private void btnSubmit_Click(object sender, EventArgs e)
{
//创建答题结果窗体并显示，关闭当前窗体
TestResultForm testResult = new TestResultForm();
//testResult.MdiParent = this.MdiParent;
testResult.Show();
this.Close();
}
private void countDown_Tick(object sender, EventArgs e)
{
int minute; //当前的分钟
int second; //秒
//如果还有剩余时间，就显示剩余的分钟和秒数
if (TestHelper.remainSeconds > 0)
{
TestHelper.remainSeconds--;
minute = TestHelper.remainSeconds / 60;
second = TestHelper.remainSeconds % 60;
lblTimer.Text = string.Format("{0:00}:{1:00}", minute, second);
}
else //否则，提示交卷
{
countDown.Stop();
MessageBox.Show("时间到了，该交卷了！", "基于虚拟现实的铁路综合运输训练系统", MessageBoxButtons.OK, MessageBoxIcon.Warning);
TestResultForm testResult = new TestResultForm();
testResult.MdiParent = this.MdiParent;
testResult.Show();
this.Close();
}
}
