/* * Help Viewer * * Copyright 1996 Ulrich Schmid * 2002 Sylvain Petreolle * 2002, 2008 Eric Pouech * 2004 Ken Belleau * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include #include #include #include #include #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "commdlg.h" #include "winhelp.h" #include "winhelp_res.h" #include "shellapi.h" #include "richedit.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(winhelp); static BOOL WINHELP_RegisterWinClasses(void); static LRESULT CALLBACK WINHELP_MainWndProc(HWND, UINT, WPARAM, LPARAM); static LRESULT CALLBACK WINHELP_TextWndProc(HWND, UINT, WPARAM, LPARAM); static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND, UINT, WPARAM, LPARAM); static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND, UINT, WPARAM, LPARAM); static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND, UINT, WPARAM, LPARAM); static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND, UINT, WPARAM, LPARAM); static BOOL WINHELP_CheckPopup(HWND, UINT, WPARAM, LPARAM, LRESULT*); static BOOL WINHELP_SplitLines(HWND hWnd, LPSIZE); static void WINHELP_InitFonts(HWND hWnd); static void WINHELP_DeleteLines(WINHELP_WINDOW*); static void WINHELP_DeleteWindow(WINHELP_WINDOW*); static void WINHELP_DeleteButtons(WINHELP_WINDOW*); static void WINHELP_SetupText(HWND hWnd, WINHELP_WINDOW *win, ULONG relative); static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page); static WINHELP_LINE_PART* WINHELP_IsOverLink(WINHELP_WINDOW*, WPARAM, LPARAM); WINHELP_GLOBALS Globals = {3, NULL, TRUE, NULL, NULL, NULL, NULL, NULL, {{{NULL,NULL}},0}}; static BOOL use_richedit; #define CTL_ID_BUTTON 0x700 #define CTL_ID_TEXT 0x701 /*********************************************************************** * * WINHELP_GetOpenFileName */ BOOL WINHELP_GetOpenFileName(LPSTR lpszFile, int len) { OPENFILENAME openfilename; CHAR szDir[MAX_PATH]; CHAR szzFilter[2 * MAX_STRING_LEN + 100]; LPSTR p = szzFilter; WINE_TRACE("()\n"); LoadString(Globals.hInstance, STID_HELP_FILES_HLP, p, MAX_STRING_LEN); p += strlen(p) + 1; lstrcpy(p, "*.hlp"); p += strlen(p) + 1; LoadString(Globals.hInstance, STID_ALL_FILES, p, MAX_STRING_LEN); p += strlen(p) + 1; lstrcpy(p, "*.*"); p += strlen(p) + 1; *p = '\0'; GetCurrentDirectory(sizeof(szDir), szDir); lpszFile[0]='\0'; openfilename.lStructSize = sizeof(OPENFILENAME); openfilename.hwndOwner = NULL; openfilename.hInstance = Globals.hInstance; openfilename.lpstrFilter = szzFilter; openfilename.lpstrCustomFilter = 0; openfilename.nMaxCustFilter = 0; openfilename.nFilterIndex = 1; openfilename.lpstrFile = lpszFile; openfilename.nMaxFile = len; openfilename.lpstrFileTitle = 0; openfilename.nMaxFileTitle = 0; openfilename.lpstrInitialDir = szDir; openfilename.lpstrTitle = 0; openfilename.Flags = 0; openfilename.nFileOffset = 0; openfilename.nFileExtension = 0; openfilename.lpstrDefExt = 0; openfilename.lCustData = 0; openfilename.lpfnHook = 0; openfilename.lpTemplateName = 0; return GetOpenFileName(&openfilename); } static char* WINHELP_GetCaption(WINHELP_WNDPAGE* wpage) { if (wpage->wininfo->caption[0]) return wpage->wininfo->caption; return wpage->page->file->lpszTitle; } /*********************************************************************** * * WINHELP_LookupHelpFile */ HLPFILE* WINHELP_LookupHelpFile(LPCSTR lpszFile) { HLPFILE* hlpfile; char szFullName[MAX_PATH]; char szAddPath[MAX_PATH]; char *p; /* * NOTE: This is needed by popup windows only. * In other cases it's not needed but does not hurt though. */ if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file) { strcpy(szAddPath, Globals.active_win->page->file->lpszPath); p = strrchr(szAddPath, '\\'); if (p) *p = 0; } /* * FIXME: Should we swap conditions? */ if (!SearchPath(NULL, lpszFile, ".hlp", MAX_PATH, szFullName, NULL) && !SearchPath(szAddPath, lpszFile, ".hlp", MAX_PATH, szFullName, NULL)) { if (WINHELP_MessageBoxIDS_s(STID_FILE_NOT_FOUND_s, lpszFile, STID_WHERROR, MB_YESNO|MB_ICONQUESTION) != IDYES) return NULL; if (!WINHELP_GetOpenFileName(szFullName, MAX_PATH)) return NULL; } hlpfile = HLPFILE_ReadHlpFile(szFullName); if (!hlpfile) WINHELP_MessageBoxIDS_s(STID_HLPFILE_ERROR_s, lpszFile, STID_WHERROR, MB_OK|MB_ICONSTOP); return hlpfile; } /****************************************************************** * WINHELP_GetWindowInfo * * */ HLPFILE_WINDOWINFO* WINHELP_GetWindowInfo(HLPFILE* hlpfile, LPCSTR name) { static HLPFILE_WINDOWINFO mwi; unsigned int i; if (!name || !name[0]) name = Globals.active_win->lpszName; if (hlpfile) for (i = 0; i < hlpfile->numWindows; i++) if (!strcmp(hlpfile->windows[i].name, name)) return &hlpfile->windows[i]; if (strcmp(name, "main") != 0) { WINE_FIXME("Couldn't find window info for %s\n", name); assert(0); return NULL; } if (!mwi.name[0]) { strcpy(mwi.type, "primary"); strcpy(mwi.name, "main"); if (!LoadString(Globals.hInstance, STID_WINE_HELP, mwi.caption, sizeof(mwi.caption))) strcpy(mwi.caption, hlpfile->lpszTitle); mwi.origin.x = mwi.origin.y = mwi.size.cx = mwi.size.cy = CW_USEDEFAULT; mwi.style = SW_SHOW; mwi.win_style = WS_OVERLAPPEDWINDOW; mwi.sr_color = mwi.sr_color = 0xFFFFFF; } return &mwi; } /****************************************************************** * HLPFILE_GetPopupWindowInfo * * */ static HLPFILE_WINDOWINFO* WINHELP_GetPopupWindowInfo(HLPFILE* hlpfile, WINHELP_WINDOW* parent, LPARAM mouse) { static HLPFILE_WINDOWINFO wi; RECT parent_rect; wi.type[0] = wi.name[0] = wi.caption[0] = '\0'; /* Calculate horizontal size and position of a popup window */ GetWindowRect(parent->hMainWnd, &parent_rect); wi.size.cx = (parent_rect.right - parent_rect.left) / 2; wi.size.cy = 10; /* need a non null value, so that border are taken into account while computing */ wi.origin.x = (short)LOWORD(mouse); wi.origin.y = (short)HIWORD(mouse); ClientToScreen(parent->hMainWnd, &wi.origin); wi.origin.x -= wi.size.cx / 2; wi.origin.x = min(wi.origin.x, GetSystemMetrics(SM_CXSCREEN) - wi.size.cx); wi.origin.x = max(wi.origin.x, 0); wi.style = SW_SHOW; wi.win_style = WS_POPUP | WS_BORDER; wi.sr_color = parent->info->sr_color; wi.nsr_color = 0xFFFFFF; return &wi; } /*********************************************************************** * * WinMain */ int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show) { MSG msg; LONG lHash = 0; HLPFILE* hlpfile; static CHAR default_wndname[] = "main"; LPSTR wndname = default_wndname; WINHELP_DLL* dll; Globals.hInstance = hInstance; use_richedit = getenv("WINHELP_RICHEDIT") != NULL; if (use_richedit && LoadLibrary("riched20.dll") == NULL) return MessageBox(0, MAKEINTRESOURCE(STID_NO_RICHEDIT), MAKEINTRESOURCE(STID_WHERROR), MB_OK); /* Get options */ while (*cmdline && (*cmdline == ' ' || *cmdline == '-')) { CHAR option; LPCSTR topic_id; if (*cmdline++ == ' ') continue; option = *cmdline; if (option) cmdline++; while (*cmdline && *cmdline == ' ') cmdline++; switch (option) { case 'i': case 'I': topic_id = cmdline; while (*cmdline && *cmdline != ' ') cmdline++; if (*cmdline) *cmdline++ = '\0'; lHash = HLPFILE_Hash(topic_id); break; case '3': case '4': Globals.wVersion = option - '0'; break; case 'x': show = SW_HIDE; Globals.isBook = FALSE; break; default: WINE_FIXME("Unsupported cmd line: %s\n", cmdline); break; } } /* Create primary window */ if (!WINHELP_RegisterWinClasses()) { WINE_FIXME("Couldn't register classes\n"); return 0; } if (*cmdline) { char* ptr; if ((*cmdline == '"') && (ptr = strchr(cmdline+1, '"'))) { cmdline++; *ptr = '\0'; } if ((ptr = strchr(cmdline, '>'))) { *ptr = '\0'; wndname = ptr + 1; } hlpfile = WINHELP_LookupHelpFile(cmdline); if (!hlpfile) return 0; } else hlpfile = NULL; WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, lHash, WINHELP_GetWindowInfo(hlpfile, wndname), show); /* Message loop */ while (GetMessage(&msg, 0, 0, 0)) { TranslateMessage(&msg); DispatchMessage(&msg); } for (dll = Globals.dlls; dll; dll = dll->next) { if (dll->class & DC_INITTERM) dll->handler(DW_TERM, 0, 0); } return 0; } /*********************************************************************** * * RegisterWinClasses */ static BOOL WINHELP_RegisterWinClasses(void) { WNDCLASS class_main, class_button_box, class_text, class_shadow, class_history; class_main.style = CS_HREDRAW | CS_VREDRAW; class_main.lpfnWndProc = WINHELP_MainWndProc; class_main.cbClsExtra = 0; class_main.cbWndExtra = sizeof(LONG); class_main.hInstance = Globals.hInstance; class_main.hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP)); class_main.hCursor = LoadCursor(0, IDC_ARROW); class_main.hbrBackground = (HBRUSH)(COLOR_WINDOW+1); class_main.lpszMenuName = 0; class_main.lpszClassName = MAIN_WIN_CLASS_NAME; class_button_box = class_main; class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc; class_button_box.cbWndExtra = 0; class_button_box.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1); class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME; class_text = class_main; class_text.lpfnWndProc = WINHELP_TextWndProc; class_text.hbrBackground = 0; class_text.lpszClassName = TEXT_WIN_CLASS_NAME; class_shadow = class_main; class_shadow.lpfnWndProc = WINHELP_ShadowWndProc; class_shadow.cbWndExtra = 0; class_shadow.hbrBackground = (HBRUSH)(COLOR_3DDKSHADOW+1); class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME; class_history = class_main; class_history.lpfnWndProc = WINHELP_HistoryWndProc; class_history.lpszClassName = HISTORY_WIN_CLASS_NAME; return (RegisterClass(&class_main) && RegisterClass(&class_button_box) && RegisterClass(&class_text) && RegisterClass(&class_shadow) && RegisterClass(&class_history)); } typedef struct { WORD size; WORD command; LONG data; LONG reserved; WORD ofsFilename; WORD ofsData; } WINHELP,*LPWINHELP; /****************************************************************** * WINHELP_HandleCommand * * */ static LRESULT WINHELP_HandleCommand(HWND hSrcWnd, LPARAM lParam) { COPYDATASTRUCT* cds = (COPYDATASTRUCT*)lParam; WINHELP* wh; if (cds->dwData != 0xA1DE505) { WINE_FIXME("Wrong magic number (%08lx)\n", cds->dwData); return 0; } wh = (WINHELP*)cds->lpData; if (wh) { char* ptr = (wh->ofsFilename) ? (LPSTR)wh + wh->ofsFilename : NULL; WINE_TRACE("Got[%u]: cmd=%u data=%08x fn=%s\n", wh->size, wh->command, wh->data, ptr); switch (wh->command) { case HELP_CONTEXT: if (ptr) { MACRO_JumpContext(ptr, "main", wh->data); } break; case HELP_QUIT: MACRO_Exit(); break; case HELP_CONTENTS: if (ptr) { MACRO_JumpContents(ptr, "main"); } break; case HELP_HELPONHELP: MACRO_HelpOn(); break; /* case HELP_SETINDEX: */ case HELP_SETCONTENTS: if (ptr) { MACRO_SetContents(ptr, wh->data); } break; case HELP_CONTEXTPOPUP: if (ptr) { MACRO_PopupContext(ptr, wh->data); } break; /* case HELP_FORCEFILE:*/ /* case HELP_CONTEXTMENU: */ case HELP_FINDER: /* in fact, should be the topic dialog box */ WINE_FIXME("HELP_FINDER: stub\n"); if (ptr) { MACRO_JumpHash(ptr, "main", 0); } break; /* case HELP_WM_HELP: */ /* case HELP_SETPOPUP_POS: */ /* case HELP_KEY: */ /* case HELP_COMMAND: */ /* case HELP_PARTIALKEY: */ /* case HELP_MULTIKEY: */ /* case HELP_SETWINPOS: */ default: WINE_FIXME("Unhandled command (%x) for remote winhelp control\n", wh->command); break; } } /* Always return success for now */ return 1; } void WINHELP_LayoutMainWindow(WINHELP_WINDOW* win) { RECT rect, button_box_rect; INT text_top = 0; HWND hButtonBoxWnd = GetDlgItem(win->hMainWnd, CTL_ID_BUTTON); HWND hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT); GetClientRect(win->hMainWnd, &rect); /* Update button box and text Window */ SetWindowPos(hButtonBoxWnd, HWND_TOP, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, 0); if (GetWindowRect(hButtonBoxWnd, &button_box_rect)) text_top = rect.top + button_box_rect.bottom - button_box_rect.top; SetWindowPos(hTextWnd, HWND_TOP, rect.left, text_top, rect.right - rect.left, rect.bottom - text_top, 0); } static void WINHELP_RememberPage(WINHELP_WINDOW* win, WINHELP_WNDPAGE* wpage) { unsigned num; if (!Globals.history.index || Globals.history.set[0].page != wpage->page) { num = sizeof(Globals.history.set) / sizeof(Globals.history.set[0]); /* we're full, remove latest entry */ if (Globals.history.index == num) { HLPFILE_FreeHlpFile(Globals.history.set[num - 1].page->file); Globals.history.index--; } memmove(&Globals.history.set[1], &Globals.history.set[0], Globals.history.index * sizeof(Globals.history.set[0])); Globals.history.set[0] = *wpage; Globals.history.index++; wpage->page->file->wRefCount++; } if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE); num = sizeof(win->back.set) / sizeof(win->back.set[0]); if (win->back.index == num) { /* we're full, remove latest entry */ HLPFILE_FreeHlpFile(win->back.set[0].page->file); memmove(&win->back.set[0], &win->back.set[1], (num - 1) * sizeof(win->back.set[0])); win->back.index--; } win->back.set[win->back.index++] = *wpage; wpage->page->file->wRefCount++; } /*********************************************************************** * * WINHELP_CreateHelpWindow */ BOOL WINHELP_CreateHelpWindow(WINHELP_WNDPAGE* wpage, int nCmdShow, BOOL remember) { WINHELP_WINDOW* win = NULL; BOOL bPrimary, bPopup, bReUsed = FALSE; LPSTR name; HICON hIcon; HWND hTextWnd = NULL; bPrimary = !lstrcmpi(wpage->wininfo->name, "main"); bPopup = !bPrimary && (wpage->wininfo->win_style & WS_POPUP); if (wpage->page && !wpage->page->first_paragraph) HLPFILE_BrowsePage(wpage->page, NULL); if (!bPopup) { for (win = Globals.win_list; win; win = win->next) { if (!lstrcmpi(win->lpszName, wpage->wininfo->name)) { POINT pt = {0, 0}; SIZE sz = {0, 0}; DWORD flags = SWP_NOSIZE | SWP_NOMOVE; WINHELP_DeleteButtons(win); bReUsed = TRUE; SetWindowText(win->hMainWnd, WINHELP_GetCaption(wpage)); if (wpage->wininfo->origin.x != CW_USEDEFAULT && wpage->wininfo->origin.y != CW_USEDEFAULT) { pt = wpage->wininfo->origin; flags &= ~SWP_NOSIZE; } if (wpage->wininfo->size.cx != CW_USEDEFAULT && wpage->wininfo->size.cy != CW_USEDEFAULT) { sz = wpage->wininfo->size; flags &= ~SWP_NOMOVE; } SetWindowPos(win->hMainWnd, HWND_TOP, pt.x, pt.y, sz.cx, sz.cy, flags); if (wpage->page && wpage->page->file != win->page->file) WINHELP_DeleteBackSet(win); WINHELP_InitFonts(win->hMainWnd); win->page = wpage->page; win->info = wpage->wininfo; hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT); WINHELP_SetupText(hTextWnd, win, wpage->relative); InvalidateRect(win->hMainWnd, NULL, TRUE); if (win->hHistoryWnd) InvalidateRect(win->hHistoryWnd, NULL, TRUE); break; } } } if (!win) { /* Initialize WINHELP_WINDOW struct */ win = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINHELP_WINDOW) + strlen(wpage->wininfo->name) + 1); if (!win) return FALSE; win->next = Globals.win_list; Globals.win_list = win; name = (char*)win + sizeof(WINHELP_WINDOW); lstrcpy(name, wpage->wininfo->name); win->lpszName = name; win->hHandCur = LoadCursorW(0, (LPWSTR)IDC_HAND); win->back.index = 0; } win->page = wpage->page; win->info = wpage->wininfo; win->hArrowCur = LoadCursorA(0, (LPSTR)IDC_ARROW); win->hHandCur = LoadCursorA(0, (LPSTR)IDC_HAND); if (!bPopup && wpage->page && remember) { WINHELP_RememberPage(win, wpage); } if (bPopup) Globals.active_popup = win; else Globals.active_win = win; /* Initialize default pushbuttons */ if (bPrimary && wpage->page) { CHAR buffer[MAX_STRING_LEN]; LoadString(Globals.hInstance, STID_CONTENTS, buffer, sizeof(buffer)); MACRO_CreateButton("BTN_CONTENTS", buffer, "Contents()"); LoadString(Globals.hInstance, STID_SEARCH,buffer, sizeof(buffer)); MACRO_CreateButton("BTN_SEARCH", buffer, "Search()"); LoadString(Globals.hInstance, STID_BACK, buffer, sizeof(buffer)); MACRO_CreateButton("BTN_BACK", buffer, "Back()"); if (win->back.index <= 1) MACRO_DisableButton("BTN_BACK"); LoadString(Globals.hInstance, STID_HISTORY, buffer, sizeof(buffer)); MACRO_CreateButton("BTN_HISTORY", buffer, "History()"); LoadString(Globals.hInstance, STID_TOPICS, buffer, sizeof(buffer)); MACRO_CreateButton("BTN_TOPICS", buffer, "Finder()"); } if (!bReUsed) { win->hMainWnd = CreateWindowEx((bPopup) ? WS_EX_TOOLWINDOW : 0, MAIN_WIN_CLASS_NAME, WINHELP_GetCaption(wpage), bPrimary ? WS_OVERLAPPEDWINDOW : wpage->wininfo->win_style, wpage->wininfo->origin.x, wpage->wininfo->origin.y, wpage->wininfo->size.cx, wpage->wininfo->size.cy, bPopup ? Globals.active_win->hMainWnd : NULL, bPrimary ? LoadMenu(Globals.hInstance, MAKEINTRESOURCE(MAIN_MENU)) : 0, Globals.hInstance, win); if (!bPopup) /* Create button box and text Window */ CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE, 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_BUTTON, Globals.hInstance, NULL); if (!use_richedit) hTextWnd = CreateWindow(TEXT_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE, 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, win); else { hTextWnd = CreateWindow(RICHEDIT_CLASS, NULL, ES_MULTILINE | ES_READONLY | WS_CHILD | WS_HSCROLL | WS_VSCROLL | WS_VISIBLE, 0, 0, 0, 0, win->hMainWnd, (HMENU)CTL_ID_TEXT, Globals.hInstance, NULL); SendMessage(hTextWnd, EM_SETEVENTMASK, 0, SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0) | ENM_MOUSEEVENTS); } } hIcon = (wpage->page) ? wpage->page->file->hIcon : NULL; if (!hIcon) hIcon = LoadIcon(Globals.hInstance, MAKEINTRESOURCE(IDI_WINHELP)); SendMessage(win->hMainWnd, WM_SETICON, ICON_SMALL, (DWORD_PTR)hIcon); /* Initialize file specific pushbuttons */ if (!(wpage->wininfo->win_style & WS_POPUP) && wpage->page) { HLPFILE_MACRO *macro; for (macro = wpage->page->file->first_macro; macro; macro = macro->next) MACRO_ExecuteMacro(macro->lpszMacro); for (macro = wpage->page->first_macro; macro; macro = macro->next) MACRO_ExecuteMacro(macro->lpszMacro); } if (bPopup && use_richedit) { DWORD mask = SendMessage(hTextWnd, EM_GETEVENTMASK, 0, 0); RECT rect; WINHELP_SetupText(hTextWnd, win, wpage->relative); /* we need the window to be shown for richedit to compute the size */ ShowWindow(win->hMainWnd, nCmdShow); SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask | ENM_REQUESTRESIZE); SendMessage(hTextWnd, EM_REQUESTRESIZE, 0, 0); SendMessage(hTextWnd, EM_SETEVENTMASK, 0, mask); GetWindowRect(win->hMainWnd, &rect); win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME, "", WS_POPUP | WS_VISIBLE, rect.left + SHADOW_DX, rect.top + SHADOW_DY, rect.right - rect.left, rect.bottom - rect.top, Globals.active_win->hMainWnd, 0, Globals.hInstance, NULL); SetWindowPos(win->hMainWnd, win->hShadowWnd, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE); } else { WINHELP_SetupText(hTextWnd, win, wpage->relative); WINHELP_LayoutMainWindow(win); ShowWindow(win->hMainWnd, nCmdShow); } return TRUE; } /****************************************************************** * WINHELP_OpenHelpWindow * Main function to search for a page and display it in a window */ BOOL WINHELP_OpenHelpWindow(HLPFILE_PAGE* (*lookup)(HLPFILE*, LONG, ULONG*), HLPFILE* hlpfile, LONG val, HLPFILE_WINDOWINFO* wi, int nCmdShow) { WINHELP_WNDPAGE wpage; wpage.page = lookup(hlpfile, val, &wpage.relative); if (wpage.page) wpage.page->file->wRefCount++; wpage.wininfo = wi; return WINHELP_CreateHelpWindow(&wpage, nCmdShow, TRUE); } /*********************************************************************** * * WINHELP_FindLink */ static HLPFILE_LINK* WINHELP_FindLink(WINHELP_WINDOW* win, LPARAM pos) { HLPFILE_LINK* link; POINTL mouse_ptl, char_ptl, char_next_ptl; DWORD cp; if (!win->page) return NULL; mouse_ptl.x = (short)LOWORD(pos); mouse_ptl.y = (short)HIWORD(pos); cp = SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_CHARFROMPOS, 0, (LPARAM)&mouse_ptl); for (link = win->page->first_link; link; link = link->next) { if (link->cpMin <= cp && cp <= link->cpMax) { /* check whether we're at end of line */ SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR, (LPARAM)&char_ptl, cp); SendMessageW(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), EM_POSFROMCHAR, (LPARAM)&char_next_ptl, cp + 1); if (char_next_ptl.y != char_ptl.y || mouse_ptl.x >= char_next_ptl.x) link = NULL; break; } } return link; } /****************************************************************** * WINHELP_HandleTextMouse * */ static BOOL WINHELP_HandleTextMouse(WINHELP_WINDOW* win, UINT msg, LPARAM lParam) { HLPFILE* hlpfile; HLPFILE_LINK* link; BOOL ret = FALSE; switch (msg) { case WM_MOUSEMOVE: if (WINHELP_FindLink(win, lParam)) SetCursor(win->hHandCur); else SetCursor(LoadCursor(0, IDC_ARROW)); break; case WM_LBUTTONDOWN: if ((win->current_link = WINHELP_FindLink(win, lParam))) ret = TRUE; break; case WM_LBUTTONUP: if ((link = WINHELP_FindLink(win, lParam)) && link == win->current_link) { HLPFILE_WINDOWINFO* wi; switch (link->cookie) { case hlp_link_link: if ((hlpfile = WINHELP_LookupHelpFile(link->string))) { if (link->window == -1) wi = win->info; else if ((link->window >= 0) && (link->window < hlpfile->numWindows)) wi = &hlpfile->windows[link->window]; else { WINE_WARN("link to window %d/%d\n", link->window, hlpfile->numWindows); break; } WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, wi, SW_NORMAL); } break; case hlp_link_popup: if ((hlpfile = WINHELP_LookupHelpFile(link->string))) WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, link->hash, WINHELP_GetPopupWindowInfo(hlpfile, win, lParam), SW_NORMAL); break; case hlp_link_macro: MACRO_ExecuteMacro(link->string); break; default: WINE_FIXME("Unknown link cookie %d\n", link->cookie); } ret = TRUE; } win->current_link = NULL; break; } return ret; } /*********************************************************************** * * WINHELP_MainWndProc */ static LRESULT CALLBACK WINHELP_MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { WINHELP_WINDOW *win; WINHELP_BUTTON *button; RECT rect; INT curPos, min, max, dy, keyDelta; HWND hTextWnd; LRESULT ret; if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, &ret)) return ret; switch (msg) { case WM_NCCREATE: win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams; SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win); if (!win->page && Globals.isBook) PostMessage(hWnd, WM_COMMAND, MNID_FILE_OPEN, 0); win->hMainWnd = hWnd; break; case WM_WINDOWPOSCHANGED: WINHELP_LayoutMainWindow((WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0)); break; case WM_COMMAND: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); switch (wParam) { /* Menu FILE */ case MNID_FILE_OPEN: MACRO_FileOpen(); break; case MNID_FILE_PRINT: MACRO_Print(); break; case MNID_FILE_SETUP: MACRO_PrinterSetup(); break; case MNID_FILE_EXIT: MACRO_Exit(); break; /* Menu EDIT */ case MNID_EDIT_COPYDLG: MACRO_CopyDialog(); break; case MNID_EDIT_ANNOTATE:MACRO_Annotate(); break; /* Menu Bookmark */ case MNID_BKMK_DEFINE: MACRO_BookmarkDefine(); break; /* Menu Help */ case MNID_HELP_HELPON: MACRO_HelpOn(); break; case MNID_HELP_HELPTOP: MACRO_HelpOnTop(); break; case MNID_HELP_ABOUT: MACRO_About(); break; case MNID_HELP_WINE: ShellAbout(hWnd, "WINE", "Help", 0); break; default: /* Buttons */ for (button = win->first_button; button; button = button->next) if (wParam == button->wParam) break; if (button) MACRO_ExecuteMacro(button->lpszMacro); else if (!HIWORD(wParam)) MessageBox(0, MAKEINTRESOURCE(STID_NOT_IMPLEMENTED), MAKEINTRESOURCE(STID_WHERROR), MB_OK); break; } break; /* EPP case WM_DESTROY: */ /* EPP if (Globals.hPopupWnd) DestroyWindow(Globals.hPopupWnd); */ /* EPP break; */ case WM_COPYDATA: return WINHELP_HandleCommand((HWND)wParam, lParam); case WM_KEYDOWN: keyDelta = 0; switch (wParam) { case VK_UP: case VK_DOWN: keyDelta = GetSystemMetrics(SM_CXVSCROLL); if (wParam == VK_UP) keyDelta = -keyDelta; case VK_PRIOR: case VK_NEXT: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); hTextWnd = GetDlgItem(win->hMainWnd, CTL_ID_TEXT); curPos = GetScrollPos(hTextWnd, SB_VERT); GetScrollRange(hTextWnd, SB_VERT, &min, &max); if (keyDelta == 0) { GetClientRect(hTextWnd, &rect); keyDelta = (rect.bottom - rect.top) / 2; if (wParam == VK_PRIOR) keyDelta = -keyDelta; } curPos += keyDelta; if (curPos > max) curPos = max; else if (curPos < min) curPos = min; dy = GetScrollPos(hTextWnd, SB_VERT) - curPos; SetScrollPos(hTextWnd, SB_VERT, curPos, TRUE); ScrollWindow(hTextWnd, 0, dy, NULL, NULL); UpdateWindow(hTextWnd); return 0; case VK_ESCAPE: MACRO_Exit(); return 0; } break; case WM_NOTIFY: if (wParam == CTL_ID_TEXT) { RECT rc; switch (((NMHDR*)lParam)->code) { case EN_MSGFILTER: { const MSGFILTER* msgf = (const MSGFILTER*)lParam; return WINHELP_HandleTextMouse((WINHELP_WINDOW*)GetWindowLong(hWnd, 0), msgf->msg, msgf->lParam); } break; case EN_REQUESTRESIZE: rc = ((REQRESIZE*)lParam)->rc; win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0); AdjustWindowRect(&rc, GetWindowLong(win->hMainWnd, GWL_STYLE), FALSE); SetWindowPos(win->hMainWnd, HWND_TOP, 0, 0, rc.right - rc.left, rc.bottom - rc.top, SWP_NOMOVE | SWP_NOZORDER); WINHELP_LayoutMainWindow(win); break; } } break; case WM_NCDESTROY: { BOOL bExit; win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->lpszName, "main")); WINHELP_DeleteWindow(win); if (bExit) MACRO_Exit(); if (!Globals.win_list) PostQuitMessage(0); } break; } return DefWindowProc(hWnd, msg, wParam, lParam); } static DWORD CALLBACK WINHELP_RtfStreamIn(DWORD_PTR cookie, BYTE* buff, LONG cb, LONG* pcb) { struct RtfData* rd = (struct RtfData*)cookie; if (rd->where >= rd->ptr) return 1; if (rd->where + cb > rd->ptr) cb = rd->ptr - rd->where; memcpy(buff, rd->where, cb); rd->where += cb; *pcb = cb; return 0; } static void WINHELP_FillRichEdit(HWND hTextWnd, WINHELP_WINDOW *win, ULONG relative) { SendMessage(hTextWnd, WM_SETREDRAW, FALSE, 0); SendMessage(hTextWnd, EM_SETBKGNDCOLOR, 0, (LPARAM)win->info->sr_color); /* set word-wrap to window size (undocumented) */ SendMessage(hTextWnd, EM_SETTARGETDEVICE, 0, 0); if (win->page) { struct RtfData rd; EDITSTREAM es; if (HLPFILE_BrowsePage(win->page, &rd)) { rd.where = rd.data; es.dwCookie = (DWORD_PTR)&rd; es.dwError = 0; es.pfnCallback = WINHELP_RtfStreamIn; SendMessageW(hTextWnd, EM_STREAMIN, SF_RTF, (LPARAM)&es); } /* FIXME: else leaking potentially the rd.first_link chain */ HeapFree(GetProcessHeap(), 0, rd.data); } else { SendMessage(hTextWnd, WM_SETTEXT, 0, (LPARAM)""); } SendMessage(hTextWnd, WM_SETREDRAW, TRUE, 0); SendMessage(hTextWnd, EM_SETSEL, 0, 0); SendMessage(hTextWnd, EM_SCROLLCARET, 0, 0); InvalidateRect(hTextWnd, NULL, TRUE); } /*********************************************************************** * * WINHELP_ButtonBoxWndProc */ static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { WINDOWPOS *winpos; WINHELP_WINDOW *win; WINHELP_BUTTON *button; SIZE button_size; INT x, y; if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0L; switch (msg) { case WM_WINDOWPOSCHANGING: winpos = (WINDOWPOS*) lParam; win = (WINHELP_WINDOW*) GetWindowLongPtr(GetParent(hWnd), 0); /* Update buttons */ button_size.cx = 0; button_size.cy = 0; for (button = win->first_button; button; button = button->next) { HDC hDc; SIZE textsize; if (!button->hWnd) { button->hWnd = CreateWindow(STRING_BUTTON, button->lpszName, WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON, 0, 0, 0, 0, hWnd, (HMENU) button->wParam, Globals.hInstance, 0); if (button->hWnd) { if (Globals.button_proc == NULL) Globals.button_proc = (WNDPROC) GetWindowLongPtr(button->hWnd, GWLP_WNDPROC); SetWindowLongPtr(button->hWnd, GWLP_WNDPROC, (LONG_PTR) WINHELP_ButtonWndProc); } } hDc = GetDC(button->hWnd); GetTextExtentPoint(hDc, button->lpszName, lstrlen(button->lpszName), &textsize); ReleaseDC(button->hWnd, hDc); button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX); button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY); } x = 0; y = 0; for (button = win->first_button; button; button = button->next) { SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0); if (x + 2 * button_size.cx <= winpos->cx) x += button_size.cx; else x = 0, y += button_size.cy; } winpos->cy = y + (x ? button_size.cy : 0); break; case WM_COMMAND: SendMessage(GetParent(hWnd), msg, wParam, lParam); break; case WM_KEYDOWN: switch (wParam) { case VK_UP: case VK_DOWN: case VK_PRIOR: case VK_NEXT: case VK_ESCAPE: return SendMessage(GetParent(hWnd), msg, wParam, lParam); } break; } return DefWindowProc(hWnd, msg, wParam, lParam); } /*********************************************************************** * * WINHELP_ButtonWndProc */ static LRESULT CALLBACK WINHELP_ButtonWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0; if (msg == WM_KEYDOWN) { switch (wParam) { case VK_UP: case VK_DOWN: case VK_PRIOR: case VK_NEXT: case VK_ESCAPE: return SendMessage(GetParent(hWnd), msg, wParam, lParam); } } return CallWindowProc(Globals.button_proc, hWnd, msg, wParam, lParam); } /*********************************************************************** * * WINHELP_TextWndProc */ static LRESULT CALLBACK WINHELP_TextWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { WINHELP_WINDOW *win; WINHELP_LINE *line; WINHELP_LINE_PART *part; WINDOWPOS *winpos; PAINTSTRUCT ps; HDC hDc; INT scroll_pos; HWND hPopupWnd; if (msg != WM_LBUTTONDOWN) WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL); switch (msg) { case WM_NCCREATE: win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams; SetWindowLongPtr(hWnd, 0, (ULONG_PTR) win); win->hBrush = CreateSolidBrush(win->info->sr_color); WINHELP_InitFonts(hWnd); break; case WM_CREATE: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); /* Calculate vertical size and position of a popup window */ if (win->info->win_style & WS_POPUP) { POINT origin; RECT old_window_rect; RECT old_client_rect; SIZE old_window_size; SIZE old_client_size; SIZE new_client_size; SIZE new_window_size; GetWindowRect(GetParent(hWnd), &old_window_rect); origin.x = old_window_rect.left; origin.y = old_window_rect.top; old_window_size.cx = old_window_rect.right - old_window_rect.left; old_window_size.cy = old_window_rect.bottom - old_window_rect.top; WINHELP_LayoutMainWindow(win); GetClientRect(hWnd, &old_client_rect); old_client_size.cx = old_client_rect.right - old_client_rect.left; old_client_size.cy = old_client_rect.bottom - old_client_rect.top; new_client_size = old_client_size; WINHELP_SplitLines(hWnd, &new_client_size); if (origin.y + POPUP_YDISTANCE + new_client_size.cy <= GetSystemMetrics(SM_CYSCREEN)) origin.y += POPUP_YDISTANCE; else origin.y -= POPUP_YDISTANCE + new_client_size.cy; new_window_size.cx = old_window_size.cx - old_client_size.cx + new_client_size.cx; new_window_size.cy = old_window_size.cy - old_client_size.cy + new_client_size.cy; win->hShadowWnd = CreateWindowEx(WS_EX_TOOLWINDOW, SHADOW_WIN_CLASS_NAME, "", WS_POPUP, origin.x + SHADOW_DX, origin.y + SHADOW_DY, new_window_size.cx, new_window_size.cy, 0, 0, Globals.hInstance, 0); SetWindowPos(GetParent(hWnd), HWND_TOP, origin.x, origin.y, new_window_size.cx, new_window_size.cy, 0); SetWindowPos(win->hShadowWnd, hWnd, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); ShowWindow(win->hShadowWnd, SW_NORMAL); SetActiveWindow(hWnd); } break; case WM_WINDOWPOSCHANGED: winpos = (WINDOWPOS*) lParam; if (!(winpos->flags & SWP_NOSIZE)) WINHELP_SetupText(hWnd, NULL, 0); break; case WM_MOUSEWHEEL: { int wheelDelta = 0; UINT scrollLines = 3; int curPos = GetScrollPos(hWnd, SB_VERT); int min, max; GetScrollRange(hWnd, SB_VERT, &min, &max); SystemParametersInfo(SPI_GETWHEELSCROLLLINES,0, &scrollLines, 0); if (wParam & (MK_SHIFT | MK_CONTROL)) return DefWindowProc(hWnd, msg, wParam, lParam); wheelDelta -= GET_WHEEL_DELTA_WPARAM(wParam); if (abs(wheelDelta) >= WHEEL_DELTA && scrollLines) { int dy; curPos += wheelDelta; if (curPos > max) curPos = max; else if (curPos < min) curPos = min; dy = GetScrollPos(hWnd, SB_VERT) - curPos; SetScrollPos(hWnd, SB_VERT, curPos, TRUE); ScrollWindow(hWnd, 0, dy, NULL, NULL); UpdateWindow(hWnd); } } break; case WM_VSCROLL: { BOOL update = TRUE; RECT rect; INT Min, Max; INT CurPos = GetScrollPos(hWnd, SB_VERT); INT dy; GetScrollRange(hWnd, SB_VERT, &Min, &Max); GetClientRect(hWnd, &rect); switch (wParam & 0xffff) { case SB_THUMBTRACK: case SB_THUMBPOSITION: CurPos = wParam >> 16; break; case SB_TOP: CurPos = Min; break; case SB_BOTTOM: CurPos = Max; break; case SB_PAGEUP: CurPos -= (rect.bottom - rect.top) / 2; break; case SB_PAGEDOWN: CurPos += (rect.bottom - rect.top) / 2; break; case SB_LINEUP: CurPos -= GetSystemMetrics(SM_CXVSCROLL); break; case SB_LINEDOWN: CurPos += GetSystemMetrics(SM_CXVSCROLL); break; default: update = FALSE; } if (update) { if (CurPos > Max) CurPos = Max; else if (CurPos < Min) CurPos = Min; dy = GetScrollPos(hWnd, SB_VERT) - CurPos; SetScrollPos(hWnd, SB_VERT, CurPos, TRUE); ScrollWindow(hWnd, 0, dy, NULL, NULL); UpdateWindow(hWnd); } } break; case WM_PAINT: hDc = BeginPaint(hWnd, &ps); win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); scroll_pos = GetScrollPos(hWnd, SB_VERT); /* No DPtoLP needed - MM_TEXT map mode */ if (ps.fErase) FillRect(hDc, &ps.rcPaint, win->hBrush); for (line = win->first_line; line; line = line->next) { for (part = &line->first_part; part; part = part->next) { switch (part->cookie) { case hlp_line_part_text: SelectObject(hDc, part->u.text.hFont); SetTextColor(hDc, part->u.text.color); SetBkColor(hDc, win->info->sr_color); TextOut(hDc, part->rect.left, part->rect.top - scroll_pos, part->u.text.lpsText, part->u.text.wTextLen); if (part->u.text.wUnderline) { HPEN hPen; switch (part->u.text.wUnderline) { case 1: /* simple */ case 2: /* double */ hPen = CreatePen(PS_SOLID, 1, part->u.text.color); break; case 3: /* dotted */ hPen = CreatePen(PS_DOT, 1, part->u.text.color); break; default: WINE_FIXME("Unknow underline type\n"); continue; } SelectObject(hDc, hPen); MoveToEx(hDc, part->rect.left, part->rect.bottom - scroll_pos - 1, NULL); LineTo(hDc, part->rect.right, part->rect.bottom - scroll_pos - 1); if (part->u.text.wUnderline == 2) { MoveToEx(hDc, part->rect.left, part->rect.bottom - scroll_pos + 1, NULL); LineTo(hDc, part->rect.right, part->rect.bottom - scroll_pos + 1); } DeleteObject(hPen); } break; case hlp_line_part_bitmap: { HDC hMemDC; hMemDC = CreateCompatibleDC(hDc); SelectObject(hMemDC, part->u.bitmap.hBitmap); BitBlt(hDc, part->rect.left, part->rect.top - scroll_pos, part->rect.right - part->rect.left, part->rect.bottom - part->rect.top, hMemDC, 0, 0, SRCCOPY); DeleteDC(hMemDC); } break; case hlp_line_part_metafile: { HDC hMemDC; HBITMAP hBitmap; SIZE sz; RECT rc; sz.cx = part->rect.right - part->rect.left; sz.cy = part->rect.bottom - part->rect.top; hMemDC = CreateCompatibleDC(hDc); hBitmap = CreateCompatibleBitmap(hDc, sz.cx, sz.cy); SelectObject(hMemDC, hBitmap); SelectObject(hMemDC, win->hBrush); rc.left = 0; rc.top = 0; rc.right = sz.cx; rc.bottom = sz.cy; FillRect(hMemDC, &rc, win->hBrush); SetMapMode(hMemDC, part->u.metafile.mm); SetWindowExtEx(hMemDC, sz.cx, sz.cy, 0); SetViewportExtEx(hMemDC, sz.cx, sz.cy, 0); SetWindowOrgEx(hMemDC, 0, 0, 0); SetViewportOrgEx(hMemDC, 0, 0, 0); PlayMetaFile(hMemDC, part->u.metafile.hMetaFile); SetMapMode(hMemDC, MM_TEXT); SetWindowOrgEx(hMemDC, 0, 0, 0); SetViewportOrgEx(hMemDC, 0, 0, 0); BitBlt(hDc, part->rect.left, part->rect.top - scroll_pos, sz.cx, sz.cy, hMemDC, 0, 0, SRCCOPY); DeleteDC(hMemDC); DeleteObject(hBitmap); } break; } } } EndPaint(hWnd, &ps); break; case WM_MOUSEMOVE: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); if (WINHELP_IsOverLink(win, wParam, lParam)) SetCursor(win->hHandCur); /* set to hand pointer cursor to indicate a link */ else SetCursor(win->hArrowCur); /* set to hand pointer cursor to indicate a link */ break; case WM_LBUTTONDOWN: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); if (Globals.active_popup) { hPopupWnd = Globals.active_popup->hMainWnd; Globals.active_popup = NULL; } else hPopupWnd = NULL; part = WINHELP_IsOverLink(win, wParam, lParam); if (part) { HLPFILE* hlpfile; HLPFILE_WINDOWINFO* wi; if (part->link) switch (part->link->cookie) { case hlp_link_link: hlpfile = WINHELP_LookupHelpFile(part->link->string); if (part->link->window == -1) wi = win->info; else if (part->link->window < hlpfile->numWindows) wi = &hlpfile->windows[part->link->window]; else { WINE_WARN("link to window %d/%d\n", part->link->window, hlpfile->numWindows); break; } WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, part->link->hash, wi, SW_NORMAL); break; case hlp_link_popup: hlpfile = WINHELP_LookupHelpFile(part->link->string); if (hlpfile) WINHELP_OpenHelpWindow(HLPFILE_PageByHash, hlpfile, part->link->hash, WINHELP_GetPopupWindowInfo(hlpfile, win, lParam), SW_NORMAL); break; case hlp_link_macro: MACRO_ExecuteMacro(part->link->string); break; default: WINE_FIXME("Unknown link cookie %d\n", part->link->cookie); } } if (hPopupWnd) DestroyWindow(hPopupWnd); break; } return DefWindowProc(hWnd, msg, wParam, lParam); } /****************************************************************** * WINHELP_HistoryWndProc * * */ static LRESULT CALLBACK WINHELP_HistoryWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { WINHELP_WINDOW* win; PAINTSTRUCT ps; HDC hDc; TEXTMETRIC tm; unsigned int i; RECT r; switch (msg) { case WM_NCCREATE: win = (WINHELP_WINDOW*)((LPCREATESTRUCT)lParam)->lpCreateParams; SetWindowLongPtr(hWnd, 0, (ULONG_PTR)win); win->hHistoryWnd = hWnd; break; case WM_CREATE: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); hDc = GetDC(hWnd); GetTextMetrics(hDc, &tm); GetWindowRect(hWnd, &r); r.right = r.left + 30 * tm.tmAveCharWidth; r.bottom = r.top + (sizeof(Globals.history.set) / sizeof(Globals.history.set[0])) * tm.tmHeight; AdjustWindowRect(&r, GetWindowLong(hWnd, GWL_STYLE), FALSE); if (r.left < 0) {r.right -= r.left; r.left = 0;} if (r.top < 0) {r.bottom -= r.top; r.top = 0;} MoveWindow(hWnd, r.left, r.top, r.right, r.bottom, TRUE); ReleaseDC(hWnd, hDc); break; case WM_LBUTTONDOWN: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); hDc = GetDC(hWnd); GetTextMetrics(hDc, &tm); i = HIWORD(lParam) / tm.tmHeight; if (i < Globals.history.index) WINHELP_CreateHelpWindow(&Globals.history.set[i], SW_SHOW, TRUE); ReleaseDC(hWnd, hDc); break; case WM_PAINT: hDc = BeginPaint(hWnd, &ps); win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); GetTextMetrics(hDc, &tm); for (i = 0; i < Globals.history.index; i++) { if (Globals.history.set[i].page->file == Globals.active_win->page->file) { TextOut(hDc, 0, i * tm.tmHeight, Globals.history.set[i].page->lpszTitle, strlen(Globals.history.set[i].page->lpszTitle)); } else { char buffer[1024]; const char* ptr1; const char* ptr2; unsigned len; ptr1 = strrchr(Globals.history.set[i].page->file->lpszPath, '\\'); if (!ptr1) ptr1 = Globals.history.set[i].page->file->lpszPath; else ptr1++; ptr2 = strrchr(ptr1, '.'); len = ptr2 ? ptr2 - ptr1 : strlen(ptr1); if (len > sizeof(buffer)) len = sizeof(buffer); memcpy(buffer, ptr1, len); if (len < sizeof(buffer)) buffer[len++] = ':'; strncpy(&buffer[len], Globals.history.set[i].page->lpszTitle, sizeof(buffer) - len); buffer[sizeof(buffer) - 1] = '\0'; TextOut(hDc, 0, i * tm.tmHeight, buffer, strlen(buffer)); } } EndPaint(hWnd, &ps); break; case WM_DESTROY: win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); if (hWnd == win->hHistoryWnd) win->hHistoryWnd = 0; break; } return DefWindowProc(hWnd, msg, wParam, lParam); } /*********************************************************************** * * WINHELP_ShadowWndProc */ static LRESULT CALLBACK WINHELP_ShadowWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { if (WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL)) return 0; return WINHELP_CheckPopup(hWnd, msg, wParam, lParam, NULL) ? 0L : DefWindowProc(hWnd, msg, wParam, lParam); } /*********************************************************************** * * SetupText */ static void WINHELP_SetupText(HWND hWnd, WINHELP_WINDOW* win, ULONG relative) { HDC hDc; RECT rect; SIZE newsize; if (!win) win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0); if (use_richedit) return WINHELP_FillRichEdit(hWnd, win, relative); hDc = GetDC(hWnd); ShowScrollBar(hWnd, SB_VERT, FALSE); if (!WINHELP_SplitLines(hWnd, NULL)) { ShowScrollBar(hWnd, SB_VERT, TRUE); GetClientRect(hWnd, &rect); WINHELP_SplitLines(hWnd, &newsize); SetScrollRange(hWnd, SB_VERT, 0, rect.top + newsize.cy - rect.bottom, TRUE); } else { SetScrollPos(hWnd, SB_VERT, 0, FALSE); SetScrollRange(hWnd, SB_VERT, 0, 0, FALSE); } ReleaseDC(hWnd, hDc); } /*********************************************************************** * * WINHELP_AppendText */ static BOOL WINHELP_AppendText(WINHELP_LINE ***linep, WINHELP_LINE_PART ***partp, LPSIZE space, LPSIZE textsize, INT *line_ascent, INT ascent, LPCSTR text, UINT textlen, HFONT font, COLORREF color, HLPFILE_LINK *link, unsigned underline) { WINHELP_LINE *line; WINHELP_LINE_PART *part; LPSTR ptr; if (!*partp) /* New line */ { *line_ascent = ascent; line = HeapAlloc(GetProcessHeap(), 0, sizeof(WINHELP_LINE) + textlen); if (!line) return FALSE; line->next = 0; part = &line->first_part; ptr = (char*)line + sizeof(WINHELP_LINE); line->rect.top = (**linep ? (**linep)->rect.bottom : 0) + space->cy; line->rect.bottom = line->rect.top; line->rect.left = space->cx; line->rect.right = space->cx; if (**linep) *linep = &(**linep)->next; **linep = line; space->cy = 0; } else /* Same line */ { line = **linep; if (*line_ascent < ascent) { WINHELP_LINE_PART *p; for (p = &line->first_part; p; p = p->next) { p->rect.top += ascent - *line_ascent; p->rect.bottom += ascent - *line_ascent; } line->rect.bottom += ascent - *line_ascent; *line_ascent = ascent; } part = HeapAlloc(GetProcessHeap(), 0, sizeof(WINHELP_LINE_PART) + textlen); if (!part) return FALSE; **partp = part; ptr = (char*)part + sizeof(WINHELP_LINE_PART); } memcpy(ptr, text, textlen); part->cookie = hlp_line_part_text; part->rect.left = line->rect.right + (*partp ? space->cx : 0); part->rect.right = part->rect.left + textsize->cx; line->rect.right = part->rect.right; part->rect.top = ((*partp) ? line->rect.top : line->rect.bottom) + *line_ascent - ascent; part->rect.bottom = part->rect.top + textsize->cy; line->rect.bottom = max(line->rect.bottom, part->rect.bottom); part->u.text.lpsText = ptr; part->u.text.wTextLen = textlen; part->u.text.hFont = font; part->u.text.color = color; part->u.text.wUnderline = underline; WINE_TRACE("Appended text '%*.*s'[%d] @ (%d,%d-%d,%d)\n", part->u.text.wTextLen, part->u.text.wTextLen, part->u.text.lpsText, part->u.text.wTextLen, part->rect.left, part->rect.top, part->rect.right, part->rect.bottom); part->link = link; if (link) link->wRefCount++; part->next = 0; *partp = &part->next; space->cx = 0; return TRUE; } /*********************************************************************** * * WINHELP_AppendGfxObject */ static WINHELP_LINE_PART* WINHELP_AppendGfxObject(WINHELP_LINE ***linep, WINHELP_LINE_PART ***partp, LPSIZE space, LPSIZE gfxSize, HLPFILE_LINK *link, unsigned pos) { WINHELP_LINE *line; WINHELP_LINE_PART *part; LPSTR ptr; if (!*partp || pos == 1) /* New line */ { line = HeapAlloc(GetProcessHeap(), 0, sizeof(WINHELP_LINE)); if (!line) return NULL; line->next = NULL; part = &line->first_part; line->rect.top = (**linep ? (**linep)->rect.bottom : 0) + space->cy; line->rect.bottom = line->rect.top; line->rect.left = space->cx; line->rect.right = space->cx; if (**linep) *linep = &(**linep)->next; **linep = line; space->cy = 0; ptr = (char*)line + sizeof(WINHELP_LINE); } else /* Same line */ { if (pos == 2) WINE_FIXME("Left alignment not handled\n"); line = **linep; part = HeapAlloc(GetProcessHeap(), 0, sizeof(WINHELP_LINE_PART)); if (!part) return NULL; **partp = part; ptr = (char*)part + sizeof(WINHELP_LINE_PART); } /* part->cookie should be set by caller (image or metafile) */ part->rect.left = line->rect.right + (*partp ? space->cx : 0); part->rect.right = part->rect.left + gfxSize->cx; line->rect.right = part->rect.right; part->rect.top = (*partp) ? line->rect.top : line->rect.bottom; part->rect.bottom = part->rect.top + gfxSize->cy; line->rect.bottom = max(line->rect.bottom, part->rect.bottom); WINE_TRACE("Appended gfx @ (%d,%d-%d,%d)\n", part->rect.left, part->rect.top, part->rect.right, part->rect.bottom); part->link = link; if (link) link->wRefCount++; part->next = NULL; *partp = &part->next; space->cx = 0; return part; } /*********************************************************************** * * WINHELP_SplitLines */ static BOOL WINHELP_SplitLines(HWND hWnd, LPSIZE newsize) { WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); HLPFILE_PARAGRAPH *p; WINHELP_LINE **line = &win->first_line; WINHELP_LINE_PART **part = 0; INT line_ascent = 0; SIZE space; RECT rect; HDC hDc; if (newsize) newsize->cx = newsize->cy = 0; if (!win->page) return TRUE; WINHELP_DeleteLines(win); GetClientRect(hWnd, &rect); rect.top += INTERNAL_BORDER_WIDTH; rect.left += INTERNAL_BORDER_WIDTH; rect.right -= INTERNAL_BORDER_WIDTH; rect.bottom -= INTERNAL_BORDER_WIDTH; space.cy = rect.top; space.cx = rect.left; hDc = GetDC(hWnd); for (p = win->page->first_paragraph; p; p = p->next) { switch (p->cookie) { case para_normal_text: case para_debug_text: { TEXTMETRIC tm; SIZE textsize = {0, 0}; LPCSTR text = p->u.text.lpszText; UINT indent = 0; UINT len = strlen(text); unsigned underline = 0; HFONT hFont = 0; COLORREF color = RGB(0, 0, 0); if (p->u.text.wFont < win->page->file->numFonts) { HLPFILE* hlpfile = win->page->file; if (!hlpfile->fonts[p->u.text.wFont].hFont) { LOGFONT lf = hlpfile->fonts[p->u.text.wFont].LogFont; lf.lfHeight = -lf.lfHeight / 2 - 3; hlpfile->fonts[p->u.text.wFont].hFont = CreateFontIndirect(&lf); } hFont = hlpfile->fonts[p->u.text.wFont].hFont; color = hlpfile->fonts[p->u.text.wFont].color; } else { UINT wFont = (p->u.text.wFont < win->fonts_len) ? p->u.text.wFont : 0; hFont = win->fonts[wFont]; } if (p->link && p->link->bClrChange) { underline = (p->link->cookie == hlp_link_popup) ? 3 : 1; color = RGB(0, 0x80, 0); } if (p->cookie == para_debug_text) color = RGB(0xff, 0, 0); SelectObject(hDc, hFont); GetTextMetrics(hDc, &tm); if (p->u.text.wIndent) { indent = p->u.text.wIndent * 5 * tm.tmAveCharWidth; if (!part) space.cx = rect.left + indent - 2 * tm.tmAveCharWidth; } if (p->u.text.wVSpace) { part = 0; space.cx = rect.left + indent; space.cy += (p->u.text.wVSpace - 1) * tm.tmHeight; } if (p->u.text.wHSpace) { space.cx += p->u.text.wHSpace * 2 * tm.tmAveCharWidth; } WINE_TRACE("splitting text %s\n", text); while (len) { INT free_width = rect.right - (part ? (*line)->rect.right : rect.left) - space.cx; UINT low = 0, curr = len, high = len, textlen = 0; if (free_width > 0) { while (1) { GetTextExtentPoint(hDc, text, curr, &textsize); if (textsize.cx <= free_width) low = curr; else high = curr; if (high <= low + 1) break; if (textsize.cx) curr = (curr * free_width) / textsize.cx; if (curr <= low) curr = low + 1; else if (curr >= high) curr = high - 1; } textlen = low; while (textlen && text[textlen] && text[textlen] != ' ') textlen--; } if (!part && !textlen) textlen = max(low, 1); if (free_width <= 0 || !textlen) { part = 0; space.cx = rect.left + indent; space.cx = min(space.cx, rect.right - rect.left - 1); continue; } WINE_TRACE("\t => %d %*s\n", textlen, textlen, text); if (!WINHELP_AppendText(&line, &part, &space, &textsize, &line_ascent, tm.tmAscent, text, textlen, hFont, color, p->link, underline) || (!newsize && (*line)->rect.bottom > rect.bottom)) { ReleaseDC(hWnd, hDc); return FALSE; } if (newsize) newsize->cx = max(newsize->cx, (*line)->rect.right + INTERNAL_BORDER_WIDTH); len -= textlen; text += textlen; if (text[0] == ' ') text++, len--; } } break; case para_bitmap: case para_metafile: { SIZE gfxSize; INT free_width; WINHELP_LINE_PART* ref_part; if (p->u.gfx.pos & 0x8000) { space.cx = rect.left; if (*line) space.cy += (*line)->rect.bottom - (*line)->rect.top; part = 0; } if (p->cookie == para_bitmap) { DIBSECTION dibs; GetObject(p->u.gfx.u.bmp.hBitmap, sizeof(dibs), &dibs); gfxSize.cx = dibs.dsBm.bmWidth; gfxSize.cy = dibs.dsBm.bmHeight; } else { LPMETAFILEPICT lpmfp = &p->u.gfx.u.mfp; if (lpmfp->mm == MM_ANISOTROPIC || lpmfp->mm == MM_ISOTROPIC) { gfxSize.cx = MulDiv(lpmfp->xExt, GetDeviceCaps(hDc, HORZRES), 100*GetDeviceCaps(hDc, HORZSIZE)); gfxSize.cy = MulDiv(lpmfp->yExt, GetDeviceCaps(hDc, VERTRES), 100*GetDeviceCaps(hDc, VERTSIZE)); } else { gfxSize.cx = lpmfp->xExt; gfxSize.cy = lpmfp->yExt; } } free_width = rect.right - ((part && *line) ? (*line)->rect.right : rect.left) - space.cx; if (free_width <= 0) { part = NULL; space.cx = rect.left; space.cx = min(space.cx, rect.right - rect.left - 1); } ref_part = WINHELP_AppendGfxObject(&line, &part, &space, &gfxSize, p->link, p->u.gfx.pos); if (!ref_part || (!newsize && (*line)->rect.bottom > rect.bottom)) { return FALSE; } if (p->cookie == para_bitmap) { ref_part->cookie = hlp_line_part_bitmap; ref_part->u.bitmap.hBitmap = p->u.gfx.u.bmp.hBitmap; } else { ref_part->cookie = hlp_line_part_metafile; ref_part->u.metafile.hMetaFile = p->u.gfx.u.mfp.hMF; ref_part->u.metafile.mm = p->u.gfx.u.mfp.mm; } } break; } } if (newsize) newsize->cy = (*line)->rect.bottom + INTERNAL_BORDER_WIDTH; ReleaseDC(hWnd, hDc); return TRUE; } /*********************************************************************** * * WINHELP_CheckPopup */ static BOOL WINHELP_CheckPopup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* lret) { HWND hPopup; if (!Globals.active_popup) return FALSE; switch (msg) { case WM_NOTIFY: { MSGFILTER* msgf = (MSGFILTER*)lParam; if (msgf->nmhdr.code == EN_MSGFILTER) { if (!WINHELP_CheckPopup(hWnd, msgf->msg, msgf->wParam, msgf->lParam, NULL)) return FALSE; if (lret) *lret = 1; return TRUE; } } break; case WM_ACTIVATE: if (wParam != WA_INACTIVE || (HWND)lParam == Globals.active_win->hMainWnd || (HWND)lParam == Globals.active_popup->hMainWnd || GetWindow((HWND)lParam, GW_OWNER) == Globals.active_win->hMainWnd) break; case WM_COMMAND: if (use_richedit) break; goto doit; case WM_LBUTTONUP: case WM_LBUTTONDOWN: if (WINHELP_HandleTextMouse(Globals.active_popup, msg, lParam) && msg == WM_LBUTTONDOWN) return FALSE; /* fall through */ case WM_MBUTTONDOWN: case WM_RBUTTONDOWN: case WM_NCLBUTTONDOWN: case WM_NCMBUTTONDOWN: case WM_NCRBUTTONDOWN: doit: hPopup = Globals.active_popup->hMainWnd; Globals.active_popup = NULL; DestroyWindow(hPopup); return TRUE; } return FALSE; } /*********************************************************************** * * WINHELP_DeleteLines */ static void WINHELP_DeleteLines(WINHELP_WINDOW *win) { WINHELP_LINE *line, *next_line; WINHELP_LINE_PART *part, *next_part; for (line = win->first_line; line; line = next_line) { next_line = line->next; for (part = &line->first_part; part; part = next_part) { next_part = part->next; HLPFILE_FreeLink(part->link); HeapFree(GetProcessHeap(), 0, part); } } win->first_line = 0; } /****************************************************************** * WINHELP_DeleteButtons * */ static void WINHELP_DeleteButtons(WINHELP_WINDOW* win) { WINHELP_BUTTON* b; WINHELP_BUTTON* bp; for (b = win->first_button; b; b = bp) { DestroyWindow(b->hWnd); bp = b->next; HeapFree(GetProcessHeap(), 0, b); } win->first_button = NULL; } /****************************************************************** * WINHELP_DeleteBackSet * */ void WINHELP_DeleteBackSet(WINHELP_WINDOW* win) { unsigned int i; for (i = 0; i < win->back.index; i++) { HLPFILE_FreeHlpFile(win->back.set[i].page->file); win->back.set[i].page = NULL; } win->back.index = 0; } /****************************************************************** * WINHELP_DeletePageLinks * */ static void WINHELP_DeletePageLinks(HLPFILE_PAGE* page) { HLPFILE_LINK* curr; HLPFILE_LINK* next; for (curr = page->first_link; curr; curr = next) { next = curr->next; HeapFree(GetProcessHeap(), 0, curr); } } /*********************************************************************** * * WINHELP_DeleteWindow */ static void WINHELP_DeleteWindow(WINHELP_WINDOW* win) { WINHELP_WINDOW** w; for (w = &Globals.win_list; *w; w = &(*w)->next) { if (*w == win) { *w = win->next; break; } } if (Globals.active_win == win) { Globals.active_win = Globals.win_list; if (Globals.win_list) SetActiveWindow(Globals.win_list->hMainWnd); } if (win == Globals.active_popup) Globals.active_popup = NULL; WINHELP_DeleteButtons(win); if (win->page) WINHELP_DeletePageLinks(win->page); if (win->hShadowWnd) DestroyWindow(win->hShadowWnd); if (win->hHistoryWnd) DestroyWindow(win->hHistoryWnd); DeleteObject(win->hBrush); WINHELP_DeleteBackSet(win); if (win->page) HLPFILE_FreeHlpFile(win->page->file); WINHELP_DeleteLines(win); HeapFree(GetProcessHeap(), 0, win); } /*********************************************************************** * * WINHELP_InitFonts */ static void WINHELP_InitFonts(HWND hWnd) { WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLongPtr(hWnd, 0); LOGFONT logfontlist[] = { {-10, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}, {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}, {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}, {-12, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}, {-12, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}, {-10, 0, 0, 0, 700, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}, { -8, 0, 0, 0, 400, 0, 0, 0, DEFAULT_CHARSET, 0, 0, 0, 32, "Helv"}}; #define FONTS_LEN (sizeof(logfontlist)/sizeof(*logfontlist)) static HFONT fonts[FONTS_LEN]; static BOOL init = 0; win->fonts_len = FONTS_LEN; win->fonts = fonts; if (!init) { UINT i; for (i = 0; i < FONTS_LEN; i++) { fonts[i] = CreateFontIndirect(&logfontlist[i]); } init = 1; } } /*********************************************************************** * * WINHELP_MessageBoxIDS_s */ INT WINHELP_MessageBoxIDS_s(UINT ids_text, LPCSTR str, UINT ids_title, WORD type) { CHAR text[MAX_STRING_LEN]; CHAR newtext[MAX_STRING_LEN + MAX_PATH]; LoadString(Globals.hInstance, ids_text, text, sizeof(text)); wsprintf(newtext, text, str); return MessageBox(0, newtext, MAKEINTRESOURCE(ids_title), type); } /****************************************************************** * WINHELP_IsOverLink * * */ WINHELP_LINE_PART* WINHELP_IsOverLink(WINHELP_WINDOW* win, WPARAM wParam, LPARAM lParam) { POINT mouse; WINHELP_LINE *line; WINHELP_LINE_PART *part; int scroll_pos = GetScrollPos(GetDlgItem(win->hMainWnd, CTL_ID_TEXT), SB_VERT); mouse.x = LOWORD(lParam); mouse.y = HIWORD(lParam); for (line = win->first_line; line; line = line->next) { for (part = &line->first_part; part; part = part->next) { if (part->link && part->link->string && part->rect.left <= mouse.x && part->rect.right >= mouse.x && part->rect.top <= mouse.y + scroll_pos && part->rect.bottom >= mouse.y + scroll_pos) { return part; } } } return NULL; } /************************************************************************** * cb_KWBTree * * HLPFILE_BPTreeCallback enumeration function for '|KWBTREE' internal file. * */ static void cb_KWBTree(void *p, void **next, void *cookie) { HWND hListWnd = (HWND)cookie; int count; WINE_TRACE("Adding '%s' to search list\n", (char *)p); SendMessage(hListWnd, LB_INSERTSTRING, -1, (LPARAM)p); count = SendMessage(hListWnd, LB_GETCOUNT, 0, 0); SendMessage(hListWnd, LB_SETITEMDATA, count-1, (LPARAM)p); *next = (char*)p + strlen((char*)p) + 7; } /************************************************************************** * WINHELP_IndexDlgProc * * Index dialog callback function. * * nResult passed to EndDialog: * 1: CANCEL button * >1: valid offset value +2. * EndDialog itself can return 0 (error). */ INT_PTR CALLBACK WINHELP_SearchDlgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { static HLPFILE *file; int sel; ULONG offset = 1; switch (msg) { case WM_INITDIALOG: file = (HLPFILE *)lParam; HLPFILE_BPTreeEnum(file->kwbtree, cb_KWBTree, GetDlgItem(hWnd, IDC_INDEXLIST)); return TRUE; case WM_COMMAND: switch (LOWORD(wParam)) { case IDOK: sel = SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETCURSEL, 0, 0); if (sel != LB_ERR) { BYTE *p; int count; p = (BYTE*)SendDlgItemMessage(hWnd, IDC_INDEXLIST, LB_GETITEMDATA, sel, 0); count = *(short*)((char *)p + strlen((char *)p) + 1); if (count > 1) { MessageBox(hWnd, "count > 1 not supported yet", "Error", MB_OK | MB_ICONSTOP); return TRUE; } offset = *(ULONG*)((char *)p + strlen((char *)p) + 3); offset = *(long*)(file->kwdata + offset + 9); if (offset == 0xFFFFFFFF) { MessageBox(hWnd, "macro keywords not supported yet", "Error", MB_OK | MB_ICONSTOP); return TRUE; } offset += 2; } /* Fall through */ case IDCANCEL: EndDialog(hWnd, offset); return TRUE; default: break; } default: break; } return FALSE; } /************************************************************************** * WINHELP_CreateIndexWindow * * Displays a dialog with keywords of current help file. * */ BOOL WINHELP_CreateIndexWindow(void) { int ret; HLPFILE *hlpfile; if (Globals.active_win && Globals.active_win->page && Globals.active_win->page->file) hlpfile = Globals.active_win->page->file; else return FALSE; if (hlpfile->kwbtree == NULL) { WINE_TRACE("No index provided\n"); return FALSE; } ret = DialogBoxParam(Globals.hInstance, MAKEINTRESOURCE(IDD_INDEX), Globals.active_win->hMainWnd, WINHELP_SearchDlgProc, (LPARAM)hlpfile); if (ret > 1) { ret -= 2; WINE_TRACE("got %d as an offset\n", ret); WINHELP_OpenHelpWindow(HLPFILE_PageByOffset, hlpfile, ret, Globals.active_win->info, SW_NORMAL); } return TRUE; }