dlls/hhctrl.ocx/hhctrl.h

   1 /*
   2  * Copyright 2005 James Hawkins
   3  * Copyright 2007 Jacek Caban for CodeWeavers
   4  *
   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.
   9  *
  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.
  14  *
  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
  18  */
  19
  20 #ifndef HHCTRL_H
  21 #define HHCTRL_H
  22
  23 #include <stdarg.h>
  24
  25 #define COBJMACROS
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winuser.h"
  30 #include "winnls.h"
  31 #include "htmlhelp.h"
  32 #include "ole2.h"
  33 #include "exdisp.h"
  34 #include "mshtmhst.h"
  35 #include "commctrl.h"
  36
  37 #ifdef INIT_GUID
  38 #include "initguid.h"
  39 #endif
  40
  41 #include "wine/itss.h"
  42 #include "wine/unicode.h"
  43
  44 #define WB_GOBACK     0
  45 #define WB_GOFORWARD  1
  46 #define WB_GOHOME     2
  47 #define WB_SEARCH     3
  48 #define WB_REFRESH    4
  49 #define WB_STOP       5
  50
  51 typedef struct {
  52     LPWSTR chm_file;
  53     LPWSTR chm_index;
  54 } ChmPath;
  55
  56 typedef struct ContentItem {
  57     struct ContentItem *parent;
  58     struct ContentItem *child;
  59     struct ContentItem *next;
  60
  61     HTREEITEM id;
  62
  63     LPWSTR name;
  64     LPWSTR local;
  65     ChmPath merge;
  66 } ContentItem;
  67
  68 typedef struct CHMInfo
  69 {
  70     IITStorage *pITStorage;
  71     IStorage *pStorage;
  72     LPCWSTR szFile;
  73
  74     IStream *strings_stream;
  75     char **strings;
  76     DWORD strings_size;
  77 } CHMInfo;
  78
  79 #define TAB_CONTENTS   0
  80 #define TAB_INDEX      1
  81 #define TAB_SEARCH     2
  82 #define TAB_FAVORITES  3
  83
  84 typedef struct {
  85     HWND hwnd;
  86     DWORD id;
  87 } HHTab;
  88
  89 typedef struct {
  90     IOleClientSite *client_site;
  91     IWebBrowser2 *web_browser;
  92     IOleObject *wb_object;
  93
  94     HH_WINTYPEW WinType;
  95     CHMInfo *pCHMInfo;
  96     ContentItem *content;
  97     HWND hwndTabCtrl;
  98     HWND hwndSizeBar;
  99     HFONT hFont;
 100
 101     HHTab tabs[TAB_FAVORITES+1];
 102     DWORD current_tab;
 103 } HHInfo;
 104
 105 BOOL InitWebBrowser(HHInfo*,HWND);
 106 void ReleaseWebBrowser(HHInfo*);
 107 void ResizeWebBrowser(HHInfo*,DWORD,DWORD);
 108 void DoPageAction(HHInfo*,DWORD);
 109
 110 void InitContent(HHInfo*);
 111 void ReleaseContent(HHInfo*);
 112
 113 CHMInfo *OpenCHM(LPCWSTR szFile);
 114 BOOL LoadWinTypeFromCHM(CHMInfo *pCHMInfo, HH_WINTYPEW *pHHWinType);
 115 CHMInfo *CloseCHM(CHMInfo *pCHMInfo);
 116 void SetChmPath(ChmPath*,LPCWSTR,LPCWSTR);
 117 IStream *GetChmStream(CHMInfo*,LPCWSTR,ChmPath*);
 118 LPWSTR FindContextAlias(CHMInfo*,DWORD);
 119
 120 HHInfo *CreateHelpViewer(LPCWSTR);
 121 void ReleaseHelpViewer(HHInfo*);
 122 BOOL NavigateToUrl(HHInfo*,LPCWSTR);
 123 BOOL NavigateToChm(HHInfo*,LPCWSTR,LPCWSTR);
 124
 125 /* memory allocation functions */
 126
 127 static inline void *hhctrl_alloc(size_t len)
 128 {
 129     return HeapAlloc(GetProcessHeap(), 0, len);
 130 }
 131
 132 static inline void *hhctrl_alloc_zero(size_t len)
 133 {
 134     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
 135 }
 136
 137 static inline void *hhctrl_realloc(void *mem, size_t len)
 138 {
 139     return HeapReAlloc(GetProcessHeap(), 0, mem, len);
 140 }
 141
 142 static inline void *hhctrl_realloc_zero(void *mem, size_t len)
 143 {
 144     return HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len);
 145 }
 146
 147 static inline BOOL hhctrl_free(void *mem)
 148 {
 149     return HeapFree(GetProcessHeap(), 0, mem);
 150 }
 151
 152 static inline LPWSTR strdupW(LPCWSTR str)
 153 {
 154     LPWSTR ret;
 155     int size;
 156
 157     if(!str)
 158         return NULL;
 159
 160     size = (strlenW(str)+1)*sizeof(WCHAR);
 161     ret = hhctrl_alloc(size);
 162     memcpy(ret, str, size);
 163
 164     return ret;
 165 }
 166
 167 static inline LPWSTR strdupAtoW(LPCSTR str)
 168 {
 169     LPWSTR ret;
 170     DWORD len;
 171
 172     if(!str)
 173         return NULL;
 174
 175     len = MultiByteToWideChar(CP_ACP, 0, str, -1, NULL, 0);
 176     ret = hhctrl_alloc(len*sizeof(WCHAR));
 177     MultiByteToWideChar(CP_ACP, 0, str, -1, ret, len);
 178
 179     return ret;
 180 }
 181
 182 extern HINSTANCE hhctrl_hinstance;
 183 extern BOOL hh_process;
 184
 185 #endif