LCOV - code coverage report
Current view: top level - vcl/unx/generic/dtrans - X11_clipboard.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 86 0.0 %
Date: 2014-04-14 Functions: 0 18 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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 <X11/Xatom.h>
      21             : #include <X11_clipboard.hxx>
      22             : #include <X11_transferable.hxx>
      23             : #include <com/sun/star/lang/DisposedException.hpp>
      24             : #include <com/sun/star/datatransfer/clipboard/RenderingCapabilities.hpp>
      25             : #include <com/sun/star/lang/XMultiServiceFactory.hpp>
      26             : #include <com/sun/star/lang/XSingleServiceFactory.hpp>
      27             : #include <com/sun/star/registry/XRegistryKey.hpp>
      28             : #include <uno/dispatcher.h>
      29             : #include <uno/mapping.hxx>
      30             : #include <cppuhelper/factory.hxx>
      31             : #include <cppuhelper/supportsservice.hxx>
      32             : #include <rtl/tencinfo.h>
      33             : 
      34             : #if OSL_DEBUG_LEVEL > 1
      35             : #include <stdio.h>
      36             : #endif
      37             : 
      38             : using namespace com::sun::star::datatransfer;
      39             : using namespace com::sun::star::datatransfer::clipboard;
      40             : using namespace com::sun::star::lang;
      41             : using namespace com::sun::star::uno;
      42             : using namespace com::sun::star::awt;
      43             : using namespace cppu;
      44             : using namespace osl;
      45             : using namespace x11;
      46             : 
      47           0 : X11Clipboard::X11Clipboard( SelectionManager& rManager, Atom aSelection ) :
      48             :         ::cppu::WeakComponentImplHelper2<
      49             :     ::com::sun::star::datatransfer::clipboard::XSystemClipboard,
      50             :     ::com::sun::star::lang::XServiceInfo
      51           0 :     >( rManager.getMutex() ),
      52             : 
      53             :         m_rSelectionManager( rManager ),
      54             :         m_xSelectionManager( & rManager ),
      55           0 :         m_aSelection( aSelection )
      56             : {
      57             : #if OSL_DEBUG_LEVEL > 1
      58             :     fprintf( stderr, "creating instance of X11Clipboard (this=%p)\n", this );
      59             : #endif
      60             : 
      61           0 :     if( m_aSelection != None )
      62             :     {
      63           0 :         m_rSelectionManager.registerHandler( m_aSelection, *this );
      64             :     }
      65             :     else
      66             :     {
      67           0 :         m_rSelectionManager.registerHandler( XA_PRIMARY, *this );
      68           0 :         m_rSelectionManager.registerHandler( m_rSelectionManager.getAtom( OUString("CLIPBOARD") ), *this );
      69             :     }
      70           0 : }
      71             : 
      72           0 : X11Clipboard::~X11Clipboard()
      73             : {
      74           0 :     MutexGuard aGuard( *Mutex::getGlobalMutex() );
      75             : 
      76             : #if OSL_DEBUG_LEVEL > 1
      77             :     fprintf( stderr, "shutting down instance of X11Clipboard (this=%p, Selecttion=\"%s\")\n", this, OUStringToOString( m_rSelectionManager.getString( m_aSelection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr() );
      78             : #endif
      79           0 :     if( m_aSelection != None )
      80           0 :         m_rSelectionManager.deregisterHandler( m_aSelection );
      81             :     else
      82             :     {
      83           0 :         m_rSelectionManager.deregisterHandler( XA_PRIMARY );
      84           0 :         m_rSelectionManager.deregisterHandler( m_rSelectionManager.getAtom( OUString("CLIPBOARD") ) );
      85           0 :     }
      86           0 : }
      87             : 
      88           0 : void X11Clipboard::fireChangedContentsEvent()
      89             : {
      90           0 :     ClearableMutexGuard aGuard( m_rSelectionManager.getMutex() );
      91             : #if OSL_DEBUG_LEVEL > 1
      92             :     fprintf( stderr, "X11Clipboard::fireChangedContentsEvent for %s (%" SAL_PRI_SIZET "u listeners)\n",
      93             :              OUStringToOString( m_rSelectionManager.getString( m_aSelection ), RTL_TEXTENCODING_ISO_8859_1 ).getStr(), m_aListeners.size() );
      94             : #endif
      95           0 :     ::std::list< Reference< XClipboardListener > > listeners( m_aListeners );
      96           0 :     aGuard.clear();
      97             : 
      98           0 :     ClipboardEvent aEvent( static_cast<OWeakObject*>(this), m_aContents);
      99           0 :     while( listeners.begin() != listeners.end() )
     100             :     {
     101           0 :         if( listeners.front().is() )
     102           0 :             listeners.front()->changedContents(aEvent);
     103           0 :         listeners.pop_front();
     104           0 :     }
     105           0 : }
     106             : 
     107           0 : void X11Clipboard::clearContents()
     108             : {
     109           0 :     ClearableMutexGuard aGuard(m_rSelectionManager.getMutex());
     110             :     // protect against deletion during outside call
     111           0 :     Reference< XClipboard > xThis( static_cast<XClipboard*>(this));
     112             :     // copy member references on stack so they can be called
     113             :     // without having the mutex
     114           0 :     Reference< XClipboardOwner > xOwner( m_aOwner );
     115           0 :     Reference< XTransferable > xTrans( m_aContents );
     116             :     // clear members
     117           0 :     m_aOwner.clear();
     118           0 :     m_aContents.clear();
     119             : 
     120             :     // release the mutex
     121           0 :     aGuard.clear();
     122             : 
     123             :     // inform previous owner of lost ownership
     124           0 :     if ( xOwner.is() )
     125           0 :         xOwner->lostOwnership(xThis, m_aContents);
     126           0 : }
     127             : 
     128           0 : Reference< XTransferable > SAL_CALL X11Clipboard::getContents()
     129             :     throw(RuntimeException, std::exception)
     130             : {
     131           0 :     MutexGuard aGuard(m_rSelectionManager.getMutex());
     132             : 
     133           0 :     if( ! m_aContents.is() )
     134           0 :         m_aContents = new X11Transferable( SelectionManager::get(), m_aSelection );
     135           0 :     return m_aContents;
     136             : }
     137             : 
     138           0 : void SAL_CALL X11Clipboard::setContents(
     139             :     const Reference< XTransferable >& xTrans,
     140             :     const Reference< XClipboardOwner >& xClipboardOwner )
     141             :     throw(RuntimeException, std::exception)
     142             : {
     143             :     // remember old values for callbacks before setting the new ones.
     144           0 :     ClearableMutexGuard aGuard(m_rSelectionManager.getMutex());
     145             : 
     146           0 :     Reference< XClipboardOwner > oldOwner( m_aOwner );
     147           0 :     m_aOwner = xClipboardOwner;
     148             : 
     149           0 :     Reference< XTransferable > oldContents( m_aContents );
     150           0 :     m_aContents = xTrans;
     151             : 
     152           0 :     aGuard.clear();
     153             : 
     154             :     // for now request ownership for both selections
     155           0 :     if( m_aSelection != None )
     156           0 :         m_rSelectionManager.requestOwnership( m_aSelection );
     157             :     else
     158             :     {
     159           0 :         m_rSelectionManager.requestOwnership( XA_PRIMARY );
     160           0 :         m_rSelectionManager.requestOwnership( m_rSelectionManager.getAtom( OUString("CLIPBOARD") ) );
     161             :     }
     162             : 
     163             :     // notify old owner on loss of ownership
     164           0 :     if( oldOwner.is() )
     165           0 :         oldOwner->lostOwnership(static_cast < XClipboard * > (this), oldContents);
     166             : 
     167             :     // notify all listeners on content changes
     168           0 :     fireChangedContentsEvent();
     169           0 : }
     170             : 
     171           0 : OUString SAL_CALL X11Clipboard::getName()
     172             :     throw(RuntimeException, std::exception)
     173             : {
     174           0 :     return m_rSelectionManager.getString( m_aSelection );
     175             : }
     176             : 
     177           0 : sal_Int8 SAL_CALL X11Clipboard::getRenderingCapabilities()
     178             :     throw(RuntimeException, std::exception)
     179             : {
     180           0 :     return RenderingCapabilities::Delayed;
     181             : }
     182             : 
     183           0 : void SAL_CALL X11Clipboard::addClipboardListener( const Reference< XClipboardListener >& listener )
     184             :     throw(RuntimeException, std::exception)
     185             : {
     186           0 :     MutexGuard aGuard( m_rSelectionManager.getMutex() );
     187           0 :     m_aListeners.push_back( listener );
     188           0 : }
     189             : 
     190           0 : void SAL_CALL X11Clipboard::removeClipboardListener( const Reference< XClipboardListener >& listener )
     191             :     throw(RuntimeException, std::exception)
     192             : {
     193           0 :     MutexGuard aGuard( m_rSelectionManager.getMutex() );
     194           0 :     m_aListeners.remove( listener );
     195           0 : }
     196             : 
     197           0 : Reference< XTransferable > X11Clipboard::getTransferable()
     198             : {
     199           0 :     return getContents();
     200             : }
     201             : 
     202           0 : void X11Clipboard::clearTransferable()
     203             : {
     204           0 :     clearContents();
     205           0 : }
     206             : 
     207           0 : void X11Clipboard::fireContentsChanged()
     208             : {
     209           0 :     fireChangedContentsEvent();
     210           0 : }
     211             : 
     212           0 : Reference< XInterface > X11Clipboard::getReference() throw()
     213             : {
     214           0 :     return Reference< XInterface >( static_cast< OWeakObject* >(this) );
     215             : }
     216             : 
     217           0 : OUString SAL_CALL X11Clipboard::getImplementationName(  )
     218             :     throw(RuntimeException, std::exception)
     219             : {
     220           0 :     return OUString(X11_CLIPBOARD_IMPLEMENTATION_NAME);
     221             : }
     222             : 
     223           0 : sal_Bool SAL_CALL X11Clipboard::supportsService( const OUString& ServiceName )
     224             :     throw(RuntimeException, std::exception)
     225             : {
     226           0 :     return cppu::supportsService(this, ServiceName);
     227             : }
     228             : 
     229           0 : Sequence< OUString > SAL_CALL X11Clipboard::getSupportedServiceNames(    )
     230             :     throw(RuntimeException, std::exception)
     231             : {
     232           0 :     return X11Clipboard_getSupportedServiceNames();
     233             : }
     234             : 
     235             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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