'宣言 Protected Function ShouldSerializeThumbnailSize() As System.Boolean
'使用法 Dim instance As C1PreviewThumbnailView Dim value As System.Boolean value = instance.ShouldSerializeThumbnailSize()
protected System.bool ShouldSerializeThumbnailSize()
戻り値の型
True if ThumbnailSize should be serialized, false otherwise.