private void Simple_Read_Load(object sender, EventArgs e)
{
BLL.Read_students query = new BLL.Read_students();
this.dataGridView1.DataSource = query.ReadNotes();
this.dataGridView1.DefaultCellStyle.Font = new Font("Microsoft Sans Serif", 10);
this.dataGridView1.Refresh();
}
private void Select_Students()
{
BLL.Read_students query = new BLL.Read_students();
try
{
this.dataGridView1.DataSource = query.ReadStudents();
this.dataGridView1.DefaultCellStyle.Font = new Font("Microsoft Sans Serif", 10);
this.dataGridView1.Refresh();
}
catch (Exception)
{
this.dataGridView1.DataSource = null;
MessageBox.Show("Error in connection");
}
}