Override CocoaSetEnabled() to call -[NSControl setEnabled:]

Do NOT forget to override this in subclasses which use a Cocoa view
not derived from NSControl.  Crashes will result.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23016 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/cocoa/control.h

@@ -59,6 +59,8 @@ public:
     // Calls the callback and appropriate event handlers
     bool ProcessCommand(wxCommandEvent& event);
 
+    // Enables the control
+    virtual void CocoaSetEnabled(bool enable);
 protected:
     virtual wxSize DoGetBestSize() const;
 };

src/cocoa/control.mm

@@ -71,3 +71,8 @@ bool wxControl::ProcessCommand(wxCommandEvent& event)
     return GetEventHandler()->ProcessEvent(event);
 }
 
+void wxControl::CocoaSetEnabled(bool enable)
+{
+    [GetNSControl() setEnabled: enable];
+}
+