处理点击"Tab"按钮ComboBox和TextBox上的键 [英] Handle click of "Tab" key on ComboBox and TextBox

问题描述

我想通过代码处理用户在CombBox和TextBox上单击时Tab键的行为，
我试图在ComboBox的KeyUp和KeyDown事件上捕获它，但是我不能！
谁能帮助我，谢谢...

Hi,
I want to handle by code the behavior of the tab key when user clicks it on a CombBox and TextBox,
I tried to catch it on KeyUp and KeyDown events of ComboBox, but I couldn''t!!
Can any one help me plz, thx...

推荐答案

这是PreviewKeyDown事件.这就是全部.

Do this is PreviewKeyDown event. That''s all it takes.

If e.KeyCode = Keys.Tab Then
  e.IsInputKey = True
End If

将Form.KeyPreview设置为true并在表单级别处理Key事件.

Set Form.KeyPreview to true and handle the Key events at the form level.

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