WindowsFormsTest/KeyBoardTest/MainWindow.xaml.cs

using System.Windows;
using System.Diagnostics;

namespace KeyBoardTest
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void Btn1_Click(object sender, RoutedEventArgs e)
        {
            Process.Start("C:\\Windows\\System32\\osk.exe");
        }

        private void Btn2_Click(object sender, RoutedEventArgs e)
        {
            Process.Start("C:\\Windows\\System32\\osk.exe");
        }
    }
}