Wpf ItemsSource排序

Code

对wpf 中的集合元素进行排序：         
         

 

<TreeView Name="treeView1" Background="LightBlue"  Height="200">2</TreeView>

 

 1         private void InitData()
 2         {
 3             Staff staff = new Staff()
 4             {
 5                 Name = "1-off",
 6                 Status = Status.off
 7             };
 8             StaffTreeItem staffTreeItem = new StaffTreeItem(staff);
 9             this.treeView1.Items.Add(staffTreeItem);
10 
11             staff = new Staff()
12             {
13                 Name = "1-on",
14                 Status = Status.on
15             };
16             staffTreeItem = new StaffTreeItem(staff);
17             this.treeView1.Items.Add(staffTreeItem);
18 
19             staff = new Staff()
20             {
21                 Name = "1-away",
22                 Status = Status.away
23             };
24             staffTreeItem = new StaffTreeItem(staff);
25             this.treeView1.Items.Add(staffTreeItem);
26          }       public enum Status
2     {
3         on = 0,
4         away = 1,
5         off = 2     }  
  public partial class StaffTreeItem : TreeViewItem    {        //public Staff staff;

        public Staff staff        {            get { return (Staff)GetValue(staffProperty); }            set { SetValue(staffProperty, value); }        }
        public static readonly DependencyProperty staffProperty =            DependencyProperty.Register("staff", typeof(Staff), typeof(StaffTreeItem), new UIPropertyMetadata(null));
        public StaffTreeItem(Staff staff)        {            InitializeComponent();            this.staff = staff;            this.Header = staff.Name;            this.DataContext = staff;            this.Tag = staff;
        }   }