/////////////////////////////////////////////////////////////////////////////
-// Name: timer.cpp
-// Purpose:
+// Name: src/gtk1/timer.cpp
+// Purpose: wxTimer implementation
// Author: Robert Roebling
-// Id: $id$
// Copyright: (c) 1998 Robert Roebling
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+#include "wx/wxprec.h"
-#ifdef __GNUG__
-#pragma implementation "timer.h"
-#endif
+#if wxUSE_TIMER
-#include "wx/timer.h"
+#include "wx/gtk1/private/timer.h"
-//-----------------------------------------------------------------------------
-// wxTimer
-//-----------------------------------------------------------------------------
+#include "gtk/gtk.h"
-IMPLEMENT_ABSTRACT_CLASS(wxTimer,wxObject)
+// ----------------------------------------------------------------------------
+// wxTimer
+// ----------------------------------------------------------------------------
-gint timeout_callback( gpointer data )
+extern "C" {
+static gint timeout_callback(void *data)
{
- wxTimer *timer = (wxTimer*)data;
- timer->Notify();
+ wxTimerImpl * const timer = (wxTimerImpl *)data;
- if ( timer->OneShot() )
- timer->Stop();
+ const bool keepGoing = !timer->IsOneShot();
+ if ( !keepGoing )
+ timer->Stop();
- return TRUE;
-}
+ // When getting called from GDK's timer handler we
+ // are no longer within GDK's grab on the GUI
+ // thread so we must lock it here ourselves.
+ gdk_threads_enter();
-wxTimer::wxTimer()
-{
- m_tag = -1;
- m_time = 1000;
- m_oneShot = FALSE;
-}
+ timer->Notify();
-wxTimer::~wxTimer()
-{
- Stop();
+ // Release lock again.
+ gdk_threads_leave();
+
+ return keepGoing;
+}
}
-bool wxTimer::Start( int millisecs, bool oneShot )
+bool wxGTKTimerImpl::Start(int millisecs, bool oneShot)
{
- if ( millisecs != -1 )
- m_time = millisecs;
+ if ( !wxTimerImpl::Start(millisecs, oneShot) )
+ return false;
- m_oneShot = oneShot;
+ wxASSERT_MSG( m_tag == -1, wxT("shouldn't be still running") );
- m_tag = gtk_timeout_add( millisecs, timeout_callback, this );
+ m_tag = gtk_timeout_add( m_milli, timeout_callback, this );
- return TRUE;
+ return true;
}
-void wxTimer::Stop()
+void wxGTKTimerImpl::Stop()
{
- if ( m_tag != -1 )
- {
- gtk_timeout_remove( m_tag );
+ wxASSERT_MSG( m_tag != -1, wxT("should be running") );
+ gtk_timeout_remove( m_tag );
m_tag = -1;
- }
}
+#endif // wxUSE_TIMER
+