| gvSIG desktop 1

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

*

* Copyright (C) 2007 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.propertiespanel;

import java.awt.Component;

import java.awt.Dimension;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.awt.event.FocusEvent;

import java.awt.event.FocusListener;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import java.awt.event.KeyEvent;

import java.awt.event.KeyListener;

import java.util.ArrayList;

import java.util.Enumeration;

import java.util.EventObject;

import java.util.Iterator;

import java.util.Properties;

import javax.swing.JCheckBox;

import javax.swing.JComboBox;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JSpinner;

import javax.swing.JTextField;

import javax.swing.event.ChangeEvent;

import javax.swing.event.ChangeListener;

import org.gvsig.gui.beans.slidertext.SliderTextContainer;

import org.gvsig.gui.beans.slidertext.listeners.SliderEvent;

import org.gvsig.gui.beans.slidertext.listeners.SliderListener;

/**

 * Componente para crear un cuadro de propiedades de configuracion standard.

 *

 * @version 19/04/2007

 * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)

 */

public class PropertiesComponent extends JScrollPane implements FocusListener, KeyListener, ChangeListener, ItemListener, PropertiesComponentListener, SliderListener {

        private static final long serialVersionUID = 372118344763661890L;

        private ArrayList datalist = new ArrayList();

        private ArrayList actionCommandListeners = new ArrayList();

        private JPanel          jPanelContent = null;

        static final public int TYPE_DEFAULT  = 1;

        static final public int TYPE_SLIDER   = 2;

        static final public int TYPE_COMBO    = 3;

        /**

         * Constructor de la calse

         */

        public PropertiesComponent() {

                initialize();

        }

        /**

         * Constructor para poder pasarle un ArrayList de PropertyStruct

         * @param values

         */

        public PropertiesComponent(ArrayList values) {

                initialize();

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

                        addPropertyStruct((PropertyStruct) values.get(i));

                }

        }

        /**

         * Constructor para poder pasarle un Properties

         * @param values

         */

        public PropertiesComponent(Properties properties) {

                initialize();

                Enumeration elements = properties.keys();

                while (elements.hasMoreElements()) {

                        String key = (String) elements.nextElement();

                        addValue(key, key, properties.get(key), null);

                }

        }

        /**

         * Creaci?n de la ventana con sus componentes

         */

        private void initialize() {

                this.setBorder(null);

                jPanelContent = new JPanel();

                jPanelContent.setLayout(new GridBagLayout());

                this.setViewportView(jPanelContent);

        }

        int y = 0;

        /**

         * A?ade un PropertyStruct al componente

         * @param property

         */

        public void addPropertyStruct(PropertyStruct property) {

                boolean without_label = false;

                JLabel label = new JLabel(property.getTextLabel() + ": ");

                Component component = new JLabel("Sin soporte para: " + property.getOldValue().getClass().toString());

                // Tratamiento de Strings, como un JTextField

                if (property.getOldValue() instanceof String) {

                        component = new JTextField(property.getOldValue().toString());

                        ((JTextField) component).setMaximumSize(new Dimension(200, 25));

                        ((JTextField) component).addFocusListener(this);

                        ((JTextField) component).addKeyListener(this);

                }

                if (property.getOldValue() instanceof JPanelProperty) {

                        component = (JPanelProperty) property.getOldValue();

                        ((JPanelProperty) component).addStateChangedListener(this);

                        without_label = true;

                }

                // Tratamiento de Integer

                if (property.getOldValue() instanceof Integer) {

                        boolean created = false;

                        if (property.getExtras() != null) {

                                switch (((Integer) property.getExtras()[0]).intValue()) {

                                        case TYPE_SLIDER:

                                                without_label = true;

                                                component = new SliderTextContainer();

                                                ((SliderTextContainer) component).setBorder(javax.swing.BorderFactory.createTitledBorder(property.getTextLabel()));

//                                                ((SliderTextContainer) component).setBorder(javax.swing.BorderFactory.createEmptyBorder());

                                                if (property.getExtras().length >= 2)

                                                        ((SliderTextContainer) component).setMinimum(((Integer) property.getExtras()[1]).intValue());

                                                if (property.getExtras().length >= 3)

                                                        ((SliderTextContainer) component).setMaximum(((Integer) property.getExtras()[2]).intValue());

                                                ((SliderTextContainer) component).setValue(((Integer) property.getOldValue()).intValue());

                                                ((SliderTextContainer) component).addValueChangedListener(this);

                                                created = true;

                                                break;

                                        case TYPE_COMBO:

                                                component = new JComboBox();

                                                ArrayList aux = (ArrayList) property.getExtras()[1];

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

                                                        ((JComboBox) component).addItem(aux.get(i).toString());

                                                ((JComboBox) component).setSelectedIndex(((Integer) property.getOldValue()).intValue());

                                                ((JComboBox) component).addItemListener(this);

                                                created = true;

                                                break;

                                }

                        }

                        if (!created) {

                                component = new JSpinner();

                                ((JSpinner) component).setValue(property.getOldValue());

                                ((JSpinner) component).addChangeListener(this);

                        }

                }

                // Tratamiento de Boolean

                if (property.getOldValue() instanceof Boolean) {

                        component = new JCheckBox();

                        ((JCheckBox) component).setSelected(((Boolean) property.getOldValue()).booleanValue());

                        ((JCheckBox) component).addItemListener(this);

                }

                if (without_label) {

                        jPanelContent.add(component, new GridBagConstraints(0, y, 2, 1, 0.0, 0.0,

                                        GridBagConstraints.CENTER, GridBagConstraints.BOTH,

                                        new Insets(0, 0, 5, 0), 0, 0));

                } else {

                        jPanelContent.add(label, new GridBagConstraints(0, y, 1, 1, 0.0, 0.0,

                                         GridBagConstraints.CENTER, GridBagConstraints.BOTH,

                                         new Insets(0, 0, 5, 5), 0, 0));

                        jPanelContent.add(component, new GridBagConstraints(1, y, 1, 1, 0.0, 0.0,

                                        GridBagConstraints.CENTER, GridBagConstraints.BOTH,

                                        new Insets(0, 0, 5, 0), 0, 0));

                }

                y++;

                label.setLabelFor(component);

                label.setHorizontalAlignment(javax.swing.SwingConstants.RIGHT);

                property.setJLabel(label);

                property.setComponent(component);

                datalist.add(property);

        }

        /**

         * A?ade una clave/valor al panel de propiedades.<br>

         * <br>

         * El componente seleccionado dependera del instanceof del valor y las

         * opciones extras que se pongan. Por ejemplo: para el instanceof de un String

         * siempre se usara un JTextField, en cambio, para un Integer, se podran usar

         * 3 tipos, el JSlider, JComboBox y JSpinner. Estos tipos se especifican en el

         * array extras, poniendolo siempre en la posicion 0. En la posici?n 1 y 2 de

         * un JSlider se puede especificar el m?nimo y el m?ximo del Slider.

         *

         * @param textLabel

         * @param key

         * @param value

         * @param extras

         */

        public void addValue(String textLabel, String key, Object value, Object[] extras) {

                PropertyStruct propertyStruct = new PropertyStruct(textLabel, key, value, extras);

                addPropertyStruct(propertyStruct);

        }

        /**

         * A?ade una clave valor al panel de propiedades.

         * @param key

         * @param value

         */

        public void put(Object key, Object value) {

                PropertyStruct propertyStruct = new PropertyStruct((String) key, (String) key, value, null);

                addPropertyStruct(propertyStruct);

        }

        /**

         * Obtener todos los valores de la ventana, esto ser? un

         * <code><b>ArrayList</b></code> que contendr? elementos de tipo

         * <code><b>PropertyStruct</b></code>, pudiendo tener el valor antes de

         * ser modificado y el nuevo valor.

         *

         * @see <code>PropertyStruct</code>

         *

         * @return ArrayList de elementos de tipo <code>PropertyStruct</code>

         */

        public ArrayList getValues() {

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

                        PropertyStruct propertyStruct = ((PropertyStruct) datalist.get(i));

                        if (propertyStruct.getComponent() instanceof JTextField) {

                                propertyStruct.setNewValue(((JTextField) propertyStruct.getComponent()).getText());

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JSpinner) {

                                propertyStruct.setNewValue(((JSpinner) propertyStruct.getComponent()).getValue());

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof SliderTextContainer) {

                                propertyStruct.setNewValue(new Integer((int) ((SliderTextContainer) propertyStruct.getComponent()).getValue()));

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JCheckBox) {

                                propertyStruct.setNewValue(new Boolean(((JCheckBox) propertyStruct.getComponent()).getSelectedObjects()!=null));

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JComboBox) {

                                propertyStruct.setNewValue(new Integer(((JComboBox) propertyStruct.getComponent()).getSelectedIndex()));

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JPanelProperty) {

                                // No es necesario pq el mismo JPanel esta tb en el oldValue

                                continue;

                        }

                }

                return datalist;

        }

        /**

         * Obtener todos los valores de la ventana en formato java.util.Properties

         * @return

         */

        public Properties getProperties() {

                Properties properties = new Properties();

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

                        PropertyStruct propertyStruct = ((PropertyStruct) datalist.get(i));

                        String key = propertyStruct.getKey();

                        if (propertyStruct.getComponent() instanceof JTextField) {

                                properties.put(key, ((JTextField) propertyStruct.getComponent()).getText());

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JSpinner) {

                                properties.put(key, ((JSpinner) propertyStruct.getComponent()).getValue());

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof SliderTextContainer) {

                                properties.put(key, new Integer((int) ((SliderTextContainer) propertyStruct.getComponent()).getValue()));

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JCheckBox) {

                                properties.put(key, new Boolean(((JCheckBox) propertyStruct.getComponent()).getSelectedObjects()!=null));

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JComboBox) {

                                properties.put(key, new Integer(((JComboBox) propertyStruct.getComponent()).getSelectedIndex()));

                                continue;

                        }

                        if (propertyStruct.getComponent() instanceof JPanelProperty) {

                                properties.put(key, (JPanelProperty) propertyStruct.getComponent());

                                continue;

                        }

                }

                return properties;

        }

        /**

         * A?adir el disparador de cuando se pulsa un bot?n.

         * @param listener

         */

        public void addStateChangedListener(PropertiesComponentListener listener) {

                if (!actionCommandListeners.contains(listener))

                        actionCommandListeners.add(listener);

        }

        /**

         * Borrar el disparador de eventos de los botones.

         * @param listener

         */

        public void removeStateChangedListener(PropertiesComponentListener listener) {

                actionCommandListeners.remove(listener);

        }

        private void callStateChanged() {

                Iterator acIterator = actionCommandListeners.iterator();

                while (acIterator.hasNext()) {

                        PropertiesComponentListener listener = (PropertiesComponentListener) acIterator.next();

                        listener.actionChangeProperties(new EventObject(this));

                }

        }

        /*

         * (non-Javadoc)

         * @see javax.swing.event.ChangeListener#stateChanged(javax.swing.event.ChangeEvent)

         */

        public void stateChanged(ChangeEvent e) {

                callStateChanged();

        }

        /*

         * (non-Javadoc)

         * @see java.awt.event.ItemListener#itemStateChanged(java.awt.event.ItemEvent)

         */

        public void itemStateChanged(ItemEvent e) {

                callStateChanged();

        }

        /*

         * (non-Javadoc)

         * @see java.awt.event.FocusListener#focusLost(java.awt.event.FocusEvent)

         */

        public void focusLost(FocusEvent e) {

                callStateChanged();

        }

        /*

         * (non-Javadoc)

         * @see java.awt.event.KeyListener#keyReleased(java.awt.event.KeyEvent)

         */

        public void keyReleased(KeyEvent e) {

                if (e.getKeyCode() == 10)

                        callStateChanged();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.beans.propertiespanel.PropertiesComponentListener#actionChangeProperties(java.util.EventObject)

         */

        public void actionChangeProperties(EventObject e) {

                callStateChanged();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.beans.slidertext.listeners.SliderListener#actionValueChanged(org.gvsig.gui.beans.slidertext.listeners.SliderEvent)

         */

        public void actionValueChanged(SliderEvent e) {

                callStateChanged();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.gui.beans.slidertext.listeners.SliderListener#actionValueDragged(org.gvsig.gui.beans.slidertext.listeners.SliderEvent)

         */

        public void actionValueDragged(SliderEvent e) {

                //callStateChanged();

        }

        public void keyTyped(KeyEvent e) {}

        public void focusGained(FocusEvent e) {}

        public void keyPressed(KeyEvent e) {}

}