mcs/class/referencesource/System.Activities.Presentation/System.Activities.Presentation/System/Activities/Presentation/ActivityDelegateInfoPresenter.xaml.cs

   1 //----------------------------------------------------------------
   2 // <copyright company="Microsoft Corporation">
   3 //     Copyright (c) Microsoft Corporation.  All rights reserved.
   4 // </copyright>
   5 //----------------------------------------------------------------
   6
   7 namespace System.Activities.Presentation
   8 {
   9     using System.Windows;
  10     using System.Windows.Controls;
  11     using System.Windows.Data;
  12
  13     internal partial class ActivityDelegateInfoPresenter : UserControl
  14     {
  15         public static readonly DependencyProperty DelegateInfoProperty = DependencyProperty.Register("DelegateInfo", typeof(ActivityDelegateInfo), typeof(ActivityDelegateInfoPresenter), new PropertyMetadata(new PropertyChangedCallback(OnDelegateInfoChanged)));
  16
  17         public ActivityDelegateInfoPresenter()
  18         {
  19             this.InitializeComponent();
  20         }
  21
  22         public ActivityDelegateInfo DelegateInfo
  23         {
  24             get
  25             {
  26                 return (ActivityDelegateInfo)GetValue(DelegateInfoProperty);
  27             }
  28
  29             set
  30             {
  31                 SetValue(DelegateInfoProperty, value);
  32             }
  33         }
  34
  35         private static void OnDelegateInfoChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
  36         {
  37             ActivityDelegateInfoPresenter presenter = sender as ActivityDelegateInfoPresenter;
  38
  39             presenter.OnDelegateInfoChanged();
  40         }
  41
  42         private void OnDelegateInfoChanged()
  43         {
  44             if (this.DelegateInfo != null)
  45             {
  46                 Binding binding = new Binding(this.DelegateInfo.PropertyName);
  47                 binding.Source = this.DelegateInfo.ModelItem;
  48                 binding.Mode = BindingMode.TwoWay;
  49
  50                 this.activityDelegatePresenter.SetBinding(ActivityDelegatePresenter.ActivityDelegateProperty, binding);
  51             }
  52         }
  53     }
  54 }