Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2006 Prodevelop and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *   Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *   +34 963862235

 *   gvsig@gva.es

 *   www.gvsig.gva.es

 *

 *    or

 *

 *   Prodevelop Integraci?n de Tecnolog?as SL

 *   Conde Salvatierra de ?lava , 34-10

 *   46004 Valencia

 *   Spain

 *

 *   +34 963 510 612

 *   +34 963 510 968

 *   gis@prodevelop.es

 *   http://www.prodevelop.es

 */

package es.prodevelop.cit.gvsig.arcims.gui.panels.utils;

import java.awt.Component;

import javax.swing.DefaultListCellRenderer;

import javax.swing.Icon;

import javax.swing.JComponent;

import javax.swing.JList;

import javax.swing.UIManager;

import javax.swing.border.Border;

import javax.swing.border.EmptyBorder;

/**

 * This class sets the tool tips in a JList component.

 *

 * @author jldominguez

 */

public class SelectedLayersListCellRenderer extends DefaultListCellRenderer {

    private static final Border SAFE_NO_FOCUS_BORDER = new EmptyBorder(1, 1, 1,

            1);

    private static final long serialVersionUID = 0;

    public SelectedLayersListCellRenderer() {

        super();

    }

    /**

     * Sets special graphic properties (colors, and tool tips) in list elements

     * and returns <tt>this</tt>.

     */

    public Component getListCellRendererComponent(JList list, Object value,

        int index, boolean isSelected, boolean cellHasFocus) {

        JComponent jc;

        LayersListElement lle;

        setComponentOrientation(list.getComponentOrientation());

        if (isSelected) {

            setBackground(list.getSelectionBackground());

            setForeground(list.getSelectionForeground());

        }

        else {

            setBackground(list.getBackground());

            setForeground(list.getForeground());

        }

        if (value instanceof Icon) {

            setIcon((Icon) value);

            setText("");

        }

        else {

            setIcon(null);

            setText((value == null) ? "" : value.toString());

        }

        setEnabled(list.isEnabled());

        setFont(list.getFont());

        setBorder((cellHasFocus)

            ? UIManager.getBorder("List.focusCellHighlightBorder")

            : getNoFocusBorder());

        // Set the specific tool tip:

        if (value instanceof LayersListElement) {

            lle = (LayersListElement) value;

            jc = (JComponent) this;

            jc.setToolTipText(lle.toolTipText());

        }

        return this;

    }

    private static Border getNoFocusBorder() {

        if (System.getSecurityManager() != null) {

            return SAFE_NO_FOCUS_BORDER;

        }

        else {

            return noFocusBorder;

        }

    }

}