5f596e7dcc
2008/04/01 15:42:01 thb 1.9.96.3: #i85898# Stripping all external header guards 2008/04/01 12:41:40 thb 1.9.96.2: #i85898# Stripping all external header guards 2008/03/31 16:29:48 rt 1.9.96.1: #i87441# Change license header to LPGL v3.
171 lines
5.7 KiB
C++
171 lines
5.7 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: viewhdl.cxx,v $
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* $Revision: 1.10 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_starmath.hxx"
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#include <view.hxx>
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#include <comphelper/processfactory.hxx>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <com/sun/star/datatransfer/clipboard/XClipboardListener.hpp>
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#include <com/sun/star/datatransfer/clipboard/XClipboardNotifier.hpp>
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#include <vos/mutex.hxx>
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#include <cppuhelper/implbase1.hxx>
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#include <svtools/transfer.hxx>
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#include <sfx2/bindings.hxx>
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#include <sfx2/sfxsids.hrc>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::datatransfer::clipboard;
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// --------------------------- Clipboard EventListener ------------------
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class SmClipboardChangeListener : public ::cppu::WeakImplHelper1<
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::com::sun::star::datatransfer::clipboard::XClipboardListener >
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{
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SmViewShell* pView;
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// XEventListener
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virtual void SAL_CALL disposing(
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const lang::EventObject& rEventObject ) throw ( ::com::sun::star::uno::RuntimeException)
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;// throw( UNO_NMSPC::RuntimeException );
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// XClipboardListener
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virtual void SAL_CALL changedContents(
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const datatransfer::clipboard::ClipboardEvent& rEventObject ) throw ( ::com::sun::star::uno::RuntimeException)
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;// throw( UNO_NMSPC::RuntimeException );
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public:
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SmClipboardChangeListener( SmViewShell& rView ) : pView( &rView ) {}
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virtual ~SmClipboardChangeListener();
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void ViewDestroyed() { pView = 0; }
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void AddRemoveListener( BOOL bAdd );
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};
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// ------------------------- SmClipboardChangeListener ---------------------
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SmClipboardChangeListener::~SmClipboardChangeListener()
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{
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}
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void SAL_CALL SmClipboardChangeListener::disposing(
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const lang::EventObject& /*rEventObject*/ ) throw ( ::com::sun::star::uno::RuntimeException)
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{
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}
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void SAL_CALL SmClipboardChangeListener::changedContents(
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const ClipboardEvent& rEventObject ) throw ( ::com::sun::star::uno::RuntimeException)
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{
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const ::vos::OGuard aGuard( Application::GetSolarMutex() );
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if( pView )
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{
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{
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TransferableDataHelper aDataHelper( rEventObject.Contents );
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sal_Bool bHasTransferable = aDataHelper.GetTransferable().is();
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//! according to CD the above call to GetTransferable may create a (new)
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//! message loop and thus result in re-entrant code.
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//! Thus it was suggested to check 'pView' here again.
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if (pView)
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{
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pView->bPasteState = bHasTransferable &&
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( aDataHelper.HasFormat( FORMAT_STRING ) ||
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aDataHelper.HasFormat( SOT_FORMATSTR_ID_EMBEDDED_OBJ ) ||
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(aDataHelper.HasFormat( SOT_FORMATSTR_ID_OBJECTDESCRIPTOR )
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&& aDataHelper.HasFormat( SOT_FORMATSTR_ID_EMBED_SOURCE )));
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}
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}
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if (pView)
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{
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SfxBindings& rBind = pView->GetViewFrame()->GetBindings();
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rBind.Invalidate( SID_PASTE );
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}
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}
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}
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void SmClipboardChangeListener::AddRemoveListener( BOOL bAdd )
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{
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try
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{
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do {
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Window* pW;
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Reference< XClipboard > xClipboard;
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if( pView && 0 != ( pW = pView->GetEditWindow()) )
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xClipboard = pW->GetClipboard();
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if( !xClipboard.is() )
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break;
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Reference< XClipboardNotifier > xClpbrdNtfr( xClipboard, UNO_QUERY );
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if( xClpbrdNtfr.is() )
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{
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Reference< XClipboardListener > xClipEvtLstnr( this );
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if( bAdd )
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xClpbrdNtfr->addClipboardListener( xClipEvtLstnr );
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else
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xClpbrdNtfr->removeClipboardListener( xClipEvtLstnr );
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}
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} while ( FALSE );
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}
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catch( const ::com::sun::star::uno::Exception& )
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{
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}
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}
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// ------------------------- SmViewShell ---------------------
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void SmViewShell::AddRemoveClipboardListener( BOOL bAdd )
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{
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// AddRemoveListener and ViewDestroyed below should be an
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// atomic operation and must not be 'interrupted' by other code
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const ::vos::OGuard aGuard( Application::GetSolarMutex() );
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if( bAdd && !xClipEvtLstnr.is() )
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{
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xClipEvtLstnr = pClipEvtLstnr = new SmClipboardChangeListener( *this );
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pClipEvtLstnr->AddRemoveListener( TRUE );
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}
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else if( !bAdd && xClipEvtLstnr.is() )
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{
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pClipEvtLstnr->AddRemoveListener( FALSE );
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pClipEvtLstnr->ViewDestroyed();
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}
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}
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