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+/* -*- 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 .
+ */
+
+#ifndef INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERCURRENTSLIDEOBSERVER_HXX
+#define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERCURRENTSLIDEOBSERVER_HXX
+
+#include "PresenterController.hxx"
+#include <com/sun/star/presentation/XSlideShowController.hpp>
+#include <cppuhelper/compbase.hxx>
+#include <cppuhelper/basemutex.hxx>
+#include <rtl/ref.hxx>
+
+namespace sdext::presenter {
+
+typedef ::cppu::WeakComponentImplHelper <
+ css::presentation::XSlideShowListener
+> PresenterCurrentSlideObserverInterfaceBase;
+
+/** Check periodically the slide show controller and the
+ frame::XController whether the current slide has changed. If so,
+ then inform the presenter controller about it.
+
+ Objects of this class have their own lifetime control and destroy
+ themselves when the presenter controller is disposed.
+*/
+class PresenterCurrentSlideObserver
+ : protected ::cppu::BaseMutex,
+ public PresenterCurrentSlideObserverInterfaceBase
+{
+public:
+ PresenterCurrentSlideObserver (
+ ::rtl::Reference<PresenterController> xPresenterController,
+ const css::uno::Reference<css::presentation::XSlideShowController>& rxSlideShowController);
+ virtual ~PresenterCurrentSlideObserver() override;
+
+ virtual void SAL_CALL disposing() override;
+
+ // XSlideShowListener
+ virtual void SAL_CALL paused( ) override;
+ virtual void SAL_CALL resumed( ) override;
+ virtual void SAL_CALL slideTransitionStarted( ) override;
+ virtual void SAL_CALL slideTransitionEnded( ) override;
+ virtual void SAL_CALL slideAnimationsEnded( ) override;
+ virtual void SAL_CALL slideEnded(sal_Bool bReverse) override;
+ virtual void SAL_CALL hyperLinkClicked( const OUString& hyperLink ) override;
+
+ // XAnimationListener
+ virtual void SAL_CALL beginEvent( const css::uno::Reference< css::animations::XAnimationNode >& Node ) override;
+ virtual void SAL_CALL endEvent( const css::uno::Reference< css::animations::XAnimationNode >& Node ) override;
+ virtual void SAL_CALL repeat( const css::uno::Reference< css::animations::XAnimationNode >& Node, ::sal_Int32 Repeat ) override;
+
+ // XEventListener
+ virtual void SAL_CALL disposing (
+ const css::lang::EventObject& rEvent) override;
+
+private:
+ ::rtl::Reference<PresenterController> mpPresenterController;
+ css::uno::Reference<css::presentation::XSlideShowController> mxSlideShowController;
+};
+
+} // end of namespace ::sdext::presenter
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */