共用方式為


GroupBox.MouseDown 事件

定義

發生於滑鼠指標位於控制項上,使用者按下滑鼠按鈕時。

public:
 event System::Windows::Forms::MouseEventHandler ^ MouseDown;
[System.ComponentModel.Browsable(false)]
public event System.Windows.Forms.MouseEventHandler MouseDown;
[System.ComponentModel.Browsable(false)]
public event System.Windows.Forms.MouseEventHandler? MouseDown;
[<System.ComponentModel.Browsable(false)>]
member this.MouseDown : System.Windows.Forms.MouseEventHandler 
Public Custom Event MouseDown As MouseEventHandler 

事件類型

MouseEventHandler
屬性

適用於