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root / branches / piloto3d / applications / appgvSIG / src / com / iver / cit / gvsig / project / documents / view / toc / TocMenuEntry.java @ 9529

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/*
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 * Created on 20-dic-2004
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 *
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 * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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 *
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 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
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 *
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 * For more information, contact:
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 *
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 *  Generalitat Valenciana
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 *   Conselleria d'Infraestructures i Transport
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 *   Av. Blasco Ib??ez, 50
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 *   46010 VALENCIA
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 *   SPAIN
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 *
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 *      +34 963862235
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 *   gvsig@gva.es
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 *      www.gvsig.gva.es
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 *
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 *    or
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 *
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 *   IVER T.I. S.A
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 *   Salamanca 50
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 *   46005 Valencia
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 *   Spain
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 *
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 *   +34 963163400
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 *   dac@iver.es
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 */
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package com.iver.cit.gvsig.project.documents.view.toc;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import com.iver.cit.gvsig.fmap.MapContext;
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import com.iver.cit.gvsig.fmap.layers.FLayer;
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import com.iver.cit.gvsig.project.documents.view.toc.gui.FPopupMenu;
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/**
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 * @author Luis W. Sevilla (sevilla_lui@gva.es)
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 */
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public abstract class TocMenuEntry implements ActionListener {
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        private FPopupMenu menu;
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        //private Class [] layerTypes = null;
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        public TocMenuEntry() {
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        }
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        /**
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         * Se utiliza para inicializar el menu. Dentro comprobar?
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         * encima de qu? tipo de tocItem hemos pinchado, y se
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         * mostrar? la opci?n de menu o no en funci?n de si
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         * es un branch o un leaf, o incluso de alg?n otro
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         * par?metro interno.
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         * @param menu
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         */
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        public void initialize(FPopupMenu m) {
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                menu = m;
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        }
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        /**
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         * C?digo que se ejecuta cuando selecciona una opci?n
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         * de menu. Recibe el tocItem sobre el que has pinchado.
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         * @param tocItem
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         */
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        public abstract void actionPerformed(ActionEvent e);
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        public FPopupMenu getMenu() { return menu; }
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        public MapContext getMapContext() {
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                return menu.getMapContext();
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        }
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        public Object getNodeUserObject() {
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                if (menu.getNode() == null) return null;
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                return menu.getNode().getUserObject();
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        }
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        public FLayer getNodeLayer() {
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                if (isTocItemBranch())
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                        return ((TocItemBranch) getNodeUserObject()).getLayer();
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                return null;
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        }
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        public boolean isTocItemLeaf() {
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                return getNodeUserObject() instanceof TocItemLeaf;
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        }
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        public boolean isTocItemBranch() {
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                return getNodeUserObject() instanceof TocItemBranch;
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        }
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}