140 lines
4.2 KiB
C++
140 lines
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "featuredispatcher.hxx"
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#include <osl/diagnose.h>
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#include <comphelper/diagnose_ex.hxx>
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#include <utility>
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namespace frm
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{
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::frame;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::util;
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ORichTextFeatureDispatcher::ORichTextFeatureDispatcher( EditView& _rView, URL _aURL )
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:m_aFeatureURL(std::move( _aURL ))
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,m_aStatusListeners( m_aMutex )
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,m_pEditView( &_rView )
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,m_bDisposed( false )
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{
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}
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ORichTextFeatureDispatcher::~ORichTextFeatureDispatcher( )
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{
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if ( !m_bDisposed )
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{
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acquire();
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dispose();
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}
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}
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void ORichTextFeatureDispatcher::dispose()
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{
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EventObject aEvent( *this );
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m_aStatusListeners.disposeAndClear( aEvent );
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::osl::ClearableMutexGuard aGuard( m_aMutex );
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m_bDisposed = true;
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disposing( aGuard );
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}
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void ORichTextFeatureDispatcher::disposing( ::osl::ClearableMutexGuard& /*_rClearBeforeNotify*/ )
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{
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m_pEditView = nullptr;
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}
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void SAL_CALL ORichTextFeatureDispatcher::addStatusListener( const Reference< XStatusListener >& _rxControl, const URL& _rURL )
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{
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OSL_ENSURE( !m_bDisposed, "ORichTextFeatureDispatcher::addStatusListener: already disposed!" );
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if ( m_bDisposed )
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throw DisposedException();
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OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "ORichTextFeatureDispatcher::addStatusListener: invalid URL!" );
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if ( _rURL.Complete == getFeatureURL().Complete )
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if ( _rxControl.is() )
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{
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m_aStatusListeners.addInterface( _rxControl );
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doNotify( _rxControl, buildStatusEvent() );
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}
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}
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void SAL_CALL ORichTextFeatureDispatcher::removeStatusListener( const Reference< XStatusListener >& _rxControl, const URL& /*_rURL*/ )
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{
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m_aStatusListeners.removeInterface( _rxControl );
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}
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void ORichTextFeatureDispatcher::invalidate()
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{
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invalidateFeatureState_Broadcast();
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}
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FeatureStateEvent ORichTextFeatureDispatcher::buildStatusEvent() const
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{
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FeatureStateEvent aEvent;
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aEvent.IsEnabled = false;
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aEvent.Source = *const_cast< ORichTextFeatureDispatcher* >( this );
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aEvent.FeatureURL = getFeatureURL();
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aEvent.Requery = false;
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return aEvent;
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}
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void ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast()
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{
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FeatureStateEvent aEvent( buildStatusEvent() );
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::comphelper::OInterfaceIteratorHelper3 aIter( getStatusListeners() );
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while ( aIter.hasMoreElements() )
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doNotify( aIter.next(), aEvent );
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}
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void ORichTextFeatureDispatcher::doNotify( const Reference< XStatusListener >& _rxListener, const FeatureStateEvent& _rEvent )
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{
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OSL_PRECOND( _rxListener.is(), "ORichTextFeatureDispatcher::doNotify: invalid listener!" );
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if ( _rxListener.is() )
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{
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try
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{
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_rxListener->statusChanged( _rEvent );
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}
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catch( const Exception& )
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{
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TOOLS_WARN_EXCEPTION( "forms.richtext", "ORichTextFeatureDispatcher::doNotify" );
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}
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}
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}
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} // namespace frm
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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