Application: gvSIG desktop

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

 *

 * Copyright (C) 2004 IVER T.I. 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

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.utiles.connections;

import java.awt.Component;

import javax.swing.ImageIcon;

import javax.swing.JTree;

import javax.swing.tree.DefaultMutableTreeNode;

import javax.swing.tree.DefaultTreeCellRenderer;

/**

 * Renderer of the JTree.

 *

 * @author Vicente Caballero Navarro

 */

public class ConnRenderer extends DefaultTreeCellRenderer {

        //private static final ImageIcon bdConnectIcon= new ImageIcon(ConnRenderer.class.getClassLoader()

        //                  .getResource("images/gtk-ok.png"));

        //private String directory=PluginServices.getPluginServices(this)

        //  .getPluginDirectory().getPath();

private String directory=null;

        private static ImageIcon bdConnectIcon = null;

        private static ImageIcon bdConnectkeyIcon = null;

    private static ImageIcon bdNoConnectIcon = null;

    private static ImageIcon bdNoConnectkeyIcon = null;

    private static ImageIcon tableIcon = null;

    public ConnRenderer(){

    directory=".";

        bdConnectIcon = new ImageIcon(ConnRenderer.class.getResource(

        "images/gtk-ok.png"));

        bdConnectkeyIcon = new ImageIcon(ConnRenderer.class.getResource(

        "images/gtk-ok-key.png"));

    bdNoConnectIcon = new ImageIcon(ConnRenderer.class.getResource(

        "images/gtk-no.png"));

    bdNoConnectkeyIcon = new ImageIcon(ConnRenderer.class.getResource(

        "images/gtk-no-key.png"));

    tableIcon = new ImageIcon(ConnRenderer.class.getResource(

        "images/gtk-properties.png"));

   }

    public Component getTreeCellRendererComponent(JTree tree, Object value,

        boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) {

        super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf,

            row, hasFocus);

        if (isConnection(value)) {

            if (isConnected(value)) {

                    if (havePassword(value))

                            setIcon(bdConnectIcon); //Conectado

                    else

                            setIcon(bdConnectkeyIcon); //Conectado sin clave

            } else {

                    if (havePassword(value))

                            setIcon(bdNoConnectIcon); //Desconectado

                    else

                            setIcon(bdNoConnectkeyIcon); //Desconectado sin clave

            }

        } else {

            setIcon(tableIcon);

        }

        return this;

    }

    /**

     * Returns true if is a connection.

     *

     * @param value Tree?s node.

     *

     * @return True if is a connection.

     */

    private boolean isConnection(Object value) {

        DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;

        if (node.getUserObject() instanceof ConnectionTrans) {

            return true;

        }

        return false;

    }

    /**

     * Returns true if the connection that is passed for parameter is connected.

     *

     * @param value Tree?s node.

     *

     * @return True if is connected.

     */

    private boolean isConnected(Object value) {

        DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;

        if (node.getUserObject() instanceof ConnectionTrans) {

                ConnectionTrans connTrans=(ConnectionTrans) node.getUserObject();

                return connTrans.isConnected();

        }

        return false;

    }

    /**

     * Returns true if the connection has kept the password.

     *

     * @param value Tree?s node.

     *

     * @return True if is connected.

     */

    private boolean havePassword(Object value){

            DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;

        if (node.getUserObject() instanceof ConnectionTrans) {

                ConnectionTrans connTrans=(ConnectionTrans) node.getUserObject();

                return connTrans.isSavePassword();

        }

        return false;

    }

}