订单列表显示功能及逻辑优化

29WxOrderWpf/UserControls/UcImageButton.cs

@@ -13,7 +13,6 @@ namespace _29WxOrderWpf.UserControls
     {
         public UcImageButton()
         {
-            this.DataContext = this;
         }
 
         public static readonly DependencyProperty ButtonImageProperty = DependencyProperty.Register(

29WxOrderWpf/UserControls/UcWaterMarkTextBox.cs

@@ -12,7 +12,6 @@ namespace _29WxOrderWpf.UserControls
     {
         public UcWaterMarkTextBox()
         {
-            this.DataContext = this;
         }
 
         public static readonly DependencyProperty WaterMarkProperty = DependencyProperty.Register(

29WxOrderWpf/UserControls/UcWindowBoxes.xaml.cs

@@ -45,7 +45,6 @@ namespace _29WxOrderWpf.UserControls
         public UcWindowBoxes()
         {
             InitializeComponent();
-            this.DataContext = this;
         }
 
         private void WindowBoxes_Loaded(object sender, RoutedEventArgs e)