'宣言 Public Event Activated As System.EventHandler
'使用法 Dim instance As BaseForm Dim handler As System.EventHandler AddHandler instance.Activated, handler
public event System.EventHandler Activated
'宣言 Public Event Activated As System.EventHandler
'使用法 Dim instance As BaseForm Dim handler As System.EventHandler AddHandler instance.Activated, handler
public event System.EventHandler Activated