Application: gvSIG desktop

/*

 * 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.view.toc.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 javax.swing.tree.DefaultMutableTreeNode;

import com.iver.cit.gvsig.fmap.MapContext;

import com.iver.cit.gvsig.fmap.layers.FLayer;

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

import com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction;

import com.iver.cit.gvsig.project.documents.view.toc.ITocItem;

import com.iver.cit.gvsig.project.documents.view.toc.TocItemBranch;

import com.iver.cit.gvsig.project.documents.view.toc.TocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.ChangeNameTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.CopyLayersTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.CutLayersTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.EliminarCapaTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.FLyrVectEditPropertiesTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.ChangeSymbolTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.FirstLayerTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.LayersGroupTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.LayersUngroupTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.OldTocContextMenuAction;

import com.iver.cit.gvsig.project.documents.view.toc.actions.PasteLayersTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.ReloadLayerTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.ShowLayerErrorsTocMenuEntry;

import com.iver.cit.gvsig.project.documents.view.toc.actions.ZoomAlTemaTocMenuEntry;

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 TOC.

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

 * creando una clase derivando de TocMenuEntry, 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 vcn To change the template for this generated type comment go to

 *         Window>Preferences>Java>Code Generation>Code and

 *         Comments

 */

public class FPopupMenu extends JPopupMenu {

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

    private DefaultMutableTreeNode nodo;

    protected MapContext mapContext;

    private ExtensionPoint extensionPoint;

    private FLayer[] selecteds;

    //private JMenuItem capa;

    // Lo de fijar la fuente es porque en linux se ve?a mal si no se fija.

    // TODO: Esto no funcionar? para idiomas como el chino. Hay que cambiarlo.

    public final static Font theFont = new Font("SansSerif", Font.PLAIN, 10);

    public static void registerExtensionPoint() {

            ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance();

            extensionPoints.add("View_TocActions","FSymbolChangeColor",new ChangeSymbolTocMenuEntry());

            extensionPoints.add("View_TocActions","ChangeName",new ChangeNameTocMenuEntry());

            extensionPoints.add("View_TocActions","FLyrVectEditProperties",new FLyrVectEditPropertiesTocMenuEntry());

            extensionPoints.add("View_TocActions","ZoomAlTema",new ZoomAlTemaTocMenuEntry());

            //extensionPoints.add("View_TocActions","ZoomPixelCursor",new ZoomPixelCursorTocMenuEntry());

            extensionPoints.add("View_TocActions","EliminarCapa",new EliminarCapaTocMenuEntry());

            extensionPoints.add("View_TocActions","VerErroresCapa",new ShowLayerErrorsTocMenuEntry());

            extensionPoints.add("View_TocActions","ReloadLayer",new ReloadLayerTocMenuEntry());

            extensionPoints.add("View_TocActions","LayersGroup",new LayersGroupTocMenuEntry());

               extensionPoints.add("View_TocActions","LayersUngroup",new LayersUngroupTocMenuEntry());

               extensionPoints.add("View_TocActions","FirstLayer",new FirstLayerTocMenuEntry());

               extensionPoints.add("View_TocActions","Copy",new CopyLayersTocMenuEntry());

               extensionPoints.add("View_TocActions","Cut",new CutLayersTocMenuEntry());

               extensionPoints.add("View_TocActions","Paste",new PasteLayersTocMenuEntry());

               //extensionPoints.add("View_TocActions","RasterProperties",new FLyrRasterAdjustPropertiesTocMenuEntry());

               //extensionPoints.add("View_TocActions","RasterProperties",new RasterPropertiesTocMenuEntry());

    }

    static {

            /* Cambiados

            FPopupMenu.addEntry(new FSymbolChangeColorTocMenuEntry());

            FPopupMenu.addEntry(new ChangeNameTocMenuEntry());

            FPopupMenu.addEntry(new FLyrVectEditPropertiesTocMenuEntry());

            FPopupMenu.addEntry(new ZoomAlTemaTocMenuEntry());

            FPopupMenu.addEntry(new ZoomPixelCursorTocMenuEntry());

            FPopupMenu.addEntry(new EliminarCapaTocMenuEntry());

            FPopupMenu.addEntry(new ReloadLayerTocMenuEntry());

            FPopupMenu.addEntry(new LayersGroupTocMenuEntry());

        FPopupMenu.addEntry(new LayersUngroupTocMenuEntry());

            FPopupMenu.addEntry(new FirstLayerTocMenuEntry());

                                                        */

            //FPopupMenu.addEntry(new FLyrRasterAdjustPropertiesTocMenuEntry());

    }

    /**

     * @deprecated

     */

    public static void addEntry(TocMenuEntry entry) {

            ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance();

            OldTocContextMenuAction action = new OldTocContextMenuAction();

            action.setEntry(entry);

            String name =entry.getClass().getName();

            name = name.substring(name.lastIndexOf(".")+1);

            extensionPoints.add("View_TocActions",name,action);

    }

    /**

     * @deprecated

     */

    public static Object getEntry(String className) {

            ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance();

            OldTocContextMenuAction action = null;

            try {

                        action = (OldTocContextMenuAction)((ExtensionPoint)extensionPoints.get("View_TocActions")).create(className);

                } catch (InstantiationException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                } catch (IllegalAccessException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                } catch (ClassCastException e) {

                        action = null;

                }

            if (action != null) {

                    return action.getEntry();

            } else {

                    return null;

            }

    }

    /**

     * Creates a new FPopupMenu object.

     *

     * @param nodo DOCUMENT ME!

     * @param vista DOCUMENT ME!

     */

    public FPopupMenu(MapContext mc, DefaultMutableTreeNode node) {

        super();

        this.initialize(mc,node);

    }

    private void initialize(MapContext mc, DefaultMutableTreeNode node) {

        this.mapContext = mc;

        this.nodo = node;

        //salir = new MenuItem("Salir");

                this.extensionPoint = (ExtensionPoint)ExtensionPointsSingleton.getInstance().get("View_TocActions");

                this.selecteds = this.mapContext.getLayers().getActives();

                IContextMenuAction[] actions = this.getActionList();

                if (actions == null){

                        return;

                }

                this.createMenuElements(actions);

                this.loadOldStileOptions();

    }

    public MapContext getMapContext() { return mapContext; }

        public ITocItem getNodeUserObject() {

                if (nodo == null) return null;

                return (ITocItem)nodo.getUserObject();

        }

        public DefaultMutableTreeNode getNode() {

                return this.nodo;

        }

    private IContextMenuAction[] getActionList() {

            ArrayList actionArrayList = new ArrayList();

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

            AbstractTocContextMenuAction action;

            boolean contains=false;

            ITocItem tocItem=(ITocItem)this.getNodeUserObject();

            if (tocItem instanceof TocItemBranch){

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

                            if (this.selecteds[i].equals(((TocItemBranch)tocItem).getLayer()))

                                    contains=true;

                    }

            }else{

                    contains=true;

            }

            if (contains){

                    while (iter.hasNext()) {

                            action = null;

                            try {

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

                            } catch (InstantiationException e) {

                                    // TODO Auto-generated catch block

                                    e.printStackTrace();

                            } catch (IllegalAccessException e) {

                                    // TODO Auto-generated catch block

                                    e.printStackTrace();

                            }

                            if (action != null && !(action instanceof OldTocContextMenuAction)) {

                                    action.setMapContext(this.mapContext);

                                    if (action.isVisible((ITocItem)this.getNodeUserObject(),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;

            }

            return null;

    }

        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) {

                        //FIXME: flata formatear los enteros!!!!

                        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.setFont(theFont);

                        item.setEnabled(action.isEnabled(this.getNodeUserObject(),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(FPopupMenu.this.getNodeUserObject(), FPopupMenu.this.selecteds);

                }

        }

        private void loadOldStileOptions() {

                boolean first = true;

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

                AbstractTocContextMenuAction action;

                while (iter.hasNext()) {

                        action = null;

                        try {

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

                        } catch (InstantiationException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        } catch (IllegalAccessException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        }

                        if (action != null && (action instanceof OldTocContextMenuAction)) {

                                if (first) {

                                        this.addSeparator();

                                        first = false;

                                }

                                action.setMapContext(this.mapContext);

                                ((OldTocContextMenuAction)action).initializeElement(this);

                        }

                }

                //comprobamos si el ultimo elemento es un seprardor

                if (this.getComponentCount()>0 && this.getComponent(this.getComponentCount()-1) instanceof Separator) {

                        //Si lo es lo eliminamos

                        this.remove(this.getComponentCount()-1);

                }

        }

}