Changeset 5380 for trunk/sources/HeuristicLab.Core.Views/3.3/ItemSetView.cs

Timestamp:

01/26/11 13:21:51 (14 years ago)

Author:

mkommend

Message:

ticket #1324 - Corrected ItemSetView to check for duplicates while dropping items.

File:

• trunk/sources/HeuristicLab.Core.Views/3.3/ItemSetView.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Core.Views/3.3/ItemSetView.cs

@@ -36 +36 @@
       InitializeComponent();
     }
+
+    protected override void itemsListView_DragEnterOver(object sender, DragEventArgs e) {
+      base.itemsListView_DragEnterOver(sender, e);
+      if (e.Effect == DragDropEffects.Link || e.Effect == DragDropEffects.Move) {
+        T item = e.Data.GetData("Value") as T;
+        if (Content.Contains(item)) e.Effect = DragDropEffects.None;
+      }
+    }
   }
 }