Implement mouse entered, exited, and synthesize move events while the mouse is inside.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@46229 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/cocoa/objc/NSView.h

@@ -37,6 +37,8 @@
 - (void)otherMouseDragged:(NSEvent *)theEvent;
 - (void)otherMouseUp:(NSEvent *)theEvent;
 - (void)resetCursorRects;
+- (void)viewDidMoveToWindow;
+- (void)viewWillMoveToWindow:(NSWindow *)newWindow;
 @end // WXNSView
 WX_DECLARE_GET_OBJC_CLASS(WXNSView,NSView)