试图绑定到DataTrigger里面的枚举，为什么它不工作？ [英] Trying to bind to enum inside of DataTrigger, why isn't it working?

问题描述

我希望我的椭圆现在是红色的。

I would expect my Ellipse to be Red right now.

<UserControl x:Class="BenchmarkPlus.PMT.UI.Views.NotificationIndicator"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
             xmlns:Models="clr-namespace:BenchmarkPlus.PMT.UI.Models"
             mc:Ignorable="d"
             d:DesignHeight="300"
             d:DesignWidth="300"
             x:Name="root"
             DataContext="{x:Static Models:NotificationType.Error}">
  <Grid>
    <Ellipse>
      <Ellipse.Style>
        <Style TargetType="Ellipse">
          <Setter Property="Fill"
                  Value="Blue" />
          <Style.Triggers>
            <DataTrigger Binding="{Binding}"
                         Value="{x:Static Models:NotificationType.Info}">
              <Setter Property="Fill"
                      Value="Green" />
            </DataTrigger>
            <DataTrigger Binding="{Binding}"
                         Value="{x:Static Models:NotificationType.Error}">
              <Setter Property="Fill"
                      Value="Red" />
            </DataTrigger>
          </Style.Triggers>
        </Style>
      </Ellipse.Style>
    </Ellipse>
  </Grid>
</UserControl>

推荐答案

这在VS2010设计器中似乎不起作用，但在VS11中。另一个原因要切换到VS11 beta：）

This doesn't appear to work in VS2010 designer, but does in VS11. Yet another reason to switch to VS11 beta :)

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