<ListBox Grid.Row="1"Grid.Column="0"ItemsSource="{Binding CountryList}"x:Name="countryLbx"DisplayMemberPath="CountryName"/> <TextBlock Text="State"Grid.Row="0"Grid.Column="1"/> <ListBox Grid.Row="1"Grid.Column="1"ItemsSource="{Binding Path=SelectedItem.StateList,ElementName=countryLbx}...
ListBox的SelectedItems属性是只读属性,没法直接绑定。 一般的处理方式是在命令中通过命令参数传递到ViewModel里面。 现在通过附加属性来解决这个问题 效果 后台代码 1usingMicrosoft.Toolkit.Mvvm.ComponentModel;2usingMicrosoft.Toolkit.Mvvm.Input;3usingSystem;4usingSystem.Collections;5usingSystem.Collections.Generic;6usin...
再后来接触到了MVVM，更加体会到了以MVVM模式开发WPF带来的好处。现在除非要求已经不再用Winform了，小工...
MVVM的目的是为了最大限度地降低了Xaml文件和CS文件的耦合度，分离界面和业务逻辑，所以我们要尽可能的在...
在WPF中,当你有一个ListBox嵌套在另一个ListBox中时,要将子ListBox的item作为参数传递给ViewModel,你可以遵循MVVM模式的原则,并通过数据绑定和命令来实现。以下是详细的步骤和示例代码,帮助你实现这一功能: 1. 在ViewModel中定义命令和属性 首先,在ViewModel中定义一个命令,用于处理子ListBox项的点击或选择事件,并...
我认为您可以将 ViewModel 中的属性（假设它称为 SelectedIdx）绑定到 SelectedIndex ，绑定模式可以选择 ...
WPF DataGrid MVVM 绑定 SelectedCells 首先增加一个附加属性类 DataGridSelectedCellsBehavior public class DataGridSelectedCellsBehavior { public static IList<DataGridCellInfo> GetSelectedCells(DependencyObject obj) { return (IList<DataGridCellInfo>)obj.GetValue(SelectedCellsProperty);...
Binding a command from ViewModel to an event within a UserControl Binding a DataTable to a DataGrid using two-way mode Binding a DependencyProperty to selectedItem of Combobox Binding a Dictionary<int, List<class>> to DataGrid Binding a FlowDocument to a RichTextBox in an MVVM project B...
https://stackoverflow.com/questions/11142976/how-to-support-listbox-selecteditems-binding-with-mvvm-in-a-navigable-applicatio Thanks It would be realy great if you could implement the SelectedItems inside the DataGird/Listbox. Right now there is, as far as I know, just one solution, that wo...
Binding a command from ViewModel to an event within a UserControl Binding a DataTable to a DataGrid using two-way mode Binding a DependencyProperty to selectedItem of Combobox Binding a Dictionary<int, List<class>> to DataGrid Binding a FlowDocument to a RichTextBox in an MVVM project Binding...