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wined3d: Add a geometry shader object.
[wine.git] / programs / winhlp32 / winhelp.c
blobfb05aebc3b9ceda24ee8efca8fb9c5f474cb8ae6
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 RedrawWindow(hTextWnd, NULL, NULL, RDW_FRAME|RDW_INVALIDATE);
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 = (Globals.active_win ? Globals.active_win->hMainWnd : 0);
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 = OFN_ENABLESIZING;
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->info->name;
261
262 if (hlpfile)
263 for (i = 0; i < hlpfile->numWindows; i++)
264 if (!lstrcmpi(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 (hlpfile && hlpfile->lpszTitle[0])
278 {
279 char tmp[128];
280 LoadString(Globals.hInstance, STID_WINE_HELP, tmp, sizeof(tmp));
281 snprintf(mwi.caption, sizeof(mwi.caption), "%s %s - %s",
282 hlpfile->lpszTitle, tmp, hlpfile->lpszPath);
283 }
284 else
285 LoadString(Globals.hInstance, STID_WINE_HELP, mwi.caption, sizeof(mwi.caption));
286 mwi.origin.x = mwi.origin.y = mwi.size.cx = mwi.size.cy = CW_USEDEFAULT;
287 mwi.style = SW_SHOW;
288 mwi.win_style = WS_OVERLAPPEDWINDOW;
289 mwi.sr_color = mwi.nsr_color = 0xFFFFFF;
290 }
291 return &mwi;
292 }
293
294 /******************************************************************
295 * HLPFILE_GetPopupWindowInfo
296 *
297 *
298 */
299 static HLPFILE_WINDOWINFO* WINHELP_GetPopupWindowInfo(HLPFILE* hlpfile,
300 WINHELP_WINDOW* parent, LPARAM mouse)
301 {
302 static HLPFILE_WINDOWINFO wi;
303
304 RECT parent_rect;
305
306 wi.type[0] = wi.name[0] = wi.caption[0] = '\0';
307
308 /* Calculate horizontal size and position of a popup window */
309 GetWindowRect(parent->hMainWnd, &parent_rect);
310 wi.size.cx = (parent_rect.right - parent_rect.left) / 2;
311 wi.size.cy = 10; /* need a non null value, so that border are taken into account while computing */
312
313 wi.origin.x = (short)LOWORD(mouse);
314 wi.origin.y = (short)HIWORD(mouse);
315 ClientToScreen(parent->hMainWnd, &wi.origin);
316 wi.origin.x -= wi.size.cx / 2;
317 wi.origin.x = min(wi.origin.x, GetSystemMetrics(SM_CXSCREEN) - wi.size.cx);
318 wi.origin.x = max(wi.origin.x, 0);
319
320 wi.style = SW_SHOW;
321 wi.win_style = WS_POPUP | WS_BORDER;
322 if (parent->page->file->has_popup_color)
323 wi.sr_color = parent->page->file->popup_color;
324 else
325 wi.sr_color = parent->info->sr_color;
326 wi.nsr_color = 0xFFFFFF;
327
328 return &wi;
329 }
330
331 typedef struct
332 {
333 WORD size;
334 WORD command;
335 LONG data;
336 LONG reserved;
337 WORD ofsFilename;
338 WORD ofsData;
339 } WINHELP,*LPWINHELP;
340
341 static BOOL WINHELP_HasWorkingWindow(void)
342 {
343 if (!Globals.active_win) return FALSE;
344 if (Globals.active_win->next || Globals.win_list != Globals.active_win) return TRUE;
345 return Globals.active_win->page != NULL && Globals.active_win->page->file != NULL;
346 }
347
348 /******************************************************************
349 * WINHELP_HandleCommand
350 *
351 *
352 */
353 static LRESULT WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam)
354 {
355 COPYDATASTRUCT* cds = (COPYDATASTRUCT*)lParam;
356 WINHELP* wh;
357
358 if (cds->dwData != 0xA1DE505)
359 {
360 WINE_FIXME("Wrong magic number (%08lx)\n", cds->dwData);
361 return 0;
362 }
363
364 wh = cds->lpData;
365
366 if (wh)
367 {
368 char* ptr = (wh->ofsFilename) ? (LPSTR)wh + wh->ofsFilename : NULL;
369
370 WINE_TRACE("Got[%u]: cmd=%u data=%08x fn=%s\n",
371 wh->size, wh->command, wh->data, ptr);
372 switch (wh->command)
373 {
374 case HELP_CONTEXT:
375 if (ptr)
376 {
377 MACRO_JumpContext(ptr, "main", wh->data);
378 }
379 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
380 break;
381 case HELP_QUIT:
382 MACRO_Exit();
383 break;
384 case HELP_CONTENTS:
385 if (ptr)
386 {
387 MACRO_JumpContents(ptr, "main");
388 }
389 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
390 break;
391 case HELP_HELPONHELP:
392 MACRO_HelpOn();
393 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
394 break;
395 /* case HELP_SETINDEX: */
396 case HELP_SETCONTENTS:
397 if (ptr)
398 {
399 MACRO_SetContents(ptr, wh->data);
400 }
401 break;
402 case HELP_CONTEXTPOPUP:
403 if (ptr)
404 {
405 MACRO_PopupContext(ptr, wh->data);
406 }
407 break;
408 /* case HELP_FORCEFILE:*/
409 /* case HELP_CONTEXTMENU: */
410 case HELP_FINDER:
411 /* in fact, should be the topic dialog box */
412 WINE_FIXME("HELP_FINDER: stub\n");
413 if (ptr)
414 {
415 MACRO_JumpHash(ptr, "main", 0);
416 }
417 break;
418 /* case HELP_WM_HELP: */
419 /* case HELP_SETPOPUP_POS: */
420 /* case HELP_KEY: */
421 /* case HELP_COMMAND: */
422 /* case HELP_PARTIALKEY: */
423 /* case HELP_MULTIKEY: */
424 /* case HELP_SETWINPOS: */
425 default:
426 WINE_FIXME("Unhandled command (%x) for remote winhelp control\n", wh->command);
427 break;
428 }
429 }
430 /* Always return success for now */
431 return 1;
432 }
433
434 void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
435 {
436 RECT rect, button_box_rect;
437 INT text_top = 0;
438 HWND hButtonBoxWnd = GetDlgItem(win->hMainWnd, CTL_ID_BUTTON);
439 HWND hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
440
441 GetClientRect(win->hMainWnd, &rect);
442
443 /* Update button box and text Window */
444 SetWindowPos(hButtonBoxWnd, HWND_TOP,
445 rect.left, rect.top,
446 rect.right - rect.left,
447 rect.bottom - rect.top, 0);
448
449 if (GetWindowRect(hButtonBoxWnd, &button_box_rect))
450 text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
451
452 SetWindowPos(hTextWnd, HWND_TOP,
453 rect.left, text_top,
454 rect.right - rect.left,
455 rect.bottom - text_top, 0);
456
457 }
458
459 /******************************************************************
460 * WINHELP_DeleteButtons
461 *
462 */
463 static void WINHELP_DeleteButtons(WINHELP_WINDOW* win)
464 {
465 WINHELP_BUTTON* b;
466 WINHELP_BUTTON* bp;
467
468 for (b = win->first_button; b; b = bp)
469 {
470 DestroyWindow(b->hWnd);
471 bp = b->next;
472 HeapFree(GetProcessHeap(), 0, b);
473 }
474 win->first_button = NULL;
475 }
476
477 /******************************************************************
478 * WINHELP_DeleteBackSet
479 *
480 */
481 void WINHELP_DeleteBackSet(WINHELP_WINDOW* win)
482 {
483 unsigned int i;
484
485 for (i = 0; i < win->back.index; i++)
486 {
487 HLPFILE_FreeHlpFile(win->back.set[i].page->file);
488 win->back.set[i].page = NULL;
489 }
490 win->back.index = 0;
491 }
492
493 /******************************************************************
494 * WINHELP_DeletePageLinks
495 *
496 */
497 static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page)
498 {
499 HLPFILE_LINK* curr;
500 HLPFILE_LINK* next;
501
502 for (curr = page->first_link; curr; curr = next)
503 {
504 next = curr->next;
505 HeapFree(GetProcessHeap(), 0, curr);
506 }
507 }
508
509 /***********************************************************************
510 *
511 * WINHELP_GrabWindow
512 */
513 WINHELP_WINDOW* WINHELP_GrabWindow(WINHELP_WINDOW* win)
514 {
515 WINE_TRACE("Grab %p#%d++\n", win, win->ref_count);
516 win->ref_count++;
517 return win;
518 }
519
520 /***********************************************************************
521 *
522 * WINHELP_RelaseWindow
523 */
524 BOOL WINHELP_ReleaseWindow(WINHELP_WINDOW* win)
525 {
526 WINE_TRACE("Release %p#%d--\n", win, win->ref_count);
527
528 if (!--win->ref_count)
529 {
530 DestroyWindow(win->hMainWnd);
531 return FALSE;
532 }
533 return TRUE;
534 }
535
536 /***********************************************************************
537 *
538 * WINHELP_DeleteWindow
539 */
540 static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
541 {
542 WINHELP_WINDOW** w;
543 BOOL bExit;
544 HWND hTextWnd;
545
546 for (w = &Globals.win_list; *w; w = &(*w)->next)
547 {
548 if (*w == win)
549 {
550 *w = win->next;
551 break;
552 }
553 }
554 bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->info->name, "main"));
555
556 if (Globals.active_win == win)
557 {
558 Globals.active_win = Globals.win_list;
559 if (Globals.win_list)
560 SetActiveWindow(Globals.win_list->hMainWnd);
561 }
562
563 if (win == Globals.active_popup)
564 Globals.active_popup = NULL;
565
566 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
567 SetWindowLongPtr(hTextWnd, GWLP_WNDPROC,
568 (LONG_PTR)win->origRicheditWndProc);
569
570 WINHELP_DeleteButtons(win);
571
572 if (win->page) WINHELP_DeletePageLinks(win->page);
573 if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
574 if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd);
575
576 DeleteObject(win->hBrush);
577
578 WINHELP_DeleteBackSet(win);
579
580 if (win->page) HLPFILE_FreeHlpFile(win->page->file);
581 HeapFree(GetProcessHeap(), 0, win);
582
583 if (bExit) MACRO_Exit();
584 if (!Globals.win_list)
585 PostQuitMessage(0);
586 }
587
588 static char* WINHELP_GetCaption(WINHELP_WNDPAGE* wpage)
589 {
590 if (wpage->wininfo->caption[0]) return wpage->wininfo->caption;
591 return wpage->page->file->lpszTitle;
592 }
593
594 static void WINHELP_RememberPage(WINHELP_WINDOW* win, WINHELP_WNDPAGE* wpage)
595 {
596 unsigned num;
597
598 if (!Globals.history.index || Globals.history.set[0].page != wpage->page)
599 {
600 num = sizeof(Globals.history.set) / sizeof(Globals.history.set[0]);
601 /* we're full, remove latest entry */
602 if (Globals.history.index == num)
603 {
604 HLPFILE_FreeHlpFile(Globals.history.set[num - 1].page->file);
605 Globals.history.index--;
606 }
607 memmove(&Globals.history.set[1], &Globals.history.set[0],
608 Globals.history.index * sizeof(Globals.history.set[0]));
609 Globals.history.set[0] = *wpage;
610 Globals.history.index++;
611 wpage->page->file->wRefCount++;
612 }
613 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
614
615 num = sizeof(win->back.set) / sizeof(win->back.set[0]);
616 if (win->back.index == num)
617 {
618 /* we're full, remove latest entry */
619 HLPFILE_FreeHlpFile(win->back.set[0].page->file);
620 memmove(&win->back.set[0], &win->back.set[1],
621 (num - 1) * sizeof(win->back.set[0]));
622 win->back.index--;
623 }
624 win->back.set[win->back.index++] = *wpage;
625 wpage->page->file->wRefCount++;
626 }
627
628 /***********************************************************************
629 *
630 * WINHELP_FindLink
631 */
632 static HLPFILE_LINK* WINHELP_FindLink(WINHELP_WINDOW* win, LPARAM pos)
633 {
634 HLPFILE_LINK* link;
635 POINTL mouse_ptl, char_ptl, char_next_ptl;
636 DWORD cp;
637
638 if (!win->page) return NULL;
639
640 mouse_ptl.x = (short)LOWORD(pos);
641 mouse_ptl.y = (short)HIWORD(pos);
642 cp = SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_CHARFROMPOS,
643 0, (LPARAM)&mouse_ptl);
644
645 for (link = win->page->first_link; link; link = link->next)
646 {
647 if (link->cpMin <= cp && cp <= link->cpMax)
648 {
649 /* check whether we're at end of line */
650 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
651 (LPARAM)&char_ptl, cp);
652 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
653 (LPARAM)&char_next_ptl, cp + 1);
654 if (link->bHotSpot)
655 {
656 HLPFILE_HOTSPOTLINK* hslink = (HLPFILE_HOTSPOTLINK*)link;
657 if ((mouse_ptl.x < char_ptl.x + hslink->x) ||
658 (mouse_ptl.x >= char_ptl.x + hslink->x + hslink->width) ||
659 (mouse_ptl.y < char_ptl.y + hslink->y) ||
660 (mouse_ptl.y >= char_ptl.y + hslink->y + hslink->height))
661 continue;
662 break;
663 }
664 if (char_next_ptl.y != char_ptl.y || mouse_ptl.x >= char_next_ptl.x)
665 link = NULL;
666 break;
667 }
668 }
669 return link;
670 }
671
672 static LRESULT CALLBACK WINHELP_RicheditWndProc(HWND hWnd, UINT msg,
673 WPARAM wParam, LPARAM lParam)
674 {
675 WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
676 DWORD messagePos;
677 POINT pt;
678 switch(msg)
679 {
680 case WM_SETCURSOR:
681 messagePos = GetMessagePos();
682 pt.x = (short)LOWORD(messagePos);
683 pt.y = (short)HIWORD(messagePos);
684 ScreenToClient(hWnd, &pt);
685 if (win->page && WINHELP_FindLink(win, MAKELPARAM(pt.x, pt.y)))
686 {
687 SetCursor(win->hHandCur);
688 return 0;
689 }
690 /* fall through */
691 default:
692 return CallWindowProcA(win->origRicheditWndProc, hWnd, msg, wParam, lParam);
693 }
694 }
695
696 /***********************************************************************
697 *
698 * WINHELP_CreateHelpWindow
699 */
700 BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remember)
701 {
702 WINHELP_WINDOW* win = NULL;
703 BOOL bPrimary, bPopup, bReUsed = FALSE;
704 HICON hIcon;
705 HWND hTextWnd = NULL;
706
707 bPrimary = !lstrcmpi(wpage->wininfo->name, "main");
708 bPopup = !bPrimary && (wpage->wininfo->win_style & WS_POPUP);
709
710 if (!bPopup)
711 {
712 for (win = Globals.win_list; win; win = win->next)
713 {
714 if (!lstrcmpi(win->info->name, wpage->wininfo->name))
715 {
716 POINT pt = {0, 0};
717 SIZE sz = {0, 0};
718 DWORD flags = SWP_NOSIZE | SWP_NOMOVE;
719
720 WINHELP_DeleteButtons(win);
721 bReUsed = TRUE;
722 SetWindowText(win->hMainWnd, WINHELP_GetCaption(wpage));
723 if (wpage->wininfo->origin.x != CW_USEDEFAULT &&
724 wpage->wininfo->origin.y != CW_USEDEFAULT)
725 {
726 pt = wpage->wininfo->origin;
727 flags &= ~SWP_NOSIZE;
728 }
729 if (wpage->wininfo->size.cx != CW_USEDEFAULT &&
730 wpage->wininfo->size.cy != CW_USEDEFAULT)
731 {
732 sz = wpage->wininfo->size;
733 flags &= ~SWP_NOMOVE;
734 }
735 SetWindowPos(win->hMainWnd, HWND_TOP, pt.x, pt.y, sz.cx, sz.cy, flags);
736
737 if (wpage->page && win->page && wpage->page->file != win->page->file)
738 WINHELP_DeleteBackSet(win);
739 WINHELP_InitFonts(win->hMainWnd);
740
741 win->page = wpage->page;
742 win->info = wpage->wininfo;
743 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
744 WINHELP_SetupText(hTextWnd, win, wpage->relative);
745
746 InvalidateRect(win->hMainWnd, NULL, TRUE);
747 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
748
749 break;
750 }
751 }
752 }
753
754 if (!win)
755 {
756 /* Initialize WINHELP_WINDOW struct */
757 win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINHELP_WINDOW));
758 if (!win) return FALSE;
759 win->next = Globals.win_list;
760 Globals.win_list = win;
761
762 win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND);
763 win->back.index = 0;
764 win->font_scale = 1;
765 WINHELP_GrabWindow(win);
766 }
767 win->page = wpage->page;
768 win->info = wpage->wininfo;
769 WINHELP_GrabWindow(win);
770
771 if (!bPopup && wpage->page && remember)
772 {
773 WINHELP_RememberPage(win, wpage);
774 }
775
776 if (bPopup)
777 Globals.active_popup = win;
778 else
779 Globals.active_win = win;
780
781 /* Initialize default pushbuttons */
782 if (bPrimary && wpage->page)
783 {
784 CHAR buffer[MAX_STRING_LEN];
785
786 LoadString(Globals.hInstance, STID_CONTENTS, buffer, sizeof(buffer));
787 MACRO_CreateButton("BTN_CONTENTS", buffer, "Contents()");
788 LoadString(Globals.hInstance, STID_INDEX, buffer, sizeof(buffer));
789 MACRO_CreateButton("BTN_INDEX", buffer, "Finder()");
790 LoadString(Globals.hInstance, STID_BACK, buffer, sizeof(buffer));
791 MACRO_CreateButton("BTN_BACK", buffer, "Back()");
792 if (win->back.index <= 1) MACRO_DisableButton("BTN_BACK");
793 }
794
795 if (!bReUsed)
796 {
797 win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME,
798 WINHELP_GetCaption(wpage),
799 bPrimary ? WS_OVERLAPPEDWINDOW : wpage->wininfo->win_style,
800 wpage->wininfo->origin.x, wpage->wininfo->origin.y,
801 wpage->wininfo->size.cx, wpage->wininfo->size.cy,
802 bPopup ? Globals.active_win->hMainWnd : NULL,
803 bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
804 Globals.hInstance, win);
805 if (!bPopup)
806 /* Create button box and text Window */
807 CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
808 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
809
810 hTextWnd = CreateWindow(RICHEDIT_CLASS, NULL,
811 ES_MULTILINE | ES_READONLY | WS_CHILD | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
812 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, NULL);
813 SendMessage(hTextWnd, EM_SETEVENTMASK, 0,
814 SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0) | ENM_MOUSEEVENTS);
815 win->origRicheditWndProc = (WNDPROC)SetWindowLongPtr(hTextWnd, GWLP_WNDPROC,
816 (LONG_PTR)WINHELP_RicheditWndProc);
817 }
818
819 hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL;
820 if (!hIcon) hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
821 SendMessage(win->hMainWnd, WM_SETICON, ICON_SMALL, (DWORD_PTR)hIcon);
822
823 /* Initialize file specific pushbuttons */
824 if (!(wpage->wininfo->win_style & WS_POPUP) && wpage->page)
825 {
826 HLPFILE_MACRO *macro;
827 for (macro = wpage->page->file->first_macro; macro; macro = macro->next)
828 MACRO_ExecuteMacro(win, macro->lpszMacro);
829
830 for (macro = wpage->page->first_macro; macro; macro = macro->next)
831 MACRO_ExecuteMacro(win, macro->lpszMacro);
832 }
833 /* See #17681, in some cases, the newly created window is closed by the macros it contains
834 * (braindead), so deal with this case
835 */
836 for (win = Globals.win_list; win; win = win->next)
837 {
838 if (!lstrcmpi(win->info->name, wpage->wininfo->name)) break;
839 }
840 if (!win || !WINHELP_ReleaseWindow(win)) return TRUE;
841
842 if (bPopup)
843 {
844 DWORD mask = SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0);
845 RECT rect;
846
847 win->font_scale = Globals.active_win->font_scale;
848 WINHELP_SetupText(hTextWnd, win, wpage->relative);
849
850 /* we need the window to be shown for richedit to compute the size */
851 ShowWindow(win->hMainWnd, nCmdShow);
852 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask | ENM_REQUESTRESIZE);
853 SendMessage(hTextWnd, EM_REQUESTRESIZE, 0, 0);
854 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask);
855
856 GetWindowRect(win->hMainWnd, &rect);
857 win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME,
858 "", WS_POPUP | WS_VISIBLE,
859 rect.left + SHADOW_DX, rect.top + SHADOW_DY,
860 rect.right - rect.left,
861 rect.bottom - rect.top,
862 Globals.active_win->hMainWnd, 0,
863 Globals.hInstance, NULL);
864 SetWindowPos(win->hMainWnd, win->hShadowWnd, 0, 0, 0, 0,
865 SWP_NOSIZE | SWP_NOMOVE);
866 }
867 else
868 {
869 WINHELP_SetupText(hTextWnd, win, wpage->relative);
870 WINHELP_LayoutMainWindow(win);
871 ShowWindow(win->hMainWnd, nCmdShow);
872 }
873
874 return TRUE;
875 }
876
877 /******************************************************************
878 * WINHELP_OpenHelpWindow
879 * Main function to search for a page and display it in a window
880 */
881 BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*lookup)(HLPFILE*, LONG, ULONG*),
882 HLPFILE* hlpfile, LONG val, HLPFILE_WINDOWINFO* wi,
883 int nCmdShow)
884 {
885 WINHELP_WNDPAGE wpage;
886
887 wpage.page = lookup(hlpfile, val, &wpage.relative);
888 if (wpage.page) wpage.page->file->wRefCount++;
889 wpage.wininfo = wi;
890 return WINHELP_CreateHelpWindow(&wpage, nCmdShow, TRUE);
891 }
892
893 /******************************************************************
894 * WINHELP_HandleTextMouse
895 *
896 */
897 static BOOL WINHELP_HandleTextMouse(WINHELP_WINDOW* win, UINT msg, LPARAM lParam)
898 {
899 HLPFILE* hlpfile;
900 HLPFILE_LINK* link;
901 BOOL ret = FALSE;
902
903 switch (msg)
904 {
905 case WM_LBUTTONDOWN:
906 if ((link = WINHELP_FindLink(win, lParam)))
907 {
908 HLPFILE_WINDOWINFO* wi;
909
910 switch (link->cookie)
911 {
912 case hlp_link_link:
913 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
914 {
915 if (link->window == -1)
916 wi = win->info;
917 else if (link->window < hlpfile->numWindows)
918 wi = &hlpfile->windows[link->window];
919 else
920 {
921 WINE_WARN("link to window %d/%d\n", link->window, hlpfile->numWindows);
922 break;
923 }
924 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, wi, SW_NORMAL);
925 }
926 break;
927 case hlp_link_popup:
928 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
929 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash,
930 WINHELP_GetPopupWindowInfo(hlpfile, win, lParam),
931 SW_NORMAL);
932 break;
933 case hlp_link_macro:
934 MACRO_ExecuteMacro(win, link->string);
935 break;
936 default:
937 WINE_FIXME("Unknown link cookie %d\n", link->cookie);
938 }
939 ret = TRUE;
940 }
941 break;
942 }
943 return ret;
944 }
945
946 /***********************************************************************
947 *
948 * WINHELP_CheckPopup
949 */
950 static BOOL WINHELP_CheckPopup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* lret)
951 {
952 WINHELP_WINDOW* popup;
953
954 if (!Globals.active_popup) return FALSE;
955
956 switch (msg)
957 {
958 case WM_NOTIFY:
959 {
960 MSGFILTER* msgf = (MSGFILTER*)lParam;
961 if (msgf->nmhdr.code == EN_MSGFILTER)
962 {
963 if (!WINHELP_CheckPopup(hWnd, msgf->msg, msgf->wParam, msgf->lParam, NULL))
964 return FALSE;
965 if (lret) *lret = 1;
966 return TRUE;
967 }
968 }
969 break;
970 case WM_ACTIVATE:
971 if (wParam != WA_INACTIVE || (HWND)lParam == Globals.active_win->hMainWnd ||
972 (HWND)lParam == Globals.active_popup->hMainWnd ||
973 GetWindow((HWND)lParam, GW_OWNER) == Globals.active_win->hMainWnd)
974 break;
975 case WM_LBUTTONDOWN:
976 if (WINHELP_HandleTextMouse(Globals.active_popup, msg, lParam))
977 return FALSE;
978 /* fall through */
979 case WM_LBUTTONUP:
980 case WM_MBUTTONDOWN:
981 case WM_RBUTTONDOWN:
982 case WM_NCLBUTTONDOWN:
983 case WM_NCMBUTTONDOWN:
984 case WM_NCRBUTTONDOWN:
985 popup = Globals.active_popup;
986 Globals.active_popup = NULL;
987 WINHELP_ReleaseWindow(popup);
988 return TRUE;
989 }
990 return FALSE;
991 }
992
993 /***********************************************************************
994 *
995 * WINHELP_ButtonWndProc
996 */
997 static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
998 {
999 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
1000
1001 if (msg == WM_KEYDOWN)
1002 {
1003 switch (wParam)
1004 {
1005 case VK_UP:
1006 case VK_DOWN:
1007 case VK_PRIOR:
1008 case VK_NEXT:
1009 case VK_ESCAPE:
1010 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
1011 }
1012 }
1013
1014 return CallWindowProc(Globals.button_proc, hWnd, msg, wParam, lParam);
1015 }
1016
1017 /***********************************************************************
1018 *
1019 * WINHELP_ButtonBoxWndProc
1020 */
1021 static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1022 {
1023 WINDOWPOS *winpos;
1024 WINHELP_WINDOW *win;
1025 WINHELP_BUTTON *button;
1026 SIZE button_size;
1027 INT x, y;
1028
1029 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0L;
1030
1031 switch (msg)
1032 {
1033 case WM_WINDOWPOSCHANGING:
1034 winpos = (WINDOWPOS*) lParam;
1035 win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
1036
1037 /* Update buttons */
1038 button_size.cx = 0;
1039 button_size.cy = 0;
1040 for (button = win->first_button; button; button = button->next)
1041 {
1042 HDC hDc;
1043 SIZE textsize;
1044 if (!button->hWnd)
1045 {
1046 button->hWnd = CreateWindow(STRING_BUTTON, button->lpszName,
1047 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
1048 0, 0, 0, 0,
1049 hWnd, (HMENU) button->wParam,
1050 Globals.hInstance, 0);
1051 if (button->hWnd)
1052 {
1053 if (Globals.button_proc == NULL)
1054 {
1055 NONCLIENTMETRICSW ncm;
1056 Globals.button_proc = (WNDPROC) GetWindowLongPtr(button->hWnd, GWLP_WNDPROC);
1057
1058 ncm.cbSize = sizeof(NONCLIENTMETRICSW);
1059 SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
1060 sizeof(NONCLIENTMETRICSW), &ncm, 0);
1061 Globals.hButtonFont = CreateFontIndirectW(&ncm.lfMenuFont);
1062 }
1063 SetWindowLongPtr(button->hWnd, GWLP_WNDPROC, (LONG_PTR) WINHELP_ButtonWndProc);
1064 if (Globals.hButtonFont)
1065 SendMessage(button->hWnd, WM_SETFONT, (WPARAM)Globals.hButtonFont, TRUE);
1066 }
1067 }
1068 hDc = GetDC(button->hWnd);
1069 GetTextExtentPoint(hDc, button->lpszName,
1070 lstrlen(button->lpszName), &textsize);
1071 ReleaseDC(button->hWnd, hDc);
1072
1073 button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX);
1074 button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY);
1075 }
1076
1077 x = 0;
1078 y = 0;
1079 for (button = win->first_button; button; button = button->next)
1080 {
1081 SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0);
1082
1083 if (x + 2 * button_size.cx <= winpos->cx)
1084 x += button_size.cx;
1085 else
1086 x = 0, y += button_size.cy;
1087 }
1088 winpos->cy = y + (x ? button_size.cy : 0);
1089 break;
1090
1091 case WM_COMMAND:
1092 SendMessage(GetParent(hWnd), msg, wParam, lParam);
1093 break;
1094
1095 case WM_KEYDOWN:
1096 switch (wParam)
1097 {
1098 case VK_UP:
1099 case VK_DOWN:
1100 case VK_PRIOR:
1101 case VK_NEXT:
1102 case VK_ESCAPE:
1103 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
1104 }
1105 break;
1106 }
1107
1108 return DefWindowProc(hWnd, msg, wParam, lParam);
1109 }
1110
1111 /******************************************************************
1112 * WINHELP_HistoryWndProc
1113 *
1114 *
1115 */
1116 static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1117 {
1118 WINHELP_WINDOW* win;
1119 PAINTSTRUCT ps;
1120 HDC hDc;
1121 TEXTMETRIC tm;
1122 unsigned int i;
1123 RECT r;
1124
1125 switch (msg)
1126 {
1127 case WM_NCCREATE:
1128 win = (WINHELP_WINDOW*)((LPCREATESTRUCT)lParam)->lpCreateParams;
1129 SetWindowLongPtr(hWnd, 0, (ULONG_PTR)win);
1130 win->hHistoryWnd = hWnd;
1131 break;
1132 case WM_CREATE:
1133 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1134 hDc = GetDC(hWnd);
1135 GetTextMetrics(hDc, &tm);
1136 GetWindowRect(hWnd, &r);
1137
1138 r.right = r.left + 30 * tm.tmAveCharWidth;
1139 r.bottom = r.top + (sizeof(Globals.history.set) / sizeof(Globals.history.set[0])) * tm.tmHeight;
1140 AdjustWindowRect(&r, GetWindowLong(hWnd, GWL_STYLE), FALSE);
1141 if (r.left < 0) {r.right -= r.left; r.left = 0;}
1142 if (r.top < 0) {r.bottom -= r.top; r.top = 0;}
1143
1144 MoveWindow(hWnd, r.left, r.top, r.right, r.bottom, TRUE);
1145 ReleaseDC(hWnd, hDc);
1146 break;
1147 case WM_LBUTTONDOWN:
1148 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1149 hDc = GetDC(hWnd);
1150 GetTextMetrics(hDc, &tm);
1151 i = HIWORD(lParam) / tm.tmHeight;
1152 if (i < Globals.history.index)
1153 WINHELP_CreateHelpWindow(&Globals.history.set[i], SW_SHOW, TRUE);
1154 ReleaseDC(hWnd, hDc);
1155 break;
1156 case WM_PAINT:
1157 hDc = BeginPaint(hWnd, &ps);
1158 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1159 GetTextMetrics(hDc, &tm);
1160
1161 for (i = 0; i < Globals.history.index; i++)
1162 {
1163 if (Globals.history.set[i].page->file == Globals.active_win->page->file)
1164 {
1165 TextOut(hDc, 0, i * tm.tmHeight,
1166 Globals.history.set[i].page->lpszTitle,
1167 strlen(Globals.history.set[i].page->lpszTitle));
1168 }
1169 else
1170 {
1171 char buffer[1024];
1172 const char* ptr1;
1173 const char* ptr2;
1174 unsigned len;
1175
1176 ptr1 = strrchr(Globals.history.set[i].page->file->lpszPath, '\\');
1177 if (!ptr1) ptr1 = Globals.history.set[i].page->file->lpszPath;
1178 else ptr1++;
1179 ptr2 = strrchr(ptr1, '.');
1180 len = ptr2 ? ptr2 - ptr1 : strlen(ptr1);
1181 if (len > sizeof(buffer)) len = sizeof(buffer);
1182 memcpy(buffer, ptr1, len);
1183 if (len < sizeof(buffer)) buffer[len++] = ':';
1184 strncpy(&buffer[len], Globals.history.set[i].page->lpszTitle, sizeof(buffer) - len);
1185 buffer[sizeof(buffer) - 1] = '\0';
1186 TextOut(hDc, 0, i * tm.tmHeight, buffer, strlen(buffer));
1187 }
1188 }
1189 EndPaint(hWnd, &ps);
1190 break;
1191 case WM_DESTROY:
1192 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1193 if (hWnd == win->hHistoryWnd)
1194 win->hHistoryWnd = 0;
1195 break;
1196 }
1197 return DefWindowProc(hWnd, msg, wParam, lParam);
1198 }
1199
1200 /***********************************************************************
1201 *
1202 * WINHELP_ShadowWndProc
1203 */
1204 static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1205 {
1206 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
1207 return WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL) ? 0L : DefWindowProc(hWnd, msg, wParam, lParam);
1208 }
1209
1210 /**************************************************************************
1211 * cb_KWBTree
1212 *
1213 * HLPFILE_BPTreeCallback enumeration function for '|KWBTREE' internal file.
1214 *
1215 */
1216 static void cb_KWBTree(void *p, void **next, void *cookie)
1217 {
1218 HWND hListWnd = cookie;
1219 int count;
1220
1221 WINE_TRACE("Adding '%s' to search list\n", (char *)p);
1222 SendMessage(hListWnd, LB_INSERTSTRING, -1, (LPARAM)p);
1223 count = SendMessage(hListWnd, LB_GETCOUNT, 0, 0);
1224 SendMessage(hListWnd, LB_SETITEMDATA, count-1, (LPARAM)p);
1225 *next = (char*)p + strlen((char*)p) + 7;
1226 }
1227
1228 struct index_data
1229 {
1230 HLPFILE* hlpfile;
1231 BOOL jump;
1232 ULONG offset;
1233 };
1234
1235 /**************************************************************************
1236 * WINHELP_IndexDlgProc
1237 *
1238 */
1239 static INT_PTR CALLBACK WINHELP_IndexDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1240 {
1241 static struct index_data* id;
1242 int sel;
1243
1244 switch (msg)
1245 {
1246 case WM_INITDIALOG:
1247 id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
1248 HLPFILE_BPTreeEnum(id->hlpfile->kwbtree, cb_KWBTree,
1249 GetDlgItem(hWnd, IDC_INDEXLIST));
1250 id->jump = FALSE;
1251 id->offset = 1;
1252 return TRUE;
1253 case WM_COMMAND:
1254 switch (HIWORD(wParam))
1255 {
1256 case LBN_DBLCLK:
1257 if (LOWORD(wParam) == IDC_INDEXLIST)
1258 SendMessage(GetParent(hWnd), PSM_PRESSBUTTON, PSBTN_OK, 0);
1259 break;
1260 }
1261 break;
1262 case WM_NOTIFY:
1263 switch (((NMHDR*)lParam)->code)
1264 {
1265 case PSN_APPLY:
1266 sel = SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETCURSEL, 0, 0);
1267 if (sel != LB_ERR)
1268 {
1269 BYTE *p;
1270 int count;
1271
1272 p = (BYTE*)SendDlgItemMessage(hWnd, IDC_INDEXLIST,
1273 LB_GETITEMDATA, sel, 0);
1274 count = *(short*)((char *)p + strlen((char *)p) + 1);
1275 if (count > 1)
1276 {
1277 MessageBox(hWnd, "count > 1 not supported yet", "Error", MB_OK | MB_ICONSTOP);
1278 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
1279 return TRUE;
1280 }
1281 id->offset = *(ULONG*)((char *)p + strlen((char *)p) + 3);
1282 id->offset = *(long*)(id->hlpfile->kwdata + id->offset + 9);
1283 if (id->offset == 0xFFFFFFFF)
1284 {
1285 MessageBox(hWnd, "macro keywords not supported yet", "Error", MB_OK | MB_ICONSTOP);
1286 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
1287 return TRUE;
1288 }
1289 id->jump = TRUE;
1290 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
1291 }
1292 return TRUE;
1293 default:
1294 return FALSE;
1295 }
1296 break;
1297 default:
1298 break;
1299 }
1300 return FALSE;
1301 }
1302
1303 /**************************************************************************
1304 * WINHELP_SearchDlgProc
1305 *
1306 */
1307 static INT_PTR CALLBACK WINHELP_SearchDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1308 {
1309 static struct index_data* id;
1310
1311 switch (msg)
1312 {
1313 case WM_INITDIALOG:
1314 id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
1315 return TRUE;
1316 case WM_NOTIFY:
1317 switch (((NMHDR*)lParam)->code)
1318 {
1319 case PSN_APPLY:
1320 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
1321 return TRUE;
1322 default:
1323 return FALSE;
1324 }
1325 break;
1326 default:
1327 break;
1328 }
1329 return FALSE;
1330 }
1331
1332 /***********************************************************************
1333 *
1334 * WINHELP_MainWndProc
1335 */
1336 static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1337 {
1338 WINHELP_WINDOW *win;
1339 WINHELP_BUTTON *button;
1340 INT keyDelta;
1341 HWND hTextWnd;
1342 LRESULT ret;
1343
1344 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, &ret)) return ret;
1345
1346 switch (msg)
1347 {
1348 case WM_NCCREATE:
1349 win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
1350 SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win);
1351 if (!win->page && Globals.isBook)
1352 PostMessage(hWnd, WM_COMMAND, MNID_FILE_OPEN, 0);
1353 win->hMainWnd = hWnd;
1354 break;
1355
1356 case WM_WINDOWPOSCHANGED:
1357 WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0));
1358 break;
1359
1360 case WM_COMMAND:
1361 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1362 switch (wParam)
1363 {
1364 /* Menu FILE */
1365 case MNID_FILE_OPEN: MACRO_FileOpen(); break;
1366 case MNID_FILE_PRINT: MACRO_Print(); break;
1367 case MNID_FILE_SETUP: MACRO_PrinterSetup(); break;
1368 case MNID_FILE_EXIT: MACRO_Exit(); break;
1369
1370 /* Menu EDIT */
1371 case MNID_EDIT_COPYDLG:
1372 SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
1373 break;
1374 case MNID_EDIT_ANNOTATE:MACRO_Annotate(); break;
1375
1376 /* Menu Bookmark */
1377 case MNID_BKMK_DEFINE: MACRO_BookmarkDefine(); break;
1378
1379 /* Menu Help */
1380 case MNID_HELP_HELPON: MACRO_HelpOn(); break;
1381 case MNID_HELP_HELPTOP: MACRO_HelpOnTop(); break;
1382 case MNID_HELP_ABOUT: MACRO_About(); break;
1383 case MNID_HELP_WINE: ShellAbout(hWnd, "WINE", "Help", 0); break;
1384
1385 /* Context help */
1386 case MNID_CTXT_ANNOTATE:MACRO_Annotate(); break;
1387 case MNID_CTXT_COPY: MACRO_CopyDialog(); break;
1388 case MNID_CTXT_PRINT: MACRO_Print(); break;
1389 case MNID_OPTS_HISTORY: MACRO_History(); break;
1390 case MNID_OPTS_FONTS_SMALL:
1391 case MNID_CTXT_FONTS_SMALL:
1392 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1393 if (win->font_scale != 0)
1394 {
1395 win->font_scale = 0;
1396 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1397 }
1398 break;
1399 case MNID_OPTS_FONTS_NORMAL:
1400 case MNID_CTXT_FONTS_NORMAL:
1401 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1402 if (win->font_scale != 1)
1403 {
1404 win->font_scale = 1;
1405 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1406 }
1407 break;
1408 case MNID_OPTS_FONTS_LARGE:
1409 case MNID_CTXT_FONTS_LARGE:
1410 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1411 if (win->font_scale != 2)
1412 {
1413 win->font_scale = 2;
1414 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1415 }
1416 break;
1417 case MNID_OPTS_HELP_DEFAULT:
1418 case MNID_OPTS_HELP_VISIBLE:
1419 case MNID_OPTS_HELP_NONVISIBLE:
1420 case MNID_OPTS_SYSTEM_COLORS:
1421 case MNID_CTXT_HELP_DEFAULT:
1422 case MNID_CTXT_HELP_VISIBLE:
1423 case MNID_CTXT_HELP_NONVISIBLE:
1424 case MNID_CTXT_SYSTEM_COLORS:
1425 /* FIXME: NIY */
1426
1427 default:
1428 /* Buttons */
1429 for (button = win->first_button; button; button = button->next)
1430 if (wParam == button->wParam) break;
1431 if (button)
1432 MACRO_ExecuteMacro(win, button->lpszMacro);
1433 else if (!HIWORD(wParam))
1434 MessageBox(0, MAKEINTRESOURCE(STID_NOT_IMPLEMENTED),
1435 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
1436 break;
1437 }
1438 break;
1439 /* EPP case WM_DESTROY: */
1440 /* EPP if (Globals.hPopupWnd) DestroyWindow(Globals.hPopupWnd); */
1441 /* EPP break; */
1442 case WM_COPYDATA:
1443 return WINHELP_HandleCommand((HWND)wParam, lParam);
1444
1445 case WM_CHAR:
1446 if (wParam == 3)
1447 {
1448 SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
1449 return 0;
1450 }
1451 break;
1452
1453 case WM_KEYDOWN:
1454 keyDelta = 0;
1455 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1456 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
1457
1458 switch (wParam)
1459 {
1460 case VK_UP:
1461 SendMessage(hTextWnd, EM_SCROLL, SB_LINEUP, 0);
1462 return 0;
1463 case VK_DOWN:
1464 SendMessage(hTextWnd, EM_SCROLL, SB_LINEDOWN, 0);
1465 return 0;
1466 case VK_PRIOR:
1467 SendMessage(hTextWnd, EM_SCROLL, SB_PAGEUP, 0);
1468 return 0;
1469 case VK_NEXT:
1470 SendMessage(hTextWnd, EM_SCROLL, SB_PAGEDOWN, 0);
1471 return 0;
1472 case VK_ESCAPE:
1473 MACRO_Exit();
1474 return 0;
1475 }
1476 break;
1477
1478 case WM_NOTIFY:
1479 if (wParam == CTL_ID_TEXT)
1480 {
1481 RECT rc;
1482
1483 switch (((NMHDR*)lParam)->code)
1484 {
1485 case EN_MSGFILTER:
1486 {
1487 const MSGFILTER* msgf = (const MSGFILTER*)lParam;
1488 switch (msgf->msg)
1489 {
1490 case WM_KEYUP:
1491 if (msgf->wParam == VK_ESCAPE)
1492 WINHELP_ReleaseWindow((WINHELP_WINDOW*)GetWindowLongPtr(hWnd, 0));
1493 break;
1494 case WM_RBUTTONDOWN:
1495 {
1496 HMENU hMenu;
1497 POINT pt;
1498
1499 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1500 hMenu = LoadMenu(Globals.hInstance, (LPSTR)CONTEXT_MENU);
1501 switch (win->font_scale)
1502 {
1503 case 0:
1504 CheckMenuItem(hMenu, MNID_CTXT_FONTS_SMALL,
1505 MF_BYCOMMAND|MF_CHECKED);
1506 break;
1507 default:
1508 WINE_FIXME("Unsupported %d\n", win->font_scale);
1509 case 1:
1510 CheckMenuItem(hMenu, MNID_CTXT_FONTS_NORMAL,
1511 MF_BYCOMMAND|MF_CHECKED);
1512 break;
1513 case 2:
1514 CheckMenuItem(hMenu, MNID_CTXT_FONTS_LARGE,
1515 MF_BYCOMMAND|MF_CHECKED);
1516 break;
1517 }
1518 pt.x = (int)(short)LOWORD(msgf->lParam);
1519 pt.y = (int)(short)HIWORD(msgf->lParam);
1520 ClientToScreen(msgf->nmhdr.hwndFrom, &pt);
1521 TrackPopupMenu(GetSubMenu(hMenu, 0), TPM_LEFTALIGN|TPM_TOPALIGN,
1522 pt.x, pt.y, 0, hWnd, NULL);
1523 DestroyMenu(hMenu);
1524 }
1525 break;
1526 default:
1527 return WINHELP_HandleTextMouse((WINHELP_WINDOW*)GetWindowLongPtr(hWnd, 0),
1528 msgf->msg, msgf->lParam);
1529 }
1530 }
1531 break;
1532
1533 case EN_REQUESTRESIZE:
1534 rc = ((REQRESIZE*)lParam)->rc;
1535 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1536 AdjustWindowRect(&rc, GetWindowLong(win->hMainWnd, GWL_STYLE),
1537 FALSE);
1538 SetWindowPos(win->hMainWnd, HWND_TOP, 0, 0,
1539 rc.right - rc.left, rc.bottom - rc.top,
1540 SWP_NOMOVE | SWP_NOZORDER);
1541 WINHELP_LayoutMainWindow(win);
1542 break;
1543 }
1544 }
1545 break;
1546
1547 case WM_INITMENUPOPUP:
1548 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1549 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_SMALL,
1550 MF_BYCOMMAND | (win->font_scale == 0) ? MF_CHECKED : 0);
1551 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_NORMAL,
1552 MF_BYCOMMAND | (win->font_scale == 1) ? MF_CHECKED : 0);
1553 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_LARGE,
1554 MF_BYCOMMAND | (win->font_scale == 2) ? MF_CHECKED : 0);
1555 break;
1556 case WM_DESTROY:
1557 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1558 WINHELP_DeleteWindow(win);
1559 break;
1560 }
1561 return DefWindowProc(hWnd, msg, wParam, lParam);
1562 }
1563
1564 /**************************************************************************
1565 * WINHELP_CreateIndexWindow
1566 *
1567 * Displays a dialog with keywords of current help file.
1568 *
1569 */
1570 BOOL WINHELP_CreateIndexWindow(BOOL is_search)
1571 {
1572 HPROPSHEETPAGE psPage[3];
1573 PROPSHEETPAGE psp;
1574 PROPSHEETHEADER psHead;
1575 struct index_data id;
1576 char buf[256];
1577
1578 if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
1579 id.hlpfile = Globals.active_win->page->file;
1580 else
1581 return FALSE;
1582
1583 if (id.hlpfile->kwbtree == NULL)
1584 {
1585 WINE_TRACE("No index provided\n");
1586 return FALSE;
1587 }
1588
1589 InitCommonControls();
1590
1591 id.jump = FALSE;
1592 memset(&psp, 0, sizeof(psp));
1593 psp.dwSize = sizeof(psp);
1594 psp.dwFlags = 0;
1595 psp.hInstance = Globals.hInstance;
1596
1597 psp.u.pszTemplate = MAKEINTRESOURCE(IDD_INDEX);
1598 psp.lParam = (LPARAM)&id;
1599 psp.pfnDlgProc = WINHELP_IndexDlgProc;
1600 psPage[0] = CreatePropertySheetPage(&psp);
1601
1602 psp.u.pszTemplate = MAKEINTRESOURCE(IDD_SEARCH);
1603 psp.lParam = (LPARAM)&id;
1604 psp.pfnDlgProc = WINHELP_SearchDlgProc;
1605 psPage[1] = CreatePropertySheetPage(&psp);
1606
1607 memset(&psHead, 0, sizeof(psHead));
1608 psHead.dwSize = sizeof(psHead);
1609
1610 LoadString(Globals.hInstance, STID_PSH_INDEX, buf, sizeof(buf));
1611 strcat(buf, Globals.active_win->info->caption);
1612
1613 psHead.pszCaption = buf;
1614 psHead.nPages = 2;
1615 psHead.u2.nStartPage = is_search ? 1 : 0;
1616 psHead.hwndParent = Globals.active_win->hMainWnd;
1617 psHead.u3.phpage = psPage;
1618 psHead.dwFlags = PSH_NOAPPLYNOW;
1619
1620 PropertySheet(&psHead);
1621 if (id.jump)
1622 {
1623 WINE_TRACE("got %d as an offset\n", id.offset);
1624 WINHELP_OpenHelpWindow(HLPFILE_PageByOffset, id.hlpfile, id.offset,
1625 Globals.active_win->info, SW_NORMAL);
1626 }
1627 return TRUE;
1628 }
1629
1630 /***********************************************************************
1631 *
1632 * RegisterWinClasses
1633 */
1634 static BOOL WINHELP_RegisterWinClasses(void)
1635 {
1636 WNDCLASS class_main, class_button_box, class_shadow, class_history;
1637
1638 class_main.style = CS_HREDRAW | CS_VREDRAW;
1639 class_main.lpfnWndProc = WINHELP_MainWndProc;
1640 class_main.cbClsExtra = 0;
1641 class_main.cbWndExtra = sizeof(WINHELP_WINDOW *);
1642 class_main.hInstance = Globals.hInstance;
1643 class_main.hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
1644 class_main.hCursor = LoadCursor(0, IDC_ARROW);
1645 class_main.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
1646 class_main.lpszMenuName = 0;
1647 class_main.lpszClassName = MAIN_WIN_CLASS_NAME;
1648
1649 class_button_box = class_main;
1650 class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc;
1651 class_button_box.cbWndExtra = 0;
1652 class_button_box.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
1653 class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME;
1654
1655 class_shadow = class_main;
1656 class_shadow.lpfnWndProc = WINHELP_ShadowWndProc;
1657 class_shadow.cbWndExtra = 0;
1658 class_shadow.hbrBackground = (HBRUSH)(COLOR_3DDKSHADOW+1);
1659 class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME;
1660
1661 class_history = class_main;
1662 class_history.lpfnWndProc = WINHELP_HistoryWndProc;
1663 class_history.lpszClassName = HISTORY_WIN_CLASS_NAME;
1664
1665 return (RegisterClass(&class_main) &&
1666 RegisterClass(&class_button_box) &&
1667 RegisterClass(&class_shadow) &&
1668 RegisterClass(&class_history));
1669 }
1670
1671 /***********************************************************************
1672 *
1673 * WinMain
1674 */
1675 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
1676 {
1677 MSG msg;
1678 LONG lHash = 0;
1679 HLPFILE* hlpfile;
1680 static CHAR default_wndname[] = "main";
1681 LPSTR wndname = default_wndname;
1682 WINHELP_DLL* dll;
1683
1684 Globals.hInstance = hInstance;
1685
1686 if (LoadLibrary("riched20.dll") == NULL)
1687 return MessageBox(0, MAKEINTRESOURCE(STID_NO_RICHEDIT),
1688 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
1689
1690 /* Get options */
1691 while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
1692 {
1693 CHAR option;
1694 LPCSTR topic_id;
1695 if (*cmdline++ == ' ') continue;
1696
1697 option = *cmdline;
1698 if (option) cmdline++;
1699 while (*cmdline && *cmdline == ' ') cmdline++;
1700 switch (option)
1701 {
1702 case 'i':
1703 case 'I':
1704 topic_id = cmdline;
1705 while (*cmdline && *cmdline != ' ') cmdline++;
1706 if (*cmdline) *cmdline++ = '\0';
1707 lHash = HLPFILE_Hash(topic_id);
1708 break;
1709
1710 case '3':
1711 case '4':
1712 Globals.wVersion = option - '0';
1713 break;
1714
1715 case 'x':
1716 show = SW_HIDE;
1717 Globals.isBook = FALSE;
1718 break;
1719
1720 default:
1721 WINE_FIXME("Unsupported cmd line: %s\n", cmdline);
1722 break;
1723 }
1724 }
1725
1726 /* Create primary window */
1727 if (!WINHELP_RegisterWinClasses())
1728 {
1729 WINE_FIXME("Couldn't register classes\n");
1730 return 0;
1731 }
1732
1733 if (*cmdline)
1734 {
1735 char* ptr;
1736 if ((*cmdline == '"') && (ptr = strchr(cmdline+1, '"')))
1737 {
1738 cmdline++;
1739 *ptr = '\0';
1740 }
1741 if ((ptr = strchr(cmdline, '>')))
1742 {
1743 *ptr = '\0';
1744 wndname = ptr + 1;
1745 }
1746 hlpfile = WINHELP_LookupHelpFile(cmdline);
1747 if (!hlpfile) return 0;
1748 }
1749 else hlpfile = NULL;
1750 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, lHash,
1751 WINHELP_GetWindowInfo(hlpfile, wndname), show);
1752
1753 /* Message loop */
1754 while ((Globals.win_list || Globals.active_popup) && GetMessage(&msg, 0, 0, 0))
1755 {
1756 TranslateMessage(&msg);
1757 DispatchMessage(&msg);
1758 }
1759 for (dll = Globals.dlls; dll; dll = dll->next)
1760 {
1761 if (dll->class & DC_INITTERM) dll->handler(DW_TERM, 0, 0);
1762 }
1763 return 0;
1764 }
Windows API implementation