//WatchManager是WatchOpImpl的子类,须在1.3配置好sdkWatchManagerwatchManager=WatchManager.getInstance();//watchPath:设备存在的表盘文件路径//OnFatFileProgressListener:进度监听器watchManager.deleteWatchFile(watchPath,newOnFatFileProgressListener(){@OverridepublicvoidonStart(StringfilePath){//回调开始}@OverridepublicvoidonProgress(floatprogress){//回调进度}@OverridepublicvoidonStop(intresult){//回调结束//result:0—成功非0是错误码,参考FatFsErrCode}});