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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_PRESENTERFRAMEWORKOBSERVER_HXX
+#define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERFRAMEWORKOBSERVER_HXX
+
+#include <com/sun/star/drawing/framework/XConfigurationChangeListener.hpp>
+#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
+#include <cppuhelper/basemutex.hxx>
+#include <cppuhelper/compbase.hxx>
+
+#include <functional>
+
+namespace sdext::presenter {
+
+typedef ::cppu::WeakComponentImplHelper <
+ css::drawing::framework::XConfigurationChangeListener
+ > PresenterFrameworkObserverInterfaceBase;
+
+/** Watch the drawing framework for changes and run callbacks when a certain
+ change takes place.
+*/
+class PresenterFrameworkObserver
+ : private ::cppu::BaseMutex,
+ public PresenterFrameworkObserverInterfaceBase
+{
+public:
+ typedef ::std::function<void (bool)> Action;
+
+ PresenterFrameworkObserver(const PresenterFrameworkObserver&) = delete;
+ PresenterFrameworkObserver& operator=(const PresenterFrameworkObserver&) = delete;
+
+ static void RunOnUpdateEnd (
+ const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
+ const Action& rAction);
+
+ virtual void SAL_CALL disposing() override;
+ virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent) override;
+ virtual void SAL_CALL notifyConfigurationChange (
+ const css::drawing::framework::ConfigurationChangeEvent& rEvent) override;
+
+private:
+ css::uno::Reference<css::drawing::framework::XConfigurationController> mxConfigurationController;
+ Action maAction;
+
+ /** Create a new PresenterFrameworkObserver object.
+ @param rPredicate
+ This functor tests whether the action is to be executed or not.
+ @param rAction
+ The functor to execute when the predicate returns true,
+ e.g. when some resource has been created.
+ */
+ PresenterFrameworkObserver (
+ const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
+ const Action& rAction);
+ virtual ~PresenterFrameworkObserver() override;
+
+ void Shutdown();
+};
+
+} // end of namespace ::sdext::presenter
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */