private void btn_uplaod_Click(object sender, RoutedEventArgs e)
{
if (ismanager)
{
userfilename = file.fileName;
}
else
{
//注意：
//如果是学生上传答卷
//请在这里定义上传文件的新名称，规则是添加时间戳+学号前缀,比如：20170227_2014309010124_
userfilename = DateTime.Now.ToString("yyyyMMdd") + "_" + StaticInform.Num + "_" + file.fileName;
}
if (btn_uplaod.Content.ToString() == "上传")
{
btn_uplaod.Content = "撤销";
upPro = new DownLoadProcess(FTP, file, "", userfilename);
upPro.OnUpLoadComplete += new DownLoadProcess.DownloadStatusChangeHandle(upPro_OnUpLoadComplete);
upPro.StartUpLoad();
}
else
{
btn_uplaod.Content = "上传";
if (userfilename != null || userfilename != "")
{
file.complete = 0;
FTP.Delete(userfilename);
}
}
}
//下载状态发生变化
void dp_OnDownloadStatusChanged(object sender)
{
DownLoadProcess dp = sender as DownLoadProcess;
if (dp.DownLoadStatus == "Canceled")
{
dp.downloadFile.complete = 0;
dp.downloadFile.DownLoadStatus = "下载";
}
else if (dp.DownLoadStatus == "Finished")
{
dp.downloadFile.DownLoadStatus = "打开";
}
}
private void btn_Click(object sender, RoutedEventArgs e)
{
System.Windows.Controls.Button btn = sender as System.Windows.Controls.Button;
fileInfo file = btn.Tag as fileInfo;
if (file.DownLoadStatus == "下载")
{
//这里可以设置是否打开文件存储路径，取消注释就会出现路径选择窗口
//FolderBrowserDialog dia = new FolderBrowserDialog();
//DialogResult result = dia.ShowDialog();
//if (result == System.Windows.Forms.DialogResult.Cancel)
//{ return; }
//path = dia.SelectedPath;
DownLoadProcess dp = new DownLoadProcess(FTP, file, path);
this.OnDownLoadList.Add(dp);
dp.StartDownLoad();//开始下载
dp.OnDownloadStatusChanged += new DownLoadProcess.DownloadStatusChangeHandle(dp_OnDownloadStatusChanged);
}
//取消下载
else if (file.DownLoadStatus == "打开")
{
try
{
System.Diagnostics.Process.Start(path + "//" + file.fileName);
}
catch
{
System.Windows.MessageBox.Show("文件已丢失，请重新下载！");
}
}
else
{
foreach (DownLoadProcess d in OnDownLoadList)
{
if (d.downloadFile == file)
{
d.StopDownload();
OnDownLoadList.Remove(d);
System.Windows.MessageBox.Show("已取消");
break;
}
}
}
}