Update BasicControlsExample

Mode 2 add  DataGridTemplateColumn  ComboBox

Author: yanjinhuagood

src/WPFDevelopers.Samples.Shared/ExampleViews/BasicControlsExample.xaml

@@ -561,6 +561,18 @@
                                         Binding="{Binding Address}"
                                         Header="Address"
                                         IsReadOnly="True" />
+                                    <DataGridTemplateColumn Width="*" Header="ContactMethod">
+                                        <DataGridTemplateColumn.CellEditingTemplate>
+                                            <DataTemplate>
+                                                <ComboBox ItemsSource="{x:Static local:BasicControlsExample.ContactMethods}" SelectedItem="{Binding ContactMethod, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
+                                            </DataTemplate>
+                                        </DataGridTemplateColumn.CellEditingTemplate>
+                                        <DataGridTemplateColumn.CellTemplate>
+                                            <DataTemplate>
+                                                <TextBlock Text="{Binding ContactMethod}" />
+                                            </DataTemplate>
+                                        </DataGridTemplateColumn.CellTemplate>
+                                    </DataGridTemplateColumn>
                                 </DataGrid.Columns>
                             </DataGrid>
                         </TabItem>

src/WPFDevelopers.Samples.Shared/ExampleViews/BasicControlsExample.xaml.cs

@@ -31,6 +31,7 @@ public partial class BasicControlsExample : UserControl
             DependencyProperty.Register("AllSelected", typeof(bool), typeof(BasicControlsExample),
                 new PropertyMetadata(AllSelectedChangedCallback));
 
+        public static List<string> ContactMethods { get; } = new List<string> { "Tel", "Fax", "MB" };
         public BasicControlsExample()
         {
             InitializeComponent();
@@ -54,6 +55,7 @@ private void MainView_Loaded(object sender, RoutedEventArgs e)
                     Date = time,
                     Name = "WPFDevelopers",
                     Address = "One Microsoft Way, Redmond",
+                    ContactMethod = "MB",
                     Children = new List<UserModel>
                     {
                         new UserModel { Name = "WPFDevelopers1.1",Children=new List<UserModel>

src/WPFDevelopers.Samples.Shared/Models/UserModel.cs

@@ -21,6 +21,7 @@ public bool IsChecked
         public DateTime Date { get; set; }
         public string Name { get; set; }
         public string Address { get; set; }
+        public string ContactMethod { get; set; }
         public List<UserModel> Children { get; set; }
     }
 }