| gvSIG desktop 1

/*

 * Created on 02-mar-2004

 *

 * 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.cit.gvsig.project.documents.layout.gui;

import java.awt.Font;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.lang.reflect.Array;

import java.text.NumberFormat;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Comparator;

import java.util.Iterator;

import javax.swing.JMenuItem;

import javax.swing.JPopupMenu;

import com.iver.cit.gvsig.project.documents.IContextMenuAction;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.AbstractLayoutContextMenuAction;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.BeforeLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.BehindLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.CancelLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.CopyLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.CutLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.PasteLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.PositionLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.PropertyLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.RefreshLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.SelectAllLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.SimplifyLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.contextmenu.gui.TerminateLayoutMenuEntry;

import com.iver.cit.gvsig.project.documents.layout.fframes.IFFrame;

import com.iver.utiles.extensionPoints.ExtensionPoint;

import com.iver.utiles.extensionPoints.ExtensionPoints;

import com.iver.utiles.extensionPoints.ExtensionPointsSingleton;

/**

 * Menu de bot?n derecho para el Layout.

 * Se pueden a?adir entradas facilmente desde una extensi?n,

 * creando una clase derivando de LayoutMenuEntry, y a?adiendola en

 * est?tico (o en tiempo de carga de la extensi?n) a FPopupMenu.

 * (Las entradas actuales est?n hechas de esa manera).

 *

 * @author Vicente Caballero Navarro

 *

 */

public class FPopupMenu extends JPopupMenu {

        //private static ArrayList menuEntrys = new ArrayList();

    protected Layout layout;

    private ExtensionPoint extensionPoint;

    private IFFrame[] selecteds;

    private static String extPoint="Layout_PopupActions";

    //private JMenuItem capa;

    public static void registerExtensionPoint() {

            ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance();

            extensionPoints.add(extPoint,"Terminate",new TerminateLayoutMenuEntry());

            extensionPoints.add(extPoint,"Cancel",new CancelLayoutMenuEntry());

            extensionPoints.add(extPoint,"Copy",new CopyLayoutMenuEntry());

            extensionPoints.add(extPoint,"Cut",new CutLayoutMenuEntry());

            extensionPoints.add(extPoint,"Paste",new PasteLayoutMenuEntry());

            extensionPoints.add(extPoint,"Simplify",new SimplifyLayoutMenuEntry());

            extensionPoints.add(extPoint,"Property",new PropertyLayoutMenuEntry());

            extensionPoints.add(extPoint,"SelectAll",new SelectAllLayoutMenuEntry());

            extensionPoints.add(extPoint,"Behind",new BehindLayoutMenuEntry());

            extensionPoints.add(extPoint,"Before",new BeforeLayoutMenuEntry());

            extensionPoints.add(extPoint,"Position",new PositionLayoutMenuEntry());

            extensionPoints.add(extPoint,"Refresh",new RefreshLayoutMenuEntry());

    }

    /**

     * Creates a new FPopupMenu object.

     *

     * @param nodo DOCUMENT ME!

     * @param vista DOCUMENT ME!

     */

    public FPopupMenu(Layout layout) {

        super();

        this.initialize(layout);

    }

    private void initialize(Layout layout) {

        this.layout = layout;

        this.extensionPoint = (ExtensionPoint)ExtensionPointsSingleton.getInstance().get(extPoint);

                this.selecteds = this.layout.getLayoutContext().getFFrameSelected();

                IContextMenuAction[] actions = this.getActionList();

                this.createMenuElements(actions);

    }

    private IContextMenuAction[] getActionList() {

                ArrayList actionArrayList = new ArrayList();

                Iterator iter = this.extensionPoint.keySet().iterator();

                AbstractLayoutContextMenuAction action;

                while (iter.hasNext()) {

                        action = null;

                        try {

                                action = (AbstractLayoutContextMenuAction)this.extensionPoint.create((String)iter.next());

                        } catch (InstantiationException e) {

                                e.printStackTrace();

                        } catch (IllegalAccessException e) {

                                e.printStackTrace();

                        }

                        if (action != null) {

                                action.setLayout(layout);

                                if (action.isVisible(null,this.selecteds)) {

                                        actionArrayList.add(action);

                                }

                        }

                }

                IContextMenuAction[] result = (IContextMenuAction[])Array.newInstance(IContextMenuAction.class,actionArrayList.size());

                System.arraycopy(actionArrayList.toArray(),0,result,0,actionArrayList.size());

                Arrays.sort(result,new CompareAction());

                return result;

    }

        public class CompareAction implements Comparator{

                public int compare(Object o1, Object o2) {

                        return this.compare((IContextMenuAction)o1,(IContextMenuAction)o2);

                }

                public int compare(IContextMenuAction o1, IContextMenuAction o2) {

                        NumberFormat formater = NumberFormat.getInstance();

                        formater.setMinimumIntegerDigits(3);

                        String key1= ""+formater.format(o1.getGroupOrder())+o1.getGroup()+formater.format(o1.getOrder());

                        String key2= ""+formater.format(o2.getGroupOrder())+o2.getGroup()+formater.format(o2.getOrder());

                        return key1.compareTo(key2);

                }

        }

        private void createMenuElements(IContextMenuAction[] actions) {

                String group = null;

                for (int i=0;i < actions.length;i++) {

                        IContextMenuAction action = actions[i];

                        MenuItem item = new MenuItem(action.getText(),action);

                        item.setEnabled(action.isEnabled(null,this.selecteds));

                        if (!action.getGroup().equals(group)) {

                                if (group != null) this.addSeparator();

                                group = action.getGroup();

                        }

                        this.add(item);

                }

        }

        public class MenuItem extends JMenuItem implements ActionListener{

                private IContextMenuAction action;

                public MenuItem(String text,IContextMenuAction documentAction) {

                        super(text);

                        this.action = documentAction;

                        String tip = this.action.getDescription();

                        if (tip != null && tip.length() > 0) {

                                this.setToolTipText(tip);

                        }

                        this.addActionListener(this);

                }

                public void actionPerformed(ActionEvent e) {

                        this.action.execute(layout.getLayoutContext(), FPopupMenu.this.selecteds);

                }

        }

}