[英]Focus when change to TabItem
I have window with TabControl
and four TabItem
s. 我有一个带有
TabControl
和四个TabItem
的窗口。 And I need to change focus to right textBox
when tab is selected. 当选择选项卡时,我需要将焦点更改为正确的
textBox
。 Is here some right way to do it? 这是正确的方法吗? I tried to use
TabControl_SelectionChanged
event, but it looks like it doesn't work. 我尝试使用
TabControl_SelectionChanged
事件,但看起来不起作用。
private void TabControl_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (((TabItem)((TabControl)sender).SelectedItem).Name == "tab2")
{
UpdateLayout();
textBox2EAN.Focus();
}
e.Handled = true;
}
But if I click on tab2 focus is on DataGrids
's checkbox column. 但是,如果我单击tab2,则焦点将位于
DataGrids
的复选框列上。
TabItem: ... TabItem:...
<TabItem Name="tab2" Header="2" Width="50">
<Grid>
<DataGrid Name="dataGrid" Margin="1" Grid.Column="0" Grid.Row="0" Grid.ColumnSpan="3"
VerticalAlignment="Stretch" HorizontalAlignment="Stretch" MouseDoubleClick="dataGrid_MouseDoubleClick"
ItemsSource="{Binding RadkyDokladu.radky}" CanUserSortColumns="False" PreviewKeyDown="dataGrid_PreviewKeyDown"
AutoGenerateColumns="False" IsReadOnly="True" FontSize="12" SelectionMode="Single" >
<DataGrid.Columns>
<DataGridCheckBoxColumn Header="" Binding="{Binding ZASKRTNUTO}" Width="auto" />
<DataGridTextColumn Header="Náz" Binding="{Binding Artikl_NAME}" Width="*"/>
</DataGrid.Columns>
</DataGrid>
<TextBox Name="textBox2EAN" Grid.Row="2" Grid.Column="1" Grid.ColumnSpan="2" Margin="1"
VerticalContentAlignment="Center" />
</Grid>
</Tabitem>
You can just move it to XAML and let the controls inside the TabItem move focus when they are ready: 您可以将其移至XAML并让TabItem内部的控件在准备就绪时移动焦点:
<TabItem Name="tab2" Header="2" Width="50">
<Grid FocusManager.FocusedElement="{Binding ElementName=textBox2EAN}">
<DataGrid />
<TextBox Name="textBox2EAN" />
</Grid>
</TabItem>
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.