Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 1577 insertions, 0 deletions

diff --git a/UnoControls/source/base/basecontainercontrol.cxx b/UnoControls/source/base/basecontainercontrol.cxx
new file mode 100644
index 000000000..20eea9eb3
--- /dev/null
+++ b/UnoControls/source/base/basecontainercontrol.cxx
@@ -0,0 +1,387 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <basecontainercontrol.hxx>
+
+#include <cppuhelper/queryinterface.hxx>
+#include <cppuhelper/typeprovider.hxx>
+
+#include <com/sun/star/container/ContainerEvent.hpp>
+#include <com/sun/star/container/XContainerListener.hpp>
+#include <com/sun/star/awt/XControlContainer.hpp>
+
+//  namespaces
+
+using namespace ::cppu;
+using namespace ::osl;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::awt;
+using namespace ::com::sun::star::container;
+
+namespace unocontrols {
+
+//  construct/destruct
+
+BaseContainerControl::BaseContainerControl( const Reference< XComponentContext >& rxContext )
+    : BaseControl   ( rxContext  )
+    , m_aListeners  ( m_aMutex  )
+{
+}
+
+BaseContainerControl::~BaseContainerControl()
+{
+}
+
+//  XInterface
+
+Any SAL_CALL BaseContainerControl::queryInterface( const Type& rType )
+{
+    // Attention:
+    //  Don't use mutex or guard in this method!!! Is a method of XInterface.
+    Any aReturn;
+    Reference< XInterface > xDel = BaseControl::impl_getDelegator();
+    if ( xDel.is() )
+    {
+        // If a delegator exists, forward question to its queryInterface.
+        // Delegator will ask its own queryAggregation!
+        aReturn = xDel->queryInterface( rType );
+    }
+    else
+    {
+        // If a delegator is unknown, forward question to own queryAggregation.
+        aReturn = queryAggregation( rType );
+    }
+
+    return aReturn;
+}
+
+//  XTypeProvider
+
+Sequence< Type > SAL_CALL BaseContainerControl::getTypes()
+{
+    static OTypeCollection ourTypeCollection(
+                cppu::UnoType<XControlModel>::get(),
+                cppu::UnoType<XControlContainer>::get(),
+                BaseControl::getTypes() );
+
+    return ourTypeCollection.getTypes();
+}
+
+//  XAggregation
+
+Any SAL_CALL BaseContainerControl::queryAggregation( const Type& aType )
+{
+    // Ask for my own supported interfaces ...
+    // Attention: XTypeProvider and XInterface are supported by OComponentHelper!
+    Any aReturn ( ::cppu::queryInterface(   aType                                       ,
+                                               static_cast< XControlModel*      > ( this )  ,
+                                               static_cast< XControlContainer*  > ( this )
+                                        )
+                );
+
+    // If searched interface supported by this class ...
+    if ( aReturn.hasValue() )
+    {
+        // ... return this information.
+        return aReturn;
+    }
+    else
+    {
+        // Else; ... ask baseclass for interfaces!
+        return BaseControl::queryAggregation( aType );
+    }
+}
+
+//  XControl
+
+void SAL_CALL BaseContainerControl::createPeer( const   Reference< XToolkit >&      xToolkit    ,
+                                                const   Reference< XWindowPeer >&   xParent     )
+{
+    if ( getPeer().is() )
+        return;
+
+    // create own peer
+    BaseControl::createPeer( xToolkit, xParent );
+
+    // create peers at all children
+    Sequence< Reference< XControl > >   seqControlList  = getControls();
+
+    for ( auto& rxControl : asNonConstRange(seqControlList) )
+    {
+        rxControl->createPeer( xToolkit, getPeer() );
+    }
+}
+
+//  XControl
+
+sal_Bool SAL_CALL BaseContainerControl::setModel( const Reference< XControlModel >& )
+{
+    // This object has NO model.
+    return false;
+}
+
+//  XControl
+
+Reference< XControlModel > SAL_CALL BaseContainerControl::getModel()
+{
+    // This object has NO model.
+    // return (XControlModel*)this;
+    return Reference< XControlModel >();
+}
+
+//  XComponent
+
+void SAL_CALL BaseContainerControl::dispose()
+{
+    // Tell everything that this container is now gone.
+    // It's faster if you listen to both the control and the container.
+
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    // remove listeners
+    EventObject aObject;
+
+    aObject.Source.set( static_cast<XControlContainer*>(this), UNO_QUERY );
+    m_aListeners.disposeAndClear( aObject );
+
+    // remove controls
+    const Sequence< Reference< XControl > >   seqCtrls    =   getControls();
+
+    maControlInfoList.clear();
+
+    for ( Reference< XControl > const & control : seqCtrls )
+    {
+        control->removeEventListener    ( static_cast< XEventListener* >( static_cast< XWindowListener* >( this ) ) );
+        control->dispose                (       );
+    }
+
+    // call baseclass
+    BaseControl::dispose();
+}
+
+//  XEventListener
+
+void SAL_CALL BaseContainerControl::disposing( const EventObject& rEvent )
+{
+    Reference< XControl > xControl( rEvent.Source, UNO_QUERY );
+
+    // "removeControl" remove only, when control is an active control
+    removeControl( xControl );
+}
+
+//  XControlContainer
+
+void SAL_CALL BaseContainerControl::addControl ( const OUString& rName, const Reference< XControl > & rControl )
+{
+    if ( !rControl.is () )
+        return;
+
+    // take memory for new item
+    IMPL_ControlInfo aNewControl;
+
+    // Ready for multithreading
+    MutexGuard aGuard (m_aMutex);
+
+    // set control
+    aNewControl.sName      = rName;
+    aNewControl.xControl   = rControl;
+
+    // and insert in list
+    maControlInfoList.emplace_back( aNewControl );
+
+    // initialize new control
+    aNewControl.xControl->setContext       ( static_cast<OWeakObject*>(this)    );
+    aNewControl.xControl->addEventListener ( static_cast< XEventListener* >( static_cast< XWindowListener* >( this ) ) );
+
+    // when container has a peer...
+    if (getPeer().is())
+    {
+        // ... then create a peer on child
+        aNewControl.xControl->createPeer ( getPeer()->getToolkit(), getPeer() );
+    }
+
+    // Send message to all listener
+    comphelper::OInterfaceContainerHelper2* pInterfaceContainer = m_aListeners.getContainer( cppu::UnoType<XContainerListener>::get());
+
+    if (!pInterfaceContainer)
+        return;
+
+    // Build event
+    ContainerEvent  aEvent;
+
+    aEvent.Source   = *this;
+    aEvent.Element <<= rControl;
+
+    // Get all listener
+    comphelper::OInterfaceIteratorHelper2  aIterator (*pInterfaceContainer);
+
+    // Send event
+    while ( aIterator.hasMoreElements() )
+    {
+        static_cast<XContainerListener*>(aIterator.next())->elementInserted (aEvent);
+    }
+}
+
+//  XControlContainer
+
+void SAL_CALL BaseContainerControl::removeControl ( const Reference< XControl > & rControl )
+{
+    if ( !rControl.is() )
+        return;
+
+    // Ready for multithreading
+    MutexGuard aGuard (m_aMutex);
+
+    size_t nControls = maControlInfoList.size();
+
+    for ( size_t n = 0; n < nControls; n++ )
+    {
+        // Search for right control
+        IMPL_ControlInfo* pControl = &maControlInfoList[ n ];
+        if ( rControl == pControl->xControl )
+        {
+            //.is it found ... remove listener from control
+            pControl->xControl->removeEventListener (static_cast< XEventListener* >( static_cast< XWindowListener* >( this ) ));
+            pControl->xControl->setContext          ( Reference< XInterface >  ()   );
+
+            // ... free memory
+            maControlInfoList.erase(maControlInfoList.begin() + n);
+
+            // Send message to all other listener
+            comphelper::OInterfaceContainerHelper2 * pInterfaceContainer = m_aListeners.getContainer( cppu::UnoType<XContainerListener>::get());
+
+            if (pInterfaceContainer)
+            {
+                ContainerEvent  aEvent;
+
+                aEvent.Source    = *this;
+                aEvent.Element <<= rControl;
+
+                comphelper::OInterfaceIteratorHelper2 aIterator (*pInterfaceContainer);
+
+                while ( aIterator.hasMoreElements() )
+                {
+                    static_cast<XContainerListener*>(aIterator.next())->elementRemoved (aEvent);
+                }
+            }
+            // Break "for" !
+            break;
+        }
+    }
+}
+
+//  XControlContainer
+
+void SAL_CALL BaseContainerControl::setStatusText ( const OUString& rStatusText )
+{
+    // go down to each parent
+    Reference< XControlContainer >  xContainer ( getContext(), UNO_QUERY );
+
+    if ( xContainer.is () )
+    {
+        xContainer->setStatusText ( rStatusText );
+    }
+}
+
+//  XControlContainer
+
+Reference< XControl > SAL_CALL BaseContainerControl::getControl ( const OUString& rName )
+{
+    // Ready for multithreading
+    MutexGuard  aGuard ( Mutex::getGlobalMutex() );
+
+    // Search for right control
+    for( const IMPL_ControlInfo& rSearchControl : maControlInfoList )
+    {
+        if ( rSearchControl.sName == rName )
+        {
+            // We have found it ...
+            // Break operation and return.
+            return rSearchControl.xControl;
+        }
+    }
+
+    // We have not found it ... return NULL.
+    return Reference< XControl >  ();
+}
+
+//  XControlContainer
+
+Sequence< Reference< XControl > > SAL_CALL BaseContainerControl::getControls ()
+{
+    // Ready for multithreading
+    MutexGuard  aGuard ( Mutex::getGlobalMutex() );
+
+    size_t                              nControls       = maControlInfoList.size();
+    size_t                              nCount          = 0;
+    Sequence< Reference< XControl > >   aDescriptor     ( nControls );
+    Reference< XControl > *             pDestination    = aDescriptor.getArray ();
+
+    // Copy controls to sequence
+    for( const IMPL_ControlInfo& rCopyControl : maControlInfoList )
+    {
+        pDestination [ nCount++ ] = rCopyControl.xControl;
+    }
+
+    // Return sequence
+    return aDescriptor;
+}
+
+//  XWindow
+
+void SAL_CALL BaseContainerControl::setVisible ( sal_Bool bVisible )
+{
+    // override baseclass definition
+    BaseControl::setVisible ( bVisible );
+
+    // is it a top window ?
+    if ( !getContext().is() && bVisible )
+    {
+        // then show it automatically
+        createPeer ( Reference< XToolkit > (), Reference< XWindowPeer > () );
+    }
+}
+
+//  protected method
+
+WindowDescriptor BaseContainerControl::impl_getWindowDescriptor ( const Reference< XWindowPeer > & rParentPeer )
+{
+    WindowDescriptor aDescriptor;
+
+    aDescriptor.Type               = WindowClass_CONTAINER;
+    aDescriptor.WindowServiceName  = "window";
+    aDescriptor.ParentIndex        = -1;
+    aDescriptor.Parent             = rParentPeer;
+    aDescriptor.Bounds             = getPosSize ();
+    aDescriptor.WindowAttributes   = 0;
+
+    return aDescriptor;
+}
+
+//  protected method
+
+void BaseContainerControl::impl_paint ( sal_Int32 /*nX*/, sal_Int32 /*nY*/, const Reference< XGraphics > & /*rGraphics*/ )
+{
+}
+
+} // namespace unocontrols
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/UnoControls/source/base/basecontrol.cxx b/UnoControls/source/base/basecontrol.cxx
new file mode 100644
index 000000000..c2e2f23b1
--- /dev/null
+++ b/UnoControls/source/base/basecontrol.cxx
@@ -0,0 +1,749 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <basecontrol.hxx>
+#include <multiplexer.hxx>
+
+#include <com/sun/star/awt/XDevice.hpp>
+#include <com/sun/star/awt/WindowAttribute.hpp>
+#include <com/sun/star/awt/PosSize.hpp>
+#include <com/sun/star/awt/Toolkit.hpp>
+#include <cppuhelper/supportsservice.hxx>
+#include <cppuhelper/queryinterface.hxx>
+#include <cppuhelper/typeprovider.hxx>
+
+//  namespaces
+
+using namespace ::cppu;
+using namespace ::osl;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::lang;
+using namespace ::com::sun::star::awt;
+
+namespace unocontrols {
+
+constexpr sal_Int32 DEFAULT_X = 0;
+constexpr sal_Int32 DEFAULT_Y = 0;
+constexpr sal_Int32 DEFAULT_WIDTH = 100;
+constexpr sal_Int32 DEFAULT_HEIGHT = 100;
+constexpr bool DEFAULT_VISIBLE = false;
+constexpr bool DEFAULT_INDESIGNMODE = false;
+constexpr bool DEFAULT_ENABLE = true;
+
+//  construct/destruct
+
+BaseControl::BaseControl( const Reference< XComponentContext >& rxContext )
+    : OComponentHelper          ( m_aMutex              )
+    , m_xComponentContext       ( rxContext              )
+    , m_nX                      ( DEFAULT_X             )
+    , m_nY                      ( DEFAULT_Y             )
+    , m_nWidth                  ( DEFAULT_WIDTH         )
+    , m_nHeight                 ( DEFAULT_HEIGHT        )
+    , m_bVisible                ( DEFAULT_VISIBLE       )
+    , m_bInDesignMode           ( DEFAULT_INDESIGNMODE  )
+    , m_bEnable                 ( DEFAULT_ENABLE        )
+{
+}
+
+BaseControl::~BaseControl()
+{
+}
+
+//  XInterface
+
+Any SAL_CALL BaseControl::queryInterface( const Type& rType )
+{
+    Any aReturn;
+    if ( m_xDelegator.is() )
+    {
+        // If a delegator exists, forward question to its queryInterface.
+        // Delegator will ask its own queryAggregation!
+        aReturn = m_xDelegator->queryInterface( rType );
+    }
+    else
+    {
+        // If a delegator is unknown, forward question to own queryAggregation.
+        aReturn = queryAggregation( rType );
+    }
+
+    return aReturn;
+}
+
+//  XInterface
+
+void SAL_CALL BaseControl::acquire() noexcept
+{
+    // Attention:
+    //  Don't use mutex or guard in this method!!! Is a method of XInterface.
+
+    // Forward to baseclass
+    OComponentHelper::acquire();
+}
+
+//  XInterface
+
+void SAL_CALL BaseControl::release() noexcept
+{
+    // Attention:
+    //  Don't use mutex or guard in this method!!! Is a method of XInterface.
+
+    // Forward to baseclass
+    OComponentHelper::release();
+}
+
+//  XTypeProvider
+
+Sequence< Type > SAL_CALL BaseControl::getTypes()
+{
+    static OTypeCollection ourTypeCollection(
+                cppu::UnoType<XPaintListener>::get(),
+                cppu::UnoType<XWindowListener>::get(),
+                cppu::UnoType<XView>::get(),
+                cppu::UnoType<XWindow>::get(),
+                cppu::UnoType<XServiceInfo>::get(),
+                cppu::UnoType<XControl>::get(),
+                OComponentHelper::getTypes() );
+
+    return ourTypeCollection.getTypes();
+}
+
+//  XTypeProvider
+
+Sequence< sal_Int8 > SAL_CALL BaseControl::getImplementationId()
+{
+    return css::uno::Sequence<sal_Int8>();
+}
+
+//  XAggregation
+
+void SAL_CALL BaseControl::setDelegator( const Reference< XInterface >& xDel )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    m_xDelegator = xDel;
+}
+
+//  XAggregation
+
+Any SAL_CALL BaseControl::queryAggregation( const Type& aType )
+{
+    // Ask for my own supported interfaces ...
+    // Attention: XTypeProvider and XInterface are supported by OComponentHelper!
+    Any aReturn ( ::cppu::queryInterface(   aType                                   ,
+                                               static_cast< XPaintListener*> ( this )   ,
+                                               static_cast< XWindowListener*> ( this )  ,
+                                               static_cast< XView*          > ( this )  ,
+                                               static_cast< XWindow*        > ( this )  ,
+                                               static_cast< XServiceInfo*   > ( this )  ,
+                                               static_cast< XControl*       > ( this )
+                                        )
+                );
+
+    // If searched interface supported by this class ...
+    if ( aReturn.hasValue() )
+    {
+        // ... return this information.
+        return aReturn;
+    }
+    else
+    {
+        // Else; ... ask baseclass for interfaces!
+        return OComponentHelper::queryAggregation( aType );
+    }
+}
+
+//  XServiceInfo
+
+OUString SAL_CALL BaseControl::getImplementationName()
+{
+    return OUString();
+}
+
+//  XServiceInfo
+
+sal_Bool SAL_CALL BaseControl::supportsService( const OUString& sServiceName )
+{
+    return cppu::supportsService(this, sServiceName);
+}
+
+//  XServiceInfo
+
+Sequence< OUString > SAL_CALL BaseControl::getSupportedServiceNames()
+{
+    return Sequence< OUString >();
+}
+
+//  XComponent
+
+void SAL_CALL BaseControl::dispose()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    if ( m_xMultiplexer.is() )
+    {
+        // to all other paint, focus, etc.
+        m_xMultiplexer->disposeAndClear();
+    }
+
+    // set the service manager to disposed
+    OComponentHelper::dispose();
+
+    // release context and peer
+    m_xContext.clear();
+    if ( m_xPeer.is() )
+    {
+        if ( m_xGraphicsPeer.is() )
+        {
+            removePaintListener( this );
+            removeWindowListener( this );
+            m_xGraphicsPeer.clear();
+        }
+
+        m_xPeer->dispose();
+        m_xPeerWindow.clear();
+        m_xPeer.clear();
+
+        if ( m_xMultiplexer.is() )
+        {
+            // take changes on multiplexer
+            m_xMultiplexer->setPeer( Reference< XWindow >() );
+        }
+    }
+
+    // release view
+    if ( m_xGraphicsView.is() )
+    {
+        m_xGraphicsView.clear();
+    }
+}
+
+//  XComponent
+
+void SAL_CALL BaseControl::addEventListener( const Reference< XEventListener >& xListener )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    OComponentHelper::addEventListener( xListener );
+}
+
+//  XComponent
+
+void SAL_CALL BaseControl::removeEventListener( const Reference< XEventListener >& xListener )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    OComponentHelper::removeEventListener( xListener );
+}
+
+//  XControl
+
+void SAL_CALL BaseControl::createPeer(  const   Reference< XToolkit >&      xToolkit    ,
+                                        const   Reference< XWindowPeer >&   xParentPeer )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    if ( m_xPeer.is() )
+        return;
+
+    // use method "BaseControl::getWindowDescriptor()" to change window attributes!
+    WindowDescriptor aDescriptor = impl_getWindowDescriptor( xParentPeer );
+
+    if ( m_bVisible )
+    {
+        aDescriptor.WindowAttributes |= WindowAttribute::SHOW;
+    }
+
+    // very slow under remote conditions!
+    // create the window on the server
+    Reference< XToolkit > xLocalToolkit = xToolkit;
+    if ( !xLocalToolkit.is() )
+    {
+        // but first create well known toolkit, if it not exist
+        xLocalToolkit.set( Toolkit::create(m_xComponentContext), UNO_QUERY_THROW );
+    }
+    m_xPeer         = xLocalToolkit->createWindow( aDescriptor );
+    m_xPeerWindow.set( m_xPeer, UNO_QUERY );
+
+    if ( !m_xPeerWindow.is() )
+        return;
+
+    if ( m_xMultiplexer.is() )
+    {
+        m_xMultiplexer->setPeer( m_xPeerWindow );
+    }
+
+    // create new reference to xgraphics for painting on a peer
+    // and add a paint listener
+    Reference< XDevice > xDevice( m_xPeerWindow, UNO_QUERY );
+
+    if ( xDevice.is() )
+    {
+        m_xGraphicsPeer = xDevice->createGraphics();
+    }
+
+    if ( m_xGraphicsPeer.is() )
+    {
+        addPaintListener( this );
+        addWindowListener( this );
+    }
+
+    m_xPeerWindow->setPosSize(  m_nX, m_nY, m_nWidth, m_nHeight, PosSize::POSSIZE   );
+    m_xPeerWindow->setEnable(   m_bEnable                                           );
+    m_xPeerWindow->setVisible(  m_bVisible && !m_bInDesignMode                      );
+}
+
+//  XControl
+
+void SAL_CALL BaseControl::setContext( const Reference< XInterface >& xContext )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    m_xContext = xContext;
+}
+
+//  XControl
+
+void SAL_CALL BaseControl::setDesignMode( sal_Bool bOn )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    m_bInDesignMode = bOn;
+}
+
+//  XControl
+
+Reference< XInterface > SAL_CALL BaseControl::getContext()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return m_xContext;
+}
+
+//  XControl
+
+Reference< XWindowPeer > SAL_CALL BaseControl::getPeer()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return m_xPeer;
+}
+
+//  XControl
+
+Reference< XView > SAL_CALL BaseControl::getView()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return this;
+}
+
+//  XControl
+
+sal_Bool SAL_CALL BaseControl::isDesignMode()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return m_bInDesignMode;
+}
+
+//  XControl
+
+sal_Bool SAL_CALL BaseControl::isTransparent()
+{
+    return false;
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::setPosSize(  sal_Int32   nX      ,
+                                        sal_Int32   nY      ,
+                                        sal_Int32   nWidth  ,
+                                        sal_Int32   nHeight ,
+                                        sal_Int16   nFlags  )
+{
+    // - change size and position of window and save the values
+
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    bool bChanged = false;
+
+    if ( nFlags & PosSize::X )
+    {
+        bChanged |= m_nX != nX;
+        m_nX = nX;
+    }
+
+    if ( nFlags & PosSize::Y )
+    {
+        bChanged |= m_nY != nY;
+        m_nY = nY;
+    }
+
+    if ( nFlags & PosSize::WIDTH )
+    {
+        bChanged |= m_nWidth != nWidth;
+        m_nWidth  = nWidth;
+    }
+
+    if ( nFlags & PosSize::HEIGHT )
+    {
+        bChanged |= m_nHeight != nHeight;
+        m_nHeight = nHeight;
+    }
+
+    if ( bChanged && m_xPeerWindow.is() )
+    {
+        m_xPeerWindow->setPosSize( m_nX, m_nY, m_nWidth, m_nHeight, nFlags );
+    }
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::setVisible( sal_Bool bVisible )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    // Set new state of flag
+    m_bVisible = bVisible;
+
+    if ( m_xPeerWindow.is() )
+    {
+        // Set it also on peerwindow
+        m_xPeerWindow->setVisible( m_bVisible );
+    }
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::setEnable( sal_Bool bEnable )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    // Set new state of flag
+    m_bEnable = bEnable;
+
+    if ( m_xPeerWindow.is() )
+    {
+        // Set it also on peerwindow
+        m_xPeerWindow->setEnable( m_bEnable );
+    }
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::setFocus()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    if ( m_xPeerWindow.is() )
+    {
+        m_xPeerWindow->setFocus();
+    }
+}
+
+//  XWindow
+
+Rectangle SAL_CALL BaseControl::getPosSize()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return Rectangle( m_nX, m_nY , m_nWidth, m_nHeight );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::addWindowListener( const Reference< XWindowListener >& xListener )
+{
+    impl_getMultiplexer()->advise( cppu::UnoType<XWindowListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::addFocusListener( const Reference< XFocusListener >& xListener )
+{
+    impl_getMultiplexer()->advise( cppu::UnoType<XFocusListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::addKeyListener( const Reference< XKeyListener >& xListener )
+{
+    impl_getMultiplexer()->advise( cppu::UnoType<XKeyListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::addMouseListener( const Reference< XMouseListener >& xListener )
+{
+    impl_getMultiplexer()->advise( cppu::UnoType<XMouseListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::addMouseMotionListener( const Reference< XMouseMotionListener >& xListener )
+{
+    impl_getMultiplexer()->advise( cppu::UnoType<XMouseMotionListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::addPaintListener( const Reference< XPaintListener >& xListener )
+{
+    impl_getMultiplexer()->advise( cppu::UnoType<XPaintListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::removeWindowListener( const Reference< XWindowListener >& xListener )
+{
+    impl_getMultiplexer()->unadvise( cppu::UnoType<XWindowListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::removeFocusListener( const Reference< XFocusListener >& xListener )
+{
+    impl_getMultiplexer()->unadvise( cppu::UnoType<XFocusListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::removeKeyListener( const Reference< XKeyListener >& xListener )
+{
+    impl_getMultiplexer()->unadvise( cppu::UnoType<XKeyListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::removeMouseListener( const Reference< XMouseListener >& xListener )
+{
+    impl_getMultiplexer()->unadvise( cppu::UnoType<XMouseListener>::get(), xListener );
+}
+
+//  XWindow
+
+void  SAL_CALL BaseControl::removeMouseMotionListener( const Reference< XMouseMotionListener >& xListener )
+{
+    impl_getMultiplexer()->unadvise( cppu::UnoType<XMouseMotionListener>::get(), xListener );
+}
+
+//  XWindow
+
+void SAL_CALL BaseControl::removePaintListener( const Reference< XPaintListener >& xListener )
+{
+    impl_getMultiplexer()->unadvise( cppu::UnoType<XPaintListener>::get(), xListener );
+}
+
+//  XView
+
+void SAL_CALL BaseControl::draw(    sal_Int32   nX  ,
+                                    sal_Int32   nY  )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    // - paint to a view
+    // - use the method "paint()"
+    // - see also "windowPaint()"
+    impl_paint( nX, nY, m_xGraphicsView );
+}
+
+//  XView
+
+sal_Bool SAL_CALL BaseControl::setGraphics( const Reference< XGraphics >& xDevice )
+{
+    // - set the graphics for a view
+    // - in this class exist 2 graphics-member ... one for peer[_xGraphicsPeer] and one for view[_xGraphicsView]
+    // - they are used by "windowPaint() and draw()", forwarded to "paint ()"
+    bool bReturn = false;
+    if ( xDevice.is() )
+    {
+        // Ready for multithreading
+        MutexGuard aGuard( m_aMutex );
+
+        m_xGraphicsView = xDevice;
+        bReturn         = true;
+    }
+
+    return bReturn;
+}
+
+//  XView
+
+void SAL_CALL BaseControl::setZoom( float   /*fZoomX*/  ,
+                                    float   /*fZoomY*/  )
+{
+    // Not implemented yet
+}
+
+//  XView
+
+Reference< XGraphics > SAL_CALL BaseControl::getGraphics()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return m_xGraphicsView;
+}
+
+//  XView
+
+Size SAL_CALL BaseControl::getSize()
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+    return Size( m_nWidth, m_nHeight );
+}
+
+//  XEventListener
+
+void SAL_CALL BaseControl::disposing( const EventObject& /*aSource*/ )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    // - release ALL references
+    // - it must be !!!
+    if ( m_xGraphicsPeer.is() )
+    {
+        removePaintListener( this );
+        removeWindowListener( this );
+        m_xGraphicsPeer.clear();
+    }
+
+    if ( m_xGraphicsView.is() )
+    {
+        m_xGraphicsView.clear();
+    }
+}
+
+//  XPaintListener
+
+void SAL_CALL BaseControl::windowPaint( const PaintEvent& /*aEvent*/ )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    // - repaint the peer
+    // - use the method "paint ()" for painting on a peer and a print device !!!
+    // - see also "draw ()"
+    impl_paint( 0, 0, m_xGraphicsPeer );
+}
+
+//  XWindowListener
+
+void SAL_CALL BaseControl::windowResized( const WindowEvent& aEvent )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    m_nWidth    =   aEvent.Width;
+    m_nHeight   =   aEvent.Height;
+    WindowEvent aMappedEvent = aEvent;
+    aMappedEvent.X = 0;
+    aMappedEvent.Y = 0;
+    impl_recalcLayout( aMappedEvent );
+}
+
+//  XWindowListener
+
+void SAL_CALL BaseControl::windowMoved( const WindowEvent& aEvent )
+{
+    // Ready for multithreading
+    MutexGuard aGuard( m_aMutex );
+
+    m_nWidth    =   aEvent.Width;
+    m_nHeight   =   aEvent.Height;
+    WindowEvent aMappedEvent = aEvent;
+    aMappedEvent.X = 0;
+    aMappedEvent.Y = 0;
+    impl_recalcLayout( aMappedEvent );
+}
+
+//  XWindowListener
+
+void SAL_CALL BaseControl::windowShown( const EventObject& /*aEvent*/ )
+{
+}
+
+//  XWindowListener
+
+void SAL_CALL BaseControl::windowHidden( const EventObject& /*aEvent*/ )
+{
+}
+
+//  protected method
+
+WindowDescriptor BaseControl::impl_getWindowDescriptor( const Reference< XWindowPeer >& xParentPeer )
+{
+    // - used from "createPeer()" to set the values of a css::awt::WindowDescriptor !!!
+    // - if you will change the descriptor-values, you must override this virtual function
+    // - the caller must release the memory for this dynamical descriptor !!!
+
+    WindowDescriptor aDescriptor;
+
+    aDescriptor.Type               = WindowClass_SIMPLE;
+    aDescriptor.WindowServiceName  = "window";
+    aDescriptor.ParentIndex        = -1;
+    aDescriptor.Parent             = xParentPeer;
+    aDescriptor.Bounds             = getPosSize ();
+    aDescriptor.WindowAttributes   = 0;
+
+    return aDescriptor;
+}
+
+//  protected method
+
+void BaseControl::impl_paint(           sal_Int32               /*nX*/          ,
+                                        sal_Int32               /*nY*/          ,
+                                const   Reference< XGraphics >& /*xGraphics*/   )
+{
+    // - one paint method for peer AND view !!!
+    //   (see also => "windowPaint()" and "draw()")
+    // - not used in this implementation, but it's not necessary to make it pure virtual !!!
+}
+
+//  protected method
+
+void BaseControl::impl_recalcLayout( const WindowEvent& /*aEvent*/ )
+{
+    // We need as virtual function to support automatically resizing of derived controls!
+    // But we make it not pure virtual because it's not necessary for all derived classes!
+}
+
+//  private method
+
+OMRCListenerMultiplexerHelper* BaseControl::impl_getMultiplexer()
+{
+    if ( !m_xMultiplexer.is() )
+    {
+        m_xMultiplexer = new OMRCListenerMultiplexerHelper( static_cast<XWindow*>(this), m_xPeerWindow );
+    }
+
+    return m_xMultiplexer.get();
+}
+
+} // namespace unocontrols
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/UnoControls/source/base/multiplexer.cxx b/UnoControls/source/base/multiplexer.cxx
new file mode 100644
index 000000000..c7bf65c17
--- /dev/null
+++ b/UnoControls/source/base/multiplexer.cxx
@@ -0,0 +1,441 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <multiplexer.hxx>
+
+#include <osl/diagnose.h>
+#include <cppuhelper/queryinterface.hxx>
+
+#include <com/sun/star/awt/XWindow.hpp>
+#include <com/sun/star/awt/XTopWindow.hpp>
+
+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.*/                                                                   \
+    comphelper::OInterfaceContainerHelper2* pContainer = m_aListenerHolder.getContainer( cppu::UnoType<INTERFACE>::get() );  \
+    /* Do the follow only, if elements in container exist.*/                                                                        \
+    if( !pContainer )                                                                                                        \
+        return;                                                                                                                               \
+    comphelper::OInterfaceIteratorHelper2 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 )                                                                                               \
+        return;                                                                                                                           \
+    if( !aIterator.hasMoreElements() )                                                                                       \
+        return;                                                                                                             \
+    INTERFACE * pListener = static_cast<INTERFACE *>(aIterator.next());                                                 \
+    try                                                                                                                 \
+    {                                                                                                                   \
+        pListener->METHOD( aLocalEvent );                                                                               \
+    }                                                                                                                   \
+    catch(const 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(aCopyInstance)
+    , m_aListenerHolder ( m_aMutex  )
+{
+}
+
+OMRCListenerMultiplexerHelper::~OMRCListenerMultiplexerHelper()
+{
+}
+
+//  XInterface
+
+Any SAL_CALL OMRCListenerMultiplexerHelper::queryInterface( const Type& rType )
+{
+    // 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() )
+    {
+        // ... return this information.
+        return aReturn;
+    }
+    else
+    {
+        // Else; ... ask baseclass for interfaces!
+        return OWeakObject::queryInterface( rType );
+    }
+}
+
+//  XInterface
+
+void SAL_CALL OMRCListenerMultiplexerHelper::acquire() noexcept
+{
+    // 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() noexcept
+{
+    // Attention:
+    //  Don't use mutex or guard in this method!!! Is a method of XInterface.
+
+    // Forward to baseclass
+    OWeakObject::release();
+}
+
+//  container method
+
+void OMRCListenerMultiplexerHelper::setPeer( const Reference< XWindow >& xPeer )
+{
+    MutexGuard aGuard( m_aMutex );
+    if( m_xPeer == xPeer )
+        return;
+
+    if( m_xPeer.is() )
+    {
+        // get all types from the listener added to the peer
+        const std::vector< Type > aContainedTypes = m_aListenerHolder.getContainedTypes();
+        // loop over all listener types and remove the listeners from the peer
+        for( const auto& rContainedType : aContainedTypes )
+            impl_unadviseFromPeer( m_xPeer, rContainedType );
+    }
+    m_xPeer = xPeer;
+    if( m_xPeer.is() )
+    {
+        // get all types from the listener added to the peer
+        const std::vector< Type > aContainedTypes = m_aListenerHolder.getContainedTypes();
+        // loop over all listener types and add the listeners to the peer
+        for( const auto& rContainedType : aContainedTypes )
+            impl_adviseToPeer( m_xPeer, rContainedType );
+    }
+}
+
+//  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*/ )
+{
+    MutexGuard aGuard( m_aMutex );
+    // peer is disposed, clear the reference
+    m_xPeer.clear();
+}
+
+//  XFcousListener
+
+void OMRCListenerMultiplexerHelper::focusGained(const FocusEvent& aEvent )
+{
+    MULTIPLEX( XFocusListener, focusGained, FocusEvent, aEvent )
+}
+
+//  XFcousListener
+
+void OMRCListenerMultiplexerHelper::focusLost(const FocusEvent& aEvent )
+{
+    MULTIPLEX( XFocusListener, focusLost, FocusEvent, aEvent )
+}
+
+//  XWindowListener
+
+void OMRCListenerMultiplexerHelper::windowResized(const WindowEvent& aEvent )
+{
+    MULTIPLEX( XWindowListener, windowResized, WindowEvent, aEvent )
+}
+
+//  XWindowListener
+
+void OMRCListenerMultiplexerHelper::windowMoved(const WindowEvent& aEvent )
+{
+    MULTIPLEX( XWindowListener, windowMoved, WindowEvent, aEvent )
+}
+
+//  XWindowListener
+
+void OMRCListenerMultiplexerHelper::windowShown(const EventObject& aEvent )
+{
+    MULTIPLEX( XWindowListener, windowShown, EventObject, aEvent )
+}
+
+//  XWindowListener
+
+void OMRCListenerMultiplexerHelper::windowHidden(const EventObject& aEvent )
+{
+    MULTIPLEX( XWindowListener, windowHidden, EventObject, aEvent )
+}
+
+//  XKeyListener
+
+void OMRCListenerMultiplexerHelper::keyPressed(const KeyEvent& aEvent)
+{
+    MULTIPLEX( XKeyListener, keyPressed, KeyEvent, aEvent )
+}
+
+//  XKeyListener
+
+void OMRCListenerMultiplexerHelper::keyReleased(const KeyEvent& aEvent)
+{
+    MULTIPLEX( XKeyListener, keyReleased, KeyEvent, aEvent )
+}
+
+//  XMouseListener
+
+void OMRCListenerMultiplexerHelper::mousePressed(const MouseEvent& aEvent)
+{
+    MULTIPLEX( XMouseListener, mousePressed, MouseEvent, aEvent )
+}
+
+//  XMouseListener
+
+void OMRCListenerMultiplexerHelper::mouseReleased(const MouseEvent& aEvent)
+{
+    MULTIPLEX( XMouseListener, mouseReleased, MouseEvent, aEvent )
+}
+
+//  XMouseListener
+
+void OMRCListenerMultiplexerHelper::mouseEntered(const MouseEvent& aEvent)
+{
+    MULTIPLEX( XMouseListener, mouseEntered, MouseEvent, aEvent )
+}
+
+//  XMouseListener
+
+void OMRCListenerMultiplexerHelper::mouseExited(const MouseEvent& aEvent)
+{
+    MULTIPLEX( XMouseListener, mouseExited, MouseEvent, aEvent )
+}
+
+//  XMouseMotionListener
+
+void OMRCListenerMultiplexerHelper::mouseDragged(const MouseEvent& aEvent)
+{
+    MULTIPLEX( XMouseMotionListener, mouseDragged, MouseEvent, aEvent )
+}
+
+//  XMouseMotionListener
+
+void OMRCListenerMultiplexerHelper::mouseMoved(const MouseEvent& aEvent)
+{
+    MULTIPLEX( XMouseMotionListener, mouseMoved, MouseEvent, aEvent )
+}
+
+//  XPaintListener
+
+void OMRCListenerMultiplexerHelper::windowPaint(const PaintEvent& aEvent)
+{
+    MULTIPLEX( XPaintListener, windowPaint, PaintEvent, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowOpened(const EventObject& aEvent)
+{
+    MULTIPLEX( XTopWindowListener, windowOpened, EventObject, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowClosing( const EventObject& aEvent )
+{
+    MULTIPLEX( XTopWindowListener, windowClosing, EventObject, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowClosed( const EventObject& aEvent )
+{
+    MULTIPLEX( XTopWindowListener, windowClosed, EventObject, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowMinimized( const EventObject& aEvent )
+{
+    MULTIPLEX( XTopWindowListener, windowMinimized, EventObject, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowNormalized( const EventObject& aEvent )
+{
+    MULTIPLEX( XTopWindowListener, windowNormalized, EventObject, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowActivated( const EventObject& aEvent )
+{
+    MULTIPLEX( XTopWindowListener, windowActivated, EventObject, aEvent )
+}
+
+//  XTopWindowListener
+
+void OMRCListenerMultiplexerHelper::windowDeactivated( const EventObject& aEvent )
+{
+    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 == cppu::UnoType<XWindowListener>::get())
+        xPeer->addWindowListener( this );
+    else if( aType == cppu::UnoType<XKeyListener>::get())
+        xPeer->addKeyListener( this );
+    else if( aType == cppu::UnoType<XFocusListener>::get())
+        xPeer->addFocusListener( this );
+    else if( aType == cppu::UnoType<XMouseListener>::get())
+        xPeer->addMouseListener( this );
+    else if( aType == cppu::UnoType<XMouseMotionListener>::get())
+        xPeer->addMouseMotionListener( this );
+    else if( aType == cppu::UnoType<XPaintListener>::get())
+        xPeer->addPaintListener( this );
+    else if( aType == cppu::UnoType<XTopWindowListener>::get())
+    {
+        Reference< XTopWindow > xTop( xPeer, UNO_QUERY );
+        if( xTop.is() )
+            xTop->addTopWindowListener( this );
+    }
+    else
+    {
+        OSL_FAIL( "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 == cppu::UnoType<XWindowListener>::get())
+        xPeer->removeWindowListener( this );
+    else if( aType == cppu::UnoType<XKeyListener>::get())
+        xPeer->removeKeyListener( this );
+    else if( aType == cppu::UnoType<XFocusListener>::get())
+        xPeer->removeFocusListener( this );
+    else if( aType == cppu::UnoType<XMouseListener>::get())
+        xPeer->removeMouseListener( this );
+    else if( aType == cppu::UnoType<XMouseMotionListener>::get())
+        xPeer->removeMouseMotionListener( this );
+    else if( aType == cppu::UnoType<XPaintListener>::get())
+        xPeer->removePaintListener( this );
+    else if( aType == cppu::UnoType<XTopWindowListener>::get())
+    {
+        Reference< XTopWindow >  xTop( xPeer, UNO_QUERY );
+        if( xTop.is() )
+            xTop->removeTopWindowListener( this );
+    }
+    else
+    {
+        OSL_FAIL( "unknown listener" );
+    }
+}
+
+} // namespace unocontrols
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */