private void BtnDec_Click(object sender, RoutedEventArgs e)
        {
            DecisionReservationController DRC = new DecisionReservationController();

            DRC.AjouterDecision(inputDateetabli.Text, inputCodeP.Text, inputEtatDec.Text);
            msh.LoadData("select * from decisionr where RefP='" + NumP + "'", dataViewDec);
        }
 private void BtnValiderDec_Click(object sender, RoutedEventArgs e)
 {
     if (inputDateEnreg.Text != "" && inputNumdecison.Text != "")
     {
         DecisionReservationController DRC = new DecisionReservationController();
         DRC.ValidationDecision(int.Parse(inputNumdecison.Text), inputDateEnreg.Text, int.Parse(inputCodeP.Text));
         msh.LoadData("select * from decisionr where RefP='" + NumP + "'", dataViewDec);
     }
     else
     {
         System.Windows.MessageBox.Show("Veuillez remplir la date d'enregsitrement et le numéro de la décision");
     }
 }