Changeset 3390 for trunk/sources/HeuristicLab.Core/3.3/Collections/ItemSet.cs

Timestamp:

04/18/10 02:27:02 (14 years ago)

Author:

swagner

Message:

Refactored HeuristicLab.Collections (#977)

Location:

trunk/sources/HeuristicLab.Core/3.3/Collections

Files:

• . (added)
• ItemSet.cs (moved) (moved from trunk/sources/HeuristicLab.Core/3.3/ItemSet.cs) (3 diffs)

trunk/sources/HeuristicLab.Core/3.3/Collections/ItemSet.cs

@@ -35 +35 @@
   [StorableClass]
   [Item("ItemSet<T>", "Represents a set of items.")]
-  public class ItemSet<T> : ObservableSet<T>, IItem where T : class, IItem {
+  public class ItemSet<T> : ObservableSet<T>, IItemSet<T> where T : class, IItem {
     public virtual string ItemName {
       get { return ItemAttribute.GetName(this.GetType()); }
@@ -46 +46 @@
     }
 
-    public ItemSet() : base() { }
-    public ItemSet(IEnumerable<T> collection) : base(collection) { }
+    [Storable]
+    private HashSet<T> Items {
+      get { return set; }
+      set { set = value; }
+    }
+
+    [Storable]
+    private bool readOnlyView;
+    public virtual bool ReadOnlyView {
+      get { return readOnlyView; }
+      set {
+        if ((readOnlyView != value) && !((ICollection<T>)set).IsReadOnly) {
+          readOnlyView = value;
+          OnReadOnlyViewChanged();
+          OnPropertyChanged("ReadOnlyView");
+        }
+      }
+    }
+
+    public ItemSet()
+      : base() {
+      readOnlyView = ((ICollection<T>)set).IsReadOnly;
+    }
+    public ItemSet(IEnumerable<T> collection)
+      : base(collection) {
+      readOnlyView = ((ICollection<T>)set).IsReadOnly;
+    }
+    [StorableConstructor]
+    protected ItemSet(bool deserializing) { }
 
     public object Clone() {
       return Clone(new Cloner());
     }
-
     public virtual IDeepCloneable Clone(Cloner cloner) {
       ItemSet<T> clone = (ItemSet<T>)Activator.CreateInstance(this.GetType());
       cloner.RegisterClonedObject(this, clone);
-      clone.ReadOnlyView = ReadOnlyView;
+      clone.readOnlyView = readOnlyView;
       clone.set = new HashSet<T>(this.Select(x => (T)cloner.Clone(x)));
       return clone;
+    }
+
+    public new ReadOnlyItemSet<T> AsReadOnly() {
+      return new ReadOnlyItemSet<T>(this);
     }
 
@@ -75 +105 @@
       if (handler != null) handler(this, EventArgs.Empty);
     }
+    public event EventHandler ReadOnlyViewChanged;
+    protected virtual void OnReadOnlyViewChanged() {
+      EventHandler handler = ReadOnlyViewChanged;
+      if (handler != null) handler(this, EventArgs.Empty);
+    }
   }
 }