/* $Id: DesignIssuesDialog.java 17818 2010-01-12 18:39:46Z linus $

  *****************************************************************************

  * Copyright (c) 2009 Contributors - see below

  * All rights reserved. This program and the accompanying materials

  * are made available under the terms of the Eclipse Public License v1.0

  * which accompanies this distribution, and is available at

  * http://www.eclipse.org/legal/epl-v10.html

  *

  * Contributors:

  *    tfmorris

  *****************************************************************************

  *

  * Some portions of this file was previously release using the BSD License:

  */

 // Copyright (c) 1996-2006 The Regents of the University of California. All

 // Rights Reserved. Permission to use, copy, modify, and distribute this

 // software and its documentation without fee, and without a written

 // agreement is hereby granted, provided that the above copyright notice

 // and this paragraph appear in all copies.  This software program and

 // documentation are copyrighted by The Regents of the University of

 // California. The software program and documentation are supplied "AS

 // IS", without any accompanying services from The Regents. The Regents

 // does not warrant that the operation of the program will be

 // uninterrupted or error-free. The end-user understands that the program

 // was developed for research purposes and is advised not to rely

 // exclusively on the program for any reason.  IN NO EVENT SHALL THE

 // UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,

 // SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,

 // ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF

 // THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF

 // SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY

 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE

 // PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF

 // CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,

 // UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

 package org.argouml.cognitive.ui;

 import java.awt.Dimension;

 import java.awt.GridBagConstraints;

 import java.awt.GridBagLayout;

 import java.util.Hashtable;

 import java.util.List;

 import javax.swing.BorderFactory;

 import javax.swing.JLabel;

 import javax.swing.JPanel;

 import javax.swing.JScrollPane;

 import javax.swing.JSlider;

 import javax.swing.SwingConstants;

 import javax.swing.event.ChangeEvent;

 import javax.swing.event.ChangeListener;

 import org.argouml.cognitive.Decision;

 import org.argouml.cognitive.DecisionModel;

 import org.argouml.cognitive.Designer;

 import org.argouml.cognitive.Translator;

 import org.argouml.util.ArgoDialog;

 /** A dialog to set the priorities for decisions. These will be evaluated

  *  against the critics, so that the user will only see todo items which match

  *  the priorities for a certain decision.

  */

 public class DesignIssuesDialog extends ArgoDialog implements ChangeListener {

     ////////////////////////////////////////////////////////////////

     // constants

     ////////////////////////////////////////////////////////////////

     // instance variables

     private JPanel  mainPanel = new JPanel();

     private Hashtable<JSlider, Decision> slidersToDecisions = 

         new Hashtable<JSlider, Decision>();

     private Hashtable<JSlider, JLabel> slidersToDigits = 

         new Hashtable<JSlider, JLabel>();

     ////////////////////////////////////////////////////////////////

     // constructors

     /**

      * The constructor.

      */

     public DesignIssuesDialog() {

         super(Translator.localize("dialog.title.design-issues"), false);

         final int width = 320;

         final int height = 400;

         initMainPanel();

         JScrollPane scroll = new JScrollPane(mainPanel);

         scroll.setPreferredSize(new Dimension(width, height));

         setContent(scroll);

     }

     private void initMainPanel() {

         DecisionModel dm = Designer.theDesigner().getDecisionModel();

         List<Decision> decs = dm.getDecisionList();

         GridBagLayout gb = new GridBagLayout();

         mainPanel.setLayout(gb);

         mainPanel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));

         GridBagConstraints c = new GridBagConstraints();

         c.fill = GridBagConstraints.BOTH;

         c.weightx = 1.0;

         c.weighty = 0.0;

         c.ipadx = 3; c.ipady = 3;

         c.gridy = 0;

         c.gridx = 0;

         c.gridwidth = 1;

         JLabel decTitleLabel = new JLabel(

             Translator.localize("label.decision"));

         gb.setConstraints(decTitleLabel, c);

         mainPanel.add(decTitleLabel);

         c.gridy = 0;

         c.gridx = 2;

         c.gridwidth = 8;

         JLabel priLabel = new JLabel(

             Translator.localize("label.decision-priority"));

         gb.setConstraints(priLabel, c);

         mainPanel.add(priLabel);

         c.gridy = 1;

         c.gridx = 2;

         c.gridwidth = 2;

         JLabel offLabel = new JLabel(Translator.localize("label.off"));

         gb.setConstraints(offLabel, c);

         mainPanel.add(offLabel);

         c.gridy = 1;

         c.gridx = 4;

         c.gridwidth = 2;

         JLabel lowLabel = new JLabel(Translator.localize("label.low"));

         gb.setConstraints(lowLabel, c);

         mainPanel.add(lowLabel);

         c.gridy = 1;

         c.gridx = 6;

         c.gridwidth = 2;

         JLabel mediumLabel = new JLabel(Translator.localize("label.medium"));

         gb.setConstraints(mediumLabel, c);

         mainPanel.add(mediumLabel);

         c.gridy = 1;

         c.gridx = 8;

         c.gridwidth = 2;

         JLabel highLabel = new JLabel(Translator.localize("label.high"));

         gb.setConstraints(highLabel, c);

         mainPanel.add(highLabel);

         c.gridy = 2;

         for (Decision d : decs) {

             JLabel decLabel = new JLabel(d.getName());

             JLabel valueLabel = new JLabel(getValueText(d.getPriority()));

             JSlider decSlide =

                 new JSlider(SwingConstants.HORIZONTAL,

                             1, 4, (d.getPriority() == 0 ? 4 : d.getPriority()));

             decSlide.setInverted(true);

             decSlide.setMajorTickSpacing(1);

             decSlide.setPaintTicks(true);

             decSlide.setSnapToTicks(true);

             // decSlide.setPaintLabels(true);

             decSlide.addChangeListener(this);

             Dimension origSize = decSlide.getPreferredSize();

             Dimension smallSize =

                 new Dimension(origSize.width / 2, origSize.height);

             decSlide.setSize(smallSize);

             decSlide.setPreferredSize(smallSize);

             slidersToDecisions.put(decSlide, d);

             slidersToDigits.put(decSlide, valueLabel);

             c.gridx = 0;

             c.gridwidth = 1;

             c.weightx = 0.0;

             c.ipadx = 3;

             gb.setConstraints(decLabel, c);

             mainPanel.add(decLabel);

             c.gridx = 1;

             c.gridwidth = 1;

             c.weightx = 0.0;

             c.ipadx = 0;

             gb.setConstraints(valueLabel, c);

             mainPanel.add(valueLabel);

             c.gridx = 2;

             c.gridwidth = 8;

             c.weightx = 1.0;

             gb.setConstraints(decSlide, c);

             mainPanel.add(decSlide);

             c.gridy++;

         }

     }

     ////////////////////////////////////////////////////////////////

     // event handlers

     /*

      * @see javax.swing.event.ChangeListener#stateChanged(javax.swing.event.ChangeEvent)

      */

     public void stateChanged(ChangeEvent ce) {

         JSlider srcSlider = (JSlider) ce.getSource();

         Decision d = slidersToDecisions.get(srcSlider);

         JLabel valLab = slidersToDigits.get(srcSlider);

         int pri = srcSlider.getValue();

         d.setPriority((pri == 4) ? 0 : pri);

         valLab.setText(getValueText(pri));

     }

     private String getValueText(int priority) {

         String label = "";

         switch(priority) {

         case 1:

             label = "    1";

             break;

         case 2:

             label = "    2";

             break;

         case 3:

             label = "    3";

             break;

         case 0:

         case 4:

             label = Translator.localize("label.off");

             break;

         }

         return label;

     }

 }

 ////////////////////////////////////////////////////////////////