private void deleteAttandance(string attandanceUUID)
{
Model.Course course = courseRef;
foreach (StuList stuList in course.allStulist())
{
foreach (Student stu in stuList.allStudents())
{
stu.removeAttandance(attandanceUUID);
}
}
course.removeAttandance(attandanceUUID);
GlobalStation.shareInstance.librarySave(delegate() {
mainGrid.Columns.Remove(mainGrid.Columns[attandanceUUID]);
}, delegate() {
GlobalStation.shareInstance.librarysInit();
});
}
