如果属性不支持则设置背景灰色

dotnet-campus · Jul 10, 2024 · c500ad9 · c500ad9
1 parent 176abed
commit c500ad9
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Showing 2 changed files with 35 additions and 3 deletions.
diff --git a/src/dotnetCampus.UISpy.Uno/UnoSpyPage.xaml b/src/dotnetCampus.UISpy.Uno/UnoSpyPage.xaml
@@ -12,10 +12,11 @@
 
     <Page.Resources>
         <pe:EditorViewTemplateSelector x:Key="PropertyValueTemplateSelector" />
+        <local:ElementPropertyProxyToBackgroundConverter x:Key="ElementPropertyProxyToBackgroundConverter" />
     </Page.Resources>
 
-    <Grid >
-        <Grid ColumnDefinitions="*,*,*">
+    <Grid RowDefinitions="Auto,*" >
+        <Grid Grid.Row="1" ColumnDefinitions="*,*,*">
 
             <Border Grid.Column="0" BorderThickness="1" BorderBrush="#005A9E" HorizontalAlignment="Right" />
             <Border Grid.Column="1" BorderThickness="1" BorderBrush="#005A9E" HorizontalAlignment="Right" />
@@ -37,7 +38,7 @@
             <ListView x:Name="VisualTreeElementPropertyListView" Grid.Column="1" SelectionMode="None">
                 <ListView.ItemTemplate>
                     <DataTemplate x:DataType="tree:ElementPropertyProxy">
-                        <Grid RowDefinitions="*,*" ColumnDefinitions="*,3*">
+                        <Grid RowDefinitions="*,*" ColumnDefinitions="*,3*" Background="{Binding Converter={StaticResource ElementPropertyProxyToBackgroundConverter}}">
                             <Border Grid.Row="0" Grid.Column="0" HorizontalAlignment="Left"
                                 Height="16" CornerRadius="8" Margin="-4 0" Padding="4 0"
                                 Background="#EAEAEAEA">

diff --git a/src/dotnetCampus.UISpy.Uno/UnoSpyPage.xaml.cs b/src/dotnetCampus.UISpy.Uno/UnoSpyPage.xaml.cs
@@ -65,3 +65,34 @@ private static async ValueTask<ImageSource> RenderBitmap(UIElement element)
         return rtb;
     }
 }
+
+
+
+public class ElementPropertyProxyToBackgroundConverter : IValueConverter
+{
+    public object? Convert(object value, Type targetType, object parameter, string language)
+    {
+        if (value is ElementPropertyProxy elementPropertyProxy)
+        {
+            var color = Colors.Transparent;
+
+            if (elementPropertyProxy.IsNotImplemented)
+            {
+                color = Colors.LightGray;
+            }
+            else if (elementPropertyProxy.IsFailed)
+            {
+                color = Colors.OrangeRed;
+            }
+
+            return new SolidColorBrush(color);
+        }
+
+        return null;
+    }
+
+    public object ConvertBack(object value, Type targetType, object parameter, string language)
+    {
+        throw new NotSupportedException();
+    }
+}