Update mapping indexes for special actions list after removing an action

Ryochan7 · Sep 29, 2023 · 15c2691 · 15c2691
1 parent 576828f
commit 15c2691
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/DS4Windows/DS4Forms/ViewModels/SpecialActionsListViewModel.cs b/DS4Windows/DS4Forms/ViewModels/SpecialActionsListViewModel.cs
@@ -49,6 +49,20 @@ public SpecialActionsListViewModel(int deviceNum)
             this.deviceNum = deviceNum;
 
             SpecialActionIndexChanged += SpecialActionsListViewModel_SpecialActionIndexChanged;
+            actionCol.CollectionChanged += ActionCol_CollectionChanged;
+        }
+
+        private void ActionCol_CollectionChanged(object sender,
+            System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
+        {
+            if (e.Action == System.Collections.Specialized.NotifyCollectionChangedAction.Remove)
+            {
+                for (int i = e.OldStartingIndex; i < actionCol.Count; i++)
+                {
+                    // Replace old index with updated index
+                    actionCol[i].Index = i;
+                }
+            }
         }
 
         private void SpecialActionsListViewModel_SpecialActionIndexChanged(object sender, EventArgs e)