1 | using System;
|
---|
2 | using System.Collections.Generic;
|
---|
3 | using System.Linq;
|
---|
4 | using System.Text;
|
---|
5 | using System.Windows.Controls;
|
---|
6 | using System.Windows;
|
---|
7 | using System.Collections.Specialized;
|
---|
8 | using System.Collections.ObjectModel;
|
---|
9 |
|
---|
10 | namespace Microsoft.Research.DynamicDataDisplay.Common
|
---|
11 | {
|
---|
12 | internal sealed class NotifyingUIElementCollection : UIElementCollection, INotifyCollectionChanged
|
---|
13 | {
|
---|
14 | public NotifyingUIElementCollection(UIElement visualParent, FrameworkElement logicalParent)
|
---|
15 | : base(visualParent, logicalParent)
|
---|
16 | {
|
---|
17 | collection.CollectionChanged += OnCollectionChanged;
|
---|
18 | }
|
---|
19 |
|
---|
20 | private void OnCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
|
---|
21 | {
|
---|
22 | CollectionChanged.Raise(this, e);
|
---|
23 | }
|
---|
24 |
|
---|
25 | #region Overrides
|
---|
26 |
|
---|
27 | private readonly D3UIElementCollection collection = new D3UIElementCollection();
|
---|
28 |
|
---|
29 | public override int Add(UIElement element)
|
---|
30 | {
|
---|
31 | collection.Add(element);
|
---|
32 | return base.Add(element);
|
---|
33 | }
|
---|
34 |
|
---|
35 | public override void Clear()
|
---|
36 | {
|
---|
37 | collection.Clear();
|
---|
38 | base.Clear();
|
---|
39 | }
|
---|
40 |
|
---|
41 | public override void Insert(int index, UIElement element)
|
---|
42 | {
|
---|
43 | collection.Insert(index, element);
|
---|
44 | base.Insert(index, element);
|
---|
45 | }
|
---|
46 |
|
---|
47 | public override void Remove(UIElement element)
|
---|
48 | {
|
---|
49 | collection.Remove(element);
|
---|
50 | base.Remove(element);
|
---|
51 | }
|
---|
52 |
|
---|
53 | public override void RemoveAt(int index)
|
---|
54 | {
|
---|
55 | collection.RemoveAt(index);
|
---|
56 | base.RemoveAt(index);
|
---|
57 | }
|
---|
58 |
|
---|
59 | public override void RemoveRange(int index, int count)
|
---|
60 | {
|
---|
61 | for (int i = index; i < index + count; i++)
|
---|
62 | {
|
---|
63 | collection.RemoveAt(i);
|
---|
64 | }
|
---|
65 | base.RemoveRange(index, count);
|
---|
66 | }
|
---|
67 |
|
---|
68 | public override UIElement this[int index]
|
---|
69 | {
|
---|
70 | get
|
---|
71 | {
|
---|
72 | return base[index];
|
---|
73 | }
|
---|
74 | set
|
---|
75 | {
|
---|
76 | collection[index] = value;
|
---|
77 | base[index] = value;
|
---|
78 | }
|
---|
79 | }
|
---|
80 |
|
---|
81 | public override int Count
|
---|
82 | {
|
---|
83 | get
|
---|
84 | {
|
---|
85 | return collection.Count;
|
---|
86 | }
|
---|
87 | }
|
---|
88 |
|
---|
89 | #endregion
|
---|
90 |
|
---|
91 | #region INotifyCollectionChanged Members
|
---|
92 |
|
---|
93 | public event NotifyCollectionChangedEventHandler CollectionChanged;
|
---|
94 |
|
---|
95 | #endregion
|
---|
96 | }
|
---|
97 |
|
---|
98 | internal sealed class D3UIElementCollection : D3Collection<UIElement>
|
---|
99 | {
|
---|
100 | protected override void OnItemAdding(UIElement item)
|
---|
101 | {
|
---|
102 | if (item == null)
|
---|
103 | throw new ArgumentNullException("item");
|
---|
104 | }
|
---|
105 | }
|
---|
106 | }
|
---|