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

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

1 files changed, 138 insertions, 0 deletions

diff --git a/forms/source/richtext/featuredispatcher.cxx b/forms/source/richtext/featuredispatcher.cxx
new file mode 100644
index 000000000..93f163d43
--- /dev/null
+++ b/forms/source/richtext/featuredispatcher.cxx
@@ -0,0 +1,138 @@
+/* -*- 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 "featuredispatcher.hxx"
+#include <osl/diagnose.h>
+#include <tools/diagnose_ex.h>
+
+
+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( EditView& _rView, const URL&  _rURL )
+        :m_aFeatureURL( _rURL )
+        ,m_aStatusListeners( m_aMutex )
+        ,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 = nullptr;
+    }
+
+
+    void SAL_CALL ORichTextFeatureDispatcher::addStatusListener( const Reference< XStatusListener >& _rxControl, const URL& _rURL )
+    {
+        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 );
+                doNotify( _rxControl, buildStatusEvent() );
+            }
+    }
+
+
+    void SAL_CALL ORichTextFeatureDispatcher::removeStatusListener( const Reference< XStatusListener >& _rxControl, const URL& /*_rURL*/ )
+    {
+        m_aStatusListeners.removeInterface( _rxControl );
+    }
+
+
+    void ORichTextFeatureDispatcher::invalidate()
+    {
+        invalidateFeatureState_Broadcast();
+    }
+
+
+    FeatureStateEvent ORichTextFeatureDispatcher::buildStatusEvent() const
+    {
+        FeatureStateEvent aEvent;
+        aEvent.IsEnabled = false;
+        aEvent.Source = *const_cast< ORichTextFeatureDispatcher* >( this );
+        aEvent.FeatureURL = getFeatureURL();
+        aEvent.Requery = false;
+        return aEvent;
+    }
+
+
+    void ORichTextFeatureDispatcher::invalidateFeatureState_Broadcast()
+    {
+        FeatureStateEvent aEvent( buildStatusEvent() );
+        ::comphelper::OInterfaceIteratorHelper3 aIter( getStatusListeners() );
+        while ( aIter.hasMoreElements() )
+            doNotify( aIter.next(), aEvent );
+    }
+
+
+    void ORichTextFeatureDispatcher::doNotify( const Reference< XStatusListener >& _rxListener, const FeatureStateEvent& _rEvent )
+    {
+        OSL_PRECOND( _rxListener.is(), "ORichTextFeatureDispatcher::doNotify: invalid listener!" );
+        if ( _rxListener.is() )
+        {
+            try
+            {
+                _rxListener->statusChanged( _rEvent );
+            }
+            catch( const Exception& )
+            {
+                TOOLS_WARN_EXCEPTION( "forms.richtext", "ORichTextFeatureDispatcher::doNotify" );
+            }
+        }
+    }
+
+
+}   // namespace frm
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */