private void btnUpdate_Click(object sender, EventArgs e)
{
IObjectContainer db = Db4oEmbedded.OpenFile("pilotdb.db");
//Query By Example
var pilotTemp = new Pilot();
pilotTemp.Name = txtName.Text;//dua vao Name (key)
IObjectSet result = db.QueryByExample(pilotTemp);
var pilot = (Pilot)result[0];
pilot.Point += Convert.ToInt32(txtPoint.Text);
db.Store(pilot);
db.Close();
}
private void btnLoad_Click(object sender, EventArgs e)
{
IObjectContainer db = Db4oEmbedded.OpenFile("pilotdb.db");
//Query By Example
var pilotTemp = new Pilot();
if (!string.IsNullOrEmpty(txtName.Text))
{
pilotTemp.Name = txtName.Text;
}
List <Pilot> data = new List <Pilot>();
IObjectSet result = db.QueryByExample(pilotTemp);
for (int i = 0; i < result.Count; i++)
{
var plObj = (Pilot)result[i];
data.Add(plObj);
}
db.Close();
dataGridView1.DataSource = null;
dataGridView1.DataSource = data;
}
