1 files changed, 10 insertions, 0 deletions
diff --git a/Software/Visual_Studio/PPC/Tango.PPC.Common/PPCViewModel.cs b/Software/Visual_Studio/PPC/Tango.PPC.Common/PPCViewModel.cs
index fae905b13..12534959e 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.Common/PPCViewModel.cs
+++ b/Software/Visual_Studio/PPC/Tango.PPC.Common/PPCViewModel.cs
@@ -139,6 +139,16 @@ namespace Tango.PPC.Common
         {
             return Task.FromResult(true);
         }
+
+        /// <summary>
+        /// Called before the navigation system navigates back from this object.
+        /// Return false to abort the navigation.
+        /// </summary>
+        /// <returns></returns>
+        public virtual Task<bool> OnNavigateBackRequest()
+        {
+            return Task.FromResult(true);
+        }
     }
 
     /// <summary>