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