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/////////////////////////////////////////////////////////////////////////////
// Name: wx/private/timer.h
// Purpose: Base class for wxTimer implementations
// Author: Lukasz Michalski <lmichalski@sf.net>
// Created: 31.10.2006
// Copyright: (c) 2006-2007 wxWidgets dev team
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_TIMERIMPL_H_BASE_
#define _WX_TIMERIMPL_H_BASE_
#include "wx/defs.h"
#include "wx/event.h"
#include "wx/timer.h"
// ----------------------------------------------------------------------------
// wxTimerImpl: abstract base class for wxTimer implementations
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxTimerImpl
{
public:
// default ctor, SetOwner() must be called after it (wxTimer does it)
wxTimerImpl(wxTimer *owner);
// this must be called initially but may be also called later
void SetOwner(wxEvtHandler *owner, int timerid);
// empty but virtual base class dtor, the caller is responsible for
// stopping the timer before it's destroyed (it can't be done from here as
// it's too late)
virtual ~wxTimerImpl() { }
// start the timer. When overriding call base version first.
virtual bool Start(int milliseconds = -1, bool oneShot = false);
// stop the timer, only called if the timer is really running (unlike
// wxTimer::Stop())
virtual void Stop() = 0;
// return true if the timer is running
virtual bool IsRunning() const = 0;
// this should be called by the port-specific code when the timer expires
virtual void Notify() { m_timer->Notify(); }
// the default implementation of wxTimer::Notify(): generate a wxEVT_TIMER
void SendEvent();
// accessors for wxTimer:
wxEvtHandler *GetOwner() const { return m_owner; }
int GetId() const { return m_idTimer; }
int GetInterval() const { return m_milli; }
bool IsOneShot() const { return m_oneShot; }
protected:
wxTimer *m_timer;
wxEvtHandler *m_owner;
int m_idTimer; // id passed to wxTimerEvent
int m_milli; // the timer interval
bool m_oneShot; // true if one shot
wxDECLARE_NO_COPY_CLASS(wxTimerImpl);
};
#endif // _WX_TIMERIMPL_H_BASE_
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