ff5802f399
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16129 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
155 lines
3.6 KiB
C++
155 lines
3.6 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: timer.cpp
|
|
// Purpose: wxTimer implementation
|
|
// Author: David Webster
|
|
// Modified by:
|
|
// Created: 10/17/99
|
|
// RCS-ID: $Id$
|
|
// Copyright: (c) David Webster
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
// For compilers that support precompilation, includes "wx.h".
|
|
#include "wx/wxprec.h"
|
|
|
|
#include "wx/window.h"
|
|
#include "wx/os2/private.h"
|
|
|
|
#ifndef WX_PRECOMP
|
|
#include "wx/setup.h"
|
|
#include "wx/list.h"
|
|
#include "wx/event.h"
|
|
#include "wx/app.h"
|
|
#endif
|
|
|
|
#include "wx/intl.h"
|
|
#include "wx/log.h"
|
|
|
|
#include "wx/timer.h"
|
|
|
|
#include <time.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <sys/timeb.h>
|
|
// ----------------------------------------------------------------------------
|
|
// private functions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
wxList wxTimerList(wxKEY_INTEGER);
|
|
ULONG wxTimerProc(HWND hwnd, ULONG, int nIdTimer, ULONG);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// macros
|
|
// ----------------------------------------------------------------------------
|
|
|
|
IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxObject)
|
|
|
|
void wxTimer::Init()
|
|
{
|
|
m_ulId = 0;
|
|
}
|
|
|
|
wxTimer::~wxTimer()
|
|
{
|
|
Stop();
|
|
wxTimer::Stop();
|
|
wxTimerList.DeleteObject(this);
|
|
}
|
|
|
|
void wxTimer::Notify()
|
|
{
|
|
//
|
|
// The base class version generates an event if it has owner - which it
|
|
// should because otherwise nobody can process timer events, but it does
|
|
// not use the OS's ID, which OS/2 must have to figure out which timer fired
|
|
//
|
|
wxCHECK_RET( m_owner, _T("wxTimer::Notify() should be overridden.") );
|
|
|
|
wxTimerEvent vEvent( m_ulId
|
|
,m_milli
|
|
);
|
|
|
|
(void)m_owner->ProcessEvent(vEvent);
|
|
} // end of wxTimer::Notify
|
|
|
|
bool wxTimer::Start(
|
|
int nMilliseconds
|
|
, bool bOneShot
|
|
)
|
|
{
|
|
(void)wxTimerBase::Start( nMilliseconds
|
|
,bOneShot
|
|
);
|
|
|
|
wxCHECK_MSG( m_milli > 0L, FALSE, wxT("invalid value for timer") );
|
|
|
|
wxTimerList.DeleteObject(this);
|
|
|
|
//
|
|
// Create a windowless timer
|
|
//
|
|
m_ulId = ::WinStartTimer( m_Hab
|
|
,NULLHANDLE
|
|
,0
|
|
,(ULONG)nMilliseconds
|
|
);
|
|
if (m_ulId > 0L)
|
|
{
|
|
wxTimerList.Append( m_ulId
|
|
,this
|
|
);
|
|
return(TRUE);
|
|
}
|
|
else
|
|
{
|
|
wxLogSysError(_("Couldn't create a timer"));
|
|
|
|
return(FALSE);
|
|
}
|
|
}
|
|
|
|
void wxTimer::Stop()
|
|
{
|
|
if ( m_ulId )
|
|
{
|
|
::WinStopTimer(m_Hab, NULL, m_ulId);
|
|
wxTimerList.DeleteObject(this);
|
|
}
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// private functions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void wxProcessTimer(
|
|
wxTimer& rTimer
|
|
)
|
|
{
|
|
//
|
|
// Avoid to process spurious timer events
|
|
//
|
|
if (rTimer.m_ulId == 0L)
|
|
return;
|
|
|
|
if (rTimer.IsOneShot())
|
|
rTimer.Stop();
|
|
|
|
rTimer.Notify();
|
|
}
|
|
|
|
ULONG wxTimerProc(
|
|
HWND WXUNUSED(hwnd)
|
|
, ULONG
|
|
, int nIdTimer
|
|
, ULONG
|
|
)
|
|
{
|
|
wxNode* pNode = wxTimerList.Find((ULONG)nIdTimer);
|
|
|
|
wxCHECK_MSG(pNode, 0, wxT("bogus timer id in wxTimerProc") );
|
|
|
|
wxProcessTimer(*(wxTimer *)pNode->Data());
|
|
return 0;
|
|
}
|
|
|