0e18d4495b
which removes an allocation hotspot when loading lots of shapes Change-Id: I0121f5bc86c6dfeddcad13e81203a514151d61bf Reviewed-on: https://gerrit.libreoffice.org/c/core/+/114051 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
146 lines
4.8 KiB
C++
146 lines
4.8 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 <svx/shapepropertynotifier.hxx>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <cppuhelper/interfacecontainer.hxx>
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#include <cppuhelper/weak.hxx>
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#include <tools/diagnose_ex.h>
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#include <unordered_map>
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namespace
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{
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}
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namespace svx
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{
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::UNO_QUERY_THROW;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::uno::Any;
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using ::com::sun::star::beans::PropertyChangeEvent;
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using ::com::sun::star::beans::XPropertyChangeListener;
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using ::com::sun::star::lang::EventObject;
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using ::com::sun::star::beans::XPropertySet;
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IPropertyValueProvider::~IPropertyValueProvider()
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{
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}
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//= PropertyValueProvider
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OUString PropertyValueProvider::getPropertyName() const
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{
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return m_sPropertyName;
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}
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void PropertyValueProvider::getCurrentValue( Any& _out_rValue ) const
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{
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Reference< XPropertySet > xContextProps( const_cast< PropertyValueProvider* >( this )->m_rContext, UNO_QUERY_THROW );
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_out_rValue = xContextProps->getPropertyValue( getPropertyName() );
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}
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PropertyChangeNotifier::PropertyChangeNotifier( ::cppu::OWeakObject& _rOwner, ::osl::Mutex& _rMutex )
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:m_rContext( _rOwner )
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,m_aPropertyChangeListeners( _rMutex )
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{
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}
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PropertyChangeNotifier::~PropertyChangeNotifier()
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{
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}
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void PropertyChangeNotifier::registerProvider(const ShapeProperty _eProperty, const std::shared_ptr<IPropertyValueProvider>& _rProvider)
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{
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ENSURE_OR_THROW( !!_rProvider, "NULL factory not allowed." );
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OSL_ENSURE( m_aProviders.find( _eProperty ) == m_aProviders.end(),
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"PropertyChangeNotifier::registerProvider: factory for this ID already present!" );
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m_aProviders[ _eProperty ] = _rProvider;
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}
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void PropertyChangeNotifier::notifyPropertyChange( const ShapeProperty _eProperty ) const
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{
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PropertyProviders::const_iterator provPos = m_aProviders.find( _eProperty );
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OSL_ENSURE( provPos != m_aProviders.end(), "PropertyChangeNotifier::notifyPropertyChange: no factory!" );
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if ( provPos == m_aProviders.end() )
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return;
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OUString sPropertyName( provPos->second->getPropertyName() );
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::cppu::OInterfaceContainerHelper* pPropListeners = m_aPropertyChangeListeners.getContainer( sPropertyName );
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::cppu::OInterfaceContainerHelper* pAllListeners = m_aPropertyChangeListeners.getContainer( OUString() );
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if ( !pPropListeners && !pAllListeners )
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return;
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try
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{
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PropertyChangeEvent aEvent;
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aEvent.Source = m_rContext;
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// Handle/OldValue not supported
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aEvent.PropertyName = provPos->second->getPropertyName();
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provPos->second->getCurrentValue( aEvent.NewValue );
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if ( pPropListeners )
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pPropListeners->notifyEach( &XPropertyChangeListener::propertyChange, aEvent );
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if ( pAllListeners )
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pAllListeners->notifyEach( &XPropertyChangeListener::propertyChange, aEvent );
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}
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catch( const Exception& )
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{
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DBG_UNHANDLED_EXCEPTION("svx");
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}
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}
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void PropertyChangeNotifier::addPropertyChangeListener( const OUString& _rPropertyName, const Reference< XPropertyChangeListener >& _rxListener )
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{
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m_aPropertyChangeListeners.addInterface( _rPropertyName, _rxListener );
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}
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void PropertyChangeNotifier::removePropertyChangeListener( const OUString& _rPropertyName, const Reference< XPropertyChangeListener >& _rxListener )
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{
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m_aPropertyChangeListeners.removeInterface( _rPropertyName, _rxListener );
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}
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void PropertyChangeNotifier::disposing()
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{
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EventObject aEvent;
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aEvent.Source = m_rContext;
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m_aPropertyChangeListeners.disposeAndClear( aEvent );
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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