/////////////////////////////////////////////////////////////////////////////
-// Name: timer.cpp
+// Name: sec/mac/carbon/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__
-#pragma implementation "timer.h"
-#endif
+#include "wx/wxprec.h"
-#include "wx/timer.h"
+#if wxUSE_TIMER
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxObject)
+#ifndef WX_PRECOMP
+ #include "wx/dynarray.h"
#endif
+#include "wx/timer.h"
+
#ifdef __WXMAC__
-#include "wx/mac/private.h"
+ #include "wx/mac/private.h"
#endif
+
#ifndef __DARWIN__
-#include <Timer.h>
+ #include <Timer.h>
#endif
-#include "wx/dynarray.h"
+IMPLEMENT_ABSTRACT_CLASS(wxTimer, wxEvtHandler)
+
+#define wxMAC_USE_CARBON_TIMER 1
+
+#if wxMAC_USE_CARBON_TIMER
+
+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 == NULL )
+ return;
+
+ wxTimer* timer = (wxTimer*)data;
+
+ if ( timer->IsOneShot() )
+ timer->Stop();
+
+ timer->Notify();
+}
+
+void wxTimer::Init()
+{
+ 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 )
+{
+ (void)wxTimerBase::Start(milliseconds, mode);
+
+ 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") );
+
+ m_info->m_timer = this;
+ m_info->m_proc = NewEventLoopTimerUPP( &wxProcessTimer );
+
+ OSStatus err = InstallEventLoopTimer(
+ GetMainEventLoop(),
+ m_milli*kEventDurationMillisecond,
+ IsOneShot() ? 0 : m_milli * kEventDurationMillisecond,
+ m_info->m_proc,
+ this,
+ &m_info->m_timerRef );
+ verify_noerr( err );
+
+ return true;
+}
+
+void wxTimer::Stop()
+{
+ 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 ;
-} ;
+ wxMacNotifierTableRef m_table;
+ wxTimer* m_timer;
+};
-static void wxProcessTimer( unsigned long event , void *data ) ;
+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 ) ;
+ MacTimerInfo * tm = (MacTimerInfo*) t;
+ wxMacAddEvent( tm->m_table, wxProcessTimer, 0, (void*) tm->m_timer, true );
}
-wxArrayPtrVoid gTimersInProcess ;
+// 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
-static void wxProcessTimer( unsigned long event , void *data )
+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 ) ;
-
+ if ( data == NULL )
+ return;
+
+ wxTimer* timer = (wxTimer*) data;
+ if ( timer->IsOneShot() )
+ timer->Stop();
+
+ gTimersInProcess.Add( timer );
timer->Notify();
- int index = gTimersInProcess.Index( timer ) ;
-
+ int index = gTimersInProcess.Index( timer );
if ( index != wxNOT_FOUND )
{
- gTimersInProcess.RemoveAt( index ) ;
-
+ gTimersInProcess.RemoveAt( index );
+
if ( !timer->IsOneShot() && timer->m_info->m_task.tmAddr )
- {
- PrimeTime( (QElemPtr) &timer->m_info->m_task , timer->GetInterval() ) ;
- }
-
+ 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 ;
+ 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
+bool wxTimer::IsRunning() const
{
- return ( m_info->m_task.qType & kTMTaskActive ) ;
+ // 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();
- delete m_info ;
- m_info = NULL ;
- int index = gTimersInProcess.Index( this ) ;
+ if (m_info != NULL)
+ {
+ delete m_info;
+ m_info = NULL;
+ }
+
+ int index = gTimersInProcess.Index( this );
if ( index != wxNOT_FOUND )
- gTimersInProcess.RemoveAt( index ) ;
+ gTimersInProcess.RemoveAt( index );
}
-bool wxTimer::Start(int milliseconds,bool mode)
+bool wxTimer::Start( int milliseconds, bool mode )
{
- (void)wxTimerBase::Start(milliseconds, mode);
+ (void)wxTimerBase::Start( milliseconds, mode );
- wxCHECK_MSG( m_milli > 0, FALSE, wxT("invalid value for timer timeour") );
- wxCHECK_MSG( m_info->m_task.tmAddr == NULL , FALSE, wxT("attempting to restart a timer") );
+ 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_milli = milliseconds;
-#if defined(UNIVERSAL_INTERFACES_VERSION) && (UNIVERSAL_INTERFACES_VERSION >= 0x0340)
- m_info->m_task.tmAddr = NewTimerUPP( MacTimerProc ) ;
-#else
- m_info->m_task.tmAddr = NewTimerProc( MacTimerProc ) ;
-#endif
- 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 FALSE;
+ 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()
{
- m_milli = 0 ;
if ( m_info->m_task.tmAddr )
{
- RmvTime( (QElemPtr) &m_info->m_task ) ;
- DisposeTimerUPP(m_info->m_task.tmAddr) ;
- m_info->m_task.tmAddr = NULL ;
+ RmvTime( (QElemPtr) &m_info->m_task );
+ DisposeTimerUPP( m_info->m_task.tmAddr );
+ m_info->m_task.tmAddr = NULL;
}
- wxMacRemoveAllNotifiersForData( wxMacGetNotifierTable() , this ) ;
+
+ wxMacRemoveAllNotifiersForData( wxMacGetNotifierTable(), this );
}
+#endif // wxMAC_USE_CARBON_TIMER
+#endif // wxUSE_TIMER
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