Application: gvSIG desktop » gvSIG tools: ToolBox

package es.unex.sextante.gui.settings;

import info.clearthought.layout.TableLayout;

import info.clearthought.layout.TableLayoutConstants;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.Iterator;

import java.util.Set;

import javax.swing.JButton;

import javax.swing.JDialog;

import javax.swing.JOptionPane;

import javax.swing.JSplitPane;

import javax.swing.JTree;

import javax.swing.JLabel;

import javax.swing.tree.DefaultMutableTreeNode;

import javax.swing.tree.DefaultTreeModel;

import javax.swing.tree.TreePath;

import es.unex.sextante.core.Sextante;

import es.unex.sextante.gui.core.IAlgorithmProvider;

import es.unex.sextante.gui.core.SextanteGUI;

import es.unex.sextante.gui.exceptions.WrongSettingValuesException;

import es.unex.sextante.gui.toolbox.ToolboxPanel;

public class SextanteConfigurationDialog

         extends

            JDialog {

   private final Setting[]               m_Settings;

   private SettingPanel                  m_CurrentPanel;

   private TreePath                      m_Path;

   private final HashMap<String, String> m_Values;

   private JButton                       jButtonCancel;

   private JTree                         jTree;

   private JSplitPane                    jSplitPane;

   private JButton                       jButtonOk;

   private JLabel                                                 jLabelVersion;

   public static final double SPACER_SMALL = 3.0;

   public static final double SPACER_MEDIUM = 6.0;

   public static final double SPACER_LARGE = 9.0;

   /**

    * Constructor

    *

    * @param panel

    *                the current toolbox panel. It will be updated with the changes made in this dialog

    * @param parent

    *                The parent dialog of this settings dialog

    */

   public SextanteConfigurationDialog(final ToolboxPanel panel,

                                      final JDialog parent) {

      super(parent, Sextante.getText("Toolbox")+ " - " + Sextante.getText("Settings"), true);

      final Setting[] settings = new Setting[] { new SextanteGeneralSettings() };

      final ArrayList<IAlgorithmProvider> providers = SextanteGUI.getAlgorithmProviders();

      m_Settings = new Setting[settings.length + providers.size()];

      System.arraycopy(settings, 0, m_Settings, 0, settings.length);

      for (int i = 0; i < providers.size(); i++) {

         m_Settings[i + settings.length] = providers.get(i).getSettings();

      }

      m_Values = new HashMap<String, String>();

      initGUI();

      setLocationRelativeTo(null);

   }

   /**

    * Constructor. Uses the main frame as the parent component

    *

    * @param panel

    *                the current toolbox panel. It will be updated with the changes made in this dialog

    */

   public SextanteConfigurationDialog(final ToolboxPanel panel) {

      super(SextanteGUI.getMainFrame(), Sextante.getText("Toolbox")+ " - " + Sextante.getText("Settings"), true);

      final Setting[] settings = new Setting[] { new SextanteGeneralSettings() }; // add more Setting objects here if required

      final ArrayList<IAlgorithmProvider> providers = SextanteGUI.getAlgorithmProviders();

      m_Settings = new Setting[settings.length + providers.size()];

      System.arraycopy(settings, 0, m_Settings, 0, settings.length);

      for (int i = 0; i < providers.size(); i++) {

         m_Settings[i + settings.length] = providers.get(i).getSettings();

      }

      m_Values = new HashMap<String, String>();

      initGUI();

      setLocationRelativeTo(null);

   }

   protected void changeSetting() {

      if (m_Path != null) {

         final DefaultMutableTreeNode node = (DefaultMutableTreeNode) m_Path.getLastPathComponent();

         final Object obj = node.getUserObject();

         if (obj instanceof Setting) {

            final Setting setting = (Setting) obj;

            try {

               final HashMap<String, String> values = m_CurrentPanel.getValues();

               jSplitPane.remove(m_CurrentPanel);

               m_CurrentPanel = setting.getPanel();

               jSplitPane.add(m_CurrentPanel, JSplitPane.RIGHT);

               m_CurrentPanel.setPreferredSize(new java.awt.Dimension(389, 211));

               final Set<String> set = values.keySet();

               final Iterator<String> iter = set.iterator();

               while (iter.hasNext()) {

                  final String key = iter.next();

                  m_Values.put(key, values.get(key));

               }

            }

            catch (final WrongSettingValuesException e) {

               JOptionPane.showMessageDialog(null, e.getMessage(), "", JOptionPane.WARNING_MESSAGE);

            }

         }

      }

   }

   private void fillTree() {

      final DefaultMutableTreeNode mainNode = new DefaultMutableTreeNode(Sextante.getText("Settings"));

      for (final Setting element : m_Settings) {

         final DefaultMutableTreeNode node = new DefaultMutableTreeNode(element);

         mainNode.add(node);

      }

      final DefaultTreeModel model = new DefaultTreeModel(mainNode);

      jTree.setModel(model);

   }

   private void initGUI() {

      final TableLayout thisLayout = new TableLayout(new double[][] { { 3.0, 160.0, TableLayoutConstants.FILL, 170.0, 3.0, 170.0, 3.0 },

               { TableLayoutConstants.FILL, 3.0, 30.0, 3.0 } });

      thisLayout.setHGap(5);

      thisLayout.setVGap(5);

      getContentPane().setLayout(thisLayout);

      this.setResizable(false);

      {

              jLabelVersion = new JLabel();

              jLabelVersion.setText("<html><i>" + Sextante.getText("version") +

                              " " + Sextante.getVersionNumber() + "</i></html>");

              getContentPane().add(jLabelVersion, "1, 2");

      }

      {

         jButtonCancel = new JButton();

         getContentPane().add(jButtonCancel, "3, 2");

         jButtonCancel.setText(Sextante.getText("Cancel"));

         jButtonCancel.addActionListener(new ActionListener() {

            public void actionPerformed(final ActionEvent evt) {

               jButtonCancelActionPerformed(evt);

            }

         });

      }

      {

         jButtonOk = new JButton();

         getContentPane().add(jButtonOk, "5, 2");

         jButtonOk.setText(Sextante.getText("OK"));

         jButtonOk.addActionListener(new ActionListener() {

            public void actionPerformed(final ActionEvent evt) {

               jButtonOkActionPerformed(evt);

            }

         });

      }

      {

         jSplitPane = new JSplitPane();

         getContentPane().add(jSplitPane, "0, 0, 6, 1");

         {

            jTree = new JTree();

            jTree.setPreferredSize(new java.awt.Dimension(164, 422));

            jSplitPane.add(jTree, JSplitPane.LEFT);

            final MouseListener ml = new MouseAdapter() {

               @Override

               public void mousePressed(MouseEvent e) {

                  m_Path = jTree.getPathForLocation(e.getX(), e.getY());

                  changeSetting();

               }

            };

            jTree.addMouseListener(ml);

            fillTree();

         }

      }

      this.setSize(634, 466);

      m_CurrentPanel = m_Settings[0].getPanel();

      jSplitPane.add(m_CurrentPanel, JSplitPane.RIGHT);

      jTree.setSelectionRow(1);

   }

   private void jButtonOkActionPerformed(final ActionEvent evt) {

      try {

         final HashMap<String, String> values = m_CurrentPanel.getValues();

         final Set<String> set = values.keySet();

         final Iterator<String> iter = set.iterator();

         while (iter.hasNext()) {

            final String key = iter.next();

            m_Values.put(key, values.get(key));

         }

         SextanteGUI.setSettings(m_Values);

         SextanteGUI.saveSettings();

         dispose();

         setVisible(false);

         SextanteGUI.getGUIFactory().updateToolbox();

      }

      catch (final WrongSettingValuesException e) {

         JOptionPane.showMessageDialog(null, e.getMessage(), "", JOptionPane.WARNING_MESSAGE);

      }

   }

   private void jButtonCancelActionPerformed(final ActionEvent evt) {

      dispose();

      setVisible(false);

   }

}