行业应用

开发平台：
Visual C++

FrmGeShouList.cs：源码内容
							using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace KTV
{
    public partial class FrmGeShouList : Form
    {
        public FrmGeShouList()
        {
            InitializeComponent();
        }
        private void FrmGeShouList_Load(object sender, EventArgs e)
        {
            dataGridView1.DataSource = ds.Tables[0];
            dsList.Tables.Add();
            dsList.Tables[0].Columns.Add("歌手编号");
            dsList.Tables[0].Columns.Add("歌手姓名");
            listBox1.DisplayMember = "歌手姓名";
            listBox1.ValueMember = "歌手编号";
            listBox1.DataSource = dsList.Tables[0];
        }
        public DataSet ds = new DataSet();
        public DataSet dsList = new DataSet();
        private void btnAdd_Click(object sender, EventArgs e)
        {
            dsList.Tables[0].Rows.Add();
            dsList.Tables[0].Rows[dsList.Tables[0].Rows.Count - 1]["歌手姓名"] = dataGridView1.CurrentRow.Cells["歌手姓名"].Value.ToString();
            dsList.Tables[0].Rows[dsList.Tables[0].Rows.Count - 1]["歌手编号"] = dataGridView1.CurrentRow.Cells["歌手编号"].Value.ToString();
        }
        private void btnDel_Click(object sender, EventArgs e)
        {
            dsList.Tables[0].Rows.RemoveAt(listBox1.SelectedIndex);
        }
        private void btnOk_Click(object sender, EventArgs e)
        {
            if (listBox1.Items.Count > 0)
            {
                DataSet dsGeQu = new DataSet();
                int i = 0;
                for (int j = 0; j < listBox1.Items.Count; j++)
                {
                    i = int.Parse(dsList.Tables[0].Rows[j]["歌手编号"].ToString());
                    if (dsGeQu.Tables.Count < 1)
                    {
                        dsGeQu = KTVData.KTVDB.SelectGeShouDeGe(i);
                    }
                    else
                    {
                        dsGeQu.Merge(KTVData.KTVDB.SelectGeShouDeGe(i));
                    }
                }
                FrmXuanGe FrmXuanGe1 = new FrmXuanGe();
                FrmXuanGe1.ds = dsGeQu;
                FrmXuanGe1.Show();
                this.Close();
            }
            else
            {
                MessageBox.Show("没有选择不能确定,您可以直接退出放弃选择！", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
            }
        }
        private void pictureBox1_Click(object sender, EventArgs e)
        {
            MessageBox.Show("需要硬件设备支持！", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
        }
        private void button1_Click(object sender, EventArgs e)
        {
            this.Close();
        }
    }
}

						