2 * Copyright 2005 James Hawkins
3 * Copyright 2007 Jacek Caban for CodeWeavers
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
41 #include "wine/itss.h"
42 #include "wine/unicode.h"
45 #define WB_GOFORWARD 1
57 typedef struct ContentItem {
58 struct ContentItem *parent;
59 struct ContentItem *child;
60 struct ContentItem *next;
69 typedef struct IndexSubItem {
74 typedef struct IndexItem {
75 struct IndexItem *next;
87 typedef struct SearchItem {
88 struct SearchItem *next;
95 typedef struct CHMInfo
97 IITStorage *pITStorage;
101 IStream *strings_stream;
110 #define TAB_CONTENTS 0
113 #define TAB_FAVORITES 3
134 IOleClientSite *client_site;
135 IWebBrowser2 *web_browser;
136 IOleObject *wb_object;
150 LPWSTR pszCustomTabs;
153 ContentItem *content;
161 HHTab tabs[TAB_FAVORITES+1];
165 BOOL InitWebBrowser(HHInfo*,HWND);
166 void ReleaseWebBrowser(HHInfo*);
167 void ResizeWebBrowser(HHInfo*,DWORD,DWORD);
168 void DoPageAction(HHInfo*,DWORD);
170 void InitContent(HHInfo*);
171 void ReleaseContent(HHInfo*);
172 void ActivateContentTopic(HWND,LPCWSTR,ContentItem *);
174 void InitIndex(HHInfo*);
175 void ReleaseIndex(HHInfo*);
177 CHMInfo *OpenCHM(LPCWSTR szFile);
178 BOOL LoadWinTypeFromCHM(HHInfo *info);
179 CHMInfo *CloseCHM(CHMInfo *pCHMInfo);
180 void SetChmPath(ChmPath*,LPCWSTR,LPCWSTR);
181 IStream *GetChmStream(CHMInfo*,LPCWSTR,ChmPath*);
182 LPWSTR FindContextAlias(CHMInfo*,DWORD);
184 HHInfo *CreateHelpViewer(LPCWSTR);
185 void ReleaseHelpViewer(HHInfo*);
186 BOOL NavigateToUrl(HHInfo*,LPCWSTR);
187 BOOL NavigateToChm(HHInfo*,LPCWSTR,LPCWSTR);
189 void InitSearch(HHInfo *info, const char *needle);
190 void ReleaseSearch(HHInfo *info);
192 /* memory allocation functions */
194 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc(size_t len)
196 return HeapAlloc(GetProcessHeap(), 0, len);
199 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t len)
201 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
204 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc(void *mem, size_t len)
206 return HeapReAlloc(GetProcessHeap(), 0, mem, len);
209 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc_zero(void *mem, size_t len)
211 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
214 static inline BOOL heap_free(void *mem)
216 return HeapFree(GetProcessHeap(), 0, mem);
219 static inline LPWSTR strdupW(LPCWSTR str)
227 size = (strlenW(str)+1)*sizeof(WCHAR);
228 ret = heap_alloc(size);
229 memcpy(ret, str, size);
234 static inline LPWSTR strdupnAtoW(LPCSTR str, LONG lenA)
244 /* find length of string */
245 LPCSTR eos = memchr(str, 0, lenA);
246 if (eos) lenA = eos - str;
249 len = MultiByteToWideChar(CP_ACP, 0, str, lenA, NULL, 0)+1; /* +1 for null pad */
250 ret = heap_alloc(len*sizeof(WCHAR));
251 MultiByteToWideChar(CP_ACP, 0, str, lenA, ret, len);
257 static inline LPWSTR strdupAtoW(LPCSTR str)
259 return strdupnAtoW(str, -1);
264 extern HINSTANCE hhctrl_hinstance;
265 extern BOOL hh_process;