'宣言 Public ReadOnly Property SelectAll As ButtonActionElement
'使用法 Dim instance As ContextMenuElements Dim value As ButtonActionElement value = instance.SelectAll
public ButtonActionElement SelectAll {get;}
'宣言 Public ReadOnly Property SelectAll As ButtonActionElement
'使用法 Dim instance As ContextMenuElements Dim value As ButtonActionElement value = instance.SelectAll
public ButtonActionElement SelectAll {get;}