private void btnStart_Click(object sender, EventArgs e)
{
if (IsStartTest)
{
this.timer1.Stop();
this.timer1.Enabled = false;
monitor.Close();
monitor.UnRegMonitor(this);
monitor.HotKeyHandle = IntPtr.Zero;
monitor.Dispose();
monitor = null;
GC.Collect();
GC.WaitForPendingFinalizers();
this.btnStart.Text = "开始检测";
this.comBoxType.Enabled = true;
IsStartTest = false;
}
else
{
IsStartTest = true;
this.btnStart.Text = "停止检测";
CheckConfig();
this.timer1.Enabled = true;
this.timer1.Start();
this.comBoxType.Enabled = false;
try
{
monitor = SignalMonitorFactory.CreateSignalMonitor(_monInfo, _currentSetup.Settings);
monitor.HotKeyHandle = this.Handle;
monitor.RegMonitor(this);
monitor.Start();
}
catch (InvalidCastException ice)
{
MessageBox.Show("Monitor与Setting不配套。", "错误！");
this.Close();
}
}
}
private void ExamFrm_FormClosing(object sender, FormClosingEventArgs e)
{
if (examCtrl.IsExaming)
{
if (this.IsExam)
{
MessageBox.Show("正在考试，不能退出。");
}
else
{
MessageBox.Show("正在练习，不能退出。");
}
e.Cancel = true;
return;
}
if (mon != null)
{
mon.Close();
}
if (displaycomm != null)
{
displaycomm.Close();
}
}