vcl/unx/kde/kdedata.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 <shell/kde_headers.h>
  21
  22 #include <unistd.h>
  23 #include <fcntl.h>
  24
  25 #include <stdio.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <limits.h>
  29 #include <errno.h>
  30 #include <poll.h>
  31 #ifdef FREEBSD
  32 #include <sys/types.h>
  33 #include <sys/time.h>
  34 #endif
  35
  36 #include <osl/thread.h>
  37 #include <osl/process.h>
  38 #include <osl/mutex.hxx>
  39
  40 #include "unx/kde/kdedata.hxx"
  41 #include "unx/i18n_im.hxx"
  42 #include "unx/i18n_xkb.hxx"
  43
  44 #include "vclpluginapi.h"
  45
  46 #include <config_vclplug.h>
  47
  48 /* #i59042# override KApplications method for session management
  49  * since it will interfere badly with our own.
  50  */
  51 class VCLKDEApplication : public KApplication
  52 {
  53     public:
  54     VCLKDEApplication() : KApplication() {}
  55
  56     virtual void commitData(QSessionManager &sm) SAL_OVERRIDE;
  57 };
  58
  59 void VCLKDEApplication::commitData(QSessionManager&)
  60 {
  61 }
  62
  63 /***************************************************************************
  64  * class SalKDEDisplay                                                     *
  65  ***************************************************************************/
  66
  67 SalKDEDisplay::SalKDEDisplay( Display* pDisp )
  68     : SalX11Display( pDisp )
  69 {
  70 }
  71
  72 SalKDEDisplay::~SalKDEDisplay()
  73 {
  74     // in case never a frame opened
  75     static_cast<KDEXLib*>(GetXLib())->doStartup();
  76     // clean up own members
  77     doDestruct();
  78     // prevent SalDisplay from closing KApplication's display
  79     pDisp_ = NULL;
  80 }
  81
  82 /***************************************************************************
  83  * class KDEXLib                                                           *
  84  ***************************************************************************/
  85
  86 KDEXLib::~KDEXLib()
  87 {
  88     // on 64 bit linux using libXRandr.so.2 will crash in
  89     // XCloseDisplay when freeing extension data
  90     // no known work around, therefore currently leak. Hopefully
  91     // this does not make problems since we're shutting down anyway
  92     // should we ever get a real kde plugin that uses the KDE event loop
  93     // we should use kde's method to signal screen changes similar
  94     // to the gtk plugin
  95     #if ! defined USE_RANDR || ! (defined LINUX && defined X86_64)
  96     // properly deinitialize KApplication
  97     delete static_cast<VCLKDEApplication*>(m_pApplication);
  98     #endif
  99     // free the faked cmdline arguments no longer needed by KApplication
 100     for( int i = 0; i < m_nFakeCmdLineArgs; i++ )
 101         free( m_pFreeCmdLineArgs[i] );
 102     delete [] m_pFreeCmdLineArgs;
 103     delete [] m_pAppCmdLineArgs;
 104 }
 105
 106 void KDEXLib::Init()
 107 {
 108     SalI18N_InputMethod* pInputMethod = new SalI18N_InputMethod;
 109     pInputMethod->SetLocale();
 110     XrmInitialize();
 111
 112     KAboutData *kAboutData = new KAboutData( "LibreOffice",
 113             I18N_NOOP( "LibreOffice" ),
 114             "3.4.0",
 115             I18N_NOOP( "LibreOffice with KDE Native Widget Support." ),
 116             KAboutData::License_File,
 117             I18N_NOOP( "Copyright (C) 2000, 2014 LibreOffice contributors" ),
 118             I18N_NOOP( "LibreOffice is an office suite.\n" ),
 119             "http://libreoffice.org",
 120             "libreoffice@lists.freedesktop.org");
 121     kAboutData->addAuthor( "Jan Holesovsky",
 122             I18N_NOOP( "Original author and maintainer of the KDE NWF." ),
 123             "kendy@artax.karlin.mff.cuni.cz",
 124             "http://artax.karlin.mff.cuni.cz/~kendy" );
 125
 126     m_nFakeCmdLineArgs = 1;
 127     sal_uInt16 nIdx;
 128     int nParams = osl_getCommandArgCount();
 129     OString aDisplay;
 130     OUString aParam, aBin;
 131
 132     for ( nIdx = 0; nIdx < nParams; ++nIdx )
 133     {
 134         osl_getCommandArg( nIdx, &aParam.pData );
 135         if ( !m_pFreeCmdLineArgs && aParam == "-display" && nIdx + 1 < nParams )
 136         {
 137             osl_getCommandArg( nIdx + 1, &aParam.pData );
 138             aDisplay = OUStringToOString( aParam, osl_getThreadTextEncoding() );
 139
 140             m_nFakeCmdLineArgs = 3;
 141             m_pFreeCmdLineArgs = new char*[ m_nFakeCmdLineArgs ];
 142             m_pFreeCmdLineArgs[ 1 ] = strdup( "-display" );
 143             m_pFreeCmdLineArgs[ 2 ] = strdup( aDisplay.getStr() );
 144         }
 145     }
 146     if ( !m_pFreeCmdLineArgs )
 147         m_pFreeCmdLineArgs = new char*[ m_nFakeCmdLineArgs ];
 148
 149     osl_getExecutableFile( &aParam.pData );
 150     osl_getSystemPathFromFileURL( aParam.pData, &aBin.pData );
 151     OString aExec = OUStringToOString( aBin, osl_getThreadTextEncoding() );
 152     m_pFreeCmdLineArgs[0] = strdup( aExec.getStr() );
 153
 154     // make a copy of the string list for freeing it since
 155     // KApplication manipulates the pointers inside the argument vector
 156     // note: KApplication bad !
 157     m_pAppCmdLineArgs = new char*[ m_nFakeCmdLineArgs ];
 158     for( int i = 0; i < m_nFakeCmdLineArgs; i++ )
 159         m_pAppCmdLineArgs[i] = m_pFreeCmdLineArgs[i];
 160
 161     KCmdLineArgs::init( m_nFakeCmdLineArgs, m_pAppCmdLineArgs, kAboutData );
 162
 163     KApplication::disableAutoDcopRegistration();
 164     m_pApplication = new VCLKDEApplication();
 165     kapp->disableSessionManagement();
 166
 167     Display* pDisp = QPaintDevice::x11AppDisplay();
 168
 169     SalX11Display *pSalDisplay = new SalKDEDisplay( pDisp );
 170
 171     pInputMethod->CreateMethod( pDisp );
 172     pSalDisplay->SetupInput( pInputMethod );
 173 }
 174
 175 void KDEXLib::doStartup()
 176 {
 177     if( ! m_bStartupDone )
 178     {
 179         KStartupInfo::appStarted();
 180         m_bStartupDone = true;
 181         SAL_INFO( "vcl.kde", "called KStartupInfo::appStarted()" );
 182     }
 183 }
 184
 185 /**********************************************************************
 186  * class KDEData                                                      *
 187  **********************************************************************/
 188
 189 KDEData::~KDEData()
 190 {
 191 }
 192
 193 void KDEData::Init()
 194 {
 195     pXLib_ = new KDEXLib();
 196     pXLib_->Init();
 197 }
 198
 199 /**********************************************************************
 200  * plugin entry point                                                 *
 201  **********************************************************************/
 202
 203 extern "C" {
 204     VCLPLUG_KDE_PUBLIC SalInstance* create_SalInstance()
 205     {
 206         /* #i92121# workaround deadlocks in the X11 implementation
 207         */
 208         static const char* pNoXInitThreads = getenv( "SAL_NO_XINITTHREADS" );
 209         /* #i90094#
 210            from now on we know that an X connection will be
 211            established, so protect X against itself
 212         */
 213         if( ! ( pNoXInitThreads && *pNoXInitThreads ) )
 214             XInitThreads();
 215
 216         OString aVersion( qVersion() );
 217         SAL_INFO( "vcl.kde", "qt version string is \"" << aVersion << "\"" );
 218
 219         sal_Int32 nIndex = 0, nMajor = 0, nMinor = 0, nMicro = 0;
 220         nMajor = aVersion.getToken( 0, '.', nIndex ).toInt32();
 221         if( nIndex > 0 )
 222             nMinor = aVersion.getToken( 0, '.', nIndex ).toInt32();
 223         if( nIndex > 0 )
 224             nMicro = aVersion.getToken( 0, '.', nIndex ).toInt32();
 225         if( nMajor != 3 || nMinor < 2 || (nMinor == 2 && nMicro < 2) )
 226         {
 227             SAL_INFO( "vcl.kde", "unsuitable qt version " << nMajor << "." << nMinor << "." << nMicro );
 228             return NULL;
 229         }
 230
 231         KDESalInstance* pInstance = new KDESalInstance( new SalYieldMutex() );
 232         SAL_INFO( "vcl.kde", "created KDESalInstance " << &pInstance );
 233
 234         // initialize SalData
 235         KDEData *pSalData = new KDEData( pInstance );
 236         pSalData->Init();
 237         pInstance->SetLib( pSalData->GetLib() );
 238         pSalData->initNWF();
 239
 240         return pInstance;
 241     }
 242 }
 243
 244 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */