Command Handler Key Binding : Command « Windows Presentation Foundation « C# / C Sharp

1. C# / C Sharp
2. Windows Presentation Foundation
3. Command

Command Handler Key Binding

  



<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="commandWithHandler" Name="root">
  
  <Window.CommandBindings>
    <CommandBinding Command="ApplicationCommands.Open"
                    Executed="OpenCmdExecuted"
                    CanExecute="OpenCmdCanExecute"/>
  </Window.CommandBindings>


  <Window.InputBindings>
    <KeyBinding Command="ApplicationCommands.Open" Gesture="CTRL+R" />
  </Window.InputBindings>

  <StackPanel>
    <Button Command="ApplicationCommands.Open" Name="MyButton"
            Height="50" Width="200">
      Open (KeyBindings: Ctrl+R, Ctrl+0)
    </Button>
  </StackPanel>
</Window>
//File:Window.xaml.cs

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;

namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        void OpenCmdExecuted(object target, ExecutedRoutedEventArgs e)
        {
            String command, targetobj;
            command = ((RoutedCommand)e.Command).Name;
            targetobj = ((FrameworkElement)target).Name;
            MessageBox.Show(command +  " : " + targetobj);
        }
        void OpenCmdCanExecute(object sender, CanExecuteRoutedEventArgs e)
        {
            e.CanExecute = true;
        }
    }
}

   
    
  

Related examples in the same category

1.	Built-In Command Bindings
2.	Help command
3.	Button CommandTarget Binding
4.	Creating CommandBinding and attaching an Executed and CanExecute handler
5.	Creating a KeyBinding between the Open command and Ctrl-R
6.	Command Handler Command Binding in Xaml
7.	Bind the Button to a Command
8.	Command Enabling
9.	Using CommandBinding and ExecutedRoutedEventHandler to bind Application event to an event handler method
10.	Create CommandBindings in Xaml and bind to Button
11.	Bind TextBox save command to CommandBinding
12.	Use TextBox.CommandBindingst to bind command
13.	Parse command line arguments and make them available to an application.
14.	Handle a Button Click with Shared button click handler