protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
{
GridView1.EditIndex = -1;
Bindgrid();
}//编辑按键下的取消代码。将EditIndex=-1,然后在绑定数据库。
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
string id = GridView1.DataKeys[e.RowIndex][0].ToString();
DeleteGridView(id);
Bindgrid();
}// id = GridView1.DataKeys[e.RowIndex][0].ToString();获得girdwiew中表的主键，作为删除数据的标识。DeleteGirdView()为自己写的删除函数
protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
{
GridView1.EditIndex = e.NewEditIndex;
Bindgrid();
}//获取当前编辑状态
protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
string id = GridView1.DataKeys[e.RowIndex][0].ToString();
string uid = ((TextBox )GridView1.Rows[e.RowIndex].Cells[1].Controls[0]).Text;
string upassword = ((TextBox )GridView1.Rows[e.RowIndex].Cells[2].Controls[0]).Text;
string upower = ((TextBox)GridView1.Rows[e.RowIndex].Cells[3].Controls[0]).Text;
UpdataGridView(id, uid, upassword, upower);
GridView1.EditIndex = -1;
Bindgrid();
}//获得GridView中选中行的各列数据，用UpdataGridView()更新数据
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
GridView1.PageIndex = e.NewPageIndex;
Bindgrid();
}//换页的时候获取当前编辑页
public void UpdataGridView(string id,string uid,string upassword,string upower)
{
SqlConnection con=new SqlConnection ("server=localhost;database=YGXXXT;uid=sa;password=00");
string sql="update Users set ID='"+id+"',UID='"+uid+"',UPassword='"+upassword+"',UPower='"+upower+"'";
SqlCommand cmd=new SqlCommand (sql,con );
con.Open ();
cmd.ExecuteNonQuery ();
con.Close();
}//更新数据库数据，注意sql语句里的'"+id+'"不要弄错格式~~~
public void DeleteGridView(string id)
{
SqlConnection con = new SqlConnection("server=localhost;database=YGXXXT;uid=sa;password=00");
string sql = "delete Users where ID='"+id +"'";
SqlCommand cmd = new SqlCommand(sql, con);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
}//删除数据库数据
