/tags/v1_0_2_Build_905/libraries/libFMap/src/com/iver/cit/gvsig/fmap/layers/SelectionSupport.java - Annotate - Application: gvSIG desktop - gvSIG

svn-gvsig-desktop / tags / v1_0_2_Build_905 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / SelectionSupport.java @ 10767

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-            fjp
+/* 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
  */
-            fernando
+package com.iver.cit.gvsig.fmap.layers;
-            fernando
+import com.iver.cit.gvsig.fmap.operations.selection.LinkSelectionListener;
-            vcaballero
+import com.iver.utiles.XMLEntity;
-            fernando
+import java.util.ArrayList;
 import java.util.Iterator;
-            vcaballero
+/**
  * Clase que gestiona las operaci?nes sobre la selecci?n.
+ *
  * @author Vicente Caballero Navarro
  */
-            fernando
+public class SelectionSupport {
-            fernando
+        private FBitSet selection = new FBitSet();
-            vcaballero
+        private ArrayList listeners = new ArrayList();
-            fernando
+        /**
-            vcaballero
+         * Inserta una nueva selecci?n.
+         *
          * @param selection FBitSet con la selecci?n.
-            fernando
+         */
-            vcaballero
+        public void setSelection(FBitSet selection) {
-            fernando
+                this.selection = selection;
-            fjp
+                fireSelectionEvents();
             fernando
             vcaballero
         /**
          * Devuelve un FBitSet con los ?ndices de los elementos seleccionados.
+         *
          * @return FBitSet.
          */
         public FBitSet getSelection() {
-            fernando
+                return selection;
+        }
             vcaballero
         /**
          * Devuelve true si el elemento est? seleccionado.
+         *
          * @param recordIndex ?ndice del registro.
+         *
          * @return True si est? seleccionado.
          */
         public boolean isSelected(int recordIndex) {
-            fernando
+                return selection.get(recordIndex);
+        }
             vcaballero
         /**
          * Elimina la selecci?n.
          */
         public void clearSelection() {
-            jmorell
+            this.selection.clear();
             fireSelectionEvents();
+    }
             fernando
-            vcaballero
+        /**
          * A?ade un SelectionListener al ArrayList de Listeners.
+         *
          * @param listener SelectionListener a a?adir.
          */
-            fernando
+        public void addSelectionListener(SelectionListener listener) {
-            jjdelcerro
+                if (!listeners.contains(listener))
                         listeners.add(listener);
             fernando
-            vcaballero
+        /**
          * Borra el SelectionListener que se le pasa como par?metro del ArrayList
          * de Listener.
+         *
          * @param listener SlectionListener a borrar.
          */
-            fernando
+        public void removeSelectionListener(SelectionListener listener) {
                 listeners.remove(listener);
+        }
         /**
-            vcaballero
+         * Cuando ocurre un evento de cambio en la selecci?n, ?ste puede ser uno de
          * una gran cantidad de eventos. Con el fin de no propagar todos estos
          * eventos, se realiza la propagaci?n de manera manual al final de la
          * "r?faga" de eventos
-            fernando
+         */
         public void fireSelectionEvents() {
                 for (Iterator iter = listeners.iterator(); iter.hasNext();) {
                         SelectionListener listener = (SelectionListener) iter.next();
             vcaballero
-            fernando
+                        listener.selectionChanged(new SelectionEvent());
+                }
+        }
             vcaballero
         /**
          * Devuelve el XMLEntity con la informaci?n necesaria para reproducir un
          * objeto igual al actual.
+         *
          * @return XMLEntity.
          */
         public XMLEntity getXMLEntity() {
                 XMLEntity xml = new XMLEntity();
-            vcaballero
+                xml.putProperty("className",this.getClass().getName());
             vcaballero
                 if (selection != null) {
                         xml.putProperty("numBitSet", selection.cardinality());
                         int n = 0;
                         for (int i = 0; i < selection.length(); i++) {
                                 if (selection.get(i)) {
                                         xml.putProperty(String.valueOf(n), i);
                                         n++;
             vcaballero
+                        }
+                }
             vcaballero
-            vcaballero
+                return xml;
+        }
             vcaballero
         /**
          * A partir del XMLEntity reproduce la selecci?n.
+         *
          * @param xml DOCUMENT ME!
          */
         public void setXMLEntity(XMLEntity xml) {
                 int numBitSet = xml.getIntProperty("numBitSet");
                 if (numBitSet != 0) {
                         for (int i = 0; i < numBitSet; i++) {
                                 selection.set(xml.getIntProperty(String.valueOf(i)));
+                        }
             vcaballero
+        }
             fernando
         /**
          * A partir del XMLEntity reproduce la selecci?n.
+         *
          * @param xml DOCUMENT ME!
          */
         public void setXMLEntity03(XMLEntity xml) {
                 int numBitSet = xml.getIntProperty("numBitSet");
                 if (numBitSet != 0) {
                         for (int i = 0; i < numBitSet; i++) {
                                 selection.set(xml.getIntProperty(String.valueOf(i)));
+                        }
+                }
+        }
         public void removeLinkSelectionListener() {
                 for (int i=0;i<listeners.size();i++){
                         if (listeners.get(i) instanceof LinkSelectionListener)
                         listeners.remove(listeners.get(i));
+                }
+        }
             fernando