void worker_DoWork(object sender, DoWorkEventArgs e)
{
string path = e.Argument.ToString();
System.IO.FileInfo fileInfoIO = new System.IO.FileInfo(path);
// 要上传的文件地址
FileStream fs = File.OpenRead(fileInfoIO.FullName);
// 实例化服务客户的
ServiceFileClient client = new ServiceFileClient();
try
{
int maxSiz = 1024 * 100;
// 根据文件名获取服务器上的文件
CustomFileInfo file = client.GetFileInfo(fileInfoIO.Name);
if (file == null)
{
file = new CustomFileInfo();
file.OffSet = 0;
}
file.Name = fileInfoIO.Name;
file.Length = fs.Length;
if (file.Length > Int32.MaxValue)
{
MessageBox.Show("上传文件大小不能超过2G");
}
else
{
if (file.Length == file.OffSet) //如果文件的长度等于文件的偏移量，说明文件已经上传完成
{
MessageBox.Show("该文件已存在");
e.Result = false; // 设置异步操作结果为false
}
else
{
while (file.Length != file.OffSet)
{
file.SendByte = new byte[file.Length - file.OffSet <= maxSiz ? file.Length - file.OffSet : maxSiz]; //设置传递的数据的大小
fs.Position = file.OffSet; //设置本地文件数据的读取位置
fs.Read(file.SendByte, 0, file.SendByte.Length); //把数据写入到file.Data中
file = client.UpLoadFileInfo(file); //上传
//int percent = (int)((double)file.OffSet / (double)((long)file.Length)) * 100;
int percent = (int)(((double)file.OffSet / (double)((long)file.Length)) * 100);
(sender as BackgroundWorker).ReportProgress(percent);
}
// 移动文件到临时目录（此部分创建可以使用sqlserver数据库代替）
string address = string.Format(@"{0}\{1}", Helper.ServerFolderPath, file.Name);
fileInfoIO.CopyTo(address, true);
LoadUpLoadFile();
e.Result = true;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
fs.Close();
fs.Dispose();
client.Close();
client.Abort();
}
}
void upLoad(object parame)
{
try
{
string path = parame.ToString();
int maxSiz = 1024 * 100;
System.IO.FileInfo fileInfoIO = new System.IO.FileInfo(path);
// 要上传的文件地址
FileStream fs = File.OpenRead(fileInfoIO.FullName);
// 实例化服务客户的
ServiceFileClient client = new ServiceFileClient();
// 根据文件名获取服务器上的文件
CustomFileInfo file = client.GetFileInfo(fileInfoIO.Name);
if (file == null)
{
file = new CustomFileInfo();
file.OffSet = 0;
}
file.Name = fileInfoIO.Name;
file.Length = fs.Length;
if (file.Length == file.OffSet) //如果文件的长度等于文件的偏移量，说明文件已经上传完成
{
MessageBox.Show("该文件已存在");
}
else
{
//MessageBox.Show("1");
while (file.Length != file.OffSet)
{
file.SendByte = new byte[file.Length - file.OffSet <= maxSiz ? file.Length - file.OffSet : maxSiz]; //设置传递的数据的大小
fs.Position = file.OffSet; //设置本地文件数据的读取位置
fs.Read(file.SendByte, 0, file.SendByte.Length); //把数据写入到file.Data中
// MessageBox.Show("2");
file = client.UpLoadFileInfo(file); //上传
//int percent = (int)((double)file.OffSet / (double)((long)file.Length)) * 100;
int percent = (int)(((double)file.OffSet / (double)((long)file.Length)) * 100);
if (progressBar.InvokeRequired)
{
// MessageBox.Show("3");
progressBar.Invoke((ThreadStart) delegate
{
progressBar.Value = percent;
progressBar.Update();
});
}
else
{
//MessageBox.Show("4");
progressBar.Value = percent;
progressBar.Update();
}
}
// 移动文件到临时目录（此部分创建可以使用sqlserver数据库代替）
string address = string.Format(@"{0}\{1}", Helper.ServerFolderPath, file.Name);
fileInfoIO.CopyTo(address, true);
LoadUpLoadFile();
MessageBox.Show("success");
}
fs.Close();
client.Close();
//if (this.btnUpload.InvokeRequired)
//{
// this.btnUpload.Invoke((ThreadStart)delegate
// {
// this.btnUpload.Enabled = true;
// });
//}
//else
//{
this.btnUpload.Enabled = true;
this.btnUpload.Update();
//}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
