private void button_exportCorresp_Click(object sender, EventArgs e)
        {
            GUIFonction GUI = new GUIFonction();
            Chargement  myformchargement = new Chargement();

            myformchargement.label_trt_encours.Text = "Exportation vers SQLServer";
            myformchargement.Show();
            GUI.ExporteCorrespondance(this, myformchargement);
        }
        private void button_save_for_client_Click(object sender, EventArgs e)
        {
            GUIFonction GUI              = new GUIFonction();
            Form1       myform           = new Form1();
            Chargement  myformchargement = new Chargement();

            //myformchargement.label_trt_encours.Text = "Enregistrement de la base pour client";
            //myformchargement.Show();
            GUI.EnregistrerBaseSQLITE(myform, myformchargement);
        }