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