| gvSIG desktop 1

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

 *

 * Copyright (C) 2006 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.

 */

package org.gvsig.gui.beans.table;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.GridBagConstraints;

import javax.swing.JPanel;

import javax.swing.table.DefaultTableModel;

import org.gvsig.gui.beans.table.exceptions.NotInitializeException;

import org.gvsig.gui.beans.table.listeners.TableListener;

/**

 * Contenedor para los componentes de la tabla. Incluye la tabla  y el panel

 * de control.

 *

 * @author Nacho Brodin (brodin_ign@gva.es)

 */

public class TableContainer extends JPanel  {

        private static final long   serialVersionUID = 384372026944926838L;

        private static final int    INTERNAL_MARGIN  = 10;

        private int                 PHEIGHT          = 120;

        private Table               table           = null;

        private TableControlerPanel pTableControl    = null;

        private String[]            columnNames      = null;

        private int[]               columnWidths     = null;

        private TableListener       tableListener    = null;

        // Variable que indica si la tabla ha sido inicializada

        private boolean             initTable        = false;

        private String              tableModelClass  = "ListModel";

                /**

                 *

                 * @param width Ancho de la tabla en pixeles

                 * @param height Alto de la tabla en pixeles

                 * @param columnNames Vector de nombres de columna

                 * @param columnsWidth        Vector de anchos para cada columna. Ha de tener el mismo n?mero de elementos que columnNames.

                 * Si vale null las columnas se pondr?n equidistantes.

                 */

        public TableContainer(String[] columnNames, int[] columnWidths) {

                this.columnNames = columnNames;

                this.columnWidths = columnWidths;

        }

        /**

         * This method initializes this

         *

         */

        public void initialize() {

                initTable = true;

                tableListener = new TableListener(this);

                GridBagConstraints gridBagConstraints = new GridBagConstraints();

                gridBagConstraints.gridx = 0;

                gridBagConstraints.gridy = 0;

                gridBagConstraints.insets = new java.awt.Insets(0,0,(INTERNAL_MARGIN / 2),0);

                GridBagConstraints gridBagConstraints1 = new GridBagConstraints();

                gridBagConstraints1.gridx = 0;

                gridBagConstraints1.gridy = 1;

                gridBagConstraints1.insets = new java.awt.Insets(0,0,0,0);

                this.setPreferredSize(new java.awt.Dimension(0, PHEIGHT));

                this.setLayout(new BorderLayout(5, 5));

                this.setBorder(javax.swing.BorderFactory.createEmptyBorder(8, 8, 8, 8));

                this.add(getTable(), BorderLayout.CENTER);

                this.add(getPTableControl(), BorderLayout.SOUTH);

        }

        /**

         * This method initializes jPanel

         *

         * @return javax.swing.JPanel

         */

        public Table getTable() {

                if (table == null) {

                        table = new Table(columnNames, columnWidths, tableModelClass);

                        table.setTableContainer(this);

                }

                return table;

        }

        /**

         * This method initializes jPanel

         *

         * @return javax.swing.JPanel

         */

        public TableControlerPanel getPTableControl() {

                if (pTableControl == null) {

                        pTableControl = new TableControlerPanel(tableListener);

                        getTable().getJTable().getSelectionModel().addListSelectionListener(tableListener);

                }

                return pTableControl;

        }

        /**

         * This method initializes jPanel

         *

         * @return javax.swing.JPanel

         */

        //********************M?todos de Tabla*****************************//

        /**

         * A?ade una fila a la tabla.

         * @param list Lista de cadenas

         */

        public void addRow(Object[] list)throws NotInitializeException{

                if(!initTable)

                        throw new NotInitializeException();

                TableListener.comboEventEnable = false;

                getTable().addRow(list);

                getPTableControl().addPointToTable((getTable()).getJTable().getRowCount());

                setSelectedIndex(getRowCount() - 1);

                TableListener.comboEventEnable = true;

        }

        /**

         * Elimina una fila de la tabla.

         * @param i Fila a eliminar

         */

        public void delRow(int i)throws NotInitializeException{

                if(!initTable)

                        throw new NotInitializeException();

                TableListener.comboEventEnable = false;

                try{

                        setSelectedIndex(getSelectedRow() - 1);

                }catch(ArrayIndexOutOfBoundsException ex){

                        try{

                                setSelectedIndex(getSelectedRow() + 1);

                        }catch(ArrayIndexOutOfBoundsException exc){}

                }

                getTable().delRow(i);

                getPTableControl().setNItems(getRowCount());

                TableListener.comboEventEnable = true;

        }

        /**

         * Elimina todas las filas de la tabla.

         */

        public void removeAllRows()throws NotInitializeException{

                if (!initTable)

                        throw new NotInitializeException();

                TableListener.comboEventEnable = false;

                getTable().removeAllRows();

                getPTableControl().setNItems(0);

                TableListener.comboEventEnable = true;

        }

        /**

         * Obtiene el n?mero de filas en la tabla

         * @return N?mero de filas de la tabla

         */

        public int getRowCount()throws NotInitializeException{

                if(!initTable)

                        throw new NotInitializeException();

                return getTable().getJTable().getRowCount();

        }

        /**

         * Selecciona un punto de la lista

         * @param i punto a seleccionar

         */

        public void setSelectedIndex(int i)throws NotInitializeException{

                if (!initTable)

                        throw new NotInitializeException();

                TableListener.comboEventEnable = false;

                try {

                        getPTableControl().setSelectedIndex(i);

                        getTable().getJTable().setRowSelectionInterval(i, i);

                } catch (IllegalArgumentException ex) {

                }

                TableListener.comboEventEnable = true;

        }

        /**

         * Obtiene el punto seleccionado de la lista

         * @return Posici?n del punto seleccionado de la tabla

         */

        public int getSelectedRow()throws NotInitializeException{

                if (!initTable)

                        throw new NotInitializeException();

                return getTable().getJTable().getSelectedRow();

        }

        /**

         * Obtiene los puntos seleccionados de la lista

         * @return Posici?n del punto seleccionado de la tabla

         */

        public int[] getSelectedRows()throws NotInitializeException{

                if (!initTable)

                        throw new NotInitializeException();

                return getTable().getJTable().getSelectedRows();

        }

        /**

         * Asigna un valor a una posici?n de la tabla

         * @param value Valor

         * @param row Fila

         * @param col Columna

         */

        public void setValueAt(Object value, int row, int col)throws NotInitializeException{

                if(!initTable)

                        throw new NotInitializeException();

                getTable().getJTable().setValueAt(value, row, col);

        }

        /**

         * Dice si una tabla es editable o no.

         * Este flag hay que asignarlo antes de la inicializaci?n de tabla.

         * @param editable

         */

        public void setEditable(boolean editable)throws NotInitializeException{

                if(!initTable)

                        throw new NotInitializeException();

                if(!editable)

                        getTable().getJTable().setBackground(this.getBackground());

                else

                        getTable().getJTable().setBackground(Color.white);

                getTable().getJTable().setEnabled(editable);

        }

        /**

         * Asigna el modelo de la tabla

         * @param model cadena con el nombre del modelo

         */

        public void setModel(String model){

                tableModelClass = model;

        }

        /**

         * Obtiene el model de la tabla

         * @return

         */

        public DefaultTableModel getModel(){

                return (DefaultTableModel) getTable().getJTable().getModel();

        }

        /**

         * Asigna al panel de control de tabla la propiedad de visible/invisible a true o false

         * @param visible

         */

        public void setControlVisible(boolean visible) {

                getPTableControl().setVisible(visible);

        }

        /**

         * Obtiene el control de tabla

         * @return TableControlerPanel

         */

        public TableControlerPanel getControl(){

                return getPTableControl();

        }

        /**

         * Desactiva o activa el evento de nueva linea. Si se desactiva tendr? que ser

         * gestionado por el cliente

         * @param enabled true para activar y false para desactivar

         */

        public void setEnableControlsListener(boolean enabled){

                tableListener.enableNewLineListener = enabled;

        }

        /**

         * Activar o desactivar los componentes del panel

         */

        public void setEnabled(boolean enabled){

                getTable().getJTable().setEnabled(enabled);

                if(!enabled)

                        getPTableControl().disableAllControls();

                else

                        getPTableControl().restoreControlsValue();

        }

 }