private void SubjectForm_FormClosing(object sender, FormClosingEventArgs e)
{
if (NoSave)
{
DialogResult result = MessageBox.Show("Сохранить изменения?", "", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Warning);
if (result == DialogResult.Yes)
{
Subjects.Save();
}
else if (result == DialogResult.No)
{
Subjects.Load();
}
else
{
e.Cancel = true;
}
}
}
private void SaveSubjectsButton_Click(object sender, EventArgs e)
{
Subjects.Save();
NoSave = false;
subjectGridView.DataSource = Subjects.Items.ToList();
}