mirror of
https://github.com/reactos/reactos.git
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347 lines
9.3 KiB
C
347 lines
9.3 KiB
C
/*
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* hhctrl implementation
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*
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* Copyright 2004 Krzysztof Foltman
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* Copyright 2007 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "wine/debug.h"
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#define INIT_GUID
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#include "hhctrl.h"
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WINE_DEFAULT_DEBUG_CHANNEL(htmlhelp);
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HINSTANCE hhctrl_hinstance;
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BOOL hh_process = FALSE;
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BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, LPVOID lpvReserved)
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{
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TRACE("(%p,%d,%p)\n", hInstance, fdwReason, lpvReserved);
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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hhctrl_hinstance = hInstance;
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DisableThreadLibraryCalls(hInstance);
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break;
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case DLL_PROCESS_DETACH:
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break;
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}
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return TRUE;
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}
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static const char *command_to_string(UINT command)
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{
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#define X(x) case x: return #x
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switch (command)
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{
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X( HH_DISPLAY_TOPIC );
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X( HH_DISPLAY_TOC );
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X( HH_DISPLAY_INDEX );
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X( HH_DISPLAY_SEARCH );
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X( HH_SET_WIN_TYPE );
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X( HH_GET_WIN_TYPE );
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X( HH_GET_WIN_HANDLE );
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X( HH_ENUM_INFO_TYPE );
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X( HH_SET_INFO_TYPE );
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X( HH_SYNC );
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X( HH_RESERVED1 );
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X( HH_RESERVED2 );
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X( HH_RESERVED3 );
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X( HH_KEYWORD_LOOKUP );
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X( HH_DISPLAY_TEXT_POPUP );
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X( HH_HELP_CONTEXT );
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X( HH_TP_HELP_CONTEXTMENU );
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X( HH_TP_HELP_WM_HELP );
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X( HH_CLOSE_ALL );
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X( HH_ALINK_LOOKUP );
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X( HH_GET_LAST_ERROR );
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X( HH_ENUM_CATEGORY );
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X( HH_ENUM_CATEGORY_IT );
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X( HH_RESET_IT_FILTER );
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X( HH_SET_INCLUSIVE_FILTER );
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X( HH_SET_EXCLUSIVE_FILTER );
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X( HH_INITIALIZE );
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X( HH_UNINITIALIZE );
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X( HH_SAFE_DISPLAY_TOPIC );
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X( HH_PRETRANSLATEMESSAGE );
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X( HH_SET_GLOBAL_PROPERTY );
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default: return "???";
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}
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#undef X
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}
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static BOOL resolve_filename(const WCHAR *filename, WCHAR *fullname, DWORD buflen)
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{
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static const WCHAR helpW[] = {'\\','h','e','l','p','\\',0};
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GetFullPathNameW(filename, buflen, fullname, NULL);
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if (GetFileAttributesW(fullname) == INVALID_FILE_ATTRIBUTES)
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{
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GetWindowsDirectoryW(fullname, buflen);
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strcatW(fullname, helpW);
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strcatW(fullname, filename);
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}
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return (GetFileAttributesW(fullname) != INVALID_FILE_ATTRIBUTES);
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}
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/******************************************************************
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* HtmlHelpW (HHCTRL.OCX.15)
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*/
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HWND WINAPI HtmlHelpW(HWND caller, LPCWSTR filename, UINT command, DWORD_PTR data)
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{
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WCHAR fullname[MAX_PATH];
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TRACE("(%p, %s, command=%s, data=%lx)\n",
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caller, debugstr_w( filename ),
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command_to_string( command ), data);
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switch (command)
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{
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case HH_DISPLAY_TOPIC:
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case HH_DISPLAY_TOC:
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case HH_DISPLAY_SEARCH:{
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static const WCHAR delimW[] = {':',':',0};
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HHInfo *info;
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BOOL res;
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WCHAR chm_file[MAX_PATH];
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const WCHAR *index;
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FIXME("Not all HH cases handled correctly\n");
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if (!filename)
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return NULL;
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index = strstrW(filename, delimW);
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if (index)
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{
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memcpy(chm_file, filename, (index-filename)*sizeof(WCHAR));
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chm_file[index-filename] = 0;
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filename = chm_file;
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index += 2; /* advance beyond "::" for calling NavigateToChm() later */
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}
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if (!resolve_filename(filename, fullname, MAX_PATH))
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{
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WARN("can't find %s\n", debugstr_w(filename));
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return 0;
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}
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info = CreateHelpViewer(fullname);
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if(!info)
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return NULL;
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if(!index)
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index = info->WinType.pszFile;
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res = NavigateToChm(info, info->pCHMInfo->szFile, index);
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if(!res)
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{
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ReleaseHelpViewer(info);
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return NULL;
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}
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return info->WinType.hwndHelp;
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}
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case HH_HELP_CONTEXT: {
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HHInfo *info;
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LPWSTR url;
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if (!filename)
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return NULL;
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if (!resolve_filename(filename, fullname, MAX_PATH))
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{
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WARN("can't find %s\n", debugstr_w(filename));
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return 0;
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}
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info = CreateHelpViewer(fullname);
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if(!info)
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return NULL;
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url = FindContextAlias(info->pCHMInfo, data);
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if(!url)
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{
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ReleaseHelpViewer(info);
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return NULL;
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}
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NavigateToUrl(info, url);
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heap_free(url);
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return info->WinType.hwndHelp;
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}
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case HH_PRETRANSLATEMESSAGE: {
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static BOOL warned = FALSE;
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if (!warned)
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{
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FIXME("HH_PRETRANSLATEMESSAGE unimplemented\n");
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warned = TRUE;
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}
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return 0;
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}
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default:
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FIXME("HH case %s not handled.\n", command_to_string( command ));
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}
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return 0;
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}
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/******************************************************************
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* HtmlHelpA (HHCTRL.OCX.14)
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*/
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HWND WINAPI HtmlHelpA(HWND caller, LPCSTR filename, UINT command, DWORD_PTR data)
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{
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WCHAR *wfile = NULL, *wdata = NULL;
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DWORD len;
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HWND result;
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if (filename)
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{
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len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
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wfile = heap_alloc(len*sizeof(WCHAR));
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MultiByteToWideChar( CP_ACP, 0, filename, -1, wfile, len );
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}
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if (data)
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{
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switch(command)
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{
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case HH_ALINK_LOOKUP:
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case HH_DISPLAY_SEARCH:
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case HH_DISPLAY_TEXT_POPUP:
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case HH_GET_LAST_ERROR:
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case HH_GET_WIN_TYPE:
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case HH_KEYWORD_LOOKUP:
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case HH_SET_WIN_TYPE:
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case HH_SYNC:
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FIXME("structures not handled yet\n");
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break;
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case HH_DISPLAY_INDEX:
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case HH_DISPLAY_TOPIC:
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case HH_DISPLAY_TOC:
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case HH_GET_WIN_HANDLE:
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case HH_SAFE_DISPLAY_TOPIC:
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len = MultiByteToWideChar( CP_ACP, 0, (const char*)data, -1, NULL, 0 );
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wdata = heap_alloc(len*sizeof(WCHAR));
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MultiByteToWideChar( CP_ACP, 0, (const char*)data, -1, wdata, len );
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break;
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case HH_CLOSE_ALL:
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case HH_HELP_CONTEXT:
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case HH_INITIALIZE:
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case HH_PRETRANSLATEMESSAGE:
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case HH_TP_HELP_CONTEXTMENU:
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case HH_TP_HELP_WM_HELP:
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case HH_UNINITIALIZE:
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/* either scalar or pointer to scalar - do nothing */
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break;
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default:
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FIXME("Unknown command: %s (%d)\n", command_to_string(command), command);
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break;
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}
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}
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result = HtmlHelpW( caller, wfile, command, wdata ? (DWORD_PTR)wdata : data );
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heap_free(wfile);
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heap_free(wdata);
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return result;
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}
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/******************************************************************
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* doWinMain (HHCTRL.OCX.13)
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*/
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int WINAPI doWinMain(HINSTANCE hInstance, LPSTR szCmdLine)
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{
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MSG msg;
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int len, buflen, mapid = -1;
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WCHAR *filename;
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char *endq = NULL;
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hh_process = TRUE;
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/* Parse command line option of the HTML Help command.
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*
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* Note: The only currently handled action is "mapid",
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* which corresponds to opening a specific page.
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*/
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while(*szCmdLine == '-')
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{
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LPSTR space, ptr;
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ptr = szCmdLine + 1;
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space = strchr(ptr, ' ');
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if(!strncmp(ptr, "mapid", space-ptr))
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{
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char idtxt[10];
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ptr += strlen("mapid")+1;
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space = strchr(ptr, ' ');
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memcpy(idtxt, ptr, space-ptr);
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idtxt[space-ptr] = '\0';
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mapid = atoi(idtxt);
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szCmdLine = space+1;
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}
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else
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{
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FIXME("Unhandled HTML Help command line parameter! (%.*s)\n", (int)(space-szCmdLine), szCmdLine);
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return 0;
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}
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}
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/* FIXME: Check szCmdLine for bad arguments */
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if (*szCmdLine == '\"')
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endq = strchr(++szCmdLine, '\"');
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if (endq)
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len = endq - szCmdLine;
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else
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len = strlen(szCmdLine);
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buflen = MultiByteToWideChar(CP_ACP, 0, szCmdLine, len, NULL, 0) + 1;
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filename = heap_alloc(buflen * sizeof(WCHAR));
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MultiByteToWideChar(CP_ACP, 0, szCmdLine, len, filename, buflen);
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filename[buflen-1] = 0;
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/* Open a specific help topic */
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if(mapid != -1)
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HtmlHelpW(GetDesktopWindow(), filename, HH_HELP_CONTEXT, mapid);
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else
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HtmlHelpW(GetDesktopWindow(), filename, HH_DISPLAY_TOPIC, 0);
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heap_free(filename);
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while (GetMessageW(&msg, 0, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessageW(&msg);
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}
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return 0;
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}
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/******************************************************************
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* DllGetClassObject (HHCTRL.OCX.@)
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*/
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HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
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{
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FIXME("(%s %s %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
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return CLASS_E_CLASSNOTAVAILABLE;
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}
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