115 lines
3.1 KiB
C++
115 lines
3.1 KiB
C++
/* -*- 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_SVX_SOURCE_INC_EVENTHANDLER_HXX
|
|
#define INCLUDED_SVX_SOURCE_INC_EVENTHANDLER_HXX
|
|
|
|
#include <sal/types.h>
|
|
|
|
#include <vector>
|
|
#include <vcl/timer.hxx>
|
|
#include <vcl/idle.hxx>
|
|
|
|
namespace sdr
|
|
{
|
|
namespace event
|
|
{
|
|
class BaseEvent;
|
|
class EventHandler;
|
|
|
|
typedef ::std::vector< BaseEvent* > BaseEventVector;
|
|
} // end of namespace event
|
|
} // end of namespace sdr
|
|
|
|
namespace sdr
|
|
{
|
|
namespace event
|
|
{
|
|
class BaseEvent
|
|
{
|
|
// the EventHandler this event is registered at
|
|
EventHandler& mrEventHandler;
|
|
|
|
public:
|
|
BaseEvent(EventHandler& rEventHandler);
|
|
|
|
virtual ~BaseEvent();
|
|
|
|
// the called method if the event is triggered
|
|
virtual void ExecuteEvent() = 0;
|
|
};
|
|
} // end of namespace event
|
|
} // end of namespace sdr
|
|
|
|
namespace sdr
|
|
{
|
|
namespace event
|
|
{
|
|
class EventHandler
|
|
{
|
|
BaseEventVector maVector;
|
|
|
|
// to allow BaseEvents to use the add/remove functionality
|
|
friend class BaseEvent;
|
|
|
|
// methods to add/remove events. These are private since
|
|
// they are used from BaseEvent only.
|
|
void AddEvent(BaseEvent& rBaseEvent);
|
|
void RemoveEvent(BaseEvent& rBaseEvent);
|
|
|
|
// access to a event, 0L when no more events
|
|
BaseEvent* GetEvent();
|
|
|
|
public:
|
|
EventHandler();
|
|
|
|
virtual ~EventHandler();
|
|
|
|
// Trigger and consume the events
|
|
void ExecuteEvents();
|
|
|
|
bool IsEmpty() const;
|
|
};
|
|
} // end of namespace event
|
|
} // end of namespace sdr
|
|
|
|
namespace sdr
|
|
{
|
|
namespace event
|
|
{
|
|
class TimerEventHandler : public EventHandler, public Idle
|
|
{
|
|
public:
|
|
TimerEventHandler(SchedulerPriority ePriority = SchedulerPriority::HIGH);
|
|
|
|
virtual ~TimerEventHandler();
|
|
|
|
// The timer when it is triggered; from class Timer
|
|
virtual void Invoke() SAL_OVERRIDE;
|
|
|
|
// reset the timer
|
|
void Restart();
|
|
};
|
|
} // end of namespace event
|
|
} // end of namespace sdr
|
|
|
|
#endif // INCLUDED_SVX_SOURCE_INC_EVENTHANDLER_HXX
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|