Disabled top-level parent tracking by default (crashes with AUI), must now use wxPG_EX_ENABLE_TLP_TRACKING style to enable old behavior.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61779 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/propgrid/propgrid.h

@@ -260,10 +260,27 @@ wxPG_EX_HIDE_PAGE_BUTTONS               = 0x01000000,
     selected). Other useful member functions are ClearSelection(),
     AddToSelection() and RemoveFromSelection().
 */
-wxPG_EX_MULTIPLE_SELECTION              = 0x02000000
+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
 
 };
 
+#if wxPG_COMPATIBILITY_1_4
+    #define wxPG_EX_DISABLE_TLP_TRACKING    0x00000000
+#endif
+
 /** Combines various styles.
 */
 #define wxPG_DEFAULT_STYLE          (0)