frmprintreader.cs

来自「数据库课程设计」· CS 代码 · 共 53 行

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;

namespace UI
{
    public partial class PrintMagazine : Form
    {
        private PrintReaderCrystalReport objPrintReaderCrystalReport;
        private SqlConnection objSqlConnection;
        private SqlDataAdapter objSqlDataAdapter;
        private DataSet objDataSet;

        public PrintMagazine()
        {
            InitializeComponent();
        }

        private void PrintMagazine_Load(object sender, EventArgs e)
        {
            try
            {
                //创建报表对象
                objPrintReaderCrystalReport = new PrintReaderCrystalReport();

                //与数据库进行连接
                objSqlConnection = new SqlConnection("server=.;database=libbook;uid=sa;password=;");
                objSqlDataAdapter = new SqlDataAdapter("select 读者编号,姓名,性别,有效证件,证件号,电话,登记日期,读者级别,押金  from Reader_view", objSqlConnection);
                objDataSet = new DataSet();

                //从数据库中取出数据放入数据集中
                objSqlDataAdapter.Fill(objDataSet, "Reader");
                objPrintReaderCrystalReport.SetDataSource(objDataSet.Tables["Reader"]);

                //将含有数据的报表对象绑定到水晶报表查看器
                crvReaderReportViewer1.ReportSource = objPrintReaderCrystalReport;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            finally
            {
                objSqlConnection.Close();
            }
        }
    }
}