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Reading individual key state with Keyboard IsKeyDown

<Window x: Class="WpfApplication1.Window1"     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"     Title="KeyboardInput" Height="300" Width="300">     <Grid>              </Grid> </Window> //File:Window.xaml.vb Imports System Imports System.Collections.Generic Imports System.Text Imports System.Windows Imports System.Windows.Controls Imports System.Windows.Data Imports System.Windows.Documents Imports System.Windows.Input Imports System.Windows.Media Imports System.Windows.Media.Imaging Imports System.Windows.Shapes Imports System.Windows.Threading Imports System.Diagnostics Namespace WpfApplication1   Public Partial Class Window1     Inherits System.Windows.Window     Private dt As New DispatcherTimer()     Public Sub New()       InitializeComponent()       dt.Interval = TimeSpan.FromSeconds(0.5)       AddHandler dt.Tick, New EventHandler(AddressOf dt_Tick)       dt.Start()     End Sub     Private Sub dt_Tick(sender As Object, e As EventArgs)       If (Keyboard.Modifiers And ModifierKeys.Control) <> 0 Then         Console.WriteLine("ModifierKeys.Control")       End If       Dim homeKeyPressed As Boolean = Keyboard.IsKeyDown(Key.Home)       Debug.WriteLine("Home pressed: " & homeKeyPressed)     End Sub   End Class End Namespace