52d60647a0
event handler registered for a ListenerType were triggered when *any* of the events associated with that ListenerType were fired.
943 lines
36 KiB
C++
943 lines
36 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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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 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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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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#include <osl/diagnose.h>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <com/sun/star/lang/XSingleServiceFactory.hpp>
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#include <com/sun/star/registry/XRegistryKey.hpp>
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#include <com/sun/star/beans/XIntrospection.hpp>
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#include <com/sun/star/beans/MethodConcept.hpp>
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#include <com/sun/star/script/XEventAttacher2.hpp>
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#include <com/sun/star/script/XTypeConverter.hpp>
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#include <com/sun/star/script/XAllListener.hpp>
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#include <com/sun/star/script/XInvocationAdapterFactory.hpp>
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#include <com/sun/star/reflection/XIdlReflection.hpp>
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// InvocationToAllListenerMapper
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#include <com/sun/star/script/XInvocation.hpp>
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#include <cppuhelper/weak.hxx>
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#include <cppuhelper/factory.hxx>
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#include <cppuhelper/implbase1.hxx>
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#include <cppuhelper/implbase3.hxx>
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using namespace com::sun::star::uno;
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using namespace com::sun::star::registry;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::beans;
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using namespace com::sun::star::script;
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using namespace com::sun::star::reflection;
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using namespace cppu;
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using namespace osl;
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using ::rtl::OUString;
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#define SERVICENAME "com.sun.star.script.EventAttacher"
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#define IMPLNAME "com.sun.star.comp.EventAttacher"
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namespace comp_EventAttacher {
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//*************************************************************************
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// class InvocationToAllListenerMapper
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// helper class to map XInvocation to XAllListener
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//*************************************************************************
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class InvocationToAllListenerMapper : public WeakImplHelper1< XInvocation >
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{
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public:
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InvocationToAllListenerMapper( const Reference< XIdlClass >& ListenerType,
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const Reference< XAllListener >& AllListener, const Any& Helper );
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// XInvocation
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virtual Reference< XIntrospectionAccess > SAL_CALL getIntrospection(void) throw( RuntimeException );
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virtual Any SAL_CALL invoke(const OUString& FunctionName, const Sequence< Any >& Params, Sequence< sal_Int16 >& OutParamIndex, Sequence< Any >& OutParam)
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throw( IllegalArgumentException, CannotConvertException, InvocationTargetException, RuntimeException );
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virtual void SAL_CALL setValue(const OUString& PropertyName, const Any& Value)
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throw( UnknownPropertyException, CannotConvertException, InvocationTargetException, RuntimeException );
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virtual Any SAL_CALL getValue(const OUString& PropertyName) throw( UnknownPropertyException, RuntimeException );
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virtual sal_Bool SAL_CALL hasMethod(const OUString& Name) throw( RuntimeException );
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virtual sal_Bool SAL_CALL hasProperty(const OUString& Name) throw( RuntimeException );
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private:
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Reference< XIdlReflection > m_xCoreReflection;
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Reference< XAllListener > m_xAllListener;
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Reference< XIdlClass > m_xListenerType;
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Any m_Helper;
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};
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// Function to replace AllListenerAdapterService::createAllListerAdapter
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Reference< XInterface > createAllListenerAdapter
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(
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const Reference< XInvocationAdapterFactory >& xInvocationAdapterFactory,
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const Reference< XIdlClass >& xListenerType,
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const Reference< XAllListener >& xListener,
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const Any& Helper
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)
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{
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Reference< XInterface > xAdapter;
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if( xInvocationAdapterFactory.is() && xListenerType.is() && xListener.is() )
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{
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Reference< XInvocation > xInvocationToAllListenerMapper =
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(XInvocation*)new InvocationToAllListenerMapper( xListenerType, xListener, Helper );
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Type aListenerType( xListenerType->getTypeClass(), xListenerType->getName());
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xAdapter = xInvocationAdapterFactory->createAdapter( xInvocationToAllListenerMapper, aListenerType );
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}
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return xAdapter;
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}
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//--------------------------------------------------------------------------------------------------
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// InvocationToAllListenerMapper
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InvocationToAllListenerMapper::InvocationToAllListenerMapper
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( const Reference< XIdlClass >& ListenerType, const Reference< XAllListener >& AllListener, const Any& Helper )
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: m_xAllListener( AllListener )
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, m_xListenerType( ListenerType )
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, m_Helper( Helper )
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{
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}
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//*************************************************************************
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Reference< XIntrospectionAccess > SAL_CALL InvocationToAllListenerMapper::getIntrospection(void)
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throw( RuntimeException )
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{
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return Reference< XIntrospectionAccess >();
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}
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//*************************************************************************
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Any SAL_CALL InvocationToAllListenerMapper::invoke(const OUString& FunctionName, const Sequence< Any >& Params,
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Sequence< sal_Int16 >& , Sequence< Any >& )
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throw( IllegalArgumentException, CannotConvertException,
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InvocationTargetException, RuntimeException )
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{
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Any aRet;
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// Check if to firing or approveFiring has to be called
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Reference< XIdlMethod > xMethod = m_xListenerType->getMethod( FunctionName );
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sal_Bool bApproveFiring = sal_False;
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if( !xMethod.is() )
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return aRet;
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Reference< XIdlClass > xReturnType = xMethod->getReturnType();
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Sequence< Reference< XIdlClass > > aExceptionSeq = xMethod->getExceptionTypes();
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if( ( xReturnType.is() && xReturnType->getTypeClass() != TypeClass_VOID ) ||
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aExceptionSeq.getLength() > 0 )
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{
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bApproveFiring = sal_True;
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}
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else
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{
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Sequence< ParamInfo > aParamSeq = xMethod->getParameterInfos();
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sal_uInt32 nParamCount = aParamSeq.getLength();
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if( nParamCount > 1 )
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{
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const ParamInfo* pInfos = aParamSeq.getConstArray();
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for( sal_uInt32 i = 0 ; i < nParamCount ; i++ )
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{
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if( pInfos[ i ].aMode != ParamMode_IN )
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{
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bApproveFiring = sal_True;
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break;
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}
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}
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}
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}
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AllEventObject aAllEvent;
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aAllEvent.Source = (OWeakObject*) this;
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aAllEvent.Helper = m_Helper;
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aAllEvent.ListenerType = Type(m_xListenerType->getTypeClass(), m_xListenerType->getName());
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aAllEvent.MethodName = FunctionName;
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aAllEvent.Arguments = Params;
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if( bApproveFiring )
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aRet = m_xAllListener->approveFiring( aAllEvent );
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else
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m_xAllListener->firing( aAllEvent );
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return aRet;
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}
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//*************************************************************************
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void SAL_CALL InvocationToAllListenerMapper::setValue(const OUString& , const Any& )
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throw( UnknownPropertyException, CannotConvertException,
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InvocationTargetException, RuntimeException )
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{
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}
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//*************************************************************************
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Any SAL_CALL InvocationToAllListenerMapper::getValue(const OUString& )
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throw( UnknownPropertyException, RuntimeException )
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{
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return Any();
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}
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//*************************************************************************
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sal_Bool SAL_CALL InvocationToAllListenerMapper::hasMethod(const OUString& Name)
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throw( RuntimeException )
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{
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Reference< XIdlMethod > xMethod = m_xListenerType->getMethod( Name );
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return xMethod.is();
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}
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//*************************************************************************
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sal_Bool SAL_CALL InvocationToAllListenerMapper::hasProperty(const OUString& Name)
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throw( RuntimeException )
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{
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Reference< XIdlField > xField = m_xListenerType->getField( Name );
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return xField.is();
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}
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//*************************************************************************
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// class EventAttacherImpl
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// represents an implementation of the EventAttacher service
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//*************************************************************************
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class EventAttacherImpl : public WeakImplHelper3 < XEventAttacher2, XInitialization, XServiceInfo >
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{
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public:
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EventAttacherImpl( const Reference< XMultiServiceFactory >& );
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~EventAttacherImpl();
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// XServiceInfo
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virtual OUString SAL_CALL getImplementationName( ) throw(RuntimeException);
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virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw(RuntimeException);
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virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw(RuntimeException);
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static OUString SAL_CALL getImplementationName_Static( );
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static Sequence< OUString > SAL_CALL getSupportedServiceNames_Static( );
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// XInitialization
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virtual void SAL_CALL initialize( const Sequence< Any >& aArguments )
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throw( Exception, RuntimeException);
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// Methoden von XEventAttacher
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virtual Reference< XEventListener > SAL_CALL attachListener(const Reference< XInterface >& xObject,
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const Reference< XAllListener >& AllListener, const Any& Helper,
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const OUString& ListenerType, const OUString& AddListenerParam)
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throw( IllegalArgumentException, ServiceNotRegisteredException, CannotCreateAdapterException, IntrospectionException, RuntimeException );
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virtual Reference< XEventListener > SAL_CALL attachSingleEventListener(const Reference< XInterface >& xObject,
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const Reference< XAllListener >& AllListener, const Any& Helper,
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const OUString& ListenerType, const OUString& AddListenerParam,
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const OUString& EventMethod)
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throw( IllegalArgumentException, ServiceNotRegisteredException, CannotCreateAdapterException, IntrospectionException, RuntimeException );
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virtual void SAL_CALL removeListener(const Reference< XInterface >& xObject,
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const OUString& ListenerType, const OUString& AddListenerParam,
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const Reference< XEventListener >& aToRemoveListener)
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throw( IllegalArgumentException, IntrospectionException, RuntimeException );
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// XEventAttacher2
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virtual Sequence< Reference<XEventListener> > SAL_CALL attachMultipleEventListeners(
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const Reference<XInterface>& xObject, const Sequence<com::sun::star::script::EventListener>& aListeners )
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throw( IllegalArgumentException, ServiceNotRegisteredException, CannotCreateAdapterException, IntrospectionException, RuntimeException );
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// used by FilterAllListener_Impl
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Reference< XTypeConverter > getConverter() throw( Exception );
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friend class FilterAllListenerImpl;
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private:
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Reference<XEventListener> attachListenerForTarget(
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const Reference<XIntrospectionAccess>& xAccess,
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const Reference<XInvocationAdapterFactory>& xInvocationAdapterFactory,
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const Reference<XAllListener>& xAllListener,
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const Any& aObject,
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const Any& aHelper,
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const OUString& aListenerType,
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const OUString& aAddListenerParam );
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Sequence< Reference<XEventListener> > attachListeners(
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const Reference<XInterface>& xObject,
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const Sequence< Reference<XAllListener> >& AllListeners,
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const Sequence<com::sun::star::script::EventListener>& aListeners );
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private:
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Mutex m_aMutex;
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Reference< XMultiServiceFactory > m_xSMgr;
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// Save Services
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Reference< XIntrospection > m_xIntrospection;
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Reference< XIdlReflection > m_xReflection;
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Reference< XTypeConverter > m_xConverter;
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Reference< XInvocationAdapterFactory > m_xInvocationAdapterFactory;
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// needed services
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Reference< XIntrospection > getIntrospection() throw( Exception );
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Reference< XIdlReflection > getReflection() throw( Exception );
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Reference< XInvocationAdapterFactory > getInvocationAdapterService() throw( Exception );
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};
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//*************************************************************************
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EventAttacherImpl::EventAttacherImpl( const Reference< XMultiServiceFactory >& rSMgr )
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: m_xSMgr( rSMgr )
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{
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}
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//*************************************************************************
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EventAttacherImpl::~EventAttacherImpl()
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{
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}
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//*************************************************************************
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Reference< XInterface > SAL_CALL EventAttacherImpl_CreateInstance( const Reference< XMultiServiceFactory >& rSMgr ) throw( Exception )
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{
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Reference< XInterface > xRet;
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XEventAttacher *pEventAttacher = (XEventAttacher*) new EventAttacherImpl(rSMgr);
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if (pEventAttacher)
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{
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xRet = Reference<XInterface>::query(pEventAttacher);
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}
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return xRet;
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}
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//*************************************************************************
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OUString SAL_CALL EventAttacherImpl::getImplementationName( )
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throw(RuntimeException)
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{
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return OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLNAME ) );
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}
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//*************************************************************************
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sal_Bool SAL_CALL EventAttacherImpl::supportsService( const OUString& ServiceName )
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throw(RuntimeException)
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{
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Sequence< OUString > aSNL = getSupportedServiceNames();
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const OUString * pArray = aSNL.getArray();
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for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
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if( pArray[i] == ServiceName )
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return sal_True;
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return sal_False;
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}
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//*************************************************************************
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Sequence<OUString> SAL_CALL EventAttacherImpl::getSupportedServiceNames( )
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throw(RuntimeException)
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{
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return getSupportedServiceNames_Static();
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}
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//*************************************************************************
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Sequence<OUString> SAL_CALL EventAttacherImpl::getSupportedServiceNames_Static( )
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{
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OUString aStr( RTL_CONSTASCII_USTRINGPARAM( SERVICENAME ) );
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return Sequence< OUString >( &aStr, 1 );
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}
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//*************************************************************************
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void SAL_CALL EventAttacherImpl::initialize(const Sequence< Any >& Arguments) throw( Exception, RuntimeException )
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{
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// get services from the argument list
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const Any * pArray = Arguments.getConstArray();
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for( sal_Int32 i = 0; i < Arguments.getLength(); i++ )
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{
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if( pArray[i].getValueType().getTypeClass() != TypeClass_INTERFACE )
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throw IllegalArgumentException();
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// InvocationAdapter service ?
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Reference< XInvocationAdapterFactory > xALAS;
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pArray[i] >>= xALAS;
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if( xALAS.is() )
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{
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Guard< Mutex > aGuard( m_aMutex );
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m_xInvocationAdapterFactory = xALAS;
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}
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// Introspection service ?
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Reference< XIntrospection > xI;
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pArray[i] >>= xI;
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if( xI.is() )
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{
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Guard< Mutex > aGuard( m_aMutex );
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m_xIntrospection = xI;
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}
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// Reflection service ?
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Reference< XIdlReflection > xIdlR;
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pArray[i] >>= xIdlR;
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if( xIdlR.is() )
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{
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Guard< Mutex > aGuard( m_aMutex );
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m_xReflection = xIdlR;
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}
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// Converter Service ?
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Reference< XTypeConverter > xC;
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pArray[i] >>= xC;
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if( xC.is() )
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{
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Guard< Mutex > aGuard( m_aMutex );
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m_xConverter = xC;
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}
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// no right interface
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if( !xALAS.is() && !xI.is() && !xIdlR.is() && !xC.is() )
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throw IllegalArgumentException();
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}
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}
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//*************************************************************************
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//*** Private helper methods ***
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Reference< XIntrospection > EventAttacherImpl::getIntrospection() throw( Exception )
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|
{
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Guard< Mutex > aGuard( m_aMutex );
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if( !m_xIntrospection.is() )
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|
{
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Reference< XInterface > xIFace( m_xSMgr->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.beans.Introspection")) ) );
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m_xIntrospection = Reference< XIntrospection >( xIFace, UNO_QUERY );
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}
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return m_xIntrospection;
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}
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//*************************************************************************
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|
//*** Private helper methods ***
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|
Reference< XIdlReflection > EventAttacherImpl::getReflection() throw( Exception )
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|
{
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|
Guard< Mutex > aGuard( m_aMutex );
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|
if( !m_xReflection.is() )
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|
{
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|
Reference< XInterface > xIFace( m_xSMgr->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.reflection.CoreReflection")) ) );
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|
m_xReflection = Reference< XIdlReflection >( xIFace, UNO_QUERY);
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|
}
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|
return m_xReflection;
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|
}
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|
//*************************************************************************
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|
//*** Private helper methods ***
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|
Reference< XInvocationAdapterFactory > EventAttacherImpl::getInvocationAdapterService() throw( Exception )
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|
{
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|
Guard< Mutex > aGuard( m_aMutex );
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|
if( !m_xInvocationAdapterFactory.is() )
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|
{
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|
Reference< XInterface > xIFace( m_xSMgr->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.script.InvocationAdapterFactory")) ) );
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|
m_xInvocationAdapterFactory = Reference< XInvocationAdapterFactory >( xIFace, UNO_QUERY );
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|
}
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|
return m_xInvocationAdapterFactory;
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|
}
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|
|
|
|
|
//*************************************************************************
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|
//*** Private helper methods ***
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|
Reference< XTypeConverter > EventAttacherImpl::getConverter() throw( Exception )
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|
{
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|
Guard< Mutex > aGuard( m_aMutex );
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|
if( !m_xConverter.is() )
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|
{
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|
Reference< XInterface > xIFace( m_xSMgr->createInstance( rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.script.Converter")) ) );
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m_xConverter = Reference< XTypeConverter >( xIFace, UNO_QUERY );
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|
}
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|
return m_xConverter;
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|
}
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|
|
|
//------------------------------------------------------------------------
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|
//------------------------------------------------------------------------
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|
//------------------------------------------------------------------------
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|
// Implementation of an EventAttacher-related AllListeners, which brings
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|
// a few Events to a general AllListener
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|
class FilterAllListenerImpl : public WeakImplHelper1< XAllListener >
|
|
{
|
|
public:
|
|
FilterAllListenerImpl( EventAttacherImpl * pEA_, const OUString& EventMethod_,
|
|
const Reference< XAllListener >& AllListener_ );
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|
|
|
// XAllListener
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|
virtual void SAL_CALL firing(const AllEventObject& Event) throw( RuntimeException );
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|
virtual Any SAL_CALL approveFiring(const AllEventObject& Event) throw( InvocationTargetException, RuntimeException );
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|
|
|
// XEventListener
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|
virtual void SAL_CALL disposing(const EventObject& Source) throw( RuntimeException );
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|
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|
private:
|
|
// convert
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|
void convertToEventReturn( Any & rRet, const Type& rRetType )
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|
throw( CannotConvertException );
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|
|
|
EventAttacherImpl * m_pEA;
|
|
Reference< XInterface > m_xEAHold;
|
|
OUString m_EventMethod;
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|
Reference< XAllListener > m_AllListener;
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|
};
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|
|
|
//*************************************************************************
|
|
FilterAllListenerImpl::FilterAllListenerImpl( EventAttacherImpl * pEA_, const OUString& EventMethod_,
|
|
const Reference< XAllListener >& AllListener_ )
|
|
: m_pEA( pEA_ )
|
|
, m_xEAHold( *pEA_ )
|
|
, m_EventMethod( EventMethod_ )
|
|
, m_AllListener( AllListener_ )
|
|
{
|
|
}
|
|
|
|
//*************************************************************************
|
|
void SAL_CALL FilterAllListenerImpl::firing(const AllEventObject& Event)
|
|
throw( RuntimeException )
|
|
{
|
|
if( Event.MethodName == m_EventMethod && m_AllListener.is() )
|
|
m_AllListener->firing( Event );
|
|
}
|
|
|
|
//*************************************************************************
|
|
// Convert to the standard event return
|
|
void FilterAllListenerImpl::convertToEventReturn( Any & rRet, const Type & rRetType )
|
|
throw( CannotConvertException )
|
|
{
|
|
// no return value? Set to the specified values
|
|
if( rRet.getValueType().getTypeClass() == TypeClass_VOID )
|
|
{
|
|
switch( rRetType.getTypeClass() )
|
|
{
|
|
case TypeClass_INTERFACE:
|
|
{
|
|
rRet <<= Reference< XInterface >();
|
|
}
|
|
break;
|
|
|
|
case TypeClass_BOOLEAN:
|
|
rRet <<= sal_True;
|
|
break;
|
|
|
|
case TypeClass_STRING:
|
|
rRet <<= OUString();
|
|
break;
|
|
|
|
case TypeClass_FLOAT: rRet <<= float(0); break;
|
|
case TypeClass_DOUBLE: rRet <<= double(0.0); break;
|
|
case TypeClass_BYTE: rRet <<= sal_uInt8( 0 ); break;
|
|
case TypeClass_SHORT: rRet <<= sal_Int16( 0 ); break;
|
|
case TypeClass_LONG: rRet <<= sal_Int32( 0 ); break;
|
|
case TypeClass_UNSIGNED_SHORT: rRet <<= sal_uInt16( 0 ); break;
|
|
case TypeClass_UNSIGNED_LONG: rRet <<= sal_uInt32( 0 ); break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
else if( !rRet.getValueType().equals( rRetType ) )
|
|
{
|
|
Reference< XTypeConverter > xConverter = m_pEA->getConverter();
|
|
if( xConverter.is() )
|
|
rRet = xConverter->convertTo( rRet, rRetType );
|
|
else
|
|
throw CannotConvertException(); // TODO TypeConversionException
|
|
}
|
|
}
|
|
|
|
//*************************************************************************
|
|
Any SAL_CALL FilterAllListenerImpl::approveFiring( const AllEventObject& Event )
|
|
throw( InvocationTargetException, RuntimeException )
|
|
{
|
|
Any aRet;
|
|
|
|
if( Event.MethodName == m_EventMethod && m_AllListener.is() )
|
|
aRet = m_AllListener->approveFiring( Event );
|
|
else
|
|
{
|
|
// Convert to the standard event return
|
|
try
|
|
{
|
|
Reference< XIdlClass > xListenerType = m_pEA->getReflection()->
|
|
forName( Event.ListenerType.getTypeName() );
|
|
Reference< XIdlMethod > xMeth = xListenerType->getMethod( Event.MethodName );
|
|
if( xMeth.is() )
|
|
{
|
|
Reference< XIdlClass > xRetType = xMeth->getReturnType();
|
|
Type aRetType( xRetType->getTypeClass(), xRetType->getName() );
|
|
convertToEventReturn( aRet, aRetType );
|
|
}
|
|
}
|
|
catch( CannotConvertException& e )
|
|
{
|
|
throw InvocationTargetException( OUString(), Reference< XInterface >(), Any(&e, ::getCppuType( (CannotConvertException*)0)) );
|
|
}
|
|
}
|
|
return aRet;
|
|
}
|
|
|
|
//*************************************************************************
|
|
void FilterAllListenerImpl::disposing(const EventObject& )
|
|
throw( RuntimeException )
|
|
{
|
|
// TODO: ???
|
|
}
|
|
|
|
|
|
//*************************************************************************
|
|
Reference< XEventListener > EventAttacherImpl::attachListener
|
|
(
|
|
const Reference< XInterface >& xObject,
|
|
const Reference< XAllListener >& AllListener,
|
|
const Any& Helper,
|
|
const OUString& ListenerType,
|
|
const OUString& AddListenerParam
|
|
)
|
|
throw( IllegalArgumentException, ServiceNotRegisteredException, CannotCreateAdapterException, IntrospectionException, RuntimeException )
|
|
{
|
|
if( !xObject.is() || !AllListener.is() )
|
|
throw IllegalArgumentException();
|
|
|
|
Reference< XInvocationAdapterFactory > xInvocationAdapterFactory = getInvocationAdapterService();
|
|
if( !xInvocationAdapterFactory.is() )
|
|
throw ServiceNotRegisteredException();
|
|
|
|
Reference< XIdlReflection > xReflection = getReflection();
|
|
if( !xReflection.is() )
|
|
throw ServiceNotRegisteredException();
|
|
|
|
// Sign in, Call the fitting addListener method
|
|
// First Introspection, as the Methods can be analyzed in the same way
|
|
// For better perfomance it is implemented here again or make the Impl-Method
|
|
// of the Introspection configurable for this purpose.
|
|
Reference< XIntrospection > xIntrospection = getIntrospection();
|
|
if( !xIntrospection.is() )
|
|
return Reference<XEventListener>();
|
|
|
|
// Inspect Introspection
|
|
Any aObjAny( &xObject, ::getCppuType( (const Reference< XInterface > *)0) );
|
|
|
|
Reference< XIntrospectionAccess > xAccess = xIntrospection->inspect( aObjAny );
|
|
if( !xAccess.is() )
|
|
return Reference<XEventListener>();
|
|
|
|
return attachListenerForTarget(
|
|
xAccess, xInvocationAdapterFactory, AllListener, aObjAny, Helper,
|
|
ListenerType, AddListenerParam);
|
|
}
|
|
|
|
Reference<XEventListener> EventAttacherImpl::attachListenerForTarget(
|
|
const Reference<XIntrospectionAccess>& xAccess,
|
|
const Reference<XInvocationAdapterFactory>& xInvocationAdapterFactory,
|
|
const Reference<XAllListener>& xAllListener,
|
|
const Any& aObject,
|
|
const Any& aHelper,
|
|
const OUString& aListenerType,
|
|
const OUString& aAddListenerParam)
|
|
{
|
|
Reference< XEventListener > xRet = NULL;
|
|
|
|
// Construct the name of the addListener-Method.
|
|
sal_Int32 nIndex = aListenerType.lastIndexOf('.');
|
|
// set index to the interface name without package name
|
|
if( nIndex == -1 )
|
|
// not found
|
|
nIndex = 0;
|
|
else
|
|
nIndex++;
|
|
|
|
OUString aListenerName = (aListenerType[nIndex] == 'X') ? aListenerType.copy(nIndex+1) : aListenerType;
|
|
OUString aAddListenerName = OUString(RTL_CONSTASCII_USTRINGPARAM("add")) + aListenerName;
|
|
|
|
// Send Methods to the correct addListener-Method
|
|
Sequence< Reference< XIdlMethod > > aMethodSeq = xAccess->getMethods( MethodConcept::LISTENER );
|
|
const Reference< XIdlMethod >* pMethods = aMethodSeq.getConstArray();
|
|
for (sal_Int32 i = 0, n = aMethodSeq.getLength(); i < n ; ++i)
|
|
{
|
|
const Reference< XIdlMethod >& rxMethod = pMethods[i];
|
|
|
|
// Is it the correct method?
|
|
OUString aMethName = rxMethod->getName();
|
|
|
|
if (aAddListenerName != aMethName)
|
|
continue;
|
|
|
|
Sequence< Reference< XIdlClass > > params = rxMethod->getParameterTypes();
|
|
sal_uInt32 nParamCount = params.getLength();
|
|
|
|
Reference< XIdlClass > xListenerType;
|
|
if( nParamCount == 1 )
|
|
xListenerType = params.getConstArray()[0];
|
|
else if( nParamCount == 2 )
|
|
xListenerType = params.getConstArray()[1];
|
|
|
|
// Request Adapter for the actual Listener type
|
|
Reference< XInterface > xAdapter = createAllListenerAdapter(
|
|
xInvocationAdapterFactory, xListenerType, xAllListener, aHelper );
|
|
|
|
if( !xAdapter.is() )
|
|
throw CannotCreateAdapterException();
|
|
xRet = Reference< XEventListener >( xAdapter, UNO_QUERY );
|
|
|
|
// Just the Listener as parameter?
|
|
if( nParamCount == 1 )
|
|
{
|
|
Sequence< Any > args( 1 );
|
|
args.getArray()[0] <<= xAdapter;
|
|
try
|
|
{
|
|
rxMethod->invoke( aObject, args );
|
|
}
|
|
catch( InvocationTargetException& )
|
|
{
|
|
throw IntrospectionException();
|
|
}
|
|
}
|
|
// Else, pass the other parameter now
|
|
else if( nParamCount == 2 )
|
|
{
|
|
Sequence< Any > args( 2 );
|
|
Any* pAnys = args.getArray();
|
|
|
|
// Check the type of the 1st parameter
|
|
Reference< XIdlClass > xParamClass = params.getConstArray()[0];
|
|
if( xParamClass->getTypeClass() == TypeClass_STRING )
|
|
{
|
|
pAnys[0] <<= aAddListenerParam;
|
|
}
|
|
|
|
// 2nd Parameter == Listener? TODO: Test!
|
|
pAnys[1] <<= xAdapter;
|
|
|
|
// TODO: Convert String -> ?
|
|
// else
|
|
try
|
|
{
|
|
rxMethod->invoke( aObject, args );
|
|
}
|
|
catch( InvocationTargetException& )
|
|
{
|
|
throw IntrospectionException();
|
|
}
|
|
}
|
|
break;
|
|
// else...
|
|
// Anything else is not supported
|
|
}
|
|
|
|
return xRet;
|
|
}
|
|
|
|
Sequence< Reference<XEventListener> > EventAttacherImpl::attachListeners(
|
|
const Reference<XInterface>& xObject,
|
|
const Sequence< Reference<XAllListener> >& AllListeners,
|
|
const Sequence<com::sun::star::script::EventListener>& aListeners )
|
|
{
|
|
sal_Int32 nCount = aListeners.getLength();
|
|
if (nCount != AllListeners.getLength())
|
|
// This is a prerequisite!
|
|
throw RuntimeException();
|
|
|
|
if (!xObject.is())
|
|
throw IllegalArgumentException();
|
|
|
|
Reference< XInvocationAdapterFactory > xInvocationAdapterFactory = getInvocationAdapterService();
|
|
if( !xInvocationAdapterFactory.is() )
|
|
throw ServiceNotRegisteredException();
|
|
|
|
Reference< XIdlReflection > xReflection = getReflection();
|
|
if( !xReflection.is() )
|
|
throw ServiceNotRegisteredException();
|
|
|
|
// Sign in, Call the fitting addListener method
|
|
// First Introspection, as the Methods can be analyzed in the same way
|
|
// For better perfomance it is implemented here again or make the Impl-Method
|
|
// of the Introspection configurable for this purpose.
|
|
Reference< XIntrospection > xIntrospection = getIntrospection();
|
|
if( !xIntrospection.is() )
|
|
return Sequence< Reference<XEventListener> >();
|
|
|
|
// Inspect Introspection
|
|
Any aObjAny( &xObject, ::getCppuType(static_cast<const Reference<XInterface>*>(0)) );
|
|
|
|
Reference<XIntrospectionAccess> xAccess = xIntrospection->inspect(aObjAny);
|
|
if (!xAccess.is())
|
|
return Sequence< Reference<XEventListener> >();
|
|
|
|
Sequence< Reference<XEventListener> > aRet(nCount);
|
|
Reference<XEventListener>* pArray = aRet.getArray();
|
|
|
|
for (sal_Int32 i = 0; i < nCount; ++i)
|
|
{
|
|
pArray[i] = attachListenerForTarget(
|
|
xAccess, xInvocationAdapterFactory, AllListeners[ i ],
|
|
aObjAny, aListeners[i].Helper, aListeners[i].ListenerType, aListeners[i].AddListenerParam);
|
|
}
|
|
|
|
return aRet;
|
|
}
|
|
|
|
// XEventAttacher
|
|
Reference< XEventListener > EventAttacherImpl::attachSingleEventListener
|
|
(
|
|
const Reference< XInterface >& xObject,
|
|
const Reference< XAllListener >& AllListener,
|
|
const Any& Helper,
|
|
const OUString& ListenerType,
|
|
const OUString& AddListenerParam,
|
|
const OUString& EventMethod
|
|
)
|
|
throw( IllegalArgumentException, ServiceNotRegisteredException, CannotCreateAdapterException, IntrospectionException, RuntimeException )
|
|
{
|
|
// Subscribe FilterListener
|
|
Reference< XAllListener > aFilterListener = (XAllListener*)
|
|
new FilterAllListenerImpl( this, EventMethod, AllListener );
|
|
return attachListener( xObject, aFilterListener, Helper, ListenerType, AddListenerParam);
|
|
}
|
|
|
|
// XEventAttacher
|
|
void EventAttacherImpl::removeListener
|
|
(
|
|
const Reference< XInterface >& xObject,
|
|
const OUString& ListenerType,
|
|
const OUString& AddListenerParam,
|
|
const Reference< XEventListener >& aToRemoveListener
|
|
)
|
|
throw( IllegalArgumentException, IntrospectionException, RuntimeException )
|
|
{
|
|
if( !xObject.is() || !aToRemoveListener.is() )
|
|
throw IllegalArgumentException();
|
|
|
|
Reference< XIdlReflection > xReflection = getReflection();
|
|
if( !xReflection.is() )
|
|
throw IntrospectionException();
|
|
|
|
// Sign off, Call the fitting removeListener method
|
|
// First Introspection, as the Methods can be analyzed in the same way
|
|
// For better perfomance it is implemented here again or make the Impl-Method
|
|
// of the Introspection configurable for this purpose.
|
|
Reference< XIntrospection > xIntrospection = getIntrospection();
|
|
if( !xIntrospection.is() )
|
|
throw IntrospectionException();
|
|
|
|
//Inspect Introspection
|
|
Any aObjAny( &xObject, ::getCppuType( (const Reference< XInterface > *)0) );
|
|
Reference< XIntrospectionAccess > xAccess = xIntrospection->inspect( aObjAny );
|
|
if( !xAccess.is() )
|
|
throw IntrospectionException();
|
|
|
|
// Create name of the removeListener-Method
|
|
OUString aRemoveListenerName;
|
|
OUString aListenerName( ListenerType );
|
|
sal_Int32 nIndex = aListenerName.lastIndexOf( '.' );
|
|
// set index to the interface name without package name
|
|
if( nIndex == -1 )
|
|
// not found
|
|
nIndex = 0;
|
|
else
|
|
nIndex++;
|
|
if( aListenerName[nIndex] == 'X' )
|
|
// erase X from the interface name
|
|
aListenerName = aListenerName.copy( nIndex +1 );
|
|
aRemoveListenerName = OUString( RTL_CONSTASCII_USTRINGPARAM("remove") ) + aListenerName;
|
|
|
|
// Search methods for the correct removeListener method
|
|
Sequence< Reference< XIdlMethod > > aMethodSeq = xAccess->getMethods( MethodConcept::LISTENER );
|
|
sal_uInt32 i, nLen = aMethodSeq.getLength();
|
|
const Reference< XIdlMethod >* pMethods = aMethodSeq.getConstArray();
|
|
for( i = 0 ; i < nLen ; i++ )
|
|
{
|
|
// Call Methode
|
|
const Reference< XIdlMethod >& rxMethod = pMethods[i];
|
|
|
|
// Is it the right method?
|
|
if( aRemoveListenerName == rxMethod->getName() )
|
|
{
|
|
Sequence< Reference< XIdlClass > > params = rxMethod->getParameterTypes();
|
|
sal_uInt32 nParamCount = params.getLength();
|
|
|
|
// Just the Listener as parameter?
|
|
if( nParamCount == 1 )
|
|
{
|
|
Sequence< Any > args( 1 );
|
|
args.getArray()[0] <<= aToRemoveListener;
|
|
try
|
|
{
|
|
rxMethod->invoke( aObjAny, args );
|
|
}
|
|
catch( InvocationTargetException& )
|
|
{
|
|
throw IntrospectionException();
|
|
}
|
|
}
|
|
// Else pass the other parameter
|
|
else if( nParamCount == 2 )
|
|
{
|
|
Sequence< Any > args( 2 );
|
|
Any* pAnys = args.getArray();
|
|
|
|
// Check the type of the 1st parameter
|
|
Reference< XIdlClass > xParamClass = params.getConstArray()[0];
|
|
if( xParamClass->getTypeClass() == TypeClass_STRING )
|
|
pAnys[0] <<= AddListenerParam;
|
|
|
|
// 2nd parameter == Listener? TODO: Test!
|
|
pAnys[1] <<= aToRemoveListener;
|
|
|
|
// TODO: Convert String -> ?
|
|
// else
|
|
try
|
|
{
|
|
rxMethod->invoke( aObjAny, args );
|
|
}
|
|
catch( InvocationTargetException& )
|
|
{
|
|
throw IntrospectionException();
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
Sequence< Reference<XEventListener> > EventAttacherImpl::attachMultipleEventListeners(
|
|
const Reference<XInterface>& xObject, const Sequence<com::sun::star::script::EventListener>& aListeners )
|
|
throw( IllegalArgumentException, ServiceNotRegisteredException, CannotCreateAdapterException, IntrospectionException, RuntimeException )
|
|
{
|
|
sal_Int32 nCount = aListeners.getLength();
|
|
Sequence< Reference<XAllListener> > aFilterListeners(nCount);
|
|
for (sal_Int32 i = 0; i < nCount; ++i)
|
|
{
|
|
aFilterListeners[i] = (XAllListener*)
|
|
new FilterAllListenerImpl(this, aListeners[i].EventMethod, aListeners[i].AllListener);
|
|
}
|
|
|
|
return attachListeners(xObject, aFilterListeners, aListeners);
|
|
}
|
|
|
|
}
|
|
|
|
extern "C"
|
|
{
|
|
SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory(
|
|
const sal_Char * pImplName, void * pServiceManager, void * )
|
|
{
|
|
void * pRet = 0;
|
|
|
|
if (pServiceManager && rtl_str_compare( pImplName, IMPLNAME ) == 0)
|
|
{
|
|
Reference< XSingleServiceFactory > xFactory( createOneInstanceFactory(
|
|
reinterpret_cast< XMultiServiceFactory * >( pServiceManager ),
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLNAME ) ),
|
|
::comp_EventAttacher::EventAttacherImpl_CreateInstance,
|
|
::comp_EventAttacher::EventAttacherImpl::getSupportedServiceNames_Static() ) );
|
|
|
|
if (xFactory.is())
|
|
{
|
|
xFactory->acquire();
|
|
pRet = xFactory.get();
|
|
}
|
|
}
|
|
|
|
return pRet;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|