BookM/Management/BorrowReturnM.cs

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using BLL;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Utils;

namespace BookM
{
    public partial class BorrowReturnM : Form
    {
        public BorrowReturnM()
        {
            InitializeComponent();
        }

        #region 对象
        BorrowReturnMBLL borrowReturnMBLL = new BorrowReturnMBLL();
        #endregion

        /// <summary>
        /// 根据读者id搜索
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void but_search_Click(object sender, EventArgs e)
        {
            //根据读者编号搜索
            Search();
        }

        /// <summary>
        /// 搜索实现方法
        /// </summary>
        private void Search()
        {
            Dictionary<string, string> Reader = borrowReturnMBLL.getReturn(txt_Bookid.Text);
            if (txt_Bookid.Text != "")
            {
                if (Reader.Count > 0)
                {
                    //赋值
                    lb_ReaderID.Text = Reader[EnumTools.GetDescription(ManageEnums.READER.READER_ID)];
                    lb_ReaderName.Text = Reader[EnumTools.GetDescription(ManageEnums.READER.READER_NAME)];
                    //获取读者借书列表
                    Dgv_Return.DataSource = borrowReturnMBLL.getBorrowReturnList(txt_Bookid.Text);
                }
            }
            else
            {
                lb_ReaderID.Text = "";
                lb_ReaderName.Text = "";
                Dgv_Return.DataSource = borrowReturnMBLL.getBorrowReturnList(null);
            }
        }