1 files changed, 3 insertions, 0 deletions

diff --git a/linden/indra/llui/lluictrl.h b/linden/indra/llui/lluictrl.h
index 5056319..2060a0d 100644
--- a/linden/indra/llui/lluictrl.h
+++ b/linden/indra/llui/lluictrl.h
@@ -148,6 +148,9 @@ public:
                 }
         };
 
+        // Returns TRUE if the user has modified this control.   Editable controls should override this.
+        virtual BOOL     isDirty()                      { return FALSE;         };
+
 protected:
         virtual void    onFocusReceived();
         virtual void    onFocusLost();