/////////////////////////////////////////////////////////////////////////////
// Name: timer.cpp
// Purpose: wxTimer implementation
-// Author: AUTHOR
+// Author: Stefan Csomor
// Modified by:
-// Created: ??/??/98
+// Created: 1998-01-01
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Copyright: (c) Stefan Csomor
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "timer.h"
#endif
+#include "wx/wxprec.h"
+
#include "wx/timer.h"
-IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxObject)
+#if !USE_SHARED_LIBRARY
+IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxEvtHandler)
+#endif
+
+#ifdef __WXMAC__
+#include "wx/mac/private.h"
+#endif
+#ifndef __DARWIN__
+#include <Timer.h>
+#endif
+
+#include "wx/dynarray.h"
+
+#define wxMAC_USE_CARBON_TIMER 1
+
+#if wxMAC_USE_CARBON_TIMER
+
+typedef struct MacTimerInfo
+{
+ wxTimer* m_timer ;
+ EventLoopTimerUPP m_proc ;
+ EventLoopTimerRef m_timerRef ;
+} ;
+
+static pascal void wxProcessTimer( EventLoopTimerRef theTimer , void *data ) ;
+static pascal void wxProcessTimer( EventLoopTimerRef theTimer , void *data )
+{
+ if ( !data )
+ return ;
+
+ wxTimer* timer = (wxTimer*) data ;
+
+ if ( timer->IsOneShot() )
+ timer->Stop() ;
+
+ timer->Notify();
+}
-wxTimer::wxTimer()
+void wxTimer::Init()
{
- m_milli = 0 ;
- m_id = 0;
- m_oneShot = FALSE;
+ m_info = new MacTimerInfo() ;
+ m_info->m_timer = this ;
+ m_info->m_proc = NULL ;
+ m_info->m_timerRef = kInvalidID ;
+}
+
+bool wxTimer::IsRunning() const
+{
+ return ( m_info->m_timerRef != kInvalidID ) ;
}
wxTimer::~wxTimer()
{
Stop();
+ if (m_info != NULL) {
+ delete m_info ;
+ m_info = NULL ;
+ }
}
bool wxTimer::Start(int milliseconds,bool mode)
{
- m_oneShot = mode ;
- if (milliseconds <= 0)
- return FALSE;
+ (void)wxTimerBase::Start(milliseconds, mode);
- m_milli = milliseconds;
+ wxCHECK_MSG( m_milli > 0, FALSE, wxT("invalid value for timer timeout") );
+ wxCHECK_MSG( m_info->m_timerRef == NULL , FALSE, wxT("attempting to restart a timer") );
- // TODO: set the timer going.
- return FALSE;
+ m_info->m_timer = this ;
+ m_info->m_proc = NewEventLoopTimerUPP( &wxProcessTimer);
+ verify_noerr( InstallEventLoopTimer (
+ GetMainEventLoop() ,
+ m_milli*kEventDurationMillisecond,
+ IsOneShot() ? 0 : m_milli*kEventDurationMillisecond ,
+ m_info->m_proc,
+ this,
+ &m_info->m_timerRef) ) ;
+ return TRUE;
}
void wxTimer::Stop()
{
- m_id = 0 ;
- m_milli = 0 ;
+ if (m_info->m_timerRef)
+ RemoveEventLoopTimer( m_info->m_timerRef ) ;
+ if (m_info->m_proc)
+ DisposeEventLoopTimerUPP(m_info->m_proc) ;
+ m_info->m_proc = NULL ;
+ m_info->m_timerRef = kInvalidID ;
}
+#else
+
+typedef struct MacTimerInfo
+{
+ TMTask m_task;
+ wxMacNotifierTableRef m_table ;
+ wxTimer* m_timer ;
+} ;
+
+static void wxProcessTimer( unsigned long event , void *data ) ;
+
+static pascal void MacTimerProc( TMTask * t )
+{
+ MacTimerInfo * tm = (MacTimerInfo*) t ;
+ wxMacAddEvent( tm->m_table , wxProcessTimer, 0 , (void*) tm->m_timer , TRUE ) ;
+}
+
+// we need this array to track timers that are being deleted within the Notify procedure
+// adding the timer before the Notify call and checking after whether it still is in there
+// as the destructor would have removed it from the array
+
+wxArrayPtrVoid gTimersInProcess ;
+
+static void wxProcessTimer( unsigned long event , void *data )
+{
+ if ( !data )
+ return ;
+
+ wxTimer* timer = (wxTimer*) data ;
+
+ if ( timer->IsOneShot() )
+ timer->Stop() ;
+
+ gTimersInProcess.Add( timer ) ;
+
+ timer->Notify();
+
+ int index = gTimersInProcess.Index( timer ) ;
+
+ if ( index != wxNOT_FOUND )
+ {
+ gTimersInProcess.RemoveAt( index ) ;
+
+ if ( !timer->IsOneShot() && timer->m_info->m_task.tmAddr )
+ {
+ PrimeTime( (QElemPtr) &timer->m_info->m_task , timer->GetInterval() ) ;
+ }
+
+ }
+}
+
+void wxTimer::Init()
+{
+ m_info = new MacTimerInfo() ;
+ m_info->m_task.tmAddr = NULL ;
+ m_info->m_task.tmWakeUp = 0 ;
+ m_info->m_task.tmReserved = 0 ;
+ m_info->m_task.qType = 0 ;
+ m_info->m_table = wxMacGetNotifierTable() ;
+ m_info->m_timer = this ;
+}
+
+bool wxTimer::IsRunning() const
+{
+ // as the qType may already indicate it is elapsed, but it
+ // was not handled internally yet
+ return ( m_info->m_task.tmAddr != NULL ) ;
+}
+
+wxTimer::~wxTimer()
+{
+ Stop();
+ if (m_info != NULL) {
+ delete m_info ;
+ m_info = NULL ;
+ }
+ int index = gTimersInProcess.Index( this ) ;
+ if ( index != wxNOT_FOUND )
+ gTimersInProcess.RemoveAt( index ) ;
+}
+
+bool wxTimer::Start(int milliseconds,bool mode)
+{
+ (void)wxTimerBase::Start(milliseconds, mode);
+
+ wxCHECK_MSG( m_milli > 0, FALSE, wxT("invalid value for timer timeout") );
+ wxCHECK_MSG( m_info->m_task.tmAddr == NULL , FALSE, wxT("attempting to restart a timer") );
+
+ m_info->m_task.tmAddr = NewTimerUPP( MacTimerProc ) ;
+ m_info->m_task.tmWakeUp = 0 ;
+ m_info->m_task.tmReserved = 0 ;
+ m_info->m_task.qType = 0 ;
+ m_info->m_timer = this ;
+ InsXTime((QElemPtr) &m_info->m_task ) ;
+ PrimeTime( (QElemPtr) &m_info->m_task , m_milli ) ;
+ return TRUE;
+}
+
+void wxTimer::Stop()
+{
+ if ( m_info->m_task.tmAddr )
+ {
+ RmvTime( (QElemPtr) &m_info->m_task ) ;
+ DisposeTimerUPP(m_info->m_task.tmAddr) ;
+ m_info->m_task.tmAddr = NULL ;
+ }
+ wxMacRemoveAllNotifiersForData( wxMacGetNotifierTable() , this ) ;
+}
+
+#endif
+
projects / wxWidgets.git / blobdiff