Changeset 5237 for trunk/sources/HeuristicLab.Optimization.Views/3.3/RunCollectionConstraintCollectionView.cs

Timestamp:

01/08/11 01:47:47 (14 years ago)

Author:

swagner

Message:

#1324:

• Added performance optimization in all other item collection views
• Checked and refactored item event registration/deregistration
• Enabled null items in item collection views
• Moved non-default Dispose methods from designer files into user files

File:

• trunk/sources/HeuristicLab.Optimization.Views/3.3/RunCollectionConstraintCollectionView.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Optimization.Views/3.3/RunCollectionConstraintCollectionView.cs

@@ -23 +23 @@
 using System.Drawing;
 using System.Windows.Forms;
-using HeuristicLab.Collections;
 using HeuristicLab.Core;
 using HeuristicLab.Core.Views;
@@ -60 +59 @@
     protected override ListViewItem CreateListViewItem(IRunCollectionConstraint item) {
       ListViewItem listViewItem = base.CreateListViewItem(item);
-      if (item.Active)
-        listViewItem.Font = new Font(listViewItem.Font, FontStyle.Bold);
-      else
-        listViewItem.Font = new Font(listViewItem.Font, FontStyle.Regular);
+      if (item != null) {
+        listViewItem.Font = item.Active ? new Font(listViewItem.Font, FontStyle.Bold) : new Font(listViewItem.Font, FontStyle.Regular);
+      }
       return listViewItem;
     }
 
-    protected override void RegisterContentEvents() {
-      base.RegisterContentEvents();
-      foreach (IRunCollectionConstraint constraint in Content)
-        RegisterConstraintEvents(constraint);
+    protected override void DeregisterItemEvents(IRunCollectionConstraint item) {
+      item.ActiveChanged -= new EventHandler(Item_ActiveChanged);
+      base.DeregisterItemEvents(item);
     }
-    protected override void DeregisterContentEvents() {
-      base.DeregisterContentEvents();
-      foreach (IRunCollectionConstraint constraint in Content)
-        DeregisterConstraintEvents(constraint);
-    }
-    protected override void Content_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IRunCollectionConstraint> e) {
-      base.Content_ItemsAdded(sender, e);
-      foreach (IRunCollectionConstraint constraint in e.Items)
-        RegisterConstraintEvents(constraint);
-
-    }
-    protected override void Content_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IRunCollectionConstraint> e) {
-      base.Content_ItemsRemoved(sender, e);
-      foreach (IRunCollectionConstraint constraint in e.Items)
-        DeregisterConstraintEvents(constraint);
-    }
-    protected override void Content_CollectionReset(object sender, CollectionItemsChangedEventArgs<IRunCollectionConstraint> e) {
-      base.Content_CollectionReset(sender, e);
-      foreach (IRunCollectionConstraint constraint in e.OldItems)
-        RegisterConstraintEvents(constraint);
-      foreach (IRunCollectionConstraint constraint in e.Items)
-        DeregisterConstraintEvents(constraint);
+    protected override void RegisterItemEvents(IRunCollectionConstraint item) {
+      base.RegisterItemEvents(item);
+      item.ActiveChanged += new EventHandler(Item_ActiveChanged);
     }
 
-    protected virtual void RegisterConstraintEvents(IRunCollectionConstraint constraint) {
-      constraint.ActiveChanged += new EventHandler(constraint_ActiveChanged);
-    }
-    protected virtual void DeregisterConstraintEvents(IRunCollectionConstraint constraint) {
-      constraint.ActiveChanged -= new EventHandler(constraint_ActiveChanged);
-    }
-    protected virtual void constraint_ActiveChanged(object sender, EventArgs e) {
+    protected virtual void Item_ActiveChanged(object sender, EventArgs e) {
       IRunCollectionConstraint constraint = (IRunCollectionConstraint)sender;
       foreach (ListViewItem listViewItem in GetListViewItemsForItem(constraint)) {