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push abf7776878978b0406e974646c5bcfcf789b045c
[wine/hacks.git] / programs / winhlp32 / winhelp.c
blob962a3a0c0e7d5c9a856480b2602ddc72a0b5ae75
1 /*
2 * Help Viewer
3 *
4 * Copyright 1996 Ulrich Schmid <uschmid@mail.hh.provi.de>
5 * 2002 Sylvain Petreolle <spetreolle@yahoo.fr>
6 * 2002, 2008 Eric Pouech <eric.pouech@wanadoo.fr>
7 * 2004 Ken Belleau <jamez@ivic.qc.ca>
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 #include <assert.h>
25 #include <stdio.h>
26 #include <string.h>
27 #include <stdarg.h>
28 #include <stdlib.h>
29
30 #include "windef.h"
31 #include "winbase.h"
32 #include "wingdi.h"
33 #include "winuser.h"
34 #include "commdlg.h"
35 #include "winhelp.h"
36 #include "winhelp_res.h"
37 #include "shellapi.h"
38 #include "richedit.h"
39
40 #include "wine/debug.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(winhelp);
43
44 static BOOL WINHELP_RegisterWinClasses(void);
45 static LRESULT CALLBACK WINHELP_MainWndProc(HWND, UINT, WPARAM, LPARAM);
46 static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND, UINT, WPARAM, LPARAM);
47 static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND, UINT, WPARAM, LPARAM);
48 static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND, UINT, WPARAM, LPARAM);
49 static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND, UINT, WPARAM, LPARAM);
50 static BOOL WINHELP_CheckPopup(HWND, UINT, WPARAM, LPARAM, LRESULT*);
51 static void WINHELP_InitFonts(HWND hWnd);
52 static void WINHELP_DeleteWindow(WINHELP_WINDOW*);
53 static void WINHELP_DeleteButtons(WINHELP_WINDOW*);
54 static void WINHELP_SetupText(HWND hWnd, WINHELP_WINDOW *win, ULONG relative);
55 static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page);
56
57 WINHELP_GLOBALS Globals = {3, NULL, TRUE, NULL, NULL, NULL, NULL, NULL, {{{NULL,NULL}},0}};
58
59 #define CTL_ID_BUTTON 0x700
60 #define CTL_ID_TEXT 0x701
61
62 /***********************************************************************
63 *
64 * WINHELP_GetOpenFileName
65 */
66 BOOL WINHELP_GetOpenFileName(LPSTR lpszFile, int len)
67 {
68 OPENFILENAME openfilename;
69 CHAR szDir[MAX_PATH];
70 CHAR szzFilter[2 * MAX_STRING_LEN + 100];
71 LPSTR p = szzFilter;
72
73 WINE_TRACE("()\n");
74
75 LoadString(Globals.hInstance, STID_HELP_FILES_HLP, p, MAX_STRING_LEN);
76 p += strlen(p) + 1;
77 lstrcpy(p, "*.hlp");
78 p += strlen(p) + 1;
79 LoadString(Globals.hInstance, STID_ALL_FILES, p, MAX_STRING_LEN);
80 p += strlen(p) + 1;
81 lstrcpy(p, "*.*");
82 p += strlen(p) + 1;
83 *p = '\0';
84
85 GetCurrentDirectory(sizeof(szDir), szDir);
86
87 lpszFile[0]='\0';
88
89 openfilename.lStructSize = sizeof(OPENFILENAME);
90 openfilename.hwndOwner = NULL;
91 openfilename.hInstance = Globals.hInstance;
92 openfilename.lpstrFilter = szzFilter;
93 openfilename.lpstrCustomFilter = 0;
94 openfilename.nMaxCustFilter = 0;
95 openfilename.nFilterIndex = 1;
96 openfilename.lpstrFile = lpszFile;
97 openfilename.nMaxFile = len;
98 openfilename.lpstrFileTitle = 0;
99 openfilename.nMaxFileTitle = 0;
100 openfilename.lpstrInitialDir = szDir;
101 openfilename.lpstrTitle = 0;
102 openfilename.Flags = 0;
103 openfilename.nFileOffset = 0;
104 openfilename.nFileExtension = 0;
105 openfilename.lpstrDefExt = 0;
106 openfilename.lCustData = 0;
107 openfilename.lpfnHook = 0;
108 openfilename.lpTemplateName = 0;
109
110 return GetOpenFileName(&openfilename);
111 }
112
113 static char* WINHELP_GetCaption(WINHELP_WNDPAGE* wpage)
114 {
115 if (wpage->wininfo->caption[0]) return wpage->wininfo->caption;
116 return wpage->page->file->lpszTitle;
117 }
118
119 /***********************************************************************
120 *
121 * WINHELP_LookupHelpFile
122 */
123 HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile)
124 {
125 HLPFILE* hlpfile;
126 char szFullName[MAX_PATH];
127 char szAddPath[MAX_PATH];
128 char *p;
129
130 /*
131 * NOTE: This is needed by popup windows only.
132 * In other cases it's not needed but does not hurt though.
133 */
134 if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
135 {
136 strcpy(szAddPath, Globals.active_win->page->file->lpszPath);
137 p = strrchr(szAddPath, '\\');
138 if (p) *p = 0;
139 }
140
141 /*
142 * FIXME: Should we swap conditions?
143 */
144 if (!SearchPath(NULL, lpszFile, ".hlp", MAX_PATH, szFullName, NULL) &&
145 !SearchPath(szAddPath, lpszFile, ".hlp", MAX_PATH, szFullName, NULL))
146 {
147 if (WINHELP_MessageBoxIDS_s(STID_FILE_NOT_FOUND_s, lpszFile, STID_WHERROR,
148 MB_YESNO|MB_ICONQUESTION) != IDYES)
149 return NULL;
150 if (!WINHELP_GetOpenFileName(szFullName, MAX_PATH))
151 return NULL;
152 }
153 hlpfile = HLPFILE_ReadHlpFile(szFullName);
154 if (!hlpfile)
155 WINHELP_MessageBoxIDS_s(STID_HLPFILE_ERROR_s, lpszFile,
156 STID_WHERROR, MB_OK|MB_ICONSTOP);
157 return hlpfile;
158 }
159
160 /******************************************************************
161 * WINHELP_GetWindowInfo
162 *
163 *
164 */
165 HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name)
166 {
167 static HLPFILE_WINDOWINFO mwi;
168 unsigned int i;
169
170 if (!name || !name[0])
171 name = Globals.active_win->lpszName;
172
173 if (hlpfile)
174 for (i = 0; i < hlpfile->numWindows; i++)
175 if (!strcmp(hlpfile->windows[i].name, name))
176 return &hlpfile->windows[i];
177
178 if (strcmp(name, "main") != 0)
179 {
180 WINE_FIXME("Couldn't find window info for %s\n", name);
181 assert(0);
182 return NULL;
183 }
184 if (!mwi.name[0])
185 {
186 strcpy(mwi.type, "primary");
187 strcpy(mwi.name, "main");
188 if (!LoadString(Globals.hInstance, STID_WINE_HELP,
189 mwi.caption, sizeof(mwi.caption)))
190 strcpy(mwi.caption, hlpfile->lpszTitle);
191 mwi.origin.x = mwi.origin.y = mwi.size.cx = mwi.size.cy = CW_USEDEFAULT;
192 mwi.style = SW_SHOW;
193 mwi.win_style = WS_OVERLAPPEDWINDOW;
194 mwi.sr_color = mwi.sr_color = 0xFFFFFF;
195 }
196 return &mwi;
197 }
198
199 /******************************************************************
200 * HLPFILE_GetPopupWindowInfo
201 *
202 *
203 */
204 static HLPFILE_WINDOWINFO* WINHELP_GetPopupWindowInfo(HLPFILE* hlpfile,
205 WINHELP_WINDOW* parent, LPARAM mouse)
206 {
207 static HLPFILE_WINDOWINFO wi;
208
209 RECT parent_rect;
210
211 wi.type[0] = wi.name[0] = wi.caption[0] = '\0';
212
213 /* Calculate horizontal size and position of a popup window */
214 GetWindowRect(parent->hMainWnd, &parent_rect);
215 wi.size.cx = (parent_rect.right - parent_rect.left) / 2;
216 wi.size.cy = 10; /* need a non null value, so that border are taken into account while computing */
217
218 wi.origin.x = (short)LOWORD(mouse);
219 wi.origin.y = (short)HIWORD(mouse);
220 ClientToScreen(parent->hMainWnd, &wi.origin);
221 wi.origin.x -= wi.size.cx / 2;
222 wi.origin.x = min(wi.origin.x, GetSystemMetrics(SM_CXSCREEN) - wi.size.cx);
223 wi.origin.x = max(wi.origin.x, 0);
224
225 wi.style = SW_SHOW;
226 wi.win_style = WS_POPUP | WS_BORDER;
227 wi.sr_color = parent->info->sr_color;
228 wi.nsr_color = 0xFFFFFF;
229
230 return &wi;
231 }
232
233 /***********************************************************************
234 *
235 * WinMain
236 */
237 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
238 {
239 MSG msg;
240 LONG lHash = 0;
241 HLPFILE* hlpfile;
242 static CHAR default_wndname[] = "main";
243 LPSTR wndname = default_wndname;
244 WINHELP_DLL* dll;
245
246 Globals.hInstance = hInstance;
247
248 if (LoadLibrary("riched20.dll") == NULL)
249 return MessageBox(0, MAKEINTRESOURCE(STID_NO_RICHEDIT),
250 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
251
252 /* Get options */
253 while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
254 {
255 CHAR option;
256 LPCSTR topic_id;
257 if (*cmdline++ == ' ') continue;
258
259 option = *cmdline;
260 if (option) cmdline++;
261 while (*cmdline && *cmdline == ' ') cmdline++;
262 switch (option)
263 {
264 case 'i':
265 case 'I':
266 topic_id = cmdline;
267 while (*cmdline && *cmdline != ' ') cmdline++;
268 if (*cmdline) *cmdline++ = '\0';
269 lHash = HLPFILE_Hash(topic_id);
270 break;
271
272 case '3':
273 case '4':
274 Globals.wVersion = option - '0';
275 break;
276
277 case 'x':
278 show = SW_HIDE;
279 Globals.isBook = FALSE;
280 break;
281
282 default:
283 WINE_FIXME("Unsupported cmd line: %s\n", cmdline);
284 break;
285 }
286 }
287
288 /* Create primary window */
289 if (!WINHELP_RegisterWinClasses())
290 {
291 WINE_FIXME("Couldn't register classes\n");
292 return 0;
293 }
294
295 if (*cmdline)
296 {
297 char* ptr;
298 if ((*cmdline == '"') && (ptr = strchr(cmdline+1, '"')))
299 {
300 cmdline++;
301 *ptr = '\0';
302 }
303 if ((ptr = strchr(cmdline, '>')))
304 {
305 *ptr = '\0';
306 wndname = ptr + 1;
307 }
308 hlpfile = WINHELP_LookupHelpFile(cmdline);
309 if (!hlpfile) return 0;
310 }
311 else hlpfile = NULL;
312 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, lHash,
313 WINHELP_GetWindowInfo(hlpfile, wndname), show);
314
315 /* Message loop */
316 while (GetMessage(&msg, 0, 0, 0))
317 {
318 TranslateMessage(&msg);
319 DispatchMessage(&msg);
320 }
321 for (dll = Globals.dlls; dll; dll = dll->next)
322 {
323 if (dll->class & DC_INITTERM) dll->handler(DW_TERM, 0, 0);
324 }
325 return 0;
326 }
327
328 /***********************************************************************
329 *
330 * RegisterWinClasses
331 */
332 static BOOL WINHELP_RegisterWinClasses(void)
333 {
334 WNDCLASS class_main, class_button_box, class_shadow, class_history;
335
336 class_main.style = CS_HREDRAW | CS_VREDRAW;
337 class_main.lpfnWndProc = WINHELP_MainWndProc;
338 class_main.cbClsExtra = 0;
339 class_main.cbWndExtra = sizeof(LONG);
340 class_main.hInstance = Globals.hInstance;
341 class_main.hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
342 class_main.hCursor = LoadCursor(0, IDC_ARROW);
343 class_main.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
344 class_main.lpszMenuName = 0;
345 class_main.lpszClassName = MAIN_WIN_CLASS_NAME;
346
347 class_button_box = class_main;
348 class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc;
349 class_button_box.cbWndExtra = 0;
350 class_button_box.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
351 class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME;
352
353 class_shadow = class_main;
354 class_shadow.lpfnWndProc = WINHELP_ShadowWndProc;
355 class_shadow.cbWndExtra = 0;
356 class_shadow.hbrBackground = (HBRUSH)(COLOR_3DDKSHADOW+1);
357 class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME;
358
359 class_history = class_main;
360 class_history.lpfnWndProc = WINHELP_HistoryWndProc;
361 class_history.lpszClassName = HISTORY_WIN_CLASS_NAME;
362
363 return (RegisterClass(&class_main) &&
364 RegisterClass(&class_button_box) &&
365 RegisterClass(&class_shadow) &&
366 RegisterClass(&class_history));
367 }
368
369 typedef struct
370 {
371 WORD size;
372 WORD command;
373 LONG data;
374 LONG reserved;
375 WORD ofsFilename;
376 WORD ofsData;
377 } WINHELP,*LPWINHELP;
378
379 static BOOL WINHELP_HasWorkingWindow(void)
380 {
381 if (!Globals.active_win) return FALSE;
382 if (Globals.active_win->next || Globals.win_list != Globals.active_win) return TRUE;
383 return Globals.active_win->page != NULL && Globals.active_win->page->file != NULL;
384 }
385
386 /******************************************************************
387 * WINHELP_HandleCommand
388 *
389 *
390 */
391 static LRESULT WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam)
392 {
393 COPYDATASTRUCT* cds = (COPYDATASTRUCT*)lParam;
394 WINHELP* wh;
395
396 if (cds->dwData != 0xA1DE505)
397 {
398 WINE_FIXME("Wrong magic number (%08lx)\n", cds->dwData);
399 return 0;
400 }
401
402 wh = (WINHELP*)cds->lpData;
403
404 if (wh)
405 {
406 char* ptr = (wh->ofsFilename) ? (LPSTR)wh + wh->ofsFilename : NULL;
407
408 WINE_TRACE("Got[%u]: cmd=%u data=%08x fn=%s\n",
409 wh->size, wh->command, wh->data, ptr);
410 switch (wh->command)
411 {
412 case HELP_CONTEXT:
413 if (ptr)
414 {
415 MACRO_JumpContext(ptr, "main", wh->data);
416 }
417 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
418 break;
419 case HELP_QUIT:
420 MACRO_Exit();
421 break;
422 case HELP_CONTENTS:
423 if (ptr)
424 {
425 MACRO_JumpContents(ptr, "main");
426 }
427 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
428 break;
429 case HELP_HELPONHELP:
430 MACRO_HelpOn();
431 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
432 break;
433 /* case HELP_SETINDEX: */
434 case HELP_SETCONTENTS:
435 if (ptr)
436 {
437 MACRO_SetContents(ptr, wh->data);
438 }
439 break;
440 case HELP_CONTEXTPOPUP:
441 if (ptr)
442 {
443 MACRO_PopupContext(ptr, wh->data);
444 }
445 break;
446 /* case HELP_FORCEFILE:*/
447 /* case HELP_CONTEXTMENU: */
448 case HELP_FINDER:
449 /* in fact, should be the topic dialog box */
450 WINE_FIXME("HELP_FINDER: stub\n");
451 if (ptr)
452 {
453 MACRO_JumpHash(ptr, "main", 0);
454 }
455 break;
456 /* case HELP_WM_HELP: */
457 /* case HELP_SETPOPUP_POS: */
458 /* case HELP_KEY: */
459 /* case HELP_COMMAND: */
460 /* case HELP_PARTIALKEY: */
461 /* case HELP_MULTIKEY: */
462 /* case HELP_SETWINPOS: */
463 default:
464 WINE_FIXME("Unhandled command (%x) for remote winhelp control\n", wh->command);
465 break;
466 }
467 }
468 /* Always return success for now */
469 return 1;
470 }
471
472 void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
473 {
474 RECT rect, button_box_rect;
475 INT text_top = 0;
476 HWND hButtonBoxWnd = GetDlgItem(win->hMainWnd, CTL_ID_BUTTON);
477 HWND hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
478
479 GetClientRect(win->hMainWnd, &rect);
480
481 /* Update button box and text Window */
482 SetWindowPos(hButtonBoxWnd, HWND_TOP,
483 rect.left, rect.top,
484 rect.right - rect.left,
485 rect.bottom - rect.top, 0);
486
487 if (GetWindowRect(hButtonBoxWnd, &button_box_rect))
488 text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
489
490 SetWindowPos(hTextWnd, HWND_TOP,
491 rect.left, text_top,
492 rect.right - rect.left,
493 rect.bottom - text_top, 0);
494
495 }
496
497 static void WINHELP_RememberPage(WINHELP_WINDOW* win, WINHELP_WNDPAGE* wpage)
498 {
499 unsigned num;
500
501 if (!Globals.history.index || Globals.history.set[0].page != wpage->page)
502 {
503 num = sizeof(Globals.history.set) / sizeof(Globals.history.set[0]);
504 /* we're full, remove latest entry */
505 if (Globals.history.index == num)
506 {
507 HLPFILE_FreeHlpFile(Globals.history.set[num - 1].page->file);
508 Globals.history.index--;
509 }
510 memmove(&Globals.history.set[1], &Globals.history.set[0],
511 Globals.history.index * sizeof(Globals.history.set[0]));
512 Globals.history.set[0] = *wpage;
513 Globals.history.index++;
514 wpage->page->file->wRefCount++;
515 }
516 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
517
518 num = sizeof(win->back.set) / sizeof(win->back.set[0]);
519 if (win->back.index == num)
520 {
521 /* we're full, remove latest entry */
522 HLPFILE_FreeHlpFile(win->back.set[0].page->file);
523 memmove(&win->back.set[0], &win->back.set[1],
524 (num - 1) * sizeof(win->back.set[0]));
525 win->back.index--;
526 }
527 win->back.set[win->back.index++] = *wpage;
528 wpage->page->file->wRefCount++;
529 }
530
531 /***********************************************************************
532 *
533 * WINHELP_CreateHelpWindow
534 */
535 BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remember)
536 {
537 WINHELP_WINDOW* win = NULL;
538 BOOL bPrimary, bPopup, bReUsed = FALSE;
539 LPSTR name;
540 HICON hIcon;
541 HWND hTextWnd = NULL;
542
543 bPrimary = !lstrcmpi(wpage->wininfo->name, "main");
544 bPopup = !bPrimary && (wpage->wininfo->win_style & WS_POPUP);
545
546 if (!bPopup)
547 {
548 for (win = Globals.win_list; win; win = win->next)
549 {
550 if (!lstrcmpi(win->lpszName, wpage->wininfo->name))
551 {
552 POINT pt = {0, 0};
553 SIZE sz = {0, 0};
554 DWORD flags = SWP_NOSIZE | SWP_NOMOVE;
555
556 WINHELP_DeleteButtons(win);
557 bReUsed = TRUE;
558 SetWindowText(win->hMainWnd, WINHELP_GetCaption(wpage));
559 if (wpage->wininfo->origin.x != CW_USEDEFAULT &&
560 wpage->wininfo->origin.y != CW_USEDEFAULT)
561 {
562 pt = wpage->wininfo->origin;
563 flags &= ~SWP_NOSIZE;
564 }
565 if (wpage->wininfo->size.cx != CW_USEDEFAULT &&
566 wpage->wininfo->size.cy != CW_USEDEFAULT)
567 {
568 sz = wpage->wininfo->size;
569 flags &= ~SWP_NOMOVE;
570 }
571 SetWindowPos(win->hMainWnd, HWND_TOP, pt.x, pt.y, sz.cx, sz.cy, flags);
572
573 if (wpage->page && win->page && wpage->page->file != win->page->file)
574 WINHELP_DeleteBackSet(win);
575 WINHELP_InitFonts(win->hMainWnd);
576
577 win->page = wpage->page;
578 win->info = wpage->wininfo;
579 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
580 WINHELP_SetupText(hTextWnd, win, wpage->relative);
581
582 InvalidateRect(win->hMainWnd, NULL, TRUE);
583 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
584
585 break;
586 }
587 }
588 }
589
590 if (!win)
591 {
592 /* Initialize WINHELP_WINDOW struct */
593 win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
594 sizeof(WINHELP_WINDOW) + strlen(wpage->wininfo->name) + 1);
595 if (!win) return FALSE;
596 win->next = Globals.win_list;
597 Globals.win_list = win;
598
599 name = (char*)win + sizeof(WINHELP_WINDOW);
600 lstrcpy(name, wpage->wininfo->name);
601 win->lpszName = name;
602 win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND);
603 win->back.index = 0;
604 win->font_scale = 1;
605 }
606 win->page = wpage->page;
607 win->info = wpage->wininfo;
608
609 if (!bPopup && wpage->page && remember)
610 {
611 WINHELP_RememberPage(win, wpage);
612 }
613
614 if (bPopup)
615 Globals.active_popup = win;
616 else
617 Globals.active_win = win;
618
619 /* Initialize default pushbuttons */
620 if (bPrimary && wpage->page)
621 {
622 CHAR buffer[MAX_STRING_LEN];
623
624 LoadString(Globals.hInstance, STID_CONTENTS, buffer, sizeof(buffer));
625 MACRO_CreateButton("BTN_CONTENTS", buffer, "Contents()");
626 LoadString(Globals.hInstance, STID_SEARCH,buffer, sizeof(buffer));
627 MACRO_CreateButton("BTN_SEARCH", buffer, "Search()");
628 LoadString(Globals.hInstance, STID_BACK, buffer, sizeof(buffer));
629 MACRO_CreateButton("BTN_BACK", buffer, "Back()");
630 if (win->back.index <= 1) MACRO_DisableButton("BTN_BACK");
631 LoadString(Globals.hInstance, STID_TOPICS, buffer, sizeof(buffer));
632 MACRO_CreateButton("BTN_TOPICS", buffer, "Finder()");
633 }
634
635 if (!bReUsed)
636 {
637 win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME,
638 WINHELP_GetCaption(wpage),
639 bPrimary ? WS_OVERLAPPEDWINDOW : wpage->wininfo->win_style,
640 wpage->wininfo->origin.x, wpage->wininfo->origin.y,
641 wpage->wininfo->size.cx, wpage->wininfo->size.cy,
642 bPopup ? Globals.active_win->hMainWnd : NULL,
643 bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
644 Globals.hInstance, win);
645 if (!bPopup)
646 /* Create button box and text Window */
647 CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
648 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
649
650 hTextWnd = CreateWindow(RICHEDIT_CLASS, NULL,
651 ES_MULTILINE | ES_READONLY | WS_CHILD | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
652 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, NULL);
653 SendMessage(hTextWnd, EM_SETEVENTMASK, 0,
654 SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0) | ENM_MOUSEEVENTS);
655 }
656
657 hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL;
658 if (!hIcon) hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
659 SendMessage(win->hMainWnd, WM_SETICON, ICON_SMALL, (DWORD_PTR)hIcon);
660
661 /* Initialize file specific pushbuttons */
662 if (!(wpage->wininfo->win_style & WS_POPUP) && wpage->page)
663 {
664 HLPFILE_MACRO *macro;
665 for (macro = wpage->page->file->first_macro; macro; macro = macro->next)
666 MACRO_ExecuteMacro(macro->lpszMacro);
667
668 for (macro = wpage->page->first_macro; macro; macro = macro->next)
669 MACRO_ExecuteMacro(macro->lpszMacro);
670 }
671
672 if (bPopup)
673 {
674 DWORD mask = SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0);
675 RECT rect;
676
677 win->font_scale = Globals.active_win->font_scale;
678 WINHELP_SetupText(hTextWnd, win, wpage->relative);
679
680 /* we need the window to be shown for richedit to compute the size */
681 ShowWindow(win->hMainWnd, nCmdShow);
682 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask | ENM_REQUESTRESIZE);
683 SendMessage(hTextWnd, EM_REQUESTRESIZE, 0, 0);
684 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask);
685
686 GetWindowRect(win->hMainWnd, &rect);
687 win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME,
688 "", WS_POPUP | WS_VISIBLE,
689 rect.left + SHADOW_DX, rect.top + SHADOW_DY,
690 rect.right - rect.left,
691 rect.bottom - rect.top,
692 Globals.active_win->hMainWnd, 0,
693 Globals.hInstance, NULL);
694 SetWindowPos(win->hMainWnd, win->hShadowWnd, 0, 0, 0, 0,
695 SWP_NOSIZE | SWP_NOMOVE);
696 }
697 else
698 {
699 WINHELP_SetupText(hTextWnd, win, wpage->relative);
700 WINHELP_LayoutMainWindow(win);
701 ShowWindow(win->hMainWnd, nCmdShow);
702 }
703
704 return TRUE;
705 }
706
707 /******************************************************************
708 * WINHELP_OpenHelpWindow
709 * Main function to search for a page and display it in a window
710 */
711 BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*lookup)(HLPFILE*, LONG, ULONG*),
712 HLPFILE* hlpfile, LONG val, HLPFILE_WINDOWINFO* wi,
713 int nCmdShow)
714 {
715 WINHELP_WNDPAGE wpage;
716
717 wpage.page = lookup(hlpfile, val, &wpage.relative);
718 if (wpage.page) wpage.page->file->wRefCount++;
719 wpage.wininfo = wi;
720 return WINHELP_CreateHelpWindow(&wpage, nCmdShow, TRUE);
721 }
722
723 /***********************************************************************
724 *
725 * WINHELP_FindLink
726 */
727 static HLPFILE_LINK* WINHELP_FindLink(WINHELP_WINDOW* win, LPARAM pos)
728 {
729 HLPFILE_LINK* link;
730 POINTL mouse_ptl, char_ptl, char_next_ptl;
731 DWORD cp;
732
733 if (!win->page) return NULL;
734
735 mouse_ptl.x = (short)LOWORD(pos);
736 mouse_ptl.y = (short)HIWORD(pos);
737 cp = SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_CHARFROMPOS,
738 0, (LPARAM)&mouse_ptl);
739
740 for (link = win->page->first_link; link; link = link->next)
741 {
742 if (link->cpMin <= cp && cp <= link->cpMax)
743 {
744 /* check whether we're at end of line */
745 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
746 (LPARAM)&char_ptl, cp);
747 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
748 (LPARAM)&char_next_ptl, cp + 1);
749 if (char_next_ptl.y != char_ptl.y || mouse_ptl.x >= char_next_ptl.x)
750 link = NULL;
751 break;
752 }
753 }
754 return link;
755 }
756
757 /******************************************************************
758 * WINHELP_HandleTextMouse
759 *
760 */
761 static BOOL WINHELP_HandleTextMouse(WINHELP_WINDOW* win, UINT msg, LPARAM lParam)
762 {
763 HLPFILE* hlpfile;
764 HLPFILE_LINK* link;
765 BOOL ret = FALSE;
766
767 switch (msg)
768 {
769 case WM_MOUSEMOVE:
770 if (WINHELP_FindLink(win, lParam))
771 SetCursor(win->hHandCur);
772 else
773 SetCursor(LoadCursor(0, IDC_ARROW));
774 break;
775
776 case WM_LBUTTONDOWN:
777 if ((win->current_link = WINHELP_FindLink(win, lParam)))
778 ret = TRUE;
779 break;
780
781 case WM_LBUTTONUP:
782 if ((link = WINHELP_FindLink(win, lParam)) && link == win->current_link)
783 {
784 HLPFILE_WINDOWINFO* wi;
785
786 switch (link->cookie)
787 {
788 case hlp_link_link:
789 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
790 {
791 if (link->window == -1)
792 wi = win->info;
793 else if (link->window < hlpfile->numWindows)
794 wi = &hlpfile->windows[link->window];
795 else
796 {
797 WINE_WARN("link to window %d/%d\n", link->window, hlpfile->numWindows);
798 break;
799 }
800 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, wi, SW_NORMAL);
801 }
802 break;
803 case hlp_link_popup:
804 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
805 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash,
806 WINHELP_GetPopupWindowInfo(hlpfile, win, lParam),
807 SW_NORMAL);
808 break;
809 case hlp_link_macro:
810 MACRO_ExecuteMacro(link->string);
811 break;
812 default:
813 WINE_FIXME("Unknown link cookie %d\n", link->cookie);
814 }
815 ret = TRUE;
816 }
817 win->current_link = NULL;
818 break;
819 }
820 return ret;
821 }
822
823 /***********************************************************************
824 *
825 * WINHELP_MainWndProc
826 */
827 static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
828 {
829 WINHELP_WINDOW *win;
830 WINHELP_BUTTON *button;
831 RECT rect;
832 INT curPos, min, max, dy, keyDelta;
833 HWND hTextWnd;
834 LRESULT ret;
835
836 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, &ret)) return ret;
837
838 switch (msg)
839 {
840 case WM_NCCREATE:
841 win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
842 SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win);
843 if (!win->page && Globals.isBook)
844 PostMessage(hWnd, WM_COMMAND, MNID_FILE_OPEN, 0);
845 win->hMainWnd = hWnd;
846 break;
847
848 case WM_WINDOWPOSCHANGED:
849 WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0));
850 break;
851
852 case WM_COMMAND:
853 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
854 switch (wParam)
855 {
856 /* Menu FILE */
857 case MNID_FILE_OPEN: MACRO_FileOpen(); break;
858 case MNID_FILE_PRINT: MACRO_Print(); break;
859 case MNID_FILE_SETUP: MACRO_PrinterSetup(); break;
860 case MNID_FILE_EXIT: MACRO_Exit(); break;
861
862 /* Menu EDIT */
863 case MNID_EDIT_COPYDLG: MACRO_CopyDialog(); break;
864 case MNID_EDIT_ANNOTATE:MACRO_Annotate(); break;
865
866 /* Menu Bookmark */
867 case MNID_BKMK_DEFINE: MACRO_BookmarkDefine(); break;
868
869 /* Menu Help */
870 case MNID_HELP_HELPON: MACRO_HelpOn(); break;
871 case MNID_HELP_HELPTOP: MACRO_HelpOnTop(); break;
872 case MNID_HELP_ABOUT: MACRO_About(); break;
873 case MNID_HELP_WINE: ShellAbout(hWnd, "WINE", "Help", 0); break;
874
875 /* Context help */
876 case MNID_CTXT_ANNOTATE:MACRO_Annotate(); break;
877 case MNID_CTXT_COPY: MACRO_CopyDialog(); break;
878 case MNID_CTXT_PRINT: MACRO_Print(); break;
879 case MNID_OPTS_HISTORY: MACRO_History(); break;
880 case MNID_OPTS_FONTS_SMALL:
881 case MNID_CTXT_FONTS_SMALL:
882 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
883 if (win->font_scale != 0)
884 {
885 win->font_scale = 0;
886 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
887 }
888 break;
889 case MNID_OPTS_FONTS_NORMAL:
890 case MNID_CTXT_FONTS_NORMAL:
891 win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
892 if (win->font_scale != 1)
893 {
894 win->font_scale = 1;
895 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
896 }
897 break;
898 case MNID_OPTS_FONTS_LARGE:
899 case MNID_CTXT_FONTS_LARGE:
900 win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
901 if (win->font_scale != 2)
902 {
903 win->font_scale = 2;
904 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
905 }
906 break;
907 case MNID_OPTS_HELP_DEFAULT:
908 case MNID_OPTS_HELP_VISIBLE:
909 case MNID_OPTS_HELP_NONVISIBLE:
910 case MNID_OPTS_SYSTEM_COLORS:
911 case MNID_CTXT_HELP_DEFAULT:
912 case MNID_CTXT_HELP_VISIBLE:
913 case MNID_CTXT_HELP_NONVISIBLE:
914 case MNID_CTXT_SYSTEM_COLORS:
915 /* FIXME: NIY */
916
917 default:
918 /* Buttons */
919 for (button = win->first_button; button; button = button->next)
920 if (wParam == button->wParam) break;
921 if (button)
922 MACRO_ExecuteMacro(button->lpszMacro);
923 else if (!HIWORD(wParam))
924 MessageBox(0, MAKEINTRESOURCE(STID_NOT_IMPLEMENTED),
925 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
926 break;
927 }
928 break;
929 /* EPP case WM_DESTROY: */
930 /* EPP if (Globals.hPopupWnd) DestroyWindow(Globals.hPopupWnd); */
931 /* EPP break; */
932 case WM_COPYDATA:
933 return WINHELP_HandleCommand((HWND)wParam, lParam);
934
935 case WM_KEYDOWN:
936 keyDelta = 0;
937
938 switch (wParam)
939 {
940 case VK_UP:
941 case VK_DOWN:
942 keyDelta = GetSystemMetrics(SM_CXVSCROLL);
943 if (wParam == VK_UP)
944 keyDelta = -keyDelta;
945
946 case VK_PRIOR:
947 case VK_NEXT:
948 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
949 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
950 curPos = GetScrollPos(hTextWnd, SB_VERT);
951 GetScrollRange(hTextWnd, SB_VERT, &min, &max);
952
953 if (keyDelta == 0)
954 {
955 GetClientRect(hTextWnd, &rect);
956 keyDelta = (rect.bottom - rect.top) / 2;
957 if (wParam == VK_PRIOR)
958 keyDelta = -keyDelta;
959 }
960
961 curPos += keyDelta;
962 if (curPos > max)
963 curPos = max;
964 else if (curPos < min)
965 curPos = min;
966
967 dy = GetScrollPos(hTextWnd, SB_VERT) - curPos;
968 SetScrollPos(hTextWnd, SB_VERT, curPos, TRUE);
969 ScrollWindow(hTextWnd, 0, dy, NULL, NULL);
970 UpdateWindow(hTextWnd);
971 return 0;
972
973 case VK_ESCAPE:
974 MACRO_Exit();
975 return 0;
976 }
977 break;
978
979 case WM_NOTIFY:
980 if (wParam == CTL_ID_TEXT)
981 {
982 RECT rc;
983
984 switch (((NMHDR*)lParam)->code)
985 {
986 case EN_MSGFILTER:
987 {
988 const MSGFILTER* msgf = (const MSGFILTER*)lParam;
989 switch (msgf->msg)
990 {
991 case WM_KEYUP:
992 if (msgf->wParam == VK_ESCAPE) DestroyWindow(hWnd);
993 break;
994 case WM_RBUTTONDOWN:
995 {
996 HMENU hMenu;
997 POINT pt;
998
999 win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
1000 hMenu = LoadMenu(Globals.hInstance, (LPSTR)CONTEXT_MENU);
1001 switch (win->font_scale)
1002 {
1003 case 0:
1004 CheckMenuItem(hMenu, MNID_CTXT_FONTS_SMALL,
1005 MF_BYCOMMAND|MF_CHECKED);
1006 break;
1007 default:
1008 WINE_FIXME("Unsupported %d\n", win->font_scale);
1009 case 1:
1010 CheckMenuItem(hMenu, MNID_CTXT_FONTS_NORMAL,
1011 MF_BYCOMMAND|MF_CHECKED);
1012 break;
1013 case 2:
1014 CheckMenuItem(hMenu, MNID_CTXT_FONTS_LARGE,
1015 MF_BYCOMMAND|MF_CHECKED);
1016 break;
1017 }
1018 pt.x = (int)(short)LOWORD(msgf->lParam);
1019 pt.y = (int)(short)HIWORD(msgf->lParam);
1020 ClientToScreen(msgf->nmhdr.hwndFrom, &pt);
1021 TrackPopupMenu(GetSubMenu(hMenu, 0), TPM_LEFTALIGN|TPM_TOPALIGN,
1022 pt.x, pt.y, 0, hWnd, NULL);
1023 DestroyMenu(hMenu);
1024 }
1025 break;
1026 default:
1027 return WINHELP_HandleTextMouse((WINHELP_WINDOW*)GetWindowLongPtr(hWnd, 0),
1028 msgf->msg, msgf->lParam);
1029 }
1030 }
1031 break;
1032
1033 case EN_REQUESTRESIZE:
1034 rc = ((REQRESIZE*)lParam)->rc;
1035 win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
1036 AdjustWindowRect(&rc, GetWindowLong(win->hMainWnd, GWL_STYLE),
1037 FALSE);
1038 SetWindowPos(win->hMainWnd, HWND_TOP, 0, 0,
1039 rc.right - rc.left, rc.bottom - rc.top,
1040 SWP_NOMOVE | SWP_NOZORDER);
1041 WINHELP_LayoutMainWindow(win);
1042 break;
1043 }
1044 }
1045 break;
1046
1047 case WM_INITMENUPOPUP:
1048 win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
1049 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_SMALL,
1050 MF_BYCOMMAND | (win->font_scale == 0) ? MF_CHECKED : 0);
1051 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_NORMAL,
1052 MF_BYCOMMAND | (win->font_scale == 1) ? MF_CHECKED : 0);
1053 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_LARGE,
1054 MF_BYCOMMAND | (win->font_scale == 2) ? MF_CHECKED : 0);
1055 break;
1056
1057 case WM_NCDESTROY:
1058 {
1059 BOOL bExit;
1060 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1061 bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->lpszName, "main"));
1062 WINHELP_DeleteWindow(win);
1063
1064 if (bExit) MACRO_Exit();
1065 if (!Globals.win_list)
1066 PostQuitMessage(0);
1067 }
1068 break;
1069 }
1070 return DefWindowProc(hWnd, msg, wParam, lParam);
1071 }
1072
1073 static DWORD CALLBACK WINHELP_RtfStreamIn(DWORD_PTR cookie, BYTE* buff,
1074 LONG cb, LONG* pcb)
1075 {
1076 struct RtfData* rd = (struct RtfData*)cookie;
1077
1078 if (rd->where >= rd->ptr) return 1;
1079 if (rd->where + cb > rd->ptr)
1080 cb = rd->ptr - rd->where;
1081 memcpy(buff, rd->where, cb);
1082 rd->where += cb;
1083 *pcb = cb;
1084 return 0;
1085 }
1086
1087 static void WINHELP_SetupText(HWND hTextWnd, WINHELP_WINDOW* win, ULONG relative)
1088 {
1089 SendMessage(hTextWnd, WM_SETREDRAW, FALSE, 0);
1090 SendMessage(hTextWnd, EM_SETBKGNDCOLOR, 0, (LPARAM)win->info->sr_color);
1091 /* set word-wrap to window size (undocumented) */
1092 SendMessage(hTextWnd, EM_SETTARGETDEVICE, 0, 0);
1093 if (win->page)
1094 {
1095 struct RtfData rd;
1096 EDITSTREAM es;
1097 unsigned cp = 0;
1098 POINTL ptl;
1099 POINT pt;
1100
1101
1102 if (HLPFILE_BrowsePage(win->page, &rd, win->font_scale, relative))
1103 {
1104 rd.where = rd.data;
1105 es.dwCookie = (DWORD_PTR)&rd;
1106 es.dwError = 0;
1107 es.pfnCallback = WINHELP_RtfStreamIn;
1108
1109 SendMessageW(hTextWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
1110 cp = rd.char_pos_rel;
1111 }
1112 /* FIXME: else leaking potentially the rd.first_link chain */
1113 HeapFree(GetProcessHeap(), 0, rd.data);
1114 SendMessage(hTextWnd, EM_POSFROMCHAR, (WPARAM)&ptl, cp ? cp - 1 : 0);
1115 pt.x = 0; pt.y = ptl.y;
1116 SendMessage(hTextWnd, EM_SETSCROLLPOS, 0, (LPARAM)&pt);
1117 }
1118 else
1119 {
1120 SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)"");
1121 }
1122 SendMessage(hTextWnd, WM_SETREDRAW, TRUE, 0);
1123 InvalidateRect(hTextWnd, NULL, TRUE);
1124 }
1125
1126 /***********************************************************************
1127 *
1128 * WINHELP_ButtonBoxWndProc
1129 */
1130 static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1131 {
1132 WINDOWPOS *winpos;
1133 WINHELP_WINDOW *win;
1134 WINHELP_BUTTON *button;
1135 SIZE button_size;
1136 INT x, y;
1137
1138 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0L;
1139
1140 switch (msg)
1141 {
1142 case WM_WINDOWPOSCHANGING:
1143 winpos = (WINDOWPOS*) lParam;
1144 win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
1145
1146 /* Update buttons */
1147 button_size.cx = 0;
1148 button_size.cy = 0;
1149 for (button = win->first_button; button; button = button->next)
1150 {
1151 HDC hDc;
1152 SIZE textsize;
1153 if (!button->hWnd)
1154 {
1155 button->hWnd = CreateWindow(STRING_BUTTON, button->lpszName,
1156 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
1157 0, 0, 0, 0,
1158 hWnd, (HMENU) button->wParam,
1159 Globals.hInstance, 0);
1160 if (button->hWnd) {
1161 if (Globals.button_proc == NULL)
1162 Globals.button_proc = (WNDPROC) GetWindowLongPtr(button->hWnd, GWLP_WNDPROC);
1163 SetWindowLongPtr(button->hWnd, GWLP_WNDPROC, (LONG_PTR) WINHELP_ButtonWndProc);
1164 }
1165 }
1166 hDc = GetDC(button->hWnd);
1167 GetTextExtentPoint(hDc, button->lpszName,
1168 lstrlen(button->lpszName), &textsize);
1169 ReleaseDC(button->hWnd, hDc);
1170
1171 button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX);
1172 button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY);
1173 }
1174
1175 x = 0;
1176 y = 0;
1177 for (button = win->first_button; button; button = button->next)
1178 {
1179 SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0);
1180
1181 if (x + 2 * button_size.cx <= winpos->cx)
1182 x += button_size.cx;
1183 else
1184 x = 0, y += button_size.cy;
1185 }
1186 winpos->cy = y + (x ? button_size.cy : 0);
1187 break;
1188
1189 case WM_COMMAND:
1190 SendMessage(GetParent(hWnd), msg, wParam, lParam);
1191 break;
1192
1193 case WM_KEYDOWN:
1194 switch (wParam)
1195 {
1196 case VK_UP:
1197 case VK_DOWN:
1198 case VK_PRIOR:
1199 case VK_NEXT:
1200 case VK_ESCAPE:
1201 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
1202 }
1203 break;
1204 }
1205
1206 return DefWindowProc(hWnd, msg, wParam, lParam);
1207 }
1208
1209 /***********************************************************************
1210 *
1211 * WINHELP_ButtonWndProc
1212 */
1213 static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1214 {
1215 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
1216
1217 if (msg == WM_KEYDOWN)
1218 {
1219 switch (wParam)
1220 {
1221 case VK_UP:
1222 case VK_DOWN:
1223 case VK_PRIOR:
1224 case VK_NEXT:
1225 case VK_ESCAPE:
1226 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
1227 }
1228 }
1229
1230 return CallWindowProc(Globals.button_proc, hWnd, msg, wParam, lParam);
1231 }
1232
1233 /******************************************************************
1234 * WINHELP_HistoryWndProc
1235 *
1236 *
1237 */
1238 static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1239 {
1240 WINHELP_WINDOW* win;
1241 PAINTSTRUCT ps;
1242 HDC hDc;
1243 TEXTMETRIC tm;
1244 unsigned int i;
1245 RECT r;
1246
1247 switch (msg)
1248 {
1249 case WM_NCCREATE:
1250 win = (WINHELP_WINDOW*)((LPCREATESTRUCT)lParam)->lpCreateParams;
1251 SetWindowLongPtr(hWnd, 0, (ULONG_PTR)win);
1252 win->hHistoryWnd = hWnd;
1253 break;
1254 case WM_CREATE:
1255 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1256 hDc = GetDC(hWnd);
1257 GetTextMetrics(hDc, &tm);
1258 GetWindowRect(hWnd, &r);
1259
1260 r.right = r.left + 30 * tm.tmAveCharWidth;
1261 r.bottom = r.top + (sizeof(Globals.history.set) / sizeof(Globals.history.set[0])) * tm.tmHeight;
1262 AdjustWindowRect(&r, GetWindowLong(hWnd, GWL_STYLE), FALSE);
1263 if (r.left < 0) {r.right -= r.left; r.left = 0;}
1264 if (r.top < 0) {r.bottom -= r.top; r.top = 0;}
1265
1266 MoveWindow(hWnd, r.left, r.top, r.right, r.bottom, TRUE);
1267 ReleaseDC(hWnd, hDc);
1268 break;
1269 case WM_LBUTTONDOWN:
1270 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1271 hDc = GetDC(hWnd);
1272 GetTextMetrics(hDc, &tm);
1273 i = HIWORD(lParam) / tm.tmHeight;
1274 if (i < Globals.history.index)
1275 WINHELP_CreateHelpWindow(&Globals.history.set[i], SW_SHOW, TRUE);
1276 ReleaseDC(hWnd, hDc);
1277 break;
1278 case WM_PAINT:
1279 hDc = BeginPaint(hWnd, &ps);
1280 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1281 GetTextMetrics(hDc, &tm);
1282
1283 for (i = 0; i < Globals.history.index; i++)
1284 {
1285 if (Globals.history.set[i].page->file == Globals.active_win->page->file)
1286 {
1287 TextOut(hDc, 0, i * tm.tmHeight,
1288 Globals.history.set[i].page->lpszTitle,
1289 strlen(Globals.history.set[i].page->lpszTitle));
1290 }
1291 else
1292 {
1293 char buffer[1024];
1294 const char* ptr1;
1295 const char* ptr2;
1296 unsigned len;
1297
1298 ptr1 = strrchr(Globals.history.set[i].page->file->lpszPath, '\\');
1299 if (!ptr1) ptr1 = Globals.history.set[i].page->file->lpszPath;
1300 else ptr1++;
1301 ptr2 = strrchr(ptr1, '.');
1302 len = ptr2 ? ptr2 - ptr1 : strlen(ptr1);
1303 if (len > sizeof(buffer)) len = sizeof(buffer);
1304 memcpy(buffer, ptr1, len);
1305 if (len < sizeof(buffer)) buffer[len++] = ':';
1306 strncpy(&buffer[len], Globals.history.set[i].page->lpszTitle, sizeof(buffer) - len);
1307 buffer[sizeof(buffer) - 1] = '\0';
1308 TextOut(hDc, 0, i * tm.tmHeight, buffer, strlen(buffer));
1309 }
1310 }
1311 EndPaint(hWnd, &ps);
1312 break;
1313 case WM_DESTROY:
1314 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1315 if (hWnd == win->hHistoryWnd)
1316 win->hHistoryWnd = 0;
1317 break;
1318 }
1319 return DefWindowProc(hWnd, msg, wParam, lParam);
1320 }
1321
1322 /***********************************************************************
1323 *
1324 * WINHELP_ShadowWndProc
1325 */
1326 static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1327 {
1328 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
1329 return WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL) ? 0L : DefWindowProc(hWnd, msg, wParam, lParam);
1330 }
1331
1332 /***********************************************************************
1333 *
1334 * WINHELP_CheckPopup
1335 */
1336 static BOOL WINHELP_CheckPopup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* lret)
1337 {
1338 HWND hPopup;
1339
1340 if (!Globals.active_popup) return FALSE;
1341
1342 switch (msg)
1343 {
1344 case WM_NOTIFY:
1345 {
1346 MSGFILTER* msgf = (MSGFILTER*)lParam;
1347 if (msgf->nmhdr.code == EN_MSGFILTER)
1348 {
1349 if (!WINHELP_CheckPopup(hWnd, msgf->msg, msgf->wParam, msgf->lParam, NULL))
1350 return FALSE;
1351 if (lret) *lret = 1;
1352 return TRUE;
1353 }
1354 }
1355 break;
1356 case WM_ACTIVATE:
1357 if (wParam != WA_INACTIVE || (HWND)lParam == Globals.active_win->hMainWnd ||
1358 (HWND)lParam == Globals.active_popup->hMainWnd ||
1359 GetWindow((HWND)lParam, GW_OWNER) == Globals.active_win->hMainWnd)
1360 break;
1361 case WM_LBUTTONUP:
1362 case WM_LBUTTONDOWN:
1363 if (WINHELP_HandleTextMouse(Globals.active_popup, msg, lParam) && msg == WM_LBUTTONDOWN)
1364 return FALSE;
1365 /* fall through */
1366 case WM_MBUTTONDOWN:
1367 case WM_RBUTTONDOWN:
1368 case WM_NCLBUTTONDOWN:
1369 case WM_NCMBUTTONDOWN:
1370 case WM_NCRBUTTONDOWN:
1371 hPopup = Globals.active_popup->hMainWnd;
1372 Globals.active_popup = NULL;
1373 DestroyWindow(hPopup);
1374 return TRUE;
1375 }
1376 return FALSE;
1377 }
1378
1379 /******************************************************************
1380 * WINHELP_DeleteButtons
1381 *
1382 */
1383 static void WINHELP_DeleteButtons(WINHELP_WINDOW* win)
1384 {
1385 WINHELP_BUTTON* b;
1386 WINHELP_BUTTON* bp;
1387
1388 for (b = win->first_button; b; b = bp)
1389 {
1390 DestroyWindow(b->hWnd);
1391 bp = b->next;
1392 HeapFree(GetProcessHeap(), 0, b);
1393 }
1394 win->first_button = NULL;
1395 }
1396
1397 /******************************************************************
1398 * WINHELP_DeleteBackSet
1399 *
1400 */
1401 void WINHELP_DeleteBackSet(WINHELP_WINDOW* win)
1402 {
1403 unsigned int i;
1404
1405 for (i = 0; i < win->back.index; i++)
1406 {
1407 HLPFILE_FreeHlpFile(win->back.set[i].page->file);
1408 win->back.set[i].page = NULL;
1409 }
1410 win->back.index = 0;
1411 }
1412
1413 /******************************************************************
1414 * WINHELP_DeletePageLinks
1415 *
1416 */
1417 static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page)
1418 {
1419 HLPFILE_LINK* curr;
1420 HLPFILE_LINK* next;
1421
1422 for (curr = page->first_link; curr; curr = next)
1423 {
1424 next = curr->next;
1425 HeapFree(GetProcessHeap(), 0, curr);
1426 }
1427 }
1428
1429 /***********************************************************************
1430 *
1431 * WINHELP_DeleteWindow
1432 */
1433 static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
1434 {
1435 WINHELP_WINDOW** w;
1436
1437 for (w = &Globals.win_list; *w; w = &(*w)->next)
1438 {
1439 if (*w == win)
1440 {
1441 *w = win->next;
1442 break;
1443 }
1444 }
1445
1446 if (Globals.active_win == win)
1447 {
1448 Globals.active_win = Globals.win_list;
1449 if (Globals.win_list)
1450 SetActiveWindow(Globals.win_list->hMainWnd);
1451 }
1452
1453 if (win == Globals.active_popup)
1454 Globals.active_popup = NULL;
1455
1456 WINHELP_DeleteButtons(win);
1457
1458 if (win->page) WINHELP_DeletePageLinks(win->page);
1459 if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
1460 if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd);
1461
1462 DeleteObject(win->hBrush);
1463
1464 WINHELP_DeleteBackSet(win);
1465
1466 if (win->page) HLPFILE_FreeHlpFile(win->page->file);
1467 HeapFree(GetProcessHeap(), 0, win);
1468 }
1469
1470 /***********************************************************************
1471 *
1472 * WINHELP_InitFonts
1473 */
1474 static void WINHELP_InitFonts(HWND hWnd)
1475 {
1476 WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1477 LOGFONT logfontlist[] = {
1478 {-10, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
1479 {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
1480 {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
1481 {-12, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
1482 {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
1483 {-10, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
1484 { -8, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}};
1485 #define FONTS_LEN (sizeof(logfontlist)/sizeof(*logfontlist))
1486
1487 static HFONT fonts[FONTS_LEN];
1488 static BOOL init = 0;
1489
1490 win->fonts_len = FONTS_LEN;
1491 win->fonts = fonts;
1492
1493 if (!init)
1494 {
1495 UINT i;
1496
1497 for (i = 0; i < FONTS_LEN; i++)
1498 {
1499 fonts[i] = CreateFontIndirect(&logfontlist[i]);
1500 }
1501
1502 init = 1;
1503 }
1504 }
1505
1506 /***********************************************************************
1507 *
1508 * WINHELP_MessageBoxIDS_s
1509 */
1510 INT WINHELP_MessageBoxIDS_s(UINT ids_text, LPCSTR str, UINT ids_title, WORD type)
1511 {
1512 CHAR text[MAX_STRING_LEN];
1513 CHAR newtext[MAX_STRING_LEN + MAX_PATH];
1514
1515 LoadString(Globals.hInstance, ids_text, text, sizeof(text));
1516 wsprintf(newtext, text, str);
1517
1518 return MessageBox(0, newtext, MAKEINTRESOURCE(ids_title), type);
1519 }
1520
1521 /**************************************************************************
1522 * cb_KWBTree
1523 *
1524 * HLPFILE_BPTreeCallback enumeration function for '|KWBTREE' internal file.
1525 *
1526 */
1527 static void cb_KWBTree(void *p, void **next, void *cookie)
1528 {
1529 HWND hListWnd = (HWND)cookie;
1530 int count;
1531
1532 WINE_TRACE("Adding '%s' to search list\n", (char *)p);
1533 SendMessage(hListWnd, LB_INSERTSTRING, -1, (LPARAM)p);
1534 count = SendMessage(hListWnd, LB_GETCOUNT, 0, 0);
1535 SendMessage(hListWnd, LB_SETITEMDATA, count-1, (LPARAM)p);
1536 *next = (char*)p + strlen((char*)p) + 7;
1537 }
1538
1539 /**************************************************************************
1540 * WINHELP_IndexDlgProc
1541 *
1542 * Index dialog callback function.
1543 *
1544 * nResult passed to EndDialog:
1545 * 1: CANCEL button
1546 * >1: valid offset value +2.
1547 * EndDialog itself can return 0 (error).
1548 */
1549 INT_PTR CALLBACK WINHELP_SearchDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1550 {
1551 static HLPFILE *file;
1552 int sel;
1553 ULONG offset = 1;
1554
1555 switch (msg)
1556 {
1557 case WM_INITDIALOG:
1558 file = (HLPFILE *)lParam;
1559 HLPFILE_BPTreeEnum(file->kwbtree, cb_KWBTree,
1560 GetDlgItem(hWnd, IDC_INDEXLIST));
1561 return TRUE;
1562 case WM_COMMAND:
1563 switch (LOWORD(wParam))
1564 {
1565 case IDOK:
1566 sel = SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETCURSEL, 0, 0);
1567 if (sel != LB_ERR)
1568 {
1569 BYTE *p;
1570 int count;
1571
1572 p = (BYTE*)SendDlgItemMessage(hWnd, IDC_INDEXLIST,
1573 LB_GETITEMDATA, sel, 0);
1574 count = *(short*)((char *)p + strlen((char *)p) + 1);
1575 if (count > 1)
1576 {
1577 MessageBox(hWnd, "count > 1 not supported yet", "Error", MB_OK | MB_ICONSTOP);
1578 return TRUE;
1579 }
1580 offset = *(ULONG*)((char *)p + strlen((char *)p) + 3);
1581 offset = *(long*)(file->kwdata + offset + 9);
1582 if (offset == 0xFFFFFFFF)
1583 {
1584 MessageBox(hWnd, "macro keywords not supported yet", "Error", MB_OK | MB_ICONSTOP);
1585 return TRUE;
1586 }
1587 offset += 2;
1588 }
1589 /* Fall through */
1590 case IDCANCEL:
1591 EndDialog(hWnd, offset);
1592 return TRUE;
1593 default:
1594 break;
1595 }
1596 default:
1597 break;
1598 }
1599 return FALSE;
1600 }
1601
1602 /**************************************************************************
1603 * WINHELP_CreateIndexWindow
1604 *
1605 * Displays a dialog with keywords of current help file.
1606 *
1607 */
1608 BOOL WINHELP_CreateIndexWindow(void)
1609 {
1610 int ret;
1611 HLPFILE *hlpfile;
1612
1613 if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
1614 hlpfile = Globals.active_win->page->file;
1615 else
1616 return FALSE;
1617
1618 if (hlpfile->kwbtree == NULL)
1619 {
1620 WINE_TRACE("No index provided\n");
1621 return FALSE;
1622 }
1623
1624 ret = DialogBoxParam(Globals.hInstance, MAKEINTRESOURCE(IDD_INDEX),
1625 Globals.active_win->hMainWnd, WINHELP_SearchDlgProc,
1626 (LPARAM)hlpfile);
1627 if (ret > 1)
1628 {
1629 ret -= 2;
1630 WINE_TRACE("got %d as an offset\n", ret);
1631 WINHELP_OpenHelpWindow(HLPFILE_PageByOffset, hlpfile, ret,
1632 Globals.active_win->info, SW_NORMAL);
1633 }
1634 return TRUE;
1635 }
useful hacks and other patches not (yet) suitable for mainline