private List toLayerNames(List mapLayers) {
   ArrayList names = new ArrayList();
   for (Iterator i = mapLayers.iterator(); i.hasNext(); ) {
     MapLayer layer = (MapLayer) i.next();
     names.add(layer.getName());
   }
   return names;
 }
 /** Almacena el estilo seleccionado por el usuario */
 private void saveStyle() {
   String style = (String) jcbStyle.getSelectedItem();
   if (style != null) {
     List selectedLayer = this.mapLayerPanel.getSelectedItemsFromRigthList();
     if (selectedLayer != null) {
       LayerNode node = (LayerNode) selectedLayer.get(0);
       MapLayer layer = node.getLayer();
       String layerName = layer.getName();
       selectedStyles.put(layerName, style);
     } // fin if
   } // fin if
 } // fin del método
  /** Actualiza el comboBox de estilos con los estilos disponibles para la capa seleccionada */
  private void updatejcbStyles() {
    List selectedLayer = this.mapLayerPanel.getSelectedItemsFromRigthList();
    if (selectedLayer.size() == 1) {
      LayerNode node = (LayerNode) selectedLayer.get(0);
      MapLayer layer = node.getLayer();

      List styles = getLayerStyles(layer.getName());
      Iterator it = styles.iterator();

      while (it.hasNext()) {
        Style style = (Style) it.next();
        jcbStyleModel.addElement(style.getName());
      } // fin del while

      if (selectedStyles != null) {
        String style = (String) selectedStyles.get(layer.getName());
        if (style != null) jcbStyle.setSelectedItem(style);
      }
    }
  } // fin del método