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CXDownload
实现Swift断点续传下载,支持Objective-C。包含大文件下载,后台下载,杀死进程,重新启动时继续下载,设置下载并发数,监听网络改变等。
示例项目
要运行示例项目,首先克隆repo,并从示例目录运行“pod install”。
安装
CXDownload可通过 CocoaPods 获得。安装 只需将下面一行添加到您的Podfile中:
pod 'CXDownload'
预览
说明
- CXDownloadManager.swift: 下载任务处理管理
- CXDownloadTaskProcessor.swift: 下载任务处理
- CXDownloadModel.swift: 下载模型
- CXDownloadDatabaseManager.swift: 下载数据库管理
- FileUtils.swift: 文件工具
- Logger.swift: 日志输出
- StringEx.swift: String扩展cxd_md5、cxd_sha2属性
- ...
使用
注意:为了更好的理解使用,请查看工程示例。
监听下载状态和进度
func addNotification() {
NotificationCenter.default.addObserver(self, selector: #selector(downloadStateChange(_:)), name: CXDownloadConfig.stateChangeNotification, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(downloadProgressChange(_:)), name: CXDownloadConfig.progressNotification, object: nil)
}
@objc func downloadStateChange(_ noti: Notification) {
guard let downloadModel = noti.object as? CXDownloadModel else {
return
}
if downloadModel.state == .finish {
CXDLogger.log(message: "filePath: \(downloadModel.localPath ?? "")", level: .info)
} else if downloadModel.state == .error || downloadModel.state == .cancelled {
if let stateInfo = downloadModel.stateInfo {
CXDLogger.log(message: "error: \(stateInfo.code), message: \(stateInfo.message)", level: .info)
}
}
}
@objc func downloadProgressChange(_ noti: Notification) {
guard let downloadModel = noti.object as? CXDownloadModel else {
return
}
CXDLogger.log(message: "[\(downloadModel.url)] \(Int(downloadModel.progress * 100)) %", level: .info)
}
下载
- 默认下载目录和文件名
CXDownloadManager.shared.download(url: urls[0])
downloadButton1.dl.download(url: urls[0])
- 自定义下载目录和文件名
CXDownloadManager.shared.download(url: urls[1], toDirectory: "Softwares", fileName: "MacDict_v1.20.30.dmg")
downloadButton2.dl.download(url: urls[1], toDirectory: "Softwares", fileName: "MacDict_v1.20.30.dmg")
暂停
CXDownloadManager.shared.pause(url: urls[0])
pauseButton1.dl.pauseTask(url: urls[0])
取消
CXDownloadManager.shared.cancel(url: urls[0])
cancelButton1.dl.cancelTask(url: urls[0])
删除下载文件
CXDownloadManager.shared.deleteTaskAndCache(url: urls[0])
CXDownloadManager.shared.deleteTaskAndCache(url: urls[1], atDirectory: "Softwares", fileName: "MacDict_v1.20.30.dmg")
deleteButton1.dl.deleteTaskAndCache(url: urls[0])
deleteButton2.dl.deleteTaskAndCache(url: urls[1], atDirectory: "Softwares", fileName: "MacDict_v1.20.30.dmg")
作者
chenxing, [email protected]
许可证
CXDownload在MIT许可下可用。有关更多信息,请参见许可证文件。