/// <summary>
/// 终止显示提示窗体
/// </summary>
public int Stop()
{
Monitor.Enter(Lock);
do
{
if (_State == EnumBusyTipOperatorState.Released)
{
break;
}
if (ShowCount <= 0)
{
break;
}
if (--ShowCount > 0)
{
break;
}
_State = EnumBusyTipOperatorState.Free;
FrmTip.Invoke(new DelegateInvoke(FrmTip.Close));
FrmOpCompletedEvent.WaitOne();
} while (false);
Monitor.Exit(Lock);
return(1);
}
/// <summary>
/// 释放非托管资源
/// </summary>
public void Dispose()
{
Disposed = true;
if (this.State == EnumBusyTipOperatorState.Show)
{
Stop();
}
_State = EnumBusyTipOperatorState.Released;
StopTipThread = true;
ShowTipEvent.Set();
TipThread.Join();
}
/// <summary>
/// 开始显示提示窗体
/// </summary>
public int Start()
{
Monitor.Enter(Lock);
++ShowCount;
if (this.State == EnumBusyTipOperatorState.Free)
{
_State = EnumBusyTipOperatorState.Show;
//通过ShowTipEvent事件向TipThread发送信息，使其显示提示窗体
ShowTipEvent.Set();
//等待提示窗体显示完成的信号 & 也可以通过以下方式实现：使当前线程挂起，然后在FrmTip_Load中恢复
FrmOpCompletedEvent.WaitOne();
}
Monitor.Exit(Lock);
return(1);
}
