1. private void button1_Click(object sender, EventArgs e)
  2. {
  3. DataSet1TableAdapters.KategorilerTableAdapter ta = new DataSet1TableAdapters.KategorilerTableAdapter();
  4. ta.KategoriEkle(tbYeniKategoriAdi.Text);
  5. dataGridView1.DataSource = ta.GetKategoriler();
  6. }
  7. }
  8. }