Application: gvSIG desktop

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

 *

 * Copyright (C) 2005 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.

 */

package org.gvsig.gui.beans.buttonbar;

import java.awt.FlowLayout;

import java.util.ArrayList;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JPanel;

public class ButtonBarContainer extends JPanel {

        private static final long serialVersionUID = -2556987128553063939L;

        private int                                                        wComp = 400, hComp = 26;

        private String                                                 pathToImages = "images/";

        private ArrayList                                         buttons = new ArrayList();

        private boolean                                         disableAllControls = false;

        private boolean[]                                         buttonsState = null;

        /**

         * This is the default constructor

         */

        public ButtonBarContainer() {

                super();

                initialize();

        }

        /**

         * This method initializes this

         * 

         * @return void

         */

        private void initialize() {

                FlowLayout flowLayout = new FlowLayout();

                flowLayout.setHgap(0);

                flowLayout.setVgap(0);

                this.setLayout(flowLayout);

                this.setSize(wComp, hComp);

                }

        /**

         * A?ade un boton al ArrayList de los botones.

         * 

         * @param iconName: nombre del icono asignado al boton. La imagen tendr?a que

         *                                         estar dentro de la carpeta "images/"

         * @param tip: tip del boton;

         * @param order: orden que ocupar? el boton dentro del control

         */

        public void addButton(String iconName, String tip, int order){

                JButton bt = new JButton();

                bt.setPreferredSize(new java.awt.Dimension(22, 22));

                try{

                        if (iconName != null)

                                bt.setIcon(new ImageIcon(getClass().getResource(pathToImages + iconName)));

                }catch(NullPointerException exc){

                        //El icono no existe -> No se a?ade ninguno

                }

                if(tip != null)

                        bt.setToolTipText(tip);

                buttons.add(order, bt);

                addList();

        }

        /**

         * Elimina el bot?n correspondiente al indice que le pasamos.

         * @param index

         */

        public void delButton(int index){

                buttons.remove(index);

                this.removeAll();

                addList();

        }

        /**

         * A?ade en el panel los botones que tenemos en el ArrayList.

         *

         */

        public void addList(){

                for(int i = 0 ; i < buttons.size() ; i++){

                        this.add((JButton)buttons.get(i));

                }

        }

        /**

         * Esta funci?n deshabilita todos los controles y guarda sus valores

         * de habilitado o deshabilitado para que cuando se ejecute restoreControlsValue

         * se vuelvan a quedar como estaba

         */

        public void disableAllControls(){

                if(!disableAllControls){

                        disableAllControls = true;

                        buttonsState = new boolean[buttons.size()];

                        for (int i = 0 ; i < buttons.size() ; i++){

                                //Salvamos los estados

                                buttonsState[i] = ((JButton)buttons.get(i)).isEnabled();

                                //Desactivamos controles

                                ((JButton)buttons.get(i)).setEnabled(false);

                        }

                }

        }

        /**

         * Esta funci?n deja los controles como estaban al ejecutar la funci?n 

         * disableAllControls

         */

        public void restoreControlsValue(){

                if(disableAllControls){

                        disableAllControls = false;

                        for(int i = 0 ; i < buttons.size() ; i++){

                                ((JButton)buttons.get(i)).setEnabled(buttonsState[i]);

                        }

                }

        }

        /**

         * M?todo para acceder a los botones del control;

         * @param index

         * @return

         */

        public JButton getButton(int index){

                return (JButton)buttons.get(index);

        }

        /**

         * M?todo para establecer la posici?n de los botones dentro del control.

         * @param align: "left" o "right"

         */

        public void setButtonAlignment(String align){

                FlowLayout layout = new FlowLayout();

                layout.setHgap(2);

                layout.setVgap(0);

                if (align.equals("right"))

                        layout.setAlignment(FlowLayout.RIGHT);

                else

                        layout.setAlignment(FlowLayout.LEFT);

                this.setLayout(layout);

        }

        public void setComponentBorder(boolean br){

                if(br)

                        this.setBorder(javax.swing.BorderFactory.createTitledBorder(null, "", javax.swing.border.TitledBorder.DEFAULT_JUSTIFICATION, javax.swing.border.TitledBorder.DEFAULT_POSITION, null, null));

                if(!br)

                        this.setBorder(javax.swing.BorderFactory.createEmptyBorder());                

        }

}