wxOverlay compile fix

[wxWidgets.git] / include / wx / display_impl.h

diff --git a/include/wx/display_impl.h b/include/wx/display_impl.h
index 07eae9a753d02e7cf0dc453db78659089e186eca..4fedb1ffcbdf168162539838d3c712b15a52f651 100644 (file)
--- a/include/wx/display_impl.h
+++ b/include/wx/display_impl.h
@@ -37,7 +37,7 @@ public:
     // return the display for the given window or wxNOT_FOUND
     //
     // the window pointer must not be NULL (i.e. caller should check it)
-    virtual int GetFromWindow(wxWindow *window);
+    virtual int GetFromWindow(const wxWindow *window);
 };
 
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