想让SelectedValue绑定生效,关键三个属性: ItemsSource SelectedValue (也可以使用SelectedItem进行替换!) DisplayMemberPath 前台代码: <ComboBoxhc:TitleElement.Title="选择输入"ItemsSource="{Binding ListInput}"SelectedValue="{Binding proprecessImage.CurSelectInput, Mode=TwoWay}"DisplayMemberPath="DisplayName"></C...
步骤3:创建 XAML 视图 更新MainWindow.xaml 以创建包含 ComboBox 控件的窗口,以及一个 Label 控件以显示当前 选择的语言: <Windowx:Class="WpfComboBox.MainWindow"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:d="http://...
<ComboBox Margin="-16,3,0,5"Grid.Row="1"Grid.Column="2"Grid.ColumnSpan="2"Name="cboxLocationKeyword"ItemsSource="{Binding LocationSource,Mode=OneWay}"SelectedValuePath="ID"DisplayMemberPath="Info"SelectedItem="{Binding SelectLocation}"/> ViewModel publicclassLocationRoad {publicintID {set;get;...
<ComboBox Width="200" HorizontalAlignment="Left" ItemsSource="{Binding CombboxList}" SelectedItem="{Binding CombboxItem}" DisplayMemberPath="Text" SelectedValuePath="Key" ></ComboBox> </StackPanel> <StackPanel DockPanel.Dock="Right" Orientation="Horizontal" VerticalAlignment="Center" Margin="20 ...
1. 把Product中的ProductType改成ProductId,并使用SelectedValuePath来解决这个问题。 把SelectedValuePath设为ID, 去掉SelectedItem的绑定,把SelectedValue设为{Binding Path=} 2.重载ProductType的Equals方法,根据Id判断两个ProductType是否相等。 WPF的Selector根据Object.Equals方法来判断SelectedItem ...
Margin="10,0,0,0"FontSize="13"Label="StudentName"HorizontalContentAlignment="Right"><ComboBox Width="150"HorizontalAlignment="Left"SelectedIndex="3"DisplayMemberPath="Value"SelectedValuePath="Key"ItemsSource="{Binding StudentDic}"/></dxlc:LayoutItem> ...
2.设置SelectedValuePath,则SelectedValue根据路径绑定对象 1. 查看绑定情况,此时SelectedValue绑定对象是SelectValueFruitName(Name字符串) 1. 示例代码 UseComboBox 参考资料 Step by Step WPF Data Binding with Comboboxes WPF之SelectedValue与SelectedValuePath ...
SelectedValue="{Binding Path=ViewModel.SelectedFamilyNameID, Mode=TwoWay, RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type UserControl}}}" Validation.ErrorTemplate="{x:Null}" Visibility="{Binding ComboBoxVisibility}" > ...
<ComboBox ItemsSource="{Binding myData}" DisplayMemberPath="Name" /> 设置ComboBox的SelectedValuePath属性:如果你希望在选择ComboBox选项时能够获取到选项的某个属性值,可以设置ComboBox的SelectedValuePath属性。例如,如果你希望获取选项的"ID"属性值,可以这样设置: ...
<dxlc:LayoutItem Margin="10,0,0,0" FontSize="13" Label="StudentName" HorizontalContentAlignment="Right"> <ComboBox Width="150" HorizontalAlignment="Left" SelectedIndex="3" DisplayMemberPath="Value" SelectedValuePath="Key" ItemsSource="{Binding StudentDic}" /> </dxlc:LayoutItem> ...