/*
* Copyright 2011 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.planner.examples.tsp.swingui;
import java.awt.Color;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import org.drools.planner.core.solution.Solution;
import org.drools.planner.examples.tsp.domain.Appearance;
import org.drools.planner.examples.tsp.domain.Domicile;
import org.drools.planner.examples.tsp.domain.Visit;
import org.drools.planner.examples.tsp.domain.TravelingSalesmanTour;
/**
* TODO this code is highly unoptimized
*/
public class TspListPanel extends JPanel {
private static final Color HEADER_COLOR = Color.YELLOW;
private final TspPanel tspPanel;
public TspListPanel(TspPanel tspPanel) {
this.tspPanel = tspPanel;
setLayout(new GridLayout(0, 1));
}
public void resetPanel(TravelingSalesmanTour travelingSalesmanTour) {
removeAll();
JLabel headerLabel = new JLabel("Tour of " + travelingSalesmanTour.getName());
headerLabel.setBorder(BorderFactory.createCompoundBorder(
BorderFactory.createLineBorder(Color.DARK_GRAY),
BorderFactory.createEmptyBorder(2, 2, 2, 2)));
headerLabel.setBackground(HEADER_COLOR);
headerLabel.setOpaque(true);
add(headerLabel);
for (Domicile domicile : travelingSalesmanTour.getDomicileList()) {
JLabel domicileLabel = new JLabel(domicile.getCity().getSafeName());
add(domicileLabel);
}
for (Visit visit : travelingSalesmanTour.getVisitList()) {
JPanel visitPanel = new JPanel(new GridLayout(1, 2));
JButton button = new JButton(new VisitAction(visit));
visitPanel.add(button);
String distanceLabelString;
if (visit.getPreviousAppearance() == null) {
distanceLabelString = "Unassigned";
} else {
distanceLabelString = "After " + visit.getPreviousAppearance().getCity().getSafeName()
+ " with distance " + visit.getDistanceToPreviousAppearance();
}
visitPanel.add(new JLabel(distanceLabelString));
add(visitPanel);
}
}
public void updatePanel(TravelingSalesmanTour travelingSalesmanTour) {
resetPanel(travelingSalesmanTour);
}
private class VisitAction extends AbstractAction {
private Visit visit;
public VisitAction(Visit visit) {
super(visit.getCity().getSafeName());
this.visit = visit;
}
public void actionPerformed(ActionEvent e) {
TravelingSalesmanTour travelingSalesmanTour = tspPanel.getTravelingSalesmanTour();
JComboBox previousAppearanceListField = new JComboBox();
for (Appearance previousAppearance : travelingSalesmanTour.getVisitList()) {
previousAppearanceListField.addItem(previousAppearance);
}
for (Appearance previousAppearance : travelingSalesmanTour.getDomicileList()) {
previousAppearanceListField.addItem(previousAppearance);
}
previousAppearanceListField.setSelectedItem(visit.getPreviousAppearance());
int result = JOptionPane.showConfirmDialog(TspListPanel.this.getRootPane(), previousAppearanceListField,
"Visit " + visit.getCity().getSafeName() + " after", JOptionPane.OK_CANCEL_OPTION);
if (result == JOptionPane.OK_OPTION) {
Appearance toAppearance = (Appearance) previousAppearanceListField.getSelectedItem();
// tspPanel.doMove(visit, toAppearance);
JOptionPane.showMessageDialog(TspListPanel.this, "Unsupported operation."); // TODO FIXME
tspPanel.getWorkflowFrame().resetScreen();
}
}
}
}