private void AddTeacherCourseForm_Load(object sender, EventArgs e)
{
CourseSearchForm csf = new CourseSearchForm();
string courseNo = b;
Course c = new Course(courseNo, "");
CourseManagerAction cma = new CourseManagerAction();
cma.setCourse(c);
cma.loadOpenedCourseDetail(lv);
}
private void button1_Click(object sender, EventArgs e)
{
string courseNo = b;
CourseManagerAction cma = new CourseManagerAction();
cma.openCourse(courseNo, tb1.Text, tb2.Text, tb3.Text);
Course c = new Course(courseNo, "");
cma.setCourse(c);
cma.loadOpenedCourseDetail(lv);
}