fun createListener4WithSpeed(onTaskStart: onTaskStart? = null, onConnectStart: onConnectStart? = null, onConnectEnd: onConnectEnd? = null, onInfoReadyWithSpeed: onInfoReadyWithSpeed? = null, onProgressBlockWithSpeed: onProgressBlockWithSpeed? = null, onProgressWithSpeed: onProgressWithSpeed? = null, onBlockEndWithSpeed: onBlockEndWithSpeed? = null, onTaskEndWithSpeed: onTaskEndWithSpeed): DownloadListener4WithSpeed
A concise way to create a DownloadListener4WithSpeed, only the DownloadListener4WithSpeed.taskEnd is necessary.