Control.ModifierKeys 属性

定义

命名空间:

System.Windows.Forms

程序集:

System.Windows.Forms.dll

获取一个表示哪个修改键（Shift、Ctrl 和 Alt）处于按下状态的值。

public:
 static property System::Windows::Forms::Keys ModifierKeys { System::Windows::Forms::Keys get(); };

public static System.Windows.Forms.Keys ModifierKeys { get; }

member this.ModifierKeys : System.Windows.Forms.Keys

Public Shared ReadOnly Property ModifierKeys As Keys

属性值

Keys

Keys 值的按位组合。 默认值为 None。

示例

下面的代码示例在单击按钮时按下 Ctrl 键时隐藏按钮。 此示例要求你在 Button button1 a Form.

private:
   void button1_Click( Object^ sender, System::EventArgs^ /*e*/ )
   {
      /* If the CTRL key is pressed when the
         * control is clicked, hide the control. */
      if ( Control::ModifierKeys == Keys::Control )
      {
         (dynamic_cast<Control^>(sender))->Hide();
      }
   }

private void button1_Click(object sender, System.EventArgs e)
{
   /* If the CTRL key is pressed when the 
      * control is clicked, hide the control. */
   if(Control.ModifierKeys == Keys.Control)
   {
      ((Control)sender).Hide();
   }
}

Private Sub button1_Click(sender As Object, _
  e As EventArgs) Handles button1.Click
   ' If the CTRL key is pressed when the 
   ' control is clicked, hide the control. 
   If Control.ModifierKeys = Keys.Control Then
      CType(sender, Control).Hide()
   End If
End Sub

另请参阅

• Keys