dlls/hhctrl.ocx/hhctrl.c

   1 /*
   2  * hhctrl implementation
   3  *
   4  * Copyright 2004 Krzysztof Foltman
   5  * Copyright 2007 Jacek Caban for CodeWeavers
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "wine/debug.h"
  23
  24 #define INIT_GUID
  25 #include "hhctrl.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(htmlhelp);
  28
  29 HINSTANCE hhctrl_hinstance;
  30 BOOL hh_process = FALSE;
  31
  32 BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, LPVOID lpvReserved)
  33 {
  34     TRACE("(%p,%d,%p)\n", hInstance, fdwReason, lpvReserved);
  35
  36     switch (fdwReason)
  37     {
  38     case DLL_PROCESS_ATTACH:
  39         hhctrl_hinstance = hInstance;
  40         DisableThreadLibraryCalls(hInstance);
  41         break;
  42     case DLL_PROCESS_DETACH:
  43         break;
  44     }
  45     return TRUE;
  46 }
  47
  48 static const char *command_to_string(UINT command)
  49 {
  50 #define X(x) case x: return #x
  51     switch (command)
  52     {
  53         X( HH_DISPLAY_TOPIC );
  54         X( HH_DISPLAY_TOC );
  55         X( HH_DISPLAY_INDEX );
  56         X( HH_DISPLAY_SEARCH );
  57         X( HH_SET_WIN_TYPE );
  58         X( HH_GET_WIN_TYPE );
  59         X( HH_GET_WIN_HANDLE );
  60         X( HH_ENUM_INFO_TYPE );
  61         X( HH_SET_INFO_TYPE );
  62         X( HH_SYNC );
  63         X( HH_RESERVED1 );
  64         X( HH_RESERVED2 );
  65         X( HH_RESERVED3 );
  66         X( HH_KEYWORD_LOOKUP );
  67         X( HH_DISPLAY_TEXT_POPUP );
  68         X( HH_HELP_CONTEXT );
  69         X( HH_TP_HELP_CONTEXTMENU );
  70         X( HH_TP_HELP_WM_HELP );
  71         X( HH_CLOSE_ALL );
  72         X( HH_ALINK_LOOKUP );
  73         X( HH_GET_LAST_ERROR );
  74         X( HH_ENUM_CATEGORY );
  75         X( HH_ENUM_CATEGORY_IT );
  76         X( HH_RESET_IT_FILTER );
  77         X( HH_SET_INCLUSIVE_FILTER );
  78         X( HH_SET_EXCLUSIVE_FILTER );
  79         X( HH_INITIALIZE );
  80         X( HH_UNINITIALIZE );
  81         X( HH_PRETRANSLATEMESSAGE );
  82         X( HH_SET_GLOBAL_PROPERTY );
  83     default: return "???";
  84     }
  85 #undef X
  86 }
  87
  88 /******************************************************************
  89  *              HtmlHelpW (hhctrl.ocx.15)
  90  */
  91 HWND WINAPI HtmlHelpW(HWND caller, LPCWSTR filename, UINT command, DWORD data)
  92 {
  93     TRACE("(%p, %s, command=%s, data=%d)\n",
  94           caller, debugstr_w( filename ),
  95           command_to_string( command ), data);
  96
  97     switch (command)
  98     {
  99     case HH_DISPLAY_TOPIC:
 100     case HH_DISPLAY_TOC:
 101     case HH_DISPLAY_SEARCH:{
 102         HHInfo *info;
 103         BOOL res;
 104
 105         FIXME("Not all HH cases handled correctly\n");
 106
 107         info = CreateHelpViewer(filename);
 108
 109         res = NavigateToChm(info, info->pCHMInfo->szFile, info->WinType.pszFile);
 110         if(!res)
 111             ReleaseHelpViewer(info);
 112
 113         return NULL; /* FIXME */
 114     }
 115     case HH_HELP_CONTEXT: {
 116         HHInfo *info;
 117         LPWSTR url;
 118
 119         info = CreateHelpViewer(filename);
 120         if(!info)
 121             return NULL;
 122
 123         url = FindContextAlias(info->pCHMInfo, data);
 124         if(!url)
 125             return NULL;
 126
 127         NavigateToUrl(info, url);
 128         hhctrl_free(url);
 129
 130         return NULL; /* FIXME */
 131     }
 132     default:
 133         FIXME("HH case %s not handled.\n", command_to_string( command ));
 134     }
 135
 136     return 0;
 137 }
 138
 139 /******************************************************************
 140  *              HtmlHelpA (hhctrl.ocx.14)
 141  */
 142 HWND WINAPI HtmlHelpA(HWND caller, LPCSTR filename, UINT command, DWORD data)
 143 {
 144     WCHAR *wfile = NULL;
 145     HWND result;
 146
 147     if (filename)
 148     {
 149         DWORD len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
 150
 151         wfile = hhctrl_alloc(len*sizeof(WCHAR));
 152         MultiByteToWideChar( CP_ACP, 0, filename, -1, wfile, len );
 153     }
 154
 155     result = HtmlHelpW( caller, wfile, command, data );
 156
 157     hhctrl_free(wfile);
 158     return result;
 159 }
 160
 161 /******************************************************************
 162  *              doWinMain (hhctrl.ocx.13)
 163  */
 164 int WINAPI doWinMain(HINSTANCE hInstance, LPSTR szCmdLine)
 165 {
 166     MSG msg;
 167
 168     hh_process = TRUE;
 169
 170     /* FIXME: Check szCmdLine for bad arguments */
 171     HtmlHelpA(GetDesktopWindow(), szCmdLine, HH_DISPLAY_TOPIC, 0);
 172
 173     while (GetMessageW(&msg, 0, 0, 0))
 174     {
 175         TranslateMessage(&msg);
 176         DispatchMessageW(&msg);
 177     }
 178
 179     return 0;
 180 }
 181
 182 /******************************************************************
 183  *              DllGetClassObject (hhctrl.ocx.@)
 184  */
 185 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 186 {
 187     FIXME("(%s %s %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 188     return CLASS_E_CLASSNOTAVAILABLE;
 189 }