public override void SetDownloaderFromBreakpoint(DownloaderMessage Message)
{
if (State != DownloadState.Uninitialized)
{
return;
}
this.Message = Message;
State = DownloadState.Prepared;
}
public override void SetDownloaderFromBreakpoint(DownloaderMessage mes)
{
if (State != DownloadState.Uninitialized)
{
return;
}
//触发事件指示控件加载已完成
Message = mes;
speedHelper.CurrentValue = mes.DownloadSize;
State = DownloadState.Prepared;
}
public override void SetDownloader(DownloaderSettings settings)
{
if (State != DownloadState.Uninitialized)
{
return;
}
Message = new DownloaderMessage();
Message.DownloaderType = Type;
Message.DownloadSize = 0;
Message.FileName = Path.GetFileNameWithoutExtension(settings.FileName);
Message.Extention = Path.GetExtension(settings.FileName);
Message.FileSize = null;
Message.TempFilePath = Path.Combine(
Windows.Storage.ApplicationData.Current.LocalCacheFolder.Path,
StorageTools.StorageManager.GetTemporaryName() + settings.FileName);
Message.URL = settings.Url;
State = DownloadState.Prepared;
return;
}
public override void SetDownloader(DownloaderSettings settings)
{
if (State != DownloadState.Uninitialized)
{
return;
}
try
{
Message = new DownloaderMessage();
Message.DownloaderType = Type;
//设置文件信息
Message.FileSize = settings.Size;
Message.URL = settings.Url;
Message.FileName = Path.GetFileNameWithoutExtension(settings.FileName);
Message.Extention = Path.GetExtension(settings.FileName);
//安排线程
Message.Threads.ArrangeThreads((long)Message.FileSize, settings.Threads <= 0 ? StorageTools.Settings.ThreadNumber : ((int)settings.Threads));
//申请临时文件
Message.TempFilePath = settings.FilePath;
State = DownloadState.Prepared;
}
catch (Exception e) { HandleError(e, CurrentOperationCode); }
}
/// <summary> /// 使用Message从断点恢复下载器 /// </summary> public abstract void SetDownloaderFromBreakpoint(DownloaderMessage message);
