C#

Point current = Cursor.Position;
Cursor.Position = new Point(current.X + 50, current.Y + 10);

[DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
public static extern void mouse_event(uint dwFlags, int dx, int dy, int cButtons, int dwExtraInfo);

private const uint MOUSEEVENTF_LEFTDOWN = 0x02;
private const uint MOUSEEVENTF_LEFTUP = 0x04;
private const uint MOUSEEVENTF_RIGHTDOWN = 0x08;
private const uint MOUSEEVENTF_RIGHTUP = 0x10;
private void butClickMe_Click(object sender, EventArgs e)
    {
    Point current = Cursor.Position;
    Cursor.Position = new Point(current.X + 50, current.Y + 10);
    mouse_event(MOUSEEVENTF_LEFTDOWN | MOUSEEVENTF_LEFTUP, Cursor.Position.X, Cursor.Position.Y, 0, 0);
    }

Left down
Move mouse
left up

mouse_event(MOUSEEVENTF_LEFTDOWN, Cursor.Position.X, Cursor.Position.Y, 0, 0);
mouse_event(MOUSEEVENTF_LEFTUP, Cursor.Position.X + 100, Cursor.Position.Y + 100, 0, 0);

mouse_event(MOUSEEVENTF_LEFTUP, Cursor.Position.X + 100, Cursor.Position.Y + 100, 0, 0);

mouse_event(MOUSEEVENTF_MOVE, Cursor.Position.X, Cursor.Position.Y ,0, 0);

Member 2458467 wrote:

this.gridControl1.DataSource = this.lstCustomData.Where<customdata>(expr.Compile()).ToList();

Member 2458467 wrote:

do not know how to write without LINKQ

Ibrahim.elh wrote:

Is what you have ideas to insert data into datagridview my new base.

Bastard Programmer from Hell
If you can't read my code, try converting it here[^]

con_local = new OdbcConnection();
                con_local.ConnectionString = lc.Connexion_locale;
                con_local.Open();
                for(int i=0; i< dataGridView1.Rows.Count-1;i++)
                {
                    
                    adap_local = new OdbcDataAdapter("insert into thisdet2 values(" + dataGridView1.Rows[i].Cells[1].Value + "," + dataGridView1.Rows[i].Cells[2].Value + "," + dataGridView1.Rows[i].Cells[3].Value + "," + dataGridView1.Rows[i].Cells[4].Value + "," + dataGridView1.Rows[i].Cells[5].Value + "," + dataGridView1.Rows[i].Cells[6].Value + "," + dataGridView1.Rows[i].Cells[7].Value + "," + dataGridView1.Rows[i].Cells[8].Value + "," + dataGridView1.Rows[i].Cells[9].Value + "," + dataGridView1.Rows[i].Cells[10].Value + "," + dataGridView1.Rows[i].Cells[11].Value + "," +  +")"+",", con_local);
                }
                ds_local = new System.Data.DataSet();
                adap_local.Fill(ds_local);

using (var connection = new OdbcConnection(lc.Connexion_locale))
using (var command = new OdbcCommand("insert into thisdet2 values(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)", connection))
{
    // ODBC doesn't use named parameters, so the names don't matter:
    var p0 = command.Parameters.Add("@p0", OdbcType.NVarChar);
    var p1 = command.Parameters.Add("@p1", OdbcType.NVarChar);
    var p2 = command.Parameters.Add("@p2", OdbcType.NVarChar);
    var p3 = command.Parameters.Add("@p3", OdbcType.NVarChar);
    var p4 = command.Parameters.Add("@p4", OdbcType.NVarChar);
    var p5 = command.Parameters.Add("@p5", OdbcType.NVarChar);
    var p6 = command.Parameters.Add("@p6", OdbcType.NVarChar);
    var p7 = command.Parameters.Add("@p7", OdbcType.NVarChar);
    var p8 = command.Parameters.Add("@p8", OdbcType.NVarChar);
    var p9 = command.Parameters.Add("@p9", OdbcType.NVarChar);
    var p10 = command.Parameters.Add("@p10", OdbcType.NVarChar);
    var p11 = command.Parameters.Add("@p11", OdbcType.NVarChar);
    
    connection.Open();
    
    for (int i = 0; i < dataGridView1.Rows.Count - 1; i++)
    {
        var row = dataGridView1.Rows[i];
        
        p0.Value = row.Cells[0].Value;
        p1.Value = row.Cells[1].Value;
        p2.Value = row.Cells[2].Value;
        p3.Value = row.Cells[3].Value;
        p4.Value = row.Cells[4].Value;
        p5.Value = row.Cells[5].Value;
        p6.Value = row.Cells[6].Value;
        p7.Value = row.Cells[7].Value;
        p8.Value = row.Cells[8].Value;
        p9.Value = row.Cells[9].Value;
        p10.Value = row.Cells[10].Value;
        p11.Value = row.Cells[11].Value;
        
        command.ExecuteNonQuery();
    }
}

Ibrahim.elh wrote:

does not include visual studio .cells []

row.Cells[0].Value

var row = dataGridView1.Rows[i];

DataGridViewRow row = dataGridView1.Rows[i];

var pN = command.Parameters.Add(...);

OdbcParameter pN = command.Parameters.Add(...);