| gvSIG desktop 1

package org.gvsig.gui.beans.editionpopupmenu;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.beans.PropertyChangeListener;

import java.beans.PropertyChangeSupport;

import java.io.Serializable;

import java.util.HashMap;

import javax.swing.ImageIcon;

import javax.swing.JMenuItem;

import javax.swing.JPopupMenu;

import javax.swing.border.BevelBorder;

import org.gvsig.gui.beans.Messages;

/* 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

*/

/**

 * <p>This class is a JPopupMenu that can be used with another component.</p>

 * <p>The items showed in this menu are for editing: UNDO, REDO, CUT, COPY, PASTE, DELETE and SELECT ALL.</p>

 * <p>When the user clicks on a item, this Component fires a property change event that its value allows identify the item clicked.</p>

 * <p>(The icons used are from the open-source 'Tango Icon Library' project: (http://tango.freedesktop.org/Tango_Icon_Library)).</p>

 *  

 * @author Pablo Piqueras Bartolom? (p_queras@hotmail.com)

 */

public class JOptionsEditionByMousePopupMenu extends JPopupMenu implements Serializable{

        private static final long serialVersionUID = -142360699557710223L;

        // Items of this JPopupMenu

        private JMenuItem jMenuItemUndo = null;

        private JMenuItem jMenuItemRedo = null;

        private JMenuItem jMenuItemCut = null;

        private JMenuItem jMenuItemCopy = null;

        private JMenuItem jMenuItemPaste = null;

        private JMenuItem jMenuItemDelete = null;

        private JMenuItem jMenuItemSelectAll = null;

        // Values of the events fired when has been clicked an item

        public static final int DEFAULT = 0;

        public static final int UNDO = 1;

        public static final int REDO = 2;

        public static final int CUT = 3;

        public static final int COPY = 4;

        public static final int PASTE = 5;

        public static final int DELETE = 6;

        public static final int SELECT_ALL = 7;

        // Values of the type of event fired

        public static final int VISIBILITY = 8;

        public static final String SELECTEDOPTION = "SelectedOption";

        public static final String VISIBILITYCHANGED = "Visibility";

        // Hash map for the items

        private HashMap<String, String> map;

        // Action listener for notify (fire) some events that had happened to this component

        private ActionListener menuListener = null;

        // Listener for property change support

        private PropertyChangeSupport changes = new PropertyChangeSupport(this);

         /**

         * Default constructor 

         */

        public JOptionsEditionByMousePopupMenu() {

                super();

                initialize();

        }

        /**

         * This method initializes this component 

         */

        private void initialize() {

        map = new HashMap<String, String>();

        this.add(getJMenuItemUndo());

        this.add(getJMenuItemRedo());

        this.addSeparator();

        this.add(getJMenuItemCut());

        this.add(getJMenuItemCopy());

        this.add(getJMenuItemPaste());

        this.add(getJMenuItemDelete());

        this.addSeparator();

        this.add(getJMenuItemSelectAll());

        this.setLabel("Edition");

        this.setBorder(new BevelBorder(BevelBorder.RAISED));

        }

        /**

         * This method initializes jMenuItemUndo        

         *         

         * @return javax.swing.JMenuItem

         */

        private JMenuItem getJMenuItemUndo() {

                if (jMenuItemUndo == null) {

                        ImageIcon undoIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-undo.png"), Messages.getText("edit_undo"));

                        jMenuItemUndo = new JMenuItem(Messages.getText("edit_undo"), undoIcon);

                        jMenuItemUndo.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemUndo.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_undo"), Integer.toString(JOptionsEditionByMousePopupMenu.UNDO));

                }

                return jMenuItemUndo;

        }

        /**

         * This method initializes jMenuItemRedo        

         *         

         * @return javax.swing.JMenuItem        

         */

        private JMenuItem getJMenuItemRedo() {

                if (jMenuItemRedo == null) {

                        ImageIcon redoIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-redo.png"), Messages.getText("edit_redo"));

                        jMenuItemRedo = new JMenuItem(Messages.getText("edit_redo"), redoIcon);

                        jMenuItemRedo.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemRedo.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_redo"), Integer.toString(JOptionsEditionByMousePopupMenu.REDO));

                }

                return jMenuItemRedo;

        }

        /**

         * This method initializes jMenuItemCut        

         *         

         * @return javax.swing.JMenuItem        

         */

        private JMenuItem getJMenuItemCut() {

                if (jMenuItemCut == null) {

                        ImageIcon cutIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-cut.png"), Messages.getText("edit_cut"));

                        jMenuItemCut = new JMenuItem(Messages.getText("edit_cut"), cutIcon);

                        jMenuItemCut.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemCut.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_cut"), Integer.toString(JOptionsEditionByMousePopupMenu.CUT));

                }

                return jMenuItemCut;

        }

        /**

         * This method initializes jMenuItemCopy        

         *         

         * @return javax.swing.JMenuItem        

         */

        private JMenuItem getJMenuItemCopy() {

                if (jMenuItemCopy == null) {

                        ImageIcon copyIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-copy.png"), Messages.getText("edit_copy"));

                        jMenuItemCopy = new JMenuItem(Messages.getText("edit_copy"), copyIcon);

                        jMenuItemCopy.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemCopy.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_copy"), Integer.toString(JOptionsEditionByMousePopupMenu.COPY));

                }

                return jMenuItemCopy;

        }

        /**

         * This method initializes jMenuItemPaste        

         *         

         * @return javax.swing.JMenuItem        

         */

        private JMenuItem getJMenuItemPaste() {

                if (jMenuItemPaste == null) {

                        ImageIcon pasteIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-paste.png"), Messages.getText("edit_paste"));

                        jMenuItemPaste = new JMenuItem(Messages.getText("edit_paste"), pasteIcon);

                        jMenuItemPaste.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemPaste.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_paste"), Integer.toString(JOptionsEditionByMousePopupMenu.PASTE));

                }

                return jMenuItemPaste;

        }

        /**

         * This method initializes jMenuItemDelete        

         *         

         * @return javax.swing.JMenuItem        

         */

        private JMenuItem getJMenuItemDelete() {

                if (jMenuItemDelete == null) {

                        ImageIcon deleteIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-delete.png"), Messages.getText("edit_delete"));

                        jMenuItemDelete = new JMenuItem(Messages.getText("edit_delete"), deleteIcon);

                        jMenuItemDelete.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemDelete.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_delete"), Integer.toString(JOptionsEditionByMousePopupMenu.DELETE));

                }

                return jMenuItemDelete;

        }        

        /**

         * This method initializes jMenuItemSelectAll        

         *         

         * @return javax.swing.JMenuItem        

         */

        private JMenuItem getJMenuItemSelectAll() {

                if (jMenuItemSelectAll == null) {

                        ImageIcon selectAllIcon = new ImageIcon(JOptionsEditionByMousePopupMenu.class.getResource("images/edit-select-all.png"), Messages.getText("edit_select_all"));

                        jMenuItemSelectAll = new JMenuItem(Messages.getText("edit_select_all"), selectAllIcon);

                        jMenuItemSelectAll.setHorizontalTextPosition(JMenuItem.RIGHT);

                        jMenuItemSelectAll.addActionListener(this.getMenuListener());

                        map.put(Messages.getText("edit_select_all"), Integer.toString(JOptionsEditionByMousePopupMenu.SELECT_ALL));

                }

                return jMenuItemSelectAll;

        }

        /**

         * This method initializes the "menuListener" ActionListener

         * 

         * @return ActionListener

         */

        private ActionListener getMenuListener() {

                if (menuListener == null) {

                    menuListener = new ActionListener() {

                            /*

                             * (non-Javadoc)

                             * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)

                             */

                        public void actionPerformed(ActionEvent event) {

                                // Notifies that the Visibility of this component has changed

                                if (event.getActionCommand().equals(JOptionsEditionByMousePopupMenu.VISIBILITYCHANGED))

                                           changes.firePropertyChange(JOptionsEditionByMousePopupMenu.VISIBILITYCHANGED, JOptionsEditionByMousePopupMenu.DEFAULT, JOptionsEditionByMousePopupMenu.VISIBILITY);

                                 else // Notifies that has been clicked on an item

                                           changes.firePropertyChange(JOptionsEditionByMousePopupMenu.SELECTEDOPTION, JOptionsEditionByMousePopupMenu.DEFAULT, map.get(event.getActionCommand()));

                        }

                    };

                }

                return menuListener;

        } 

        /**

         * Enables or disables the undo option item

         * 

         * @param b Value true or false

         */

        public void setEnabledUndoOption(boolean b) {

                jMenuItemUndo.setEnabled(b);

        }

        /**

         * Returns if the undo option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledUndoOption() {

                return jMenuItemUndo.isEnabled();

        }

        /**

         * Enables or disables the redo option item

         * 

         * @param b Value true or false

         */

        public void setEnabledRedoOption(boolean b) {

                jMenuItemRedo.setEnabled(b);

        }

        /**

         * Returns if the redo option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledRedoOption() {

                return jMenuItemRedo.isEnabled();

        }

        /**

         * Enables or disables the cut option item

         * 

         * @param b Value true or false

         */

        public void setEnabledCutOption(boolean b) {

                jMenuItemCut.setEnabled(b);

        }

        /**

         * Returns if the cut option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledCutOption() {

                return jMenuItemCut.isEnabled();

        }

        /**

         * Enables or disables the copy option item

         * 

         * @param b Value true or false

         */

        public void setEnabledCopyOption(boolean b) {

                jMenuItemCopy.setEnabled(b);

        }

        /**

         * Returns if the copy option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledCopyOption() {

                return jMenuItemCopy.isEnabled();

        }

        /**

         * Enables or disables the paste option item

         * 

         * @param b Value true or false

         */

        public void setEnabledPasteOption(boolean b) {

                jMenuItemPaste.setEnabled(b);

        }

        /**

         * Returns if the paste option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledPasteOption() {

                return jMenuItemPaste.isEnabled();

        }

        /**

         * Enables or disables the delete option item

         * 

         * @param b Value true or false

         */

        public void setEnabledDeleteOption(boolean b) {

                jMenuItemDelete.setEnabled(b);

        }

        /**

         * Returns if the delete option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledDeleteOption() {

                return jMenuItemDelete.isEnabled();

        }

        /**

         * Enables or disables the select all option item

         * 

         * @param b Value true or false

         */

        public void setEnabledSelectAllOption(boolean b) {

                jMenuItemSelectAll.setEnabled(b);

        }

        /**

         * Returns if the select all option item is enabled or not

         * 

         * @return Value true or false

         */

        public boolean isEnabledelectAllOption() {

                return jMenuItemSelectAll.isEnabled();

        }        

        /**

         * Enables or disables all option items

         * 

         * @param b Value true or false

         */

        public void setEnabledAllOptions(boolean b) {

                this.setEnabledUndoOption(b);

                this.setEnabledRedoOption(b);

                this.setEnabledCutOption(b);

                this.setEnabledCopyOption(b);

                this.setEnabledPasteOption(b);

                this.setEnabledDeleteOption(b);

                this.setEnabledSelectAllOption(b);

        }        

        /* 

         * (non-Javadoc)

         * @see javax.swing.JPopupMenu#setVisible(boolean)

         */

        public void setVisible(boolean b) {

                // Notifies that has changed the visibility of this component

                super.setVisible(b);

                this.getMenuListener().actionPerformed(new ActionEvent(this, JOptionsEditionByMousePopupMenu.VISIBILITY, JOptionsEditionByMousePopupMenu.VISIBILITYCHANGED));

        }

    /**

     * Adds a "Property Change Listener"

     */

    public void addPropertyChangeListener(PropertyChangeListener l) {

            changes.addPropertyChangeListener(l);

    }

    /**

     * Removes a "Property Change Listener"

     */

    public void removePropertyChangeListener(PropertyChangeListener l) {

            changes.removePropertyChangeListener(l);

    }    

}