private void bAdd_Click(object sender, EventArgs e)
{
if (_studyGroup != null)
{
PrepareStudyGroup();
var studyGroup = DbService.StudyGroup(_studyGroup.Id);
DbService.StudyGroupUpdate(_studyGroup);
if (studyGroup.NumberOfStudents != _studyGroup.NumberOfStudents)
{
EventGenerator.GenerateEventsAfterStudyGroupChange(_studyGroup.Id);
}
}
else
{
PrepareStudyGroup();
DbService.StudyGroupInsert(_studyGroup);
}
_parentForm.RefreshStudyGroupsTable();
this.Close();
}