'宣言 Public Event PagesChanging As PagesChangeEventHandler
'使用法 Dim instance As PreviewPages Dim handler As PagesChangeEventHandler AddHandler instance.PagesChanging, handler
public event PagesChangeEventHandler PagesChanging
'宣言 Public Event PagesChanging As PagesChangeEventHandler
'使用法 Dim instance As PreviewPages Dim handler As PagesChangeEventHandler AddHandler instance.PagesChanging, handler
public event PagesChangeEventHandler PagesChanging