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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_forms.hxx"
#include "clipboarddispatcher.hxx"
#include <editeng/editview.hxx>
/** === begin UNO includes === **/
#include <com/sun/star/lang/DisposedException.hpp>
/** === end UNO includes === **/
#include <svtools/cliplistener.hxx>
#include <svtools/transfer.hxx>
//........................................................................
namespace frm
{
//........................................................................
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::frame;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::beans;
//====================================================================
namespace
{
static URL createClipboardURL( OClipboardDispatcher::ClipboardFunc _eFunc )
{
URL aURL;
switch ( _eFunc )
{
case OClipboardDispatcher::eCut:
aURL.Complete = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:Cut" ) );
break;
case OClipboardDispatcher::eCopy:
aURL.Complete = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:Copy" ) );
break;
case OClipboardDispatcher::ePaste:
aURL.Complete = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ".uno:Paste" ) );
break;
}
return aURL;
}
}
//====================================================================
//= OClipboardDispatcher
//====================================================================
//--------------------------------------------------------------------
OClipboardDispatcher::OClipboardDispatcher( EditView& _rView, ClipboardFunc _eFunc )
:ORichTextFeatureDispatcher( _rView, createClipboardURL( _eFunc ) )
,m_eFunc( _eFunc )
,m_bLastKnownEnabled( sal_True )
{
}
//--------------------------------------------------------------------
sal_Bool OClipboardDispatcher::implIsEnabled( ) const
{
sal_Bool bEnabled = sal_False;
switch ( m_eFunc )
{
case eCut:
bEnabled = !getEditView()->IsReadOnly() && getEditView()->HasSelection();
break;
case eCopy:
bEnabled = getEditView()->HasSelection();
break;
case ePaste:
bEnabled = !getEditView()->IsReadOnly();
break;
}
return bEnabled;
}
//--------------------------------------------------------------------
FeatureStateEvent OClipboardDispatcher::buildStatusEvent() const
{
FeatureStateEvent aEvent( ORichTextFeatureDispatcher::buildStatusEvent() );
aEvent.IsEnabled = implIsEnabled();
return aEvent;
}
//--------------------------------------------------------------------
void OClipboardDispatcher::invalidateFeatureState_Broadcast()
{
sal_Bool bEnabled = implIsEnabled();
if ( m_bLastKnownEnabled == bEnabled )
// nothing changed -> no notification
return;
m_bLastKnownEnabled = bEnabled;
ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast();
}
//--------------------------------------------------------------------
void SAL_CALL OClipboardDispatcher::dispatch( const URL& /*_rURL*/, const Sequence< PropertyValue >& /*Arguments*/ ) throw (RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !getEditView() )
throw DisposedException();
switch ( m_eFunc )
{
case eCut:
getEditView()->Cut();
break;
case eCopy:
getEditView()->Copy();
break;
case ePaste:
getEditView()->Paste();
break;
}
}
//====================================================================
//= OPasteClipboardDispatcher
//====================================================================
//--------------------------------------------------------------------
OPasteClipboardDispatcher::OPasteClipboardDispatcher( EditView& _rView )
:OClipboardDispatcher( _rView, ePaste )
,m_pClipListener( NULL )
,m_bPastePossible( sal_False )
{
m_pClipListener = new TransferableClipboardListener( LINK( this, OPasteClipboardDispatcher, OnClipboardChanged ) );
m_pClipListener->acquire();
m_pClipListener->AddRemoveListener( _rView.GetWindow(), sal_True );
// initial state
TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( _rView.GetWindow() ) );
m_bPastePossible = ( aDataHelper.HasFormat( SOT_FORMAT_STRING ) || aDataHelper.HasFormat( SOT_FORMAT_RTF ) );
}
//--------------------------------------------------------------------
OPasteClipboardDispatcher::~OPasteClipboardDispatcher()
{
if ( !isDisposed() )
{
acquire();
dispose();
}
}
//--------------------------------------------------------------------
IMPL_LINK( OPasteClipboardDispatcher, OnClipboardChanged, TransferableDataHelper*, _pDataHelper )
{
OSL_ENSURE( _pDataHelper, "OPasteClipboardDispatcher::OnClipboardChanged: ooops!" );
m_bPastePossible = _pDataHelper->HasFormat( SOT_FORMAT_STRING )
|| _pDataHelper->HasFormat( SOT_FORMAT_RTF );
invalidate();
return 0L;
}
//--------------------------------------------------------------------
void OPasteClipboardDispatcher::disposing( ::osl::ClearableMutexGuard& _rClearBeforeNotify )
{
OSL_ENSURE( getEditView() && getEditView()->GetWindow(), "OPasteClipboardDispatcher::disposing: EditView should not (yet) be disfunctional here!" );
if ( getEditView() && getEditView()->GetWindow() && m_pClipListener )
m_pClipListener->AddRemoveListener( getEditView()->GetWindow(), sal_False );
m_pClipListener->release();
m_pClipListener = NULL;
OClipboardDispatcher::disposing( _rClearBeforeNotify );
}
//--------------------------------------------------------------------
sal_Bool OPasteClipboardDispatcher::implIsEnabled( ) const
{
return m_bPastePossible && OClipboardDispatcher::implIsEnabled();
}
//........................................................................
} // namespace frm
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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