Support using GetTextExtent() with empty string to get descent in wxOSX.

[wxWidgets.git] / include / wx / unix / evtloop.h

diff --git a/include/wx/unix/evtloop.h b/include/wx/unix/evtloop.h
index ab5a5f9a409e110ce52d64800e9cfda837bd91c5..2e02cf358ac3d7b9cb1fe9746475a752de7fa15b 100644 (file)
--- a/include/wx/unix/evtloop.h
+++ b/include/wx/unix/evtloop.h
@@ -17,14 +17,16 @@
 // wxConsoleEventLoop
 // ----------------------------------------------------------------------------
 
+class wxEventLoopSource;
 class wxFDIODispatcher;
-
-namespace wxPrivate
-{
-    class PipeIOHandler;
-};
-
-class WXDLLIMPEXP_BASE wxConsoleEventLoop : public wxEventLoopManual
+class wxWakeUpPipeMT;
+
+class WXDLLIMPEXP_BASE wxConsoleEventLoop
+#ifdef __WXOSX__
+: public wxCFEventLoop
+#else
+: public wxEventLoopManual
+#endif
 {
 public:
     // initialize the event loop, use IsOk() to check if we were successful
@@ -37,6 +39,7 @@ public:
     virtual int DispatchTimeout(unsigned long timeout);
     virtual void WakeUp();
     virtual bool IsOk() const { return m_dispatcher != NULL; }
+    virtual bool YieldFor(long WXUNUSED(eventsToProcess)) { return true; }
 
 protected:
     virtual void OnNextIteration();
@@ -44,12 +47,15 @@ protected:
 private:
     // pipe used for wake up messages: when a child thread wants to wake up
     // the event loop in the main thread it writes to this pipe
-    wxPrivate::PipeIOHandler *m_wakeupPipe;
+    wxWakeUpPipeMT *m_wakeupPipe;
+
+    // the event loop source used to monitor this pipe
+    wxEventLoopSource* m_wakeupSource;
 
     // either wxSelectDispatcher or wxEpollDispatcher
     wxFDIODispatcher *m_dispatcher;
 
-    DECLARE_NO_COPY_CLASS(wxConsoleEventLoop)
+    wxDECLARE_NO_COPY_CLASS(wxConsoleEventLoop);
 };
 
 #endif // wxUSE_CONSOLE_EVENTLOOP