protected void LinkButton1_Click(object sender, EventArgs e)
{
Student student = (Student)Session["student"];
int num = thesisManage.GetCountsByStuID(student.SID);
System.IO.FileStream r = new System.IO.FileStream("ThesisManage\\毕业论文.doc", System.IO.FileMode.Open);
//设置基本信息
Response.Buffer = false;
Response.AddHeader("Connection", "Keep-Alive");
Response.Charset = "GBK";
Response.ContentType = "application/octet-stream";
Response.AddHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(System.IO.Path.GetFileName("ThesisManage\\毕业论文.doc"), System.Text.Encoding.GetEncoding("UTF-8")));
Response.AddHeader("Content-Length", r.Length.ToString());
while (true)
{
//开辟缓冲区空间
byte[] buffer = new byte[1024];
//读取文件的数据
int leng = r.Read(buffer, 0, 1024);
if (leng == 0)//到文件尾，结束
{
break;
}
if (leng == 1024)//读出的文件数据长度等于缓冲区长度，直接将缓冲区数据写入
{
Response.BinaryWrite(buffer);
}
else
{
//读出文件数据比缓冲区小，重新定义缓冲区大小，只用于读取文件的最后一个数据块
byte[] b = new byte[leng];
for (int i = 0; i < leng; i++)
{
b[i] = buffer[i];
}
Response.BinaryWrite(b);
}
}
r.Close(); //关闭下载文件
Response.End(); //结束文件下载
//if (num > 0)
//{
// this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('下载成功！文件保存在：桌面/毕业论文.doc');</script>");
//}
//else
//{
// this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('下载失败');</script>");
//}
}
protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
int thesisId = Convert.ToInt32(e.CommandArgument);
Thesis thesis = thesisManage.GetThesisByID(thesisId);
int num = thesisManage.GetCountsByStuID(thesis.Student.SID);
System.IO.FileStream r = new System.IO.FileStream("ThesisManage\\毕业论文.doc", System.IO.FileMode.Open);
//设置基本信息
Response.Buffer = false;
Response.AddHeader("Connection", "Keep-Alive");
Response.Charset = "GBK";
Response.ContentType = "application/octet-stream";
Response.AddHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(System.IO.Path.GetFileName("ThesisManage\\毕业论文.doc"), System.Text.Encoding.GetEncoding("UTF-8")));
Response.AddHeader("Content-Length", r.Length.ToString());
while (true)
{
//开辟缓冲区空间
byte[] buffer = new byte[1024];
//读取文件的数据
int leng = r.Read(buffer, 0, 1024);
if (leng == 0)//到文件尾，结束
{
break;
}
if (leng == 1024)//读出的文件数据长度等于缓冲区长度，直接将缓冲区数据写入
{
Response.BinaryWrite(buffer);
}
else
{
//读出文件数据比缓冲区小，重新定义缓冲区大小，只用于读取文件的最后一个数据块
byte[] b = new byte[leng];
for (int i = 0; i < leng; i++)
{
b[i] = buffer[i];
}
Response.BinaryWrite(b);
}
}
r.Close(); //关闭下载文件
Response.End(); //结束文件下载
}
