BookManager/frmAdmin/frmAdminInfo.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Model;
using BLL;

namespace BookManager.frmAdmin
{
    public partial class frmAdminInfo : Form
    {
        private DataTable dtAdmin = new DataTable();
        private DataSet ds = new DataSet();
        public frmAdminInfo()
        {
            InitializeComponent();
        }
        private void dgvload()
        {
            dgvAdmin.DataSource = dtAdmin;
            //设置主键
            DataColumn[] dc = { dtAdmin.Columns["adminId"] };
            dtAdmin.PrimaryKey = dc;
            dgvAdmin.Columns["adminId"].HeaderText = "用户编号";
            dgvAdmin.Columns["adminName"].HeaderText = "用户姓名";
            dgvAdmin.Columns["password"].HeaderText = "密码";
            dgvAdmin.Columns["adminIdenti"].HeaderText = "用户身份";
           
        }
        private void frmAdminInfo_Load(object sender, EventArgs e)
        {
            AdminBLL adminBLL = new AdminBLL();
            dtAdmin = adminBLL.getAdmin();
            dgvAdmin.DataSource = dtAdmin;
            //设置主键
            DataColumn[] dc = { dtAdmin.Columns["adminId"] };
            dtAdmin.PrimaryKey = dc;
            dgvAdmin.Columns["adminId"].HeaderText = "用户编号";
            dgvAdmin.Columns["adminName"].HeaderText = "用户姓名";
            dgvAdmin.Columns["password"].HeaderText = "密码";
            dgvAdmin.Columns["adminIdenti"].HeaderText = "用户身份";
            dgvload();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            AdminBLL adminBLL = new AdminBLL();
            dgvAdmin.DataSource = adminBLL.getDetail(txtAdminId.Text, cobSelect.Text);
        }

        private void btnDel_Click(object sender, EventArgs e)
        {
            DialogResult result = MessageBox.Show("是否删除？", "删除用户信息", MessageBoxButtons.YesNo);
            if (result == DialogResult.Yes)
            {
                for (int n = dgvAdmin.SelectedRows.Count - 1; n >= 0; n--)