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本系统主要实现以下目标：
l 系统采用人机交互的方式，界面美观友好，信息查询灵活、方便，数据存储安全可靠。
l 歌星点歌，根据演唱歌星的名字来查询选择歌曲。
l 数字点歌，按照歌曲名称编号进行查询选择歌曲。
l 拼音点歌，根据歌曲名称的每一个汉字拼音打头的字母来选歌。
l 歌名点歌，根据歌曲名称来检索歌曲。
l 系统最大限度地实现了易维护性和易操作性。
using System;
using System.Collections.Generic;
using System.Text;
using System.Data.OleDb;
using System.Configuration;
using System.Windows.Forms;
namespace KTV.KTVclass
{
public class frmdictionaryMenthod
{
OleDbCommand oledcmd = null;
OleDbConnection oledCon = null;
OleDbDataReader oleRed = null;
#region 添加
public int dictionaryAdd(tb_dictionary tb_aut)
{
int intResult = 0;
try
{
getConnection getCon = new getConnection();
// oledCon = new OleDbConnection(ConfigurationSettings.AppSettings["StrCon"].ToString());
oledCon = getCon.OledCon();
oledCon.Open();
string strAdd = "insert into tb_dictionary (codeID,codName,codeReam) values ( ";
strAdd = "'" tb_aut.strcodeID "','" tb_aut.strcodeName "','" tb_aut.strcodeReam "')";
oledcmd = new OleDbCommand(strAdd, oledCon);
intResult = oledcmd.ExecuteNonQuery();
return intResult;
}
catch (Exception ee)
{
MessageBox.Show(ee.Message.ToString());
return intResult;
}
}
#endregion
#region 修改
public int dictionaryUpdate(tb_dictionary tb_aut)
{
int intResult = 0;
try
{
getConnection getCon = new getConnection();
oledCon = getCon.OledCon();
oledCon.Open();
string strAdd = "update tb_dictionary set ";
strAdd = " codName ='" tb_aut.strcodeName "', codeReam='" tb_aut.strcodeReam "' where codeID='" tb_aut.strcodeID "'";
oledcmd = new OleDbCommand(strAdd, oledCon);
intResult = oledcmd.ExecuteNonQuery();
return intResult;
}
catch (Exception ee)
{
MessageBox.Show(ee.Message.ToString());
return intResult;
}
}
#endregion
#region 查询
public void dictionaryFind(string strFalg,object obj)
{
try
{
getConnection getCon = new getConnection();
oledCon = getCon.OledCon();
oledCon.Open();
string strAdd = "select * from tb_dictionary ";
oledcmd = new OleDbCommand(strAdd, oledCon);
oleRed=oledcmd.ExecuteReader();
if(strFalg=="1")
{
ComboBox cmb=(ComboBox)obj;
while(oleRed.Read())
{
cmb.Items.Add(oleRed[1].ToString());
}
oleRed.Close();
}
if(strFalg=="2")
{
ListView lv=(ListView)obj;
lv.Items.Clear();
while(oleRed.Read())
{
ListViewItem lv1 = new ListViewItem(oleRed[0].ToString());
lv1.SubItems.Add(oleRed[1].ToString());
lv1.SubItems.Add(oleRed[2].ToString());
lv.Items.Add(lv1);
}
oleRed.Close();
}//
}
catch (Exception ee)
{
MessageBox.Show(ee.Message.ToString());
}
}
#endregion
#region
public string getSellID()
{
int intYear = DateTime.Now.Day;
int intMonth = DateTime.Now.Month;
int intDate = DateTime.Now.Year;
int intHour = DateTime.Now.Hour;
int intSecond = DateTime.Now.Second;
int intMinute = DateTime.Now.Minute;
string strTime = null;
strTime = intYear.ToString();
if (intMonth < 10)
{
strTime = "0" intMonth.ToString();
}
else
{
strTime = intMonth.ToString();
}
if (intDate < 10)
{
strTime = "0" intDate.ToString();
}
else
{
strTime = intDate.ToString();
}
if (intHour < 10)
{
strTime = "0" intHour.ToString();
}
else
{
strTime = intHour.ToString();
}
if (intMinute < 10)
{
strTime = "0" intMinute.ToString();
}
else
{
strTime = intMinute.ToString();
}
if (intSecond < 10)
{
strTime = "0" intSecond.ToString();
}
else
{
strTime = intSecond.ToString();
}
return ("GQ-" strTime);
}
#endregion
#region 删除
public void dictionaryDelete(string strFalg)
{
try
{
getConnection getCon = new getConnection();
oledCon = getCon.OledCon();
oledCon.Open();
string strAdd = "delete * from tb_dictionary where codeID='" strFalg "'";
oledcmd = new OleDbCommand(strAdd, oledCon);
oleRed = oledcmd.ExecuteReader();
}
catch (Exception ee)
{
MessageBox.Show(ee.Message.ToString());
}
}
#endregion
}
}