'宣言 Event LayersChanged As System.EventHandler
'使用法 Dim instance As IMapperOwner Dim handler As System.EventHandler AddHandler instance.LayersChanged, handler
event System.EventHandler LayersChanged
'宣言 Event LayersChanged As System.EventHandler
'使用法 Dim instance As IMapperOwner Dim handler As System.EventHandler AddHandler instance.LayersChanged, handler
event System.EventHandler LayersChanged