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push 460a69df99a5ad9f5823a97170ef7a215171c033
[wine/hacks.git] / programs / winhlp32 / winhelp.c
blob15e17f66e71438206c0400cb647c1d1c1aa3f89d
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 * 2008 Kirill K. Smirnov <lich@math.spbu.ru>
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 */
24
25 #include <assert.h>
26 #include <stdio.h>
27 #include <string.h>
28 #include <stdarg.h>
29 #include <stdlib.h>
30
31 #define NONAMELESSUNION
32 #define NONAMELESSSTRUCT
33
34 #include "windef.h"
35 #include "winbase.h"
36 #include "wingdi.h"
37 #include "winuser.h"
38 #include "commdlg.h"
39 #include "winhelp.h"
40 #include "winhelp_res.h"
41 #include "shellapi.h"
42 #include "richedit.h"
43 #include "commctrl.h"
44
45 #include "wine/debug.h"
46
47 WINE_DEFAULT_DEBUG_CHANNEL(winhelp);
48
49 WINHELP_GLOBALS Globals = {3, NULL, TRUE, NULL, NULL, NULL, NULL, NULL, {{{NULL,NULL}},0}, NULL};
50
51 #define CTL_ID_BUTTON 0x700
52 #define CTL_ID_TEXT 0x701
53
54
55 /***********************************************************************
56 *
57 * WINHELP_InitFonts
58 */
59 static void WINHELP_InitFonts(HWND hWnd)
60 {
61 WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
62 LOGFONT logfontlist[] = {
63 {-10, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
64 {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
65 {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
66 {-12, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
67 {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
68 {-10, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"},
69 { -8, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}};
70 #define FONTS_LEN (sizeof(logfontlist)/sizeof(*logfontlist))
71
72 static HFONT fonts[FONTS_LEN];
73 static BOOL init = 0;
74
75 win->fonts_len = FONTS_LEN;
76 win->fonts = fonts;
77
78 if (!init)
79 {
80 UINT i;
81
82 for (i = 0; i < FONTS_LEN; i++)
83 {
84 fonts[i] = CreateFontIndirect(&logfontlist[i]);
85 }
86
87 init = 1;
88 }
89 }
90
91 static DWORD CALLBACK WINHELP_RtfStreamIn(DWORD_PTR cookie, BYTE* buff,
92 LONG cb, LONG* pcb)
93 {
94 struct RtfData* rd = (struct RtfData*)cookie;
95
96 if (rd->where >= rd->ptr) return 1;
97 if (rd->where + cb > rd->ptr)
98 cb = rd->ptr - rd->where;
99 memcpy(buff, rd->where, cb);
100 rd->where += cb;
101 *pcb = cb;
102 return 0;
103 }
104
105 static void WINHELP_SetupText(HWND hTextWnd, WINHELP_WINDOW* win, ULONG relative)
106 {
107 /* At first clear area - needed by EM_POSFROMCHAR/EM_SETSCROLLPOS */
108 SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)"");
109 SendMessage(hTextWnd, WM_SETREDRAW, FALSE, 0);
110 SendMessage(hTextWnd, EM_SETBKGNDCOLOR, 0, (LPARAM)win->info->sr_color);
111 /* set word-wrap to window size (undocumented) */
112 SendMessage(hTextWnd, EM_SETTARGETDEVICE, 0, 0);
113 if (win->page)
114 {
115 struct RtfData rd;
116 EDITSTREAM es;
117 unsigned cp = 0;
118 POINTL ptl;
119 POINT pt;
120
121
122 if (HLPFILE_BrowsePage(win->page, &rd, win->font_scale, relative))
123 {
124 rd.where = rd.data;
125 es.dwCookie = (DWORD_PTR)&rd;
126 es.dwError = 0;
127 es.pfnCallback = WINHELP_RtfStreamIn;
128
129 SendMessageW(hTextWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es);
130 cp = rd.char_pos_rel;
131 }
132 /* FIXME: else leaking potentially the rd.first_link chain */
133 HeapFree(GetProcessHeap(), 0, rd.data);
134 SendMessage(hTextWnd, EM_POSFROMCHAR, (WPARAM)&ptl, cp ? cp - 1 : 0);
135 pt.x = 0; pt.y = ptl.y;
136 SendMessage(hTextWnd, EM_SETSCROLLPOS, 0, (LPARAM)&pt);
137 }
138 SendMessage(hTextWnd, WM_SETREDRAW, TRUE, 0);
139 InvalidateRect(hTextWnd, NULL, TRUE);
140 }
141
142 /***********************************************************************
143 *
144 * WINHELP_GetOpenFileName
145 */
146 BOOL WINHELP_GetOpenFileName(LPSTR lpszFile, int len)
147 {
148 OPENFILENAME openfilename;
149 CHAR szDir[MAX_PATH];
150 CHAR szzFilter[2 * MAX_STRING_LEN + 100];
151 LPSTR p = szzFilter;
152
153 WINE_TRACE("()\n");
154
155 LoadString(Globals.hInstance, STID_HELP_FILES_HLP, p, MAX_STRING_LEN);
156 p += strlen(p) + 1;
157 lstrcpy(p, "*.hlp");
158 p += strlen(p) + 1;
159 LoadString(Globals.hInstance, STID_ALL_FILES, p, MAX_STRING_LEN);
160 p += strlen(p) + 1;
161 lstrcpy(p, "*.*");
162 p += strlen(p) + 1;
163 *p = '\0';
164
165 GetCurrentDirectory(sizeof(szDir), szDir);
166
167 lpszFile[0]='\0';
168
169 openfilename.lStructSize = sizeof(OPENFILENAME);
170 openfilename.hwndOwner = NULL;
171 openfilename.hInstance = Globals.hInstance;
172 openfilename.lpstrFilter = szzFilter;
173 openfilename.lpstrCustomFilter = 0;
174 openfilename.nMaxCustFilter = 0;
175 openfilename.nFilterIndex = 1;
176 openfilename.lpstrFile = lpszFile;
177 openfilename.nMaxFile = len;
178 openfilename.lpstrFileTitle = 0;
179 openfilename.nMaxFileTitle = 0;
180 openfilename.lpstrInitialDir = szDir;
181 openfilename.lpstrTitle = 0;
182 openfilename.Flags = 0;
183 openfilename.nFileOffset = 0;
184 openfilename.nFileExtension = 0;
185 openfilename.lpstrDefExt = 0;
186 openfilename.lCustData = 0;
187 openfilename.lpfnHook = 0;
188 openfilename.lpTemplateName = 0;
189
190 return GetOpenFileName(&openfilename);
191 }
192
193 /***********************************************************************
194 *
195 * WINHELP_MessageBoxIDS_s
196 */
197 static INT WINHELP_MessageBoxIDS_s(UINT ids_text, LPCSTR str, UINT ids_title, WORD type)
198 {
199 CHAR text[MAX_STRING_LEN];
200 CHAR newtext[MAX_STRING_LEN + MAX_PATH];
201
202 LoadString(Globals.hInstance, ids_text, text, sizeof(text));
203 wsprintf(newtext, text, str);
204
205 return MessageBox(0, newtext, MAKEINTRESOURCE(ids_title), type);
206 }
207
208 /***********************************************************************
209 *
210 * WINHELP_LookupHelpFile
211 */
212 HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile)
213 {
214 HLPFILE* hlpfile;
215 char szFullName[MAX_PATH];
216 char szAddPath[MAX_PATH];
217 char *p;
218
219 /*
220 * NOTE: This is needed by popup windows only.
221 * In other cases it's not needed but does not hurt though.
222 */
223 if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
224 {
225 strcpy(szAddPath, Globals.active_win->page->file->lpszPath);
226 p = strrchr(szAddPath, '\\');
227 if (p) *p = 0;
228 }
229
230 /*
231 * FIXME: Should we swap conditions?
232 */
233 if (!SearchPath(NULL, lpszFile, ".hlp", MAX_PATH, szFullName, NULL) &&
234 !SearchPath(szAddPath, lpszFile, ".hlp", MAX_PATH, szFullName, NULL))
235 {
236 if (WINHELP_MessageBoxIDS_s(STID_FILE_NOT_FOUND_s, lpszFile, STID_WHERROR,
237 MB_YESNO|MB_ICONQUESTION) != IDYES)
238 return NULL;
239 if (!WINHELP_GetOpenFileName(szFullName, MAX_PATH))
240 return NULL;
241 }
242 hlpfile = HLPFILE_ReadHlpFile(szFullName);
243 if (!hlpfile)
244 WINHELP_MessageBoxIDS_s(STID_HLPFILE_ERROR_s, lpszFile,
245 STID_WHERROR, MB_OK|MB_ICONSTOP);
246 return hlpfile;
247 }
248
249 /******************************************************************
250 * WINHELP_GetWindowInfo
251 *
252 *
253 */
254 HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name)
255 {
256 static HLPFILE_WINDOWINFO mwi;
257 unsigned int i;
258
259 if (!name || !name[0])
260 name = Globals.active_win->lpszName;
261
262 if (hlpfile)
263 for (i = 0; i < hlpfile->numWindows; i++)
264 if (!strcmp(hlpfile->windows[i].name, name))
265 return &hlpfile->windows[i];
266
267 if (strcmp(name, "main") != 0)
268 {
269 WINE_FIXME("Couldn't find window info for %s\n", name);
270 assert(0);
271 return NULL;
272 }
273 if (!mwi.name[0])
274 {
275 strcpy(mwi.type, "primary");
276 strcpy(mwi.name, "main");
277 if (!LoadString(Globals.hInstance, STID_WINE_HELP,
278 mwi.caption, sizeof(mwi.caption)))
279 strcpy(mwi.caption, hlpfile->lpszTitle);
280 mwi.origin.x = mwi.origin.y = mwi.size.cx = mwi.size.cy = CW_USEDEFAULT;
281 mwi.style = SW_SHOW;
282 mwi.win_style = WS_OVERLAPPEDWINDOW;
283 mwi.sr_color = mwi.sr_color = 0xFFFFFF;
284 }
285 return &mwi;
286 }
287
288 /******************************************************************
289 * HLPFILE_GetPopupWindowInfo
290 *
291 *
292 */
293 static HLPFILE_WINDOWINFO* WINHELP_GetPopupWindowInfo(HLPFILE* hlpfile,
294 WINHELP_WINDOW* parent, LPARAM mouse)
295 {
296 static HLPFILE_WINDOWINFO wi;
297
298 RECT parent_rect;
299
300 wi.type[0] = wi.name[0] = wi.caption[0] = '\0';
301
302 /* Calculate horizontal size and position of a popup window */
303 GetWindowRect(parent->hMainWnd, &parent_rect);
304 wi.size.cx = (parent_rect.right - parent_rect.left) / 2;
305 wi.size.cy = 10; /* need a non null value, so that border are taken into account while computing */
306
307 wi.origin.x = (short)LOWORD(mouse);
308 wi.origin.y = (short)HIWORD(mouse);
309 ClientToScreen(parent->hMainWnd, &wi.origin);
310 wi.origin.x -= wi.size.cx / 2;
311 wi.origin.x = min(wi.origin.x, GetSystemMetrics(SM_CXSCREEN) - wi.size.cx);
312 wi.origin.x = max(wi.origin.x, 0);
313
314 wi.style = SW_SHOW;
315 wi.win_style = WS_POPUP | WS_BORDER;
316 if (parent->page->file->has_popup_color)
317 wi.sr_color = parent->page->file->popup_color;
318 else
319 wi.sr_color = parent->info->sr_color;
320 wi.nsr_color = 0xFFFFFF;
321
322 return &wi;
323 }
324
325 typedef struct
326 {
327 WORD size;
328 WORD command;
329 LONG data;
330 LONG reserved;
331 WORD ofsFilename;
332 WORD ofsData;
333 } WINHELP,*LPWINHELP;
334
335 static BOOL WINHELP_HasWorkingWindow(void)
336 {
337 if (!Globals.active_win) return FALSE;
338 if (Globals.active_win->next || Globals.win_list != Globals.active_win) return TRUE;
339 return Globals.active_win->page != NULL && Globals.active_win->page->file != NULL;
340 }
341
342 /******************************************************************
343 * WINHELP_HandleCommand
344 *
345 *
346 */
347 static LRESULT WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam)
348 {
349 COPYDATASTRUCT* cds = (COPYDATASTRUCT*)lParam;
350 WINHELP* wh;
351
352 if (cds->dwData != 0xA1DE505)
353 {
354 WINE_FIXME("Wrong magic number (%08lx)\n", cds->dwData);
355 return 0;
356 }
357
358 wh = (WINHELP*)cds->lpData;
359
360 if (wh)
361 {
362 char* ptr = (wh->ofsFilename) ? (LPSTR)wh + wh->ofsFilename : NULL;
363
364 WINE_TRACE("Got[%u]: cmd=%u data=%08x fn=%s\n",
365 wh->size, wh->command, wh->data, ptr);
366 switch (wh->command)
367 {
368 case HELP_CONTEXT:
369 if (ptr)
370 {
371 MACRO_JumpContext(ptr, "main", wh->data);
372 }
373 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
374 break;
375 case HELP_QUIT:
376 MACRO_Exit();
377 break;
378 case HELP_CONTENTS:
379 if (ptr)
380 {
381 MACRO_JumpContents(ptr, "main");
382 }
383 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
384 break;
385 case HELP_HELPONHELP:
386 MACRO_HelpOn();
387 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
388 break;
389 /* case HELP_SETINDEX: */
390 case HELP_SETCONTENTS:
391 if (ptr)
392 {
393 MACRO_SetContents(ptr, wh->data);
394 }
395 break;
396 case HELP_CONTEXTPOPUP:
397 if (ptr)
398 {
399 MACRO_PopupContext(ptr, wh->data);
400 }
401 break;
402 /* case HELP_FORCEFILE:*/
403 /* case HELP_CONTEXTMENU: */
404 case HELP_FINDER:
405 /* in fact, should be the topic dialog box */
406 WINE_FIXME("HELP_FINDER: stub\n");
407 if (ptr)
408 {
409 MACRO_JumpHash(ptr, "main", 0);
410 }
411 break;
412 /* case HELP_WM_HELP: */
413 /* case HELP_SETPOPUP_POS: */
414 /* case HELP_KEY: */
415 /* case HELP_COMMAND: */
416 /* case HELP_PARTIALKEY: */
417 /* case HELP_MULTIKEY: */
418 /* case HELP_SETWINPOS: */
419 default:
420 WINE_FIXME("Unhandled command (%x) for remote winhelp control\n", wh->command);
421 break;
422 }
423 }
424 /* Always return success for now */
425 return 1;
426 }
427
428 void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
429 {
430 RECT rect, button_box_rect;
431 INT text_top = 0;
432 HWND hButtonBoxWnd = GetDlgItem(win->hMainWnd, CTL_ID_BUTTON);
433 HWND hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
434
435 GetClientRect(win->hMainWnd, &rect);
436
437 /* Update button box and text Window */
438 SetWindowPos(hButtonBoxWnd, HWND_TOP,
439 rect.left, rect.top,
440 rect.right - rect.left,
441 rect.bottom - rect.top, 0);
442
443 if (GetWindowRect(hButtonBoxWnd, &button_box_rect))
444 text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
445
446 SetWindowPos(hTextWnd, HWND_TOP,
447 rect.left, text_top,
448 rect.right - rect.left,
449 rect.bottom - text_top, 0);
450
451 }
452
453 /******************************************************************
454 * WINHELP_DeleteButtons
455 *
456 */
457 static void WINHELP_DeleteButtons(WINHELP_WINDOW* win)
458 {
459 WINHELP_BUTTON* b;
460 WINHELP_BUTTON* bp;
461
462 for (b = win->first_button; b; b = bp)
463 {
464 DestroyWindow(b->hWnd);
465 bp = b->next;
466 HeapFree(GetProcessHeap(), 0, b);
467 }
468 win->first_button = NULL;
469 }
470
471 /******************************************************************
472 * WINHELP_DeleteBackSet
473 *
474 */
475 void WINHELP_DeleteBackSet(WINHELP_WINDOW* win)
476 {
477 unsigned int i;
478
479 for (i = 0; i < win->back.index; i++)
480 {
481 HLPFILE_FreeHlpFile(win->back.set[i].page->file);
482 win->back.set[i].page = NULL;
483 }
484 win->back.index = 0;
485 }
486
487 /******************************************************************
488 * WINHELP_DeletePageLinks
489 *
490 */
491 static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page)
492 {
493 HLPFILE_LINK* curr;
494 HLPFILE_LINK* next;
495
496 for (curr = page->first_link; curr; curr = next)
497 {
498 next = curr->next;
499 HeapFree(GetProcessHeap(), 0, curr);
500 }
501 }
502
503 /***********************************************************************
504 *
505 * WINHELP_DeleteWindow
506 */
507 static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
508 {
509 WINHELP_WINDOW** w;
510
511 for (w = &Globals.win_list; *w; w = &(*w)->next)
512 {
513 if (*w == win)
514 {
515 *w = win->next;
516 break;
517 }
518 }
519
520 if (Globals.active_win == win)
521 {
522 Globals.active_win = Globals.win_list;
523 if (Globals.win_list)
524 SetActiveWindow(Globals.win_list->hMainWnd);
525 }
526
527 if (win == Globals.active_popup)
528 Globals.active_popup = NULL;
529
530 WINHELP_DeleteButtons(win);
531
532 if (win->page) WINHELP_DeletePageLinks(win->page);
533 if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
534 if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd);
535
536 DeleteObject(win->hBrush);
537
538 WINHELP_DeleteBackSet(win);
539
540 if (win->page) HLPFILE_FreeHlpFile(win->page->file);
541 HeapFree(GetProcessHeap(), 0, win);
542 }
543
544 static char* WINHELP_GetCaption(WINHELP_WNDPAGE* wpage)
545 {
546 if (wpage->wininfo->caption[0]) return wpage->wininfo->caption;
547 return wpage->page->file->lpszTitle;
548 }
549
550 static void WINHELP_RememberPage(WINHELP_WINDOW* win, WINHELP_WNDPAGE* wpage)
551 {
552 unsigned num;
553
554 if (!Globals.history.index || Globals.history.set[0].page != wpage->page)
555 {
556 num = sizeof(Globals.history.set) / sizeof(Globals.history.set[0]);
557 /* we're full, remove latest entry */
558 if (Globals.history.index == num)
559 {
560 HLPFILE_FreeHlpFile(Globals.history.set[num - 1].page->file);
561 Globals.history.index--;
562 }
563 memmove(&Globals.history.set[1], &Globals.history.set[0],
564 Globals.history.index * sizeof(Globals.history.set[0]));
565 Globals.history.set[0] = *wpage;
566 Globals.history.index++;
567 wpage->page->file->wRefCount++;
568 }
569 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
570
571 num = sizeof(win->back.set) / sizeof(win->back.set[0]);
572 if (win->back.index == num)
573 {
574 /* we're full, remove latest entry */
575 HLPFILE_FreeHlpFile(win->back.set[0].page->file);
576 memmove(&win->back.set[0], &win->back.set[1],
577 (num - 1) * sizeof(win->back.set[0]));
578 win->back.index--;
579 }
580 win->back.set[win->back.index++] = *wpage;
581 wpage->page->file->wRefCount++;
582 }
583
584 /***********************************************************************
585 *
586 * WINHELP_CreateHelpWindow
587 */
588 BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remember)
589 {
590 WINHELP_WINDOW* win = NULL;
591 BOOL bPrimary, bPopup, bReUsed = FALSE;
592 LPSTR name;
593 HICON hIcon;
594 HWND hTextWnd = NULL;
595
596 bPrimary = !lstrcmpi(wpage->wininfo->name, "main");
597 bPopup = !bPrimary && (wpage->wininfo->win_style & WS_POPUP);
598
599 if (!bPopup)
600 {
601 for (win = Globals.win_list; win; win = win->next)
602 {
603 if (!lstrcmpi(win->lpszName, wpage->wininfo->name))
604 {
605 POINT pt = {0, 0};
606 SIZE sz = {0, 0};
607 DWORD flags = SWP_NOSIZE | SWP_NOMOVE;
608
609 WINHELP_DeleteButtons(win);
610 bReUsed = TRUE;
611 SetWindowText(win->hMainWnd, WINHELP_GetCaption(wpage));
612 if (wpage->wininfo->origin.x != CW_USEDEFAULT &&
613 wpage->wininfo->origin.y != CW_USEDEFAULT)
614 {
615 pt = wpage->wininfo->origin;
616 flags &= ~SWP_NOSIZE;
617 }
618 if (wpage->wininfo->size.cx != CW_USEDEFAULT &&
619 wpage->wininfo->size.cy != CW_USEDEFAULT)
620 {
621 sz = wpage->wininfo->size;
622 flags &= ~SWP_NOMOVE;
623 }
624 SetWindowPos(win->hMainWnd, HWND_TOP, pt.x, pt.y, sz.cx, sz.cy, flags);
625
626 if (wpage->page && win->page && wpage->page->file != win->page->file)
627 WINHELP_DeleteBackSet(win);
628 WINHELP_InitFonts(win->hMainWnd);
629
630 win->page = wpage->page;
631 win->info = wpage->wininfo;
632 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
633 WINHELP_SetupText(hTextWnd, win, wpage->relative);
634
635 InvalidateRect(win->hMainWnd, NULL, TRUE);
636 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
637
638 break;
639 }
640 }
641 }
642
643 if (!win)
644 {
645 /* Initialize WINHELP_WINDOW struct */
646 win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
647 sizeof(WINHELP_WINDOW) + strlen(wpage->wininfo->name) + 1);
648 if (!win) return FALSE;
649 win->next = Globals.win_list;
650 Globals.win_list = win;
651
652 name = (char*)win + sizeof(WINHELP_WINDOW);
653 lstrcpy(name, wpage->wininfo->name);
654 win->lpszName = name;
655 win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND);
656 win->back.index = 0;
657 win->font_scale = 1;
658 }
659 win->page = wpage->page;
660 win->info = wpage->wininfo;
661
662 if (!bPopup && wpage->page && remember)
663 {
664 WINHELP_RememberPage(win, wpage);
665 }
666
667 if (bPopup)
668 Globals.active_popup = win;
669 else
670 Globals.active_win = win;
671
672 /* Initialize default pushbuttons */
673 if (bPrimary && wpage->page)
674 {
675 CHAR buffer[MAX_STRING_LEN];
676
677 LoadString(Globals.hInstance, STID_CONTENTS, buffer, sizeof(buffer));
678 MACRO_CreateButton("BTN_CONTENTS", buffer, "Contents()");
679 LoadString(Globals.hInstance, STID_INDEX, buffer, sizeof(buffer));
680 MACRO_CreateButton("BTN_INDEX", buffer, "Finder()");
681 LoadString(Globals.hInstance, STID_BACK, buffer, sizeof(buffer));
682 MACRO_CreateButton("BTN_BACK", buffer, "Back()");
683 if (win->back.index <= 1) MACRO_DisableButton("BTN_BACK");
684 }
685
686 if (!bReUsed)
687 {
688 win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME,
689 WINHELP_GetCaption(wpage),
690 bPrimary ? WS_OVERLAPPEDWINDOW : wpage->wininfo->win_style,
691 wpage->wininfo->origin.x, wpage->wininfo->origin.y,
692 wpage->wininfo->size.cx, wpage->wininfo->size.cy,
693 bPopup ? Globals.active_win->hMainWnd : NULL,
694 bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
695 Globals.hInstance, win);
696 if (!bPopup)
697 /* Create button box and text Window */
698 CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
699 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
700
701 hTextWnd = CreateWindow(RICHEDIT_CLASS, NULL,
702 ES_MULTILINE | ES_READONLY | WS_CHILD | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
703 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, NULL);
704 SendMessage(hTextWnd, EM_SETEVENTMASK, 0,
705 SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0) | ENM_MOUSEEVENTS);
706 }
707
708 hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL;
709 if (!hIcon) hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
710 SendMessage(win->hMainWnd, WM_SETICON, ICON_SMALL, (DWORD_PTR)hIcon);
711
712 /* Initialize file specific pushbuttons */
713 if (!(wpage->wininfo->win_style & WS_POPUP) && wpage->page)
714 {
715 HLPFILE_MACRO *macro;
716 for (macro = wpage->page->file->first_macro; macro; macro = macro->next)
717 MACRO_ExecuteMacro(macro->lpszMacro);
718
719 for (macro = wpage->page->first_macro; macro; macro = macro->next)
720 MACRO_ExecuteMacro(macro->lpszMacro);
721 }
722
723 if (bPopup)
724 {
725 DWORD mask = SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0);
726 RECT rect;
727
728 win->font_scale = Globals.active_win->font_scale;
729 WINHELP_SetupText(hTextWnd, win, wpage->relative);
730
731 /* we need the window to be shown for richedit to compute the size */
732 ShowWindow(win->hMainWnd, nCmdShow);
733 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask | ENM_REQUESTRESIZE);
734 SendMessage(hTextWnd, EM_REQUESTRESIZE, 0, 0);
735 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask);
736
737 GetWindowRect(win->hMainWnd, &rect);
738 win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME,
739 "", WS_POPUP | WS_VISIBLE,
740 rect.left + SHADOW_DX, rect.top + SHADOW_DY,
741 rect.right - rect.left,
742 rect.bottom - rect.top,
743 Globals.active_win->hMainWnd, 0,
744 Globals.hInstance, NULL);
745 SetWindowPos(win->hMainWnd, win->hShadowWnd, 0, 0, 0, 0,
746 SWP_NOSIZE | SWP_NOMOVE);
747 }
748 else
749 {
750 WINHELP_SetupText(hTextWnd, win, wpage->relative);
751 WINHELP_LayoutMainWindow(win);
752 ShowWindow(win->hMainWnd, nCmdShow);
753 }
754
755 return TRUE;
756 }
757
758 /******************************************************************
759 * WINHELP_OpenHelpWindow
760 * Main function to search for a page and display it in a window
761 */
762 BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*lookup)(HLPFILE*, LONG, ULONG*),
763 HLPFILE* hlpfile, LONG val, HLPFILE_WINDOWINFO* wi,
764 int nCmdShow)
765 {
766 WINHELP_WNDPAGE wpage;
767
768 wpage.page = lookup(hlpfile, val, &wpage.relative);
769 if (wpage.page) wpage.page->file->wRefCount++;
770 wpage.wininfo = wi;
771 return WINHELP_CreateHelpWindow(&wpage, nCmdShow, TRUE);
772 }
773
774 /***********************************************************************
775 *
776 * WINHELP_FindLink
777 */
778 static HLPFILE_LINK* WINHELP_FindLink(WINHELP_WINDOW* win, LPARAM pos)
779 {
780 HLPFILE_LINK* link;
781 POINTL mouse_ptl, char_ptl, char_next_ptl;
782 DWORD cp;
783
784 if (!win->page) return NULL;
785
786 mouse_ptl.x = (short)LOWORD(pos);
787 mouse_ptl.y = (short)HIWORD(pos);
788 cp = SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_CHARFROMPOS,
789 0, (LPARAM)&mouse_ptl);
790
791 for (link = win->page->first_link; link; link = link->next)
792 {
793 if (link->cpMin <= cp && cp <= link->cpMax)
794 {
795 /* check whether we're at end of line */
796 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
797 (LPARAM)&char_ptl, cp);
798 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
799 (LPARAM)&char_next_ptl, cp + 1);
800 if (char_next_ptl.y != char_ptl.y || mouse_ptl.x >= char_next_ptl.x)
801 link = NULL;
802 break;
803 }
804 }
805 return link;
806 }
807
808 /******************************************************************
809 * WINHELP_HandleTextMouse
810 *
811 */
812 static BOOL WINHELP_HandleTextMouse(WINHELP_WINDOW* win, UINT msg, LPARAM lParam)
813 {
814 HLPFILE* hlpfile;
815 HLPFILE_LINK* link;
816 BOOL ret = FALSE;
817
818 switch (msg)
819 {
820 case WM_MOUSEMOVE:
821 if (WINHELP_FindLink(win, lParam))
822 SetCursor(win->hHandCur);
823 else
824 SetCursor(LoadCursor(0, IDC_ARROW));
825 break;
826
827 case WM_LBUTTONDOWN:
828 if ((win->current_link = WINHELP_FindLink(win, lParam)))
829 ret = TRUE;
830 break;
831
832 case WM_LBUTTONUP:
833 if ((link = WINHELP_FindLink(win, lParam)) && link == win->current_link)
834 {
835 HLPFILE_WINDOWINFO* wi;
836
837 switch (link->cookie)
838 {
839 case hlp_link_link:
840 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
841 {
842 if (link->window == -1)
843 wi = win->info;
844 else if (link->window < hlpfile->numWindows)
845 wi = &hlpfile->windows[link->window];
846 else
847 {
848 WINE_WARN("link to window %d/%d\n", link->window, hlpfile->numWindows);
849 break;
850 }
851 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, wi, SW_NORMAL);
852 }
853 break;
854 case hlp_link_popup:
855 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
856 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash,
857 WINHELP_GetPopupWindowInfo(hlpfile, win, lParam),
858 SW_NORMAL);
859 break;
860 case hlp_link_macro:
861 MACRO_ExecuteMacro(link->string);
862 break;
863 default:
864 WINE_FIXME("Unknown link cookie %d\n", link->cookie);
865 }
866 ret = TRUE;
867 }
868 win->current_link = NULL;
869 break;
870 }
871 return ret;
872 }
873
874 /***********************************************************************
875 *
876 * WINHELP_CheckPopup
877 */
878 static BOOL WINHELP_CheckPopup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* lret)
879 {
880 HWND hPopup;
881
882 if (!Globals.active_popup) return FALSE;
883
884 switch (msg)
885 {
886 case WM_NOTIFY:
887 {
888 MSGFILTER* msgf = (MSGFILTER*)lParam;
889 if (msgf->nmhdr.code == EN_MSGFILTER)
890 {
891 if (!WINHELP_CheckPopup(hWnd, msgf->msg, msgf->wParam, msgf->lParam, NULL))
892 return FALSE;
893 if (lret) *lret = 1;
894 return TRUE;
895 }
896 }
897 break;
898 case WM_ACTIVATE:
899 if (wParam != WA_INACTIVE || (HWND)lParam == Globals.active_win->hMainWnd ||
900 (HWND)lParam == Globals.active_popup->hMainWnd ||
901 GetWindow((HWND)lParam, GW_OWNER) == Globals.active_win->hMainWnd)
902 break;
903 case WM_LBUTTONUP:
904 case WM_LBUTTONDOWN:
905 if (WINHELP_HandleTextMouse(Globals.active_popup, msg, lParam) && msg == WM_LBUTTONDOWN)
906 return FALSE;
907 /* fall through */
908 case WM_MBUTTONDOWN:
909 case WM_RBUTTONDOWN:
910 case WM_NCLBUTTONDOWN:
911 case WM_NCMBUTTONDOWN:
912 case WM_NCRBUTTONDOWN:
913 hPopup = Globals.active_popup->hMainWnd;
914 Globals.active_popup = NULL;
915 DestroyWindow(hPopup);
916 return TRUE;
917 }
918 return FALSE;
919 }
920
921 /***********************************************************************
922 *
923 * WINHELP_ButtonWndProc
924 */
925 static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
926 {
927 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
928
929 if (msg == WM_KEYDOWN)
930 {
931 switch (wParam)
932 {
933 case VK_UP:
934 case VK_DOWN:
935 case VK_PRIOR:
936 case VK_NEXT:
937 case VK_ESCAPE:
938 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
939 }
940 }
941
942 return CallWindowProc(Globals.button_proc, hWnd, msg, wParam, lParam);
943 }
944
945 /***********************************************************************
946 *
947 * WINHELP_ButtonBoxWndProc
948 */
949 static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
950 {
951 WINDOWPOS *winpos;
952 WINHELP_WINDOW *win;
953 WINHELP_BUTTON *button;
954 SIZE button_size;
955 INT x, y;
956
957 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0L;
958
959 switch (msg)
960 {
961 case WM_WINDOWPOSCHANGING:
962 winpos = (WINDOWPOS*) lParam;
963 win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
964
965 /* Update buttons */
966 button_size.cx = 0;
967 button_size.cy = 0;
968 for (button = win->first_button; button; button = button->next)
969 {
970 HDC hDc;
971 SIZE textsize;
972 if (!button->hWnd)
973 {
974 button->hWnd = CreateWindow(STRING_BUTTON, button->lpszName,
975 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
976 0, 0, 0, 0,
977 hWnd, (HMENU) button->wParam,
978 Globals.hInstance, 0);
979 if (button->hWnd)
980 {
981 if (Globals.button_proc == NULL)
982 {
983 NONCLIENTMETRICSW ncm;
984 Globals.button_proc = (WNDPROC) GetWindowLongPtr(button->hWnd, GWLP_WNDPROC);
985
986 ncm.cbSize = sizeof(NONCLIENTMETRICSW);
987 SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
988 sizeof(NONCLIENTMETRICSW), &ncm, 0);
989 Globals.hButtonFont = CreateFontIndirectW(&ncm.lfMenuFont);
990 }
991 SetWindowLongPtr(button->hWnd, GWLP_WNDPROC, (LONG_PTR) WINHELP_ButtonWndProc);
992 if (Globals.hButtonFont)
993 SendMessage(button->hWnd, WM_SETFONT, (WPARAM)Globals.hButtonFont, TRUE);
994 }
995 }
996 hDc = GetDC(button->hWnd);
997 GetTextExtentPoint(hDc, button->lpszName,
998 lstrlen(button->lpszName), &textsize);
999 ReleaseDC(button->hWnd, hDc);
1000
1001 button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX);
1002 button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY);
1003 }
1004
1005 x = 0;
1006 y = 0;
1007 for (button = win->first_button; button; button = button->next)
1008 {
1009 SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0);
1010
1011 if (x + 2 * button_size.cx <= winpos->cx)
1012 x += button_size.cx;
1013 else
1014 x = 0, y += button_size.cy;
1015 }
1016 winpos->cy = y + (x ? button_size.cy : 0);
1017 break;
1018
1019 case WM_COMMAND:
1020 SendMessage(GetParent(hWnd), msg, wParam, lParam);
1021 break;
1022
1023 case WM_KEYDOWN:
1024 switch (wParam)
1025 {
1026 case VK_UP:
1027 case VK_DOWN:
1028 case VK_PRIOR:
1029 case VK_NEXT:
1030 case VK_ESCAPE:
1031 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
1032 }
1033 break;
1034 }
1035
1036 return DefWindowProc(hWnd, msg, wParam, lParam);
1037 }
1038
1039 /******************************************************************
1040 * WINHELP_HistoryWndProc
1041 *
1042 *
1043 */
1044 static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1045 {
1046 WINHELP_WINDOW* win;
1047 PAINTSTRUCT ps;
1048 HDC hDc;
1049 TEXTMETRIC tm;
1050 unsigned int i;
1051 RECT r;
1052
1053 switch (msg)
1054 {
1055 case WM_NCCREATE:
1056 win = (WINHELP_WINDOW*)((LPCREATESTRUCT)lParam)->lpCreateParams;
1057 SetWindowLongPtr(hWnd, 0, (ULONG_PTR)win);
1058 win->hHistoryWnd = hWnd;
1059 break;
1060 case WM_CREATE:
1061 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1062 hDc = GetDC(hWnd);
1063 GetTextMetrics(hDc, &tm);
1064 GetWindowRect(hWnd, &r);
1065
1066 r.right = r.left + 30 * tm.tmAveCharWidth;
1067 r.bottom = r.top + (sizeof(Globals.history.set) / sizeof(Globals.history.set[0])) * tm.tmHeight;
1068 AdjustWindowRect(&r, GetWindowLong(hWnd, GWL_STYLE), FALSE);
1069 if (r.left < 0) {r.right -= r.left; r.left = 0;}
1070 if (r.top < 0) {r.bottom -= r.top; r.top = 0;}
1071
1072 MoveWindow(hWnd, r.left, r.top, r.right, r.bottom, TRUE);
1073 ReleaseDC(hWnd, hDc);
1074 break;
1075 case WM_LBUTTONDOWN:
1076 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1077 hDc = GetDC(hWnd);
1078 GetTextMetrics(hDc, &tm);
1079 i = HIWORD(lParam) / tm.tmHeight;
1080 if (i < Globals.history.index)
1081 WINHELP_CreateHelpWindow(&Globals.history.set[i], SW_SHOW, TRUE);
1082 ReleaseDC(hWnd, hDc);
1083 break;
1084 case WM_PAINT:
1085 hDc = BeginPaint(hWnd, &ps);
1086 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1087 GetTextMetrics(hDc, &tm);
1088
1089 for (i = 0; i < Globals.history.index; i++)
1090 {
1091 if (Globals.history.set[i].page->file == Globals.active_win->page->file)
1092 {
1093 TextOut(hDc, 0, i * tm.tmHeight,
1094 Globals.history.set[i].page->lpszTitle,
1095 strlen(Globals.history.set[i].page->lpszTitle));
1096 }
1097 else
1098 {
1099 char buffer[1024];
1100 const char* ptr1;
1101 const char* ptr2;
1102 unsigned len;
1103
1104 ptr1 = strrchr(Globals.history.set[i].page->file->lpszPath, '\\');
1105 if (!ptr1) ptr1 = Globals.history.set[i].page->file->lpszPath;
1106 else ptr1++;
1107 ptr2 = strrchr(ptr1, '.');
1108 len = ptr2 ? ptr2 - ptr1 : strlen(ptr1);
1109 if (len > sizeof(buffer)) len = sizeof(buffer);
1110 memcpy(buffer, ptr1, len);
1111 if (len < sizeof(buffer)) buffer[len++] = ':';
1112 strncpy(&buffer[len], Globals.history.set[i].page->lpszTitle, sizeof(buffer) - len);
1113 buffer[sizeof(buffer) - 1] = '\0';
1114 TextOut(hDc, 0, i * tm.tmHeight, buffer, strlen(buffer));
1115 }
1116 }
1117 EndPaint(hWnd, &ps);
1118 break;
1119 case WM_DESTROY:
1120 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1121 if (hWnd == win->hHistoryWnd)
1122 win->hHistoryWnd = 0;
1123 break;
1124 }
1125 return DefWindowProc(hWnd, msg, wParam, lParam);
1126 }
1127
1128 /***********************************************************************
1129 *
1130 * WINHELP_ShadowWndProc
1131 */
1132 static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1133 {
1134 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
1135 return WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL) ? 0L : DefWindowProc(hWnd, msg, wParam, lParam);
1136 }
1137
1138 /**************************************************************************
1139 * cb_KWBTree
1140 *
1141 * HLPFILE_BPTreeCallback enumeration function for '|KWBTREE' internal file.
1142 *
1143 */
1144 static void cb_KWBTree(void *p, void **next, void *cookie)
1145 {
1146 HWND hListWnd = (HWND)cookie;
1147 int count;
1148
1149 WINE_TRACE("Adding '%s' to search list\n", (char *)p);
1150 SendMessage(hListWnd, LB_INSERTSTRING, -1, (LPARAM)p);
1151 count = SendMessage(hListWnd, LB_GETCOUNT, 0, 0);
1152 SendMessage(hListWnd, LB_SETITEMDATA, count-1, (LPARAM)p);
1153 *next = (char*)p + strlen((char*)p) + 7;
1154 }
1155
1156 struct index_data
1157 {
1158 HLPFILE* hlpfile;
1159 BOOL jump;
1160 ULONG offset;
1161 };
1162
1163 /**************************************************************************
1164 * WINHELP_IndexDlgProc
1165 *
1166 */
1167 static INT_PTR CALLBACK WINHELP_IndexDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1168 {
1169 static struct index_data* id;
1170 int sel;
1171
1172 switch (msg)
1173 {
1174 case WM_INITDIALOG:
1175 id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
1176 HLPFILE_BPTreeEnum(id->hlpfile->kwbtree, cb_KWBTree,
1177 GetDlgItem(hWnd, IDC_INDEXLIST));
1178 id->jump = FALSE;
1179 id->offset = 1;
1180 return TRUE;
1181 case WM_COMMAND:
1182 switch (HIWORD(wParam))
1183 {
1184 case LBN_DBLCLK:
1185 if (LOWORD(wParam) == IDC_INDEXLIST)
1186 SendMessage(GetParent(hWnd), PSM_PRESSBUTTON, PSBTN_OK, 0);
1187 break;
1188 }
1189 break;
1190 case WM_NOTIFY:
1191 switch (((NMHDR*)lParam)->code)
1192 {
1193 case PSN_APPLY:
1194 sel = SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETCURSEL, 0, 0);
1195 if (sel != LB_ERR)
1196 {
1197 BYTE *p;
1198 int count;
1199
1200 p = (BYTE*)SendDlgItemMessage(hWnd, IDC_INDEXLIST,
1201 LB_GETITEMDATA, sel, 0);
1202 count = *(short*)((char *)p + strlen((char *)p) + 1);
1203 if (count > 1)
1204 {
1205 MessageBox(hWnd, "count > 1 not supported yet", "Error", MB_OK | MB_ICONSTOP);
1206 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
1207 return TRUE;
1208 }
1209 id->offset = *(ULONG*)((char *)p + strlen((char *)p) + 3);
1210 id->offset = *(long*)(id->hlpfile->kwdata + id->offset + 9);
1211 if (id->offset == 0xFFFFFFFF)
1212 {
1213 MessageBox(hWnd, "macro keywords not supported yet", "Error", MB_OK | MB_ICONSTOP);
1214 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
1215 return TRUE;
1216 }
1217 id->jump = TRUE;
1218 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
1219 }
1220 return TRUE;
1221 default:
1222 return FALSE;
1223 }
1224 break;
1225 default:
1226 break;
1227 }
1228 return FALSE;
1229 }
1230
1231 /**************************************************************************
1232 * WINHELP_SearchDlgProc
1233 *
1234 */
1235 static INT_PTR CALLBACK WINHELP_SearchDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1236 {
1237 static struct index_data* id;
1238
1239 switch (msg)
1240 {
1241 case WM_INITDIALOG:
1242 id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
1243 return TRUE;
1244 case WM_NOTIFY:
1245 switch (((NMHDR*)lParam)->code)
1246 {
1247 case PSN_APPLY:
1248 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
1249 return TRUE;
1250 default:
1251 return FALSE;
1252 }
1253 break;
1254 default:
1255 break;
1256 }
1257 return FALSE;
1258 }
1259
1260 /***********************************************************************
1261 *
1262 * WINHELP_MainWndProc
1263 */
1264 static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1265 {
1266 WINHELP_WINDOW *win;
1267 WINHELP_BUTTON *button;
1268 RECT rect;
1269 INT curPos, min, max, dy, keyDelta;
1270 HWND hTextWnd;
1271 LRESULT ret;
1272
1273 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, &ret)) return ret;
1274
1275 switch (msg)
1276 {
1277 case WM_NCCREATE:
1278 win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
1279 SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win);
1280 if (!win->page && Globals.isBook)
1281 PostMessage(hWnd, WM_COMMAND, MNID_FILE_OPEN, 0);
1282 win->hMainWnd = hWnd;
1283 break;
1284
1285 case WM_WINDOWPOSCHANGED:
1286 WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0));
1287 break;
1288
1289 case WM_COMMAND:
1290 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1291 switch (wParam)
1292 {
1293 /* Menu FILE */
1294 case MNID_FILE_OPEN: MACRO_FileOpen(); break;
1295 case MNID_FILE_PRINT: MACRO_Print(); break;
1296 case MNID_FILE_SETUP: MACRO_PrinterSetup(); break;
1297 case MNID_FILE_EXIT: MACRO_Exit(); break;
1298
1299 /* Menu EDIT */
1300 case MNID_EDIT_COPYDLG:
1301 SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
1302 break;
1303 case MNID_EDIT_ANNOTATE:MACRO_Annotate(); break;
1304
1305 /* Menu Bookmark */
1306 case MNID_BKMK_DEFINE: MACRO_BookmarkDefine(); break;
1307
1308 /* Menu Help */
1309 case MNID_HELP_HELPON: MACRO_HelpOn(); break;
1310 case MNID_HELP_HELPTOP: MACRO_HelpOnTop(); break;
1311 case MNID_HELP_ABOUT: MACRO_About(); break;
1312 case MNID_HELP_WINE: ShellAbout(hWnd, "WINE", "Help", 0); break;
1313
1314 /* Context help */
1315 case MNID_CTXT_ANNOTATE:MACRO_Annotate(); break;
1316 case MNID_CTXT_COPY: MACRO_CopyDialog(); break;
1317 case MNID_CTXT_PRINT: MACRO_Print(); break;
1318 case MNID_OPTS_HISTORY: MACRO_History(); break;
1319 case MNID_OPTS_FONTS_SMALL:
1320 case MNID_CTXT_FONTS_SMALL:
1321 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1322 if (win->font_scale != 0)
1323 {
1324 win->font_scale = 0;
1325 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1326 }
1327 break;
1328 case MNID_OPTS_FONTS_NORMAL:
1329 case MNID_CTXT_FONTS_NORMAL:
1330 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1331 if (win->font_scale != 1)
1332 {
1333 win->font_scale = 1;
1334 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1335 }
1336 break;
1337 case MNID_OPTS_FONTS_LARGE:
1338 case MNID_CTXT_FONTS_LARGE:
1339 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1340 if (win->font_scale != 2)
1341 {
1342 win->font_scale = 2;
1343 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1344 }
1345 break;
1346 case MNID_OPTS_HELP_DEFAULT:
1347 case MNID_OPTS_HELP_VISIBLE:
1348 case MNID_OPTS_HELP_NONVISIBLE:
1349 case MNID_OPTS_SYSTEM_COLORS:
1350 case MNID_CTXT_HELP_DEFAULT:
1351 case MNID_CTXT_HELP_VISIBLE:
1352 case MNID_CTXT_HELP_NONVISIBLE:
1353 case MNID_CTXT_SYSTEM_COLORS:
1354 /* FIXME: NIY */
1355
1356 default:
1357 /* Buttons */
1358 for (button = win->first_button; button; button = button->next)
1359 if (wParam == button->wParam) break;
1360 if (button)
1361 MACRO_ExecuteMacro(button->lpszMacro);
1362 else if (!HIWORD(wParam))
1363 MessageBox(0, MAKEINTRESOURCE(STID_NOT_IMPLEMENTED),
1364 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
1365 break;
1366 }
1367 break;
1368 /* EPP case WM_DESTROY: */
1369 /* EPP if (Globals.hPopupWnd) DestroyWindow(Globals.hPopupWnd); */
1370 /* EPP break; */
1371 case WM_COPYDATA:
1372 return WINHELP_HandleCommand((HWND)wParam, lParam);
1373
1374 case WM_CHAR:
1375 if (wParam == 3)
1376 {
1377 SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
1378 return 0;
1379 }
1380 break;
1381
1382 case WM_KEYDOWN:
1383 keyDelta = 0;
1384
1385 switch (wParam)
1386 {
1387 case VK_UP:
1388 case VK_DOWN:
1389 keyDelta = GetSystemMetrics(SM_CXVSCROLL);
1390 if (wParam == VK_UP)
1391 keyDelta = -keyDelta;
1392
1393 case VK_PRIOR:
1394 case VK_NEXT:
1395 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1396 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
1397 curPos = GetScrollPos(hTextWnd, SB_VERT);
1398 GetScrollRange(hTextWnd, SB_VERT, &min, &max);
1399
1400 if (keyDelta == 0)
1401 {
1402 GetClientRect(hTextWnd, &rect);
1403 keyDelta = (rect.bottom - rect.top) / 2;
1404 if (wParam == VK_PRIOR)
1405 keyDelta = -keyDelta;
1406 }
1407
1408 curPos += keyDelta;
1409 if (curPos > max)
1410 curPos = max;
1411 else if (curPos < min)
1412 curPos = min;
1413
1414 dy = GetScrollPos(hTextWnd, SB_VERT) - curPos;
1415 SetScrollPos(hTextWnd, SB_VERT, curPos, TRUE);
1416 ScrollWindow(hTextWnd, 0, dy, NULL, NULL);
1417 UpdateWindow(hTextWnd);
1418 return 0;
1419
1420 case VK_ESCAPE:
1421 MACRO_Exit();
1422 return 0;
1423 }
1424 break;
1425
1426 case WM_NOTIFY:
1427 if (wParam == CTL_ID_TEXT)
1428 {
1429 RECT rc;
1430
1431 switch (((NMHDR*)lParam)->code)
1432 {
1433 case EN_MSGFILTER:
1434 {
1435 const MSGFILTER* msgf = (const MSGFILTER*)lParam;
1436 switch (msgf->msg)
1437 {
1438 case WM_KEYUP:
1439 if (msgf->wParam == VK_ESCAPE) DestroyWindow(hWnd);
1440 break;
1441 case WM_RBUTTONDOWN:
1442 {
1443 HMENU hMenu;
1444 POINT pt;
1445
1446 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1447 hMenu = LoadMenu(Globals.hInstance, (LPSTR)CONTEXT_MENU);
1448 switch (win->font_scale)
1449 {
1450 case 0:
1451 CheckMenuItem(hMenu, MNID_CTXT_FONTS_SMALL,
1452 MF_BYCOMMAND|MF_CHECKED);
1453 break;
1454 default:
1455 WINE_FIXME("Unsupported %d\n", win->font_scale);
1456 case 1:
1457 CheckMenuItem(hMenu, MNID_CTXT_FONTS_NORMAL,
1458 MF_BYCOMMAND|MF_CHECKED);
1459 break;
1460 case 2:
1461 CheckMenuItem(hMenu, MNID_CTXT_FONTS_LARGE,
1462 MF_BYCOMMAND|MF_CHECKED);
1463 break;
1464 }
1465 pt.x = (int)(short)LOWORD(msgf->lParam);
1466 pt.y = (int)(short)HIWORD(msgf->lParam);
1467 ClientToScreen(msgf->nmhdr.hwndFrom, &pt);
1468 TrackPopupMenu(GetSubMenu(hMenu, 0), TPM_LEFTALIGN|TPM_TOPALIGN,
1469 pt.x, pt.y, 0, hWnd, NULL);
1470 DestroyMenu(hMenu);
1471 }
1472 break;
1473 default:
1474 return WINHELP_HandleTextMouse((WINHELP_WINDOW*)GetWindowLongPtr(hWnd, 0),
1475 msgf->msg, msgf->lParam);
1476 }
1477 }
1478 break;
1479
1480 case EN_REQUESTRESIZE:
1481 rc = ((REQRESIZE*)lParam)->rc;
1482 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1483 AdjustWindowRect(&rc, GetWindowLong(win->hMainWnd, GWL_STYLE),
1484 FALSE);
1485 SetWindowPos(win->hMainWnd, HWND_TOP, 0, 0,
1486 rc.right - rc.left, rc.bottom - rc.top,
1487 SWP_NOMOVE | SWP_NOZORDER);
1488 WINHELP_LayoutMainWindow(win);
1489 break;
1490 }
1491 }
1492 break;
1493
1494 case WM_INITMENUPOPUP:
1495 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1496 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_SMALL,
1497 MF_BYCOMMAND | (win->font_scale == 0) ? MF_CHECKED : 0);
1498 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_NORMAL,
1499 MF_BYCOMMAND | (win->font_scale == 1) ? MF_CHECKED : 0);
1500 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_LARGE,
1501 MF_BYCOMMAND | (win->font_scale == 2) ? MF_CHECKED : 0);
1502 break;
1503
1504 case WM_NCDESTROY:
1505 {
1506 BOOL bExit;
1507 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1508 bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->lpszName, "main"));
1509 WINHELP_DeleteWindow(win);
1510
1511 if (bExit) MACRO_Exit();
1512 if (!Globals.win_list)
1513 PostQuitMessage(0);
1514 }
1515 break;
1516 }
1517 return DefWindowProc(hWnd, msg, wParam, lParam);
1518 }
1519
1520 /**************************************************************************
1521 * WINHELP_CreateIndexWindow
1522 *
1523 * Displays a dialog with keywords of current help file.
1524 *
1525 */
1526 BOOL WINHELP_CreateIndexWindow(BOOL is_search)
1527 {
1528 HPROPSHEETPAGE psPage[3];
1529 PROPSHEETPAGE psp;
1530 PROPSHEETHEADER psHead;
1531 struct index_data id;
1532 char buf[256];
1533
1534 if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
1535 id.hlpfile = Globals.active_win->page->file;
1536 else
1537 return FALSE;
1538
1539 if (id.hlpfile->kwbtree == NULL)
1540 {
1541 WINE_TRACE("No index provided\n");
1542 return FALSE;
1543 }
1544
1545 InitCommonControls();
1546
1547 id.jump = FALSE;
1548 memset(&psp, 0, sizeof(psp));
1549 psp.dwSize = sizeof(psp);
1550 psp.dwFlags = 0;
1551 psp.hInstance = Globals.hInstance;
1552
1553 psp.u.pszTemplate = MAKEINTRESOURCE(IDD_INDEX);
1554 psp.lParam = (LPARAM)&id;
1555 psp.pfnDlgProc = WINHELP_IndexDlgProc;
1556 psPage[0] = CreatePropertySheetPage(&psp);
1557
1558 psp.u.pszTemplate = MAKEINTRESOURCE(IDD_SEARCH);
1559 psp.lParam = (LPARAM)&id;
1560 psp.pfnDlgProc = WINHELP_SearchDlgProc;
1561 psPage[1] = CreatePropertySheetPage(&psp);
1562
1563 memset(&psHead, 0, sizeof(psHead));
1564 psHead.dwSize = sizeof(psHead);
1565
1566 LoadString(Globals.hInstance, STID_PSH_INDEX, buf, sizeof(buf));
1567 strcat(buf, Globals.active_win->info->caption);
1568
1569 psHead.pszCaption = buf;
1570 psHead.nPages = 2;
1571 psHead.u2.nStartPage = is_search ? 1 : 0;
1572 psHead.hwndParent = Globals.active_win->hMainWnd;
1573 psHead.u3.phpage = psPage;
1574 psHead.dwFlags = PSH_NOAPPLYNOW;
1575
1576 PropertySheet(&psHead);
1577 if (id.jump)
1578 {
1579 WINE_TRACE("got %d as an offset\n", id.offset);
1580 WINHELP_OpenHelpWindow(HLPFILE_PageByOffset, id.hlpfile, id.offset,
1581 Globals.active_win->info, SW_NORMAL);
1582 }
1583 return TRUE;
1584 }
1585
1586 /***********************************************************************
1587 *
1588 * RegisterWinClasses
1589 */
1590 static BOOL WINHELP_RegisterWinClasses(void)
1591 {
1592 WNDCLASS class_main, class_button_box, class_shadow, class_history;
1593
1594 class_main.style = CS_HREDRAW | CS_VREDRAW;
1595 class_main.lpfnWndProc = WINHELP_MainWndProc;
1596 class_main.cbClsExtra = 0;
1597 class_main.cbWndExtra = sizeof(WINHELP_WINDOW *);
1598 class_main.hInstance = Globals.hInstance;
1599 class_main.hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
1600 class_main.hCursor = LoadCursor(0, IDC_ARROW);
1601 class_main.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
1602 class_main.lpszMenuName = 0;
1603 class_main.lpszClassName = MAIN_WIN_CLASS_NAME;
1604
1605 class_button_box = class_main;
1606 class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc;
1607 class_button_box.cbWndExtra = 0;
1608 class_button_box.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
1609 class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME;
1610
1611 class_shadow = class_main;
1612 class_shadow.lpfnWndProc = WINHELP_ShadowWndProc;
1613 class_shadow.cbWndExtra = 0;
1614 class_shadow.hbrBackground = (HBRUSH)(COLOR_3DDKSHADOW+1);
1615 class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME;
1616
1617 class_history = class_main;
1618 class_history.lpfnWndProc = WINHELP_HistoryWndProc;
1619 class_history.lpszClassName = HISTORY_WIN_CLASS_NAME;
1620
1621 return (RegisterClass(&class_main) &&
1622 RegisterClass(&class_button_box) &&
1623 RegisterClass(&class_shadow) &&
1624 RegisterClass(&class_history));
1625 }
1626
1627 /***********************************************************************
1628 *
1629 * WinMain
1630 */
1631 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
1632 {
1633 MSG msg;
1634 LONG lHash = 0;
1635 HLPFILE* hlpfile;
1636 static CHAR default_wndname[] = "main";
1637 LPSTR wndname = default_wndname;
1638 WINHELP_DLL* dll;
1639
1640 Globals.hInstance = hInstance;
1641
1642 if (LoadLibrary("riched20.dll") == NULL)
1643 return MessageBox(0, MAKEINTRESOURCE(STID_NO_RICHEDIT),
1644 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
1645
1646 /* Get options */
1647 while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
1648 {
1649 CHAR option;
1650 LPCSTR topic_id;
1651 if (*cmdline++ == ' ') continue;
1652
1653 option = *cmdline;
1654 if (option) cmdline++;
1655 while (*cmdline && *cmdline == ' ') cmdline++;
1656 switch (option)
1657 {
1658 case 'i':
1659 case 'I':
1660 topic_id = cmdline;
1661 while (*cmdline && *cmdline != ' ') cmdline++;
1662 if (*cmdline) *cmdline++ = '\0';
1663 lHash = HLPFILE_Hash(topic_id);
1664 break;
1665
1666 case '3':
1667 case '4':
1668 Globals.wVersion = option - '0';
1669 break;
1670
1671 case 'x':
1672 show = SW_HIDE;
1673 Globals.isBook = FALSE;
1674 break;
1675
1676 default:
1677 WINE_FIXME("Unsupported cmd line: %s\n", cmdline);
1678 break;
1679 }
1680 }
1681
1682 /* Create primary window */
1683 if (!WINHELP_RegisterWinClasses())
1684 {
1685 WINE_FIXME("Couldn't register classes\n");
1686 return 0;
1687 }
1688
1689 if (*cmdline)
1690 {
1691 char* ptr;
1692 if ((*cmdline == '"') && (ptr = strchr(cmdline+1, '"')))
1693 {
1694 cmdline++;
1695 *ptr = '\0';
1696 }
1697 if ((ptr = strchr(cmdline, '>')))
1698 {
1699 *ptr = '\0';
1700 wndname = ptr + 1;
1701 }
1702 hlpfile = WINHELP_LookupHelpFile(cmdline);
1703 if (!hlpfile) return 0;
1704 }
1705 else hlpfile = NULL;
1706 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, lHash,
1707 WINHELP_GetWindowInfo(hlpfile, wndname), show);
1708
1709 /* Message loop */
1710 while (GetMessage(&msg, 0, 0, 0))
1711 {
1712 TranslateMessage(&msg);
1713 DispatchMessage(&msg);
1714 }
1715 for (dll = Globals.dlls; dll; dll = dll->next)
1716 {
1717 if (dll->class & DC_INITTERM) dll->handler(DW_TERM, 0, 0);
1718 }
1719 return 0;
1720 }
useful hacks and other patches not (yet) suitable for mainline