[WPF 키보드] WPF 키보드 입력 후킹

Programming/WPF

[WPF 키보드] WPF 키보드 입력 후킹

푸어맨 2017. 7. 3. 17:56

[WPF Key Input] WPF Keyboard Input Hooking

namespace Macro
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        System.Timers.Timer timer = new System.Timers.Timer();
        public MainWindow()
        {
            InitializeComponent();
    
            CompositionTarget.Rendering += new EventHandler(CompositionTarget_Rendering);
    
        void CompositionTarget_Rendering(object sender, EventArgs e)
        {
            string input = GetInputKey();
    
            if (input != "")
            {
                lKeyInput.Content = input;
            }           
        }
        
        string GetInputKey()
        {
            string input = "";
            
            foreach (int value in Enum.GetValues(typeof(Key)))
            {
                if (value == 0 || value==9) continue;
                Key k = (Key)value;
                if ((Keyboard.GetKeyStates(k) & KeyStates.Down) > 0)
                {
                    input = k.ToString();
                    break;
                }
            }
    
            return input;
        } 
    }
}

-Reference

https://stackoverflow.com/questions/4266378/how-do-i-capture-key-down-in-wpf