using System; using System.Collections.Generic; using System.ComponentModel; using System.Drawing; using System.Data; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace LibTest { public partial class UCTestKeyCode : UserControl { public UCTestKeyCode() { InitializeComponent(); } private void UCTestKeyCode_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Space) { Cursor = Cursors.WaitCursor; return; } } } }