'宣言 Public ReadOnly Property HistoryPrev As ButtonPreviewElement
'使用法 Dim instance As RibbonElements Dim value As ButtonPreviewElement value = instance.HistoryPrev
public ButtonPreviewElement HistoryPrev {get;}
'宣言 Public ReadOnly Property HistoryPrev As ButtonPreviewElement
'使用法 Dim instance As RibbonElements Dim value As ButtonPreviewElement value = instance.HistoryPrev
public ButtonPreviewElement HistoryPrev {get;}