INTEGRATION: CWS frmcontrols03 (1.1.2); FILE ADDED

2004/02/23 11:35:41 fs 1.1.2.2: some more implementations (mainly CJK relevant)
2004/02/18 15:23:36 fs 1.1.2.1: base class for UNO dispatchers working on a rich text control

forms/source/richtext/featuredispatcher.cxx

+/*************************************************************************
+ *
+ *  $RCSfile: featuredispatcher.cxx,v $
+ *
+ *  $Revision: 1.2 $
+ *
+ *  last change: $Author: rt $ $Date: 2004-05-07 16:11:34 $
+ *
+ *  The Contents of this file are made available subject to the terms of
+ *  either of the following licenses
+ *
+ *         - GNU Lesser General Public License Version 2.1
+ *         - Sun Industry Standards Source License Version 1.1
+ *
+ *  Sun Microsystems Inc., October, 2000
+ *
+ *  GNU Lesser General Public License Version 2.1
+ *  =============================================
+ *  Copyright 2000 by Sun Microsystems, Inc.
+ *  901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License version 2.1, as published by the Free Software Foundation.
+ *
+ *  This library 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 for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ *  MA  02111-1307  USA
+ *
+ *
+ *  Sun Industry Standards Source License Version 1.1
+ *  =================================================
+ *  The contents of this file are subject to the Sun Industry Standards
+ *  Source License Version 1.1 (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.openoffice.org/license.html.
+ *
+ *  Software provided under this License is provided on an "AS IS" basis,
+ *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ *  See the License for the specific provisions governing your rights and
+ *  obligations concerning the Software.
+ *
+ *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ *  Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ *  All Rights Reserved.
+ *
+ *  Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+#ifndef FORMS_SOURCE_RICHTEXT_FEATUREDISPATCHER_HXX
+#include "featuredispatcher.hxx"
+#endif
+
+/** === begin UNO includes === **/
+/** === end UNO includes === **/
+
+//........................................................................
+namespace frm
+{
+//........................................................................
+
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::frame;
+    using namespace ::com::sun::star::lang;
+    using namespace ::com::sun::star::util;
+
+    //====================================================================
+    //= ORichTextFeatureDispatcher
+    //====================================================================
+    //--------------------------------------------------------------------
+    ORichTextFeatureDispatcher::ORichTextFeatureDispatcher( EditView& _rView, const URL&  _rURL )
+        :m_aStatusListeners( m_aMutex )
+        ,m_aFeatureURL( _rURL )
+        ,m_pEditView( &_rView )
+        ,m_bDisposed( false )
+    {
+    }
+
+    //--------------------------------------------------------------------
+    ORichTextFeatureDispatcher::~ORichTextFeatureDispatcher( )
+    {
+        if ( !m_bDisposed )
+        {
+            acquire();
+            dispose();
+        }
+    }
+
+    //--------------------------------------------------------------------
+    void ORichTextFeatureDispatcher::dispose()
+    {
+        EventObject aEvent( *this );
+        m_aStatusListeners.disposeAndClear( aEvent );
+
+        ::osl::ClearableMutexGuard aGuard( m_aMutex );
+        m_bDisposed = true;
+        disposing( aGuard );
+    }
+
+    //--------------------------------------------------------------------
+    void ORichTextFeatureDispatcher::disposing( ::osl::ClearableMutexGuard& _rClearBeforeNotify )
+    {
+        m_pEditView = NULL;
+    }
+
+    //--------------------------------------------------------------------
+    void SAL_CALL ORichTextFeatureDispatcher::addStatusListener( const Reference< XStatusListener >& _rxControl, const URL& _rURL ) throw (RuntimeException)
+    {
+        OSL_ENSURE( !m_bDisposed, "ORichTextFeatureDispatcher::addStatusListener: already disposed!" );
+        if ( m_bDisposed )
+            throw DisposedException();
+
+        OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "ORichTextFeatureDispatcher::addStatusListener: invalid URL!" );
+        if ( _rURL.Complete == getFeatureURL().Complete )
+            if ( _rxControl.is() )
+            {
+                m_aStatusListeners.addInterface( _rxControl );
+                newStatusListener( _rxControl );
+            }
+    }
+
+    //--------------------------------------------------------------------
+    void SAL_CALL ORichTextFeatureDispatcher::removeStatusListener( const Reference< XStatusListener >& _rxControl, const URL& _rURL ) throw (RuntimeException)
+    {
+        m_aStatusListeners.removeInterface( _rxControl );
+    }
+
+    //--------------------------------------------------------------------
+    void ORichTextFeatureDispatcher::invalidate()
+    {
+        invalidateFeatureState_Broadcast();
+    }
+
+    //--------------------------------------------------------------------
+    FeatureStateEvent ORichTextFeatureDispatcher::buildStatusEvent() const
+    {
+        FeatureStateEvent aEvent;
+        aEvent.IsEnabled = sal_False;
+        aEvent.Source = *const_cast< ORichTextFeatureDispatcher* >( this );
+        aEvent.FeatureURL = getFeatureURL();
+        aEvent.Requery = sal_False;
+        return aEvent;
+    }
+
+    //--------------------------------------------------------------------
+    void ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast()
+    {
+        FeatureStateEvent aEvent( buildStatusEvent() );
+        ::cppu::OInterfaceIteratorHelper aIter( getStatusListeners() );
+        while ( aIter.hasMoreElements() )
+            doNotify( static_cast< XStatusListener* >( aIter.next() ), aEvent );
+    }
+
+    //--------------------------------------------------------------------
+    void ORichTextFeatureDispatcher::newStatusListener( const Reference< XStatusListener >& _rxListener )
+    {
+        doNotify( _rxListener, buildStatusEvent() );
+    }
+
+    //--------------------------------------------------------------------
+    void ORichTextFeatureDispatcher::doNotify( const Reference< XStatusListener >& _rxListener, const FeatureStateEvent& _rEvent ) const SAL_THROW(())
+    {
+        OSL_PRECOND( _rxListener.is(), "ORichTextFeatureDispatcher::doNotify: invalid listener!" );
+        if ( _rxListener.is() )
+        {
+            try
+            {
+                _rxListener->statusChanged( _rEvent );
+            }
+            catch( const Exception& )
+            {
+                OSL_ENSURE( sal_False, "ORichTextFeatureDispatcher::doNotify: caught an exception!" );
+            }
+        }
+    }
+
+//........................................................................
+}   // namespace frm
+//........................................................................