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此代碼工作(當ControlType = 「下拉列表」,然後背景黃色):如何在DataTrigger中切換TextBlock的可見性?
<Window x:Class="TestCollapsed.Views.MainView"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:c="clr-namespace:TestCollapsed.Commands"
Title="Main Window" Height="400" Width="800">
<Window.Resources>
<Style x:Key="DropDownStyle" TargetType="TextBlock">
<Style.Triggers>
<DataTrigger Binding="{Binding ControlType}" Value="dropDown">
<Setter Property="Background" Value="Yellow"/>
</DataTrigger>
</Style.Triggers>
</Style>
</Window.Resources>
<StackPanel>
<TextBlock Visibility="Visible"
Text="This is going to be the dropdown control."
Style="{StaticResource DropDownStyle}"/>
</StackPanel>
</Window>
但是這個代碼不不工作(當ControlType = 「下拉列表」,然後將TextBlock仍然隱形):
<Window x:Class="TestCollapsed.Views.MainView"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:c="clr-namespace:TestCollapsed.Commands"
Title="Main Window" Height="400" Width="800">
<Window.Resources>
<Style x:Key="DropDownStyle" TargetType="TextBlock">
<Style.Triggers>
<DataTrigger Binding="{Binding ControlType}" Value="dropDown">
<Setter Property="Visibility" Value="Visible"/>
</DataTrigger>
</Style.Triggers>
</Style>
</Window.Resources>
<StackPanel>
<TextBlock Visibility="Collapsed"
Text="This is going to be the dropdown control."
Style="{StaticResource DropDownStyle}"/>
</StackPanel>
</Window>
的風格我爲什麼不能設置的知名度,我可以的背景?
我不得不做出這樣的錯誤10次才沉沒 – 2009-09-14 17:24:17
是啊,我也一樣。現在,這是我在使用觸發器查看代碼時首先要注意的事情。 – 2009-09-14 17:43:51
這正是問題,謝謝 – 2009-09-15 07:43:21