/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: launcher.cxx,v $
 * $Revision: 1.9 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_desktop.hxx"

#include "launcher.hxx"


#ifndef _WINDOWS_
#	define WIN32_LEAN_AND_MEAN
#if defined _MSC_VER
#pragma warning(push, 1)
#endif
#	include <windows.h>
#	include <shellapi.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif
#endif


#include <stdlib.h>
#include <malloc.h>


#ifdef __MINGW32__
extern "C" int APIENTRY WinMain( HINSTANCE, HINSTANCE, LPSTR, int )
#else
extern "C" int APIENTRY _tWinMain( HINSTANCE, HINSTANCE, LPTSTR, int )
#endif
{
    // Retreive startup info

    STARTUPINFO	aStartupInfo;

    ZeroMemory( &aStartupInfo, sizeof(aStartupInfo) );
    aStartupInfo.cb = sizeof( aStartupInfo );
    GetStartupInfo( &aStartupInfo );

    // Retrieve command line

    LPTSTR	lpCommandLine = GetCommandLine();

    LPTSTR	*ppArguments = NULL;
    int		nArguments = 0;

    ppArguments = GetArgv( &nArguments );

    // if ( 1 == nArguments )
    {
        lpCommandLine = (LPTSTR)_alloca( sizeof(_TCHAR) * (_tcslen(lpCommandLine) + _tcslen(APPLICATION_SWITCH) + 2) );

        _tcscpy( lpCommandLine, GetCommandLine() );
        _tcscat( lpCommandLine, _T(" ") );
        _tcscat( lpCommandLine, APPLICATION_SWITCH );
    }


    // Calculate application name

    TCHAR	szApplicationName[MAX_PATH];
    TCHAR	szDrive[MAX_PATH];
    TCHAR	szDir[MAX_PATH];
    TCHAR	szFileName[MAX_PATH];
    TCHAR	szExt[MAX_PATH];

    GetModuleFileName( NULL, szApplicationName, MAX_PATH );
    _tsplitpath( szApplicationName, szDrive, szDir, szFileName, szExt );
    _tmakepath( szApplicationName, szDrive, szDir, OFFICE_IMAGE_NAME, _T(".exe") );

    PROCESS_INFORMATION	aProcessInfo;

    BOOL	fSuccess = CreateProcess(
        szApplicationName,
        lpCommandLine,
        NULL,
        NULL,
        TRUE,
        0,
        NULL,
        NULL,
        &aStartupInfo,
        &aProcessInfo );

    if ( fSuccess )
    {
        CloseHandle( aProcessInfo.hProcess );
        CloseHandle( aProcessInfo.hThread );

        return 0;
    }

    DWORD	dwError = GetLastError();

    LPVOID lpMsgBuf;

    FormatMessage(
        FORMAT_MESSAGE_ALLOCATE_BUFFER |
        FORMAT_MESSAGE_FROM_SYSTEM,
        NULL,
        dwError,
        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
        (LPTSTR)&lpMsgBuf,
        0,
        NULL
    );

    // Display the string.
    MessageBox( NULL, (LPCTSTR)lpMsgBuf, NULL, MB_OK | MB_ICONERROR );

    // Free the buffer.
    LocalFree( lpMsgBuf );

    return GetLastError();
}