1 files changed, 143 insertions, 0 deletions
diff --git a/svx/source/unodraw/shapepropertynotifier.cxx b/svx/source/unodraw/shapepropertynotifier.cxx
new file mode 100644
index 000000000..a19a5fd96
--- /dev/null
+++ b/svx/source/unodraw/shapepropertynotifier.cxx
@@ -0,0 +1,143 @@
+/* -*- 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 <svx/shapepropertynotifier.hxx>
+
+#include <com/sun/star/beans/XPropertySet.hpp>
+
+#include <cppuhelper/weak.hxx>
+#include <tools/diagnose_ex.h>
+
+namespace
+{
+
+}
+
+
+namespace svx
+{
+
+
+    using ::com::sun::star::uno::Reference;
+    using ::com::sun::star::uno::UNO_QUERY_THROW;
+    using ::com::sun::star::uno::Exception;
+    using ::com::sun::star::uno::Any;
+    using ::com::sun::star::beans::PropertyChangeEvent;
+    using ::com::sun::star::beans::XPropertyChangeListener;
+    using ::com::sun::star::lang::EventObject;
+    using ::com::sun::star::beans::XPropertySet;
+
+    PropertyValueProvider::~PropertyValueProvider()
+    {
+    }
+
+    //= PropertyValueProvider
+
+
+    const OUString & PropertyValueProvider::getPropertyName() const
+    {
+        return m_sPropertyName;
+    }
+
+
+    void PropertyValueProvider::getCurrentValue( Any& _out_rValue ) const
+    {
+        Reference< XPropertySet > xContextProps( const_cast< PropertyValueProvider* >( this )->m_rContext, UNO_QUERY_THROW );
+        _out_rValue = xContextProps->getPropertyValue( getPropertyName() );
+    }
+
+    PropertyChangeNotifier::PropertyChangeNotifier( ::cppu::OWeakObject& _rOwner, ::osl::Mutex& _rMutex )
+        :m_rContext( _rOwner )
+        ,m_aPropertyChangeListeners( _rMutex )
+    {
+    }
+
+    PropertyChangeNotifier::~PropertyChangeNotifier()
+    {
+    }
+
+    void PropertyChangeNotifier::registerProvider(const ShapePropertyProviderId _eProperty, std::unique_ptr<PropertyValueProvider> _rProvider)
+    {
+        assert( _rProvider && "NULL factory not allowed." );
+
+        assert( ! m_aProviders[_eProperty] &&
+            "PropertyChangeNotifier::registerProvider: factory for this ID already present!" );
+
+        m_aProviders[ _eProperty ] = std::move(_rProvider);
+    }
+
+    void PropertyChangeNotifier::notifyPropertyChange( const ShapePropertyProviderId _eProperty ) const
+    {
+        auto & provPos = m_aProviders[ _eProperty ];
+        OSL_ENSURE( provPos, "PropertyChangeNotifier::notifyPropertyChange: no factory!" );
+        if (!provPos)
+            return;
+
+        const OUString & sPropertyName( provPos->getPropertyName() );
+
+        ::comphelper::OInterfaceContainerHelper3<XPropertyChangeListener>* pPropListeners = m_aPropertyChangeListeners.getContainer( sPropertyName );
+        ::comphelper::OInterfaceContainerHelper3<XPropertyChangeListener>* pAllListeners = m_aPropertyChangeListeners.getContainer( OUString() );
+        if ( !pPropListeners && !pAllListeners )
+            return;
+
+        try
+        {
+            PropertyChangeEvent aEvent;
+            aEvent.Source = m_rContext;
+            // Handle/OldValue not supported
+            aEvent.PropertyName = provPos->getPropertyName();
+            provPos->getCurrentValue( aEvent.NewValue );
+
+            if ( pPropListeners )
+                pPropListeners->notifyEach( &XPropertyChangeListener::propertyChange, aEvent );
+            if ( pAllListeners )
+                pAllListeners->notifyEach( &XPropertyChangeListener::propertyChange, aEvent );
+        }
+        catch( const Exception& )
+        {
+            DBG_UNHANDLED_EXCEPTION("svx");
+        }
+    }
+
+
+    void PropertyChangeNotifier::addPropertyChangeListener( const OUString& _rPropertyName, const Reference< XPropertyChangeListener >& _rxListener )
+    {
+        m_aPropertyChangeListeners.addInterface( _rPropertyName, _rxListener );
+    }
+
+
+    void PropertyChangeNotifier::removePropertyChangeListener( const OUString& _rPropertyName, const Reference< XPropertyChangeListener >& _rxListener )
+    {
+        m_aPropertyChangeListeners.removeInterface( _rPropertyName, _rxListener );
+    }
+
+
+    void PropertyChangeNotifier::disposing()
+    {
+        EventObject aEvent;
+        aEvent.Source = m_rContext;
+        m_aPropertyChangeListeners.disposeAndClear( aEvent );
+    }
+
+
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */