office-gobmx/cppuhelper/source/propshlp.cxx
2011-04-18 16:59:48 +02:00

1335 lines
47 KiB
C++

/* -*- 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_cppuhelper.hxx"
#include "osl/diagnose.h"
#include "cppuhelper/implbase1.hxx"
#include "cppuhelper/weak.hxx"
#include "cppuhelper/propshlp.hxx"
#include "cppuhelper/exc_hlp.hxx"
#include "com/sun/star/beans/PropertyAttribute.hpp"
#include "com/sun/star/lang/DisposedException.hpp"
using namespace osl;
using namespace com::sun::star::uno;
using namespace com::sun::star::beans;
using namespace com::sun::star::lang;
using namespace cppu;
using ::rtl::OUString;
using ::rtl::OUStringToOString;
namespace cppu {
IPropertyArrayHelper::~IPropertyArrayHelper()
{
}
inline const ::com::sun::star::uno::Type & getPropertyTypeIdentifier( ) SAL_THROW( () )
{
return ::getCppuType( (Reference< XPropertyChangeListener > *)0 );
}
inline const ::com::sun::star::uno::Type & getPropertiesTypeIdentifier() SAL_THROW( () )
{
return ::getCppuType( (Reference< XPropertiesChangeListener > *)0 );
}
inline const ::com::sun::star::uno::Type & getVetoableTypeIdentifier() SAL_THROW( () )
{
return ::getCppuType( (Reference< XVetoableChangeListener > *)0 );
}
extern "C" {
static int compare_OUString_Property_Impl( const void *arg1, const void *arg2 )
SAL_THROW_EXTERN_C()
{
return ((OUString *)arg1)->compareTo( ((Property *)arg2)->Name );
}
}
/**
* The class which implements the PropertySetInfo interface.
*/
class OPropertySetHelperInfo_Impl
: public WeakImplHelper1< ::com::sun::star::beans::XPropertySetInfo >
{
Sequence < Property > aInfos;
public:
OPropertySetHelperInfo_Impl( IPropertyArrayHelper & rHelper_ ) SAL_THROW( () );
// XPropertySetInfo-Methoden
virtual Sequence< Property > SAL_CALL getProperties(void) throw(::com::sun::star::uno::RuntimeException);
virtual Property SAL_CALL getPropertyByName(const OUString& PropertyName) throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::uno::RuntimeException);
virtual sal_Bool SAL_CALL hasPropertyByName(const OUString& PropertyName) throw(::com::sun::star::uno::RuntimeException);
};
/**
* Create an object that implements XPropertySetInfo IPropertyArrayHelper.
*/
OPropertySetHelperInfo_Impl::OPropertySetHelperInfo_Impl(
IPropertyArrayHelper & rHelper_ )
SAL_THROW( () )
:aInfos( rHelper_.getProperties() )
{
}
/**
* Return the sequence of properties, which are provided throug the constructor.
*/
Sequence< Property > OPropertySetHelperInfo_Impl::getProperties(void) throw(::com::sun::star::uno::RuntimeException)
{
return aInfos;
}
/**
* Return the sequence of properties, which are provided throug the constructor.
*/
Property OPropertySetHelperInfo_Impl::getPropertyByName( const OUString & PropertyName ) throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::uno::RuntimeException)
{
Property * pR;
pR = (Property *)bsearch( &PropertyName, aInfos.getConstArray(), aInfos.getLength(),
sizeof( Property ),
compare_OUString_Property_Impl );
if( !pR ) {
throw UnknownPropertyException();
}
return *pR;
}
/**
* Return the sequence of properties, which are provided throug the constructor.
*/
sal_Bool OPropertySetHelperInfo_Impl::hasPropertyByName( const OUString & PropertyName ) throw(::com::sun::star::uno::RuntimeException)
{
Property * pR;
pR = (Property *)bsearch( &PropertyName, aInfos.getConstArray(), aInfos.getLength(),
sizeof( Property ),
compare_OUString_Property_Impl );
return pR != NULL;
}
// ----------------------------------------------------
// class PropertySetHelper_Impl
// ----------------------------------------------------
class OPropertySetHelper::Impl {
public:
Impl( bool i_bIgnoreRuntimeExceptionsWhileFiring,
IEventNotificationHook *i_pFireEvents
)
:m_bIgnoreRuntimeExceptionsWhileFiring( i_bIgnoreRuntimeExceptionsWhileFiring )
,m_pFireEvents( i_pFireEvents )
{
}
bool m_bIgnoreRuntimeExceptionsWhileFiring;
class IEventNotificationHook * const m_pFireEvents;
::std::vector< sal_Int32 > m_handles;
::std::vector< Any > m_newValues;
::std::vector< Any > m_oldValues;
};
// ----------------------------------------------------
// class PropertySetHelper
// ----------------------------------------------------
OPropertySetHelper::OPropertySetHelper(
OBroadcastHelper & rBHelper_ ) SAL_THROW( () )
: rBHelper( rBHelper_ ),
aBoundLC( rBHelper_.rMutex ),
aVetoableLC( rBHelper_.rMutex ),
m_pReserved( new Impl(false, 0) )
{
}
OPropertySetHelper::OPropertySetHelper(
OBroadcastHelper & rBHelper_, bool bIgnoreRuntimeExceptionsWhileFiring )
: rBHelper( rBHelper_ ),
aBoundLC( rBHelper_.rMutex ),
aVetoableLC( rBHelper_.rMutex ),
m_pReserved( new Impl( bIgnoreRuntimeExceptionsWhileFiring, 0 ) )
{
}
OPropertySetHelper::OPropertySetHelper(
OBroadcastHelper & rBHelper_, IEventNotificationHook * i_pFireEvents,
bool bIgnoreRuntimeExceptionsWhileFiring)
: rBHelper( rBHelper_ ),
aBoundLC( rBHelper_.rMutex ),
aVetoableLC( rBHelper_.rMutex ),
m_pReserved(
new Impl( bIgnoreRuntimeExceptionsWhileFiring, i_pFireEvents) )
{
}
/**
* You must call disposing before.
*/
OPropertySetHelper::~OPropertySetHelper() SAL_THROW( () )
{
}
/**
* These method is called from queryInterface, if no delegator is set.
* Otherwise this method is called from the delegator.
*/
// XAggregation
Any OPropertySetHelper::queryInterface( const ::com::sun::star::uno::Type & rType )
throw (RuntimeException)
{
return ::cppu::queryInterface(
rType,
static_cast< XPropertySet * >( this ),
static_cast< XMultiPropertySet * >( this ),
static_cast< XFastPropertySet * >( this ) );
}
/**
* called from the derivee's XTypeProvider::getTypes implementation
*/
::com::sun::star::uno::Sequence< ::com::sun::star::uno::Type > OPropertySetHelper::getTypes()
throw (RuntimeException)
{
Sequence< ::com::sun::star::uno::Type > aTypes( 3 );
aTypes[ 0 ] = XPropertySet::static_type();
aTypes[ 1 ] = XMultiPropertySet::static_type();
aTypes[ 2 ] = XFastPropertySet::static_type();
return aTypes;
}
// ComponentHelper
void OPropertySetHelper::disposing() SAL_THROW( () )
{
// Create an event with this as sender
Reference < XPropertySet > rSource( SAL_STATIC_CAST( XPropertySet * , this ) , UNO_QUERY );
EventObject aEvt;
aEvt.Source = rSource;
// inform all listeners to release this object
// The listener containers are automatically cleared
aBoundLC.disposeAndClear( aEvt );
aVetoableLC.disposeAndClear( aEvt );
}
Reference < XPropertySetInfo > OPropertySetHelper::createPropertySetInfo(
IPropertyArrayHelper & rProperties ) SAL_THROW( () )
{
return static_cast< XPropertySetInfo * >( new OPropertySetHelperInfo_Impl( rProperties ) );
}
// XPropertySet
void OPropertySetHelper::setPropertyValue(
const OUString& rPropertyName, const Any& rValue )
throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException)
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// map the name to the handle
sal_Int32 nHandle = rPH.getHandleByName( rPropertyName );
// call the method of the XFastPropertySet interface
setFastPropertyValue( nHandle, rValue );
}
// XPropertySet
Any OPropertySetHelper::getPropertyValue(
const OUString& rPropertyName )
throw(::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException)
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// map the name to the handle
sal_Int32 nHandle = rPH.getHandleByName( rPropertyName );
// call the method of the XFastPropertySet interface
return getFastPropertyValue( nHandle );
}
// XPropertySet
void OPropertySetHelper::addPropertyChangeListener(
const OUString& rPropertyName,
const Reference < XPropertyChangeListener > & rxListener )
throw(::com::sun::star::beans::UnknownPropertyException,
::com::sun::star::lang::WrappedTargetException,
::com::sun::star::uno::RuntimeException)
{
MutexGuard aGuard( rBHelper.rMutex );
OSL_ENSURE( !rBHelper.bInDispose, "do not addPropertyChangeListener in the dispose call" );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
if( !rBHelper.bInDispose && !rBHelper.bDisposed )
{
// only add listeners if you are not disposed
// a listener with no name means all properties
if( rPropertyName.getLength() )
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// map the name to the handle
sal_Int32 nHandle = rPH.getHandleByName( rPropertyName );
if( nHandle == -1 ) {
// property not known throw exception
throw UnknownPropertyException() ;
}
sal_Int16 nAttributes;
rPH.fillPropertyMembersByHandle( NULL, &nAttributes, nHandle );
if( !(nAttributes & ::com::sun::star::beans::PropertyAttribute::BOUND) )
{
OSL_FAIL( "add listener to an unbound property" );
// silent ignore this
return;
}
// add the change listener to the helper container
aBoundLC.addInterface( (sal_Int32)nHandle, rxListener );
}
else
// add the change listener to the helper container
rBHelper.aLC.addInterface(
getPropertyTypeIdentifier( ),
rxListener
);
}
}
// XPropertySet
void OPropertySetHelper::removePropertyChangeListener(
const OUString& rPropertyName,
const Reference < XPropertyChangeListener >& rxListener )
throw(::com::sun::star::beans::UnknownPropertyException,
::com::sun::star::lang::WrappedTargetException,
::com::sun::star::uno::RuntimeException)
{
MutexGuard aGuard( rBHelper.rMutex );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
// all listeners are automaticly released in a dispose call
if( !rBHelper.bInDispose && !rBHelper.bDisposed )
{
if( rPropertyName.getLength() )
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// map the name to the handle
sal_Int32 nHandle = rPH.getHandleByName( rPropertyName );
if( nHandle == -1 )
// property not known throw exception
throw UnknownPropertyException();
aBoundLC.removeInterface( (sal_Int32)nHandle, rxListener );
}
else {
// remove the change listener to the helper container
rBHelper.aLC.removeInterface(
getPropertyTypeIdentifier( ),
rxListener
);
}
}
}
// XPropertySet
void OPropertySetHelper::addVetoableChangeListener(
const OUString& rPropertyName,
const Reference< XVetoableChangeListener > & rxListener )
throw(::com::sun::star::beans::UnknownPropertyException,
::com::sun::star::lang::WrappedTargetException,
::com::sun::star::uno::RuntimeException)
{
MutexGuard aGuard( rBHelper.rMutex );
OSL_ENSURE( !rBHelper.bInDispose, "do not addVetoableChangeListener in the dispose call" );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
if( !rBHelper.bInDispose && !rBHelper.bDisposed )
{
// only add listeners if you are not disposed
// a listener with no name means all properties
if( rPropertyName.getLength() )
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// map the name to the handle
sal_Int32 nHandle = rPH.getHandleByName( rPropertyName );
if( nHandle == -1 ) {
// property not known throw exception
throw UnknownPropertyException();
}
sal_Int16 nAttributes;
rPH.fillPropertyMembersByHandle( NULL, &nAttributes, nHandle );
if( !(nAttributes & PropertyAttribute::CONSTRAINED) )
{
OSL_FAIL( "addVetoableChangeListener, and property is not constrained" );
// silent ignore this
return;
}
// add the vetoable listener to the helper container
aVetoableLC.addInterface( (sal_Int32)nHandle, rxListener );
}
else
// add the vetoable listener to the helper container
rBHelper.aLC.addInterface(
getVetoableTypeIdentifier( ),
rxListener
);
}
}
// XPropertySet
void OPropertySetHelper::removeVetoableChangeListener(
const OUString& rPropertyName,
const Reference < XVetoableChangeListener > & rxListener )
throw(::com::sun::star::beans::UnknownPropertyException,
::com::sun::star::lang::WrappedTargetException,
::com::sun::star::uno::RuntimeException)
{
MutexGuard aGuard( rBHelper.rMutex );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
// all listeners are automaticly released in a dispose call
if( !rBHelper.bInDispose && !rBHelper.bDisposed )
{
if( rPropertyName.getLength() )
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// map the name to the handle
sal_Int32 nHandle = rPH.getHandleByName( rPropertyName );
if( nHandle == -1 ) {
// property not known throw exception
throw UnknownPropertyException();
}
// remove the vetoable listener to the helper container
aVetoableLC.removeInterface( (sal_Int32)nHandle, rxListener );
}
else
// add the vetoable listener to the helper container
rBHelper.aLC.removeInterface(
getVetoableTypeIdentifier( ),
rxListener
);
}
}
void OPropertySetHelper::setDependentFastPropertyValue( sal_Int32 i_handle, const ::com::sun::star::uno::Any& i_value )
{
//OSL_PRECOND( rBHelper.rMutex.isAcquired(), "OPropertySetHelper::setDependentFastPropertyValue: to be called with a locked mutex only!" );
// there is no such thing as Mutex.isAcquired, sadly ...
sal_Int16 nAttributes(0);
IPropertyArrayHelper& rInfo = getInfoHelper();
if ( !rInfo.fillPropertyMembersByHandle( NULL, &nAttributes, i_handle ) )
// unknown property
throw UnknownPropertyException();
// no need to check for READONLY-ness of the property. The method is intended to be called internally, which
// implies it might be invoked for properties which are read-only to the instance's clients, but well allowed
// to change their value.
Any aConverted, aOld;
sal_Bool bChanged = convertFastPropertyValue( aConverted, aOld, i_handle, i_value );
if ( !bChanged )
return;
// don't fire vetoable events. This method is called with our mutex locked, so calling into listeners would not be
// a good idea. The caler is responsible for not invoking this for constrained properties.
OSL_ENSURE( ( nAttributes & PropertyAttribute::CONSTRAINED ) == 0,
"OPropertySetHelper::setDependentFastPropertyValue: not to be used for constrained properties!" );
(void)nAttributes;
// actually set the new value
try
{
setFastPropertyValue_NoBroadcast( i_handle, aConverted );
}
catch (const UnknownPropertyException& ) { throw; /* allowed to leave */ }
catch (const PropertyVetoException& ) { throw; /* allowed to leave */ }
catch (const IllegalArgumentException& ) { throw; /* allowed to leave */ }
catch (const WrappedTargetException& ) { throw; /* allowed to leave */ }
catch (const RuntimeException& ) { throw; /* allowed to leave */ }
catch (const Exception& )
{
// not allowed to leave this meathod
WrappedTargetException aWrapped;
aWrapped.TargetException <<= ::cppu::getCaughtException();
aWrapped.Context = static_cast< XPropertySet* >( this );
throw aWrapped;
}
// remember the handle/values, for the events to be fired later
m_pReserved->m_handles.push_back( i_handle );
m_pReserved->m_newValues.push_back( aConverted ); // TODO: setFastPropertyValue notifies the unconverted value here ...?
m_pReserved->m_oldValues.push_back( aOld );
}
// XFastPropertySet
void OPropertySetHelper::setFastPropertyValue( sal_Int32 nHandle, const Any& rValue )
throw(::com::sun::star::beans::UnknownPropertyException,
::com::sun::star::beans::PropertyVetoException,
::com::sun::star::lang::IllegalArgumentException,
::com::sun::star::lang::WrappedTargetException,
::com::sun::star::uno::RuntimeException)
{
OSL_ENSURE( !rBHelper.bInDispose, "do not setFastPropertyValue in the dispose call" );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
IPropertyArrayHelper & rInfo = getInfoHelper();
sal_Int16 nAttributes;
if( !rInfo.fillPropertyMembersByHandle( NULL, &nAttributes, nHandle ) ) {
// unknown property
throw UnknownPropertyException();
}
if( nAttributes & PropertyAttribute::READONLY )
throw PropertyVetoException();
Any aConvertedVal;
Any aOldVal;
// Will the property change?
sal_Bool bChanged;
{
MutexGuard aGuard( rBHelper.rMutex );
bChanged = convertFastPropertyValue( aConvertedVal, aOldVal, nHandle, rValue );
// release guard to fire events
}
if( bChanged )
{
// Is it a constrained property?
if( nAttributes & PropertyAttribute::CONSTRAINED )
{
// In aValue is the converted rValue
// fire a constarined event
// second parameter NULL means constrained
fire( &nHandle, &rValue, &aOldVal, 1, sal_True );
}
{
MutexGuard aGuard( rBHelper.rMutex );
try
{
// set the property to the new value
setFastPropertyValue_NoBroadcast( nHandle, aConvertedVal );
}
catch (const ::com::sun::star::beans::UnknownPropertyException& ) { throw; /* allowed to leave */ }
catch (const ::com::sun::star::beans::PropertyVetoException& ) { throw; /* allowed to leave */ }
catch (const ::com::sun::star::lang::IllegalArgumentException& ) { throw; /* allowed to leave */ }
catch (const ::com::sun::star::lang::WrappedTargetException& ) { throw; /* allowed to leave */ }
catch (const ::com::sun::star::uno::RuntimeException& ) { throw; /* allowed to leave */ }
catch (const ::com::sun::star::uno::Exception& e )
{
// not allowed to leave this meathod
::com::sun::star::lang::WrappedTargetException aWrap;
aWrap.Context = static_cast< ::com::sun::star::beans::XPropertySet* >( this );
aWrap.TargetException <<= e;
throw ::com::sun::star::lang::WrappedTargetException( aWrap );
}
// release guard to fire events
}
// file a change event, if the value changed
impl_fireAll( &nHandle, &rValue, &aOldVal, 1 );
}
}
// XFastPropertySet
Any OPropertySetHelper::getFastPropertyValue( sal_Int32 nHandle )
throw(::com::sun::star::beans::UnknownPropertyException,
::com::sun::star::lang::WrappedTargetException,
::com::sun::star::uno::RuntimeException)
{
IPropertyArrayHelper & rInfo = getInfoHelper();
if( !rInfo.fillPropertyMembersByHandle( NULL, NULL, nHandle ) )
// unknown property
throw UnknownPropertyException();
Any aRet;
MutexGuard aGuard( rBHelper.rMutex );
getFastPropertyValue( aRet, nHandle );
return aRet;
}
//--------------------------------------------------------------------------
void OPropertySetHelper::impl_fireAll( sal_Int32* i_handles, const Any* i_newValues, const Any* i_oldValues, sal_Int32 i_count )
{
ClearableMutexGuard aGuard( rBHelper.rMutex );
if ( m_pReserved->m_handles.empty() )
{
aGuard.clear();
fire( i_handles, i_newValues, i_oldValues, i_count, sal_False );
return;
}
const size_t additionalEvents = m_pReserved->m_handles.size();
OSL_ENSURE( additionalEvents == m_pReserved->m_newValues.size()
&& additionalEvents == m_pReserved->m_oldValues.size(),
"OPropertySetHelper::impl_fireAll: inconsistency!" );
::std::vector< sal_Int32 > allHandles( additionalEvents + i_count );
::std::copy( m_pReserved->m_handles.begin(), m_pReserved->m_handles.end(), allHandles.begin() );
::std::copy( i_handles, i_handles + i_count, allHandles.begin() + additionalEvents );
::std::vector< Any > allNewValues( additionalEvents + i_count );
::std::copy( m_pReserved->m_newValues.begin(), m_pReserved->m_newValues.end(), allNewValues.begin() );
::std::copy( i_newValues, i_newValues + i_count, allNewValues.begin() + additionalEvents );
::std::vector< Any > allOldValues( additionalEvents + i_count );
::std::copy( m_pReserved->m_oldValues.begin(), m_pReserved->m_oldValues.end(), allOldValues.begin() );
::std::copy( i_oldValues, i_oldValues + i_count, allOldValues.begin() + additionalEvents );
m_pReserved->m_handles.clear();
m_pReserved->m_newValues.clear();
m_pReserved->m_oldValues.clear();
aGuard.clear();
fire( &allHandles[0], &allNewValues[0], &allOldValues[0], additionalEvents + i_count, sal_False );
}
//--------------------------------------------------------------------------
void OPropertySetHelper::fire
(
sal_Int32 * pnHandles,
const Any * pNewValues,
const Any * pOldValues,
sal_Int32 nHandles, // These is the Count of the array
sal_Bool bVetoable
)
{
OSL_ENSURE( m_pReserved.get(), "No OPropertySetHelper::Impl" );
if (m_pReserved->m_pFireEvents) {
m_pReserved->m_pFireEvents->fireEvents(
pnHandles, nHandles, bVetoable,
m_pReserved->m_bIgnoreRuntimeExceptionsWhileFiring);
}
// Only fire, if one or more properties changed
if( nHandles )
{
// create the event sequence of all changed properties
Sequence< PropertyChangeEvent > aEvts( nHandles );
PropertyChangeEvent * pEvts = aEvts.getArray();
Reference < XInterface > xSource( (XPropertySet *)this, UNO_QUERY );
sal_Int32 i;
sal_Int32 nChangesLen = 0;
// Loop over all changed properties to fill the event struct
for( i = 0; i < nHandles; i++ )
{
// Vetoable fire and constrained attribute set or
// Change fire and Changed and bound attribute set
IPropertyArrayHelper & rInfo = getInfoHelper();
sal_Int16 nAttributes;
OUString aPropName;
rInfo.fillPropertyMembersByHandle( &aPropName, &nAttributes, pnHandles[i] );
if(
(bVetoable && (nAttributes & PropertyAttribute::CONSTRAINED)) ||
(!bVetoable && (nAttributes & PropertyAttribute::BOUND))
)
{
pEvts[nChangesLen].Source = xSource;
pEvts[nChangesLen].PropertyName = aPropName;
pEvts[nChangesLen].PropertyHandle = pnHandles[i];
pEvts[nChangesLen].OldValue = pOldValues[i];
pEvts[nChangesLen].NewValue = pNewValues[i];
nChangesLen++;
}
}
bool bIgnoreRuntimeExceptionsWhileFiring =
m_pReserved->m_bIgnoreRuntimeExceptionsWhileFiring;
// fire the events for all changed properties
for( i = 0; i < nChangesLen; i++ )
{
// get the listener container for the property name
OInterfaceContainerHelper * pLC;
if( bVetoable ) // fire change Events?
pLC = aVetoableLC.getContainer( pEvts[i].PropertyHandle );
else
pLC = aBoundLC.getContainer( pEvts[i].PropertyHandle );
if( pLC )
{
// Ueber alle Listener iterieren und Events senden
OInterfaceIteratorHelper aIt( *pLC);
while( aIt.hasMoreElements() )
{
XInterface * pL = aIt.next();
try
{
try
{
if( bVetoable ) // fire change Events?
{
((XVetoableChangeListener *)pL)->vetoableChange(
pEvts[i] );
}
else
{
((XPropertyChangeListener *)pL)->propertyChange(
pEvts[i] );
}
}
catch (DisposedException & exc)
{
OSL_ENSURE( exc.Context.is(),
"DisposedException without Context!" );
if (exc.Context == pL)
aIt.remove();
else
throw;
}
}
catch (RuntimeException & exc)
{
OSL_TRACE(
OUStringToOString(
OUString( RTL_CONSTASCII_USTRINGPARAM(
"caught RuntimeException while "
"firing listeners: ") ) +
exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
if (! bIgnoreRuntimeExceptionsWhileFiring)
throw;
}
}
}
// broadcast to all listeners with "" property name
if( bVetoable ){
// fire change Events?
pLC = rBHelper.aLC.getContainer(
getVetoableTypeIdentifier()
);
}
else {
pLC = rBHelper.aLC.getContainer(
getPropertyTypeIdentifier( )
);
}
if( pLC )
{
// Ueber alle Listener iterieren und Events senden
OInterfaceIteratorHelper aIt( *pLC);
while( aIt.hasMoreElements() )
{
XInterface * pL = aIt.next();
try
{
try
{
if( bVetoable ) // fire change Events?
{
((XVetoableChangeListener *)pL)->vetoableChange(
pEvts[i] );
}
else
{
((XPropertyChangeListener *)pL)->propertyChange(
pEvts[i] );
}
}
catch (DisposedException & exc)
{
OSL_ENSURE( exc.Context.is(),
"DisposedException without Context!" );
if (exc.Context == pL)
aIt.remove();
else
throw;
}
}
catch (RuntimeException & exc)
{
OSL_TRACE(
OUStringToOString(
OUString( RTL_CONSTASCII_USTRINGPARAM(
"caught RuntimeException while "
"firing listeners: ") ) +
exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
if (! bIgnoreRuntimeExceptionsWhileFiring)
throw;
}
}
}
}
// reduce array to changed properties
aEvts.realloc( nChangesLen );
if( !bVetoable )
{
OInterfaceContainerHelper * pCont = 0;
pCont = rBHelper.aLC.getContainer(
getPropertiesTypeIdentifier( )
);
if( pCont )
{
// Here is a Bug, unbound properties are also fired
OInterfaceIteratorHelper aIt( *pCont );
while( aIt.hasMoreElements() )
{
XPropertiesChangeListener * pL =
(XPropertiesChangeListener *)aIt.next();
try
{
try
{
// fire the hole event sequence to the
// XPropertiesChangeListener's
pL->propertiesChange( aEvts );
}
catch (DisposedException & exc)
{
OSL_ENSURE( exc.Context.is(),
"DisposedException without Context!" );
if (exc.Context == pL)
aIt.remove();
else
throw;
}
}
catch (RuntimeException & exc)
{
OSL_TRACE(
OUStringToOString(
OUString( RTL_CONSTASCII_USTRINGPARAM(
"caught RuntimeException while "
"firing listeners: ") ) +
exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
if (! bIgnoreRuntimeExceptionsWhileFiring)
throw;
}
}
}
}
}
}
// OPropertySetHelper
void OPropertySetHelper::setFastPropertyValues(
sal_Int32 nSeqLen,
sal_Int32 * pHandles,
const Any * pValues,
sal_Int32 nHitCount )
SAL_THROW( (::com::sun::star::uno::Exception) )
{
OSL_ENSURE( !rBHelper.bInDispose, "do not getFastPropertyValue in the dispose call" );
OSL_ENSURE( !rBHelper.bDisposed, "object is disposed" );
Any * pConvertedValues = NULL;
Any * pOldValues = NULL;
try
{
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
pConvertedValues = new Any[ nHitCount ];
pOldValues = new Any[ nHitCount ];
sal_Int32 n = 0;
sal_Int32 i;
{
// must lock the mutex outside the loop. So all values are consistent.
MutexGuard aGuard( rBHelper.rMutex );
for( i = 0; i < nSeqLen; i++ )
{
if( pHandles[i] != -1 )
{
sal_Int16 nAttributes;
rPH.fillPropertyMembersByHandle( NULL, &nAttributes, pHandles[i] );
if( nAttributes & PropertyAttribute::READONLY ) {
throw PropertyVetoException();
}
// Will the property change?
if( convertFastPropertyValue( pConvertedValues[ n ], pOldValues[n],
pHandles[i], pValues[i] ) )
{
// only increment if the property really change
pHandles[n] = pHandles[i];
n++;
}
}
}
// release guard to fire events
}
// fire vetoable events
fire( pHandles, pConvertedValues, pOldValues, n, sal_True );
{
// must lock the mutex outside the loop.
MutexGuard aGuard( rBHelper.rMutex );
// Loop over all changed properties
for( i = 0; i < n; i++ )
{
// Will the property change?
setFastPropertyValue_NoBroadcast( pHandles[i], pConvertedValues[i] );
}
// release guard to fire events
}
// fire change events
impl_fireAll( pHandles, pConvertedValues, pOldValues, n );
}
catch( ... )
{
delete [] pOldValues;
delete [] pConvertedValues;
throw;
}
delete [] pOldValues;
delete [] pConvertedValues;
}
// XMultiPropertySet
/**
* The sequence may be conatain not known properties. The implementation
* must ignore these properties.
*/
void OPropertySetHelper::setPropertyValues(
const Sequence<OUString>& rPropertyNames,
const Sequence<Any>& rValues )
throw(::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException)
{
sal_Int32 * pHandles = NULL;
try
{
sal_Int32 nSeqLen = rPropertyNames.getLength();
pHandles = new sal_Int32[ nSeqLen ];
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// fill the handle array
sal_Int32 nHitCount = rPH.fillHandles( pHandles, rPropertyNames );
if( nHitCount != 0 )
setFastPropertyValues( nSeqLen, pHandles, rValues.getConstArray(), nHitCount );
}
catch( ... )
{
delete [] pHandles;
throw;
}
delete [] pHandles;
}
// XMultiPropertySet
Sequence<Any> OPropertySetHelper::getPropertyValues( const Sequence<OUString>& rPropertyNames )
throw(::com::sun::star::uno::RuntimeException)
{
sal_Int32 nSeqLen = rPropertyNames.getLength();
sal_Int32 * pHandles = new sal_Int32[ nSeqLen ];
Sequence< Any > aValues( nSeqLen );
// get the map table
IPropertyArrayHelper & rPH = getInfoHelper();
// fill the handle array
rPH.fillHandles( pHandles, rPropertyNames );
Any * pValues = aValues.getArray();
MutexGuard aGuard( rBHelper.rMutex );
// fill the sequence with the values
for( sal_Int32 i = 0; i < nSeqLen; i++ )
getFastPropertyValue( pValues[i], pHandles[i] );
delete [] pHandles;
return aValues;
}
// XMultiPropertySet
void OPropertySetHelper::addPropertiesChangeListener(
const Sequence<OUString> & ,
const Reference < XPropertiesChangeListener > & rListener )
throw(::com::sun::star::uno::RuntimeException)
{
rBHelper.addListener( getCppuType(&rListener) , rListener );
}
// XMultiPropertySet
void OPropertySetHelper::removePropertiesChangeListener(
const Reference < XPropertiesChangeListener > & rListener )
throw(::com::sun::star::uno::RuntimeException)
{
rBHelper.removeListener( getCppuType(&rListener) , rListener );
}
// XMultiPropertySet
void OPropertySetHelper::firePropertiesChangeEvent(
const Sequence<OUString>& rPropertyNames,
const Reference < XPropertiesChangeListener >& rListener )
throw(::com::sun::star::uno::RuntimeException)
{
sal_Int32 nLen = rPropertyNames.getLength();
sal_Int32 * pHandles = new sal_Int32[nLen];
IPropertyArrayHelper & rPH = getInfoHelper();
rPH.fillHandles( pHandles, rPropertyNames );
const OUString* pNames = rPropertyNames.getConstArray();
// get the count of matching properties
sal_Int32 nFireLen = 0;
sal_Int32 i;
for( i = 0; i < nLen; i++ )
if( pHandles[i] != -1 )
nFireLen++;
Sequence<PropertyChangeEvent> aChanges( nFireLen );
PropertyChangeEvent* pChanges = aChanges.getArray();
{
// must lock the mutex outside the loop. So all values are consistent.
MutexGuard aGuard( rBHelper.rMutex );
Reference < XInterface > xSource( (XPropertySet *)this, UNO_QUERY );
sal_Int32 nFirePos = 0;
for( i = 0; i < nLen; i++ )
{
if( pHandles[i] != -1 )
{
pChanges[nFirePos].Source = xSource;
pChanges[nFirePos].PropertyName = pNames[i];
pChanges[nFirePos].PropertyHandle = pHandles[i];
getFastPropertyValue( pChanges[nFirePos].OldValue, pHandles[i] );
pChanges[nFirePos].NewValue = pChanges[nFirePos].OldValue;
nFirePos++;
}
}
// release guard to fire events
}
if( nFireLen )
rListener->propertiesChange( aChanges );
delete [] pHandles;
}
#ifdef xdvnsdfln
// XPropertyState
PropertyState OPropertySetHelper::getPropertyState( const OUString& PropertyName )
{
PropertyState aState;
return aState;
}
// XPropertyState
Sequence< PropertyState > OPropertySetHelper::getPropertyStates( const Sequence< OUString >& PropertyNames )
{
ULONG nNames = PropertyNames.getLength();
Sequence< PropertyState > aStates( nNames );
return aStates;
}
void OPropertySetHelper::setPropertyToDefault( const OUString& aPropertyName )
{
setPropertyValue( aPropertyName, Any() );
}
Any OPropertySetHelper::getPropertyDefault( const OUString& aPropertyName ) const
{
return Any();
}
void OPropertySetHelper::addPropertyStateChangeListener( const OUString& aPropertyName, const XPropertyStateChangeListenerRef& Listener )
{
}
void OPropertySetHelper::removePropertyStateChangeListener( const OUString& aPropertyName, const XPropertyStateChangeListenerRef& Listener )
{
}
#endif
//========================================================================
//== OPropertyArrayHelper ================================================
//========================================================================
//========================================================================
// static OUString makeOUString( sal_Char *p )
// {
// sal_Int32 nLen = strlen(p);
// sal_Unicode *pw = new sal_Unicode[nLen];
// for( int i = 0 ; i < nLen ; i ++ ) {
// // Only ascii strings allowed with this helper !
// OSL_ASSERT( p[i] < 127 );
// pw[i] = p[i];
// }
// OUString ow( pw , nLen );
// delete pw;
// return ow;
// }
extern "C" {
static int compare_Property_Impl( const void *arg1, const void *arg2 )
SAL_THROW_EXTERN_C()
{
return ((Property *)arg1)->Name.compareTo( ((Property *)arg2)->Name );
}
}
void OPropertyArrayHelper::init( sal_Bool bSorted ) SAL_THROW( () )
{
sal_Int32 i, nElements = aInfos.getLength();
const Property* pProperties = aInfos.getConstArray();
for( i = 1; i < nElements; i++ )
{
if( pProperties[i-1].Name >= pProperties[i].Name )
{
if (bSorted) {
OSL_FAIL( "Property array is not sorted" );
}
// not sorted
qsort( aInfos.getArray(), nElements, sizeof( Property ),
compare_Property_Impl );
break;
}
}
// may be that the array is resorted
pProperties = aInfos.getConstArray();
for( i = 0; i < nElements; i++ )
if( pProperties[i].Handle != i )
return;
// The handle is the index
bRightOrdered = sal_True;
}
OPropertyArrayHelper::OPropertyArrayHelper(
Property * pProps,
sal_Int32 nEle,
sal_Bool bSorted )
SAL_THROW( () )
: aInfos(pProps, nEle)
, bRightOrdered( sal_False )
{
init( bSorted );
}
OPropertyArrayHelper::OPropertyArrayHelper(
const Sequence< Property > & aProps,
sal_Bool bSorted )
SAL_THROW( () )
: aInfos(aProps)
, bRightOrdered( sal_False )
{
init( bSorted );
}
//========================================================================
sal_Int32 OPropertyArrayHelper::getCount() const
{
return aInfos.getLength();
}
//========================================================================
sal_Bool OPropertyArrayHelper::fillPropertyMembersByHandle
(
OUString * pPropName,
sal_Int16 * pAttributes,
sal_Int32 nHandle
)
{
const Property* pProperties = aInfos.getConstArray();
sal_Int32 nElements = aInfos.getLength();
if( bRightOrdered )
{
if( nHandle < 0 || nHandle >= nElements )
return sal_False;
if( pPropName )
*pPropName = pProperties[ nHandle ].Name;
if( pAttributes )
*pAttributes = pProperties[ nHandle ].Attributes;
return sal_True;
}
else
{
// normally the array is sorted
for( sal_Int32 i = 0; i < nElements; i++ )
{
if( pProperties[i].Handle == nHandle )
{
if( pPropName )
*pPropName = pProperties[ i ].Name;
if( pAttributes )
*pAttributes = pProperties[ i ].Attributes;
return sal_True;
}
}
}
return sal_False;
}
//========================================================================
Sequence< Property > OPropertyArrayHelper::getProperties(void)
{
/*if( aInfos.getLength() != nElements )
{
((OPropertyArrayHelper *)this)->aInfos.realloc( nElements );
Property * pProps = ((OPropertyArrayHelper *)this)->aInfos.getArray();
for( sal_Int32 i = 0; i < nElements; i++ )
{
pProps[i].Name = pProperties[i].Name;
pProps[i].Handle = pProperties[i].Handle;
pProps[i].Type = pProperties[i].Type;
pProps[i].Attributes = pProperties[i].Attributes;
}
}*/
return aInfos;
}
//========================================================================
Property OPropertyArrayHelper::getPropertyByName(const OUString& aPropertyName)
throw (UnknownPropertyException)
{
Property * pR;
pR = (Property *)bsearch( &aPropertyName, aInfos.getConstArray(), aInfos.getLength(),
sizeof( Property ),
compare_OUString_Property_Impl );
if( !pR ) {
throw UnknownPropertyException();
}
/*Property aProp;
aProp.Name = pR->Name;
aProp.Handle = pR->Handle;
aProp.Type = pR->Type;
aProp.Attributes = pR->Attributes;
return aProp;*/
return *pR;
}
//========================================================================
sal_Bool OPropertyArrayHelper::hasPropertyByName(const OUString& aPropertyName)
{
Property * pR;
pR = (Property *)bsearch( &aPropertyName, aInfos.getConstArray(), aInfos.getLength(),
sizeof( Property ),
compare_OUString_Property_Impl );
return pR != NULL;
}
//========================================================================
sal_Int32 OPropertyArrayHelper::getHandleByName( const OUString & rPropName )
{
Property * pR;
pR = (Property *)bsearch( &rPropName, aInfos.getConstArray(), aInfos.getLength(),
sizeof( Property ),
compare_OUString_Property_Impl );
return pR ? pR->Handle : -1;
}
//========================================================================
sal_Int32 OPropertyArrayHelper::fillHandles( sal_Int32 * pHandles, const Sequence< OUString > & rPropNames )
{
sal_Int32 nHitCount = 0;
const OUString * pReqProps = rPropNames.getConstArray();
sal_Int32 nReqLen = rPropNames.getLength();
const Property * pCur = aInfos.getConstArray();
const Property * pEnd = pCur + aInfos.getLength();
for( sal_Int32 i = 0; i < nReqLen; i++ )
{
// Calculate logarithm
sal_Int32 n = (sal_Int32)(pEnd - pCur);
sal_Int32 nLog = 0;
while( n )
{
nLog += 1;
n = n >> 1;
}
// Number of properties to search for * Log2 of the number of remaining
// properties to search in.
if( (nReqLen - i) * nLog >= pEnd - pCur )
{
// linear search is better
while( pCur < pEnd && pReqProps[i] > pCur->Name )
{
pCur++;
}
if( pCur < pEnd && pReqProps[i] == pCur->Name )
{
pHandles[i] = pCur->Handle;
nHitCount++;
}
else
pHandles[i] = -1;
}
else
{
// binary search is better
sal_Int32 nCompVal = 1;
const Property * pOldEnd = pEnd--;
const Property * pMid = pCur;
while( nCompVal != 0 && pCur <= pEnd )
{
pMid = (pEnd - pCur) / 2 + pCur;
nCompVal = pReqProps[i].compareTo( pMid->Name );
if( nCompVal > 0 )
pCur = pMid + 1;
else
pEnd = pMid - 1;
}
if( nCompVal == 0 )
{
pHandles[i] = pMid->Handle;
nHitCount++;
pCur = pMid +1;
}
else if( nCompVal > 0 )
{
pHandles[i] = -1;
pCur = pMid +1;
}
else
{
pHandles[i] = -1;
pCur = pMid;
}
pEnd = pOldEnd;
}
}
return nHitCount;
}
} // end namespace cppu
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */