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
56 typedef struct ContentItem {
57 struct ContentItem *parent;
58 struct ContentItem *child;
59 struct ContentItem *next;
68 typedef struct IndexSubItem {
73 typedef struct IndexItem {
74 struct IndexItem *next;
85 typedef struct CHMInfo
87 IITStorage *pITStorage;
91 IStream *strings_stream;
100 #define TAB_CONTENTS 0
103 #define TAB_FAVORITES 3
111 IOleClientSite *client_site;
112 IWebBrowser2 *web_browser;
113 IOleObject *wb_object;
127 LPWSTR pszCustomTabs;
130 ContentItem *content;
136 HHTab tabs[TAB_FAVORITES+1];
140 BOOL InitWebBrowser(HHInfo*,HWND);
141 void ReleaseWebBrowser(HHInfo*);
142 void ResizeWebBrowser(HHInfo*,DWORD,DWORD);
143 void DoPageAction(HHInfo*,DWORD);
145 void InitContent(HHInfo*);
146 void ReleaseContent(HHInfo*);
148 void InitIndex(HHInfo*);
149 void ReleaseIndex(HHInfo*);
151 CHMInfo *OpenCHM(LPCWSTR szFile);
152 BOOL LoadWinTypeFromCHM(HHInfo *info);
153 CHMInfo *CloseCHM(CHMInfo *pCHMInfo);
154 void SetChmPath(ChmPath*,LPCWSTR,LPCWSTR);
155 IStream *GetChmStream(CHMInfo*,LPCWSTR,ChmPath*);
156 LPWSTR FindContextAlias(CHMInfo*,DWORD);
158 HHInfo *CreateHelpViewer(LPCWSTR);
159 void ReleaseHelpViewer(HHInfo*);
160 BOOL NavigateToUrl(HHInfo*,LPCWSTR);
161 BOOL NavigateToChm(HHInfo*,LPCWSTR,LPCWSTR);
163 /* memory allocation functions */
165 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc(size_t len)
167 return HeapAlloc(GetProcessHeap(), 0, len);
170 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t len)
172 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
175 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc(void *mem, size_t len)
177 return HeapReAlloc(GetProcessHeap(), 0, mem, len);
180 static inline void * __WINE_ALLOC_SIZE(2) heap_realloc_zero(void *mem, size_t len)
182 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
185 static inline BOOL heap_free(void *mem)
187 return HeapFree(GetProcessHeap(), 0, mem);
190 static inline LPWSTR strdupW(LPCWSTR str)
198 size = (strlenW(str)+1)*sizeof(WCHAR);
199 ret = heap_alloc(size);
200 memcpy(ret, str, size);
205 static inline LPWSTR strdupnAtoW(LPCSTR str, LONG lenA)
215 /* find length of string */
216 LPCSTR eos = memchr(str, 0, lenA);
217 if (eos) lenA = eos - str;
220 len = MultiByteToWideChar(CP_ACP, 0, str, lenA, NULL, 0)+1; /* +1 for null pad */
221 ret = heap_alloc(len*sizeof(WCHAR));
222 MultiByteToWideChar(CP_ACP, 0, str, lenA, ret, len);
228 static inline LPWSTR strdupAtoW(LPCSTR str)
230 return strdupnAtoW(str, -1);
235 extern HINSTANCE hhctrl_hinstance;
236 extern BOOL hh_process;