/// <summary>
/// Constructor
/// 依課程規劃表開課。
/// </summary>
public CreateCoursesByProgramPlan()
{
if (EachClassHasProgramPlan() == false)
{
return; //如果有班級沒有課程規劃，停止開課。
}
InitializePreloaderAndResetEvent();
Preloader.RunWorkerAsync();
SelectSemesterForm form = new SelectSemesterForm();
if (form.ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
return;
}
Event.WaitOne();
InitializeWorker();
Worker.RunWorkerAsync(form);
}