我正在尝试访问列表视图中的文本块和文本框,但无法在C#代码中获取它们,因为它们位于ItemTemplate和DataTemplate中。以下是XAML代码的示例:
<ListView x:Name="VehicleList" HorizontalAlignment="Center" Height="120" Margin="0" VerticalAlignment="Center" Width="1119" Background="{ThemeResource CheckBoxDisabledForegroundThemeBrush}" SelectionChanged="VehicleList_SelectionChanged">
<ListView.ItemTemplate>
<DataTemplate>
<Grid x:Name="VehicleGrid" Height="52" Width="1117" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="20,0,0,0">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="318*"/>
<ColumnDefinition Width="425*"/>
<ColumnDefinition Width="366*"/>
</Grid.ColumnDefinitions>
<TextBlock x:Name="Year" Grid.Column="0" TextWrapping="Wrap" Text="{Binding Year}" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0,20,0,0" Height="52" Grid.ColumnSpan="1" TextAlignment="Center" Width="321" FontSize="26.667"/>
<TextBlock x:Name="Make" Grid.Column="1" TextWrapping="Wrap" Text="{Binding Make}" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0,20,0,0" Height="52" Grid.ColumnSpan="1" TextAlignment="Center" Width="425" FontSize="26.667" />
<TextBlock x:Name="Model" Grid.Column="2" TextWrapping="Wrap" Text="{Binding Model}" HorizontalAlignment="Center" VerticalAlignment="Center" Margin="0,20,0,0" Height="52" Grid.ColumnSpan="1" TextAlignment="Center" Width="366" FontSize="26.667"/>
<TextBox x:Name="AddYear" Grid.Column="0" TextWrapping="Wrap" Text="TextBlock" HorizontalAlignment="Center" VerticalAlignment="Center" Height="52" Grid.ColumnSpan="1" TextAlignment="Center" Width="321" FontSize="26.667" Visibility="Collapsed"/>
<TextBox x:Name="AddMake" Grid.Column="1" TextWrapping="Wrap" Text="TextBlock" HorizontalAlignment="Center" VerticalAlignment="Center" Height="52" Grid.ColumnSpan="1" TextAlignment="Center" Width="425" FontSize="26.667" Visibility="Collapsed"/>
<TextBox x:Name="AddModel" Grid.Column="2" TextWrapping="Wrap" Text="TextBlock" HorizontalAlignment="Center" VerticalAlignment="Center" Height="52" Grid.ColumnSpan="1" TextAlignment="Center" Width="366" FontSize="26.667" Visibility="Collapsed"/>
</Grid>
</DataTemplate>
</ListView.ItemTemplate>
</ListView>
有没有办法在DataTemplate中获取这些项?
发布于 2016-02-18 04:44:24
如果您可以通过单击按钮来完成此操作;您可以使用CommandParameter或遍历VisualTree,如以下两个链接所示:
How to get text from TextBox inside ListViewItem's DataTemplate
发布于 2016-02-18 05:45:47
正如我所看到的,您已经使用了绑定。
在VehicleList_SelectionChanged
上,您可以执行以下操作
List<YouClass-Model> selectedItems = VehicleList.SelectedItems.Cast<YouClass-Model>().ToList();
或者,如果您使用ItemClicked EventHandler
YouClass-Model itemClicked = (YouClass-Model)e.ClickedItem)
这样您就可以加载绑定的数据。ex itemClicked.Model
还要确保您正确绑定了数据
发布于 2018-06-28 03:45:15
若要从索引或数据中获取UI控件,请使用listView.ContainerFromIndex
或listView.ContainerFromItem
。这是UWP中公认的方式。
https://stackoverflow.com/questions/35466813
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