<Button Command="ApplicationCommands.Open"CommandManager.Executed="Button_Executed"CommandManager.CanExecute="Button_CanExecute"Content="{Binding RelativeSource={RelativeSource Self},Path=Command.Text}"/>privateboolflag =true;privatevoidButton_Executed(objectsender, ExecutedRoutedEventArgs e) { MessageBox.Show(...
1、新建一个按钮内容如下 <Button Name="btnOK"Content="确定"Height="20"Width="50"Background="#00FF99"HorizontalAlignment="Left"Margin="442,30,0,0"VerticalAlignment="Top"Command="{Binding ConfirmCommand}"> <Button.CommandParameter> <MultiBinding Converter="{ StaticResource ResourceKey=objectConverte...
<Button Content="点击传递" Command="{Binding DynamicParamCmd}"> <Button.CommandParameter> <MultiBinding Converter="{StaticResource uic}"> <Binding ElementName="txtUName" Path="Text"/> <Binding ElementName="txtUSex" Path="Text"/> <Binding ElementName="txtUPhone" Path="Text"/> <Binding Elemen...
Command="{x:Static ApplicationCommands.Close}">Close</Button></StatusBarItem></StatusBar><ContentPresenter/></DockPanel></ControlTemplate></Setter.Value></Setter></Style></Window.Style> 我们接着要通过把命令绑定添加到窗口中让窗口关闭。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 /// <s...
<Button Grid.Row="4" Content="New Student" Command="New" CommandParameter="Student" /> <ListBox Grid.Row="6" Name="NewItemListBox" Height="117" VerticalAlignment="Bottom" /> </Grid> <Window.CommandBindings> <CommandBinding Command="New" ...
首先,如果您正在执行 MVVM,您通常可以通过与视图绑定的单独属性为您的 VM 提供此信息。这使您不必将任何参数传递给您的命令。 但是,您也可以多重绑定并使用转换器来创建参数: <ButtonContent="Zoom"Command="{Binding MyViewModel.ZoomCommand"><Button.CommandParameter><MultiBindingConverter="{StaticResource YourConve...
<Button Height="23"Command="{Binding AddCommand}"Content="计算" HorizontalAlignment="Left"Margin="20,0,0,49"Name="button1"VerticalAlignment="Bottom"Width="75"> <Button.CommandParameter> <MultiBinding Converter="{StaticResource ParameterConverter}"> ...
<Button Content="Click Me" Command="{Binding MyCommand}" /> 参数化命令: 假设有一个命令,用于处理删除某个特定项目的操作。可以将该命令定义为带有参数的命令,以便接收要删除的项目作为参数。 publicclassDeleteCommand:ICommand{publiceventEventHandlerCanExecuteChanged;publicboolCanExecute(objectparameter){// 判断...
ordViewSource.View.Refresh(); } private void DeleteOrderCommandHandler(object sender, ExecutedRoutedEventArgs e) { // Get the Order in the row in which the Delete button was clicked. Order obj = e.Parameter as Order; Delete_Order(obj); } 執行應用程式 若要開始偵錯,請...
这节我们介绍一下WPF中比较重要的接口ICommand,也是WPF中一个新的特性,做过WinForm朋友都知道,WinForm开发是基于事件驱动开发模式,比如一个Button有Click事件,当我点击该按钮时,在当前页面会执行具体的业务,这样带来的UI和业务层产生紧密的耦合,WPF也继承了WinForm这一旧的开发模式,同时给我们添加了新的方法,使得UI和...