// ==========================================
private void buttonRequest_Click(object sender, EventArgs e)
{
PartsRequest partsRequestForm = new PartsRequest(db, this);
partsRequestForm.ShowDialog();
}
public PartsRequest_Add(RoofingCompanyEntities db, PartsRequest partsRequestForm)
{
this.db = db;
this.partsRequestForm = partsRequestForm;
InitializeComponent();
}