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/* -*- 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.
*
************************************************************************/
#ifndef SDEXT_PRESENTER_PRESENTER_FRAMEWORK_OBSERVER_HXX
#define SDEXT_PRESENTER_PRESENTER_FRAMEWORK_OBSERVER_HXX
#include <com/sun/star/drawing/framework/XConfigurationChangeListener.hpp>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <cppuhelper/basemutex.hxx>
#include <cppuhelper/compbase1.hxx>
#include <boost/function.hpp>
#include <boost/noncopyable.hpp>
namespace css = ::com::sun::star;
namespace sdext { namespace presenter {
typedef ::cppu::WeakComponentImplHelper1 <
::com::sun::star::drawing::framework::XConfigurationChangeListener
> PresenterFrameworkObserverInterfaceBase;
/** Watch the drawing framework for changes and run callbacks when a certain
change takes place.
*/
class PresenterFrameworkObserver
: private ::boost::noncopyable,
private ::cppu::BaseMutex,
public PresenterFrameworkObserverInterfaceBase
{
public:
typedef ::boost::function<bool(void)> Predicate;
typedef ::boost::function<void(bool)> Action;
static void RunOnUpdateEnd (
const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
const Action& rAction);
virtual void SAL_CALL disposing (void);
virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent)
throw (css::uno::RuntimeException);
virtual void SAL_CALL notifyConfigurationChange (
const css::drawing::framework::ConfigurationChangeEvent& rEvent)
throw (css::uno::RuntimeException);
private:
::rtl::OUString msEventType;
::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 ::rtl::OUString& rsEventName,
const Predicate& rPredicate,
const Action& rAction);
virtual ~PresenterFrameworkObserver (void);
void Shutdown (void);
/** Predicate that returns true when the specified resource is active
with respect to the given configuration controller.
*/
static bool HasResource (
const css::uno::Reference<css::drawing::framework::XConfigurationController>&rxController,
const css::uno::Reference<css::drawing::framework::XResourceId>& rxResourceId);
/** Predicate that always returns true.
*/
static bool True (void);
/** Predicate that always returns false.
*/
static bool False (void);
};
} } // end of namespace ::sdext::presenter
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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