'宣言 Public ReadOnly Property Action As RibbonPreviewAction
'使用法 Dim instance As BasePreviewElement Dim value As RibbonPreviewAction value = instance.Action
public RibbonPreviewAction Action {get;}
'宣言 Public ReadOnly Property Action As RibbonPreviewAction
'使用法 Dim instance As BasePreviewElement Dim value As RibbonPreviewAction value = instance.Action
public RibbonPreviewAction Action {get;}