+wxPG_EX_MULTIPLE_SELECTION = 0x02000000,
+
+/**
+ This enables top-level window tracking which allows wxPropertyGrid to
+ notify the application of last-minute property value changes by user.
+
+ This style is not enabled by default because it may cause crashes when
+ wxPropertyGrid is used in with wxAUI or similar system.
+
+ @remarks If you are not in fact using any system that may change
+ wxPropertyGrid's top-level parent window on its own, then you
+ are recommended to enable this style.
+*/
+wxPG_EX_ENABLE_TLP_TRACKING = 0x04000000