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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 .
+ */
+
+#include <utility>
+
+#include "PresenterCurrentSlideObserver.hxx"
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+
+namespace sdext::presenter {
+
+//===== PresenterCurrentSlideObserver =========================================
+
+PresenterCurrentSlideObserver::PresenterCurrentSlideObserver (
+ ::rtl::Reference<PresenterController> xPresenterController,
+ const Reference<presentation::XSlideShowController>& rxSlideShowController)
+ : PresenterCurrentSlideObserverInterfaceBase(m_aMutex),
+ mpPresenterController(std::move(xPresenterController)),
+ mxSlideShowController(rxSlideShowController)
+{
+ if( mpPresenterController.is() )
+ {
+ mpPresenterController->addEventListener(this);
+ }
+
+ if( mxSlideShowController.is() )
+ {
+ // Listen for events from the slide show controller.
+ mxSlideShowController->addSlideShowListener(static_cast<XSlideShowListener*>(this));
+ }
+}
+
+PresenterCurrentSlideObserver::~PresenterCurrentSlideObserver()
+{
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::disposing()
+{
+ // Disconnect form the slide show controller.
+ if(mxSlideShowController.is())
+ {
+ mxSlideShowController->removeSlideShowListener(static_cast<XSlideShowListener*>(this));
+ mxSlideShowController = nullptr;
+ }
+
+ if (mpPresenterController.is())
+ mpPresenterController->removeEventListener(this);
+}
+
+//----- XSlideShowListener ----------------------------------------------------
+
+void SAL_CALL PresenterCurrentSlideObserver::beginEvent (
+ const Reference<animations::XAnimationNode>&)
+{}
+
+void SAL_CALL PresenterCurrentSlideObserver::endEvent (
+ const Reference<animations::XAnimationNode>&)
+{}
+
+void SAL_CALL PresenterCurrentSlideObserver::repeat (
+ const css::uno::Reference<css::animations::XAnimationNode>&,
+ sal_Int32)
+{}
+
+void SAL_CALL PresenterCurrentSlideObserver::paused()
+{
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::resumed()
+{
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::slideEnded (sal_Bool bReverse)
+{
+ // Determine whether the new current slide (the one after the one that
+ // just ended) is the slide past the last slide in the presentation,
+ // i.e. the one that says something like "click to end presentation...".
+ if (mxSlideShowController.is() && !bReverse)
+ if (mxSlideShowController->getNextSlideIndex() < 0)
+ if( mpPresenterController.is() )
+ mpPresenterController->UpdateCurrentSlide(+1);
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::hyperLinkClicked (const OUString &)
+{
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::slideTransitionStarted()
+{
+ if( mpPresenterController.is() )
+ mpPresenterController->UpdateCurrentSlide(0);
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::slideTransitionEnded()
+{
+}
+
+void SAL_CALL PresenterCurrentSlideObserver::slideAnimationsEnded()
+{
+}
+
+//----- XEventListener --------------------------------------------------------
+
+void SAL_CALL PresenterCurrentSlideObserver::disposing (
+ const lang::EventObject& rEvent)
+{
+ if (rEvent.Source == Reference<XInterface>(static_cast<XWeak*>(mpPresenterController.get())))
+ dispose();
+ else if (rEvent.Source == mxSlideShowController)
+ mxSlideShowController = nullptr;
+}
+
+} // end of namespace ::sdext::presenter
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */