Merged 48131 from trunk:

Use one run-loop observer for all synthesis of mouse moved events instead of a separate observer for each view.
Actually check the last mouse position and don't send synthesized events if the mouse hasn't moved.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@48133 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/cocoa/trackingrectmanager.h

@@ -14,6 +14,8 @@
 
 #include <CoreFoundation/CFRunLoop.h>
 
+#define wxTRACE_COCOA_TrackingRect wxT("COCOA_TrackingRect")
+
 class wxCocoaTrackingRectManager
 {
     DECLARE_NO_COPY_CLASS(wxCocoaTrackingRectManager)
@@ -30,7 +32,6 @@ protected:
     wxWindow *m_window;
     bool m_isTrackingRectActive;
     int m_trackingRectTag;
-    CFRunLoopObserverRef m_runLoopObserver;
 private:
     wxCocoaTrackingRectManager();
 };