学生信息

using System;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Text;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebPa
rts;

using System.Web.UI.HtmlControls;
public partial class AdminStudent : System.Web.UI.Page
{
protected static string connStr =
ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
dataBind();
}
}
public void dataBind()
{
using (SqlConnection conn = new SqlConnection(connStr))
{
using (SqlDataAdapter comm = new SqlDataAdapter("select
id,stuNum,stuName,stuSex,convert(varchar(10) ,birthday,120)as
birthday,branch,IdentityID,native,address,politics,department,className,convert(varchar(10)
,
registerTime,120)as registerTime,Tel,photoImage from stuInfo", conn))
{
conn.Open();
DataSet ds = new DataSet();
comm.Fill(ds, "ds");
GridView1.DataSource = ds;
GridView1.DataKeyNames = new string[] { "id"};
GridView1.DataBind();
}
}
}
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
GridView1.PageIndex = e.NewPageIndex;
dataBind();
}
protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
{
GridView1.EditIndex = -1;
dataBind();
}
protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
{
GridView1.EditIndex = e.NewEditIndex;
dataBind();
}
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
int id = (int)GridView1.DataKeys[e.RowIndex].Value;
string sqlstr = "delete from StuInfo where id=" + id + "";
using (SqlConnection conn = new SqlConnection(connStr))
{
using (SqlCommand comm = new SqlCommand(sqlstr, conn))
{
conn.Open();
int row = comm.ExecuteNonQuery();
}
}
dataBind();
}
protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
StringBuilder sqlstr = new StringBuilder();
sqlstr.Append("update StuInfo set
stuNum='"+((TextBox)(GridView1.Rows[e.RowIndex].Cells[1].Controls[0])).Text.Trim()+"',");
sqlstr.Append("stuName='" +
((TextBox)(GridView1.Rows[e.RowIndex].Cells[2].Controls[0])).Text.Trim() + "',");
sqlstr.Append("stuSex='"+
((TextBox)(GridView1.Rows[e.RowIndex].Cells[2].Controls[0])).Text.Trim() + "',");
sqlstr.Append("birthday=" +
((TextBox)(GridView1.Rows[e.RowIndex].Cells[2].Controls[0])).Text.Trim() + "',");
sqlstr.Append("Department='"+((TextBox)(GridView1.Rows[e.RowIndex].Cells[5].Controls[0])).Te
xt.Trim()+"',");
sqlstr.Append("className='" +
((TextBox)(GridView1.Rows[e.RowIndex].Cells[2].Controls[0])).Text.Trim() + "',");
sqlstr.Append("registerTime='" +
((TextBox)(GridView1.Rows[e.RowIndex].Cells[7].Controls[0])).Text.Trim() + "'");
sqlstr.Append(" where id="+(GridView1.Rows[e.RowIndex].Cells[0].Text.Trim())+"");
using (SqlConnection conn = new SqlConnection(connStr))
{
using (SqlCommand comm = new SqlCommand(sqlstr.ToString(), conn))
{
conn.Open();
int row = comm.ExecuteNonQuery();
}
}
GridView1.EditIndex = -1;
dataBind();
}
protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
e.Row.Cells[9].Attributes.Add("onclick", "return confirm('你确认要删除" +
e.Row.Cells[2].Text + "的信息吗?')");
}
}
protected void bt_Add_Click(object sender, EventArgs e)
{
Response.Redirect("AdminStuAdd.aspx");
}
protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
{
Session["UpdateID"] = GridView1.SelectedRow.Cells[0].Text.Trim();
Response.Redirect("AdminStuEdit.aspx");
}
protected void btnFirst_Click(object sender, EventArgs e)
{
switch (((LinkButton)sender).CommandArgument.ToString())
{
case "first":