JAL-1355 (basic i18n support)
[jalview.git] / src / jalview / gui / UserDefinedColours.java
index a104ad9..1c6e561 100755 (executable)
-/*
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8)
- * Copyright (C) 2012 J Procter, AM Waterhouse, LM Lui, J Engelhardt, G Barton, M Clamp, S Searle
- * 
- * This file is part of Jalview.
- * 
- * Jalview 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 3 of the License, or (at your option) any later version.
- *  
- * Jalview 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 Jalview.  If not, see <http://www.gnu.org/licenses/>.
- */
-package jalview.gui;
-
-import jalview.datamodel.SequenceGroup;
-import jalview.io.JalviewFileChooser;
-import jalview.jbgui.GUserDefinedColours;
-import jalview.schemes.ColourSchemeI;
-import jalview.schemes.ResidueProperties;
-import jalview.schemes.UserColourScheme;
-import jalview.util.MessageManager;
-
-import java.awt.Color;
-import java.awt.Font;
-import java.awt.event.ActionEvent;
-import java.awt.event.MouseEvent;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.InputStreamReader;
-import java.io.OutputStreamWriter;
-import java.io.PrintWriter;
-import java.util.Hashtable;
-import java.util.StringTokenizer;
-import java.util.Vector;
-
-import javax.swing.JButton;
-import javax.swing.JInternalFrame;
-import javax.swing.JOptionPane;
-import javax.swing.event.ChangeEvent;
-import javax.swing.event.ChangeListener;
-
-/**
- * DOCUMENT ME!
- * 
- * @author $author$
- * @version $Revision$
- */
-public class UserDefinedColours extends GUserDefinedColours implements
-        ChangeListener
-{
-  AlignmentPanel ap;
-
-  SequenceGroup seqGroup;
-
-  Vector selectedButtons;
-
-  ColourSchemeI oldColourScheme;
-
-  JInternalFrame frame;
-
-  AppJmol jmol;
-
-  Vector upperCaseButtons;
-
-  Vector lowerCaseButtons;
-
-  /**
-   * Creates a new UserDefinedColours object.
-   * 
-   * @param ap
-   *          DOCUMENT ME!
-   * @param sg
-   *          DOCUMENT ME!
-   */
-  public UserDefinedColours(AlignmentPanel ap, SequenceGroup sg)
-  {
-    super();
-
-    lcaseColour.setEnabled(false);
-
-    this.ap = ap;
-    seqGroup = sg;
-
-    if (seqGroup != null)
-    {
-      oldColourScheme = seqGroup.cs;
-    }
-    else
-    {
-      oldColourScheme = ap.av.getGlobalColourScheme();
-    }
-
-    if (oldColourScheme instanceof UserColourScheme)
-    {
-      schemeName.setText(((UserColourScheme) oldColourScheme).getName());
-      if (((UserColourScheme) oldColourScheme).getLowerCaseColours() != null)
-      {
-        caseSensitive.setSelected(true);
-        lcaseColour.setEnabled(true);
-        resetButtonPanel(true);
-      }
-      else
-      {
-        resetButtonPanel(false);
-      }
-    }
-    else
-    {
-      resetButtonPanel(false);
-    }
-
-    showFrame();
-  }
-
-  public UserDefinedColours(AppJmol jmol, ColourSchemeI oldcs)
-  {
-    super();
-    this.jmol = jmol;
-
-    colorChooser.getSelectionModel().addChangeListener(this);
-
-    oldColourScheme = oldcs;
-
-    if (oldColourScheme instanceof UserColourScheme)
-    {
-      schemeName.setText(((UserColourScheme) oldColourScheme).getName());
-    }
-
-    resetButtonPanel(false);
-
-    showFrame();
-
-  }
-
-  void showFrame()
-  {
-    colorChooser.getSelectionModel().addChangeListener(this);
-    frame = new JInternalFrame();
-    frame.setContentPane(this);
-    Desktop.addInternalFrame(frame, "User Defined Colours", 720, 370, true);
-
-    if (seqGroup != null)
-    {
-      frame.setTitle(frame.getTitle() + " (" + seqGroup.getName() + ")");
-    }
-
-    if (new jalview.util.Platform().isAMac())
-    {
-      frame.setSize(760, 370);
-    }
-  }
-
-  void resetButtonPanel(boolean caseSensitive)
-  {
-    buttonPanel.removeAll();
-
-    if (upperCaseButtons == null)
-    {
-      upperCaseButtons = new Vector();
-    }
-
-    JButton button;
-    String label;
-    for (int i = 0; i < 20; i++)
-    {
-      if (caseSensitive)
-      {
-        label = ResidueProperties.aa[i];
-      }
-      else
-      {
-        label = ResidueProperties.aa2Triplet.get(ResidueProperties.aa[i])
-                .toString();
-      }
-
-      button = makeButton(label, ResidueProperties.aa[i], upperCaseButtons,
-              i);
-
-      buttonPanel.add(button);
-    }
-
-    buttonPanel.add(makeButton("B", "B", upperCaseButtons, 20));
-    buttonPanel.add(makeButton("Z", "Z", upperCaseButtons, 21));
-    buttonPanel.add(makeButton("X", "X", upperCaseButtons, 22));
-    buttonPanel.add(makeButton("Gap", "-", upperCaseButtons, 23));
-
-    if (!caseSensitive)
-    {
-      gridLayout.setRows(6);
-      gridLayout.setColumns(4);
-    }
-    else
-    {
-      gridLayout.setRows(7);
-      int cols = 7;
-      gridLayout.setColumns(cols + 1);
-
-      if (lowerCaseButtons == null)
-      {
-        lowerCaseButtons = new Vector();
-      }
-
-      for (int i = 0; i < 20; i++)
-      {
-        int row = i / cols + 1;
-        int index = (row * cols) + i;
-        button = makeButton(ResidueProperties.aa[i].toLowerCase(),
-                ResidueProperties.aa[i].toLowerCase(), lowerCaseButtons, i);
-
-        buttonPanel.add(button, index);
-      }
-    }
-
-    if (caseSensitive)
-    {
-      buttonPanel.add(makeButton("b", "b", lowerCaseButtons, 20));
-      buttonPanel.add(makeButton("z", "z", lowerCaseButtons, 21));
-      buttonPanel.add(makeButton("x", "x", lowerCaseButtons, 22));
-    }
-
-    buttonPanel.validate();
-    validate();
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param evt
-   *          DOCUMENT ME!
-   */
-  public void stateChanged(ChangeEvent evt)
-  {
-    if (selectedButtons != null)
-    {
-      JButton button = null;
-      for (int i = 0; i < selectedButtons.size(); i++)
-      {
-        button = (JButton) selectedButtons.elementAt(i);
-        button.setBackground(colorChooser.getColor());
-        button.setForeground(button.getBackground().brighter().brighter()
-                .brighter());
-      }
-      if (button == lcaseColour)
-      {
-        for (int i = 0; i < lowerCaseButtons.size(); i++)
-        {
-          button = (JButton) lowerCaseButtons.elementAt(i);
-          button.setBackground(colorChooser.getColor());
-          button.setForeground(button.getBackground().brighter().brighter()
-                  .brighter());
-        }
-      }
-    }
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  public void colourButtonPressed(MouseEvent e)
-  {
-    if (selectedButtons == null)
-    {
-      selectedButtons = new Vector();
-    }
-
-    JButton pressed = (JButton) e.getSource();
-
-    if (e.isShiftDown())
-    {
-      JButton start, end = (JButton) e.getSource();
-      if (selectedButtons.size() > 0)
-      {
-        start = (JButton) selectedButtons
-                .elementAt(selectedButtons.size() - 1);
-      }
-      else
-      {
-        start = (JButton) e.getSource();
-      }
-
-      int startIndex = 0, endIndex = 0;
-      for (int b = 0; b < buttonPanel.getComponentCount(); b++)
-      {
-        if (buttonPanel.getComponent(b) == start)
-        {
-          startIndex = b;
-        }
-        if (buttonPanel.getComponent(b) == end)
-        {
-          endIndex = b;
-        }
-      }
-
-      if (startIndex > endIndex)
-      {
-        int temp = startIndex;
-        startIndex = endIndex;
-        endIndex = temp;
-      }
-
-      for (int b = startIndex; b <= endIndex; b++)
-      {
-        JButton button = (JButton) buttonPanel.getComponent(b);
-        if (!selectedButtons.contains(button))
-        {
-          button.setForeground(button.getBackground().brighter().brighter());
-          selectedButtons.add(button);
-        }
-      }
-    }
-    else if (!e.isControlDown())
-    {
-      for (int b = 0; b < selectedButtons.size(); b++)
-      {
-        JButton button = (JButton) selectedButtons.elementAt(b);
-        button.setForeground(button.getBackground().darker().darker());
-      }
-      selectedButtons.clear();
-      pressed.setForeground(pressed.getBackground().brighter().brighter());
-      selectedButtons.addElement(pressed);
-
-    }
-    else if (e.isControlDown())
-    {
-      if (selectedButtons.contains(pressed))
-      {
-        pressed.setForeground(pressed.getBackground().darker().darker());
-        selectedButtons.remove(pressed);
-      }
-      else
-      {
-        pressed.setForeground(pressed.getBackground().brighter().brighter());
-        selectedButtons.addElement(pressed);
-      }
-    }
-
-    if (selectedButtons.size() > 0)
-    {
-      colorChooser.setColor(((JButton) selectedButtons.elementAt(0))
-              .getBackground());
-    }
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param label
-   *          DOCUMENT ME!
-   * @param aa
-   *          DOCUMENT ME!
-   */
-  JButton makeButton(String label, String aa, Vector caseSensitiveButtons,
-          int buttonIndex)
-  {
-    final JButton button;
-    Color col;
-
-    if (buttonIndex < caseSensitiveButtons.size())
-    {
-      button = (JButton) caseSensitiveButtons.elementAt(buttonIndex);
-      col = button.getBackground();
-    }
-    else
-    {
-      button = new JButton();
-      button.addMouseListener(new java.awt.event.MouseAdapter()
-      {
-        public void mouseClicked(MouseEvent e)
-        {
-          colourButtonPressed(e);
-        }
-      });
-
-      caseSensitiveButtons.addElement(button);
-
-      col = Color.white;
-      if (oldColourScheme != null)
-      {
-        try
-        {
-          col = oldColourScheme.findColour(aa.charAt(0), -1, null);
-        } catch (Exception ex)
-        {
-        }
-      }
-    }
-
-    if (caseSensitive.isSelected())
-    {
-      button.setMargin(new java.awt.Insets(2, 2, 2, 2));
-    }
-    else
-    {
-      button.setMargin(new java.awt.Insets(2, 14, 2, 14));
-    }
-
-    button.setBackground(col);
-    button.setText(label);
-    button.setForeground(col.darker().darker().darker());
-    button.setFont(new java.awt.Font("Verdana", Font.BOLD, 10));
-
-    return button;
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  protected void okButton_actionPerformed(ActionEvent e)
-  {
-    applyButton_actionPerformed(null);
-
-    try
-    {
-      frame.setClosed(true);
-    } catch (Exception ex)
-    {
-    }
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  protected void applyButton_actionPerformed(ActionEvent e)
-  {
-    UserColourScheme ucs = getSchemeFromButtons();
-    ucs.setName(schemeName.getText());
-
-    if (seqGroup != null)
-    {
-      seqGroup.cs = ucs;
-      ap.paintAlignment(true);
-    }
-    else if (ap != null)
-    {
-      ap.alignFrame.changeColour(ucs);
-    }
-    else if (jmol != null)
-    {
-      jmol.setJalviewColourScheme(ucs);
-    }
-  }
-
-  UserColourScheme getSchemeFromButtons()
-  {
-
-    Color[] newColours = new Color[24];
-
-    for (int i = 0; i < 24; i++)
-    {
-      JButton button = (JButton) upperCaseButtons.elementAt(i);
-      newColours[i] = button.getBackground();
-    }
-
-    UserColourScheme ucs = new UserColourScheme(newColours);
-
-    if (caseSensitive.isSelected())
-    {
-      newColours = new Color[23];
-      for (int i = 0; i < 23; i++)
-      {
-        JButton button = (JButton) lowerCaseButtons.elementAt(i);
-        newColours[i] = button.getBackground();
-      }
-      ucs.setLowerCaseColours(newColours);
-    }
-
-    if (ap != null)
-    {
-      ucs.setThreshold(0, ap.av.getIgnoreGapsConsensus());
-    }
-
-    return ucs;
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  protected void loadbutton_actionPerformed(ActionEvent e)
-  {
-    upperCaseButtons = new Vector();
-    lowerCaseButtons = new Vector();
-
-    JalviewFileChooser chooser = new JalviewFileChooser(
-            jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]
-            { "jc" }, new String[]
-            { "Jalview User Colours" }, "Jalview User Colours");
-    chooser.setFileView(new jalview.io.JalviewFileView());
-    chooser.setDialogTitle("Load colour scheme");
-    chooser.setToolTipText("Load");
-
-    int value = chooser.showOpenDialog(this);
-
-    if (value == JalviewFileChooser.APPROVE_OPTION)
-    {
-      File choice = chooser.getSelectedFile();
-      jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice.getParent());
-      String defaultColours = jalview.bin.Cache.getDefault(
-              "USER_DEFINED_COLOURS", choice.getPath());
-      if (defaultColours.indexOf(choice.getPath()) == -1)
-      {
-        defaultColours = defaultColours.concat("|")
-                .concat(choice.getPath());
-      }
-
-      jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS", defaultColours);
-
-      UserColourScheme ucs = loadColours(choice.getAbsolutePath());
-      Color[] colors = ucs.getColours();
-      schemeName.setText(ucs.getName());
-
-      if (ucs.getLowerCaseColours() != null)
-      {
-        caseSensitive.setSelected(true);
-        lcaseColour.setEnabled(true);
-        resetButtonPanel(true);
-        for (int i = 0; i < lowerCaseButtons.size(); i++)
-        {
-          JButton button = (JButton) lowerCaseButtons.elementAt(i);
-          button.setBackground(ucs.getLowerCaseColours()[i]);
-        }
-
-      }
-      else
-      {
-        caseSensitive.setSelected(false);
-        lcaseColour.setEnabled(false);
-        resetButtonPanel(false);
-      }
-
-      for (int i = 0; i < upperCaseButtons.size(); i++)
-      {
-        JButton button = (JButton) upperCaseButtons.elementAt(i);
-        button.setBackground(colors[i]);
-      }
-
-    }
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @return DOCUMENT ME!
-   */
-  public static UserColourScheme loadDefaultColours()
-  {
-    UserColourScheme ret = null;
-
-    String colours = jalview.bin.Cache.getProperty("USER_DEFINED_COLOURS");
-    if (colours != null)
-    {
-      if (colours.indexOf("|") > -1)
-      {
-        colours = colours.substring(0, colours.indexOf("|"));
-      }
-
-      ret = loadColours(colours);
-    }
-
-    if (ret == null)
-    {
-      Color[] newColours = new Color[24];
-      for (int i = 0; i < 24; i++)
-      {
-        newColours[i] = Color.white;
-      }
-      ret = new UserColourScheme(newColours);
-    }
-
-    return ret;
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param file
-   *          DOCUMENT ME!
-   * 
-   * @return DOCUMENT ME!
-   */
-  static UserColourScheme loadColours(String file)
-  {
-    UserColourScheme ucs = null;
-    Color[] newColours = null;
-    try
-    {
-      InputStreamReader in = new InputStreamReader(
-              new FileInputStream(file), "UTF-8");
-
-      jalview.schemabinding.version2.JalviewUserColours jucs = new jalview.schemabinding.version2.JalviewUserColours();
-
-      org.exolab.castor.xml.Unmarshaller unmar = new org.exolab.castor.xml.Unmarshaller(
-              jucs);
-      jucs = (jalview.schemabinding.version2.JalviewUserColours) unmar
-              .unmarshal(in);
-
-      newColours = new Color[24];
-
-      Color[] lowerCase = null;
-      boolean caseSensitive = false;
-
-      String name;
-      int index;
-      for (int i = 0; i < jucs.getColourCount(); i++)
-      {
-        name = jucs.getColour(i).getName();
-        if (ResidueProperties.aa3Hash.containsKey(name))
-        {
-          index = ((Integer) ResidueProperties.aa3Hash.get(name))
-                  .intValue();
-        }
-        else
-        {
-          index = ResidueProperties.aaIndex[name.charAt(0)];
-        }
-        if (index == -1)
-        {
-          continue;
-        }
-
-        if (name.toLowerCase().equals(name))
-        {
-          if (lowerCase == null)
-          {
-            lowerCase = new Color[23];
-          }
-          caseSensitive = true;
-          lowerCase[index] = new Color(Integer.parseInt(jucs.getColour(i)
-                  .getRGB(), 16));
-        }
-        else
-        {
-          newColours[index] = new Color(Integer.parseInt(jucs.getColour(i)
-                  .getRGB(), 16));
-        }
-      }
-
-      if (newColours != null)
-      {
-        ucs = new UserColourScheme(newColours);
-        ucs.setName(jucs.getSchemeName());
-        if (caseSensitive)
-        {
-          ucs.setLowerCaseColours(lowerCase);
-        }
-      }
-
-    } catch (Exception ex)
-    {
-      // Could be Archive Jalview format
-      try
-      {
-        InputStreamReader in = new InputStreamReader(new FileInputStream(
-                file), "UTF-8");
-
-        jalview.binding.JalviewUserColours jucs = new jalview.binding.JalviewUserColours();
-
-        jucs = (jalview.binding.JalviewUserColours) jucs.unmarshal(in);
-
-        newColours = new Color[jucs.getColourCount()];
-
-        for (int i = 0; i < 24; i++)
-        {
-          newColours[i] = new Color(Integer.parseInt(jucs.getColour(i)
-                  .getRGB(), 16));
-        }
-        if (newColours != null)
-        {
-          ucs = new UserColourScheme(newColours);
-          ucs.setName(jucs.getSchemeName());
-        }
-      } catch (Exception ex2)
-      {
-        ex2.printStackTrace();
-      }
-
-      if (newColours == null)
-      {
-        System.out.println("Error loading User ColourFile\n" + ex);
-      }
-    }
-
-    return ucs;
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  protected void savebutton_actionPerformed(ActionEvent e)
-  {
-    if (schemeName.getText().trim().length() < 1)
-    {
-      JOptionPane.showInternalMessageDialog(Desktop.desktop,
-              MessageManager.getString("label.user_colour_scheme_must_have_name"),
-              MessageManager.getString("label.no_name_colour_scheme"), JOptionPane.WARNING_MESSAGE);
-      return;
-    }
-
-    if (userColourSchemes != null
-            && userColourSchemes.containsKey(schemeName.getText()))
-    {
-      int reply = JOptionPane.showInternalConfirmDialog(
-              Desktop.desktop,
-              MessageManager.formatMessage("label.colour_scheme_exists_overwrite", new String[]{schemeName.getText(),schemeName.getText()}),
-              MessageManager.getString("label.duplicate_scheme_name"), JOptionPane.YES_NO_OPTION);
-      if (reply != JOptionPane.YES_OPTION)
-      {
-        return;
-      }
-
-      userColourSchemes.remove(schemeName.getText());
-    }
-    JalviewFileChooser chooser = new JalviewFileChooser(
-            jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]
-            { "jc" }, new String[]
-            { "Jalview User Colours" }, "Jalview User Colours");
-
-    chooser.setFileView(new jalview.io.JalviewFileView());
-    chooser.setDialogTitle("Save colour scheme");
-    chooser.setToolTipText("Save");
-
-    int value = chooser.showSaveDialog(this);
-
-    if (value == JalviewFileChooser.APPROVE_OPTION)
-    {
-      String choice = chooser.getSelectedFile().getPath();
-      String defaultColours = jalview.bin.Cache.getDefault(
-              "USER_DEFINED_COLOURS", choice);
-      if (defaultColours.indexOf(choice) == -1)
-      {
-        if (defaultColours.length() > 0)
-        {
-          defaultColours = defaultColours.concat("|");
-        }
-        defaultColours = defaultColours.concat(choice);
-      }
-
-      userColourSchemes.put(schemeName.getText(), getSchemeFromButtons());
-
-      ap.alignFrame.updateUserColourMenu();
-
-      jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS", defaultColours);
-
-      jalview.schemabinding.version2.JalviewUserColours ucs = new jalview.schemabinding.version2.JalviewUserColours();
-
-      ucs.setSchemeName(schemeName.getText());
-      try
-      {
-        PrintWriter out = new PrintWriter(new OutputStreamWriter(
-                new FileOutputStream(choice), "UTF-8"));
-
-        for (int i = 0; i < buttonPanel.getComponentCount(); i++)
-        {
-          JButton button = (JButton) buttonPanel.getComponent(i);
-          jalview.schemabinding.version2.Colour col = new jalview.schemabinding.version2.Colour();
-          col.setName(button.getText());
-          col.setRGB(jalview.util.Format.getHexString(button
-                  .getBackground()));
-          ucs.addColour(col);
-        }
-
-        ucs.marshal(out);
-        out.close();
-      } catch (Exception ex)
-      {
-        ex.printStackTrace();
-      }
-    }
-  }
-
-  /**
-   * DOCUMENT ME!
-   * 
-   * @param e
-   *          DOCUMENT ME!
-   */
-  protected void cancelButton_actionPerformed(ActionEvent e)
-  {
-    if (ap != null)
-    {
-      if (seqGroup != null)
-      {
-        seqGroup.cs = oldColourScheme;
-      }
-      else if (ap != null)
-      {
-        ap.av.setGlobalColourScheme(oldColourScheme);
-      }
-      ap.paintAlignment(true);
-    }
-
-    if (jmol != null)
-    {
-      jmol.setJalviewColourScheme(oldColourScheme);
-    }
-
-    try
-    {
-      frame.setClosed(true);
-    } catch (Exception ex)
-    {
-    }
-  }
-
-  static Hashtable userColourSchemes;
-
-  public static Hashtable getUserColourSchemes()
-  {
-    return userColourSchemes;
-  }
-
-  public static void initUserColourSchemes(String files)
-  {
-    userColourSchemes = new Hashtable();
-
-    if (files == null || files.length() == 0)
-    {
-      return;
-    }
-
-    // In case colours can't be loaded, we'll remove them
-    // from the default list here.
-    StringBuffer coloursFound = new StringBuffer();
-    StringTokenizer st = new StringTokenizer(files, "|");
-    while (st.hasMoreElements())
-    {
-      String file = st.nextToken();
-      try
-      {
-        UserColourScheme ucs = loadColours(file);
-        if (ucs != null)
-        {
-          if (coloursFound.length() > 0)
-          {
-            coloursFound.append("|");
-          }
-          coloursFound.append(file);
-          userColourSchemes.put(ucs.getName(), ucs);
-        }
-      } catch (Exception ex)
-      {
-        System.out.println("Error loading User ColourFile\n" + ex);
-      }
-    }
-    if (!files.equals(coloursFound.toString()))
-    {
-      if (coloursFound.toString().length() > 1)
-      {
-        jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS",
-                coloursFound.toString());
-      }
-      else
-      {
-        jalview.bin.Cache.applicationProperties
-                .remove("USER_DEFINED_COLOURS");
-      }
-    }
-  }
-
-  public static void removeColourFromDefaults(String target)
-  {
-    // The only way to find colours by name is to load them in
-    // In case colours can't be loaded, we'll remove them
-    // from the default list here.
-
-    userColourSchemes = new Hashtable();
-
-    StringBuffer coloursFound = new StringBuffer();
-    StringTokenizer st = new StringTokenizer(
-            jalview.bin.Cache.getProperty("USER_DEFINED_COLOURS"), "|");
-
-    while (st.hasMoreElements())
-    {
-      String file = st.nextToken();
-      try
-      {
-        UserColourScheme ucs = loadColours(file);
-        if (ucs != null && !ucs.getName().equals(target))
-        {
-          if (coloursFound.length() > 0)
-          {
-            coloursFound.append("|");
-          }
-          coloursFound.append(file);
-          userColourSchemes.put(ucs.getName(), ucs);
-        }
-      } catch (Exception ex)
-      {
-        System.out.println("Error loading User ColourFile\n" + ex);
-      }
-    }
-
-    if (coloursFound.toString().length() > 1)
-    {
-      jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS",
-              coloursFound.toString());
-    }
-    else
-    {
-      jalview.bin.Cache.applicationProperties
-              .remove("USER_DEFINED_COLOURS");
-    }
-
-  }
-
-  public void caseSensitive_actionPerformed(ActionEvent e)
-  {
-    resetButtonPanel(caseSensitive.isSelected());
-    lcaseColour.setEnabled(caseSensitive.isSelected());
-  }
-
-  public void lcaseColour_actionPerformed(ActionEvent e)
-  {
-    if (selectedButtons == null)
-    {
-      selectedButtons = new Vector();
-    }
-    else
-    {
-      selectedButtons.clear();
-    }
-    selectedButtons.add(lcaseColour);
-  }
-
-}
+/*\r
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.8)\r
+ * Copyright (C) 2012 J Procter, AM Waterhouse, LM Lui, J Engelhardt, G Barton, M Clamp, S Searle\r
+ * \r
+ * This file is part of Jalview.\r
+ * \r
+ * Jalview is free software: you can redistribute it and/or\r
+ * modify it under the terms of the GNU General Public License \r
+ * as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.\r
+ *  \r
+ * Jalview is distributed in the hope that it will be useful, but \r
+ * WITHOUT ANY WARRANTY; without even the implied warranty \r
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR \r
+ * PURPOSE.  See the GNU General Public License for more details.\r
+ * \r
+ * You should have received a copy of the GNU General Public License along with Jalview.  If not, see <http://www.gnu.org/licenses/>.\r
+ */\r
+package jalview.gui;\r
+\r
+import jalview.datamodel.SequenceGroup;\r
+import jalview.io.JalviewFileChooser;\r
+import jalview.jbgui.GUserDefinedColours;\r
+import jalview.schemes.ColourSchemeI;\r
+import jalview.schemes.ResidueProperties;\r
+import jalview.schemes.UserColourScheme;\r
+import jalview.util.MessageManager;\r
+\r
+import java.awt.Color;\r
+import java.awt.Font;\r
+import java.awt.event.ActionEvent;\r
+import java.awt.event.MouseEvent;\r
+import java.io.File;\r
+import java.io.FileInputStream;\r
+import java.io.FileOutputStream;\r
+import java.io.InputStreamReader;\r
+import java.io.OutputStreamWriter;\r
+import java.io.PrintWriter;\r
+import java.util.Hashtable;\r
+import java.util.StringTokenizer;\r
+import java.util.Vector;\r
+\r
+import javax.swing.JButton;\r
+import javax.swing.JInternalFrame;\r
+import javax.swing.JOptionPane;\r
+import javax.swing.event.ChangeEvent;\r
+import javax.swing.event.ChangeListener;\r
+\r
+/**\r
+ * DOCUMENT ME!\r
+ * \r
+ * @author $author$\r
+ * @version $Revision$\r
+ */\r
+public class UserDefinedColours extends GUserDefinedColours implements\r
+        ChangeListener\r
+{\r
+  AlignmentPanel ap;\r
+\r
+  SequenceGroup seqGroup;\r
+\r
+  Vector selectedButtons;\r
+\r
+  ColourSchemeI oldColourScheme;\r
+\r
+  JInternalFrame frame;\r
+\r
+  AppJmol jmol;\r
+\r
+  Vector upperCaseButtons;\r
+\r
+  Vector lowerCaseButtons;\r
+\r
+  /**\r
+   * Creates a new UserDefinedColours object.\r
+   * \r
+   * @param ap\r
+   *          DOCUMENT ME!\r
+   * @param sg\r
+   *          DOCUMENT ME!\r
+   */\r
+  public UserDefinedColours(AlignmentPanel ap, SequenceGroup sg)\r
+  {\r
+    super();\r
+\r
+    lcaseColour.setEnabled(false);\r
+\r
+    this.ap = ap;\r
+    seqGroup = sg;\r
+\r
+    if (seqGroup != null)\r
+    {\r
+      oldColourScheme = seqGroup.cs;\r
+    }\r
+    else\r
+    {\r
+      oldColourScheme = ap.av.getGlobalColourScheme();\r
+    }\r
+\r
+    if (oldColourScheme instanceof UserColourScheme)\r
+    {\r
+      schemeName.setText(((UserColourScheme) oldColourScheme).getName());\r
+      if (((UserColourScheme) oldColourScheme).getLowerCaseColours() != null)\r
+      {\r
+        caseSensitive.setSelected(true);\r
+        lcaseColour.setEnabled(true);\r
+        resetButtonPanel(true);\r
+      }\r
+      else\r
+      {\r
+        resetButtonPanel(false);\r
+      }\r
+    }\r
+    else\r
+    {\r
+      resetButtonPanel(false);\r
+    }\r
+\r
+    showFrame();\r
+  }\r
+\r
+  public UserDefinedColours(AppJmol jmol, ColourSchemeI oldcs)\r
+  {\r
+    super();\r
+    this.jmol = jmol;\r
+\r
+    colorChooser.getSelectionModel().addChangeListener(this);\r
+\r
+    oldColourScheme = oldcs;\r
+\r
+    if (oldColourScheme instanceof UserColourScheme)\r
+    {\r
+      schemeName.setText(((UserColourScheme) oldColourScheme).getName());\r
+    }\r
+\r
+    resetButtonPanel(false);\r
+\r
+    showFrame();\r
+\r
+  }\r
+\r
+  void showFrame()\r
+  {\r
+    colorChooser.getSelectionModel().addChangeListener(this);\r
+    frame = new JInternalFrame();\r
+    frame.setContentPane(this);\r
+    Desktop.addInternalFrame(frame, MessageManager.getString("label.user_defined_colours"), 720, 370, true);\r
+\r
+    if (seqGroup != null)\r
+    {\r
+      frame.setTitle(frame.getTitle() + " (" + seqGroup.getName() + ")");\r
+    }\r
+\r
+    if (new jalview.util.Platform().isAMac())\r
+    {\r
+      frame.setSize(760, 370);\r
+    }\r
+  }\r
+\r
+  void resetButtonPanel(boolean caseSensitive)\r
+  {\r
+    buttonPanel.removeAll();\r
+\r
+    if (upperCaseButtons == null)\r
+    {\r
+      upperCaseButtons = new Vector();\r
+    }\r
+\r
+    JButton button;\r
+    String label;\r
+    for (int i = 0; i < 20; i++)\r
+    {\r
+      if (caseSensitive)\r
+      {\r
+        label = ResidueProperties.aa[i];\r
+      }\r
+      else\r
+      {\r
+        label = ResidueProperties.aa2Triplet.get(ResidueProperties.aa[i])\r
+                .toString();\r
+      }\r
+\r
+      button = makeButton(label, ResidueProperties.aa[i], upperCaseButtons,\r
+              i);\r
+\r
+      buttonPanel.add(button);\r
+    }\r
+\r
+    buttonPanel.add(makeButton("B", "B", upperCaseButtons, 20));\r
+    buttonPanel.add(makeButton("Z", "Z", upperCaseButtons, 21));\r
+    buttonPanel.add(makeButton("X", "X", upperCaseButtons, 22));\r
+    buttonPanel.add(makeButton("Gap", "-", upperCaseButtons, 23));\r
+\r
+    if (!caseSensitive)\r
+    {\r
+      gridLayout.setRows(6);\r
+      gridLayout.setColumns(4);\r
+    }\r
+    else\r
+    {\r
+      gridLayout.setRows(7);\r
+      int cols = 7;\r
+      gridLayout.setColumns(cols + 1);\r
+\r
+      if (lowerCaseButtons == null)\r
+      {\r
+        lowerCaseButtons = new Vector();\r
+      }\r
+\r
+      for (int i = 0; i < 20; i++)\r
+      {\r
+        int row = i / cols + 1;\r
+        int index = (row * cols) + i;\r
+        button = makeButton(ResidueProperties.aa[i].toLowerCase(),\r
+                ResidueProperties.aa[i].toLowerCase(), lowerCaseButtons, i);\r
+\r
+        buttonPanel.add(button, index);\r
+      }\r
+    }\r
+\r
+    if (caseSensitive)\r
+    {\r
+      buttonPanel.add(makeButton("b", "b", lowerCaseButtons, 20));\r
+      buttonPanel.add(makeButton("z", "z", lowerCaseButtons, 21));\r
+      buttonPanel.add(makeButton("x", "x", lowerCaseButtons, 22));\r
+    }\r
+\r
+    buttonPanel.validate();\r
+    validate();\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param evt\r
+   *          DOCUMENT ME!\r
+   */\r
+  public void stateChanged(ChangeEvent evt)\r
+  {\r
+    if (selectedButtons != null)\r
+    {\r
+      JButton button = null;\r
+      for (int i = 0; i < selectedButtons.size(); i++)\r
+      {\r
+        button = (JButton) selectedButtons.elementAt(i);\r
+        button.setBackground(colorChooser.getColor());\r
+        button.setForeground(button.getBackground().brighter().brighter()\r
+                .brighter());\r
+      }\r
+      if (button == lcaseColour)\r
+      {\r
+        for (int i = 0; i < lowerCaseButtons.size(); i++)\r
+        {\r
+          button = (JButton) lowerCaseButtons.elementAt(i);\r
+          button.setBackground(colorChooser.getColor());\r
+          button.setForeground(button.getBackground().brighter().brighter()\r
+                  .brighter());\r
+        }\r
+      }\r
+    }\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param e\r
+   *          DOCUMENT ME!\r
+   */\r
+  public void colourButtonPressed(MouseEvent e)\r
+  {\r
+    if (selectedButtons == null)\r
+    {\r
+      selectedButtons = new Vector();\r
+    }\r
+\r
+    JButton pressed = (JButton) e.getSource();\r
+\r
+    if (e.isShiftDown())\r
+    {\r
+      JButton start, end = (JButton) e.getSource();\r
+      if (selectedButtons.size() > 0)\r
+      {\r
+        start = (JButton) selectedButtons\r
+                .elementAt(selectedButtons.size() - 1);\r
+      }\r
+      else\r
+      {\r
+        start = (JButton) e.getSource();\r
+      }\r
+\r
+      int startIndex = 0, endIndex = 0;\r
+      for (int b = 0; b < buttonPanel.getComponentCount(); b++)\r
+      {\r
+        if (buttonPanel.getComponent(b) == start)\r
+        {\r
+          startIndex = b;\r
+        }\r
+        if (buttonPanel.getComponent(b) == end)\r
+        {\r
+          endIndex = b;\r
+        }\r
+      }\r
+\r
+      if (startIndex > endIndex)\r
+      {\r
+        int temp = startIndex;\r
+        startIndex = endIndex;\r
+        endIndex = temp;\r
+      }\r
+\r
+      for (int b = startIndex; b <= endIndex; b++)\r
+      {\r
+        JButton button = (JButton) buttonPanel.getComponent(b);\r
+        if (!selectedButtons.contains(button))\r
+        {\r
+          button.setForeground(button.getBackground().brighter().brighter());\r
+          selectedButtons.add(button);\r
+        }\r
+      }\r
+    }\r
+    else if (!e.isControlDown())\r
+    {\r
+      for (int b = 0; b < selectedButtons.size(); b++)\r
+      {\r
+        JButton button = (JButton) selectedButtons.elementAt(b);\r
+        button.setForeground(button.getBackground().darker().darker());\r
+      }\r
+      selectedButtons.clear();\r
+      pressed.setForeground(pressed.getBackground().brighter().brighter());\r
+      selectedButtons.addElement(pressed);\r
+\r
+    }\r
+    else if (e.isControlDown())\r
+    {\r
+      if (selectedButtons.contains(pressed))\r
+      {\r
+        pressed.setForeground(pressed.getBackground().darker().darker());\r
+        selectedButtons.remove(pressed);\r
+      }\r
+      else\r
+      {\r
+        pressed.setForeground(pressed.getBackground().brighter().brighter());\r
+        selectedButtons.addElement(pressed);\r
+      }\r
+    }\r
+\r
+    if (selectedButtons.size() > 0)\r
+    {\r
+      colorChooser.setColor(((JButton) selectedButtons.elementAt(0))\r
+              .getBackground());\r
+    }\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param label\r
+   *          DOCUMENT ME!\r
+   * @param aa\r
+   *          DOCUMENT ME!\r
+   */\r
+  JButton makeButton(String label, String aa, Vector caseSensitiveButtons,\r
+          int buttonIndex)\r
+  {\r
+    final JButton button;\r
+    Color col;\r
+\r
+    if (buttonIndex < caseSensitiveButtons.size())\r
+    {\r
+      button = (JButton) caseSensitiveButtons.elementAt(buttonIndex);\r
+      col = button.getBackground();\r
+    }\r
+    else\r
+    {\r
+      button = new JButton();\r
+      button.addMouseListener(new java.awt.event.MouseAdapter()\r
+      {\r
+        public void mouseClicked(MouseEvent e)\r
+        {\r
+          colourButtonPressed(e);\r
+        }\r
+      });\r
+\r
+      caseSensitiveButtons.addElement(button);\r
+\r
+      col = Color.white;\r
+      if (oldColourScheme != null)\r
+      {\r
+        try\r
+        {\r
+          col = oldColourScheme.findColour(aa.charAt(0), -1, null);\r
+        } catch (Exception ex)\r
+        {\r
+        }\r
+      }\r
+    }\r
+\r
+    if (caseSensitive.isSelected())\r
+    {\r
+      button.setMargin(new java.awt.Insets(2, 2, 2, 2));\r
+    }\r
+    else\r
+    {\r
+      button.setMargin(new java.awt.Insets(2, 14, 2, 14));\r
+    }\r
+\r
+    button.setBackground(col);\r
+    button.setText(label);\r
+    button.setForeground(col.darker().darker().darker());\r
+    button.setFont(new java.awt.Font("Verdana", Font.BOLD, 10));\r
+\r
+    return button;\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param e\r
+   *          DOCUMENT ME!\r
+   */\r
+  protected void okButton_actionPerformed(ActionEvent e)\r
+  {\r
+    applyButton_actionPerformed(null);\r
+\r
+    try\r
+    {\r
+      frame.setClosed(true);\r
+    } catch (Exception ex)\r
+    {\r
+    }\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param e\r
+   *          DOCUMENT ME!\r
+   */\r
+  protected void applyButton_actionPerformed(ActionEvent e)\r
+  {\r
+    UserColourScheme ucs = getSchemeFromButtons();\r
+    ucs.setName(schemeName.getText());\r
+\r
+    if (seqGroup != null)\r
+    {\r
+      seqGroup.cs = ucs;\r
+      ap.paintAlignment(true);\r
+    }\r
+    else if (ap != null)\r
+    {\r
+      ap.alignFrame.changeColour(ucs);\r
+    }\r
+    else if (jmol != null)\r
+    {\r
+      jmol.setJalviewColourScheme(ucs);\r
+    }\r
+  }\r
+\r
+  UserColourScheme getSchemeFromButtons()\r
+  {\r
+\r
+    Color[] newColours = new Color[24];\r
+\r
+    for (int i = 0; i < 24; i++)\r
+    {\r
+      JButton button = (JButton) upperCaseButtons.elementAt(i);\r
+      newColours[i] = button.getBackground();\r
+    }\r
+\r
+    UserColourScheme ucs = new UserColourScheme(newColours);\r
+\r
+    if (caseSensitive.isSelected())\r
+    {\r
+      newColours = new Color[23];\r
+      for (int i = 0; i < 23; i++)\r
+      {\r
+        JButton button = (JButton) lowerCaseButtons.elementAt(i);\r
+        newColours[i] = button.getBackground();\r
+      }\r
+      ucs.setLowerCaseColours(newColours);\r
+    }\r
+\r
+    if (ap != null)\r
+    {\r
+      ucs.setThreshold(0, ap.av.getIgnoreGapsConsensus());\r
+    }\r
+\r
+    return ucs;\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param e\r
+   *          DOCUMENT ME!\r
+   */\r
+  protected void loadbutton_actionPerformed(ActionEvent e)\r
+  {\r
+    upperCaseButtons = new Vector();\r
+    lowerCaseButtons = new Vector();\r
+\r
+    JalviewFileChooser chooser = new JalviewFileChooser(\r
+            jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]\r
+            { "jc" }, new String[]\r
+            { "Jalview User Colours" }, "Jalview User Colours");\r
+    chooser.setFileView(new jalview.io.JalviewFileView());\r
+    chooser.setDialogTitle(MessageManager.getString("label.load_colour_scheme"));\r
+    chooser.setToolTipText(MessageManager.getString("action.load"));\r
+\r
+    int value = chooser.showOpenDialog(this);\r
+\r
+    if (value == JalviewFileChooser.APPROVE_OPTION)\r
+    {\r
+      File choice = chooser.getSelectedFile();\r
+      jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice.getParent());\r
+      String defaultColours = jalview.bin.Cache.getDefault(\r
+              "USER_DEFINED_COLOURS", choice.getPath());\r
+      if (defaultColours.indexOf(choice.getPath()) == -1)\r
+      {\r
+        defaultColours = defaultColours.concat("|")\r
+                .concat(choice.getPath());\r
+      }\r
+\r
+      jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS", defaultColours);\r
+\r
+      UserColourScheme ucs = loadColours(choice.getAbsolutePath());\r
+      Color[] colors = ucs.getColours();\r
+      schemeName.setText(ucs.getName());\r
+\r
+      if (ucs.getLowerCaseColours() != null)\r
+      {\r
+        caseSensitive.setSelected(true);\r
+        lcaseColour.setEnabled(true);\r
+        resetButtonPanel(true);\r
+        for (int i = 0; i < lowerCaseButtons.size(); i++)\r
+        {\r
+          JButton button = (JButton) lowerCaseButtons.elementAt(i);\r
+          button.setBackground(ucs.getLowerCaseColours()[i]);\r
+        }\r
+\r
+      }\r
+      else\r
+      {\r
+        caseSensitive.setSelected(false);\r
+        lcaseColour.setEnabled(false);\r
+        resetButtonPanel(false);\r
+      }\r
+\r
+      for (int i = 0; i < upperCaseButtons.size(); i++)\r
+      {\r
+        JButton button = (JButton) upperCaseButtons.elementAt(i);\r
+        button.setBackground(colors[i]);\r
+      }\r
+\r
+    }\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @return DOCUMENT ME!\r
+   */\r
+  public static UserColourScheme loadDefaultColours()\r
+  {\r
+    UserColourScheme ret = null;\r
+\r
+    String colours = jalview.bin.Cache.getProperty("USER_DEFINED_COLOURS");\r
+    if (colours != null)\r
+    {\r
+      if (colours.indexOf("|") > -1)\r
+      {\r
+        colours = colours.substring(0, colours.indexOf("|"));\r
+      }\r
+\r
+      ret = loadColours(colours);\r
+    }\r
+\r
+    if (ret == null)\r
+    {\r
+      Color[] newColours = new Color[24];\r
+      for (int i = 0; i < 24; i++)\r
+      {\r
+        newColours[i] = Color.white;\r
+      }\r
+      ret = new UserColourScheme(newColours);\r
+    }\r
+\r
+    return ret;\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param file\r
+   *          DOCUMENT ME!\r
+   * \r
+   * @return DOCUMENT ME!\r
+   */\r
+  static UserColourScheme loadColours(String file)\r
+  {\r
+    UserColourScheme ucs = null;\r
+    Color[] newColours = null;\r
+    try\r
+    {\r
+      InputStreamReader in = new InputStreamReader(\r
+              new FileInputStream(file), "UTF-8");\r
+\r
+      jalview.schemabinding.version2.JalviewUserColours jucs = new jalview.schemabinding.version2.JalviewUserColours();\r
+\r
+      org.exolab.castor.xml.Unmarshaller unmar = new org.exolab.castor.xml.Unmarshaller(\r
+              jucs);\r
+      jucs = (jalview.schemabinding.version2.JalviewUserColours) unmar\r
+              .unmarshal(in);\r
+\r
+      newColours = new Color[24];\r
+\r
+      Color[] lowerCase = null;\r
+      boolean caseSensitive = false;\r
+\r
+      String name;\r
+      int index;\r
+      for (int i = 0; i < jucs.getColourCount(); i++)\r
+      {\r
+        name = jucs.getColour(i).getName();\r
+        if (ResidueProperties.aa3Hash.containsKey(name))\r
+        {\r
+          index = ((Integer) ResidueProperties.aa3Hash.get(name))\r
+                  .intValue();\r
+        }\r
+        else\r
+        {\r
+          index = ResidueProperties.aaIndex[name.charAt(0)];\r
+        }\r
+        if (index == -1)\r
+        {\r
+          continue;\r
+        }\r
+\r
+        if (name.toLowerCase().equals(name))\r
+        {\r
+          if (lowerCase == null)\r
+          {\r
+            lowerCase = new Color[23];\r
+          }\r
+          caseSensitive = true;\r
+          lowerCase[index] = new Color(Integer.parseInt(jucs.getColour(i)\r
+                  .getRGB(), 16));\r
+        }\r
+        else\r
+        {\r
+          newColours[index] = new Color(Integer.parseInt(jucs.getColour(i)\r
+                  .getRGB(), 16));\r
+        }\r
+      }\r
+\r
+      if (newColours != null)\r
+      {\r
+        ucs = new UserColourScheme(newColours);\r
+        ucs.setName(jucs.getSchemeName());\r
+        if (caseSensitive)\r
+        {\r
+          ucs.setLowerCaseColours(lowerCase);\r
+        }\r
+      }\r
+\r
+    } catch (Exception ex)\r
+    {\r
+      // Could be Archive Jalview format\r
+      try\r
+      {\r
+        InputStreamReader in = new InputStreamReader(new FileInputStream(\r
+                file), "UTF-8");\r
+\r
+        jalview.binding.JalviewUserColours jucs = new jalview.binding.JalviewUserColours();\r
+\r
+        jucs = (jalview.binding.JalviewUserColours) jucs.unmarshal(in);\r
+\r
+        newColours = new Color[jucs.getColourCount()];\r
+\r
+        for (int i = 0; i < 24; i++)\r
+        {\r
+          newColours[i] = new Color(Integer.parseInt(jucs.getColour(i)\r
+                  .getRGB(), 16));\r
+        }\r
+        if (newColours != null)\r
+        {\r
+          ucs = new UserColourScheme(newColours);\r
+          ucs.setName(jucs.getSchemeName());\r
+        }\r
+      } catch (Exception ex2)\r
+      {\r
+        ex2.printStackTrace();\r
+      }\r
+\r
+      if (newColours == null)\r
+      {\r
+        System.out.println("Error loading User ColourFile\n" + ex);\r
+      }\r
+    }\r
+\r
+    return ucs;\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param e\r
+   *          DOCUMENT ME!\r
+   */\r
+  protected void savebutton_actionPerformed(ActionEvent e)\r
+  {\r
+    if (schemeName.getText().trim().length() < 1)\r
+    {\r
+      JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
+              MessageManager.getString("label.user_colour_scheme_must_have_name"),\r
+              MessageManager.getString("label.no_name_colour_scheme"), JOptionPane.WARNING_MESSAGE);\r
+      return;\r
+    }\r
+\r
+    if (userColourSchemes != null\r
+            && userColourSchemes.containsKey(schemeName.getText()))\r
+    {\r
+      int reply = JOptionPane.showInternalConfirmDialog(\r
+              Desktop.desktop,\r
+              MessageManager.formatMessage("label.colour_scheme_exists_overwrite", new String[]{schemeName.getText(),schemeName.getText()}),\r
+              MessageManager.getString("label.duplicate_scheme_name"), JOptionPane.YES_NO_OPTION);\r
+      if (reply != JOptionPane.YES_OPTION)\r
+      {\r
+        return;\r
+      }\r
+\r
+      userColourSchemes.remove(schemeName.getText());\r
+    }\r
+    JalviewFileChooser chooser = new JalviewFileChooser(\r
+            jalview.bin.Cache.getProperty("LAST_DIRECTORY"), new String[]\r
+            { "jc" }, new String[]\r
+            { "Jalview User Colours" }, "Jalview User Colours");\r
+\r
+    chooser.setFileView(new jalview.io.JalviewFileView());\r
+    chooser.setDialogTitle("Save colour scheme");\r
+    chooser.setToolTipText(MessageManager.getString("action.save"));\r
+\r
+    int value = chooser.showSaveDialog(this);\r
+\r
+    if (value == JalviewFileChooser.APPROVE_OPTION)\r
+    {\r
+      String choice = chooser.getSelectedFile().getPath();\r
+      String defaultColours = jalview.bin.Cache.getDefault(\r
+              "USER_DEFINED_COLOURS", choice);\r
+      if (defaultColours.indexOf(choice) == -1)\r
+      {\r
+        if (defaultColours.length() > 0)\r
+        {\r
+          defaultColours = defaultColours.concat("|");\r
+        }\r
+        defaultColours = defaultColours.concat(choice);\r
+      }\r
+\r
+      userColourSchemes.put(schemeName.getText(), getSchemeFromButtons());\r
+\r
+      ap.alignFrame.updateUserColourMenu();\r
+\r
+      jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS", defaultColours);\r
+\r
+      jalview.schemabinding.version2.JalviewUserColours ucs = new jalview.schemabinding.version2.JalviewUserColours();\r
+\r
+      ucs.setSchemeName(schemeName.getText());\r
+      try\r
+      {\r
+        PrintWriter out = new PrintWriter(new OutputStreamWriter(\r
+                new FileOutputStream(choice), "UTF-8"));\r
+\r
+        for (int i = 0; i < buttonPanel.getComponentCount(); i++)\r
+        {\r
+          JButton button = (JButton) buttonPanel.getComponent(i);\r
+          jalview.schemabinding.version2.Colour col = new jalview.schemabinding.version2.Colour();\r
+          col.setName(button.getText());\r
+          col.setRGB(jalview.util.Format.getHexString(button\r
+                  .getBackground()));\r
+          ucs.addColour(col);\r
+        }\r
+\r
+        ucs.marshal(out);\r
+        out.close();\r
+      } catch (Exception ex)\r
+      {\r
+        ex.printStackTrace();\r
+      }\r
+    }\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   * \r
+   * @param e\r
+   *          DOCUMENT ME!\r
+   */\r
+  protected void cancelButton_actionPerformed(ActionEvent e)\r
+  {\r
+    if (ap != null)\r
+    {\r
+      if (seqGroup != null)\r
+      {\r
+        seqGroup.cs = oldColourScheme;\r
+      }\r
+      else if (ap != null)\r
+      {\r
+        ap.av.setGlobalColourScheme(oldColourScheme);\r
+      }\r
+      ap.paintAlignment(true);\r
+    }\r
+\r
+    if (jmol != null)\r
+    {\r
+      jmol.setJalviewColourScheme(oldColourScheme);\r
+    }\r
+\r
+    try\r
+    {\r
+      frame.setClosed(true);\r
+    } catch (Exception ex)\r
+    {\r
+    }\r
+  }\r
+\r
+  static Hashtable userColourSchemes;\r
+\r
+  public static Hashtable getUserColourSchemes()\r
+  {\r
+    return userColourSchemes;\r
+  }\r
+\r
+  public static void initUserColourSchemes(String files)\r
+  {\r
+    userColourSchemes = new Hashtable();\r
+\r
+    if (files == null || files.length() == 0)\r
+    {\r
+      return;\r
+    }\r
+\r
+    // In case colours can't be loaded, we'll remove them\r
+    // from the default list here.\r
+    StringBuffer coloursFound = new StringBuffer();\r
+    StringTokenizer st = new StringTokenizer(files, "|");\r
+    while (st.hasMoreElements())\r
+    {\r
+      String file = st.nextToken();\r
+      try\r
+      {\r
+        UserColourScheme ucs = loadColours(file);\r
+        if (ucs != null)\r
+        {\r
+          if (coloursFound.length() > 0)\r
+          {\r
+            coloursFound.append("|");\r
+          }\r
+          coloursFound.append(file);\r
+          userColourSchemes.put(ucs.getName(), ucs);\r
+        }\r
+      } catch (Exception ex)\r
+      {\r
+        System.out.println("Error loading User ColourFile\n" + ex);\r
+      }\r
+    }\r
+    if (!files.equals(coloursFound.toString()))\r
+    {\r
+      if (coloursFound.toString().length() > 1)\r
+      {\r
+        jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS",\r
+                coloursFound.toString());\r
+      }\r
+      else\r
+      {\r
+        jalview.bin.Cache.applicationProperties\r
+                .remove("USER_DEFINED_COLOURS");\r
+      }\r
+    }\r
+  }\r
+\r
+  public static void removeColourFromDefaults(String target)\r
+  {\r
+    // The only way to find colours by name is to load them in\r
+    // In case colours can't be loaded, we'll remove them\r
+    // from the default list here.\r
+\r
+    userColourSchemes = new Hashtable();\r
+\r
+    StringBuffer coloursFound = new StringBuffer();\r
+    StringTokenizer st = new StringTokenizer(\r
+            jalview.bin.Cache.getProperty("USER_DEFINED_COLOURS"), "|");\r
+\r
+    while (st.hasMoreElements())\r
+    {\r
+      String file = st.nextToken();\r
+      try\r
+      {\r
+        UserColourScheme ucs = loadColours(file);\r
+        if (ucs != null && !ucs.getName().equals(target))\r
+        {\r
+          if (coloursFound.length() > 0)\r
+          {\r
+            coloursFound.append("|");\r
+          }\r
+          coloursFound.append(file);\r
+          userColourSchemes.put(ucs.getName(), ucs);\r
+        }\r
+      } catch (Exception ex)\r
+      {\r
+        System.out.println("Error loading User ColourFile\n" + ex);\r
+      }\r
+    }\r
+\r
+    if (coloursFound.toString().length() > 1)\r
+    {\r
+      jalview.bin.Cache.setProperty("USER_DEFINED_COLOURS",\r
+              coloursFound.toString());\r
+    }\r
+    else\r
+    {\r
+      jalview.bin.Cache.applicationProperties\r
+              .remove("USER_DEFINED_COLOURS");\r
+    }\r
+\r
+  }\r
+\r
+  public void caseSensitive_actionPerformed(ActionEvent e)\r
+  {\r
+    resetButtonPanel(caseSensitive.isSelected());\r
+    lcaseColour.setEnabled(caseSensitive.isSelected());\r
+  }\r
+\r
+  public void lcaseColour_actionPerformed(ActionEvent e)\r
+  {\r
+    if (selectedButtons == null)\r
+    {\r
+      selectedButtons = new Vector();\r
+    }\r
+    else\r
+    {\r
+      selectedButtons.clear();\r
+    }\r
+    selectedButtons.add(lcaseColour);\r
+  }\r
+\r
+}\r