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 CHMInfo
70 IITStorage *pITStorage;
74 IStream *strings_stream;
83 #define TAB_CONTENTS 0
86 #define TAB_FAVORITES 3
94 IOleClientSite *client_site;
95 IWebBrowser2 *web_browser;
96 IOleObject *wb_object;
110 LPWSTR pszCustomTabs;
113 ContentItem *content;
118 HHTab tabs[TAB_FAVORITES+1];
122 BOOL InitWebBrowser(HHInfo*,HWND);
123 void ReleaseWebBrowser(HHInfo*);
124 void ResizeWebBrowser(HHInfo*,DWORD,DWORD);
125 void DoPageAction(HHInfo*,DWORD);
127 void InitContent(HHInfo*);
128 void ReleaseContent(HHInfo*);
130 CHMInfo *OpenCHM(LPCWSTR szFile);
131 BOOL LoadWinTypeFromCHM(HHInfo *info);
132 CHMInfo *CloseCHM(CHMInfo *pCHMInfo);
133 void SetChmPath(ChmPath*,LPCWSTR,LPCWSTR);
134 IStream *GetChmStream(CHMInfo*,LPCWSTR,ChmPath*);
135 LPWSTR FindContextAlias(CHMInfo*,DWORD);
137 HHInfo *CreateHelpViewer(LPCWSTR);
138 void ReleaseHelpViewer(HHInfo*);
139 BOOL NavigateToUrl(HHInfo*,LPCWSTR);
140 BOOL NavigateToChm(HHInfo*,LPCWSTR,LPCWSTR);
142 /* memory allocation functions */
144 static inline void *heap_alloc(size_t len)
146 return HeapAlloc(GetProcessHeap(), 0, len);
149 static inline void *heap_alloc_zero(size_t len)
151 return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
154 static inline void *heap_realloc(void *mem, size_t len)
156 return HeapReAlloc(GetProcessHeap(), 0, mem, len);
159 static inline void *heap_realloc_zero(void *mem, size_t len)
161 return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
164 static inline BOOL heap_free(void *mem)
166 return HeapFree(GetProcessHeap(), 0, mem);
169 static inline LPWSTR strdupW(LPCWSTR str)
177 size = (strlenW(str)+1)*sizeof(WCHAR);
178 ret = heap_alloc(size);
179 memcpy(ret, str, size);
184 static inline LPWSTR strdupnAtoW(LPCSTR str, LONG lenA)
194 /* find length of string */
195 LPCSTR eos = memchr(str, 0, lenA);
196 if (eos) lenA = eos - str;
199 len = MultiByteToWideChar(CP_ACP, 0, str, lenA, NULL, 0)+1; /* +1 for null pad */
200 ret = heap_alloc(len*sizeof(WCHAR));
201 MultiByteToWideChar(CP_ACP, 0, str, lenA, ret, len);
207 static inline LPWSTR strdupAtoW(LPCSTR str)
209 return strdupnAtoW(str, -1);
214 extern HINSTANCE hhctrl_hinstance;
215 extern BOOL hh_process;