frmprintmagazine.cs

数据库课程设计

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 frmprintMagazine : Form
    {
        private PrintMagazineCrystalReport1 objPrintMagazineCrystalReport1;
        private SqlConnection objSqlConnection;
        private SqlDataAdapter objSqlDataAdapter;
        private DataSet objDataSet;

        public frmprintMagazine()
        {
            InitializeComponent();
        }

        private void crystalReportViewer1_Load(object sender, EventArgs e)
        {
            try
            {
                //创建报表对象
                objPrintMagazineCrystalReport1 = new PrintMagazineCrystalReport1();

                //与数据库进行连接
                objSqlConnection = new SqlConnection("server=.;database=libbook;uid=sa;password=;");
                objSqlDataAdapter = new SqlDataAdapter("select 期刊编号,期刊名字,出版商,出版日期,期刊号,价格,总数量  from Magazine_view", objSqlConnection);
                objDataSet = new DataSet();

                //从数据库中取出数据放入数据集中
                objSqlDataAdapter.Fill(objDataSet, "Magazine");
                objPrintMagazineCrystalReport1.SetDataSource(objDataSet.Tables["Magazine"]);

                //将含有数据的报表对象绑定到水晶报表查看器
                 crvMagazineReportViewer1.ReportSource = objPrintMagazineCrystalReport1;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            finally
            {
                objSqlConnection.Close();
            }
        }
    }
}