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Sweden-Number/dlls/hhctrl.ocx/hhctrl.c

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/*
* hhctrl implementation
*
* Copyright 2004 Krzysztof Foltman
* Copyright 2007 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "wine/debug.h"
#define INIT_GUID
#include "hhctrl.h"
WINE_DEFAULT_DEBUG_CHANNEL(htmlhelp);
HINSTANCE hhctrl_hinstance;
BOOL hh_process = FALSE;
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, LPVOID lpvReserved)
{
TRACE("(%p,%d,%p)\n", hInstance, fdwReason, lpvReserved);
switch (fdwReason)
{
case DLL_PROCESS_ATTACH:
hhctrl_hinstance = hInstance;
DisableThreadLibraryCalls(hInstance);
break;
case DLL_PROCESS_DETACH:
break;
}
return TRUE;
}
static const char *command_to_string(UINT command)
{
#define X(x) case x: return #x
switch (command)
{
X( HH_DISPLAY_TOPIC );
X( HH_DISPLAY_TOC );
X( HH_DISPLAY_INDEX );
X( HH_DISPLAY_SEARCH );
X( HH_SET_WIN_TYPE );
X( HH_GET_WIN_TYPE );
X( HH_GET_WIN_HANDLE );
X( HH_ENUM_INFO_TYPE );
X( HH_SET_INFO_TYPE );
X( HH_SYNC );
X( HH_RESERVED1 );
X( HH_RESERVED2 );
X( HH_RESERVED3 );
X( HH_KEYWORD_LOOKUP );
X( HH_DISPLAY_TEXT_POPUP );
X( HH_HELP_CONTEXT );
X( HH_TP_HELP_CONTEXTMENU );
X( HH_TP_HELP_WM_HELP );
X( HH_CLOSE_ALL );
X( HH_ALINK_LOOKUP );
X( HH_GET_LAST_ERROR );
X( HH_ENUM_CATEGORY );
X( HH_ENUM_CATEGORY_IT );
X( HH_RESET_IT_FILTER );
X( HH_SET_INCLUSIVE_FILTER );
X( HH_SET_EXCLUSIVE_FILTER );
X( HH_INITIALIZE );
X( HH_UNINITIALIZE );
X( HH_SAFE_DISPLAY_TOPIC );
X( HH_PRETRANSLATEMESSAGE );
X( HH_SET_GLOBAL_PROPERTY );
default: return "???";
}
#undef X
}
static BOOL resolve_filename(const WCHAR *filename, WCHAR *fullname, DWORD buflen)
{
static const WCHAR helpW[] = {'\\','h','e','l','p','\\',0};
GetFullPathNameW(filename, buflen, fullname, NULL);
if (GetFileAttributesW(fullname) == INVALID_FILE_ATTRIBUTES)
{
GetWindowsDirectoryW(fullname, buflen);
strcatW(fullname, helpW);
strcatW(fullname, filename);
}
return (GetFileAttributesW(fullname) != INVALID_FILE_ATTRIBUTES);
}
/******************************************************************
* HtmlHelpW (HHCTRL.OCX.15)
*/
HWND WINAPI HtmlHelpW(HWND caller, LPCWSTR filename, UINT command, DWORD_PTR data)
{
WCHAR fullname[MAX_PATH];
TRACE("(%p, %s, command=%s, data=%lx)\n",
caller, debugstr_w( filename ),
command_to_string( command ), data);
switch (command)
{
case HH_DISPLAY_TOPIC:
case HH_DISPLAY_TOC:
case HH_DISPLAY_SEARCH:{
static const WCHAR delimW[] = {':',':',0};
HHInfo *info;
BOOL res;
WCHAR chm_file[MAX_PATH];
const WCHAR *index;
FIXME("Not all HH cases handled correctly\n");
if (!filename)
return NULL;
index = strstrW(filename, delimW);
if (index)
{
memcpy(chm_file, filename, (index-filename)*sizeof(WCHAR));
chm_file[index-filename] = 0;
filename = chm_file;
index += 2; /* advance beyond "::" for calling NavigateToChm() later */
}
if (!resolve_filename(filename, fullname, MAX_PATH))
{
WARN("can't find %s\n", debugstr_w(filename));
return 0;
}
info = CreateHelpViewer(fullname);
if(!info)
return NULL;
if(!index)
index = info->WinType.pszFile;
res = NavigateToChm(info, info->pCHMInfo->szFile, index);
if(!res)
{
ReleaseHelpViewer(info);
return NULL;
}
return info->WinType.hwndHelp;
}
case HH_HELP_CONTEXT: {
HHInfo *info;
LPWSTR url;
if (!filename)
return NULL;
if (!resolve_filename(filename, fullname, MAX_PATH))
{
WARN("can't find %s\n", debugstr_w(filename));
return 0;
}
info = CreateHelpViewer(fullname);
if(!info)
return NULL;
url = FindContextAlias(info->pCHMInfo, data);
if(!url)
{
ReleaseHelpViewer(info);
return NULL;
}
NavigateToUrl(info, url);
heap_free(url);
return info->WinType.hwndHelp;
}
case HH_PRETRANSLATEMESSAGE: {
static BOOL warned = FALSE;
if (!warned)
{
FIXME("HH_PRETRANSLATEMESSAGE unimplemented\n");
warned = TRUE;
}
return 0;
}
default:
FIXME("HH case %s not handled.\n", command_to_string( command ));
}
return 0;
}
/******************************************************************
* HtmlHelpA (HHCTRL.OCX.14)
*/
HWND WINAPI HtmlHelpA(HWND caller, LPCSTR filename, UINT command, DWORD_PTR data)
{
WCHAR *wfile = NULL, *wdata = NULL;
DWORD len;
HWND result;
if (filename)
{
len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
wfile = heap_alloc(len*sizeof(WCHAR));
MultiByteToWideChar( CP_ACP, 0, filename, -1, wfile, len );
}
if (data)
{
switch(command)
{
case HH_ALINK_LOOKUP:
case HH_DISPLAY_SEARCH:
case HH_DISPLAY_TEXT_POPUP:
case HH_GET_LAST_ERROR:
case HH_GET_WIN_TYPE:
case HH_KEYWORD_LOOKUP:
case HH_SET_WIN_TYPE:
case HH_SYNC:
FIXME("structures not handled yet\n");
break;
case HH_DISPLAY_INDEX:
case HH_DISPLAY_TOPIC:
case HH_DISPLAY_TOC:
case HH_GET_WIN_HANDLE:
case HH_SAFE_DISPLAY_TOPIC:
len = MultiByteToWideChar( CP_ACP, 0, (const char*)data, -1, NULL, 0 );
wdata = heap_alloc(len*sizeof(WCHAR));
MultiByteToWideChar( CP_ACP, 0, (const char*)data, -1, wdata, len );
break;
case HH_CLOSE_ALL:
case HH_HELP_CONTEXT:
case HH_INITIALIZE:
case HH_PRETRANSLATEMESSAGE:
case HH_TP_HELP_CONTEXTMENU:
case HH_TP_HELP_WM_HELP:
case HH_UNINITIALIZE:
/* either scalar or pointer to scalar - do nothing */
break;
default:
FIXME("Unknown command: %s (%d)\n", command_to_string(command), command);
break;
}
}
result = HtmlHelpW( caller, wfile, command, wdata ? (DWORD_PTR)wdata : data );
heap_free(wfile);
heap_free(wdata);
return result;
}
/******************************************************************
* doWinMain (HHCTRL.OCX.13)
*/
int WINAPI doWinMain(HINSTANCE hInstance, LPSTR szCmdLine)
{
MSG msg;
int len, buflen;
WCHAR *filename;
char *endq = NULL;
hh_process = TRUE;
/* FIXME: Check szCmdLine for bad arguments */
if (*szCmdLine == '\"')
endq = strchr(++szCmdLine, '\"');
if (endq)
len = endq - szCmdLine;
else
len = strlen(szCmdLine);
buflen = MultiByteToWideChar(CP_ACP, 0, szCmdLine, len, NULL, 0) + 1;
filename = heap_alloc(buflen * sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, szCmdLine, len, filename, buflen);
filename[buflen-1] = 0;
HtmlHelpW(GetDesktopWindow(), filename, HH_DISPLAY_TOPIC, 0);
heap_free(filename);
while (GetMessageW(&msg, 0, 0, 0))
{
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
return 0;
}
/******************************************************************
* DllGetClassObject (HHCTRL.OCX.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
FIXME("(%s %s %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
return CLASS_E_CLASSNOTAVAILABLE;
}
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