///////////////////////////////////////////////////////////////////////////////
-// Name: gtk/evtloop.cpp
+// Name: src/gtk/evtloop.cpp
// Purpose: implements wxEventLoop for GTK+
// Author: Vadim Zeitlin
// Modified by:
#endif
#include "wx/evtloop.h"
-#include "wx/app.h"
+#include "wx/ptr_scpd.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/app.h"
+#endif // WX_PRECOMP
#include <gtk/gtk.h>
// wxEventLoop implementation
// ============================================================================
+wxDEFINE_TIED_SCOPED_PTR_TYPE(wxEventLoopImpl)
+
// ----------------------------------------------------------------------------
// wxEventLoop running and exiting
// ----------------------------------------------------------------------------
-wxEventLoop *wxEventLoopBase::ms_activeLoop = NULL;
-
-wxEventLoop::~wxEventLoop()
+wxGUIEventLoop::~wxGUIEventLoop()
{
wxASSERT_MSG( !m_impl, _T("should have been deleted in Run()") );
}
-int wxEventLoop::Run()
+int wxGUIEventLoop::Run()
{
// event loops are not recursive, you need to create another loop!
wxCHECK_MSG( !IsRunning(), -1, _T("can't reenter a message loop") );
wxEventLoopActivator activate(this);
- m_impl = new wxEventLoopImpl;
+ wxEventLoopImplTiedPtr impl(&m_impl, new wxEventLoopImpl);
gtk_main();
- int exitcode = m_impl->GetExitCode();
- delete m_impl;
- m_impl = NULL;
+ OnExit();
- return exitcode;
+ return m_impl->GetExitCode();
}
-void wxEventLoop::Exit(int rc)
+void wxGUIEventLoop::Exit(int rc)
{
wxCHECK_RET( IsRunning(), _T("can't call Exit() if not running") );
// wxEventLoop message processing dispatching
// ----------------------------------------------------------------------------
-bool wxEventLoop::Pending() const
+bool wxGUIEventLoop::Pending() const
{
- if (wxTheApp)
- {
- // We need to remove idle callbacks or gtk_events_pending will
- // never return false.
- wxTheApp->RemoveIdleTag();
- }
-
- return gtk_events_pending();
+ bool pending;
+ wxApp* app = wxTheApp;
+ if (app != NULL)
+ // app->EventsPending() avoids false positives from our idle source
+ pending = app->EventsPending();
+ else
+ pending = gtk_events_pending() != 0;
+ return pending;
}
-bool wxEventLoop::Dispatch()
+bool wxGUIEventLoop::Dispatch()
{
- wxCHECK_MSG( IsRunning(), FALSE, _T("can't call Dispatch() if not running") );
+ wxCHECK_MSG( IsRunning(), false, _T("can't call Dispatch() if not running") );
- gtk_main_iteration();
-
- return TRUE;
+ // gtk_main_iteration() returns TRUE only if gtk_main_quit() was called
+ return !gtk_main_iteration();
}
-