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