Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 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: StylesTableModel.java 3855 2006-01-31 16:25:24Z jaume $

* $Log$

* Revision 1.2.2.3  2006-01-31 16:25:24  jaume

* correcciones de bugs

*

* Revision 1.3  2006/01/26 16:07:14  jaume

* *** empty log message ***

*

* Revision 1.2.2.1  2006/01/26 12:59:32  jaume

* 0.5

*

* Revision 1.2  2006/01/24 14:36:33  jaume

* This is the new version

*

* Revision 1.1.2.1  2005/12/27 10:47:33  jaume

* configured to restore previous downloads instead of download each time

*

* Revision 1.1.2.1  2005/12/26 16:51:40  jaume

* Handles STYLES, layer saving does nothing ??

*

*

*/

/**

 * 

 */

package com.iver.cit.gvsig.gui.wizards;

import java.util.ArrayList;

import java.util.Hashtable;

import java.util.Vector;

import javax.swing.event.TableModelListener;

import javax.swing.table.TableModel;

import com.iver.andami.PluginServices;

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

import com.iver.cit.gvsig.fmap.layers.WMSLayerNode.FMapWMSStyle;

/**

 * @author jaume

 *

 */

public class StylesTableModel implements TableModel {

    private final int COLUMN_COUNT = 2;

    private final int LAYERS_COLUMN = 0;

    private final int STYLES_COLUMN = 1;

    private boolean editable = true;

    private final String[] COLUMN_NAMES =

        new String[] {

            PluginServices.getText(this, "capa"), 

            PluginServices.getText(this, "estilo")

        };

    /**

     * key: the layer, value: row index (as Integer)

     */

    private Hashtable indexTable = new Hashtable();

    /**

     * key: row index (as Integer), value: the layer

     */

    private Hashtable layers = new Hashtable();

    /**

     * key: row index (as Integer), value: the index of the selected style (as Integer)

     */

    private Hashtable selectedStyle = new Hashtable();

    private ArrayList listeners = new ArrayList();

    public int getColumnCount() {

        return COLUMN_COUNT;

    }

    public int getRowCount() {

        return layers.size();

    }

    /* (non-Javadoc)

     * @see javax.swing.table.TableModel#isCellEditable(int, int)

     */

    public boolean isCellEditable(int rowIndex, int columnIndex) {

        return (editable && columnIndex == STYLES_COLUMN);

    }

    /* (non-Javadoc)

     * @see javax.swing.table.TableModel#getColumnClass(int)

     */

    public Class getColumnClass(int columnIndex) {

        if (columnIndex == LAYERS_COLUMN) return WMSLayerNode.class;

        if (columnIndex == STYLES_COLUMN) return String.class;

        return null;

    }

    /* (non-Javadoc)

     * @see javax.swing.table.TableModel#getValueAt(int, int)

     */

    public Object getValueAt(int rowIndex, int columnIndex) {

        Integer index = new Integer(rowIndex);

        if (columnIndex == STYLES_COLUMN){

            if (layers.containsKey(index)){

                WMSLayerNode node = (WMSLayerNode) layers.get(new Integer(rowIndex));

                int i = ((Integer) selectedStyle.get(new Integer(rowIndex))).intValue();

                if (i == -1) {

                    // will take default style for the layer

                    return "<"+PluginServices.getText(this, "estilo_por_defecto")+">";

                }

                return node.getStyles().get(i);

            }

        } else if (columnIndex == LAYERS_COLUMN){

            return (WMSLayerNode) layers.get(new Integer(rowIndex));

        }

        return null;       

    }

    public void setValueAt(Object aValue, int rowIndex, int columnIndex) {

        if (columnIndex == LAYERS_COLUMN){

            layers.put(new Integer(rowIndex), aValue);

            selectedStyle.put(new Integer(rowIndex), new Integer(-1));

            indexTable.put(aValue, new Integer(rowIndex));

        } else if (columnIndex == LAYERS_COLUMN){

        }

    }

    /* (non-Javadoc)

     * @see javax.swing.table.TableModel#getColumnName(int)

     */

    public String getColumnName(int columnIndex) {

        if (columnIndex > COLUMN_COUNT)

            return null;

        return COLUMN_NAMES[columnIndex];

    }

    /* (non-Javadoc)

     * @see javax.swing.table.TableModel#addTableModelListener(javax.swing.event.TableModelListener)

     */

    public void addTableModelListener(TableModelListener l) {

        listeners.add(l);

    }

    /* (non-Javadoc)

     * @see javax.swing.table.TableModel#removeTableModelListener(javax.swing.event.TableModelListener)

     */

    public void removeTableModelListener(TableModelListener l) {

        listeners.remove(l);

    }

    /**

     * While the table remains locked it cannot be edited at any of its cells.

     */

    public void lock(){

        this.editable = false;

    }

    /**

     * Unlocks the table. So, it can be edited.

     */

    public void unlock(){

        this.editable = true;

    }

    /**

     * Appends a new row to this table. The new row is situated at the end of the

     * table.

     * 

     * @param layer

     * @return

     */

    public int addRow(WMSLayerNode layer){

        int position     = layers.size();

        setValueAt(layer, position, LAYERS_COLUMN);

        return position;

    }

    /**

     * Removes any element on this table.

     */

    public void removeAll() {

        indexTable.clear();

        layers.clear();

        selectedStyle.clear();

    }

    public WMSLayerNode getLayerAt(int rowIndex){

        return (WMSLayerNode) layers.get(new Integer(rowIndex));

    }

    /**

     * Sets to selected the index of the style within the style list

     * defined by the layer.

     * @param myRow

     * @param selectedIndex

     */

    public void setSelectedStyle(int row, int selectedIndex) {

        selectedStyle.put(new Integer(row), new Integer(selectedIndex));

    }

    /**

     * Returns the selected styles for the layers. 

     * @return

     */

    public Vector getStyles(WMSLayerNode[] layers){

        Vector myStyles = new Vector();

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

            WMSLayerNode node = layers[i]; //(WMSLayerNode) this.layers.get(new Integer(i));

            Integer idLayer = (Integer) indexTable.get(node);

            int idStyle = ((Integer) selectedStyle.get(idLayer)).intValue();

            if (idStyle == -1)

                myStyles.add("");

            else

                myStyles.add(((FMapWMSStyle)node.getStyles().get(idStyle)).name);

        }

        return myStyles;

    }

}