private void SubjectAddToolStripMenuItem1_Click(object sender, EventArgs e)
{
SubjectForm subjectForm = new SubjectForm();
if (subjectForm.ShowDialog() == DialogResult.OK)
{
db.Subjects.Add(subjectForm.Subject);
db.SaveChanges();
}
}
private void Change_Click(object sender, EventArgs e)
{
if (dataGridView.SelectedCells.Count == 0)
{
MessageBox.Show("Виберіть хочаб одну строку в таблиці", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
// идентификатор записи
// вызываем форму таблиц и редактируем выделенную строку
var id = dataGridView.SelectedRows[0].Cells[0].Value;
List <Commission> commissions = db.Commissions.ToList(); //принимаем данные с таблицы комиссии
List <Subjects> subjects = db.Subjects.ToList(); //принимаем данные с таблицы предметов
if (typeof(T) == typeof(Subjects))
{
var subject = set.Find(id) as Subjects;
if (subject != null)
{
var form = new SubjectForm(subject);
if (form.ShowDialog() == DialogResult.OK)
{
subject = form.Subject;
db.SaveChanges();
dataGridView.Refresh();
}
}
}
else if (typeof(T) == typeof(Teacher))
{
var teacher = set.Find(id) as Teacher;
if (teacher != null)
{
TeacherForm teacherForm = new TeacherForm(teacher);
//подключаем данные и выводим список комиссий в comboBox1
teacherForm.comboBox1.DataSource = commissions;
teacherForm.comboBox1.ValueMember = "ComId";
teacherForm.comboBox1.DisplayMember = "ComName";
//подключаем данные и выводим список предметов в comboBox2
teacherForm.comboBox2.DataSource = subjects;
teacherForm.comboBox2.ValueMember = "SubjId";
teacherForm.comboBox2.DisplayMember = "ShortName";
if (teacherForm.ShowDialog() == DialogResult.OK)
{
teacher = teacherForm.Teacher;
db.SaveChanges();
dataGridView.Refresh();
}
}
}
else if (typeof(T) == typeof(Groups))
{
var groups = set.Find(id) as Groups;
if (groups != null)
{
GroupForm groupForm = new GroupForm();
groupForm.comboBox1.DataSource = commissions;
groupForm.comboBox1.ValueMember = "ComId";
groupForm.comboBox1.DisplayMember = "ComName";
if (groupForm.ShowDialog() == DialogResult.OK)
{
groups = groupForm.Groups;
db.SaveChanges();
dataGridView.Refresh();
}
}
}
else if (typeof(T) == typeof(Commission))
{
var commission = set.Find(id) as Commission;
if (commission != null)
{
var form = new CommissionForm(commission);
if (form.ShowDialog() == DialogResult.OK)
{
commission = form.Commission;
db.SaveChanges();
dataGridView.Refresh();
}
}
}
}