这是Swift 2.0中的示例，还演示了多个选项。
let options = CGWindowListOption(arrayLiteral: CGWindowListOption.ExcludeDesktopElements, CGWindowListOption.OptionOnScreenOnly) let windowListInfo = CGWindowListCopyWindowInfo(options, CGWindowID(0)) let infoList = windowListInfo as NSArray? as? [[String: AnyObject]]
