/// <summary>
/// 点击 下载 选项之后弹出文件选择对话框选择保存位置和文件重命名
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void StartDownLoadMenuItemWork(object sender, RoutedEventArgs e)
{
FileInfo fi = FTPListView.SelectedItem as FileInfo;
downloadFileName = fi.FileName;
downloadFileSize = fi.FileSize.Split(' ')[0];
SaveFileDialog sfd = new SaveFileDialog();
sfd.Filter = "所有文件（*.*）|*.*";
sfd.FileName = sfd.FileName + downloadFileName;
DialogResult dr = sfd.ShowDialog();
if (dr == System.Windows.Forms.DialogResult.OK)
{
localFileName = System.IO.Path.GetFileName(sfd.FileName);
downloadFileFolder = System.IO.Path.GetDirectoryName(sfd.FileName);
try
{
string totalSize;
long total = 0L;
string remotePath = FTPLogin.ftp.showCurrentDir();
FTPLogin.ftp.chDir(remotePath + "/" + downloadFileName);
string[] currentFileList = FTPLogin.ftp.Dir("");
foreach (string item in currentFileList)
{
if (item.Equals(""))
{
continue;
}
string tempFileName = item.Substring(0, item.Length - 1);
total += FTPLogin.ftp.GetFileSize(tempFileName) / 1024;
}
totalSize = string.Format("{0:N0}", total);
downloadFileSize = totalSize;
downloadTask = new DownLoadTaskDescribe(downloadFileName, downloadFileSize, downloadFileFolder, "");
downloadWorker.RunWorkerAsync("multi file");
cancelBtn.IsEnabled = true;
//SolidColorBrush sc = new SolidColorBrush();
//sc.Color = Color.FromRgb(0x36, 0xBA, 0xFE);
//cancelBtn.Background = sc;
}
catch (Exception)
{
downloadTask = new DownLoadTaskDescribe(downloadFileName, downloadFileSize, downloadFileFolder, localFileName);
downloadWorker.RunWorkerAsync("single file");
cancelBtn.IsEnabled = true;
//SolidColorBrush sc = new SolidColorBrush();
//sc.Color = Color.FromRgb(0x36, 0xBA, 0xFE);
//cancelBtn.Background = sc;
}
}
}
/// <summary>
/// 具体的下载方法
/// </summary>
/// <param name="worker"></param>
/// <param name="e"></param>
/// <param name="task"></param>
/// <returns></returns>
private bool DownloadWork(BackgroundWorker worker, DoWorkEventArgs e, DownLoadTaskDescribe task)
{
if (e.Argument.Equals("single file"))
{
return(FTPLogin.ftp.DownLoadSingleFile(task.DownloadFileName, task.LocalFileFolder, task.LocalFileName, task.DownloadFileSize, worker, e));
}
else if (e.Argument.Equals("multi file"))
{
//FTPLogin.ftp.Get("", task.LocalFileFolder, task.DownloadFileSize, worker, e);
return(true);
}
else
{
//.PutSingleFile(task.DownloadFileName, worker, e);
return(true);
}
//return FTPLogin.ftp.DownLoadSingleFile(task.DownloadFileName, task.LocalFileFolder, task.LocalFileName,task.DownloadFileSize,worker,e );
}
