Responds to the KeyDown and KeyUp events : Key Event « Events « Silverlight

1. Silverlight
2. Events
3. Key Event

Responds to the KeyDown and KeyUp events

   

<UserControl x:Class='SilverlightApplication3.MainPage'
    xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' 
    xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
    xmlns:d='http://schemas.microsoft.com/expression/blend/2008' 
    xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' 
    mc:Ignorable='d' 
    KeyDown="Page_KeyDown"
    d:DesignWidth='640' d:DesignHeight='480'>
  
    <Canvas x:Name="LayoutRoot" Background="Black">
        <TextBlock x:Name="myTextBlock" Foreground="White" Text="Waiting..." />
  </Canvas>
</UserControl>


//File: Page.xaml.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace SilverlightApplication3
{
    public partial class MainPage : UserControl
    {
        public MainPage()
        {
            InitializeComponent();
            this.KeyUp += new KeyEventHandler(Page_KeyUp);                       
        }

        private void Page_KeyUp(object sender, KeyEventArgs e)                  
        {
            myTextBlock.Text = "Key (" + e.Key + ") was released.";            
        }

        private void Page_KeyDown(object sender, KeyEventArgs e)
        {
            myTextBlock.Text = "Key (" + e.Key + ") is down.";
        }
    }
}

   
    
    
  

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