'宣言 Public ReadOnly Property RibbonPreview As C1RibbonPreview
'使用法 Dim instance As RibbonPreviewGroup Dim value As C1RibbonPreview value = instance.RibbonPreview
public C1RibbonPreview RibbonPreview {get;}
'宣言 Public ReadOnly Property RibbonPreview As C1RibbonPreview
'使用法 Dim instance As RibbonPreviewGroup Dim value As C1RibbonPreview value = instance.RibbonPreview
public C1RibbonPreview RibbonPreview {get;}