+/////////////////////////////////////////////////////////////////////////////
+// Name: wx/timer.h
+// Purpose: wxTimer, wxStopWatch and global time-related functions
+// Author: Julian Smart (wxTimer), Sylvain Bougnoux (wxStopWatch)
+// Modified by: Vadim Zeitlin (wxTimerBase)
+// Guillermo Rodriguez (global clean up)
+// Created: 04/01/98
+// RCS-ID: $Id$
+// Copyright: (c) wxWindows team
+// Licence: wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
#ifndef _WX_TIMER_H_BASE_
#define _WX_TIMER_H_BASE_
+#ifdef __GNUG__
+ #pragma interface "timerbase.h"
+#endif
+
+#include "wx/setup.h"
+#include "wx/object.h"
+#include "wx/longlong.h"
+#include "wx/event.h"
+
+// ----------------------------------------------------------------------------
+// wxTimer
+// ----------------------------------------------------------------------------
+
+// the interface of wxTimer class
+class WXDLLEXPORT wxTimerBase : public wxObject
+{
+public:
+ // ctors and initializers
+ // ----------------------
+
+ // default: if you don't call SetOwner(), your only chance to get timer
+ // notifications is to override Notify() in the derived class
+ wxTimerBase() { Init(); SetOwner(NULL); }
+
+ // ctor which allows to avoid having to override Notify() in the derived
+ // class: the owner will get timer notifications which can be handled with
+ // EVT_TIMER
+ wxTimerBase(wxEvtHandler *owner, int id = -1)
+ { Init(); SetOwner(owner, -1); }
+
+ // same as ctor above
+ void SetOwner(wxEvtHandler *owner, int id = -1)
+ { m_owner = owner; m_idTimer = id; }
+
+ // working with the timer
+ // ----------------------
+
+ // start the timer: if milliseconds == -1, use the same value as for the
+ // last Start()
+ virtual bool Start(int milliseconds = -1, bool oneShot = FALSE)
+ {
+ if ( milliseconds != -1 )
+ {
+ m_milli = milliseconds;
+ }
+
+ m_oneShot = oneShot;
+
+ return TRUE;
+ }
+
+
+ // stop the timer
+ virtual void Stop() = 0;
+
+ // override this in your wxTimer-derived class if you want to process timer
+ // messages in it, use non default ctor or SetOwner() otherwise
+ virtual void Notify();
+
+ // getting info
+ // ------------
+
+ // return TRUE if the timer is running
+ virtual bool IsRunning() const = 0;
+
+ // get the (last) timer interval in the milliseconds
+ int GetInterval() const { return m_milli; }
+
+ // return TRUE if the timer is one shot
+ bool IsOneShot() const { return m_oneShot; }
+
+#if WXWIN_COMPATIBILITY_2
+ // deprecated functions
+ int Interval() const { return GetInterval(); };
+ bool OneShot() const { return IsOneShot(); }
+#endif // WXWIN_COMPATIBILITY_2
+
+protected:
+ // common part of all ctors
+ void Init() { m_oneShot = FALSE; m_milli = 0; }
+
+ wxEvtHandler *m_owner;
+ int m_idTimer;
+
+ int m_milli; // the timer interval
+ bool m_oneShot; // TRUE if one shot
+};
+
+// ----------------------------------------------------------------------------
+// wxTimer itself
+// ----------------------------------------------------------------------------
+
#if defined(__WXMSW__)
-#include "wx/msw/timer.h"
+ #include "wx/msw/timer.h"
#elif defined(__WXMOTIF__)
-#include "wx/motif/timer.h"
+ #include "wx/motif/timer.h"
#elif defined(__WXGTK__)
-#include "wx/gtk/timer.h"
+ #include "wx/gtk/timer.h"
#elif defined(__WXQT__)
-#include "wx/qt/timer.h"
+ #include "wx/qt/timer.h"
#elif defined(__WXMAC__)
-#include "wx/mac/timer.h"
+ #include "wx/mac/timer.h"
#elif defined(__WXPM__)
-#include "wx/os2/timer.h"
+ #include "wx/os2/timer.h"
#elif defined(__WXSTUBS__)
-#include "wx/stubs/timer.h"
+ #include "wx/stubs/timer.h"
#endif
-class WXDLLEXPORT wxChrono
+// ----------------------------------------------------------------------------
+// wxTimerEvent
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxTimerEvent : public wxEvent
{
-public:
- wxChrono();
-
- void Start(long t=0);
- void Pause();
- void Resume();
+public:
+ wxTimerEvent(int id = 0, int interval = 0) : wxEvent(id)
+ {
+ m_eventType = wxEVT_TIMER;
+
+ m_interval = interval;
+ }
- long Time();
+ // accessors
+ int GetInterval() const { return m_interval; }
private:
- long m_t0;
- long m_pause;
+ int m_interval;
+
+ DECLARE_DYNAMIC_CLASS(wxTimerEvent)
};
-// Timer functions (milliseconds)
+typedef void (wxEvtHandler::*wxTimerEventFunction)(wxTimerEvent&);
+
+#define EVT_TIMER(id, func) { wxEVT_TIMER, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTimerEventFunction) & func, NULL},
+
+// ----------------------------------------------------------------------------
+// wxStopWatch: measure time intervals with up to 1ms resolution
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxStopWatch
+{
+public:
+ // ctor starts the stop watch
+ wxStopWatch() { Start(); }
+ void Start(long t = 0);
+ inline void Pause() { m_pause = GetElapsedTime(); }
+ inline void Resume() { Start(m_pause); }
+
+ // get elapsed time since the last Start() or Pause() in milliseconds
+ long Time() const;
+
+protected:
+ // returns the elapsed time since t0
+ long GetElapsedTime() const;
+
+private:
+ wxLongLong m_t0; // the time of the last Start()
+ long m_pause; // the time of the last Pause() or 0
+};
+
+
+// Starts a global timer
+// -- DEPRECATED: use wxStopWatch instead
void WXDLLEXPORT wxStartTimer();
-// Gets time since last wxStartTimer or wxGetElapsedTime
+// Gets elapsed milliseconds since last wxStartTimer or wxGetElapsedTime
+// -- DEPRECATED: use wxStopWatch instead
long WXDLLEXPORT wxGetElapsedTime(bool resetTimer = TRUE);
-// EXPERIMENTAL: comment this out if it doesn't compile.
-bool WXDLLEXPORT wxGetLocalTime(long *timeZone, int *dstObserved);
+// ----------------------------------------------------------------------------
+// global time functions
+// ----------------------------------------------------------------------------
+
+// Get number of seconds since local time 00:00:00 Jan 1st 1970.
+long WXDLLEXPORT wxGetLocalTime();
-// Get number of seconds since 00:00:00 GMT, Jan 1st 1970.
-long WXDLLEXPORT wxGetCurrentTime();
+// Get number of seconds since GMT 00:00:00, Jan 1st 1970.
+long WXDLLEXPORT wxGetUTCTime();
-// Get number of milliseconds since 00:00:00 GMT, Jan 1st 1970.
-long WXDLLEXPORT wxGetCurrentMTime();
+#define wxGetCurrentTime() wxGetLocalTime()
#endif
// _WX_TIMER_H_BASE_
projects / wxWidgets.git / blobdiff