/// <summary>
 /// Permet de verouiller la liste
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void chkBoxVerrouiller_CheckStateChanged(object sender, System.EventArgs e)
 {
     if (chkBoxVerrouiller.CheckState == CheckState.Checked)
     {
         LstItems.ClearSelected();
         LstItems.Enabled = false;
     }
     else if (chkBoxVerrouiller.CheckState == CheckState.Unchecked)
     {
         LstItems.ClearSelected();
         LstItems.Enabled = true;
     }
 }
 /// <summary>
 /// Permet de définir le mode de sélection de la liste
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void rdBtnChanged(object sender, System.EventArgs e)
 {
     if (rdBtnSimple.Checked)
     {
         LstItems.ClearSelected();
         LstItems.SelectionMode = SelectionMode.One;
     }
     else if (rdBtnMultiple.Checked)
     {
         LstItems.ClearSelected();
         LstItems.SelectionMode = SelectionMode.MultiSimple;
     }
     else if (rdBtnEtendue.Checked)
     {
         LstItems.ClearSelected();
         LstItems.SelectionMode = SelectionMode.MultiExtended;
     }
 }