managedocument.aspx.cs

oa办公系统

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;
using System.Data.SqlClient;

public partial class ManageDocument : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["uname"].ToString() != null)
        {
            if (!IsPostBack)
            {
                bandfile();
            }
        }
    }
    private void bandfile()
    {
        file f = new file();
        this.ManageFile.DataSource = f.select_file(Convert.ToInt32(Session["uname"]));
        this.ManageFile.DataBind();
    }
    protected void downfile_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        this.ManageFile.PageIndex = e.NewPageIndex;
        bandfile();
    }
    protected void btndel_Click(object sender, EventArgs e)
    {
        for (int i = 0; i <= this.ManageFile.Rows.Count - 1; i++)
        {
            CheckBox check = (CheckBox)this.ManageFile.Rows[i].FindControl("checkdel");
            if (check.Checked == true)
            {
                int df_id = Convert.ToInt32(ManageFile.DataKeys[i].Value.ToString());
                file f = new file();
                SqlDataReader dr = f.downfileInfo(df_id);
                if (dr.Read())
                {
                    string filename = dr["df_name"].ToString();
                    string filepath = Server.MapPath("UploadFile\\") + filename;
                    if (File.Exists(filepath))
                    {
                        File.Delete(filepath);
                        f.delete_file(df_id, Convert.ToInt32(Session["uname"]));
                    }
                    else
                    {
                        Response.Write("<script>alert('“" + filename + "”文件源文件不存在，删除失败！')</script>");
                        return;
                    }
                }
            }
        }
        bandfile();
        Response.Write("<script>alert('删除成功！')</script>");
    }
}