private void buttonEdit_Click(object sender, EventArgs e)
{
if (listViewTeachers.SelectedItems.Count == 1)
{
TeachersSet teachersSet = listViewTeachers.SelectedItems[0].Tag as TeachersSet;
teachersSet.FirstName = textBoxFirstName.Text;
teachersSet.LastName = textBoxLastName.Text;
teachersSet.MiddleName = textBoxMiddleName.Text;
teachersSet.Phone = Convert.ToInt64(textBoxPhone.Text);
teachersSet.IdSubject = Convert.ToInt32(comboBoxSubjects.SelectedItem.ToString().Split('.')[0]);
Program.school.SaveChanges();
ShowTeachers();
}
}
private void listViewTeachers_SelectedIndexChanged(object sender, EventArgs e)
{
if (listViewTeachers.SelectedItems.Count == 1)
{
TeachersSet teachersSet = listViewTeachers.SelectedItems[0].Tag as TeachersSet;
textBoxFirstName.Text = teachersSet.FirstName;
textBoxLastName.Text = teachersSet.LastName;
textBoxMiddleName.Text = teachersSet.MiddleName;
textBoxPhone.Text = Convert.ToString(teachersSet.Phone);
comboBoxSubjects.SelectedIndex = comboBoxSubjects.FindString(teachersSet.IdSubject.ToString());
}
else
{
textBoxFirstName.Text = "";
textBoxLastName.Text = "";
textBoxMiddleName.Text = "";
textBoxPhone.Text = "";
comboBoxSubjects.Text = null;
}
}
private void buttonDel_Click(object sender, EventArgs e)
{
try
{
if (listViewTeachers.SelectedItems.Count == 1)
{
TeachersSet teachersSet = listViewTeachers.SelectedItems[0].Tag as TeachersSet;
Program.school.TeachersSet.Remove(teachersSet);
Program.school.SaveChanges();
ShowTeachers();
}
textBoxFirstName.Text = "";
textBoxLastName.Text = "";
textBoxMiddleName.Text = "";
textBoxPhone.Text = "";
comboBoxSubjects.Text = null;
}
catch
{
MessageBox.Show("Невозможно удалить, эта запись используется!", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void buttonAdd_Click(object sender, EventArgs e)
{
try
{
if (textBoxFirstName.Text != "" && textBoxLastName.Text != "" && textBoxMiddleName.Text != "" &&
textBoxPhone.Text != "" && comboBoxSubjects != null)
{
TeachersSet teachersSet = new TeachersSet();
teachersSet.FirstName = textBoxFirstName.Text;
teachersSet.LastName = textBoxLastName.Text;
teachersSet.MiddleName = textBoxMiddleName.Text;
teachersSet.Phone = Convert.ToInt64(textBoxPhone.Text);
teachersSet.IdSubject = Convert.ToInt32(comboBoxSubjects.SelectedItem.ToString().Split('.')[0]);
Program.school.TeachersSet.Add(teachersSet);
Program.school.SaveChanges();
ShowTeachers();
ShowSubjects();
}
}
catch
{
MessageBox.Show("Неправильно введены данные!", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
