private void LoadCkbsStatus()
{
AndonEqmCtrl andonTypeUpdate = AndonEqmCtrl.CreateInstance(Common.ConfigHelper.GetConfigValueFromXml("connectionStr", "defaultSqlDb", AppDomain.CurrentDomain.BaseDirectory + @"Config\mesMusicPlayerConfig.xml"));
Dictionary <string, bool> andonStatus = andonTypeUpdate.LoadAndonEqmStatus(PlayerIndex);
foreach (string item in andonStatus.Keys)
{
switch (item)
{
case "01":
ckbEqm.Checked = andonStatus[item];
break;
case "02":
ckbPe.Checked = andonStatus[item];
break;
case "03":
ckbProduct.Checked = andonStatus[item];
break;
case "04":
ckbQc.Checked = andonStatus[item];
break;
case "05":
ckbOther.Checked = andonStatus[item];
break;
default:
break;
}
}
andonTypeUpdate.UpdateHistroyAdn(OpenSftwTime, PlayerIndex);
}
private void ckbCheckbox_CheckedChanged(object sender, EventArgs e)
{
CheckBox ckb = sender as CheckBox;
string andonType = "UNKNOWN";
switch (ckb.Name)
{
case "ckbEqm":
andonType = "01";
break;
case "ckbPe":
andonType = "02";
break;
case "ckbProduct":
andonType = "03";
break;
case "ckbQc":
andonType = "04";
break;
case "ckbOther":
andonType = "05";
break;
default:
andonType = "UNKNOWN";
break;
}
AndonEqmCtrl andonTypeUpdate = AndonEqmCtrl.CreateInstance(Common.ConfigHelper.GetConfigValueFromXml("connectionStr", "defaultSqlDb", AppDomain.CurrentDomain.BaseDirectory + @"Config\mesMusicPlayerConfig.xml"));
andonTypeUpdate.Update(PlayerIndex, andonType, ckb.Checked);
}
/// <summary>
/// 类的单例创建函数
/// </summary>
/// <param name="playerIndex">音乐播放器的序号</param>
/// <param name="andonType">需要变动的安灯类型</param>
/// <param name="conStr">Sql连接字符串</param>
/// <returns></returns>
public static AndonEqmCtrl CreateInstance(string conStr)
{
// 当第一个线程运行到这里时，此时会对locker对象 "加锁"，
// 当第二个线程运行该方法时，首先检测到locker对象为"加锁"状态，该线程就会挂起等待第一个线程解锁
// lock语句运行完之后（即线程运行完之后）会对该对象"解锁"
// 双重锁定只需要一句判断就可以了
if (_andonEqmCtrl == null)
{
lock (_locker)
{
// 如果类的实例不存在则创建，否则直接返回
if (_andonEqmCtrl == null)
{
_andonEqmCtrl = new AndonEqmCtrl();
}
}
}
_andonEqmCtrl.SqlConStr = conStr;
return(_andonEqmCtrl);
}
