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office-gobmx/UnoControls/source/base/multiplexer.cxx
Rüdiger Timm 42bdb1d4be INTEGRATION: CWS changefileheader (1.7.26); FILE MERGED 
2008/04/01 16:03:01 thb 1.7.26.3: #i85898# Stripping all external header guards
2008/04/01 12:59:00 thb 1.7.26.2: #i85898# Stripping all external header guards
2008/03/31 13:07:32 rt 1.7.26.1: #i87441# Change license header to LPGL v3.
2008-04-11 06:12:56 +00:00

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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: multiplexer.cxx,v $
* $Revision: 1.8 $
*
* 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.
*
************************************************************************/
//____________________________________________________________________________________________________________
// my own include
//____________________________________________________________________________________________________________
#include "multiplexer.hxx"
//____________________________________________________________________________________________________________
// includes of other projects
//____________________________________________________________________________________________________________
#include <vos/diagnose.hxx>
//____________________________________________________________________________________________________________
// includes of my own project
//____________________________________________________________________________________________________________
//____________________________________________________________________________________________________________
// namespaces
//____________________________________________________________________________________________________________
using namespace ::cppu ;
using namespace ::osl ;
using namespace ::com::sun::star::uno ;
using namespace ::com::sun::star::awt ;
using namespace ::com::sun::star::lang ;
namespace unocontrols{
//____________________________________________________________________________________________________________
// macros
//____________________________________________________________________________________________________________
#define MULTIPLEX( INTERFACE, METHOD, EVENTTYP, EVENT ) \
\
/* First get all interfaces from container with right type.*/ \
OInterfaceContainerHelper* pContainer = m_aListenerHolder.getContainer( ::getCppuType((const Reference< INTERFACE >*)0) ); \
/* Do the follow only, if elements in container exist.*/ \
if( pContainer != NULL ) \
{ \
OInterfaceIteratorHelper aIterator( *pContainer ); \
EVENTTYP aLocalEvent = EVENT; \
/* Remark: The control is the event source not the peer.*/ \
/* We must change the source of the event. */ \
aLocalEvent.Source = m_xControl ; \
/* Is the control not destroyed? */ \
if( aLocalEvent.Source.is() == sal_True ) \
{ \
if( aIterator.hasMoreElements() ) \
{ \
INTERFACE * pListener = (INTERFACE *)aIterator.next(); \
try \
{ \
pListener->METHOD( aLocalEvent ); \
} \
catch( RuntimeException& ) \
{ \
/* Ignore all system exceptions from the listener! */ \
} \
} \
} \
}
//____________________________________________________________________________________________________________
// construct/destruct
//____________________________________________________________________________________________________________
OMRCListenerMultiplexerHelper::OMRCListenerMultiplexerHelper( const Reference< XWindow >& xControl ,
const Reference< XWindow >& xPeer )
: m_xPeer ( xPeer )
, m_xControl ( xControl )
, m_aListenerHolder ( m_aMutex )
{
}
OMRCListenerMultiplexerHelper::OMRCListenerMultiplexerHelper( const OMRCListenerMultiplexerHelper& /*aCopyInstance*/ )
: XFocusListener()
, XWindowListener()
, XKeyListener()
, XMouseListener()
, XMouseMotionListener()
, XPaintListener()
, XTopWindowListener()
, OWeakObject()
, m_aListenerHolder ( m_aMutex )
{
}
OMRCListenerMultiplexerHelper::~OMRCListenerMultiplexerHelper()
{
}
//____________________________________________________________________________________________________________
// XInterface
//____________________________________________________________________________________________________________
Any SAL_CALL OMRCListenerMultiplexerHelper::queryInterface( const Type& rType ) throw( RuntimeException )
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Ask for my own supported interfaces ...
// Attention: XTypeProvider and XInterface are supported by OComponentHelper!
Any aReturn ( ::cppu::queryInterface( rType ,
static_cast< XWindowListener* > ( this ) ,
static_cast< XKeyListener* > ( this ) ,
static_cast< XFocusListener* > ( this ) ,
static_cast< XMouseListener* > ( this ) ,
static_cast< XMouseMotionListener* > ( this ) ,
static_cast< XPaintListener* > ( this ) ,
static_cast< XTopWindowListener* > ( this ) ,
static_cast< XTopWindowListener* > ( this )
)
);
// If searched interface supported by this class ...
if ( aReturn.hasValue() == sal_True )
{
// ... return this information.
return aReturn ;
}
else
{
// Else; ... ask baseclass for interfaces!
return OWeakObject::queryInterface( rType );
}
}
//____________________________________________________________________________________________________________
// XInterface
//____________________________________________________________________________________________________________
void SAL_CALL OMRCListenerMultiplexerHelper::acquire() throw()
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Forward to baseclass
OWeakObject::acquire();
}
//____________________________________________________________________________________________________________
// XInterface
//____________________________________________________________________________________________________________
void SAL_CALL OMRCListenerMultiplexerHelper::release() throw()
{
// Attention:
// Don't use mutex or guard in this method!!! Is a method of XInterface.
// Forward to baseclass
OWeakObject::release();
}
//____________________________________________________________________________________________________________
// operator
//____________________________________________________________________________________________________________
OMRCListenerMultiplexerHelper::operator Reference< XInterface >() const
{
return ((OWeakObject*)this) ;
}
//____________________________________________________________________________________________________________
// operator
//____________________________________________________________________________________________________________
//OMRCListenerMultiplexerHelper& OMRCListenerMultiplexerHelper::operator= ( const OMRCListenerMultiplexerHelper& aCopyInstance )
//{
// return this ;
//}
//____________________________________________________________________________________________________________
// container method
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::setPeer( const Reference< XWindow >& xPeer )
{
MutexGuard aGuard( m_aMutex );
if( m_xPeer != xPeer )
{
if( m_xPeer.is() )
{
// get all types from the listener added to the peer
Sequence< Type > aContainedTypes = m_aListenerHolder.getContainedTypes();
const Type* pArray = aContainedTypes.getConstArray();
sal_Int32 nCount = aContainedTypes.getLength();
// loop over all listener types and remove the listeners from the peer
for( sal_Int32 i=0; i<nCount; i++ )
impl_unadviseFromPeer( m_xPeer, pArray[i] );
}
m_xPeer = xPeer;
if( m_xPeer.is() )
{
// get all types from the listener added to the peer
Sequence< Type > aContainedTypes = m_aListenerHolder.getContainedTypes();
const Type* pArray = aContainedTypes.getConstArray();
sal_Int32 nCount = aContainedTypes.getLength();
// loop over all listener types and add the listeners to the peer
for( sal_Int32 i = 0; i < nCount; i++ )
impl_adviseToPeer( m_xPeer, pArray[i] );
}
}
}
//____________________________________________________________________________________________________________
// container method
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::disposeAndClear()
{
EventObject aEvent ;
aEvent.Source = m_xControl ;
m_aListenerHolder.disposeAndClear( aEvent );
}
//____________________________________________________________________________________________________________
// container method
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::advise( const Type& aType ,
const Reference< XInterface >& xListener )
{
MutexGuard aGuard( m_aMutex );
if( m_aListenerHolder.addInterface( aType, xListener ) == 1 )
{
// the first listener is added
if( m_xPeer.is() )
{
impl_adviseToPeer( m_xPeer, aType );
}
}
}
//____________________________________________________________________________________________________________
// container method
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::unadvise( const Type& aType ,
const Reference< XInterface >& xListener )
{
MutexGuard aGuard( m_aMutex );
if( m_aListenerHolder.removeInterface( aType, xListener ) == 0 )
{
// the last listener is removed
if ( m_xPeer.is() )
{
impl_unadviseFromPeer( m_xPeer, aType );
}
}
}
//____________________________________________________________________________________________________________
// XEventListener
//____________________________________________________________________________________________________________
void SAL_CALL OMRCListenerMultiplexerHelper::disposing( const EventObject& /*aSource*/ ) throw( RuntimeException )
{
MutexGuard aGuard( m_aMutex );
// peer is disposed, clear the reference
m_xPeer = Reference< XWindow >();
}
//____________________________________________________________________________________________________________
// XFcousListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::focusGained(const FocusEvent& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
/*
OInterfaceContainerHelper * pCont = aListenerHolder.getContainer( ::getCppuType((const Reference< XFocusListener >*)0) );
if( pCont )
{
OInterfaceIteratorHelper aIt( *pCont );
FocusEvent aEvt = e;
// Reamark: The control is the event source not the peer. We must change
// the source of the event
xControl.queryHardRef( ((XInterface*)NULL)->getSmartUik(), aEvt.Source );
//.is the control not destroyed
if( aEvt.Source.is() )
{
if( aIt.hasMoreElements() )
{
XFocusListener * pListener = (XFocusListener *)aIt.next();
try
{
pListener->focusGained( aEvt );
}
catch( RuntimeException, e )
{
// ignore all usr system exceptions from the listener
}
}
}
}
*/
MULTIPLEX( XFocusListener, focusGained, FocusEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XFcousListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::focusLost(const FocusEvent& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XFocusListener, focusLost, FocusEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowResized(const WindowEvent& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XWindowListener, windowResized, WindowEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowMoved(const WindowEvent& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XWindowListener, windowMoved, WindowEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowShown(const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XWindowListener, windowShown, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowHidden(const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XWindowListener, windowHidden, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XKeyListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::keyPressed(const KeyEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XKeyListener, keyPressed, KeyEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XKeyListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::keyReleased(const KeyEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XKeyListener, keyReleased, KeyEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XMouseListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::mousePressed(const MouseEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XMouseListener, mousePressed, MouseEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XMouseListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::mouseReleased(const MouseEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XMouseListener, mouseReleased, MouseEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XMouseListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::mouseEntered(const MouseEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XMouseListener, mouseEntered, MouseEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XMouseListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::mouseExited(const MouseEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XMouseListener, mouseExited, MouseEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XMouseMotionListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::mouseDragged(const MouseEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XMouseMotionListener, mouseDragged, MouseEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XMouseMotionListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::mouseMoved(const MouseEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XMouseMotionListener, mouseMoved, MouseEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XPaintListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowPaint(const PaintEvent& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XPaintListener, windowPaint, PaintEvent, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowOpened(const EventObject& aEvent) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowOpened, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowClosing( const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowClosing, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowClosed( const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowClosed, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowMinimized( const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowMinimized, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowNormalized( const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowNormalized, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowActivated( const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowActivated, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// XTopWindowListener
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::windowDeactivated( const EventObject& aEvent ) throw( UNO3_RUNTIMEEXCEPTION )
{
MULTIPLEX( XTopWindowListener, windowDeactivated, EventObject, aEvent )
}
//____________________________________________________________________________________________________________
// protected method
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::impl_adviseToPeer( const Reference< XWindow >& xPeer ,
const Type& aType )
{
// add a listener to the source (peer)
if( aType == ::getCppuType((const Reference< XWindowListener >*)0) )
xPeer->addWindowListener( this );
else if( aType == ::getCppuType((const Reference< XKeyListener >*)0) )
xPeer->addKeyListener( this );
else if( aType == ::getCppuType((const Reference< XFocusListener >*)0) )
xPeer->addFocusListener( this );
else if( aType == ::getCppuType((const Reference< XMouseListener >*)0) )
xPeer->addMouseListener( this );
else if( aType == ::getCppuType((const Reference< XMouseMotionListener >*)0) )
xPeer->addMouseMotionListener( this );
else if( aType == ::getCppuType((const Reference< XPaintListener >*)0) )
xPeer->addPaintListener( this );
else if( aType == ::getCppuType((const Reference< XTopWindowListener >*)0) )
{
Reference< XTopWindow > xTop( xPeer, UNO_QUERY );
if( xTop.is() )
xTop->addTopWindowListener( this );
}
else
{
VOS_ENSHURE( sal_False, "unknown listener" );
}
}
//____________________________________________________________________________________________________________
// protected method
//____________________________________________________________________________________________________________
void OMRCListenerMultiplexerHelper::impl_unadviseFromPeer( const Reference< XWindow >& xPeer ,
const Type& aType )
{
// the last listener is removed, remove the listener from the source (peer)
if( aType == ::getCppuType((const Reference< XWindowListener >*)0) )
xPeer->removeWindowListener( this );
else if( aType == ::getCppuType((const Reference< XKeyListener >*)0) )
xPeer->removeKeyListener( this );
else if( aType == ::getCppuType((const Reference< XFocusListener >*)0) )
xPeer->removeFocusListener( this );
else if( aType == ::getCppuType((const Reference< XMouseListener >*)0) )
xPeer->removeMouseListener( this );
else if( aType == ::getCppuType((const Reference< XMouseMotionListener >*)0) )
xPeer->removeMouseMotionListener( this );
else if( aType == ::getCppuType((const Reference< XPaintListener >*)0) )
xPeer->removePaintListener( this );
else if( aType == ::getCppuType((const Reference< XTopWindowListener >*)0) )
{
Reference< XTopWindow > xTop( xPeer, UNO_QUERY );
if( xTop.is() )
xTop->removeTopWindowListener( this );
}
else
{
VOS_ENSHURE( sal_False, "unknown listener" );
}
}
} // namespace unocontrols
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