gvSIG tools: Gazetteer

package org.gvsig.gazetteer;

import java.util.Hashtable;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.project.documents.view.gui.AbstractViewPanel;

import org.gvsig.fmap.mapcontext.layers.vectorial.GraphicLayer;

/* 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

 */

/* CVS MESSAGES:

 *

 * $Id: DeleteSearchesExtension.java 499 2007-07-10 11:18:10 +0000 (Tue, 10 Jul 2007) jorpiell $

 * $Log$

 * Revision 1.1.2.1  2007/07/10 11:18:10  jorpiell

 * Added the registers

 *

 * Revision 1.7.2.4  2007/01/08 12:19:13  jcampos

 * Revert changes

 *

 * Revision 1.7.2.2  2006/11/15 00:08:16  jjdelcerro

 * *** empty log message ***

 *

 * Revision 1.9  2006/10/02 08:29:06  jorpiell

 * Modificados los cambios del Branch 10 al head

 *

 * Revision 1.7.2.1  2006/09/20 12:01:47  jorpiell

 * Se ha cambiado la versi?n de la jzkit, se ha incorporado la funcionalidad de cargar arcims

 *

 * Revision 1.8  2006/09/20 11:23:50  jorpiell

 * Se ha cambiado la versi?n de la librer?a jzkit de la 1 a la 2.0. Adem?s se ha modificado lo del document

 *

 * Revision 1.7  2006/08/29 07:56:34  cesar

 * Rename the *View* family of classes to *Window* (ie: SingletonView to SingletonWindow, ViewInfo to WindowInfo, etc)

 *

 * Revision 1.6  2006/08/29 07:13:58  cesar

 * Rename class com.iver.andami.ui.mdiManager.View to com.iver.andami.ui.mdiManager.IWindow

 *

 * Revision 1.5  2006/07/24 10:10:06  jorpiell

 * Se ha a?adido una hashtable de vistas activas para asociar la goma de borrar con la vista activa

 *

 * Revision 1.4  2006/06/19 11:19:35  jorpiell

 * Cambiadas las comprobaciones de una clase con == por instanceof.

 *

 * Revision 1.3  2006/05/02 15:53:59  jorpiell

 * Se ha cambiado la interfaz Extension por dos clases: una interfaz (IExtension) y una clase abstract(Extension). A partir de ahora todas las extensiones deben heredar de Extension

 *

 * Revision 1.2  2006/03/10 12:40:20  jorpiell

 * Ahora la goma de borrar los resultados del gazetteer ya aparece y desaparece en lugar de habilitarse/deshabilitarse

 *

 * Revision 1.1  2006/03/10 11:59:31  jorpiell

 * Se habilita la gomita para borrar los resultados de la busqueda del gazetteer en funcion de si hay o no resultados para borrar.

 *

 *

 */

/**

 * @autor Jorge Piera Llodr? (piera_jor@gva.es)

 */

public class DeleteSearchesExtension extends Extension{

        private static Hashtable views = new Hashtable();

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.Extension#inicializar()

         */

        public void initialize() {

                // TODO Auto-generated method stub

                registerIcons();

        }

        private void registerIcons(){

        IconThemeHelper.registerIcon("gazetteer", "catalog-clear-point", this);

        IconThemeHelper.registerIcon("gazetteer", "gazetteer-search", this);

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.Extension#execute(java.lang.String)

         */

        public void execute(String actionCommand) {

                deteleAllFeatures();                

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.Extension#isEnabled()

         */

        public boolean isEnabled() {

                return true;

        }

        /*

         * (non-Javadoc)

         * @see com.iver.andami.plugins.Extension#isVisible()

         */

        public boolean isVisible() {

                org.gvsig.andami.ui.mdiManager.IWindow activeView = PluginServices.getMDIManager()

                .getActiveWindow();

                if (activeView == null) {

                        return false;

                }

                if (activeView instanceof AbstractViewPanel){

                        Boolean bool = (Boolean)views.get(activeView);

                        if (bool == null){

                                return false;

                        }else{

                                return bool.booleanValue();

                        }

                }else{

                        return false;

                }

        }

        /**

         * Delete all the current view searches

         *

         */

        public static void deteleAllFeatures(){

                AbstractViewPanel activeView = 

                        (AbstractViewPanel) PluginServices.getMDIManager().getActiveWindow();

                GraphicLayer lyr = activeView.getMapControl().getMapContext().getGraphicsLayer();

                lyr.clearAllGraphics();

                activeView.getMapControl().getViewPort().setEnvelope(activeView.getMapControl().getViewPort().getAdjustedExtent());

                views.put(activeView,new Boolean(false));

        }

        /**

         * Sets the extension enabled

         *

         */

        public static void setVisible(){

                AbstractViewPanel activeView = 

                        (AbstractViewPanel) PluginServices.getMDIManager().getActiveWindow();

                views.put(activeView,new Boolean(true));

        }

}