How to use

isSelected

method

in

org.geotools.map.Layer

private void onSelectAllLayers() {
  if (mapPane != null && mapPane.getMapContent() != null) {
    for (Layer layer : mapPane.getMapContent().layers()) {
      if (!layer.isSelected()) {
        layer.setSelected(true);
      }
    }
  }
}

private void onUnselectAllLayers() {
  if (mapPane != null && mapPane.getMapContent() != null) {
    for (Layer layer : mapPane.getMapContent().layers()) {
      if (layer.isSelected()) {
        layer.setSelected(false);
      }
    }
  }
}

layer.isSelected()
    ? LayerControlItem.SELECTED.getIcon()
    : LayerControlItem.SELECTED.getOffIcon());

clone.setQuery(layer.getQuery());
clone.setVisible(layer.isVisible());
clone.setSelected(layer.isSelected());
clone.getUserData().putAll(layer.getUserData());
layers.add(clone);

/**
 * Handle a mouse click on a cell in the JList that displays layer names and states.
 *
 * @param ev the mouse event
 * @param doubleClick true if this is the second click of a double-click; false otherwise
 */
private void onLayerItemClicked(MouseEvent ev, boolean doubleClick) {
  int item = list.locationToIndex(ev.getPoint());
  if (item >= 0) {
    Rectangle r = list.getCellBounds(item, item);
    if (r.contains(ev.getPoint())) {
      Layer layer = listModel.getElementAt(item);
      Point p = new Point(ev.getPoint().x, ev.getPoint().y - r.y);
      if (MapLayerTableCellRenderer.hitSelectionLabel(p)) {
        layer.setSelected(!layer.isSelected());
      } else if (MapLayerTableCellRenderer.hitVisibilityLabel(p)) {
        layer.setVisible(!layer.isVisible());
      } else if (MapLayerTableCellRenderer.hitStyleLabel(p)) {
        doSetStyle(layer);
      } else if (MapLayerTableCellRenderer.hitRemoveLabel(p)) {
        doRemoveLayer(layer);
      } else if (MapLayerTableCellRenderer.hitNameLabel(p)) {
        if (doubleClick) {
          doSetLayerName(layer);
        }
      }
    }
  }
}

int n = 0;
for (Layer layer : content.layers()) {
  if (layer.isSelected()) {
    InfoToolHelper helper = null;

private void onSelectAllLayers() {
  if (mapPane != null && mapPane.getMapContent() != null) {
    for (Layer layer : mapPane.getMapContent().layers()) {
      if (!layer.isSelected()) {
        layer.setSelected(true);
      }
    }
  }
}

private void onUnselectAllLayers() {
  if (mapPane != null && mapPane.getMapContent() != null) {
    for (Layer layer : mapPane.getMapContent().layers()) {
      if (layer.isSelected()) {
        layer.setSelected(false);
      }
    }
  }
}

layer.isSelected() ?
  LayerControlItem.SELECTED.getIcon() : LayerControlItem.SELECTED.getOffIcon());

layer.setSelected(!layer.isSelected());

int n = 0;
for (Layer layer : content.layers()) {
  if (layer.isSelected()) {
    InfoToolHelper helper = null;