private void buttonEdit_Click(object sender, EventArgs e)
{
if (listViewSchoolSubject.SelectedItems.Count == 1)
{
SchoolSubjectsSet schoolSubjectsSet = listViewSchoolSubject.SelectedItems[0].Tag as SchoolSubjectsSet;
schoolSubjectsSet.NameSubject = textBoxNameSubject.Text;
schoolSubjectsSet.IdTeachers = Convert.ToInt32(comboBoxIdTeachers.SelectedItem.ToString().Split('.')[0]);
Program.wftDb.SaveChanges();
ShowSchoolSubject();
}
}
private void listViewSchoolSubject_SelectedIndexChanged(object sender, EventArgs e)
{
if (listViewSchoolSubject.SelectedItems.Count == 1)
{
SchoolSubjectsSet schoolSubjectsSet = listViewSchoolSubject.SelectedItems[0].Tag as SchoolSubjectsSet;
textBoxNameSubject.Text = schoolSubjectsSet.NameSubject;
comboBoxIdTeachers.SelectedIndex = comboBoxIdTeachers.FindString(schoolSubjectsSet.IdTeachers.ToString());
}
else
{
textBoxNameSubject.Text = "";
comboBoxIdTeachers.SelectedItem = null;
}
}
private void button1_Click(object sender, EventArgs e)
{
if (comboBoxIdTeachers.SelectedItem != null && textBoxNameSubject.Text != "")
{
SchoolSubjectsSet schoolSubjectsSet = new SchoolSubjectsSet();
schoolSubjectsSet.NameSubject = textBoxNameSubject.Text;
schoolSubjectsSet.IdTeachers = Convert.ToInt32(comboBoxIdTeachers.SelectedItem.ToString().Split('.')[0]);
Program.wftDb.SchoolSubjectsSet.Add(schoolSubjectsSet);
Program.wftDb.SaveChanges();
ShowSchoolSubject();
}
else
{
MessageBox.Show("Данные не выбраны", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void buttonDel_Click(object sender, EventArgs e)
{
try
{
if (listViewSchoolSubject.SelectedItems.Count == 1)
{
SchoolSubjectsSet schoolSubjectsSet = listViewSchoolSubject.SelectedItems[0].Tag as SchoolSubjectsSet;
Program.wftDb.SchoolSubjectsSet.Remove(schoolSubjectsSet);
Program.wftDb.SaveChanges();
ShowSchoolSubject();
}
textBoxNameSubject.Text = "";
comboBoxIdTeachers.SelectedItem = null;
}
catch
{
MessageBox.Show("Невозможно удалить, эта запись используется", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
