof(WINDOWPLACEMENT);
128 GetWindowPlacement(Globals.hMainWnd, &wndpl);
129 main_rect = wndpl.rcNormalPosition;
130
131 #define SET_NOTEPAD_REG(hkey, value_name, value_data) do { DWORD data = value_data; RegSetValueExW(hkey, value_name, 0, REG_DWORD, (LPBYTE)&data, sizeof(DWORD)); }while(0)
132 SET_NOTEPAD_REG(hkey, value_fWrap, Globals.bWrapLongLines);
133 SET_NOTEPAD_REG(hkey, value_iWindowPosX, main_rect.left);
134 SET_NOTEPAD_REG(hkey, value_iWindowPosY, main_rect.top);
135 SET_NOTEPAD_REG(hkey, value_iWindowPosDX, main_rect.right - main_rect.left);
136 SET_NOTEPAD_REG(hkey, value_iWindowPosDY, main_rect.bottom - main_rect.top);
137 SET_NOTEPAD_REG(hkey, value_lfCharSet, Globals.lfFont.lfCharSet);
138 SET_NOTEPAD_REG(hkey, value_lfClipPrecision, Globals.lfFont.lfClipPrecision);
139 SET_NOTEPAD_REG(hkey, value_lfEscapement, Globals.lfFont.lfEscapement);
140 SET_NOTEPAD_REG(hkey, value_lfItalic, Globals.lfFont.lfItalic);
141 SET_NOTEPAD_REG(hkey, value_lfOrientation, Globals.lfFont.lfOrientation);
142 SET_NOTEPAD_REG(hkey, value_lfOutPrecision, Globals.lfFont.lfOutPrecision);
143 SET_NOTEPAD_REG(hkey, value_lfPitchAndFamily, Globals.lfFont.lfPitchAndFamily);
144 SET_NOTEPAD_REG(hkey, value_lfQuality, Globals.lfFont.lfQuality);
145 SET_NOTEPAD_REG(hkey, value_lfStrikeOut, Globals.lfFont.lfStrikeOut);
146 SET_NOTEPAD_REG(hkey, value_lfUnderline, Globals.lfFont.lfUnderline);
147 SET_NOTEPAD_REG(hkey, value_lfWeight, Globals.lfFont.lfWeight);
148 SET_NOTEPAD_REG(hkey, value_iMarginTop, Globals.iMarginTop);
149 SET_NOTEPAD_REG(hkey, value_iMarginBottom, Globals.iMarginBottom);
150 SET_NOTEPAD_REG(hkey, value_iMarginLeft, Globals.iMarginLeft);
151 SET_NOTEPAD_REG(hkey, value_iMarginRight, Globals.iMarginRight);
152 #undef SET_NOTEPAD_REG
153
154 /* Store the current value as 10 * twips */
155 data = MulDiv(abs(Globals.lfFont.lfHeight), 720 , get_dpi());
156 RegSetValueExW(hkey, value_iPointSize, 0, REG_DWORD, (LPBYTE)&data, sizeof(DWORD));
157
158 RegSetValueExW(hkey, value_lfFaceName, 0, REG_SZ, (LPBYTE)&Globals.lfFont.lfFaceName,
159 lstrlenW(Globals.lfFont.lfFaceName) * sizeof(Globals.lfFont.lfFaceName[0]));
160
161 RegSetValueExW(hkey, value_szHeader, 0, REG_SZ, (LPBYTE)&Globals.szHeader,
162 lstrlenW(Globals.szHeader) * sizeof(Globals.szHeader[0]));
163
164 RegSetValueExW(hkey, value_szFooter, 0, REG_SZ, (LPBYTE)&Globals.szFooter,
165 lstrlenW(Globals.szFooter) * sizeof(Globals.szFooter[0]));
166
167 RegCloseKey(hkey);
168 }
169 }
170
171 /***********************************************************************
172 *
173 * NOTEPAD_LoadSettingFromRegistry
174 *
175 * Load setting from registry HKCU\Software\Microsoft\Notepad.
176 */
177 static VOID NOTEPAD_LoadSettingFromRegistry(void)
178 {
179 static const WCHAR systemW[] = { 'S','y','s','t','e','m','\0' };
180 HKEY hkey;
181 INT base_length, dx, dy;
182
183 base_length = (GetSystemMetrics(SM_CXSCREEN) > GetSystemMetrics(SM_CYSCREEN))?
184 GetSystemMetrics(SM_CYSCREEN) : GetSystemMetrics(SM_CXSCREEN);
185
186 dx = base_length * .95;
187 dy = dx * 3 / 4;
188 SetRect( &main_rect, 0, 0, dx, dy );
189
190 Globals.bWrapLongLines = TRUE;
191 Globals.iMarginTop = 2500;
192 Globals.iMarginBottom = 2500;
193 Globals.iMarginLeft = 2000;
194 Globals.iMarginRight = 2000;
195
196 Globals.lfFont.lfHeight = -12;
197 Globals.lfFont.lfWidth = 0;
198 Globals.lfFont.lfEscapement = 0;
199 Globals.lfFont.lfOrientation = 0;
200 Globals.lfFont.lfWeight = FW_REGULAR;
201 Globals.lfFont.lfItalic = FALSE;
202 Globals.lfFont.lfUnderline = FALSE;
203 Globals.lfFont.lfStrikeOut = FALSE;
204 Globals.lfFont.lfCharSet = DEFAULT_CHARSET;
205 Globals.lfFont.lfOutPrecision = OUT_DEFAULT_PRECIS;
206 Globals.lfFont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
207 Globals.lfFont.lfQuality = DEFAULT_QUALITY;
208 Globals.lfFont.lfPitchAndFamily = FIXED_PITCH | FF_DONTCARE;
209 lstrcpyW(Globals.lfFont.lfFaceName, systemW);
210
211 LoadStringW(Globals.hInstance, STRING_PAGESETUP_HEADERVALUE,
212 Globals.szHeader, ARRAY_SIZE(Globals.szHeader));
213 LoadStringW(Globals.hInstance, STRING_PAGESETUP_FOOTERVALUE,
214 Globals.szFooter, ARRAY_SIZE(Globals.szFooter));
215
216 if(RegOpenKeyW(HKEY_CURRENT_USER, notepad_reg_key, &hkey) == ERROR_SUCCESS)
217 {
218 WORD data_helper[MAX_PATH];
219 DWORD type, data, size;
220
221 #define QUERY_NOTEPAD_REG(hkey, value_name, ret) do { DWORD type, data; DWORD size = sizeof(DWORD); if(RegQueryValueExW(hkey, value_name, 0, &type, (LPBYTE)&data, &size) == ERROR_SUCCESS) if(type == REG_DWORD) ret = data; } while(0)
222 QUERY_NOTEPAD_REG(hkey, value_fWrap, Globals.bWrapLongLines);
223 QUERY_NOTEPAD_REG(hkey, value_iWindowPosX, main_rect.left);
224 QUERY_NOTEPAD_REG(hkey, value_iWindowPosY, main_rect.top);
225 QUERY_NOTEPAD_REG(hkey, value_iWindowPosDX, dx);
226 QUERY_NOTEPAD_REG(hkey, value_iWindowPosDY, dy);
227 QUERY_NOTEPAD_REG(hkey, value_lfCharSet, Globals.lfFont.lfCharSet);
228 QUERY_NOTEPAD_REG(hkey, value_lfClipPrecision, Globals.lfFont.lfClipPrecision);
229 QUERY_NOTEPAD_REG(hkey, value_lfEscapement, Globals.lfFont.lfEscapement);
230 QUERY_NOTEPAD_REG(hkey, value_lfItalic, Globals.lfFont.lfItalic);
231 QUERY_NOTEPAD_REG(hkey, value_lfOrientation, Globals.lfFont.lfOrientation);
232 QUERY_NOTEPAD_REG(hkey, value_lfOutPrecision, Globals.lfFont.lfOutPrecision);
233 QUERY_NOTEPAD_REG(hkey, value_lfPitchAndFamily, Globals.lfFont.lfPitchAndFamily);
234 QUERY_NOTEPAD_REG(hkey, value_lfQuality, Globals.lfFont.lfQuality);
235 QUERY_NOTEPAD_REG(hkey, value_lfStrikeOut, Globals.lfFont.lfStrikeOut);
236 QUERY_NOTEPAD_REG(hkey, value_lfUnderline, Globals.lfFont.lfUnderline);
237 QUERY_NOTEPAD_REG(hkey, value_lfWeight, Globals.lfFont.lfWeight);
238 QUERY_NOTEPAD_REG(hkey, value_iMarginTop, Globals.iMarginTop);
239 QUERY_NOTEPAD_REG(hkey, value_iMarginBottom, Globals.iMarginBottom);
240 QUERY_NOTEPAD_REG(hkey, value_iMarginLeft, Globals.iMarginLeft);
241 QUERY_NOTEPAD_REG(hkey, value_iMarginRight, Globals.iMarginRight);
242 #undef QUERY_NOTEPAD_REG
243
244 main_rect.right = main_rect.left + dx;
245 main_rect.bottom = main_rect.top + dy;
246
247 size = sizeof(DWORD);
248 if(RegQueryValueExW(hkey, value_iPointSize, 0, &type, (LPBYTE)&data, &size) == ERROR_SUCCESS)
249 if(type == REG_DWORD)
250 /* The value is stored as 10 * twips */
251 Globals.lfFont.lfHeight = -MulDiv(abs(data), get_dpi(), 720);
252
253 size = sizeof(Globals.lfFont.lfFaceName);
254 if(RegQueryValueExW(hkey, value_lfFaceName, 0, &type, (LPBYTE)&data_helper, &size) == ERROR_SUCCESS)
255 if(type == REG_SZ)
256 lstrcpyW(Globals.lfFont.lfFaceName, data_helper);
257
258 size = sizeof(Globals.szHeader);
259 if(RegQueryValueExW(hkey, value_szHeader, 0, &type, (LPBYTE)&data_helper, &size) == ERROR_SUCCESS)
260 if(type == REG_SZ)
261 lstrcpyW(Globals.szHeader, data_helper);
262
263 size = sizeof(Globals.szFooter);
264 if(RegQueryValueExW(hkey, value_szFooter, 0, &type, (LPBYTE)&data_helper, &size) == ERROR_SUCCESS)
265 if(type == REG_SZ)
266 lstrcpyW(Globals.szFooter, data_helper);
267 RegCloseKey(hkey);
268 }
269 }
270
271 /***********************************************************************
272 *
273 * NOTEPAD_MenuCommand
274 *
275 * All handling of main menu events
276 */
277 static int NOTEPAD_MenuCommand(WPARAM wParam)
278 {
279 switch (wParam)
280 {
281 case CMD_NEW: DIALOG_FileNew(); break;
282 case CMD_OPEN: DIALOG_FileOpen(); break;
283 case CMD_SAVE: DIALOG_FileSave(); break;
284 case CMD_SAVE_AS: DIALOG_FileSaveAs(); break;
285 case CMD_PRINT: DIALOG_FilePrint(); break;
286 case CMD_PAGE_SETUP: DIALOG_FilePageSetup(); break;
287 case CMD_PRINTER_SETUP: DIALOG_FilePrinterSetup();break;
288 case CMD_EXIT: DIALOG_FileExit(); break;
289
290 case CMD_UNDO: DIALOG_EditUndo(); break;
291 case CMD_CUT: DIALOG_EditCut(); break;
292 case CMD_COPY: DIALOG_EditCopy(); break;
293 case CMD_PASTE: DIALOG_EditPaste(); break;
294 case CMD_DELETE: DIALOG_EditDelete(); break;
295 case CMD_SELECT_ALL: DIALOG_EditSelectAll(); break;
296 case CMD_TIME_DATE: DIALOG_EditTimeDate();break;
297
298 case CMD_SEARCH: DIALOG_Search(); break;
299 case CMD_SEARCH_NEXT: DIALOG_SearchNext(); break;
300 case CMD_REPLACE: DIALOG_Replace(); break;
301
302 case CMD_WRAP: DIALOG_EditWrap(); break;
303 case CMD_FONT: DIALOG_SelectFont(); break;
304
305 case CMD_HELP_CONTENTS: DIALOG_HelpContents(); break;
306 case CMD_HELP_ABOUT_NOTEPAD: DIALOG_HelpAboutNotepad(); break;
307
308 default:
309 break;
310 }
311 return 0;
312 }
313
314 /***********************************************************************
315 * Data Initialization
316 */
317 static VOID NOTEPAD_InitData(VOID)
318 {
319 LPWSTR p = Globals.szFilter;
320 static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
321 static const WCHAR all_files[] = { '*','.','*',0 };
322
323 LoadStringW(Globals.hInstance, STRING_TEXT_FILES_TXT, p, MAX_STRING_LEN);
324 p += lstrlenW(p) + 1;
325 lstrcpyW(p, txt_files);
326 p += lstrlenW(p) + 1;
327 LoadStringW(Globals.hInstance, STRING_ALL_FILES, p, MAX_STRING_LEN);
328 p += lstrlenW(p) + 1;
329 lstrcpyW(p, all_files);
330 p += lstrlenW(p) + 1;
331 *p = '\0';
332 Globals.hDevMode = NULL;
333 Globals.hDevNames = NULL;
334
335 CheckMenuItem(GetMenu(Globals.hMainWnd), CMD_WRAP,
336 MF_BYCOMMAND | (Globals.bWrapLongLines ? MF_CHECKED : MF_UNCHECKED));
337 }
338
339 /***********************************************************************
340 * Enable/disable items on the menu based on control state
341 */
342 static VOID NOTEPAD_InitMenuPopup(HMENU menu, int index)
343 {
344 int enable;
345
346 EnableMenuItem(menu, CMD_UNDO,
347 SendMessageW(Globals.hEdit, EM_CANUNDO, 0, 0) ? MF_ENABLED : MF_GRAYED);
348 EnableMenuItem(menu, CMD_PASTE,
349 IsClipboardFormatAvailable(CF_TEXT) ? MF_ENABLED : MF_GRAYED);
350 enable = SendMessageW(Globals.hEdit, EM_GETSEL, 0, 0);
351 enable = (HIWORD(enable) == LOWORD(enable)) ? MF_GRAYED : MF_ENABLED;
352 EnableMenuItem(menu, CMD_CUT, enable);
353 EnableMenuItem(menu, CMD_COPY, enable);
354 EnableMenuItem(menu, CMD_DELETE, enable);
355
356 EnableMenuItem(menu, CMD_SELECT_ALL,
357 GetWindowTextLengthW(Globals.hEdit) ? MF_ENABLED : MF_GRAYED);
358 }
359
360 static LPWSTR NOTEPAD_StrRStr(LPWSTR pszSource, LPWSTR pszLast, LPWSTR pszSrch)
361 {
362 int len = lstrlenW(pszSrch);
363 pszLast--;
364 while (pszLast >= pszSource)
365 {
366 if (StrCmpNW(pszLast, pszSrch, len) == 0)
367 return pszLast;
368 pszLast--;
369 }
370 return NULL;
371 }
372
373 /***********************************************************************
374 * The user activated the Find dialog
375 */
376 void NOTEPAD_DoFind(FINDREPLACEW *fr)
377 {
378 LPWSTR content;
379 LPWSTR found;
380 int len = lstrlenW(fr->lpstrFindWhat);
381 int fileLen;
382 DWORD pos;
383
384 fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
385 content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
386 if (!content) return;
387 GetWindowTextW(Globals.hEdit, content, fileLen);
388
389 SendMessageW(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
390 switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
391 {
392 case 0:
393 found = StrRStrIW(content, content+pos-len, fr->lpstrFindWhat);
394 break;
395 case FR_DOWN:
396 found = StrStrIW(content+pos, fr->lpstrFindWhat);
397 break;
398 case FR_MATCHCASE:
399 found = NOTEPAD_StrRStr(content, content+pos-len, fr->lpstrFindWhat);
400 break;
401 case FR_DOWN|FR_MATCHCASE:
402 found = StrStrW(content+pos, fr->lpstrFindWhat);
403 break;
404 default: /* shouldn't happen */
405 return;
406 }
407 HeapFree(GetProcessHeap(), 0, content);
408
409 if (found == NULL)
410 {
411 DIALOG_StringMsgBox(Globals.hFindReplaceDlg, STRING_NOTFOUND, fr->lpstrFindWhat,
412 MB_ICONINFORMATION|MB_OK);
413 return;
414 }
415
416 SendMessageW(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
417 }
418
419 static void NOTEPAD_DoReplace(FINDREPLACEW *fr)
420 {
421 LPWSTR content;
422 int len = lstrlenW(fr->lpstrFindWhat);
423 int fileLen;
424 DWORD pos;
425 DWORD pos_start;
426
427 fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
428 content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
429 if (!content) return;
430 GetWindowTextW(Globals.hEdit, content, fileLen);
431
432 SendMessageW(Globals.hEdit, EM_GETSEL, (WPARAM)&pos_start, (LPARAM)&pos);
433 switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
434 {
435 case FR_DOWN:
436 if ( pos-pos_start == len && StrCmpNIW(fr->lpstrFindWhat, content+pos_start, len) == 0)
437 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
438 break;
439 case FR_DOWN|FR_MATCHCASE:
440 if ( pos-pos_start == len && StrCmpNW(fr->lpstrFindWhat, content+pos_start, len) == 0)
441 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
442 break;
443 default: /* shouldn't happen */
444 return;
445 }
446 HeapFree(GetProcessHeap(), 0, content);
447
448 NOTEPAD_DoFind(fr);
449 }
450
451 static void NOTEPAD_DoReplaceAll(FINDREPLACEW *fr)
452 {
453 LPWSTR content;
454 LPWSTR found;
455 int len = lstrlenW(fr->lpstrFindWhat);
456 int fileLen;
457 DWORD pos;
458
459 SendMessageW(Globals.hEdit, EM_SETSEL, 0, 0);
460 while(TRUE){
461 fileLen = GetWindowTextLengthW(Globals.hEdit) + 1;
462 content = HeapAlloc(GetProcessHeap(), 0, fileLen * sizeof(WCHAR));
463 if (!content) return;
464 GetWindowTextW(Globals.hEdit, content, fileLen);
465
466 SendMessageW(Globals.hEdit, EM_GETSEL, 0, (LPARAM)&pos);
467 switch (fr->Flags & (FR_DOWN|FR_MATCHCASE))
468 {
469 case FR_DOWN:
470 found = StrStrIW(content+pos, fr->lpstrFindWhat);
471 break;
472 case FR_DOWN|FR_MATCHCASE:
473 found = StrStrW(content+pos, fr->lpstrFindWhat);
474 break;
475 default: /* shouldn't happen */
476 return;
477 }
478 HeapFree(GetProcessHeap(), 0, content);
479
480 if(found == NULL)
481 {
482 SendMessageW(Globals.hEdit, EM_SETSEL, 0, 0);
483 return;
484 }
485 SendMessageW(Globals.hEdit, EM_SETSEL, found - content, found - content + len);
486 SendMessageW(Globals.hEdit, EM_REPLACESEL, TRUE, (LPARAM)fr->lpstrReplaceWith);
487 }
488 }
489
490 /***********************************************************************
491 *
492 * NOTEPAD_WndProc
493 */
494 static LRESULT WINAPI NOTEPAD_WndProc(HWND hWnd, UINT msg, WPARAM wParam,
495 LPARAM lParam)
496 {
497 if (msg == aFINDMSGSTRING) /* not a constant so can't be used in switch */
498 {
499 FINDREPLACEW *fr = (FINDREPLACEW *)lParam;
500
501 if (fr->Flags & FR_DIALOGTERM)
502 Globals.hFindReplaceDlg = NULL;
503 if (fr->Flags & FR_FINDNEXT)
504 {
505 Globals.lastFind = *fr;
506 NOTEPAD_DoFind(fr);
507 }
508 if (fr->Flags & FR_REPLACE)
509 {
510 Globals.lastFind = *fr;
511 NOTEPAD_DoReplace(fr);
512 }
513 if (fr->Flags & FR_REPLACEALL)
514 {
515 Globals.lastFind = *fr;
516 NOTEPAD_DoReplaceAll(fr);
517 }
518 return 0;
519 }
520
521 switch (msg) {
522
523 case WM_CREATE:
524 {
525 static const WCHAR editW[] = { 'e','d','i','t',0 };
526 DWORD dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |
527 ES_AUTOVSCROLL | ES_MULTILINE | ES_NOHIDESEL;
528 RECT rc;
529 GetClientRect(hWnd, &rc);
530
531 if (!Globals.bWrapLongLines) dwStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
532
533 Globals.hEdit = CreateWindowExW(WS_EX_CLIENTEDGE, editW, NULL,
534 dwStyle, 0, 0, rc.right, rc.bottom, hWnd,
535 NULL, Globals.hInstance, NULL);
536
537 Globals.hFont = CreateFontIndirectW(&Globals.lfFont);
538 SendMessageW(Globals.hEdit, WM_SETFONT, (WPARAM)Globals.hFont, FALSE);
539 SendMessageW(Globals.hEdit, EM_LIMITTEXT, 0, 0);
540 break;
541 }
542
543 case WM_COMMAND:
544 NOTEPAD_MenuCommand(LOWORD(wParam));
545 break;
546
547 case WM_DESTROYCLIPBOARD:
548 /*MessageBoxW(Globals.hMainWnd, "Empty clipboard", "Debug", MB_ICONEXCLAMATION);*/
549 break;
550
551 case WM_CLOSE:
552 if (DoCloseFile()) {
553 DestroyWindow(hWnd);
554 }
555 break;
556
557 case WM_QUERYENDSESSION:
558 if (DoCloseFile()) {
559 return 1;
560 }
561 break;
562
563 case WM_DESTROY:
564 NOTEPAD_SaveSettingToRegistry();
565
566 PostQuitMessage(0);
567 break;
568
569 case WM_SIZE:
570 SetWindowPos(Globals.hEdit, NULL, 0, 0, LOWORD(lParam), HIWORD(lParam),
571 SWP_NOOWNERZORDER | SWP_NOZORDER);
572 break;
573
574 case WM_SETFOCUS:
575 SetFocus(Globals.hEdit);
576 break;
577
578 case WM_DROPFILES:
579 {
580 WCHAR szFileName[MAX_PATH];
581 HANDLE hDrop = (HANDLE) wParam;
582
583 DragQueryFileW(hDrop, 0, szFileName, ARRAY_SIZE(szFileName));
584 DragFinish(hDrop);
585 DoOpenFile(szFileName, ENCODING_AUTO);
586 break;
587 }
588
589 case WM_INITMENUPOPUP:
590 NOTEPAD_InitMenuPopup((HMENU)wParam, lParam);
591 break;
592
593 default:
594 return DefWindowProcW(hWnd, msg, wParam, lParam);
595 }
596 return 0;
597 }
598
599 static int AlertFileDoesNotExist(LPCWSTR szFileName)
600 {
601 int nResult;
602 WCHAR szMessage[MAX_STRING_LEN];
603 WCHAR szResource[MAX_STRING_LEN];
604
605 LoadStringW(Globals.hInstance, STRING_DOESNOTEXIST, szResource, ARRAY_SIZE(szResource));
606 wsprintfW(szMessage, szResource, szFileName);
607
608 LoadStringW(Globals.hInstance, STRING_ERROR, szResource, ARRAY_SIZE(szResource));
609
610 nResult = MessageBoxW(Globals.hMainWnd, szMessage, szResource,
611 MB_ICONEXCLAMATION | MB_YESNOCANCEL);
612
613 return(nResult);
614 }
615
616 static void HandleCommandLine(LPWSTR cmdline)
617 {
618 WCHAR delimiter;
619 BOOL opt_print = FALSE;
620
621 /* skip white space */
622 while (*cmdline == ' ') cmdline++;
623
624 /* skip executable name */
625 delimiter = (*cmdline == '"' ? '"' : ' ');
626
627 if (*cmdline == delimiter) cmdline++;
628
629 while (*cmdline && *cmdline != delimiter) cmdline++;
630
631 if (*cmdline == delimiter) cmdline++;
632
633 while (*cmdline == ' ' || *cmdline == '-' || *cmdline == '/')
634 {
635 WCHAR option;
636
637 if (*cmdline++ == ' ') continue;
638
639 option = *cmdline;
640 if (option) cmdline++;
641 while (*cmdline == ' ') cmdline++;
642
643 switch(option)
644 {
645 case 'p':
646 case 'P':
647 opt_print = TRUE;
648 break;
649 }
650 }
651
652 if (*cmdline)
653 {
654 /* file name is passed in the command line */
655 LPCWSTR file_name;
656 BOOL file_exists;
657 WCHAR buf[MAX_PATH];
658
659 if (cmdline[0] == '"')
660 {
661 WCHAR* wc;
662 cmdline++;
663 wc=cmdline;
664 /* Note: Double-quotes are not allowed in Windows filenames */
665 while (*wc && *wc != '"') wc++;
666 /* On Windows notepad ignores further arguments too */
667 *wc = 0;
668 }
669
670 if (FileExists(cmdline))
671 {
672 file_exists = TRUE;
673 file_name = cmdline;
674 }
675 else
676 {
677 static const WCHAR txtW[] = { '.','t','x','t',0 };
678
679 /* try to find file with ".txt" extension */
680 if (strchrW(PathFindFileNameW(cmdline), '.'))
681 {
682 file_exists = FALSE;
683 file_name = cmdline;
684 }
685 else
686 {
687 lstrcpynW(buf, cmdline, MAX_PATH - lstrlenW(txtW) - 1);
688 lstrcatW(buf, txtW);
689 file_name = buf;
690 file_exists = FileExists(buf);
691 }
692 }
693
694 if (file_exists)
695 {
696 DoOpenFile(file_name, ENCODING_AUTO);
697 InvalidateRect(Globals.hMainWnd, NULL, FALSE);
698 if (opt_print)
699 DIALOG_FilePrint();
700 }
701 else
702 {
703 switch (AlertFileDoesNotExist(file_name)) {
704 case IDYES:
705 SetFileNameAndEncoding(file_name, ENCODING_ANSI);
706 UpdateWindowCaption();
707 break;
708
709 case IDNO:
710 break;
711
712 case IDCANCEL:
713 DestroyWindow(Globals.hMainWnd);
714 break;
715 }
716 }
717 }
718 }
719
720 /***********************************************************************
721 *
722 * WinMain
723 */
724 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
725 {
726 MSG msg;
727 HACCEL hAccel;
728 WNDCLASSEXW class;
729 HMONITOR monitor;
730 MONITORINFO info;
731 INT x, y;
732 static const WCHAR className[] = {'N','o','t','e','p','a','d',0};
733 static const WCHAR winName[] = {'N','o','t','e','p','a','d',0};
734
735 aFINDMSGSTRING = RegisterWindowMessageW(FINDMSGSTRINGW);
736
737 ZeroMemory(&Globals, sizeof(Globals));
738 Globals.hInstance = hInstance;
739 NOTEPAD_LoadSettingFromRegistry();
740
741 ZeroMemory(&class, sizeof(class));
742 class.cbSize = sizeof(class);
743 class.lpfnWndProc = NOTEPAD_WndProc;
744 class.hInstance = Globals.hInstance;
745 class.hIcon = LoadIconW(Globals.hInstance, MAKEINTRESOURCEW(IDI_NOTEPAD));
746 class.hIconSm = LoadImageW(Globals.hInstance, MAKEINTRESOURCEW(IDI_NOTEPAD), IMAGE_ICON,
747 GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON),
748 LR_SHARED);
749 class.hCursor = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
750 class.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
751 class.lpszMenuName = MAKEINTRESOURCEW(MAIN_MENU);
752 class.lpszClassName = className;
753
754 if (!RegisterClassExW(&class)) return FALSE;
755
756 /* Setup windows */
757
758 monitor = MonitorFromRect( &main_rect, MONITOR_DEFAULTTOPRIMARY );
759 info.cbSize = sizeof(info);
760 GetMonitorInfoW( monitor, &info );
761
762 x = main_rect.left;
763 y = main_rect.top;
764 if (main_rect.left >= info.rcWork.right ||
765 main_rect.top >= info.rcWork.bottom ||
766 main_rect.right < info.rcWork.left ||
767 main_rect.bottom < info.rcWork.top)
768 x = y = CW_USEDEFAULT;
769
770 Globals.hMainWnd =
771 CreateWindowW(className, winName, WS_OVERLAPPEDWINDOW, x, y,
772 main_rect.right - main_rect.left, main_rect.bottom - main_rect.top,
773 NULL, NULL, Globals.hInstance, NULL);
774 if (!Globals.hMainWnd)
775 {
776 ShowLastError();
777 ExitProcess(1);
778 }
779
780 NOTEPAD_InitData();
781 DIALOG_FileNew();
782
783 ShowWindow(Globals.hMainWnd, show);
784 UpdateWindow(Globals.hMainWnd);
785 DragAcceptFiles(Globals.hMainWnd, TRUE);
786
787 HandleCommandLine(GetCommandLineW());
788
789 hAccel = LoadAcceleratorsW(hInstance, MAKEINTRESOURCEW(ID_ACCEL));
790
791 while (GetMessageW(&msg, 0, 0, 0))
792 {
793 if (!IsDialogMessageW(Globals.hFindReplaceDlg, &msg) && !TranslateAcceleratorW(Globals.hMainWnd, hAccel, &msg))
794 {
795 TranslateMessage(&msg);
796 DispatchMessageW(&msg);
797 }
798 }
799 return msg.wParam;
800 }
Windows API implementation