int wxGUIEventLoop::DoDispatchTimeout(unsigned long timeout)
{
wxMacAutoreleasePool autoreleasepool;
EventRef event;
OSStatus status = ReceiveNextEvent(0, NULL, timeout/1000, true, &event);
switch ( status )
{
default:
wxFAIL_MSG( "unexpected ReceiveNextEvent() error" );
// fall through
case eventLoopTimedOutErr:
return -1;
case eventLoopQuitErr:
// according to QA1061 this may also occur
// when a WakeUp Process is executed
return 0;
case noErr:
DispatchAndReleaseEvent(event);
return 1;
}
}
int wxGUIEventLoop::DispatchTimeout(unsigned long timeout)
{
EventRef event;
OSStatus status = ReceiveNextEvent(0, NULL, timeout/1000, true, &event);
switch ( status )
{
default:
wxFAIL_MSG( "unexpected ReceiveNextEvent() error" );
// fall through
case eventLoopTimedOutErr:
return -1;
case eventLoopQuitErr:
return 0;
case noErr:
DispatchAndReleaseEvent(event);
return 1;
}
}
bool wxGUIEventLoop::Dispatch()
{
if ( !wxTheApp )
return false;
wxMacAutoreleasePool autoreleasepool;
EventRef theEvent;
OSStatus status = ReceiveNextEvent(0, NULL, m_sleepTime, true, &theEvent) ;
switch (status)
{
case eventLoopTimedOutErr :
if ( wxTheApp->ProcessIdle() )
m_sleepTime = kEventDurationNoWait ;
else
{
m_sleepTime = kEventDurationSecond;
#if wxUSE_THREADS
wxMutexGuiLeave();
wxMilliSleep(20);
wxMutexGuiEnter();
#endif
}
break;
case eventLoopQuitErr :
// according to QA1061 this may also occur
// when a WakeUp Process is executed
break;
default:
DispatchAndReleaseEvent(theEvent);
m_sleepTime = kEventDurationNoWait ;
break;
}
return true;
}
