public ClienteConsulta()
 {
     InitializeComponent();
     dataGridView1.DataSource = ClienteContext.GetData();
 }
        private void btBusca_Click(object sender, EventArgs e)
        {
            dataGridView1.DataSource = !string.IsNullOrEmpty(txtBusca.Text) ? ClienteContext.GetData(txtBusca.Text) : ClienteContext.GetData();

            dataGridView1.Refresh();
        }