desktop/win32/source/applauncher/launcher.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "launcher.hxx"
  21
  22 #include <stdlib.h>
  23 #include <malloc.h>
  24
  25 extern "C" int APIENTRY wWinMain( HINSTANCE, HINSTANCE, LPWSTR, int )
  26 {
  27     // Retrieve startup info
  28
  29     STARTUPINFOW aStartupInfo;
  30
  31     ZeroMemory( &aStartupInfo, sizeof(aStartupInfo) );
  32     aStartupInfo.cb = sizeof( aStartupInfo );
  33     GetStartupInfoW( &aStartupInfo );
  34
  35     // Retrieve command line
  36
  37     LPWSTR lpCommandLine = static_cast<LPWSTR>(_alloca( sizeof(WCHAR) * (wcslen(GetCommandLineW()) + wcslen(APPLICATION_SWITCH) + 2) ));
  38
  39     wcscpy( lpCommandLine, GetCommandLineW() );
  40     wcscat( lpCommandLine, L" " );
  41     wcscat( lpCommandLine, APPLICATION_SWITCH );
  42
  43     // Calculate application name
  44
  45     WCHAR szApplicationName[MAX_PATH];
  46     WCHAR szDrive[MAX_PATH];
  47     WCHAR szDir[MAX_PATH];
  48     WCHAR szFileName[MAX_PATH];
  49     WCHAR szExt[MAX_PATH];
  50
  51     GetModuleFileNameW( nullptr, szApplicationName, MAX_PATH );
  52     _wsplitpath( szApplicationName, szDrive, szDir, szFileName, szExt );
  53     _wmakepath( szApplicationName, szDrive, szDir, L"soffice", L".exe" );
  54
  55     PROCESS_INFORMATION aProcessInfo;
  56
  57     BOOL fSuccess = CreateProcessW(
  58         szApplicationName,
  59         lpCommandLine,
  60         nullptr,
  61         nullptr,
  62         TRUE,
  63         0,
  64         nullptr,
  65         nullptr,
  66         &aStartupInfo,
  67         &aProcessInfo );
  68
  69     if ( fSuccess )
  70     {
  71         // Wait for soffice process to be terminated to allow other applications
  72         // to wait for termination of started process
  73
  74         WaitForSingleObject( aProcessInfo.hProcess, INFINITE );
  75
  76         CloseHandle( aProcessInfo.hProcess );
  77         CloseHandle( aProcessInfo.hThread );
  78
  79         return 0;
  80     }
  81
  82     DWORD dwError = GetLastError();
  83
  84     LPWSTR lpMsgBuf = nullptr;
  85
  86     FormatMessageW(
  87         FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
  88         nullptr,
  89         dwError,
  90         MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
  91         reinterpret_cast<LPWSTR>(&lpMsgBuf),
  92         0,
  93         nullptr
  94     );
  95
  96     // Display the string.
  97     MessageBoxW( nullptr, lpMsgBuf, nullptr, MB_OK | MB_ICONERROR );
  98
  99     // Free the buffer.
 100     HeapFree( GetProcessHeap(), 0, lpMsgBuf );
 101
 102     return dwError;
 103 }
 104
 105 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */