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:

*

* $Id$

* $Log$

* Revision 1.4  2006-10-24 08:04:41  jaume

* *** empty log message ***

*

* Revision 1.3  2006/10/23 16:00:20  jaume

* *** empty log message ***

*

* Revision 1.2  2006/10/23 08:05:39  jaume

* GUI

*

* Revision 1.1  2006/10/20 12:02:50  jaume

* GUI

*

*

*/

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

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Component;

import java.awt.Dimension;

import java.awt.FlowLayout;

import java.awt.Font;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.ArrayList;

import java.util.EventObject;

import javax.swing.ImageIcon;

import javax.swing.JCheckBox;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.event.CellEditorListener;

import javax.swing.table.DefaultTableCellRenderer;

import javax.swing.table.DefaultTableModel;

import javax.swing.table.TableCellEditor;

import javax.swing.table.TableCellRenderer;

import javax.swing.table.TableColumnModel;

import javax.swing.table.TableModel;

import org.gvsig.gui.beans.swing.GridBagLayoutPanel;

import org.gvsig.gui.beans.swing.JBlank;

import org.gvsig.gui.beans.swing.JButton;

import com.iver.andami.PluginServices;

import com.iver.andami.ui.mdiManager.IWindow;

import com.iver.andami.ui.mdiManager.WindowInfo;

import com.iver.cit.gvsig.graph.core.GvFlag;

public class RouteControPanel extends JPanel implements IWindow, ActionListener {

    WindowInfo wi;

    private JPanel westPanel = null;

    private JScrollPane scrlStages = null;

    private JTable tblStages = null;

    private GridBagLayoutPanel eastPanel = null;

    private DefaultTableModel tableModel = null;  //  @jve:decl-index=0:visual-constraint=""

    private JButton btnLoadStage = null;

    private JButton btnSaveStage = null;

    private ArrayList routeFlags;

    private JLabel lblCost;

        private JLabel lblFlagAmout;

        private JButton btnPullDownStage;

        private JButton btnPushUpStage;

        private JButton btnRemoveStage;

        private JPanel southPanel;

        private final String[] colName = new String[] {

            PluginServices.getText(this, "enable"),

            PluginServices.getText(this, "stage"),

            PluginServices.getText(this, "cost"),

    };

    /**

     * This method initializes

     *

     */

    public RouteControPanel() {

        super();

        initialize();

    }

    public void setCostUnits(String unitsName) {

            colName[2] = unitsName;

            getTblStages().repaint();

    }

    /**

     * This method initializes this

     *

     */

    private void initialize() {

        BorderLayout borderLayout = new BorderLayout();

        borderLayout.setHgap(10);

        borderLayout.setVgap(10);

        JPanel cont = new JPanel(borderLayout);

        cont.setPreferredSize(new Dimension(400,320));

        this.setSize(new Dimension(550,320));

        cont.add(getWestPanel(), BorderLayout.WEST);

        cont.add(getEastPanel(), BorderLayout.EAST);

        cont.add(getSouthPanel(), BorderLayout.SOUTH);

        this.add(cont);

        addFlag(new GvFlag(0, 0, "FakeFlag1", 0));

        addFlag(new GvFlag(0, 0, "FakeFlag2", 0));

        addFlag(new GvFlag(0, 0, "FakeFlag3", 0));

        addFlag(new GvFlag(0, 0, "FakeFlag4", 0));

        addFlag(new GvFlag(0, 0, "FakeFlag5", 0));

    }

    private JPanel getSouthPanel() {

            if (southPanel == null) {

                    southPanel = new JPanel(new FlowLayout(FlowLayout.LEADING));

                    southPanel.add(getBtnRemoveStage());

                    southPanel.add(new JBlank(50, 20));

                    southPanel.add(getBtnPushUpStage());

                    southPanel.add(getBtnPullDownStage());

                    southPanel.add(new JLabel(PluginServices.getText(this, "flag_amount")));

                    lblFlagAmout = new JLabel();

                    lblFlagAmout.setFont(lblFlagAmout.getFont().deriveFont(Font.BOLD));

                    southPanel.add(lblFlagAmout);

            }

            return southPanel;

    }

        public Object getWindowModel() {

        return this.getClass();

    }

    public WindowInfo getWindowInfo() {

        if (wi==null) {

            wi = new WindowInfo(WindowInfo.RESIZABLE);

            wi.setWidth(450);

            wi.setHeight(320);

            wi.setTitle(PluginServices.getText(this, "create_network") + "...");

        }

        return wi;

    }

    /**

     * This method initializes westPanel

     *

     * @return javax.swing.JPanel

     */

    private JPanel getWestPanel() {

        if (westPanel == null) {

            westPanel = new JPanel(new BorderLayout(5, 5));

            lblCost = new JLabel();

            lblCost.setFont(lblCost.getFont().deriveFont(Font.BOLD));

            GridBagLayoutPanel aux = new GridBagLayoutPanel();

            aux.addComponent(PluginServices.getText(this, "total_route_cost")+":", lblCost);

            aux.addComponent(getScrlStages());

            westPanel.add(aux);

        }

        return westPanel;

    }

    private JButton getBtnPullDownStage() {

                if (btnPullDownStage == null) {

                        btnPullDownStage = new JButton(new ImageIcon(this.getClass().getClassLoader().getResource("images/down-arrow.png")));

                        btnPullDownStage.setName("btnPullDownStage");

                        btnPullDownStage.addActionListener(this);

                }

                return btnPullDownStage;

        }

        private JButton getBtnPushUpStage() {

                if (btnPushUpStage == null) {

                        btnPushUpStage = new JButton(new ImageIcon(this.getClass().getClassLoader().getResource("images/up-arrow.png")));

                        btnPushUpStage.setName("btnPushUpStage");

                        btnPushUpStage.addActionListener(this);

                }

                return btnPushUpStage;

        }

        private JButton getBtnRemoveStage() {

                if (btnRemoveStage == null) {

                        btnRemoveStage = new JButton(new ImageIcon(this.getClass().getClassLoader().getResource("images/delete.png")));

                        btnRemoveStage.setName("btnRemoveStage");

                        btnRemoveStage.addActionListener(this);

                }

                return btnRemoveStage;

        }

        /**

     * This method initializes scrlStages

     *

     * @return javax.swing.JScrollPane

     */

    private JScrollPane getScrlStages() {

        if (scrlStages == null) {

            scrlStages = new JScrollPane();

            scrlStages.setViewportView(getTblStages());

            scrlStages.setPreferredSize(new Dimension(300, 200));

        }

        return scrlStages;

    }

    public void addFlag(GvFlag flag) {

        _getFlags().add(flag);

        lblFlagAmout.setText(String.valueOf(_getFlags().size()));

        getTblStages().repaint();

    }

    public void removeFlag(GvFlag flag) {

            removeFlag(_getFlags().indexOf(flag));

    }

    public void removeFlag(int index) {

            _getFlags().remove(index);

            lblFlagAmout.setText(String.valueOf(_getFlags().size()));

            getTblStages().repaint();

    }

    /**

     * This method initializes tblStages

     *

     * @return javax.swing.JTable

     */

    private JTable getTblStages() {

            if (tblStages == null) {

                    tblStages = new JTable();

                    tblStages.setAutoResizeMode(javax.swing.JTable.AUTO_RESIZE_SUBSEQUENT_COLUMNS);

                    tblStages.setModel(getTableModel());

                    TableCellRenderer tcr = new DefaultTableCellRenderer() {

                            public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, final int row, int column) {

                                    Object myValue = null;

                                    if (row >= getFlagCount())

                                            return null;

                                    if (column == 0) {

                                            JPanel p = new JPanel(new FlowLayout(FlowLayout.CENTER, 5,0));

                                            final JCheckBox chk = new JCheckBox("", isSelected(row));

                                            p.setBackground(Color.WHITE);

                                            p.add(chk);

                                            return p;

                                    } else if ( column == 1 ) {

                                            myValue = ((GvFlag) _getFlags().get(row)).toString();

                                    } else if (column == 2) {

                                            myValue = String.valueOf(((GvFlag) _getFlags().get(row)).getCost());

                                    }

                                    return super.getTableCellRendererComponent(table, myValue, isSelected, hasFocus, row, column);

                            }

                    };

                    TableCellEditor tce = new TableCellEditor() {

                            public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, final int row, int column) {

                                    if (row > getFlagCount() - 1) {

                                            return null;

                                    }

                                    if (column == 0) {

                                            JPanel p = new JPanel(new FlowLayout(FlowLayout.CENTER, 5,0));

                                            final JCheckBox chk = new JCheckBox("", isSelected(row));

                                            chk.addActionListener(new ActionListener() {

                                                    public void actionPerformed(java.awt.event.ActionEvent e) {

                                                            ((GvFlag)_getFlags().get(row)).setEnabled(chk.isSelected());

                                                    };

                                            });

                                            p.setBackground(Color.WHITE);

                                            p.add(chk);

                                            return p;

                                    } else if (column == 1) {

                                            final JTextField txt = new JTextField(((GvFlag) _getFlags().get(row)).toString());

                                            txt.addActionListener(new ActionListener() {

                                                    public void actionPerformed(ActionEvent e) {

                                                            GvFlag flag = (GvFlag) _getFlags().get(row);

                                                            flag.setDescription(txt.getText());

                                                    }

                                            });

                                            return txt;

                                    }

                                    return null;

                            }

                            public void cancelCellEditing() {}

                            public boolean stopCellEditing() {

                                    return false;

                            }

                            public Object getCellEditorValue() {

                                    return null;

                            }

                            public boolean isCellEditable(EventObject anEvent) {

                                    return true;

                            }

                            public boolean shouldSelectCell(EventObject anEvent) {

                                    return false;

                            }

                            public void addCellEditorListener(CellEditorListener l) {}

                            public void removeCellEditorListener(CellEditorListener l) {}

                    };

                    TableColumnModel cm = tblStages.getColumnModel();

                    for (int i = 0; i < tblStages.getColumnCount(); i++) {

                            cm.getColumn(0).setCellEditor(tce);

                            cm.getColumn(0).setCellRenderer(tcr);

                    }

                    int tablePreferredWidth = (int) tblStages.getPreferredSize().getWidth();

                    int colSize = tblStages.

                            getFontMetrics(tblStages.getFont()).

                            stringWidth(tblStages.getModel().getColumnName(0))*2;

                    cm.getColumn(0).setPreferredWidth((int) (colSize));

                    cm.getColumn(0).setMinWidth((int) (colSize));

                    cm.getColumn(0).setMaxWidth((int) (colSize));

                    tablePreferredWidth -= colSize;

                    cm.getColumn(1).setPreferredWidth((int) (tablePreferredWidth * 0.7));

                    cm.getColumn(2).setPreferredWidth((int) (tablePreferredWidth * 0.3));

            }

            return tblStages;

    }

    protected int getFlagCount() {

        return _getFlags().size();

    }

    private ArrayList _getFlags() {

        if (routeFlags == null) {

            routeFlags = new ArrayList();

        }

        return routeFlags;

    }

    protected boolean isSelected(int row) {

        return ((GvFlag) _getFlags().get(row)).isEnabled();

    }

    /**

     * This method initializes eastPanel

     *

     * @return javax.swing.JPanel

     */

    private JPanel getEastPanel() {

        if (eastPanel == null) {

            eastPanel = new GridBagLayoutPanel();

            eastPanel.addComponent(getBtnLoadStage());

            eastPanel.add(getBtnSaveStage());

        }

        return eastPanel;

    }

    /**

     * This method initializes defaultTableModel

     *

     * @return javax.swing.table.DefaultTableModel

     */

    private TableModel getTableModel() {

        if (tableModel == null) {

            tableModel = new DefaultTableModel() {

                public String getColumnName(int column) {

                    return colName[column];

                }

                public Object getValueAt(int row, int column) {

                    if (row > getFlagCount()-1)

                        return null;

                    switch (column) {

                    case 0:

                            return new Boolean(((GvFlag) _getFlags().get(row)).isEnabled());

                    case 1:

                        return _getFlags().get(row);

                    case 2:

                            return new Double(((GvFlag) _getFlags().get(row)).getCost());

                    }

                    return null;

                }

                public void setValueAt(Object aValue, int row, int column) {

                    if (row > getFlagCount()-1)

                        return;

                    switch (column) {

                    case 0:

                            ((GvFlag) _getFlags().get(row)).setEnabled(((Boolean) aValue).booleanValue());

                        break;

                    case 1:

                        ((GvFlag) _getFlags().get(row)).setDescription((String) aValue);

                        break;

                    /*case 2:

                        getCosts().set(row, new Double((String) aValue));

                        break;*/

                    }

                }

            };

            tableModel.setColumnCount(3);

            int i = getFlagCount();

            if (i<10)

                i = 10;

            tableModel.setRowCount(i);

        }

        return tableModel;

    }

    /**

     * This method initializes btnLoadStage

     *

     * @return javax.swing.JButton

     */

    private JButton getBtnLoadStage() {

        if (btnLoadStage == null) {

            btnLoadStage = new JButton();

            btnLoadStage.setText(PluginServices.getText(this, "load_stages"));

            btnLoadStage.addActionListener(this);

        }

        return btnLoadStage;

    }

    /**

     * This method initializes btnSaveStages

     *

     * @return javax.swing.JButton

     */

    private JButton getBtnSaveStage() {

        if (btnSaveStage == null) {

            btnSaveStage = new JButton();

            btnSaveStage.setText(PluginServices.getText(this, "save_stages"));

            btnSaveStage.addActionListener(this);

        }

        return btnSaveStage;

    }

        public void actionPerformed(ActionEvent e) {

                String name = ((Component) e.getSource()).getName();

                if (name.equals(getBtnLoadStage().getName())) {

                        // load

                } else if (name.equals(getBtnSaveStage().getName())) {

                        // save

                } else if (name.equals(getBtnPushUpStage().getName())) {

                        // push up

                        int[] selected = tblStages.getSelectedRows();

                        if (selected.length == 0 || selected[0] == 0)

                                return;

                        tblStages.clearSelection();

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

                                Object aux = _getFlags().get(selected[i]-1);

                                _getFlags().set(selected[i]-1, _getFlags().get(selected[i]));

                                _getFlags().set(selected[i], aux);

                                selected[i]--;

                                tblStages.addRowSelectionInterval(selected[i], selected[i]);

                        }

                } else if (name.equals(getBtnPullDownStage().getName())) {

                        // pull down

                        int[] selected = tblStages.getSelectedRows();

                        if (selected.length == 0 || selected[selected.length-1] >= _getFlags().size()-1)

                                return;

                        // move rows

                        tblStages.clearSelection();

                        for (int i = selected.length-1; i >=0 ; i--) {

                                Object aux = _getFlags().get(selected[i]+1);

                                _getFlags().set(selected[i]+1, _getFlags().get(selected[i]));

                                _getFlags().set(selected[i], aux);

                                selected[i]++;

                                tblStages.addRowSelectionInterval(selected[i], selected[i]);

                        }

                } else if (name.equals(getBtnRemoveStage().getName())) {

                        // remove

                        int[] selected = tblStages.getSelectedRows();

                        for (int i = selected.length-1; i >=0 ; i--) {

                                try {

                                        removeFlag(selected[i]);

                                } catch (IndexOutOfBoundsException iobEx) {}

                        }

                        tblStages.clearSelection();

                }

                repaint();

        }

        public GvFlag[] getFlags() {

                return (GvFlag[]) _getFlags().toArray(new GvFlag[0]);

        }

}  //  @jve:decl-index=0:visual-constraint="10,10"