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Diffstat (limited to 'svx/source/unodraw/shapepropertynotifier.cxx')
| -rw-r--r-- | svx/source/unodraw/shapepropertynotifier.cxx | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/svx/source/unodraw/shapepropertynotifier.cxx b/svx/source/unodraw/shapepropertynotifier.cxx new file mode 100644 index 000000000000..408587d31822 --- /dev/null +++ b/svx/source/unodraw/shapepropertynotifier.cxx @@ -0,0 +1,207 @@ +/************************************************************************* + * 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_svx.hxx" + +#include "svx/shapepropertynotifier.hxx" + +/** === begin UNO includes === **/ +#include <com/sun/star/beans/XPropertySet.hpp> +/** === end UNO includes === **/ + +#include <comphelper/stl_types.hxx> +#include <cppuhelper/interfacecontainer.hxx> +#include <cppuhelper/weak.hxx> +#include <tools/diagnose_ex.h> + +#include <hash_map> + +namespace +{ + + struct ShapePropertyHash + { + size_t operator()( ::svx::ShapeProperty __x ) const + { + return size_t( __x ); + } + }; +} + +//........................................................................ +namespace svx +{ +//........................................................................ + + /** === begin UNO using === **/ + using ::com::sun::star::uno::Reference; + using ::com::sun::star::uno::XInterface; + using ::com::sun::star::uno::UNO_QUERY; + using ::com::sun::star::uno::UNO_QUERY_THROW; + using ::com::sun::star::uno::UNO_SET_THROW; + using ::com::sun::star::uno::Exception; + using ::com::sun::star::uno::RuntimeException; + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::makeAny; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::uno::Type; + using ::com::sun::star::beans::PropertyChangeEvent; + using ::com::sun::star::beans::XPropertyChangeListener; + using ::com::sun::star::lang::EventObject; + using ::com::sun::star::beans::XPropertySet; + /** === end UNO using === **/ + + typedef ::std::hash_map< ShapeProperty, PPropertyValueProvider, ShapePropertyHash > PropertyProviders; + + typedef ::cppu::OMultiTypeInterfaceContainerHelperVar < ::rtl::OUString + , ::comphelper::UStringHash + , ::comphelper::UStringEqual + > PropertyChangeListenerContainer; + + //==================================================================== + //= IPropertyValueProvider + //==================================================================== + IPropertyValueProvider::~IPropertyValueProvider() + { + } + + //==================================================================== + //= PropertyChangeNotifier_Data + //==================================================================== + struct PropertyChangeNotifier_Data + { + ::cppu::OWeakObject& m_rContext; + PropertyProviders m_aProviders; + PropertyChangeListenerContainer m_aPropertyChangeListeners; + + PropertyChangeNotifier_Data( ::cppu::OWeakObject& _rContext, ::osl::Mutex& _rMutex ) + :m_rContext( _rContext ) + ,m_aPropertyChangeListeners( _rMutex ) + { + } + }; + //==================================================================== + //= PropertyValueProvider + //==================================================================== + //-------------------------------------------------------------------- + ::rtl::OUString PropertyValueProvider::getPropertyName() const + { + return m_sPropertyName; + } + + //-------------------------------------------------------------------- + void PropertyValueProvider::getCurrentValue( Any& _out_rValue ) const + { + Reference< XPropertySet > xContextProps( const_cast< PropertyValueProvider* >( this )->m_rContext, UNO_QUERY_THROW ); + _out_rValue = xContextProps->getPropertyValue( getPropertyName() ); + } + + //==================================================================== + //= PropertyChangeNotifier + //==================================================================== + //-------------------------------------------------------------------- + PropertyChangeNotifier::PropertyChangeNotifier( ::cppu::OWeakObject& _rOwner, ::osl::Mutex& _rMutex ) + :m_pData( new PropertyChangeNotifier_Data( _rOwner, _rMutex ) ) + { + } + + //-------------------------------------------------------------------- + PropertyChangeNotifier::~PropertyChangeNotifier() + { + } + + //-------------------------------------------------------------------- + void PropertyChangeNotifier::registerProvider( const ShapeProperty _eProperty, const PPropertyValueProvider _pProvider ) + { + ENSURE_OR_THROW( _eProperty != eInvalidShapeProperty, "Illegal ShapeProperty value!" ); + ENSURE_OR_THROW( !!_pProvider, "NULL factory not allowed." ); + + OSL_ENSURE( m_pData->m_aProviders.find( _eProperty ) == m_pData->m_aProviders.end(), + "PropertyChangeNotifier::registerProvider: factory for this ID already present!" ); + + m_pData->m_aProviders[ _eProperty ] = _pProvider; + } + + //-------------------------------------------------------------------- + void PropertyChangeNotifier::notifyPropertyChange( const ShapeProperty _eProperty ) const + { + ENSURE_OR_THROW( _eProperty != eInvalidShapeProperty, "Illegal ShapeProperty value!" ); + + PropertyProviders::const_iterator provPos = m_pData->m_aProviders.find( _eProperty ); + OSL_ENSURE( provPos != m_pData->m_aProviders.end(), "PropertyChangeNotifier::notifyPropertyChange: no factory!" ); + if ( provPos == m_pData->m_aProviders.end() ) + return; + + ::rtl::OUString sPropertyName( provPos->second->getPropertyName() ); + + ::cppu::OInterfaceContainerHelper* pPropListeners = m_pData->m_aPropertyChangeListeners.getContainer( sPropertyName ); + ::cppu::OInterfaceContainerHelper* pAllListeners = m_pData->m_aPropertyChangeListeners.getContainer( ::rtl::OUString() ); + if ( !pPropListeners && !pAllListeners ) + return; + + try + { + PropertyChangeEvent aEvent; + aEvent.Source = m_pData->m_rContext; + // Handle/OldValue not supported + aEvent.PropertyName = provPos->second->getPropertyName(); + provPos->second->getCurrentValue( aEvent.NewValue ); + + if ( pPropListeners ) + pPropListeners->notifyEach( &XPropertyChangeListener::propertyChange, aEvent ); + if ( pAllListeners ) + pAllListeners->notifyEach( &XPropertyChangeListener::propertyChange, aEvent ); + } + catch( const Exception& ) + { + DBG_UNHANDLED_EXCEPTION(); + } + } + + //-------------------------------------------------------------------- + void PropertyChangeNotifier::addPropertyChangeListener( const ::rtl::OUString& _rPropertyName, const Reference< XPropertyChangeListener >& _rxListener ) + { + m_pData->m_aPropertyChangeListeners.addInterface( _rPropertyName, _rxListener ); + } + + //-------------------------------------------------------------------- + void PropertyChangeNotifier::removePropertyChangeListener( const ::rtl::OUString& _rPropertyName, const Reference< XPropertyChangeListener >& _rxListener ) + { + m_pData->m_aPropertyChangeListeners.removeInterface( _rPropertyName, _rxListener ); + } + + //-------------------------------------------------------------------- + void PropertyChangeNotifier::disposing() + { + EventObject aEvent; + aEvent.Source = m_pData->m_rContext; + m_pData->m_aPropertyChangeListeners.disposeAndClear( aEvent ); + } + +//........................................................................ +} // namespace svx +//........................................................................ |