Changeset 6598

Timestamp:

07/27/11 13:15:14 (13 years ago)

Author:

epitzer

Message:

register to value change events on all variable strings (#1602)

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/Symbols/VariableView.cs (modified) (5 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic.Views/3.4/Symbols/VariableView.cs

@@ -58 +58 @@
       variableNamesView.Content.CheckedItemsChanged += new CollectionItemsChangedEventHandler<StringValue>(variableNames_Changed);
       variableNamesView.Content.CollectionReset += new CollectionItemsChangedEventHandler<StringValue>(variableNames_Changed);
-    }
-
+      foreach (var variable in variableNamesView.Content) {
+        variable.ValueChanged += new EventHandler(variable_ValueChanged);
+      }
+    }
+
+    
     private void DeregisterVariableNamesViewContentEvents() {
       variableNamesView.Content.ItemsAdded -= new CollectionItemsChangedEventHandler<StringValue>(variableNames_Changed);
@@ -65 +69 @@
       variableNamesView.Content.CheckedItemsChanged -= new CollectionItemsChangedEventHandler<StringValue>(variableNames_Changed);
       variableNamesView.Content.CollectionReset -= new CollectionItemsChangedEventHandler<StringValue>(variableNames_Changed);
+      foreach (var variable in variableNamesView.Content) {
+        variable.ValueChanged -= new EventHandler(variable_ValueChanged);
+      }
     }
 
@@ -93 +100 @@
       additiveWeightChangeSigmaTextBox.ReadOnly = ReadOnly;
       multiplicativeWeightChangeSigmaTextBox.Enabled = Content != null;
-      multiplicativeWeightChangeSigmaTextBox.ReadOnly = ReadOnly;
+      multiplicativeWeightChangeSigmaTextBox.ReadOnly = ReadOnly;      
     }
 
@@ -104 +111 @@
     #region control event handlers
     private void variableNames_Changed(object sender, CollectionItemsChangedEventArgs<StringValue> args) {
+      if (args.Items != null)
+        foreach (var newVar in args.Items)
+          newVar.ValueChanged += new EventHandler(variable_ValueChanged);
+      if (args.OldItems != null)
+        foreach (var oldVar in args.OldItems)
+          oldVar.ValueChanged -= new EventHandler(variable_ValueChanged);
+      UpdateContent();
+    }    
+
+    void variable_ValueChanged(object sender, EventArgs e) {
+      UpdateContent();
+    }
+
+    private void UpdateContent() {
       if (Content != null) {
         Content.Changed -= new EventHandler(Content_Changed);
@@ -110 +131 @@
       }
     }
+
 
     private void weightMuTextBox_TextChanged(object sender, EventArgs e) {