'宣言 Public Event PageCountChanged As System.EventHandler
'使用法 Dim instance As C1DocumentSource Dim handler As System.EventHandler AddHandler instance.PageCountChanged, handler
public event System.EventHandler PageCountChanged
'宣言 Public Event PageCountChanged As System.EventHandler
'使用法 Dim instance As C1DocumentSource Dim handler As System.EventHandler AddHandler instance.PageCountChanged, handler
public event System.EventHandler PageCountChanged