1 files changed, 136 insertions, 0 deletions
diff --git a/chart2/source/tools/ModifyListenerCallBack.cxx b/chart2/source/tools/ModifyListenerCallBack.cxx
new file mode 100644
index 000000000000..df3c81ce36e7
--- /dev/null
+++ b/chart2/source/tools/ModifyListenerCallBack.cxx
@@ -0,0 +1,136 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_chart2.hxx"
+
+#include "ModifyListenerCallBack.hxx"
+#include "MutexContainer.hxx"
+#include <cppuhelper/compbase1.hxx>
+
+using namespace ::com::sun::star;
+using ::com::sun::star::uno::Reference;
+
+namespace chart {
+
+typedef ::cppu::WeakComponentImplHelper1<
+        ::com::sun::star::util::XModifyListener >
+    ModifyListenerCallBack_Base;
+
+class ModifyListenerCallBack_impl
+    : public ::chart::MutexContainer
+    , public ModifyListenerCallBack_Base
+{
+public:
+    explicit ModifyListenerCallBack_impl( const Link& rCallBack );
+    virtual ~ModifyListenerCallBack_impl();
+
+    void startListening( const Reference< util::XModifyBroadcaster >& xBroadcaster );
+    void stopListening();
+
+    //XModifyListener
+    virtual void SAL_CALL modified( const lang::EventObject& aEvent ) throw (uno::RuntimeException);
+
+    //XEventListener
+    virtual void SAL_CALL disposing( const lang::EventObject& Source ) throw (uno::RuntimeException);
+
+    using ::cppu::WeakComponentImplHelperBase::disposing;
+
+private:
+    Link m_aLink;//will be callef on modify
+    Reference< util::XModifyBroadcaster > m_xBroadcaster;//broadcaster to listen at
+};
+
+
+ModifyListenerCallBack_impl::ModifyListenerCallBack_impl( const Link& rCallBack )
+                        : ModifyListenerCallBack_Base( m_aMutex )
+                        , m_aLink( rCallBack )
+                        , m_xBroadcaster(0)
+{
+}
+
+ModifyListenerCallBack_impl::~ModifyListenerCallBack_impl()
+{
+}
+
+//XModifyListener
+void SAL_CALL ModifyListenerCallBack_impl::modified( const lang::EventObject& /*aEvent*/ ) throw (uno::RuntimeException)
+{
+    m_aLink.Call(0);
+}
+
+//XEventListener
+void SAL_CALL ModifyListenerCallBack_impl::disposing( const lang::EventObject& /*Source*/ ) throw (uno::RuntimeException)
+{
+    m_xBroadcaster.clear();
+}
+
+void ModifyListenerCallBack_impl::startListening( const ::com::sun::star::uno::Reference< ::com::sun::star::util::XModifyBroadcaster >& xBroadcaster )
+{
+    if( m_xBroadcaster == xBroadcaster )
+        return;
+
+    stopListening();
+    m_xBroadcaster = xBroadcaster;
+    if( m_xBroadcaster.is() )
+        m_xBroadcaster->addModifyListener( this );
+}
+void ModifyListenerCallBack_impl::stopListening()
+{
+    if( m_xBroadcaster.is() )
+    {
+        m_xBroadcaster->removeModifyListener( this );
+        m_xBroadcaster.clear();
+    }
+}
+
+//-------------------------------------------
+
+ModifyListenerCallBack::ModifyListenerCallBack( const Link& rCallBack )
+                        : pModifyListener_impl( new ModifyListenerCallBack_impl(rCallBack) )
+                        , m_xModifyListener( pModifyListener_impl )
+{
+}
+
+ModifyListenerCallBack::~ModifyListenerCallBack()
+{
+    stopListening();
+}
+
+void ModifyListenerCallBack::startListening( const ::com::sun::star::uno::Reference< ::com::sun::star::util::XModifyBroadcaster >& xBroadcaster )
+{
+    pModifyListener_impl->startListening( xBroadcaster );
+}
+void ModifyListenerCallBack::stopListening()
+{
+    pModifyListener_impl->stopListening();
+}
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */