X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/05c3f0fc73d9124061c08e3d707b4e3d6bab4ff4..f23b6f74bbf43799594924e94382b13587b4a57e:/include/wx/gtk1/mdi.h

diff --git a/include/wx/gtk1/mdi.h b/include/wx/gtk1/mdi.h
index e261ea8d08..991610644e 100644
--- a/include/wx/gtk1/mdi.h
+++ b/include/wx/gtk1/mdi.h
@@ -74,7 +74,7 @@ public:
     virtual wxMDIClientWindow *OnCreateClient();
 
     virtual void Cascade() {}
-    virtual void Tile() {}
+    virtual void Tile(wxOrientation WXUNUSED(orient) = wxHORIZONTAL) {}
     virtual void ArrangeIcons() {}
     virtual void ActivateNext();
     virtual void ActivatePrevious();