/*
**  ClanLib SDK
**  Copyright (c) 1997-2005 The ClanLib Team
**
**  This software is provided 'as-is', without any express or implied
**  warranty.  In no event will the authors be held liable for any damages
**  arising from the use of this software.
**
**  Permission is granted to anyone to use this software for any purpose,
**  including commercial applications, and to alter it and redistribute it
**  freely, subject to the following restrictions:
**
**  1. The origin of this software must not be misrepresented; you must not
**     claim that you wrote the original software. If you use this software
**     in a product, an acknowledgment in the product documentation would be
**     appreciated but is not required.
**  2. Altered source versions must be plainly marked as such, and must not be
**     misrepresented as being the original software.
**  3. This notice may not be removed or altered from any source distribution.
**
**  Note: Some of the libraries ClanLib may link to may have additional
**  requirements or restrictions.
**
**  File Author(s):
**
**    Magnus Norddahl
**    (if your name is missing here, please add it)
*/

#ifndef header_event_trigger_generic
#define header_event_trigger_generic

#if _MSC_VER > 1000
#pragma once
#endif

class CL_EventListener;

class CL_EventTrigger_Generic
{
//! Construction:
public:
	CL_EventTrigger_Generic();

	virtual ~CL_EventTrigger_Generic();

//! Attributes:
public:
	virtual bool get_flag() const=0;

//! Operations:
public:
	//: Reset trigger flag.
	virtual void reset() const=0;

	//: Raise trigger flag.
	virtual void set_flag()=0;

	//: Wait until one of the event triggers. The timeout is in milliseconds.
	//return: true if the event triggered, false if it timed out.
	virtual bool wait(int timeout = -1) const=0;

//! Implementation:
private:
};

#endif
