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ole32: Fix some pointer conversion warnings on 64-bit.
[wine.git] / programs / winhlp32 / winhelp.c
blob7f74d8b75df1157572f9124cd8345d4ddaac8a05
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 = 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 = 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->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 LoadString(Globals.hInstance, STID_WINE_HELP, mwi.caption, sizeof(mwi.caption));
278 mwi.origin.x = mwi.origin.y = mwi.size.cx = mwi.size.cy = CW_USEDEFAULT;
279 mwi.style = SW_SHOW;
280 mwi.win_style = WS_OVERLAPPEDWINDOW;
281 mwi.sr_color = mwi.sr_color = 0xFFFFFF;
282 }
283 return &mwi;
284 }
285
286 /******************************************************************
287 * HLPFILE_GetPopupWindowInfo
288 *
289 *
290 */
291 static HLPFILE_WINDOWINFO* WINHELP_GetPopupWindowInfo(HLPFILE* hlpfile,
292 WINHELP_WINDOW* parent, LPARAM mouse)
293 {
294 static HLPFILE_WINDOWINFO wi;
295
296 RECT parent_rect;
297
298 wi.type[0] = wi.name[0] = wi.caption[0] = '\0';
299
300 /* Calculate horizontal size and position of a popup window */
301 GetWindowRect(parent->hMainWnd, &parent_rect);
302 wi.size.cx = (parent_rect.right - parent_rect.left) / 2;
303 wi.size.cy = 10; /* need a non null value, so that border are taken into account while computing */
304
305 wi.origin.x = (short)LOWORD(mouse);
306 wi.origin.y = (short)HIWORD(mouse);
307 ClientToScreen(parent->hMainWnd, &wi.origin);
308 wi.origin.x -= wi.size.cx / 2;
309 wi.origin.x = min(wi.origin.x, GetSystemMetrics(SM_CXSCREEN) - wi.size.cx);
310 wi.origin.x = max(wi.origin.x, 0);
311
312 wi.style = SW_SHOW;
313 wi.win_style = WS_POPUP | WS_BORDER;
314 if (parent->page->file->has_popup_color)
315 wi.sr_color = parent->page->file->popup_color;
316 else
317 wi.sr_color = parent->info->sr_color;
318 wi.nsr_color = 0xFFFFFF;
319
320 return &wi;
321 }
322
323 typedef struct
324 {
325 WORD size;
326 WORD command;
327 LONG data;
328 LONG reserved;
329 WORD ofsFilename;
330 WORD ofsData;
331 } WINHELP,*LPWINHELP;
332
333 static BOOL WINHELP_HasWorkingWindow(void)
334 {
335 if (!Globals.active_win) return FALSE;
336 if (Globals.active_win->next || Globals.win_list != Globals.active_win) return TRUE;
337 return Globals.active_win->page != NULL && Globals.active_win->page->file != NULL;
338 }
339
340 /******************************************************************
341 * WINHELP_HandleCommand
342 *
343 *
344 */
345 static LRESULT WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam)
346 {
347 COPYDATASTRUCT* cds = (COPYDATASTRUCT*)lParam;
348 WINHELP* wh;
349
350 if (cds->dwData != 0xA1DE505)
351 {
352 WINE_FIXME("Wrong magic number (%08lx)\n", cds->dwData);
353 return 0;
354 }
355
356 wh = cds->lpData;
357
358 if (wh)
359 {
360 char* ptr = (wh->ofsFilename) ? (LPSTR)wh + wh->ofsFilename : NULL;
361
362 WINE_TRACE("Got[%u]: cmd=%u data=%08x fn=%s\n",
363 wh->size, wh->command, wh->data, ptr);
364 switch (wh->command)
365 {
366 case HELP_CONTEXT:
367 if (ptr)
368 {
369 MACRO_JumpContext(ptr, "main", wh->data);
370 }
371 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
372 break;
373 case HELP_QUIT:
374 MACRO_Exit();
375 break;
376 case HELP_CONTENTS:
377 if (ptr)
378 {
379 MACRO_JumpContents(ptr, "main");
380 }
381 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
382 break;
383 case HELP_HELPONHELP:
384 MACRO_HelpOn();
385 if (!WINHELP_HasWorkingWindow()) MACRO_Exit();
386 break;
387 /* case HELP_SETINDEX: */
388 case HELP_SETCONTENTS:
389 if (ptr)
390 {
391 MACRO_SetContents(ptr, wh->data);
392 }
393 break;
394 case HELP_CONTEXTPOPUP:
395 if (ptr)
396 {
397 MACRO_PopupContext(ptr, wh->data);
398 }
399 break;
400 /* case HELP_FORCEFILE:*/
401 /* case HELP_CONTEXTMENU: */
402 case HELP_FINDER:
403 /* in fact, should be the topic dialog box */
404 WINE_FIXME("HELP_FINDER: stub\n");
405 if (ptr)
406 {
407 MACRO_JumpHash(ptr, "main", 0);
408 }
409 break;
410 /* case HELP_WM_HELP: */
411 /* case HELP_SETPOPUP_POS: */
412 /* case HELP_KEY: */
413 /* case HELP_COMMAND: */
414 /* case HELP_PARTIALKEY: */
415 /* case HELP_MULTIKEY: */
416 /* case HELP_SETWINPOS: */
417 default:
418 WINE_FIXME("Unhandled command (%x) for remote winhelp control\n", wh->command);
419 break;
420 }
421 }
422 /* Always return success for now */
423 return 1;
424 }
425
426 void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win)
427 {
428 RECT rect, button_box_rect;
429 INT text_top = 0;
430 HWND hButtonBoxWnd = GetDlgItem(win->hMainWnd, CTL_ID_BUTTON);
431 HWND hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
432
433 GetClientRect(win->hMainWnd, &rect);
434
435 /* Update button box and text Window */
436 SetWindowPos(hButtonBoxWnd, HWND_TOP,
437 rect.left, rect.top,
438 rect.right - rect.left,
439 rect.bottom - rect.top, 0);
440
441 if (GetWindowRect(hButtonBoxWnd, &button_box_rect))
442 text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
443
444 SetWindowPos(hTextWnd, HWND_TOP,
445 rect.left, text_top,
446 rect.right - rect.left,
447 rect.bottom - text_top, 0);
448
449 }
450
451 /******************************************************************
452 * WINHELP_DeleteButtons
453 *
454 */
455 static void WINHELP_DeleteButtons(WINHELP_WINDOW* win)
456 {
457 WINHELP_BUTTON* b;
458 WINHELP_BUTTON* bp;
459
460 for (b = win->first_button; b; b = bp)
461 {
462 DestroyWindow(b->hWnd);
463 bp = b->next;
464 HeapFree(GetProcessHeap(), 0, b);
465 }
466 win->first_button = NULL;
467 }
468
469 /******************************************************************
470 * WINHELP_DeleteBackSet
471 *
472 */
473 void WINHELP_DeleteBackSet(WINHELP_WINDOW* win)
474 {
475 unsigned int i;
476
477 for (i = 0; i < win->back.index; i++)
478 {
479 HLPFILE_FreeHlpFile(win->back.set[i].page->file);
480 win->back.set[i].page = NULL;
481 }
482 win->back.index = 0;
483 }
484
485 /******************************************************************
486 * WINHELP_DeletePageLinks
487 *
488 */
489 static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page)
490 {
491 HLPFILE_LINK* curr;
492 HLPFILE_LINK* next;
493
494 for (curr = page->first_link; curr; curr = next)
495 {
496 next = curr->next;
497 HeapFree(GetProcessHeap(), 0, curr);
498 }
499 }
500
501 /***********************************************************************
502 *
503 * WINHELP_DeleteWindow
504 */
505 static void WINHELP_DeleteWindow(WINHELP_WINDOW* win)
506 {
507 WINHELP_WINDOW** w;
508
509 for (w = &Globals.win_list; *w; w = &(*w)->next)
510 {
511 if (*w == win)
512 {
513 *w = win->next;
514 break;
515 }
516 }
517
518 if (Globals.active_win == win)
519 {
520 Globals.active_win = Globals.win_list;
521 if (Globals.win_list)
522 SetActiveWindow(Globals.win_list->hMainWnd);
523 }
524
525 if (win == Globals.active_popup)
526 Globals.active_popup = NULL;
527
528 WINHELP_DeleteButtons(win);
529
530 if (win->page) WINHELP_DeletePageLinks(win->page);
531 if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
532 if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd);
533
534 DeleteObject(win->hBrush);
535
536 WINHELP_DeleteBackSet(win);
537
538 if (win->page) HLPFILE_FreeHlpFile(win->page->file);
539 HeapFree(GetProcessHeap(), 0, win);
540 }
541
542 static char* WINHELP_GetCaption(WINHELP_WNDPAGE* wpage)
543 {
544 if (wpage->wininfo->caption[0]) return wpage->wininfo->caption;
545 return wpage->page->file->lpszTitle;
546 }
547
548 static void WINHELP_RememberPage(WINHELP_WINDOW* win, WINHELP_WNDPAGE* wpage)
549 {
550 unsigned num;
551
552 if (!Globals.history.index || Globals.history.set[0].page != wpage->page)
553 {
554 num = sizeof(Globals.history.set) / sizeof(Globals.history.set[0]);
555 /* we're full, remove latest entry */
556 if (Globals.history.index == num)
557 {
558 HLPFILE_FreeHlpFile(Globals.history.set[num - 1].page->file);
559 Globals.history.index--;
560 }
561 memmove(&Globals.history.set[1], &Globals.history.set[0],
562 Globals.history.index * sizeof(Globals.history.set[0]));
563 Globals.history.set[0] = *wpage;
564 Globals.history.index++;
565 wpage->page->file->wRefCount++;
566 }
567 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
568
569 num = sizeof(win->back.set) / sizeof(win->back.set[0]);
570 if (win->back.index == num)
571 {
572 /* we're full, remove latest entry */
573 HLPFILE_FreeHlpFile(win->back.set[0].page->file);
574 memmove(&win->back.set[0], &win->back.set[1],
575 (num - 1) * sizeof(win->back.set[0]));
576 win->back.index--;
577 }
578 win->back.set[win->back.index++] = *wpage;
579 wpage->page->file->wRefCount++;
580 }
581
582 /***********************************************************************
583 *
584 * WINHELP_FindLink
585 */
586 static HLPFILE_LINK* WINHELP_FindLink(WINHELP_WINDOW* win, LPARAM pos)
587 {
588 HLPFILE_LINK* link;
589 POINTL mouse_ptl, char_ptl, char_next_ptl;
590 DWORD cp;
591
592 if (!win->page) return NULL;
593
594 mouse_ptl.x = (short)LOWORD(pos);
595 mouse_ptl.y = (short)HIWORD(pos);
596 cp = SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_CHARFROMPOS,
597 0, (LPARAM)&mouse_ptl);
598
599 for (link = win->page->first_link; link; link = link->next)
600 {
601 if (link->cpMin <= cp && cp <= link->cpMax)
602 {
603 /* check whether we're at end of line */
604 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
605 (LPARAM)&char_ptl, cp);
606 SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR,
607 (LPARAM)&char_next_ptl, cp + 1);
608 if (char_next_ptl.y != char_ptl.y || mouse_ptl.x >= char_next_ptl.x)
609 link = NULL;
610 break;
611 }
612 }
613 return link;
614 }
615
616 static LRESULT CALLBACK WINHELP_RicheditWndProc(HWND hWnd, UINT msg,
617 WPARAM wParam, LPARAM lParam)
618 {
619 WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
620 DWORD messagePos;
621 POINT pt;
622 switch(msg)
623 {
624 case WM_SETCURSOR:
625 messagePos = GetMessagePos();
626 pt.x = (short)LOWORD(messagePos);
627 pt.y = (short)HIWORD(messagePos);
628 ScreenToClient(hWnd, &pt);
629 if (win->page && WINHELP_FindLink(win, MAKELPARAM(pt.x, pt.y)))
630 {
631 SetCursor(win->hHandCur);
632 return 0;
633 }
634 /* fall through */
635 default:
636 return CallWindowProcA(win->origRicheditWndProc, hWnd, msg, wParam, lParam);
637 }
638 }
639
640 /***********************************************************************
641 *
642 * WINHELP_CreateHelpWindow
643 */
644 BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remember)
645 {
646 WINHELP_WINDOW* win = NULL;
647 BOOL bPrimary, bPopup, bReUsed = FALSE;
648 LPSTR name;
649 HICON hIcon;
650 HWND hTextWnd = NULL;
651
652 bPrimary = !lstrcmpi(wpage->wininfo->name, "main");
653 bPopup = !bPrimary && (wpage->wininfo->win_style & WS_POPUP);
654
655 if (!bPopup)
656 {
657 for (win = Globals.win_list; win; win = win->next)
658 {
659 if (!lstrcmpi(win->lpszName, wpage->wininfo->name))
660 {
661 POINT pt = {0, 0};
662 SIZE sz = {0, 0};
663 DWORD flags = SWP_NOSIZE | SWP_NOMOVE;
664
665 WINHELP_DeleteButtons(win);
666 bReUsed = TRUE;
667 SetWindowText(win->hMainWnd, WINHELP_GetCaption(wpage));
668 if (wpage->wininfo->origin.x != CW_USEDEFAULT &&
669 wpage->wininfo->origin.y != CW_USEDEFAULT)
670 {
671 pt = wpage->wininfo->origin;
672 flags &= ~SWP_NOSIZE;
673 }
674 if (wpage->wininfo->size.cx != CW_USEDEFAULT &&
675 wpage->wininfo->size.cy != CW_USEDEFAULT)
676 {
677 sz = wpage->wininfo->size;
678 flags &= ~SWP_NOMOVE;
679 }
680 SetWindowPos(win->hMainWnd, HWND_TOP, pt.x, pt.y, sz.cx, sz.cy, flags);
681
682 if (wpage->page && win->page && wpage->page->file != win->page->file)
683 WINHELP_DeleteBackSet(win);
684 WINHELP_InitFonts(win->hMainWnd);
685
686 win->page = wpage->page;
687 win->info = wpage->wininfo;
688 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
689 WINHELP_SetupText(hTextWnd, win, wpage->relative);
690
691 InvalidateRect(win->hMainWnd, NULL, TRUE);
692 if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE);
693
694 break;
695 }
696 }
697 }
698
699 if (!win)
700 {
701 /* Initialize WINHELP_WINDOW struct */
702 win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
703 sizeof(WINHELP_WINDOW) + strlen(wpage->wininfo->name) + 1);
704 if (!win) return FALSE;
705 win->next = Globals.win_list;
706 Globals.win_list = win;
707
708 name = (char*)win + sizeof(WINHELP_WINDOW);
709 lstrcpy(name, wpage->wininfo->name);
710 win->lpszName = name;
711 win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND);
712 win->back.index = 0;
713 win->font_scale = 1;
714 }
715 win->page = wpage->page;
716 win->info = wpage->wininfo;
717
718 if (!bPopup && wpage->page && remember)
719 {
720 WINHELP_RememberPage(win, wpage);
721 }
722
723 if (bPopup)
724 Globals.active_popup = win;
725 else
726 Globals.active_win = win;
727
728 /* Initialize default pushbuttons */
729 if (bPrimary && wpage->page)
730 {
731 CHAR buffer[MAX_STRING_LEN];
732
733 LoadString(Globals.hInstance, STID_CONTENTS, buffer, sizeof(buffer));
734 MACRO_CreateButton("BTN_CONTENTS", buffer, "Contents()");
735 LoadString(Globals.hInstance, STID_INDEX, buffer, sizeof(buffer));
736 MACRO_CreateButton("BTN_INDEX", buffer, "Finder()");
737 LoadString(Globals.hInstance, STID_BACK, buffer, sizeof(buffer));
738 MACRO_CreateButton("BTN_BACK", buffer, "Back()");
739 if (win->back.index <= 1) MACRO_DisableButton("BTN_BACK");
740 }
741
742 if (!bReUsed)
743 {
744 win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME,
745 WINHELP_GetCaption(wpage),
746 bPrimary ? WS_OVERLAPPEDWINDOW : wpage->wininfo->win_style,
747 wpage->wininfo->origin.x, wpage->wininfo->origin.y,
748 wpage->wininfo->size.cx, wpage->wininfo->size.cy,
749 bPopup ? Globals.active_win->hMainWnd : NULL,
750 bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0,
751 Globals.hInstance, win);
752 if (!bPopup)
753 /* Create button box and text Window */
754 CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
755 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL);
756
757 hTextWnd = CreateWindow(RICHEDIT_CLASS, NULL,
758 ES_MULTILINE | ES_READONLY | WS_CHILD | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE,
759 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, NULL);
760 SendMessage(hTextWnd, EM_SETEVENTMASK, 0,
761 SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0) | ENM_MOUSEEVENTS);
762 win->origRicheditWndProc = (WNDPROC)SetWindowLongPtr(hTextWnd, GWLP_WNDPROC,
763 (LONG_PTR)WINHELP_RicheditWndProc);
764 }
765
766 hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL;
767 if (!hIcon) hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
768 SendMessage(win->hMainWnd, WM_SETICON, ICON_SMALL, (DWORD_PTR)hIcon);
769
770 /* Initialize file specific pushbuttons */
771 if (!(wpage->wininfo->win_style & WS_POPUP) && wpage->page)
772 {
773 HLPFILE_MACRO *macro;
774 for (macro = wpage->page->file->first_macro; macro; macro = macro->next)
775 MACRO_ExecuteMacro(macro->lpszMacro);
776
777 for (macro = wpage->page->first_macro; macro; macro = macro->next)
778 MACRO_ExecuteMacro(macro->lpszMacro);
779 }
780
781 if (bPopup)
782 {
783 DWORD mask = SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0);
784 RECT rect;
785
786 win->font_scale = Globals.active_win->font_scale;
787 WINHELP_SetupText(hTextWnd, win, wpage->relative);
788
789 /* we need the window to be shown for richedit to compute the size */
790 ShowWindow(win->hMainWnd, nCmdShow);
791 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask | ENM_REQUESTRESIZE);
792 SendMessage(hTextWnd, EM_REQUESTRESIZE, 0, 0);
793 SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask);
794
795 GetWindowRect(win->hMainWnd, &rect);
796 win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME,
797 "", WS_POPUP | WS_VISIBLE,
798 rect.left + SHADOW_DX, rect.top + SHADOW_DY,
799 rect.right - rect.left,
800 rect.bottom - rect.top,
801 Globals.active_win->hMainWnd, 0,
802 Globals.hInstance, NULL);
803 SetWindowPos(win->hMainWnd, win->hShadowWnd, 0, 0, 0, 0,
804 SWP_NOSIZE | SWP_NOMOVE);
805 }
806 else
807 {
808 WINHELP_SetupText(hTextWnd, win, wpage->relative);
809 WINHELP_LayoutMainWindow(win);
810 ShowWindow(win->hMainWnd, nCmdShow);
811 }
812
813 return TRUE;
814 }
815
816 /******************************************************************
817 * WINHELP_OpenHelpWindow
818 * Main function to search for a page and display it in a window
819 */
820 BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*lookup)(HLPFILE*, LONG, ULONG*),
821 HLPFILE* hlpfile, LONG val, HLPFILE_WINDOWINFO* wi,
822 int nCmdShow)
823 {
824 WINHELP_WNDPAGE wpage;
825
826 wpage.page = lookup(hlpfile, val, &wpage.relative);
827 if (wpage.page) wpage.page->file->wRefCount++;
828 wpage.wininfo = wi;
829 return WINHELP_CreateHelpWindow(&wpage, nCmdShow, TRUE);
830 }
831
832 /******************************************************************
833 * WINHELP_HandleTextMouse
834 *
835 */
836 static BOOL WINHELP_HandleTextMouse(WINHELP_WINDOW* win, UINT msg, LPARAM lParam)
837 {
838 HLPFILE* hlpfile;
839 HLPFILE_LINK* link;
840 BOOL ret = FALSE;
841
842 switch (msg)
843 {
844 case WM_LBUTTONDOWN:
845 if ((link = WINHELP_FindLink(win, lParam)))
846 {
847 HLPFILE_WINDOWINFO* wi;
848
849 switch (link->cookie)
850 {
851 case hlp_link_link:
852 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
853 {
854 if (link->window == -1)
855 wi = win->info;
856 else if (link->window < hlpfile->numWindows)
857 wi = &hlpfile->windows[link->window];
858 else
859 {
860 WINE_WARN("link to window %d/%d\n", link->window, hlpfile->numWindows);
861 break;
862 }
863 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, wi, SW_NORMAL);
864 }
865 break;
866 case hlp_link_popup:
867 if ((hlpfile = WINHELP_LookupHelpFile(link->string)))
868 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash,
869 WINHELP_GetPopupWindowInfo(hlpfile, win, lParam),
870 SW_NORMAL);
871 break;
872 case hlp_link_macro:
873 MACRO_ExecuteMacro(link->string);
874 break;
875 default:
876 WINE_FIXME("Unknown link cookie %d\n", link->cookie);
877 }
878 ret = TRUE;
879 }
880 break;
881 }
882 return ret;
883 }
884
885 /***********************************************************************
886 *
887 * WINHELP_CheckPopup
888 */
889 static BOOL WINHELP_CheckPopup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* lret)
890 {
891 HWND hPopup;
892
893 if (!Globals.active_popup) return FALSE;
894
895 switch (msg)
896 {
897 case WM_NOTIFY:
898 {
899 MSGFILTER* msgf = (MSGFILTER*)lParam;
900 if (msgf->nmhdr.code == EN_MSGFILTER)
901 {
902 if (!WINHELP_CheckPopup(hWnd, msgf->msg, msgf->wParam, msgf->lParam, NULL))
903 return FALSE;
904 if (lret) *lret = 1;
905 return TRUE;
906 }
907 }
908 break;
909 case WM_ACTIVATE:
910 if (wParam != WA_INACTIVE || (HWND)lParam == Globals.active_win->hMainWnd ||
911 (HWND)lParam == Globals.active_popup->hMainWnd ||
912 GetWindow((HWND)lParam, GW_OWNER) == Globals.active_win->hMainWnd)
913 break;
914 case WM_LBUTTONDOWN:
915 if (WINHELP_HandleTextMouse(Globals.active_popup, msg, lParam))
916 return FALSE;
917 /* fall through */
918 case WM_LBUTTONUP:
919 case WM_MBUTTONDOWN:
920 case WM_RBUTTONDOWN:
921 case WM_NCLBUTTONDOWN:
922 case WM_NCMBUTTONDOWN:
923 case WM_NCRBUTTONDOWN:
924 hPopup = Globals.active_popup->hMainWnd;
925 Globals.active_popup = NULL;
926 DestroyWindow(hPopup);
927 return TRUE;
928 }
929 return FALSE;
930 }
931
932 /***********************************************************************
933 *
934 * WINHELP_ButtonWndProc
935 */
936 static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
937 {
938 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
939
940 if (msg == WM_KEYDOWN)
941 {
942 switch (wParam)
943 {
944 case VK_UP:
945 case VK_DOWN:
946 case VK_PRIOR:
947 case VK_NEXT:
948 case VK_ESCAPE:
949 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
950 }
951 }
952
953 return CallWindowProc(Globals.button_proc, hWnd, msg, wParam, lParam);
954 }
955
956 /***********************************************************************
957 *
958 * WINHELP_ButtonBoxWndProc
959 */
960 static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
961 {
962 WINDOWPOS *winpos;
963 WINHELP_WINDOW *win;
964 WINHELP_BUTTON *button;
965 SIZE button_size;
966 INT x, y;
967
968 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0L;
969
970 switch (msg)
971 {
972 case WM_WINDOWPOSCHANGING:
973 winpos = (WINDOWPOS*) lParam;
974 win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0);
975
976 /* Update buttons */
977 button_size.cx = 0;
978 button_size.cy = 0;
979 for (button = win->first_button; button; button = button->next)
980 {
981 HDC hDc;
982 SIZE textsize;
983 if (!button->hWnd)
984 {
985 button->hWnd = CreateWindow(STRING_BUTTON, button->lpszName,
986 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
987 0, 0, 0, 0,
988 hWnd, (HMENU) button->wParam,
989 Globals.hInstance, 0);
990 if (button->hWnd)
991 {
992 if (Globals.button_proc == NULL)
993 {
994 NONCLIENTMETRICSW ncm;
995 Globals.button_proc = (WNDPROC) GetWindowLongPtr(button->hWnd, GWLP_WNDPROC);
996
997 ncm.cbSize = sizeof(NONCLIENTMETRICSW);
998 SystemParametersInfoW(SPI_GETNONCLIENTMETRICS,
999 sizeof(NONCLIENTMETRICSW), &ncm, 0);
1000 Globals.hButtonFont = CreateFontIndirectW(&ncm.lfMenuFont);
1001 }
1002 SetWindowLongPtr(button->hWnd, GWLP_WNDPROC, (LONG_PTR) WINHELP_ButtonWndProc);
1003 if (Globals.hButtonFont)
1004 SendMessage(button->hWnd, WM_SETFONT, (WPARAM)Globals.hButtonFont, TRUE);
1005 }
1006 }
1007 hDc = GetDC(button->hWnd);
1008 GetTextExtentPoint(hDc, button->lpszName,
1009 lstrlen(button->lpszName), &textsize);
1010 ReleaseDC(button->hWnd, hDc);
1011
1012 button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX);
1013 button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY);
1014 }
1015
1016 x = 0;
1017 y = 0;
1018 for (button = win->first_button; button; button = button->next)
1019 {
1020 SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0);
1021
1022 if (x + 2 * button_size.cx <= winpos->cx)
1023 x += button_size.cx;
1024 else
1025 x = 0, y += button_size.cy;
1026 }
1027 winpos->cy = y + (x ? button_size.cy : 0);
1028 break;
1029
1030 case WM_COMMAND:
1031 SendMessage(GetParent(hWnd), msg, wParam, lParam);
1032 break;
1033
1034 case WM_KEYDOWN:
1035 switch (wParam)
1036 {
1037 case VK_UP:
1038 case VK_DOWN:
1039 case VK_PRIOR:
1040 case VK_NEXT:
1041 case VK_ESCAPE:
1042 return SendMessage(GetParent(hWnd), msg, wParam, lParam);
1043 }
1044 break;
1045 }
1046
1047 return DefWindowProc(hWnd, msg, wParam, lParam);
1048 }
1049
1050 /******************************************************************
1051 * WINHELP_HistoryWndProc
1052 *
1053 *
1054 */
1055 static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1056 {
1057 WINHELP_WINDOW* win;
1058 PAINTSTRUCT ps;
1059 HDC hDc;
1060 TEXTMETRIC tm;
1061 unsigned int i;
1062 RECT r;
1063
1064 switch (msg)
1065 {
1066 case WM_NCCREATE:
1067 win = (WINHELP_WINDOW*)((LPCREATESTRUCT)lParam)->lpCreateParams;
1068 SetWindowLongPtr(hWnd, 0, (ULONG_PTR)win);
1069 win->hHistoryWnd = hWnd;
1070 break;
1071 case WM_CREATE:
1072 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1073 hDc = GetDC(hWnd);
1074 GetTextMetrics(hDc, &tm);
1075 GetWindowRect(hWnd, &r);
1076
1077 r.right = r.left + 30 * tm.tmAveCharWidth;
1078 r.bottom = r.top + (sizeof(Globals.history.set) / sizeof(Globals.history.set[0])) * tm.tmHeight;
1079 AdjustWindowRect(&r, GetWindowLong(hWnd, GWL_STYLE), FALSE);
1080 if (r.left < 0) {r.right -= r.left; r.left = 0;}
1081 if (r.top < 0) {r.bottom -= r.top; r.top = 0;}
1082
1083 MoveWindow(hWnd, r.left, r.top, r.right, r.bottom, TRUE);
1084 ReleaseDC(hWnd, hDc);
1085 break;
1086 case WM_LBUTTONDOWN:
1087 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1088 hDc = GetDC(hWnd);
1089 GetTextMetrics(hDc, &tm);
1090 i = HIWORD(lParam) / tm.tmHeight;
1091 if (i < Globals.history.index)
1092 WINHELP_CreateHelpWindow(&Globals.history.set[i], SW_SHOW, TRUE);
1093 ReleaseDC(hWnd, hDc);
1094 break;
1095 case WM_PAINT:
1096 hDc = BeginPaint(hWnd, &ps);
1097 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1098 GetTextMetrics(hDc, &tm);
1099
1100 for (i = 0; i < Globals.history.index; i++)
1101 {
1102 if (Globals.history.set[i].page->file == Globals.active_win->page->file)
1103 {
1104 TextOut(hDc, 0, i * tm.tmHeight,
1105 Globals.history.set[i].page->lpszTitle,
1106 strlen(Globals.history.set[i].page->lpszTitle));
1107 }
1108 else
1109 {
1110 char buffer[1024];
1111 const char* ptr1;
1112 const char* ptr2;
1113 unsigned len;
1114
1115 ptr1 = strrchr(Globals.history.set[i].page->file->lpszPath, '\\');
1116 if (!ptr1) ptr1 = Globals.history.set[i].page->file->lpszPath;
1117 else ptr1++;
1118 ptr2 = strrchr(ptr1, '.');
1119 len = ptr2 ? ptr2 - ptr1 : strlen(ptr1);
1120 if (len > sizeof(buffer)) len = sizeof(buffer);
1121 memcpy(buffer, ptr1, len);
1122 if (len < sizeof(buffer)) buffer[len++] = ':';
1123 strncpy(&buffer[len], Globals.history.set[i].page->lpszTitle, sizeof(buffer) - len);
1124 buffer[sizeof(buffer) - 1] = '\0';
1125 TextOut(hDc, 0, i * tm.tmHeight, buffer, strlen(buffer));
1126 }
1127 }
1128 EndPaint(hWnd, &ps);
1129 break;
1130 case WM_DESTROY:
1131 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1132 if (hWnd == win->hHistoryWnd)
1133 win->hHistoryWnd = 0;
1134 break;
1135 }
1136 return DefWindowProc(hWnd, msg, wParam, lParam);
1137 }
1138
1139 /***********************************************************************
1140 *
1141 * WINHELP_ShadowWndProc
1142 */
1143 static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1144 {
1145 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0;
1146 return WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL) ? 0L : DefWindowProc(hWnd, msg, wParam, lParam);
1147 }
1148
1149 /**************************************************************************
1150 * cb_KWBTree
1151 *
1152 * HLPFILE_BPTreeCallback enumeration function for '|KWBTREE' internal file.
1153 *
1154 */
1155 static void cb_KWBTree(void *p, void **next, void *cookie)
1156 {
1157 HWND hListWnd = cookie;
1158 int count;
1159
1160 WINE_TRACE("Adding '%s' to search list\n", (char *)p);
1161 SendMessage(hListWnd, LB_INSERTSTRING, -1, (LPARAM)p);
1162 count = SendMessage(hListWnd, LB_GETCOUNT, 0, 0);
1163 SendMessage(hListWnd, LB_SETITEMDATA, count-1, (LPARAM)p);
1164 *next = (char*)p + strlen((char*)p) + 7;
1165 }
1166
1167 struct index_data
1168 {
1169 HLPFILE* hlpfile;
1170 BOOL jump;
1171 ULONG offset;
1172 };
1173
1174 /**************************************************************************
1175 * WINHELP_IndexDlgProc
1176 *
1177 */
1178 static INT_PTR CALLBACK WINHELP_IndexDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1179 {
1180 static struct index_data* id;
1181 int sel;
1182
1183 switch (msg)
1184 {
1185 case WM_INITDIALOG:
1186 id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
1187 HLPFILE_BPTreeEnum(id->hlpfile->kwbtree, cb_KWBTree,
1188 GetDlgItem(hWnd, IDC_INDEXLIST));
1189 id->jump = FALSE;
1190 id->offset = 1;
1191 return TRUE;
1192 case WM_COMMAND:
1193 switch (HIWORD(wParam))
1194 {
1195 case LBN_DBLCLK:
1196 if (LOWORD(wParam) == IDC_INDEXLIST)
1197 SendMessage(GetParent(hWnd), PSM_PRESSBUTTON, PSBTN_OK, 0);
1198 break;
1199 }
1200 break;
1201 case WM_NOTIFY:
1202 switch (((NMHDR*)lParam)->code)
1203 {
1204 case PSN_APPLY:
1205 sel = SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETCURSEL, 0, 0);
1206 if (sel != LB_ERR)
1207 {
1208 BYTE *p;
1209 int count;
1210
1211 p = (BYTE*)SendDlgItemMessage(hWnd, IDC_INDEXLIST,
1212 LB_GETITEMDATA, sel, 0);
1213 count = *(short*)((char *)p + strlen((char *)p) + 1);
1214 if (count > 1)
1215 {
1216 MessageBox(hWnd, "count > 1 not supported yet", "Error", MB_OK | MB_ICONSTOP);
1217 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
1218 return TRUE;
1219 }
1220 id->offset = *(ULONG*)((char *)p + strlen((char *)p) + 3);
1221 id->offset = *(long*)(id->hlpfile->kwdata + id->offset + 9);
1222 if (id->offset == 0xFFFFFFFF)
1223 {
1224 MessageBox(hWnd, "macro keywords not supported yet", "Error", MB_OK | MB_ICONSTOP);
1225 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_INVALID);
1226 return TRUE;
1227 }
1228 id->jump = TRUE;
1229 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
1230 }
1231 return TRUE;
1232 default:
1233 return FALSE;
1234 }
1235 break;
1236 default:
1237 break;
1238 }
1239 return FALSE;
1240 }
1241
1242 /**************************************************************************
1243 * WINHELP_SearchDlgProc
1244 *
1245 */
1246 static INT_PTR CALLBACK WINHELP_SearchDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1247 {
1248 static struct index_data* id;
1249
1250 switch (msg)
1251 {
1252 case WM_INITDIALOG:
1253 id = (struct index_data*)((PROPSHEETPAGE*)lParam)->lParam;
1254 return TRUE;
1255 case WM_NOTIFY:
1256 switch (((NMHDR*)lParam)->code)
1257 {
1258 case PSN_APPLY:
1259 SetWindowLongPtr(hWnd, DWLP_MSGRESULT, PSNRET_NOERROR);
1260 return TRUE;
1261 default:
1262 return FALSE;
1263 }
1264 break;
1265 default:
1266 break;
1267 }
1268 return FALSE;
1269 }
1270
1271 /***********************************************************************
1272 *
1273 * WINHELP_MainWndProc
1274 */
1275 static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1276 {
1277 WINHELP_WINDOW *win;
1278 WINHELP_BUTTON *button;
1279 INT keyDelta;
1280 HWND hTextWnd;
1281 LRESULT ret;
1282
1283 if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, &ret)) return ret;
1284
1285 switch (msg)
1286 {
1287 case WM_NCCREATE:
1288 win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
1289 SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win);
1290 if (!win->page && Globals.isBook)
1291 PostMessage(hWnd, WM_COMMAND, MNID_FILE_OPEN, 0);
1292 win->hMainWnd = hWnd;
1293 break;
1294
1295 case WM_WINDOWPOSCHANGED:
1296 WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0));
1297 break;
1298
1299 case WM_COMMAND:
1300 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1301 switch (wParam)
1302 {
1303 /* Menu FILE */
1304 case MNID_FILE_OPEN: MACRO_FileOpen(); break;
1305 case MNID_FILE_PRINT: MACRO_Print(); break;
1306 case MNID_FILE_SETUP: MACRO_PrinterSetup(); break;
1307 case MNID_FILE_EXIT: MACRO_Exit(); break;
1308
1309 /* Menu EDIT */
1310 case MNID_EDIT_COPYDLG:
1311 SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
1312 break;
1313 case MNID_EDIT_ANNOTATE:MACRO_Annotate(); break;
1314
1315 /* Menu Bookmark */
1316 case MNID_BKMK_DEFINE: MACRO_BookmarkDefine(); break;
1317
1318 /* Menu Help */
1319 case MNID_HELP_HELPON: MACRO_HelpOn(); break;
1320 case MNID_HELP_HELPTOP: MACRO_HelpOnTop(); break;
1321 case MNID_HELP_ABOUT: MACRO_About(); break;
1322 case MNID_HELP_WINE: ShellAbout(hWnd, "WINE", "Help", 0); break;
1323
1324 /* Context help */
1325 case MNID_CTXT_ANNOTATE:MACRO_Annotate(); break;
1326 case MNID_CTXT_COPY: MACRO_CopyDialog(); break;
1327 case MNID_CTXT_PRINT: MACRO_Print(); break;
1328 case MNID_OPTS_HISTORY: MACRO_History(); break;
1329 case MNID_OPTS_FONTS_SMALL:
1330 case MNID_CTXT_FONTS_SMALL:
1331 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1332 if (win->font_scale != 0)
1333 {
1334 win->font_scale = 0;
1335 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1336 }
1337 break;
1338 case MNID_OPTS_FONTS_NORMAL:
1339 case MNID_CTXT_FONTS_NORMAL:
1340 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1341 if (win->font_scale != 1)
1342 {
1343 win->font_scale = 1;
1344 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1345 }
1346 break;
1347 case MNID_OPTS_FONTS_LARGE:
1348 case MNID_CTXT_FONTS_LARGE:
1349 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1350 if (win->font_scale != 2)
1351 {
1352 win->font_scale = 2;
1353 WINHELP_SetupText(GetDlgItem(hWnd, CTL_ID_TEXT), win, 0 /* FIXME */);
1354 }
1355 break;
1356 case MNID_OPTS_HELP_DEFAULT:
1357 case MNID_OPTS_HELP_VISIBLE:
1358 case MNID_OPTS_HELP_NONVISIBLE:
1359 case MNID_OPTS_SYSTEM_COLORS:
1360 case MNID_CTXT_HELP_DEFAULT:
1361 case MNID_CTXT_HELP_VISIBLE:
1362 case MNID_CTXT_HELP_NONVISIBLE:
1363 case MNID_CTXT_SYSTEM_COLORS:
1364 /* FIXME: NIY */
1365
1366 default:
1367 /* Buttons */
1368 for (button = win->first_button; button; button = button->next)
1369 if (wParam == button->wParam) break;
1370 if (button)
1371 MACRO_ExecuteMacro(button->lpszMacro);
1372 else if (!HIWORD(wParam))
1373 MessageBox(0, MAKEINTRESOURCE(STID_NOT_IMPLEMENTED),
1374 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
1375 break;
1376 }
1377 break;
1378 /* EPP case WM_DESTROY: */
1379 /* EPP if (Globals.hPopupWnd) DestroyWindow(Globals.hPopupWnd); */
1380 /* EPP break; */
1381 case WM_COPYDATA:
1382 return WINHELP_HandleCommand((HWND)wParam, lParam);
1383
1384 case WM_CHAR:
1385 if (wParam == 3)
1386 {
1387 SendMessage(GetDlgItem(hWnd, CTL_ID_TEXT), WM_COPY, 0, 0);
1388 return 0;
1389 }
1390 break;
1391
1392 case WM_KEYDOWN:
1393 keyDelta = 0;
1394 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1395 hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT);
1396
1397 switch (wParam)
1398 {
1399 case VK_UP:
1400 SendMessage(hTextWnd, EM_SCROLL, SB_LINEUP, 0);
1401 return 0;
1402 case VK_DOWN:
1403 SendMessage(hTextWnd, EM_SCROLL, SB_LINEDOWN, 0);
1404 return 0;
1405 case VK_PRIOR:
1406 SendMessage(hTextWnd, EM_SCROLL, SB_PAGEUP, 0);
1407 return 0;
1408 case VK_NEXT:
1409 SendMessage(hTextWnd, EM_SCROLL, SB_PAGEDOWN, 0);
1410 return 0;
1411 case VK_ESCAPE:
1412 MACRO_Exit();
1413 return 0;
1414 }
1415 break;
1416
1417 case WM_NOTIFY:
1418 if (wParam == CTL_ID_TEXT)
1419 {
1420 RECT rc;
1421
1422 switch (((NMHDR*)lParam)->code)
1423 {
1424 case EN_MSGFILTER:
1425 {
1426 const MSGFILTER* msgf = (const MSGFILTER*)lParam;
1427 switch (msgf->msg)
1428 {
1429 case WM_KEYUP:
1430 if (msgf->wParam == VK_ESCAPE) DestroyWindow(hWnd);
1431 break;
1432 case WM_RBUTTONDOWN:
1433 {
1434 HMENU hMenu;
1435 POINT pt;
1436
1437 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1438 hMenu = LoadMenu(Globals.hInstance, (LPSTR)CONTEXT_MENU);
1439 switch (win->font_scale)
1440 {
1441 case 0:
1442 CheckMenuItem(hMenu, MNID_CTXT_FONTS_SMALL,
1443 MF_BYCOMMAND|MF_CHECKED);
1444 break;
1445 default:
1446 WINE_FIXME("Unsupported %d\n", win->font_scale);
1447 case 1:
1448 CheckMenuItem(hMenu, MNID_CTXT_FONTS_NORMAL,
1449 MF_BYCOMMAND|MF_CHECKED);
1450 break;
1451 case 2:
1452 CheckMenuItem(hMenu, MNID_CTXT_FONTS_LARGE,
1453 MF_BYCOMMAND|MF_CHECKED);
1454 break;
1455 }
1456 pt.x = (int)(short)LOWORD(msgf->lParam);
1457 pt.y = (int)(short)HIWORD(msgf->lParam);
1458 ClientToScreen(msgf->nmhdr.hwndFrom, &pt);
1459 TrackPopupMenu(GetSubMenu(hMenu, 0), TPM_LEFTALIGN|TPM_TOPALIGN,
1460 pt.x, pt.y, 0, hWnd, NULL);
1461 DestroyMenu(hMenu);
1462 }
1463 break;
1464 default:
1465 return WINHELP_HandleTextMouse((WINHELP_WINDOW*)GetWindowLongPtr(hWnd, 0),
1466 msgf->msg, msgf->lParam);
1467 }
1468 }
1469 break;
1470
1471 case EN_REQUESTRESIZE:
1472 rc = ((REQRESIZE*)lParam)->rc;
1473 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1474 AdjustWindowRect(&rc, GetWindowLong(win->hMainWnd, GWL_STYLE),
1475 FALSE);
1476 SetWindowPos(win->hMainWnd, HWND_TOP, 0, 0,
1477 rc.right - rc.left, rc.bottom - rc.top,
1478 SWP_NOMOVE | SWP_NOZORDER);
1479 WINHELP_LayoutMainWindow(win);
1480 break;
1481 }
1482 }
1483 break;
1484
1485 case WM_INITMENUPOPUP:
1486 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1487 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_SMALL,
1488 MF_BYCOMMAND | (win->font_scale == 0) ? MF_CHECKED : 0);
1489 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_NORMAL,
1490 MF_BYCOMMAND | (win->font_scale == 1) ? MF_CHECKED : 0);
1491 CheckMenuItem((HMENU)wParam, MNID_OPTS_FONTS_LARGE,
1492 MF_BYCOMMAND | (win->font_scale == 2) ? MF_CHECKED : 0);
1493 break;
1494
1495 case WM_NCDESTROY:
1496 {
1497 BOOL bExit;
1498 win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0);
1499 bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->lpszName, "main"));
1500 WINHELP_DeleteWindow(win);
1501
1502 if (bExit) MACRO_Exit();
1503 if (!Globals.win_list)
1504 PostQuitMessage(0);
1505 }
1506 break;
1507 }
1508 return DefWindowProc(hWnd, msg, wParam, lParam);
1509 }
1510
1511 /**************************************************************************
1512 * WINHELP_CreateIndexWindow
1513 *
1514 * Displays a dialog with keywords of current help file.
1515 *
1516 */
1517 BOOL WINHELP_CreateIndexWindow(BOOL is_search)
1518 {
1519 HPROPSHEETPAGE psPage[3];
1520 PROPSHEETPAGE psp;
1521 PROPSHEETHEADER psHead;
1522 struct index_data id;
1523 char buf[256];
1524
1525 if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file)
1526 id.hlpfile = Globals.active_win->page->file;
1527 else
1528 return FALSE;
1529
1530 if (id.hlpfile->kwbtree == NULL)
1531 {
1532 WINE_TRACE("No index provided\n");
1533 return FALSE;
1534 }
1535
1536 InitCommonControls();
1537
1538 id.jump = FALSE;
1539 memset(&psp, 0, sizeof(psp));
1540 psp.dwSize = sizeof(psp);
1541 psp.dwFlags = 0;
1542 psp.hInstance = Globals.hInstance;
1543
1544 psp.u.pszTemplate = MAKEINTRESOURCE(IDD_INDEX);
1545 psp.lParam = (LPARAM)&id;
1546 psp.pfnDlgProc = WINHELP_IndexDlgProc;
1547 psPage[0] = CreatePropertySheetPage(&psp);
1548
1549 psp.u.pszTemplate = MAKEINTRESOURCE(IDD_SEARCH);
1550 psp.lParam = (LPARAM)&id;
1551 psp.pfnDlgProc = WINHELP_SearchDlgProc;
1552 psPage[1] = CreatePropertySheetPage(&psp);
1553
1554 memset(&psHead, 0, sizeof(psHead));
1555 psHead.dwSize = sizeof(psHead);
1556
1557 LoadString(Globals.hInstance, STID_PSH_INDEX, buf, sizeof(buf));
1558 strcat(buf, Globals.active_win->info->caption);
1559
1560 psHead.pszCaption = buf;
1561 psHead.nPages = 2;
1562 psHead.u2.nStartPage = is_search ? 1 : 0;
1563 psHead.hwndParent = Globals.active_win->hMainWnd;
1564 psHead.u3.phpage = psPage;
1565 psHead.dwFlags = PSH_NOAPPLYNOW;
1566
1567 PropertySheet(&psHead);
1568 if (id.jump)
1569 {
1570 WINE_TRACE("got %d as an offset\n", id.offset);
1571 WINHELP_OpenHelpWindow(HLPFILE_PageByOffset, id.hlpfile, id.offset,
1572 Globals.active_win->info, SW_NORMAL);
1573 }
1574 return TRUE;
1575 }
1576
1577 /***********************************************************************
1578 *
1579 * RegisterWinClasses
1580 */
1581 static BOOL WINHELP_RegisterWinClasses(void)
1582 {
1583 WNDCLASS class_main, class_button_box, class_shadow, class_history;
1584
1585 class_main.style = CS_HREDRAW | CS_VREDRAW;
1586 class_main.lpfnWndProc = WINHELP_MainWndProc;
1587 class_main.cbClsExtra = 0;
1588 class_main.cbWndExtra = sizeof(WINHELP_WINDOW *);
1589 class_main.hInstance = Globals.hInstance;
1590 class_main.hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP));
1591 class_main.hCursor = LoadCursor(0, IDC_ARROW);
1592 class_main.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
1593 class_main.lpszMenuName = 0;
1594 class_main.lpszClassName = MAIN_WIN_CLASS_NAME;
1595
1596 class_button_box = class_main;
1597 class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc;
1598 class_button_box.cbWndExtra = 0;
1599 class_button_box.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
1600 class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME;
1601
1602 class_shadow = class_main;
1603 class_shadow.lpfnWndProc = WINHELP_ShadowWndProc;
1604 class_shadow.cbWndExtra = 0;
1605 class_shadow.hbrBackground = (HBRUSH)(COLOR_3DDKSHADOW+1);
1606 class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME;
1607
1608 class_history = class_main;
1609 class_history.lpfnWndProc = WINHELP_HistoryWndProc;
1610 class_history.lpszClassName = HISTORY_WIN_CLASS_NAME;
1611
1612 return (RegisterClass(&class_main) &&
1613 RegisterClass(&class_button_box) &&
1614 RegisterClass(&class_shadow) &&
1615 RegisterClass(&class_history));
1616 }
1617
1618 /***********************************************************************
1619 *
1620 * WinMain
1621 */
1622 int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
1623 {
1624 MSG msg;
1625 LONG lHash = 0;
1626 HLPFILE* hlpfile;
1627 static CHAR default_wndname[] = "main";
1628 LPSTR wndname = default_wndname;
1629 WINHELP_DLL* dll;
1630
1631 Globals.hInstance = hInstance;
1632
1633 if (LoadLibrary("riched20.dll") == NULL)
1634 return MessageBox(0, MAKEINTRESOURCE(STID_NO_RICHEDIT),
1635 MAKEINTRESOURCE(STID_WHERROR), MB_OK);
1636
1637 /* Get options */
1638 while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
1639 {
1640 CHAR option;
1641 LPCSTR topic_id;
1642 if (*cmdline++ == ' ') continue;
1643
1644 option = *cmdline;
1645 if (option) cmdline++;
1646 while (*cmdline && *cmdline == ' ') cmdline++;
1647 switch (option)
1648 {
1649 case 'i':
1650 case 'I':
1651 topic_id = cmdline;
1652 while (*cmdline && *cmdline != ' ') cmdline++;
1653 if (*cmdline) *cmdline++ = '\0';
1654 lHash = HLPFILE_Hash(topic_id);
1655 break;
1656
1657 case '3':
1658 case '4':
1659 Globals.wVersion = option - '0';
1660 break;
1661
1662 case 'x':
1663 show = SW_HIDE;
1664 Globals.isBook = FALSE;
1665 break;
1666
1667 default:
1668 WINE_FIXME("Unsupported cmd line: %s\n", cmdline);
1669 break;
1670 }
1671 }
1672
1673 /* Create primary window */
1674 if (!WINHELP_RegisterWinClasses())
1675 {
1676 WINE_FIXME("Couldn't register classes\n");
1677 return 0;
1678 }
1679
1680 if (*cmdline)
1681 {
1682 char* ptr;
1683 if ((*cmdline == '"') && (ptr = strchr(cmdline+1, '"')))
1684 {
1685 cmdline++;
1686 *ptr = '\0';
1687 }
1688 if ((ptr = strchr(cmdline, '>')))
1689 {
1690 *ptr = '\0';
1691 wndname = ptr + 1;
1692 }
1693 hlpfile = WINHELP_LookupHelpFile(cmdline);
1694 if (!hlpfile) return 0;
1695 }
1696 else hlpfile = NULL;
1697 WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, lHash,
1698 WINHELP_GetWindowInfo(hlpfile, wndname), show);
1699
1700 /* Message loop */
1701 while (GetMessage(&msg, 0, 0, 0))
1702 {
1703 TranslateMessage(&msg);
1704 DispatchMessage(&msg);
1705 }
1706 for (dll = Globals.dlls; dll; dll = dll->next)
1707 {
1708 if (dll->class & DC_INITTERM) dll->handler(DW_TERM, 0, 0);
1709 }
1710 return 0;
1711 }
Windows API implementation