vcl/unx/kde4/main.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 <QApplication>
  21
  22 #include "KDEData.hxx"
  23 #include "KDESalInstance.hxx"
  24
  25 #include <vclpluginapi.h>
  26
  27 #if OSL_DEBUG_LEVEL > 1
  28 #include <stdio.h>
  29 #endif
  30
  31 #include <rtl/string.hxx>
  32
  33 /// entry point for the KDE4 VCL plugin
  34 extern "C" {
  35     VCLPLUG_KDE4_PUBLIC SalInstance* create_SalInstance()
  36     {
  37         /* #i92121# workaround deadlocks in the X11 implementation
  38         */
  39         static const char* pNoXInitThreads = getenv( "SAL_NO_XINITTHREADS" );
  40         /* #i90094#
  41            from now on we know that an X connection will be
  42            established, so protect X against itself
  43         */
  44         if( ! ( pNoXInitThreads && *pNoXInitThreads ) )
  45         {
  46 #if QT_VERSION >= 0x040800
  47             // let Qt call XInitThreads(), so that also Qt knows it's been used
  48             // (otherwise QPixmap may warn about threads not being initialized)
  49             QApplication::setAttribute( Qt::AA_X11InitThreads );
  50 #else
  51             XInitThreads();
  52             // just in case somebody builds with old version and then upgrades Qt,
  53             // otherwise this is a no-op
  54             QApplication::setAttribute( static_cast< Qt::ApplicationAttribute >( 10 ));
  55 #endif
  56         }
  57
  58 #if QT_VERSION < 0x050000
  59         // Qt 4.x support needs >= 4.1.0
  60         OString aVersion( qVersion() );
  61         SAL_INFO( "vcl.kde4", "qt version string is " << aVersion );
  62
  63         sal_Int32 nIndex = 0, nMajor = 0, nMinor = 0;
  64         nMajor = aVersion.getToken( 0, '.', nIndex ).toInt32();
  65         if( nIndex > 0 )
  66             nMinor = aVersion.getToken( 0, '.', nIndex ).toInt32();
  67         if( nMajor != 4 || nMinor < 1 )
  68         {
  69 #if OSL_DEBUG_LEVEL > 1
  70             sal_Int32 nMicro = 0;
  71             if( nIndex > 0 )
  72                 nMicro = aVersion.getToken( 0, '.', nIndex ).toInt32();
  73             SAL_INFO( "vcl.kde4", "unsuitable qt version " << nMajor << "." << nMinor << "." << nMicro );
  74 #endif
  75             return NULL;
  76         }
  77 #endif
  78
  79         KDESalInstance* pInstance = new KDESalInstance( new SalYieldMutex() );
  80         SAL_INFO( "vcl.kde4", "created KDESalInstance " << &pInstance );
  81
  82         // initialize SalData
  83         KDEData *salData = new KDEData( pInstance );
  84         salData->Init();
  85         salData->initNWF();
  86         pInstance->SetLib(salData->GetLib());
  87
  88         return pInstance;
  89     }
  90 }
  91
  92 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */