'宣言 Protected Sub ResetThumbnailButtonImage()
'使用法 Dim instance As C1RibbonPreviewDialog instance.ResetThumbnailButtonImage()
protected void ResetThumbnailButtonImage()
'宣言 Protected Sub ResetThumbnailButtonImage()
'使用法 Dim instance As C1RibbonPreviewDialog instance.ResetThumbnailButtonImage()
protected void ResetThumbnailButtonImage()