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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 { namespace 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<bool ()> Predicate;
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)
throw (css::uno::RuntimeException, std::exception) override;
virtual void SAL_CALL notifyConfigurationChange (
const css::drawing::framework::ConfigurationChangeEvent& rEvent)
throw (css::uno::RuntimeException, std::exception) override;
private:
css::uno::Reference<css::drawing::framework::XConfigurationController> mxConfigurationController;
Predicate maPredicate;
Action maAction;
/** Create a new PresenterFrameworkObserver object.
@param rsEventName
An event name other than ConfigurationUpdateEnd. When the
observer shall only listen for ConfigurationUpdateEnd then pass
an empty name.
@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 OUString& rsEventName,
const Predicate& rPredicate,
const Action& rAction);
virtual ~PresenterFrameworkObserver() override;
void Shutdown();
/** Predicate that always returns true.
*/
static bool True();
};
} } // end of namespace ::sdext::presenter
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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