using System;
using System.Windows.Forms;
public class MyTextBox :System.Windows.Forms.TextBox
{
// Override IsInputKey method to identify the Special keys
protected override bool IsInputKey( System.Windows.Forms.Keys keyData )
{
switch ( keyData)
{
// Add the list of special keys that you want to handle
case Keys.Tab:
return true;
default:
return base.IsInputKey(keyData);
}
}
}
就是这样做,这样就按Tab键就可以触发KeyDown,KeyUp事件了!