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我正在通过模板控件创建我的第一个自定义控件。现在,它工作得很好,但我不知道如何在我的表中获取的SelectedItem:XAML模板控制如何编写类似SelectedItem的东西
<Style TargetType="local:DiaryControl">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="local:DiaryControl">
<Border
Background="{TemplateBinding Background}"
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}">
<ListBox ItemsSource="{Binding Path=Students, RelativeSource={RelativeSource TemplatedParent}}">
<ListBox.ItemTemplate>
<DataTemplate>
<Grid Width="Auto" HorizontalAlignment="Stretch">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="*"/>
<ColumnDefinition Width="*"/>
</Grid.ColumnDefinitions>
<Grid Column="0" Margin="20,0,10,0">
<TextBlock VerticalAlignment="Center" Text="{Binding Id}"/>
</Grid>
<Grid Column="1" Margin="0,0,20,0">
<TextBlock VerticalAlignment="Center" Text="{Binding FullName}"/>
</Grid>
<Grid Column="2" Margin="0,0,20,0">
<ComboBox VerticalAlignment="Center" Height="20" FontSize="18" SelectedIndex="{Binding Reason, Mode=TwoWay}">
<ComboBoxItem Content="1"/>
<ComboBoxItem Content="2"/>
<ComboBoxItem Content="3"/>
</ComboBox>
</Grid>
...
<Grid Column="5" Margin="0,0,20,0">
<Button VerticalAlignment="Center" Content="{Binding Comment}"/>
</Grid>
</Grid>
</DataTemplate>
</ListBox.ItemTemplate>
</ListBox>
</Border>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
例如,当我触摸文本框,TextBlock的等在生成的表,我想在控制类似的SelectedItem,用选定的对象做一个动作。
谁能帮忙?我可以在哪里了解它?