bool wxAppConsoleBase::HasPendingEvents() const
{
wxENTER_CRIT_SECT(const_cast<wxAppConsoleBase*>(this)->m_handlersWithPendingEventsLocker);
bool has = !m_handlersWithPendingEvents.IsEmpty();
wxLEAVE_CRIT_SECT(const_cast<wxAppConsoleBase*>(this)->m_handlersWithPendingEventsLocker);
return has;
}
void wxAppConsoleBase::ProcessPendingEvents()
{
if (!m_bDoPendingEventProcessing)
return;
wxENTER_CRIT_SECT(m_handlersWithPendingEventsLocker);
wxCHECK_RET( m_handlersWithPendingDelayedEvents.IsEmpty(),
"this helper list should be empty" );
// iterate until the list becomes empty: the handlers remove themselves
// from it when they don't have any more pending events
while (!m_handlersWithPendingEvents.IsEmpty())
{
// In ProcessPendingEvents(), new handlers might be added
// and we can safely leave the critical section here.
wxLEAVE_CRIT_SECT(m_handlersWithPendingEventsLocker);
// NOTE: we always call ProcessPendingEvents() on the first event handler
// with pending events because handlers auto-remove themselves
// from this list (see RemovePendingEventHandler) if they have no
// more pending events.
m_handlersWithPendingEvents[0]->ProcessPendingEvents();
wxENTER_CRIT_SECT(m_handlersWithPendingEventsLocker);
}
// now the wxHandlersWithPendingEvents is surely empty; however some event
// handlers may have moved themselves into wxHandlersWithPendingDelayedEvents
// because of a selective wxYield call in progress.
// Now we need to move them back to wxHandlersWithPendingEvents so the next
// call to this function has the chance of processing them:
if (!m_handlersWithPendingDelayedEvents.IsEmpty())
{
WX_APPEND_ARRAY(m_handlersWithPendingEvents, m_handlersWithPendingDelayedEvents);
m_handlersWithPendingDelayedEvents.Clear();
}
wxLEAVE_CRIT_SECT(m_handlersWithPendingEventsLocker);
}
void wxAppConsoleBase::DelayPendingEventHandler(wxEvtHandler* toDelay)
{
wxENTER_CRIT_SECT(m_handlersWithPendingEventsLocker);
// move the handler from the list of handlers with processable pending events
// to the list of handlers with pending events which needs to be processed later
m_handlersWithPendingEvents.Remove(toDelay);
if (m_handlersWithPendingDelayedEvents.Index(toDelay) == wxNOT_FOUND)
m_handlersWithPendingDelayedEvents.Add(toDelay);
wxLEAVE_CRIT_SECT(m_handlersWithPendingEventsLocker);
}
void wxAppConsoleBase::DeletePendingEvents()
{
wxENTER_CRIT_SECT(m_handlersWithPendingEventsLocker);
wxCHECK_RET( m_handlersWithPendingDelayedEvents.IsEmpty(),
"this helper list should be empty" );
for (unsigned int i=0; i<m_handlersWithPendingEvents.GetCount(); i++)
m_handlersWithPendingEvents[i]->DeletePendingEvents();
m_handlersWithPendingEvents.Clear();
wxLEAVE_CRIT_SECT(m_handlersWithPendingEventsLocker);
}
void wxAppConsole::ProcessPendingEvents()
{
#if wxUSE_THREADS
if ( !wxPendingEventsLocker )
return;
#endif
// ensure that we're the only thread to modify the pending events list
wxENTER_CRIT_SECT( *wxPendingEventsLocker );
if ( !wxPendingEvents )
{
wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
return;
}
// iterate until the list becomes empty
wxList::compatibility_iterator node = wxPendingEvents->GetFirst();
while (node)
{
wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
wxPendingEvents->Erase(node);
// In ProcessPendingEvents(), new handlers might be add
// and we can safely leave the critical section here.
wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
handler->ProcessPendingEvents();
wxENTER_CRIT_SECT( *wxPendingEventsLocker );
node = wxPendingEvents->GetFirst();
}
wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
}
void wxAppConsoleBase::DeletePendingEvents()
{
wxENTER_CRIT_SECT(m_handlersWithPendingEventsLocker);
wxCHECK_RET( m_handlersWithPendingDelayedEvents.IsEmpty(),
"this helper list should be empty" );
#if defined(__INTEL_COMPILER) && 1 /* VDM auto patch */
# pragma ivdep
# pragma swp
# pragma unroll
# pragma prefetch
# if 0
# pragma simd noassert
# endif
#endif /* VDM auto patch */
for (unsigned int i=0; i<m_handlersWithPendingEvents.GetCount(); i++)
m_handlersWithPendingEvents[i]->DeletePendingEvents();
m_handlersWithPendingEvents.Clear();
wxLEAVE_CRIT_SECT(m_handlersWithPendingEventsLocker);
}
