public new int CompareTo(object obj)
{
switch (obj)
{
case Lesson other:
return(LessonName.CompareTo(other.LessonName) + Teacher.CompareTo(other.Teacher) + StartLesson.CompareTo(other.StartLesson) + FinishLesson.CompareTo(other.FinishLesson) + NameGroup.CompareTo(other.NameGroup) + NumberGroup.CompareTo(other.NumberGroup));
default:
throw new Exception("Несравнимые объекты");
}
}
private void startLesson_Click(object sender, EventArgs e)
{
StartLesson lessonWindow = new StartLesson(this);
lessonWindow.ShowDialog();
}
