private void txtArama_TextChanged(object sender, EventArgs e) { dataGridView1.DataSource = nesne.KitapArama(txtArama.Text); dataGridView1.Columns[0].Visible = false; dataGridView1.Columns[1].HeaderText = "Kitap Kod"; dataGridView1.Columns[2].HeaderText = "Kitap Adı"; dataGridView1.Columns[3].HeaderText = "Kategori"; dataGridView1.Columns[4].HeaderText = "Yazar Adı"; dataGridView1.Columns[5].HeaderText = "Raf Numarası"; dataGridView1.Columns[6].HeaderText = "Kitap Bilgisi"; dataGridView1.Columns[7].HeaderText = "Açıklama"; }