Changeset 3729 for trunk/sources/HeuristicLab.Core.Views/3.3/OperatorTreeView.cs

Timestamp:

05/10/10 00:51:36 (14 years ago)

Author:

swagner

Message:

Fixed exception thrown in OperatorGraph views when removing one of the operator parameters of a MultiOperator (#1004)

File:

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

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

@@ -225 +225 @@
       else {
         IValueParameter opParam = (IValueParameter)sender;
-        foreach (TreeNode node in opParamNodeTable[opParam].ToArray())
-          ClearTreeNode(node);
-        foreach (TreeNode node in opParamNodeTable[opParam]) {
-          node.Text = opParam.Name + ": ";
-          FillTreeNode(node, (IOperator)opParam.Value);
+        if (opParamNodeTable.ContainsKey(opParam)) {
+          foreach (TreeNode node in opParamNodeTable[opParam].ToArray())
+            ClearTreeNode(node);
+          foreach (TreeNode node in opParamNodeTable[opParam]) {
+            node.Text = opParam.Name + ": ";
+            FillTreeNode(node, (IOperator)opParam.Value);
+          }
         }
       }