Disambiguate dialog buttons

[lyx.git] / src / Row.h

diff --git a/src/Row.h b/src/Row.h
index a1fedd7e5da97d043f8e55936aa8e942903af27e..49513d32b970b63124ce6a3c5290283ab145b317 100644 (file)
--- a/src/Row.h
+++ b/src/Row.h
@@ -136,6 +136,29 @@ public:
 
        ///
        Row();
+       /**
+        * Helper function: set variable \c var to value \c val, and mark
+        * row as changed is the values were different. This is intended
+        * for use when changing members of the row object.
+        */
+       template<class T1, class T2>
+       void change(T1 & var, T2 const val) {
+               if (var != val)
+                       changed(true);
+               var = val;
+       }
+       /**
+        * Helper function: set variable \c var to value \c val, and mark
+        * row as changed is the values were different. This is intended
+        * for use when changing members of the row object.
+        * This is the const version, useful for mutable members.
+        */
+       template<class T1, class T2>
+       void change(T1 & var, T2 const val) const {
+               if (var != val)
+                       changed(true);
+               var = val;
+       }
        ///
        bool changed() const { return changed_; }
        ///