Submissions for secondary structure prediction are now filtered to remove empty seque...
[jalview.git] / src / jalview / gui / AlignFrame.java
index f165bd3..81e5564 100755 (executable)
-/********************\r
- * 2004 Jalview Reengineered\r
- * Barton Group\r
- * Dundee University\r
+/*\r
+ * Jalview - A Sequence Alignment Editor and Viewer\r
+ * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
  *\r
- * AM Waterhouse\r
- *******************/\r
-\r
-\r
-\r
-\r
+ * This program 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 2\r
+ * of the License, or (at your option) any later version.\r
+ *\r
+ * This program is distributed in the hope that it will be useful,\r
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
+ * GNU General Public License for more details.\r
+ *\r
+ * You should have received a copy of the GNU General Public License\r
+ * along with this program; if not, write to the Free Softwarechang\r
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA\r
+ */\r
 package jalview.gui;\r
 \r
-import jalview.jbgui.GAlignFrame;\r
-import jalview.schemes.*;\r
-import jalview.datamodel.*;\r
-import jalview.analysis.*;\r
-import jalview.io.*;\r
-import jalview.ws.*;\r
+import java.beans.*;\r
+import java.io.*;\r
+import java.util.*;\r
+\r
 import java.awt.*;\r
+import java.awt.datatransfer.*;\r
 import java.awt.event.*;\r
 import java.awt.print.*;\r
 import javax.swing.*;\r
-import javax.swing.event.*;\r
-import java.util.*;\r
-import java.awt.datatransfer.*;\r
 \r
+import jalview.analysis.*;\r
+import jalview.datamodel.*;\r
+import jalview.io.*;\r
+import jalview.jbgui.*;\r
+import jalview.schemes.*;\r
+import jalview.ws.*;\r
+import javax.swing.event.AncestorEvent;\r
 \r
-public class AlignFrame extends GAlignFrame\r
+/**\r
+ * DOCUMENT ME!\r
+ *\r
+ * @author $author$\r
+ * @version $Revision$\r
+ */\r
+public class AlignFrame\r
+    extends GAlignFrame implements ClipboardOwner\r
 {\r
-  final AlignmentPanel alignPanel;\r
-  final AlignViewport viewport;\r
+  /** DOCUMENT ME!! */\r
   public static final int NEW_WINDOW_WIDTH = 700;\r
+\r
+  /** DOCUMENT ME!! */\r
   public static final int NEW_WINDOW_HEIGHT = 500;\r
+  AlignmentPanel alignPanel;\r
+  AlignViewport viewport;\r
+\r
+  Vector viewports = new Vector();\r
+  Vector alignPanels = new Vector();\r
 \r
+  /** DOCUMENT ME!! */\r
+  public String currentFileFormat = null;\r
+  Stack historyList = new Stack();\r
+  Stack redoList = new Stack();\r
+  private int treeCount = 0;\r
+\r
+\r
+  /**\r
+   * Creates a new AlignFrame object.\r
+   *\r
+   * @param al DOCUMENT ME!\r
+   */\r
   public AlignFrame(AlignmentI al)\r
   {\r
-    try{\r
-      String ip = java.net.InetAddress.getLocalHost().getHostAddress();\r
-      if( !ip.startsWith("10."))\r
-        alignMenu.setVisible(false);\r
+    viewport = new AlignViewport(al);\r
+    viewports.add(viewport);\r
+\r
+\r
+    if(viewport.vconsensus==null)\r
+    {\r
+      //Out of memory calculating consensus.\r
+      BLOSUM62Colour.setEnabled(false);\r
+      PIDColour.setEnabled(false);\r
+      conservationMenuItem.setEnabled(false);\r
+      modifyConservation.setEnabled(false);\r
+      abovePIDThreshold.setEnabled(false);\r
+      modifyPID.setEnabled(false);\r
     }\r
-    catch(java.net.UnknownHostException e){}\r
-    viewport = new AlignViewport(al,true,true,false);\r
 \r
-    String fontName = jalview.bin.Cache.getProperty("FONT_NAME");\r
-    String fontStyle= jalview.bin.Cache.getProperty("FONT_STYLE");\r
-    String fontSize = jalview.bin.Cache.getProperty("FONT_SIZE");\r
-    if(fontName!=null && fontStyle!=null && fontSize!=null)\r
-      viewport.setFont( new Font(fontName,Integer.parseInt(fontStyle),Integer.parseInt(fontSize)) );\r
+    alignPanel = new AlignmentPanel(this, viewport);\r
+    alignPanels.add(alignPanel);\r
 \r
-    // add conservation graph to alignment\r
-    viewport.updateConservation();\r
-    viewport.updateConsensus();\r
+    String sortby = jalview.bin.Cache.getDefault("SORT_ALIGNMENT", "No sort");\r
 \r
+    if(sortby.equals("Id"))\r
+      sortIDMenuItem_actionPerformed(null);\r
+    else if(sortby.equals("Pairwise Identity"))\r
+      sortPairwiseMenuItem_actionPerformed(null);\r
 \r
-    alignPanel = new AlignmentPanel(this, viewport);\r
+   // remove(tabbedPane);\r
+    getContentPane().add(alignPanel, BorderLayout.CENTER);\r
 \r
-    alignPanel.annotationPanel.adjustPanelHeight();\r
-    alignPanel.annotationSpaceFillerHolder.setPreferredSize(alignPanel.annotationPanel.getPreferredSize());\r
-    alignPanel.annotationScroller.setPreferredSize(alignPanel.annotationPanel.getPreferredSize());\r
 \r
-    getContentPane().add(alignPanel, java.awt.BorderLayout.CENTER);\r
 \r
+  //  tabbedPane.add(al.isNucleotide() ? "DNA":"Protein", alignPanel);\r
 \r
-    addInternalFrameListener(new InternalFrameAdapter()\r
-   {\r
-     public void internalFrameActivated(InternalFrameEvent evt)\r
-     {\r
-          javax.swing.SwingUtilities.invokeLater(new Runnable()\r
-          {\r
-            public void run()\r
-            {      alignPanel.requestFocus();    }\r
-          });\r
+    ///Dataset tab\r
+    /////////////////////////\r
+    if(al.getDataset()==null)\r
+    {\r
+      al.setDataset(null);\r
+    }\r
+   // AlignViewport ds = new AlignViewport(al.getDataset(), true);\r
+   // AlignmentPanel dap = new AlignmentPanel(this, ds);\r
+  //  tabbedPane.add("Dataset", dap);\r
+  //  viewports.add(ds);\r
+  //  alignPanels.add(dap);\r
+    /////////////////////////\r
 \r
+\r
+    viewport.addPropertyChangeListener(new PropertyChangeListener()\r
+    {\r
+     public void propertyChange(PropertyChangeEvent evt)\r
+     {\r
+       if (evt.getPropertyName().equals("alignment"))\r
+       {\r
+         alignmentChanged();\r
+       }\r
      }\r
    });\r
 \r
+\r
+  if (Desktop.desktop != null)\r
+  {\r
+    addServiceListeners();\r
+    setGUINucleotide(al.isNucleotide());\r
+  }\r
   }\r
 \r
-  protected void saveAs_actionPerformed(ActionEvent e)\r
+  /* Set up intrinsic listeners for dynamically generated GUI bits. */\r
+  private void addServiceListeners()\r
   {\r
-    String suffix [] = null;\r
-    if(e.getActionCommand().equals("FASTA"))\r
-      suffix = new String[]{"fa", "fasta"};\r
-    else if(e.getActionCommand().equals("MSF"))\r
-      suffix = new String[]{"msf"};\r
-    else if(e.getActionCommand().equals("CLUSTAL"))\r
-      suffix = new String[]{"aln"};\r
-    else if(e.getActionCommand().equals("BLC"))\r
-      suffix = new String[]{"blc"};\r
-    else if(e.getActionCommand().equals("PIR"))\r
-      suffix = new String[]{"pir"};\r
-    else if(e.getActionCommand().equals("PFAM"))\r
-      suffix = new String[]{"pfam"};\r
+    final java.beans.PropertyChangeListener thisListener;\r
+    // Do this once to get current state\r
+    BuildWebServiceMenu();\r
+    Desktop.discoverer.addPropertyChangeListener(\r
+        thisListener = new java.beans.PropertyChangeListener()\r
+    {\r
+      public void propertyChange(PropertyChangeEvent evt)\r
+      {\r
+        // System.out.println("Discoverer property change.");\r
+        if (evt.getPropertyName().equals("services"))\r
+        {\r
+          // System.out.println("Rebuilding web service menu");\r
+          BuildWebServiceMenu();\r
+        }\r
+      }\r
+    });\r
+    addInternalFrameListener(new javax.swing.event.\r
+                             InternalFrameAdapter()\r
+    {\r
+      public void internalFrameClosed(\r
+          javax.swing.event.InternalFrameEvent evt)\r
+      {\r
+        // System.out.println("deregistering discoverer listener");\r
+        Desktop.discoverer.removePropertyChangeListener(thisListener);\r
+        closeMenuItem_actionPerformed(null);\r
+      }\r
+      ;\r
+    });\r
+\r
+  }\r
 \r
+  public void setGUINucleotide(boolean nucleotide)\r
+  {\r
+    showTranslation.setVisible( nucleotide );\r
+    sequenceFeatures.setVisible(!nucleotide );\r
+    featureSettings.setVisible( !nucleotide );\r
+    conservationMenuItem.setVisible( !nucleotide );\r
+    modifyConservation.setVisible(   !nucleotide );\r
+\r
+    //Deal with separators\r
+    //Remember AlignFrame always starts as protein\r
+    if(nucleotide)\r
+    {\r
+      viewMenu.remove(viewMenu.getItemCount()-2);\r
+    }\r
+    else\r
+    {\r
+      calculateMenu.remove(calculateMenu.getItemCount()-2);\r
+    }\r
+  }\r
 \r
-    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty("LAST_DIRECTORY")\r
-        , suffix, e.getActionCommand()+" file");\r
+\r
+  /*\r
+   Added so Castor Mapping file can obtain Jalview Version\r
+  */\r
+  public String getVersion()\r
+  {\r
+    return  jalview.bin.Cache.getProperty("VERSION");\r
+  }\r
+\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param String DOCUMENT ME!\r
+   */\r
+\r
+  public void parseGroupsFile(String file)\r
+  {\r
+    try\r
+    {\r
+      BufferedReader in = new BufferedReader(new FileReader(file));\r
+      SequenceI seq = null;\r
+      String line, type, desc, token;\r
+\r
+      int index, start, end;\r
+      StringTokenizer st;\r
+      SequenceFeature sf;\r
+      FeatureRenderer fr = alignPanel.seqPanel.seqCanvas.getFeatureRenderer();\r
+      int lineNo = 0;\r
+      while ( (line = in.readLine()) != null)\r
+      {\r
+        lineNo++;\r
+        st = new StringTokenizer(line, "\t");\r
+        if (st.countTokens() == 2)\r
+        {\r
+          type = st.nextToken();\r
+          UserColourScheme ucs = new UserColourScheme(st.nextToken());\r
+          fr.setColour(type, ucs.findColour("A"));\r
+          continue;\r
+        }\r
+\r
+        while (st.hasMoreElements())\r
+        {\r
+          desc = st.nextToken();\r
+          token = st.nextToken();\r
+          if (!token.equals("ID_NOT_SPECIFIED"))\r
+          {\r
+            index = viewport.alignment.findIndex(viewport.alignment.findName(\r
+                token));\r
+            st.nextToken();\r
+          }\r
+          else\r
+          {\r
+            index = Integer.parseInt(st.nextToken());\r
+          }\r
+\r
+          start = Integer.parseInt(st.nextToken());\r
+          end = Integer.parseInt(st.nextToken());\r
+\r
+          seq = viewport.alignment.getSequenceAt(index);\r
+          start = seq.findIndex(start) - 1;\r
+          end = seq.findIndex(end) - 1;\r
+\r
+          type = st.nextToken();\r
+\r
+          if (fr.getColour(type) == null)\r
+          {\r
+            // Probably the old style groups file\r
+            UserColourScheme ucs = new UserColourScheme(type);\r
+            fr.setColour(type, ucs.findColour("A"));\r
+          }\r
+\r
+\r
+          sf = new SequenceFeature(type, desc, "", start, end);\r
+\r
+          seq.addSequenceFeature(sf);\r
+\r
+\r
+         // sg = new SequenceGroup(text, ucs, true, true, false, start, end);\r
+         // sg.addSequence(seq, false);\r
+\r
+         // viewport.alignment.addGroup(sg);\r
+\r
+        }\r
+      }\r
+\r
+      viewport.showSequenceFeatures = true;\r
+\r
+      alignPanel.repaint();\r
+\r
+    }\r
+    catch (Exception ex)\r
+    {\r
+      System.out.println("Error parsing groups file: " + ex);\r
+    }\r
+  }\r
+\r
+  public void fetchSequence_actionPerformed(ActionEvent e)\r
+  {\r
+    new SequenceFetcher(this);\r
+  }\r
+\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  public void saveAlignmentMenu_actionPerformed(ActionEvent e)\r
+  {\r
+    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.\r
+        getProperty(\r
+            "LAST_DIRECTORY"),\r
+        new String[]\r
+        {\r
+        "fa, fasta, fastq", "aln", "pfam", "msf", "pir", "blc",\r
+        "jar"\r
+    },\r
+        new String[]\r
+        {\r
+        "Fasta", "Clustal", "PFAM", "MSF", "PIR", "BLC", "Jalview"\r
+    }, currentFileFormat);\r
+\r
+    chooser.setAcceptAllFileFilterUsed(false);\r
     chooser.setFileView(new JalviewFileView());\r
-    chooser.setDialogTitle("Save Alignment to file - "+e.getActionCommand() +" format.");\r
+    chooser.setDialogTitle("Save Alignment to file");\r
     chooser.setToolTipText("Save");\r
+\r
     int value = chooser.showSaveDialog(this);\r
-    if(value == JalviewFileChooser.APPROVE_OPTION)\r
+\r
+    if (value == JalviewFileChooser.APPROVE_OPTION)\r
     {\r
-      String choice =  chooser.getSelectedFile().getPath();\r
+        currentFileFormat = chooser.getSelectedFormat();\r
+\r
+        if (currentFileFormat == null)\r
+        {\r
+          JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
+                                                "You must select a file format before saving!",\r
+                                                "File format not specified",\r
+                                                JOptionPane.WARNING_MESSAGE);\r
+          value = chooser.showSaveDialog(this);\r
+          return;\r
+        }\r
+\r
+      jalview.bin.Cache.setProperty("DEFAULT_FILE_FORMAT",\r
+                                    currentFileFormat);\r
+\r
+      String choice = chooser.getSelectedFile().getPath();\r
       jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice);\r
-      String output = FormatAdapter.get(e.getActionCommand(), viewport.getAlignment().getSequences());\r
-      try{\r
-        java.io.PrintWriter out = new java.io.PrintWriter( new java.io.FileWriter( choice )  );\r
-        out.println(output);\r
-        out.close();\r
+\r
+      saveAlignment(choice, currentFileFormat);\r
+    }\r
+  }\r
+\r
+  public boolean saveAlignment(String file, String format)\r
+  {\r
+    if (format.equalsIgnoreCase("Jalview"))\r
+    {\r
+      String shortName = title;\r
+\r
+      if (shortName.indexOf(java.io.File.separatorChar) > -1)\r
+      {\r
+        shortName = shortName.substring(shortName.lastIndexOf(\r
+            java.io.File.separatorChar) + 1);\r
       }\r
-      catch(Exception ex){}\r
+\r
+      Jalview2XML.SaveAlignment(this, file, shortName);\r
+\r
+      // USE Jalview2XML to save this file\r
+      return true;\r
     }\r
+    else\r
+    {\r
+      String output = new FormatAdapter().formatSequences(format,\r
+          viewport.getAlignment().\r
+          getSequences());\r
+      if (output == null)\r
+      {\r
+        return false;\r
+      }\r
 \r
+      try\r
+      {\r
+        java.io.PrintWriter out = new java.io.PrintWriter(\r
+            new java.io.FileWriter(file));\r
+\r
+        out.print(output);\r
+        out.close();\r
+        return true;\r
+      }\r
+      catch (Exception ex)\r
+      {\r
+        ex.printStackTrace();\r
+      }\r
+    }\r
+    return false;\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void outputText_actionPerformed(ActionEvent e)\r
   {\r
-     CutAndPasteTransfer cap = new CutAndPasteTransfer(false);\r
-     JInternalFrame frame = new JInternalFrame();\r
-     cap.formatForOutput();\r
-     frame.setContentPane(cap);\r
-     Desktop.addInternalFrame(frame, "Alignment output - "+e.getActionCommand(), 600, 500);\r
-     cap.setText( FormatAdapter.get(e.getActionCommand(), viewport.getAlignment().getSequences()));\r
+    CutAndPasteTransfer cap = new CutAndPasteTransfer();\r
+    Desktop.addInternalFrame(cap,\r
+                             "Alignment output - " + e.getActionCommand(), 600,\r
+                             500);\r
+    cap.setText(new FormatAdapter().formatSequences(e.getActionCommand(),\r
+                                              viewport.getAlignment().\r
+                                              getSequences()));\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void htmlMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    HTMLOutput htmlOutput = new HTMLOutput(viewport);\r
-    htmlOutput = null;\r
+    new HTMLOutput(viewport,\r
+                   alignPanel.seqPanel.seqCanvas.getSequenceRenderer(),\r
+        alignPanel.seqPanel.seqCanvas.getFeatureRenderer());\r
   }\r
 \r
-  protected void createPNG_actionPerformed(ActionEvent e)\r
+  public void createImageMap(File file, String image)\r
   {\r
-    alignPanel.makePNG();\r
+    alignPanel.makePNGImageMap(file, image);\r
   }\r
 \r
-  protected void epsFile_actionPerformed(ActionEvent e)\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  public void createPNG(File f)\r
   {\r
-    alignPanel.makeEPS();\r
+    alignPanel.makePNG(f);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  public void createEPS(File f)\r
+  {\r
+    alignPanel.makeEPS(f);\r
+  }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void printMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     //Putting in a thread avoids Swing painting problems\r
@@ -150,62 +452,48 @@ public class AlignFrame extends GAlignFrame
     thread.start();\r
   }\r
 \r
-  class PrintThread extends Thread\r
-  {\r
-    public void run()\r
-    {\r
-      PrinterJob printJob = PrinterJob.getPrinterJob();\r
-      PageFormat pf = printJob.pageDialog(printJob.defaultPage());\r
-      printJob.setPrintable(alignPanel, pf);\r
-      if (printJob.printDialog())\r
-      {\r
-        try\r
-        {\r
-          printJob.print();\r
-        }\r
-        catch (Exception PrintException)\r
-        {\r
-          PrintException.printStackTrace();\r
-        }\r
-      }\r
-    }\r
-\r
-  }\r
-\r
-\r
-\r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void closeMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    try{\r
+    try\r
+    {\r
+      PaintRefresher.components.remove(viewport.alignment);\r
       this.setClosed(true);\r
-    }catch(Exception ex){}\r
+    }\r
+    catch (Exception ex)\r
+    {\r
+    }\r
   }\r
 \r
-  Stack historyList = new Stack();\r
-  Stack redoList = new Stack();\r
-  JMenuBar jMenuBar1 = new JMenuBar();\r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   */\r
   void updateEditMenuBar()\r
   {\r
-    if(historyList.size()>0)\r
-     {\r
-       undoMenuItem.setEnabled(true);\r
-       Object [] history = (Object[])historyList.get(0);\r
-       undoMenuItem.setText("Undo "+history[0]);\r
-     }\r
+    if (historyList.size() > 0)\r
+    {\r
+      undoMenuItem.setEnabled(true);\r
+\r
+      HistoryItem hi = (HistoryItem) historyList.peek();\r
+      undoMenuItem.setText("Undo " + hi.getDescription());\r
+    }\r
     else\r
     {\r
       undoMenuItem.setEnabled(false);\r
       undoMenuItem.setText("Undo");\r
     }\r
 \r
-    if(redoList.size()>0)\r
-     {\r
-       redoMenuItem.setEnabled(true);\r
-       Object [] history = (Object[])redoList.get(0);\r
-       redoMenuItem.setText("Redo "+history[0]);\r
-     }\r
+    if (redoList.size() > 0)\r
+    {\r
+      redoMenuItem.setEnabled(true);\r
+\r
+      HistoryItem hi = (HistoryItem) redoList.peek();\r
+      redoMenuItem.setText("Redo " + hi.getDescription());\r
+    }\r
     else\r
     {\r
       redoMenuItem.setEnabled(false);\r
@@ -213,60 +501,121 @@ public class AlignFrame extends GAlignFrame
     }\r
   }\r
 \r
-  public void addHistoryItem(String type)\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param hi DOCUMENT ME!\r
+   */\r
+  public void addHistoryItem(HistoryItem hi)\r
   {\r
-    // must make sure we add new sequence objects her, not refs to the existing sequences\r
-    redoList.clear();\r
-    SequenceI[] seq = new SequenceI[viewport.getAlignment().getHeight()];\r
-    for(int i=0; i<viewport.getAlignment().getHeight(); i++)\r
-    {\r
-      seq[i] = new Sequence( viewport.getAlignment().getSequenceAt(i).getName(),\r
-                             viewport.getAlignment().getSequenceAt(i).getSequence());\r
-    }\r
-\r
-    historyList.add(0, new Object[]{type,  seq} );\r
+    historyList.push(hi);\r
     updateEditMenuBar();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void undoMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    Object [] history = (Object[])historyList.remove(0);\r
-    // add the redo state before continuing!!\r
-    SequenceI[] seq = new SequenceI[viewport.getAlignment().getHeight()];\r
-    for (int i = 0; i < viewport.getAlignment().getHeight(); i++)\r
+    HistoryItem hi = (HistoryItem) historyList.pop();\r
+    redoList.push(new HistoryItem(hi.getDescription(), viewport.alignment,\r
+                                  HistoryItem.HIDE));\r
+    restoreHistoryItem(hi);\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  protected void redoMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    HistoryItem hi = (HistoryItem) redoList.pop();\r
+    restoreHistoryItem(hi);\r
+    updateEditMenuBar();\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
+  }\r
+\r
+  // used by undo and redo\r
+  void restoreHistoryItem(HistoryItem hi)\r
+  {\r
+    if (hi.getType() == HistoryItem.SORT)\r
     {\r
-      seq[i] = new Sequence(viewport.getAlignment().getSequenceAt(i).getName(),\r
-                            viewport.getAlignment().getSequenceAt(i).\r
-                            getSequence());\r
+      for (int i = 0; i < hi.getSequences().size(); i++)\r
+      {\r
+        viewport.alignment.getSequences().setElementAt(hi.getSequences()\r
+            .elementAt(i),\r
+            i);\r
+      }\r
     }\r
-    /////////\r
+    else\r
+    {\r
+      for (int i = 0; i < hi.getSequences().size(); i++)\r
+      {\r
+        SequenceI restore = (SequenceI) hi.getSequences().elementAt(i);\r
 \r
-    redoList.add(0, new Object[] {history[0], seq});\r
+        if (restore.getLength() == 0)\r
+        {\r
+          restore.setSequence(hi.getHidden().elementAt(i).toString());\r
+          viewport.alignment.getSequences().insertElementAt(restore,\r
+              hi.getAlignIndex(i));\r
+        }\r
+        else\r
+        {\r
+          restore.setSequence(hi.getHidden().elementAt(i).toString());\r
+        }\r
+      }\r
 \r
-      seq = (SequenceI[]) history[1];\r
-      viewport.setAlignment( new Alignment(seq) );\r
-      updateEditMenuBar();\r
-      viewport.updateConsensus();\r
-      alignPanel.repaint();\r
+      if (hi.getType() == HistoryItem.PASTE)\r
+      {\r
+        for (int i = viewport.alignment.getHeight() - 1;\r
+             i > (hi.getSequences().size() - 1); i--)\r
+        {\r
+          viewport.alignment.deleteSequence(i);\r
+        }\r
+      }\r
+    }\r
+\r
+    updateEditMenuBar();\r
+\r
+    viewport.firePropertyChange("alignment", null,\r
+                                viewport.getAlignment().getSequences());\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param up DOCUMENT ME!\r
+   */\r
   public void moveSelectedSequences(boolean up)\r
   {\r
     SequenceGroup sg = viewport.getSelectionGroup();\r
+\r
     if (sg == null)\r
+    {\r
       return;\r
+    }\r
 \r
     if (up)\r
     {\r
       for (int i = 1; i < viewport.alignment.getHeight(); i++)\r
       {\r
         SequenceI seq = viewport.alignment.getSequenceAt(i);\r
+\r
         if (!sg.sequences.contains(seq))\r
+        {\r
           continue;\r
+        }\r
 \r
         SequenceI temp = viewport.alignment.getSequenceAt(i - 1);\r
+\r
         if (sg.sequences.contains(temp))\r
+        {\r
           continue;\r
+        }\r
 \r
         viewport.alignment.getSequences().setElementAt(temp, i);\r
         viewport.alignment.getSequences().setElementAt(seq, i - 1);\r
@@ -277,641 +626,1137 @@ public class AlignFrame extends GAlignFrame
       for (int i = viewport.alignment.getHeight() - 2; i > -1; i--)\r
       {\r
         SequenceI seq = viewport.alignment.getSequenceAt(i);\r
+\r
         if (!sg.sequences.contains(seq))\r
+        {\r
           continue;\r
+        }\r
 \r
         SequenceI temp = viewport.alignment.getSequenceAt(i + 1);\r
+\r
         if (sg.sequences.contains(temp))\r
+        {\r
           continue;\r
+        }\r
 \r
         viewport.alignment.getSequences().setElementAt(temp, i);\r
         viewport.alignment.getSequences().setElementAt(seq, i + 1);\r
       }\r
     }\r
 \r
-    alignPanel.repaint();\r
-  }\r
+    alignPanel.repaint();\r
+  }\r
+\r
+  public void lostOwnership(Clipboard clipboard, Transferable contents)\r
+  {\r
+    Desktop.jalviewClipboard = null;\r
+  }\r
+\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  protected void copy_actionPerformed(ActionEvent e)\r
+  {\r
+    if (viewport.getSelectionGroup() == null)\r
+    {\r
+      return;\r
+    }\r
+\r
+    SequenceGroup sg = viewport.getSelectionGroup();\r
+\r
+    Clipboard c = Toolkit.getDefaultToolkit().getSystemClipboard();\r
+\r
+    Hashtable orderedSeqs = new Hashtable();\r
+    SequenceI[] seqs = new SequenceI[sg.getSize()];\r
+\r
+    for (int i = 0; i < sg.getSize(); i++)\r
+    {\r
+      SequenceI seq = sg.getSequenceAt(i);\r
+      int index = viewport.alignment.findIndex(seq);\r
+      orderedSeqs.put(index + "", seq);\r
+    }\r
+\r
+    int index = 0, startRes, endRes;\r
+    char ch;\r
+\r
+    for (int i = 0; i < sg.getSize(); i++)\r
+    {\r
+      SequenceI seq = null;\r
+\r
+      while (seq == null)\r
+      {\r
+        if (orderedSeqs.containsKey(index + ""))\r
+        {\r
+          seq = (SequenceI) orderedSeqs.get(index + "");\r
+          index++;\r
+\r
+          break;\r
+        }\r
+        else\r
+        {\r
+          index++;\r
+        }\r
+      }\r
 \r
+      //FIND START RES\r
+      //Returns residue following index if gap\r
+      startRes = seq.findPosition(sg.getStartRes());\r
 \r
+      //FIND END RES\r
+      //Need to find the residue preceeding index if gap\r
+      endRes = 0;\r
 \r
-  protected void copy_actionPerformed(ActionEvent e)\r
-  {\r
-   if(viewport.getSelectionGroup()==null)\r
-     return;\r
+      for (int j = 0; j < sg.getEndRes() + 1 && j < seq.getLength(); j++)\r
+      {\r
+        ch = seq.getCharAt(j);\r
+        if (!jalview.util.Comparison.isGap( (ch)))\r
+        {\r
+          endRes++;\r
+        }\r
+      }\r
 \r
-   SequenceGroup sg = viewport.getSelectionGroup();\r
+      if (endRes > 0)\r
+      {\r
+        endRes += seq.getStart() - 1;\r
+      }\r
 \r
-     Clipboard c = Toolkit.getDefaultToolkit().getSystemClipboard();\r
-     StringBuffer buffer= new StringBuffer();\r
+      seqs[i] = new Sequence(seq.getName(),\r
+                             seq.getSequence(sg.getStartRes(), sg.getEndRes() + 1),\r
+                             startRes,\r
+                             endRes);\r
+      seqs[i].setDescription(seq.getDescription());\r
+      seqs[i].setDBRef(seq.getDBRef());\r
+      seqs[i].setSequenceFeatures(seq.getSequenceFeatures());\r
+      seqs[i].setDatasetSequence(seq.getDatasetSequence());\r
 \r
-       for(int i=0; i<sg.getSize(); i++)\r
-       {\r
-         SequenceI seq = sg.getSequenceAt(i);\r
-         buffer.append( seq.getName()+"\t"+seq.findPosition( sg.getStartRes() ) +"\t"\r
-                        +seq.findPosition( sg.getEndRes() )+ "\t"\r
-                        +sg.getSequenceAt(i).getSequence(sg.getStartRes(), sg.getEndRes()+1)+"\n");\r
-       }\r
-     c.setContents( new StringSelection( buffer.toString()) , null ) ;\r
+    }\r
 \r
+    FastaFile ff = new FastaFile();\r
+    ff.addJVSuffix( viewport.showJVSuffix );\r
+    c.setContents(new StringSelection( ff.print(seqs)), this);\r
+    Desktop.jalviewClipboard = new Object[]{seqs,  viewport.alignment.getDataset()};\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void pasteNew_actionPerformed(ActionEvent e)\r
   {\r
     paste(true);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void pasteThis_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("Paste");\r
+    addHistoryItem(new HistoryItem("Paste Sequences", viewport.alignment,\r
+                                   HistoryItem.PASTE));\r
     paste(false);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param newAlignment DOCUMENT ME!\r
+   */\r
   void paste(boolean newAlignment)\r
   {\r
-    try{\r
+    try\r
+    {\r
       Clipboard c = Toolkit.getDefaultToolkit().getSystemClipboard();\r
       Transferable contents = c.getContents(this);\r
+\r
       if (contents == null)\r
+      {\r
         return;\r
+      }\r
 \r
       String str = (String) contents.getTransferData(DataFlavor.stringFlavor);\r
-      StringTokenizer st = new StringTokenizer(str);\r
-      ArrayList seqs = new ArrayList();\r
-      while (st.hasMoreElements())\r
+      if(str.length()<1)\r
+        return;\r
+\r
+      String format = IdentifyFile.Identify(str, "Paste");\r
+      SequenceI[] sequences;\r
+\r
+     if(Desktop.jalviewClipboard!=null)\r
+     {\r
+       // The clipboard was filled from within Jalview, we must use the sequences\r
+       // And dataset from the copied alignment\r
+       sequences = (SequenceI[])Desktop.jalviewClipboard[0];\r
+     }\r
+     else\r
+     {\r
+       sequences = new FormatAdapter().readFile(str, "Paste", format);\r
+     }\r
+\r
+      if (newAlignment)\r
       {\r
-        String name = st.nextToken();\r
-        int start = Integer.parseInt(st.nextToken());\r
-        int end = Integer.parseInt(st.nextToken());\r
-        Sequence sequence = new Sequence(name,st.nextToken(), start, end);\r
 \r
-        if(!newAlignment)\r
-          viewport.alignment.addSequence(sequence);\r
+        Alignment alignment = new Alignment(sequences);\r
+\r
+        if(Desktop.jalviewClipboard!=null)\r
+           alignment.setDataset( (Alignment)Desktop.jalviewClipboard[1] );\r
         else\r
-          seqs.add(sequence);\r
-      }\r
+           alignment.setDataset( null );\r
 \r
-      if(newAlignment)\r
-      {\r
-        SequenceI[] newSeqs = new SequenceI[seqs.size()];\r
-        seqs.toArray(newSeqs);\r
-        AlignFrame af = new AlignFrame(new Alignment(newSeqs));\r
-        Desktop.addInternalFrame(af, "Copied sequences", NEW_WINDOW_WIDTH, NEW_WINDOW_HEIGHT);\r
+\r
+        AlignFrame af = new AlignFrame(alignment);\r
+        String newtitle = new String("Copied sequences");\r
+\r
+        if (title.startsWith("Copied sequences"))\r
+        {\r
+          newtitle = title;\r
+        }\r
+        else\r
+        {\r
+          newtitle = newtitle.concat("- from " + title);\r
+        }\r
+\r
+        Desktop.addInternalFrame(af, newtitle, NEW_WINDOW_WIDTH,\r
+                                 NEW_WINDOW_HEIGHT);\r
       }\r
       else\r
       {\r
+        //!newAlignment\r
+        for (int i = 0; i < sequences.length; i++)\r
+        {\r
+          Sequence newseq = new Sequence(sequences[i].getName(),\r
+              sequences[i].getSequence(), sequences[i].getStart(),\r
+              sequences[i].getEnd());\r
+          viewport.alignment.addSequence(newseq);\r
+          if(sequences[i].getDatasetSequence()==null)\r
+          {\r
+             ////////////////////////////\r
+            //Datset needs extension;\r
+            /////////////////////////////\r
+            Sequence ds = new Sequence(sequences[i].getName(),\r
+                                       AlignSeq.extractGaps("-. ", sequences[i].getSequence()),\r
+                                       sequences[i].getStart(),\r
+                                       sequences[i].getEnd());\r
+            newseq.setDatasetSequence(ds);\r
+            viewport.alignment.getDataset().addSequence(ds);\r
+          }\r
+\r
+        }\r
         viewport.setEndSeq(viewport.alignment.getHeight());\r
         viewport.alignment.getWidth();\r
-        viewport.updateConservation();\r
-        viewport.updateConsensus();\r
-        alignPanel.repaint();\r
+        viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
       }\r
+    }\r
+    catch (Exception ex)\r
+    {\r
+        // could be anything being pasted in here\r
+    }\r
 \r
-    }catch(Exception ex){}// could be anything being pasted in here\r
 \r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void cut_actionPerformed(ActionEvent e)\r
   {\r
     copy_actionPerformed(null);\r
     delete_actionPerformed(null);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void delete_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("Delete");\r
+\r
     if (viewport.getSelectionGroup() == null)\r
+    {\r
       return;\r
+    }\r
 \r
-     SequenceGroup sg = viewport.getSelectionGroup();\r
-     for (int i=0;i < sg.sequences.size(); i++)\r
-     {\r
-       SequenceI seq = sg.getSequenceAt(i);\r
-       int index = viewport.getAlignment().findIndex(seq);\r
-       seq.deleteChars(sg.getStartRes(), sg.getEndRes()+1);\r
+    addHistoryItem(new HistoryItem("Delete Sequences", viewport.alignment,\r
+                                   HistoryItem.HIDE));\r
+\r
+    SequenceGroup sg = viewport.getSelectionGroup();\r
+    boolean allSequences = false;\r
+    if (sg.sequences.size() == viewport.alignment.getHeight())\r
+    {\r
+      allSequences = true;\r
+    }\r
+\r
+    for (int i = 0; i < sg.sequences.size(); i++)\r
+    {\r
+      SequenceI seq = sg.getSequenceAt(i);\r
+      int index = viewport.getAlignment().findIndex(seq);\r
+      seq.deleteChars(sg.getStartRes(), sg.getEndRes() + 1);\r
 \r
-       if(seq.getSequence().length()<1)\r
-          viewport.getAlignment().deleteSequence(seq);\r
+      // If the cut affects all sequences, remove highlighted columns\r
+      if (allSequences)\r
+      {\r
+        viewport.getColumnSelection().removeElements(sg.getStartRes(),\r
+            sg.getEndRes() + 1);\r
+      }\r
+\r
+      if (seq.getSequence().length() < 1)\r
+      {\r
+        viewport.getAlignment().deleteSequence(seq);\r
+      }\r
       else\r
-          viewport.getAlignment().getSequences().setElementAt(seq, index);\r
-     }\r
+      {\r
+        viewport.getAlignment().getSequences().setElementAt(seq, index);\r
+      }\r
+    }\r
 \r
-     viewport.setSelectionGroup(null);\r
-     viewport.alignment.deleteGroup(sg);\r
-     viewport.resetSeqLimits( alignPanel.seqPanel.seqCanvas.getHeight());\r
-     if(viewport.getAlignment().getHeight()<1)\r
-     try\r
-     {\r
-       this.setClosed(true);\r
-     }catch(Exception ex){}\r
-   viewport.updateConservation();\r
-   viewport.updateConsensus();\r
-     alignPanel.repaint();\r
+    viewport.setSelectionGroup(null);\r
+    viewport.alignment.deleteGroup(sg);\r
 \r
-  }\r
+    viewport.firePropertyChange("alignment", null,\r
+                                  viewport.getAlignment().getSequences());\r
 \r
 \r
 \r
-  protected void redoMenuItem_actionPerformed(ActionEvent e)\r
-  {\r
-     Object [] history = (Object[])redoList.remove(0);\r
-     SequenceI[] seq = (SequenceI[]) history[1];\r
-     viewport.setAlignment( new Alignment(seq) );\r
-     updateEditMenuBar();\r
-     viewport.updateConsensus();\r
-     alignPanel.repaint();\r
-     alignPanel.repaint();\r
+    if (viewport.getAlignment().getHeight() < 1)\r
+    {\r
+      try\r
+      {\r
+        this.setClosed(true);\r
+      }\r
+      catch (Exception ex)\r
+      {\r
+      }\r
+    }\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void deleteGroups_actionPerformed(ActionEvent e)\r
   {\r
     viewport.alignment.deleteAllGroups();\r
     viewport.setSelectionGroup(null);\r
-\r
     alignPanel.repaint();\r
   }\r
 \r
-\r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void selectAllSequenceMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     SequenceGroup sg = new SequenceGroup();\r
-    for (int i=0; i<viewport.getAlignment().getSequences().size(); i++)\r
-      sg.addSequence( viewport.getAlignment().getSequenceAt(i));\r
-    sg.setEndRes(viewport.alignment.getWidth());\r
+\r
+    for (int i = 0; i < viewport.getAlignment().getSequences().size();\r
+         i++)\r
+    {\r
+      sg.addSequence(viewport.getAlignment().getSequenceAt(i), false);\r
+    }\r
+\r
+    sg.setEndRes(viewport.alignment.getWidth() - 1);\r
     viewport.setSelectionGroup(sg);\r
-    PaintRefresher.Refresh(null);\r
+    PaintRefresher.Refresh(null, viewport.alignment);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void deselectAllSequenceMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setSelectionGroup(null);\r
-    PaintRefresher.Refresh(null);\r
+    viewport.getColumnSelection().clear();\r
+    viewport.setSelectionGroup(null);\r
+    alignPanel.seqPanel.seqCanvas.highlightSearchResults(null);\r
+    alignPanel.annotationPanel.activeRes = null;\r
+    PaintRefresher.Refresh(null, viewport.alignment);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void invertSequenceMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     SequenceGroup sg = viewport.getSelectionGroup();\r
-    for (int i=0; i<viewport.getAlignment().getSequences().size(); i++)\r
-      sg.addOrRemove (viewport.getAlignment().getSequenceAt(i));\r
 \r
-    PaintRefresher.Refresh(null);\r
-  }\r
+    if (sg == null)\r
+    {\r
+      selectAllSequenceMenuItem_actionPerformed(null);\r
 \r
+      return;\r
+    }\r
 \r
-  public void deselectAllColumnsMenuItem_actionPerformed(ActionEvent e)\r
-  {\r
-    viewport.getColumnSelection().clear();\r
-    repaint();\r
+    for (int i = 0; i < viewport.getAlignment().getSequences().size();\r
+         i++)\r
+    {\r
+      sg.addOrRemove(viewport.getAlignment().getSequenceAt(i), false);\r
+    }\r
+\r
+    PaintRefresher.Refresh(null, viewport.alignment);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void remove2LeftMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("delete columns");\r
     ColumnSelection colSel = viewport.getColumnSelection();\r
+\r
     if (colSel.size() > 0)\r
     {\r
+      addHistoryItem(new HistoryItem("Remove Left", viewport.alignment,\r
+                                     HistoryItem.HIDE));\r
+\r
       int min = colSel.getMin();\r
       viewport.getAlignment().trimLeft(min);\r
-      colSel.compensateForEdit(0,min);\r
+      colSel.compensateForEdit(0, min);\r
 \r
-      if(viewport.getSelectionGroup()!=null)\r
+      if (viewport.getSelectionGroup() != null)\r
+      {\r
         viewport.getSelectionGroup().adjustForRemoveLeft(min);\r
+      }\r
 \r
       Vector groups = viewport.alignment.getGroups();\r
-      for(int i=0; i<groups.size(); i++)\r
+\r
+      for (int i = 0; i < groups.size(); i++)\r
       {\r
         SequenceGroup sg = (SequenceGroup) groups.get(i);\r
-        if(!sg.adjustForRemoveLeft(min))\r
+\r
+        if (!sg.adjustForRemoveLeft(min))\r
+        {\r
           viewport.alignment.deleteGroup(sg);\r
+        }\r
       }\r
 \r
-      alignPanel.repaint();\r
+      viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
     }\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void remove2RightMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("delete columns");\r
     ColumnSelection colSel = viewport.getColumnSelection();\r
+\r
     if (colSel.size() > 0)\r
     {\r
+      addHistoryItem(new HistoryItem("Remove Right", viewport.alignment,\r
+                                     HistoryItem.HIDE));\r
+\r
       int max = colSel.getMax();\r
       viewport.getAlignment().trimRight(max);\r
-      if(viewport.getSelectionGroup()!=null)\r
+\r
+      if (viewport.getSelectionGroup() != null)\r
+      {\r
         viewport.getSelectionGroup().adjustForRemoveRight(max);\r
+      }\r
 \r
       Vector groups = viewport.alignment.getGroups();\r
-      for(int i=0; i<groups.size(); i++)\r
+\r
+      for (int i = 0; i < groups.size(); i++)\r
       {\r
         SequenceGroup sg = (SequenceGroup) groups.get(i);\r
-        if(!sg.adjustForRemoveRight(max))\r
+\r
+        if (!sg.adjustForRemoveRight(max))\r
+        {\r
           viewport.alignment.deleteGroup(sg);\r
+        }\r
       }\r
 \r
-\r
-\r
-      alignPanel.repaint();\r
+      viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
     }\r
-\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void removeGappedColumnMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("delete gapped columns");\r
+    addHistoryItem(new HistoryItem("Remove Gapped Columns",\r
+                                   viewport.alignment, HistoryItem.HIDE));\r
+\r
+    //This is to maintain viewport position on first residue\r
+    //of first sequence\r
+    SequenceI seq = viewport.alignment.getSequenceAt(0);\r
+    int startRes = seq.findPosition(viewport.startRes);\r
+\r
     viewport.getAlignment().removeGaps();\r
-    viewport.updateConservation();\r
-    viewport.updateConsensus();\r
-    alignPanel.repaint();\r
+\r
+    viewport.setStartRes(seq.findIndex(startRes)-1);\r
+\r
+   viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void removeAllGapsMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("delete all gaps");\r
+    addHistoryItem(new HistoryItem("Remove Gaps", viewport.alignment,\r
+                                   HistoryItem.HIDE));\r
+\r
+    //This is to maintain viewport position on first residue\r
+    //of first sequence\r
+    SequenceI seq = viewport.alignment.getSequenceAt(0);\r
+    int startRes = seq.findPosition(viewport.startRes);\r
+\r
+\r
     SequenceI current;\r
     int jSize;\r
-    for (int i=0; i < viewport.getAlignment().getSequences().size();i++)\r
+\r
+    Vector seqs = null;\r
+\r
+    int start = 0;\r
+    int end = viewport.alignment.getWidth();\r
+\r
+    if (viewport.getSelectionGroup() != null\r
+        && viewport.getSelectionGroup().sequences != null\r
+        && viewport.getSelectionGroup().sequences.size() > 0)\r
     {\r
-      current = viewport.getAlignment().getSequenceAt(i);\r
+      seqs = viewport.getSelectionGroup().sequences;\r
+      start = viewport.getSelectionGroup().getStartRes();\r
+      end = viewport.getSelectionGroup().getEndRes()+1;\r
+    }\r
+    else\r
+    {\r
+      seqs = viewport.alignment.getSequences();\r
+    }\r
+\r
+    for (int i = 0; i < seqs.size(); i++)\r
+    {\r
+      current = (SequenceI) seqs.elementAt(i);\r
       jSize = current.getLength();\r
-      for (int j=0; j < jSize; j++)\r
-        if(jalview.util.Comparison.isGap(current.getCharAt(j)))\r
+\r
+      // Removing a range is much quicker than removing gaps\r
+      // one by one for long sequences\r
+      int j = start;\r
+      int rangeStart=-1, rangeEnd=-1;\r
+\r
+      do\r
+      {\r
+        if (jalview.util.Comparison.isGap(current.getCharAt(j)))\r
+        {\r
+          if(rangeStart==-1)\r
+           {\r
+             rangeStart = j;\r
+             rangeEnd = j+1;\r
+           }\r
+           else\r
+           {\r
+             rangeEnd++;\r
+           }\r
+           j++;\r
+        }\r
+        else\r
         {\r
-          current.deleteCharAt(j);\r
-          j--;\r
-          jSize--;\r
+          if(rangeStart>-1)\r
+          {\r
+            current.deleteChars(rangeStart, rangeEnd);\r
+            j-=rangeEnd-rangeStart;\r
+            jSize-=rangeEnd-rangeStart;\r
+            rangeStart = -1;\r
+            rangeEnd = -1;\r
+          }\r
+          else\r
+            j++;\r
         }\r
+      }\r
+      while (j < end && j < jSize);\r
+      if(rangeStart>-1)\r
+      {\r
+       current.deleteChars(rangeStart, rangeEnd);\r
+      }\r
     }\r
-    viewport.updateConservation();\r
-    viewport.updateConsensus();\r
-    alignPanel.repaint();\r
+\r
+    viewport.setStartRes(seq.findIndex(startRes)-1);\r
+\r
+    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());\r
   }\r
 \r
-  public void setGapCharMenuItem_actionPerformed(ActionEvent e)\r
+ public void alignmentChanged()\r
+ {\r
+   if(viewport.vconsensus!=null)\r
+   {\r
+     viewport.updateConsensus();\r
+     viewport.updateConservation();\r
+   }\r
+   resetAllColourSchemes();\r
+   if(alignPanel.overviewPanel!=null)\r
+     alignPanel.overviewPanel.updateOverviewImage();\r
+\r
+   alignPanel.repaint();\r
+ }\r
+\r
+  void resetAllColourSchemes()\r
   {\r
-    char thisChar = '-';\r
-    char nextChar = '.';\r
-    if(viewport.getGapCharacter()=='-')\r
+    ColourSchemeI cs = viewport.globalColourScheme;\r
+    if(cs!=null)\r
     {\r
-      thisChar = '.';\r
-      nextChar = '-';\r
+      if (cs instanceof ClustalxColourScheme)\r
+      {\r
+        ( (ClustalxColourScheme) viewport.getGlobalColourScheme()).\r
+            resetClustalX(viewport.alignment.getSequences(),\r
+                          viewport.alignment.getWidth());\r
+      }\r
+\r
+      cs.setConsensus(viewport.vconsensus);\r
+      if (cs.conservationApplied())\r
+      {\r
+        Alignment al = (Alignment) viewport.alignment;\r
+        Conservation c = new Conservation("All",\r
+                                          ResidueProperties.propHash, 3,\r
+                                          al.getSequences(), 0,\r
+                                          al.getWidth() - 1);\r
+        c.calculate();\r
+        c.verdict(false, viewport.ConsPercGaps);\r
+\r
+        cs.setConservation(c);\r
+      }\r
     }\r
-    setGapCharMenuItem.setText("Set gap character to \""+nextChar+"\"");\r
-    viewport.setGapCharacter(thisChar);\r
-    alignPanel.repaint();\r
+\r
+    int s, sSize = viewport.alignment.getGroups().size();\r
+    for(s=0; s<sSize; s++)\r
+    {\r
+      SequenceGroup sg = (SequenceGroup)viewport.alignment.getGroups().elementAt(s);\r
+      if(sg.cs!=null && sg.cs instanceof ClustalxColourScheme)\r
+      {\r
+        ((ClustalxColourScheme)sg.cs).resetClustalX(sg.sequences, sg.getWidth());\r
+      }\r
+      sg.recalcConservation();\r
+    }\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  public void padGapsMenuitem_actionPerformed(ActionEvent e)\r
+  {\r
+    addHistoryItem(new HistoryItem("Pad Gaps", viewport.alignment,\r
+                                   HistoryItem.HIDE));\r
+\r
+    SequenceI current;\r
+    int Width = viewport.getAlignment().getWidth();\r
+\r
+    for (int i = 0; i < viewport.getAlignment().getSequences().size();\r
+         i++)\r
+    {\r
+      current = viewport.getAlignment().getSequenceAt(i);\r
+\r
+      if (current.getLength() < Width)\r
+      {\r
+        current.insertCharAt(Width - 1, viewport.getGapCharacter());\r
+      }\r
+    }\r
+\r
+    alignmentChanged();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void findMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     JInternalFrame frame = new JInternalFrame();\r
     Finder finder = new Finder(viewport, alignPanel, frame);\r
     frame.setContentPane(finder);\r
-    Desktop.addInternalFrame(frame, "Find", 340,110, false);\r
+    Desktop.addInternalFrame(frame, "Find", 340, 110);\r
     frame.setLayer(JLayeredPane.PALETTE_LAYER);\r
-\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void font_actionPerformed(ActionEvent e)\r
   {\r
-    JInternalFrame frame = new JInternalFrame();\r
-    FontChooser fc = new FontChooser( alignPanel, frame );\r
-    frame.setContentPane(fc);\r
-    Desktop.addInternalFrame(frame, "Change Font", 480,100);\r
-    frame.setLayer(JLayeredPane.PALETTE_LAYER);\r
+    new FontChooser(alignPanel);\r
   }\r
 \r
-  protected void fullSeqId_actionPerformed(ActionEvent e)\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  protected void seqLimit_actionPerformed(ActionEvent e)\r
   {\r
-    viewport.setShowFullId( fullSeqId.isSelected() );\r
+    viewport.setShowJVSuffix(seqLimits.isSelected());\r
 \r
-    alignPanel.idPanel.idCanvas.setPreferredSize( alignPanel.calculateIdWidth() );\r
+    alignPanel.idPanel.idCanvas.setPreferredSize(alignPanel.calculateIdWidth());\r
     alignPanel.repaint();\r
   }\r
 \r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void colourTextMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-      viewport.setColourText( colourTextMenuItem.isSelected() );\r
-      alignPanel.repaint();\r
+    viewport.setColourText(colourTextMenuItem.isSelected());\r
+    alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void wrapMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    viewport.setWrapAlignment( wrapMenuItem.isSelected() );\r
-    alignPanel.setWrapAlignment( wrapMenuItem.isSelected() );\r
-    scaleAbove.setVisible( wrapMenuItem.isSelected() );\r
-    scaleLeft.setVisible( wrapMenuItem.isSelected() );\r
-    scaleRight.setVisible( wrapMenuItem.isSelected() );\r
+    viewport.setWrapAlignment(wrapMenuItem.isSelected());\r
+    alignPanel.setWrapAlignment(wrapMenuItem.isSelected());\r
+    scaleAbove.setVisible(wrapMenuItem.isSelected());\r
+    scaleLeft.setVisible(wrapMenuItem.isSelected());\r
+    scaleRight.setVisible(wrapMenuItem.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void scaleAbove_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setScaleAboveWrapped(scaleAbove.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void scaleLeft_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setScaleLeftWrapped(scaleLeft.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void scaleRight_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setScaleRightWrapped(scaleRight.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
-\r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void viewBoxesMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    viewport.setShowBoxes( viewBoxesMenuItem.isSelected() );\r
+    viewport.setShowBoxes(viewBoxesMenuItem.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void viewTextMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    viewport.setShowText( viewTextMenuItem.isSelected() );\r
+    viewport.setShowText(viewTextMenuItem.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void renderGapsMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setRenderGaps(renderGapsMenuItem.isSelected());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param evt DOCUMENT ME!\r
+   */\r
   public void sequenceFeatures_actionPerformed(ActionEvent evt)\r
   {\r
     viewport.showSequenceFeatures(sequenceFeatures.isSelected());\r
-    if(viewport.showSequenceFeatures && !((Alignment)viewport.alignment).featuresAdded)\r
+\r
+    if (viewport.showSequenceFeatures)\r
     {\r
-         AlignmentUtil.fetchSequenceFeatures( viewport.alignment , alignPanel);\r
-         ((Alignment)viewport.alignment).featuresAdded = true;\r
+      new SequenceFeatureFetcher(viewport.\r
+         alignment,\r
+          alignPanel);\r
     }\r
+\r
+    featureSettings.setEnabled(true);\r
+\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void annotationPanelMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    if(annotationPanelMenuItem.isSelected() && viewport.getWrapAlignment())\r
-    {\r
-      annotationPanelMenuItem.setSelected(false);\r
-      return;\r
-    }\r
-    viewport.setShowAnnotation( annotationPanelMenuItem.isSelected() );\r
-    alignPanel.setAnnotationVisible( annotationPanelMenuItem.isSelected() );\r
+    viewport.setShowAnnotation(annotationPanelMenuItem.isSelected());\r
+    alignPanel.setAnnotationVisible(annotationPanelMenuItem.isSelected());\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void overviewMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     if (alignPanel.overviewPanel != null)\r
+    {\r
       return;\r
+    }\r
 \r
     JInternalFrame frame = new JInternalFrame();\r
-    OverviewPanel overview = alignPanel.getOverviewPanel();\r
-   try{\r
-     overview = new OverviewPanel(alignPanel, viewport);\r
-     frame.setContentPane(overview);\r
+    OverviewPanel overview = new OverviewPanel(alignPanel);\r
+    frame.setContentPane(overview);\r
     Desktop.addInternalFrame(frame, "Overview " + this.getTitle(),\r
                              frame.getWidth(), frame.getHeight());\r
     frame.pack();\r
+    frame.setLayer(JLayeredPane.PALETTE_LAYER);\r
     frame.addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()\r
-    { public void internalFrameClosed(javax.swing.event.InternalFrameEvent evt)\r
+    {\r
+      public void internalFrameClosed(\r
+          javax.swing.event.InternalFrameEvent evt)\r
       {\r
-            alignPanel.setOverviewPanel(null);\r
-      };\r
+        alignPanel.setOverviewPanel(null);\r
+      }\r
+      ;\r
     });\r
-    alignPanel.setOverviewPanel( overview );\r
-\r
-  }catch(java.lang.OutOfMemoryError ex)\r
-   {\r
-     JOptionPane.showInternalMessageDialog(this, "Sequence alignment too large to\nproduce overview image!!"\r
-                                   +"\nTry reducing the font size.",\r
-                                   "Out of memory", JOptionPane.WARNING_MESSAGE);\r
-   }\r
-\r
 \r
+    alignPanel.setOverviewPanel(overview);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void noColourmenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    changeColour( null );\r
+    changeColour(null);\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void clustalColour_actionPerformed(ActionEvent e)\r
   {\r
-    abovePIDThreshold.setSelected(false);\r
-    changeColour(new ClustalxColourScheme(viewport.alignment.getSequences(), viewport.alignment.getWidth()));\r
+    changeColour(new ClustalxColourScheme(\r
+        viewport.alignment.getSequences(), viewport.alignment.getWidth()));\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void zappoColour_actionPerformed(ActionEvent e)\r
   {\r
     changeColour(new ZappoColourScheme());\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void taylorColour_actionPerformed(ActionEvent e)\r
   {\r
     changeColour(new TaylorColourScheme());\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void hydrophobicityColour_actionPerformed(ActionEvent e)\r
   {\r
-    changeColour( new HydrophobicColourScheme() );\r
+    changeColour(new HydrophobicColourScheme());\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void helixColour_actionPerformed(ActionEvent e)\r
   {\r
-    changeColour(new HelixColourScheme() );\r
+    changeColour(new HelixColourScheme());\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void strandColour_actionPerformed(ActionEvent e)\r
   {\r
     changeColour(new StrandColourScheme());\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void turnColour_actionPerformed(ActionEvent e)\r
   {\r
     changeColour(new TurnColourScheme());\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void buriedColour_actionPerformed(ActionEvent e)\r
   {\r
-    changeColour(new BuriedColourScheme() );\r
+    changeColour(new BuriedColourScheme());\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void nucleotideColour_actionPerformed(ActionEvent e)\r
   {\r
     changeColour(new NucleotideColourScheme());\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void applyToAllGroups_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setColourAppliesToAllGroups(applyToAllGroups.isSelected());\r
   }\r
 \r
-\r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param cs DOCUMENT ME!\r
+   */\r
   void changeColour(ColourSchemeI cs)\r
   {\r
     int threshold = 0;\r
 \r
-    if ( viewport.getAbovePIDThreshold() )\r
+    if(cs!=null)\r
     {\r
-      threshold = SliderPanel.setPIDSliderSource(alignPanel, cs, "Background");\r
-\r
-      if (cs instanceof ResidueColourScheme)\r
-        ( (ResidueColourScheme) cs).setThreshold(threshold);\r
-      else if (cs instanceof ScoreColourScheme)\r
-        ( (ScoreColourScheme) cs).setThreshold(threshold);\r
-\r
-      viewport.setGlobalColourScheme(cs);\r
-    }\r
-    else if (cs instanceof ResidueColourScheme)\r
-      ( (ResidueColourScheme) cs).setThreshold(0);\r
-    else if (cs instanceof ScoreColourScheme)\r
-      ( (ScoreColourScheme) cs).setThreshold(0);\r
-\r
+      if (viewport.getAbovePIDThreshold())\r
+      {\r
+        threshold = SliderPanel.setPIDSliderSource(alignPanel, cs,\r
+                                                   "Background");\r
 \r
+        cs.setThreshold(threshold,\r
+                        viewport.getIgnoreGapsConsensus());\r
 \r
-    if (viewport.getConservationSelected())\r
-    {\r
-      ConservationColourScheme ccs = null;\r
+        viewport.setGlobalColourScheme(cs);\r
+      }\r
+      else\r
+      {\r
+        cs.setThreshold(0, viewport.getIgnoreGapsConsensus());\r
+      }\r
 \r
-      Alignment al = (Alignment) viewport.alignment;\r
-      Conservation c = new Conservation("All",\r
-                                        ResidueProperties.propHash, 3,\r
-                                        al.getSequences(), 0,\r
-                                        al.getWidth() - 1);\r
+      if (viewport.getConservationSelected())\r
+      {\r
 \r
-      c.calculate();\r
-      c.verdict(false, viewport.ConsPercGaps);\r
+        Alignment al = (Alignment) viewport.alignment;\r
+        Conservation c = new Conservation("All",\r
+                                          ResidueProperties.propHash, 3,\r
+                                          al.getSequences(), 0,\r
+                                          al.getWidth() - 1);\r
 \r
-      ccs = new ConservationColourScheme(c, cs);\r
+        c.calculate();\r
+        c.verdict(false, viewport.ConsPercGaps);\r
 \r
-      // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-      ccs.setConsensus( viewport.vconsensus );\r
-      viewport.setGlobalColourScheme(ccs);\r
+        cs.setConservation(c);\r
 \r
-      SliderPanel.setConservationSlider(alignPanel, ccs, "Background");\r
+        cs.setConservationInc(SliderPanel.setConservationSlider(alignPanel, cs,\r
+            "Background"));\r
+      }\r
+      else\r
+      {\r
+        cs.setConservation(null);\r
+      }\r
 \r
-    }\r
-    else\r
-    {\r
-        // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-        if (cs != null)\r
-          cs.setConsensus(viewport.vconsensus);\r
-        viewport.setGlobalColourScheme(cs);\r
+      cs.setConsensus(viewport.vconsensus);\r
     }\r
 \r
+    viewport.setGlobalColourScheme(cs);\r
 \r
-    if(viewport.getColourAppliesToAllGroups())\r
+    if (viewport.getColourAppliesToAllGroups())\r
     {\r
       Vector groups = viewport.alignment.getGroups();\r
-      for(int i=0; i<groups.size(); i++)\r
+\r
+      for (int i = 0; i < groups.size(); i++)\r
       {\r
-        SequenceGroup sg = (SequenceGroup)groups.elementAt(i);\r
+        SequenceGroup sg = (SequenceGroup) groups.elementAt(i);\r
+\r
+        if (cs == null)\r
+        {\r
+          sg.cs = null;\r
+          continue;\r
+        }\r
 \r
         if (cs instanceof ClustalxColourScheme)\r
         {\r
           sg.cs = new ClustalxColourScheme(sg.sequences, sg.getWidth());\r
         }\r
+        else if (cs instanceof UserColourScheme)\r
+        {\r
+          sg.cs = new UserColourScheme( ( (UserColourScheme) cs).getColours());\r
+        }\r
         else\r
+        {\r
           try\r
           {\r
             sg.cs = (ColourSchemeI) cs.getClass().newInstance();\r
           }\r
           catch (Exception ex)\r
           {\r
-            ex.printStackTrace();\r
-            sg.cs = cs;\r
           }\r
+        }\r
 \r
-        if(viewport.getAbovePIDThreshold())\r
+        if (viewport.getAbovePIDThreshold()\r
+            || cs instanceof PIDColourScheme\r
+            || cs instanceof Blosum62ColourScheme)\r
         {\r
-          if (sg.cs instanceof ResidueColourScheme)\r
-            ( (ResidueColourScheme) sg.cs).setThreshold(threshold);\r
-          else if (sg.cs instanceof ScoreColourScheme)\r
-            ( (ScoreColourScheme) sg.cs).setThreshold(threshold);\r
+         sg.cs.setThreshold(threshold,\r
+                viewport.getIgnoreGapsConsensus());\r
+\r
+          sg.cs.setConsensus(AAFrequency.calculate(sg.sequences, 0,\r
+              sg.getWidth()));\r
+        }\r
+        else\r
+          sg.cs.setThreshold(0, viewport.getIgnoreGapsConsensus());\r
 \r
-           sg.cs.setConsensus( AAFrequency.calculate(sg.sequences, 0, sg.getWidth()) );\r
-        }\r
 \r
-        if( viewport.getConservationSelected() )\r
+        if (viewport.getConservationSelected())\r
         {\r
           Conservation c = new Conservation("Group",\r
                                             ResidueProperties.propHash, 3,\r
-                                            sg.sequences, 0, viewport.alignment.getWidth()-1);\r
+                                            sg.sequences, 0,\r
+                                            viewport.alignment.getWidth() - 1);\r
           c.calculate();\r
           c.verdict(false, viewport.ConsPercGaps);\r
-          ConservationColourScheme ccs = new ConservationColourScheme(c, sg.cs);\r
-\r
-          // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-          ccs.setConsensus( AAFrequency.calculate(sg.sequences, 0, sg.getWidth()));\r
-          sg.cs = ccs;\r
+          sg.cs.setConservation(c);\r
         }\r
         else\r
-        {\r
-          // MUST NOTIFY THE COLOURSCHEME OF CONSENSUS!\r
-          sg.cs.setConsensus(AAFrequency.calculate(sg.sequences, 0, sg.getWidth()));\r
-        }\r
-\r
+          sg.cs.setConservation(null);\r
       }\r
     }\r
 \r
-\r
+    if (alignPanel.getOverviewPanel() != null)\r
+    {\r
+      alignPanel.getOverviewPanel().updateOverviewImage();\r
+    }\r
 \r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void modifyPID_actionPerformed(ActionEvent e)\r
   {\r
-      if(viewport.getAbovePIDThreshold())\r
-      {\r
-        SliderPanel.setPIDSliderSource(alignPanel, viewport.getGlobalColourScheme(),\r
-                                   "Background");\r
-        SliderPanel.showPIDSlider();\r
-      }\r
+    if (viewport.getAbovePIDThreshold() && viewport.globalColourScheme!=null)\r
+    {\r
+      SliderPanel.setPIDSliderSource(alignPanel,\r
+                                     viewport.getGlobalColourScheme(),\r
+                                     "Background");\r
+      SliderPanel.showPIDSlider();\r
+    }\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void modifyConservation_actionPerformed(ActionEvent e)\r
   {\r
-    if(viewport.getConservationSelected())\r
+    if (viewport.getConservationSelected() && viewport.globalColourScheme!=null)\r
     {\r
-      SliderPanel.setConservationSlider(alignPanel, viewport.globalColourScheme,\r
+      SliderPanel.setConservationSlider(alignPanel,\r
+                                        viewport.globalColourScheme,\r
                                         "Background");\r
       SliderPanel.showConservationSlider();\r
     }\r
   }\r
 \r
-\r
-  protected  void conservationMenuItem_actionPerformed(ActionEvent e)\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  protected void conservationMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setConservationSelected(conservationMenuItem.isSelected());\r
 \r
     viewport.setAbovePIDThreshold(false);\r
     abovePIDThreshold.setSelected(false);\r
 \r
-   ColourSchemeI cs = viewport.getGlobalColourScheme();\r
-   if(cs instanceof ConservationColourScheme )\r
-     changeColour( ((ConservationColourScheme)cs).cs );\r
-    else\r
-      changeColour( cs );\r
+    changeColour(viewport.getGlobalColourScheme());\r
 \r
     modifyConservation_actionPerformed(null);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void abovePIDThreshold_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setAbovePIDThreshold(abovePIDThreshold.isSelected());\r
@@ -919,74 +1764,187 @@ public class AlignFrame extends GAlignFrame
     conservationMenuItem.setSelected(false);\r
     viewport.setConservationSelected(false);\r
 \r
-    ColourSchemeI cs = viewport.getGlobalColourScheme();\r
-\r
-    if(cs instanceof ConservationColourScheme )\r
-        changeColour( ((ConservationColourScheme)cs).cs );\r
-    else\r
-        changeColour( cs );\r
+    changeColour(viewport.getGlobalColourScheme());\r
 \r
     modifyPID_actionPerformed(null);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  public void userDefinedColour_actionPerformed(ActionEvent e)\r
+  {\r
+    if (e.getActionCommand().equals("User Defined..."))\r
+    {\r
+      new UserDefinedColours(alignPanel, null);\r
+    }\r
+    else\r
+    {\r
+      UserColourScheme udc = (UserColourScheme) UserDefinedColours.\r
+          getUserColourSchemes().get(e.getActionCommand());\r
 \r
+      changeColour(udc);\r
+    }\r
+  }\r
 \r
-  public void userDefinedColour_actionPerformed(ActionEvent e)\r
+  public void updateUserColourMenu()\r
   {\r
-    JInternalFrame frame = new JInternalFrame();\r
-    UserDefinedColours chooser = new UserDefinedColours( frame, alignPanel, null);\r
-    frame.setContentPane(chooser);\r
-    Desktop.addInternalFrame(frame,"User defined colours", 450,540, false );\r
+\r
+    Component[] menuItems = colourMenu.getMenuComponents();\r
+    int i, iSize = menuItems.length;\r
+    for (i = 0; i < iSize; i++)\r
+    {\r
+      if (menuItems[i].getName() != null &&\r
+          menuItems[i].getName().equals("USER_DEFINED"))\r
+      {\r
+        colourMenu.remove(menuItems[i]);\r
+        iSize--;\r
+      }\r
+    }\r
+    if (jalview.gui.UserDefinedColours.getUserColourSchemes() != null)\r
+    {\r
+      java.util.Enumeration userColours = jalview.gui.UserDefinedColours.\r
+          getUserColourSchemes().keys();\r
+\r
+      while (userColours.hasMoreElements())\r
+      {\r
+        final JRadioButtonMenuItem radioItem = new JRadioButtonMenuItem(userColours.\r
+            nextElement().toString());\r
+        radioItem.setName("USER_DEFINED");\r
+        radioItem.addMouseListener(new MouseAdapter()\r
+            {\r
+              public void mousePressed(MouseEvent evt)\r
+              {\r
+                if(evt.isControlDown() || SwingUtilities.isRightMouseButton(evt))\r
+                {\r
+                  radioItem.removeActionListener(radioItem.getActionListeners()[0]);\r
+\r
+                  int option = JOptionPane.showInternalConfirmDialog(jalview.gui.Desktop.desktop,\r
+                      "Remove from default list?",\r
+                      "Remove user defined colour",\r
+                      JOptionPane.YES_NO_OPTION);\r
+                  if(option == JOptionPane.YES_OPTION)\r
+                  {\r
+                    jalview.gui.UserDefinedColours.removeColourFromDefaults(radioItem.getText());\r
+                    colourMenu.remove(radioItem);\r
+                  }\r
+                  else\r
+                    radioItem.addActionListener(new ActionListener()\r
+                    {\r
+                      public void actionPerformed(ActionEvent evt)\r
+                      {\r
+                        userDefinedColour_actionPerformed(evt);\r
+                      }\r
+                    });\r
+                }\r
+              }\r
+            });\r
+        radioItem.addActionListener(new ActionListener()\r
+        {\r
+          public void actionPerformed(ActionEvent evt)\r
+          {\r
+            userDefinedColour_actionPerformed(evt);\r
+          }\r
+        });\r
+\r
+        colourMenu.insert(radioItem, 15);\r
+        colours.add(radioItem);\r
+      }\r
+    }\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void PIDColour_actionPerformed(ActionEvent e)\r
   {\r
-    changeColour( new PIDColourScheme() );\r
+    changeColour(new PIDColourScheme());\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void BLOSUM62Colour_actionPerformed(ActionEvent e)\r
   {\r
-    changeColour(new Blosum62ColourScheme() );\r
+    changeColour(new Blosum62ColourScheme());\r
   }\r
 \r
-\r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void sortPairwiseMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("sort");\r
-    AlignmentSorter.sortByPID(viewport.getAlignment(), viewport.getAlignment().getSequenceAt(0));\r
+    addHistoryItem(new HistoryItem("Pairwise Sort", viewport.alignment,\r
+                                   HistoryItem.SORT));\r
+    AlignmentSorter.sortByPID(viewport.getAlignment(),\r
+                              viewport.getAlignment().getSequenceAt(0));\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void sortIDMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("sort");\r
-    AlignmentSorter.sortByID( viewport.getAlignment() );\r
+    addHistoryItem(new HistoryItem("ID Sort", viewport.alignment,\r
+                                   HistoryItem.SORT));\r
+    AlignmentSorter.sortByID(viewport.getAlignment());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void sortGroupMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    addHistoryItem("sort");\r
+    addHistoryItem(new HistoryItem("Group Sort", viewport.alignment,\r
+                                   HistoryItem.SORT));\r
+\r
     AlignmentSorter.sortByGroup(viewport.getAlignment());\r
-    AlignmentSorter.sortGroups(viewport.getAlignment());\r
     alignPanel.repaint();\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void removeRedundancyMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    RedundancyPanel sp = new RedundancyPanel(alignPanel);\r
+    RedundancyPanel sp = new RedundancyPanel(alignPanel, this);\r
     JInternalFrame frame = new JInternalFrame();\r
     frame.setContentPane(sp);\r
-    Desktop.addInternalFrame(frame, "Redundancy threshold selection", 400, 100, false);\r
-\r
+    Desktop.addInternalFrame(frame, "Redundancy threshold selection", 400,\r
+                             100, false);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void pairwiseAlignmentMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    if(viewport.getSelectionGroup().getSize()<2)\r
-      JOptionPane.showInternalMessageDialog(this, "You must select at least 2 sequences.", "Invalid Selection", JOptionPane.WARNING_MESSAGE);\r
+    if ( (viewport.getSelectionGroup() == null) ||\r
+        (viewport.getSelectionGroup().getSize() < 2))\r
+    {\r
+      JOptionPane.showInternalMessageDialog(this,\r
+                                            "You must select at least 2 sequences.",\r
+                                            "Invalid Selection",\r
+                                            JOptionPane.WARNING_MESSAGE);\r
+    }\r
     else\r
     {\r
       JInternalFrame frame = new JInternalFrame();\r
@@ -995,231 +1953,352 @@ public class AlignFrame extends GAlignFrame
     }\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void PCAMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-\r
-    if( (viewport.getSelectionGroup()!=null && viewport.getSelectionGroup().getSize()<4 && viewport.getSelectionGroup().getSize()>0)\r
-       || viewport.getAlignment().getHeight()<4)\r
+    if ( ( (viewport.getSelectionGroup() != null) &&\r
+          (viewport.getSelectionGroup().getSize() < 4) &&\r
+          (viewport.getSelectionGroup().getSize() > 0)) ||\r
+        (viewport.getAlignment().getHeight() < 4))\r
     {\r
-      JOptionPane.showInternalMessageDialog(this, "Principal component analysis must take\n"\r
-                                    +"at least 4 input sequences.",\r
-                                    "Sequence selection insufficient",\r
-                                    JOptionPane.WARNING_MESSAGE);\r
+      JOptionPane.showInternalMessageDialog(this,\r
+                                            "Principal component analysis must take\n" +\r
+                                            "at least 4 input sequences.",\r
+                                            "Sequence selection insufficient",\r
+                                            JOptionPane.WARNING_MESSAGE);\r
+\r
       return;\r
     }\r
 \r
-    try{\r
-      PCAPanel pcaPanel = new PCAPanel(viewport, null);\r
-      JInternalFrame frame = new JInternalFrame();\r
-      frame.setContentPane(pcaPanel);\r
-      Desktop.addInternalFrame(frame, "Principal component analysis", 400, 400);\r
-   }catch(java.lang.OutOfMemoryError ex)\r
-   {\r
-     JOptionPane.showInternalMessageDialog(this, "Too many sequences selected\nfor Principal Component Analysis!!",\r
-                                   "Out of memory", JOptionPane.WARNING_MESSAGE);\r
-   }\r
-\r
-\r
+     new PCAPanel(viewport);\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void averageDistanceTreeMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     NewTreePanel("AV", "PID", "Average distance tree using PID");\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   public void neighbourTreeMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     NewTreePanel("NJ", "PID", "Neighbour joining tree using PID");\r
   }\r
 \r
-\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void njTreeBlosumMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     NewTreePanel("NJ", "BL", "Neighbour joining tree using BLOSUM62");\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
   protected void avTreeBlosumMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    NewTreePanel("AV", "BL", "Average distance tree using BLOSUM62PID");\r
+    NewTreePanel("AV", "BL", "Average distance tree using BLOSUM62");\r
   }\r
 \r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param type DOCUMENT ME!\r
+   * @param pwType DOCUMENT ME!\r
+   * @param title DOCUMENT ME!\r
+   */\r
   void NewTreePanel(String type, String pwType, String title)\r
   {\r
-    //are the sequences aligned?\r
-    if(!viewport.alignment.isAligned())\r
-    {\r
-      JOptionPane.showMessageDialog(Desktop.desktop, "The sequences must be aligned before creating a tree.",\r
-                                    "Sequences not aligned", JOptionPane.WARNING_MESSAGE);\r
-      return;\r
-    }\r
-\r
     final TreePanel tp;\r
-    if (viewport.getSelectionGroup() != null &&\r
-        viewport.getSelectionGroup().getSize() > 3)\r
+\r
+    if ( (viewport.getSelectionGroup() != null) &&\r
+        (viewport.getSelectionGroup().getSize() > 3))\r
     {\r
-      tp = new TreePanel(viewport, viewport.getSelectionGroup().sequences, type,\r
-                         pwType,\r
-                         0, viewport.alignment.getWidth());\r
+      int s = 0;\r
+      SequenceGroup sg = viewport.getSelectionGroup();\r
+\r
+      /* Decide if the selection is a column region */\r
+      while (s < sg.sequences.size())\r
+      {\r
+        if ( ( (SequenceI) sg.sequences.elementAt(s++)).getLength() <\r
+            sg.getEndRes())\r
+        {\r
+          JOptionPane.showMessageDialog(Desktop.desktop,\r
+                                        "The selected region to create a tree may\nonly contain residues or gaps.\n" +\r
+                                        "Try using the Pad function in the edit menu,\n" +\r
+                                        "or one of the multiple sequence alignment web services.",\r
+                                        "Sequences in selection are not aligned",\r
+                                        JOptionPane.WARNING_MESSAGE);\r
+\r
+          return;\r
+        }\r
+      }\r
+\r
+      title = title + " on region";\r
+      tp = new TreePanel(viewport,\r
+                         viewport.getSelectionGroup().sequences, type, pwType,\r
+                         sg.getStartRes(), sg.getEndRes());\r
     }\r
     else\r
     {\r
-      tp = new TreePanel(viewport, viewport.getAlignment().getSequences(),\r
-                         type, pwType, 0, viewport.alignment.getWidth());\r
+      //are the sequences aligned?\r
+      if (!viewport.alignment.isAligned())\r
+      {\r
+        JOptionPane.showMessageDialog(Desktop.desktop,\r
+                                      "The sequences must be aligned before creating a tree.\n" +\r
+                                      "Try using the Pad function in the edit menu,\n" +\r
+                                      "or one of the multiple sequence alignment web services.",\r
+                                      "Sequences not aligned",\r
+                                      JOptionPane.WARNING_MESSAGE);\r
+\r
+        return;\r
+      }\r
+\r
+      tp = new TreePanel(viewport,\r
+                         viewport.getAlignment().getSequences(), type, pwType,\r
+                         0,\r
+                         viewport.alignment.getWidth());\r
     }\r
 \r
-   addTreeMenuItem(tp, title);\r
+    addTreeMenuItem(tp, title);\r
+    viewport.setCurrentTree(tp.getTree());\r
+\r
+    Desktop.addInternalFrame(tp, title + " from " + this.title, 600, 500);\r
+  }\r
+\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param title DOCUMENT ME!\r
+   * @param order DOCUMENT ME!\r
+   */\r
+  public void addSortByOrderMenuItem(String title, final AlignmentOrder order)\r
+  {\r
+    final JMenuItem item = new JMenuItem("by " + title);\r
+    sort.add(item);\r
+    item.addActionListener(new java.awt.event.ActionListener()\r
+    {\r
+      public void actionPerformed(ActionEvent e)\r
+      {\r
+        addHistoryItem(new HistoryItem("Sort", viewport.alignment,\r
+                                       HistoryItem.SORT));\r
 \r
-   Desktop.addInternalFrame(tp, title, 600, 500);\r
+        // TODO: JBPNote - have to map order entries to curent SequenceI pointers\r
+        AlignmentSorter.sortBy(viewport.getAlignment(), order);\r
+        alignPanel.repaint();\r
+      }\r
+    });\r
   }\r
 \r
+  /**\r
+   * Maintain the Order by->Displayed Tree menu.\r
+   * Creates a new menu item for a TreePanel with an appropriate\r
+   * <code>jalview.analysis.AlignmentSorter</code> call. Listeners are added\r
+   * to remove the menu item when the treePanel is closed, and adjust\r
+   * the tree leaf to sequence mapping when the alignment is modified.\r
+   * @param treePanel Displayed tree window.\r
+   * @param title SortBy menu item title.\r
+   */\r
   void addTreeMenuItem(final TreePanel treePanel, String title)\r
   {\r
     final JMenuItem item = new JMenuItem(title);\r
+\r
+    treeCount++;\r
+\r
+    if (treeCount == 1)\r
+    {\r
+      sort.add(sortByTreeMenu);\r
+    }\r
+\r
     sortByTreeMenu.add(item);\r
     item.addActionListener(new java.awt.event.ActionListener()\r
     {\r
       public void actionPerformed(ActionEvent e)\r
       {\r
-        addHistoryItem("sort");\r
-        AlignmentSorter.sortByTree(viewport.getAlignment(), treePanel.getTree());\r
+        addHistoryItem(new HistoryItem("Tree Sort",\r
+                                       viewport.alignment, HistoryItem.SORT));\r
+        AlignmentSorter.sortByTree(viewport.getAlignment(),\r
+                                   treePanel.getTree());\r
         alignPanel.repaint();\r
       }\r
     });\r
 \r
-    treePanel.addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()\r
+    treePanel.addInternalFrameListener(new javax.swing.event.\r
+                                       InternalFrameAdapter()\r
     {\r
-      public void internalFrameClosed(javax.swing.event.InternalFrameEvent evt)\r
+      public void internalFrameClosed(\r
+          javax.swing.event.InternalFrameEvent evt)\r
       {\r
+        treeCount--;\r
         sortByTreeMenu.remove(item);\r
-      };\r
-    });\r
 \r
+        if (treeCount == 0)\r
+        {\r
+          sort.remove(sortByTreeMenu);\r
+        }\r
+      }\r
+      ;\r
+    });\r
   }\r
 \r
-\r
-  public void clustalAlignMenuItem_actionPerformed(ActionEvent e)\r
+  /**\r
+   * Work out whether the whole set of sequences\r
+   * or just the selected set will be submitted for multiple alignment.\r
+   *\r
+   */\r
+  private SequenceI[] gatherSequencesForAlignment()\r
   {\r
-     WebserviceInfo info = new WebserviceInfo("Clustal web service",\r
-     "\"Thompson, J.D., Higgins, D.G. and Gibson, T.J. (1994) CLUSTAL W: improving the sensitivity of progressive multiple"+\r
-     " sequence alignment through sequence weighting, position specific gap penalties and weight matrix choice."\r
-    +" Nucleic Acids Research, submitted, June 1994.",\r
-     450, 150);\r
-\r
-    ClustalThread thread = new ClustalThread(info);\r
-    thread.start();\r
-  }\r
+    // Now, check we have enough sequences\r
+    SequenceI[] msa = null;\r
 \r
-    class ClustalThread extends Thread\r
+    if ( (viewport.getSelectionGroup() != null) &&\r
+        (viewport.getSelectionGroup().getSize() > 1))\r
     {\r
-      WebserviceInfo info;\r
-      public ClustalThread(WebserviceInfo info)\r
-      {this.info = info; }\r
+      // JBPNote UGLY! To prettify, make SequenceGroup and Alignment conform to some common interface!\r
+      SequenceGroup seqs = viewport.getSelectionGroup();\r
+      int sz;\r
+      msa = new SequenceI[sz = seqs.getSize()];\r
 \r
-      public void run()\r
+      for (int i = 0; i < sz; i++)\r
       {\r
-        info.setStatus(WebserviceInfo.STATE_RUNNING);\r
-        jalview.ws.Jemboss jemboss = new jalview.ws.Jemboss();\r
-        Vector sv = viewport.getAlignment().getSequences();\r
-        SequenceI[] seqs = new SequenceI[sv.size()];\r
+        msa[i] = (SequenceI) seqs.getSequenceAt(i);\r
+      }\r
+    }\r
+    else\r
+    {\r
+      Vector seqs = viewport.getAlignment().getSequences();\r
 \r
-        int i = 0;\r
-        do\r
-        {\r
-          seqs[i] = (SequenceI) sv.elementAt(i);\r
-        }\r
-        while (++i < sv.size());\r
+      if (seqs.size() > 1)\r
+      {\r
+        msa = new SequenceI[seqs.size()];\r
 \r
-        SequenceI[] alignment = jemboss.clustalW(seqs); // gaps removed within method\r
-        if (alignment != null)\r
-        {\r
-          AlignFrame af = new AlignFrame(new Alignment(alignment));\r
-          Desktop.addInternalFrame(af, title.concat(" - ClustalW Alignment"),\r
-                                   NEW_WINDOW_WIDTH, NEW_WINDOW_HEIGHT);\r
-          af.clustalColour_actionPerformed(null);\r
-          af.clustalColour.setSelected(true);\r
-          info.setStatus(WebserviceInfo.STATE_STOPPED_OK);\r
-        }\r
-        else\r
+        for (int i = 0; i < seqs.size(); i++)\r
         {\r
-            info.setStatus(WebserviceInfo.STATE_STOPPED_ERROR);\r
-            info.appendProgressText("Problem obtaining clustal alignment");\r
+          msa[i] = (SequenceI) seqs.elementAt(i);\r
         }\r
       }\r
     }\r
-\r
-  protected void jpred_actionPerformed(ActionEvent e)\r
-{\r
-\r
-    if (viewport.getSelectionGroup() != null && viewport.getSelectionGroup().getSize()>0)\r
+    return msa;\r
+  }\r
+\r
+  /**\r
+   * Decides what is submitted to a secondary structure prediction service,\r
+   * the currently selected sequence, or the currently selected alignment\r
+   * (where the first sequence in the set is the one that the prediction\r
+   * will be for).\r
+   */\r
+  SequenceI[] gatherSeqOrMsaForSecStrPrediction()\r
+  {\r
+    SequenceI seq = null;\r
+    SequenceI[] msa = null;\r
+/*\r
+         if (predictindex==-1) {\r
+\r
+          JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
+                                                "The alignment contains no columns or residues usable for prediction!",\r
+                                                "Invalid Alignment Selection", JOptionPane.WARNING_MESSAGE);\r
+          this.\r
+          return;\r
+        }\r
+*/\r
+    if ( (viewport.getSelectionGroup() != null) &&\r
+        (viewport.getSelectionGroup().getSize() > 0))\r
     {\r
       // JBPNote UGLY! To prettify, make SequenceGroup and Alignment conform to some common interface!\r
       SequenceGroup seqs = viewport.getSelectionGroup();\r
-      if (seqs.getSize() == 1 || !viewport.alignment.isAligned())\r
+\r
+      if ( (seqs.getSize() == 1) || !viewport.alignment.isAligned())\r
       {\r
-        JPredClient ct = new JPredClient( (SequenceI)seqs.getSequenceAt(0));\r
+        seq = (SequenceI) seqs.getSequenceAt(0);\r
       }\r
       else\r
       {\r
         int sz;\r
-        SequenceI[] msa = new SequenceI[sz=seqs.getSize()];\r
+        msa = new SequenceI[sz = seqs.getSize()];\r
+\r
         for (int i = 0; i < sz; i++)\r
         {\r
           msa[i] = (SequenceI) seqs.getSequenceAt(i);\r
         }\r
-\r
-        JPredClient ct = new JPredClient(msa);\r
       }\r
-\r
     }\r
     else\r
     {\r
       Vector seqs = viewport.getAlignment().getSequences();\r
 \r
-      if (seqs.size() == 1 || !viewport.alignment.isAligned())\r
+      if ( (seqs.size() == 1) || !viewport.alignment.isAligned())\r
       {\r
-        JPredClient ct = new JPredClient( (SequenceI)\r
-                                         seqs.elementAt(0));\r
+        seq = (SequenceI) seqs.elementAt(0);\r
       }\r
       else\r
       {\r
-        SequenceI[] msa = new SequenceI[seqs.size()];\r
+        msa = new SequenceI[seqs.size()];\r
+\r
         for (int i = 0; i < seqs.size(); i++)\r
         {\r
           msa[i] = (SequenceI) seqs.elementAt(i);\r
         }\r
-\r
-        JPredClient ct = new JPredClient(msa);\r
       }\r
-\r
     }\r
+    if (msa != null)\r
+    {\r
+      return msa;\r
+    }\r
+    else\r
+    {\r
+      if (seq != null)\r
+      {\r
+        return new SequenceI[]\r
+            {\r
+            seq};\r
+      }\r
+    }\r
+    return null;\r
   }\r
-\r
-    protected void LoadtreeMenuItem_actionPerformed(ActionEvent e) {\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param e DOCUMENT ME!\r
+   */\r
+  protected void LoadtreeMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
     // Pick the tree file\r
     JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.\r
-        getProperty("LAST_DIRECTORY"));\r
+        getProperty(\r
+            "LAST_DIRECTORY"));\r
     chooser.setFileView(new JalviewFileView());\r
     chooser.setDialogTitle("Select a newick-like tree file");\r
     chooser.setToolTipText("Load a tree file");\r
+\r
     int value = chooser.showOpenDialog(null);\r
+\r
     if (value == JalviewFileChooser.APPROVE_OPTION)\r
     {\r
       String choice = chooser.getSelectedFile().getPath();\r
       jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice);\r
-      TreePanel treepanel = null;\r
+\r
       try\r
       {\r
-        jalview.io.NewickFile fin = new jalview.io.NewickFile(choice, "File");\r
-        fin.parse();\r
-\r
-        if (fin.getTree() != null)\r
-        {\r
-          TreePanel tp = null;\r
-          tp = new TreePanel(viewport, viewport.getAlignment().getSequences(),\r
-                             fin, "FromFile", choice);\r
-          Desktop.addInternalFrame(tp, title, 600, 500);\r
-          addTreeMenuItem(tp, title);\r
-        }\r
+        jalview.io.NewickFile fin = new jalview.io.NewickFile(choice,\r
+            "File");\r
+        viewport.setCurrentTree(ShowNewickTree(fin, choice).getTree());\r
       }\r
       catch (Exception ex)\r
       {\r
@@ -1232,4 +2311,321 @@ public class AlignFrame extends GAlignFrame
     }\r
   }\r
 \r
+\r
+  public TreePanel ShowNewickTree(NewickFile nf, String title)\r
+  {\r
+    return ShowNewickTree(nf,title,600,500,4,5);\r
+  }\r
+  /**\r
+   * DOCUMENT ME!\r
+   *\r
+   * @param nf DOCUMENT ME!\r
+   * @param title DOCUMENT ME!\r
+   *\r
+   * @return DOCUMENT ME!\r
+   */\r
+  public TreePanel ShowNewickTree(NewickFile nf, String title, int w,int h,int x, int y)\r
+  {\r
+    TreePanel tp = null;\r
+\r
+    try\r
+    {\r
+      nf.parse();\r
+\r
+      if (nf.getTree() != null)\r
+      {\r
+        tp = new TreePanel(viewport,\r
+                           viewport.getAlignment().getSequences(), nf,\r
+                           "FromFile",\r
+                           title);\r
+\r
+        tp.setSize(w,h);\r
+\r
+        if(x>0 && y>0)\r
+          tp.setLocation(x,y);\r
+\r
+\r
+        Desktop.addInternalFrame(tp, title, w, h);\r
+        addTreeMenuItem(tp, title);\r
+      }\r
+    }\r
+    catch (Exception ex)\r
+    {\r
+      ex.printStackTrace();\r
+    }\r
+\r
+    return tp;\r
+  }\r
+\r
+  class PrintThread\r
+      extends Thread\r
+  {\r
+    public void run()\r
+    {\r
+      PrinterJob printJob = PrinterJob.getPrinterJob();\r
+      PageFormat pf = printJob.pageDialog(printJob.defaultPage());\r
+      printJob.setPrintable(alignPanel, pf);\r
+\r
+      if (printJob.printDialog())\r
+      {\r
+        try\r
+        {\r
+          printJob.print();\r
+        }\r
+        catch (Exception PrintException)\r
+        {\r
+          PrintException.printStackTrace();\r
+        }\r
+      }\r
+    }\r
+  }\r
+\r
+  /**\r
+   * Generates menu items and listener event actions for web service clients\r
+   *\r
+   */\r
+  public void BuildWebServiceMenu()\r
+  {\r
+    if ( (Discoverer.services != null)\r
+        && (Discoverer.services.size() > 0))\r
+    {\r
+      Vector msaws = (Vector) Discoverer.services.get("MsaWS");\r
+      Vector secstrpr = (Vector) Discoverer.services.get("SecStrPred");\r
+      Vector wsmenu = new Vector();\r
+      if (msaws != null)\r
+      {\r
+        // Add any Multiple Sequence Alignment Services\r
+        final JMenu msawsmenu = new JMenu("Alignment");\r
+        for (int i = 0, j = msaws.size(); i < j; i++)\r
+        {\r
+          final ext.vamsas.ServiceHandle sh = (ext.vamsas.ServiceHandle) msaws.\r
+              get(i);\r
+          final JMenuItem method = new JMenuItem(sh.getName());\r
+          method.addActionListener(new ActionListener()\r
+          {\r
+            public void actionPerformed(ActionEvent e)\r
+            {\r
+              SequenceI[] msa = gatherSequencesForAlignment();\r
+              new jalview.ws.MsaWSClient(sh, title, msa,\r
+                  false, true, viewport.getAlignment().getDataset());\r
+\r
+            }\r
+\r
+          });\r
+          msawsmenu.add(method);\r
+          // Deal with services that we know accept partial alignments.\r
+          if (sh.getName().indexOf("lustal") > -1)\r
+          {\r
+            // We know that ClustalWS can accept partial alignments for refinement.\r
+            final JMenuItem methodR = new JMenuItem(sh.getName()+" Realign");\r
+            methodR.addActionListener(new ActionListener()\r
+            {\r
+              public void actionPerformed(ActionEvent e)\r
+              {\r
+                SequenceI[] msa = gatherSequencesForAlignment();\r
+                new jalview.ws.MsaWSClient(sh, title, msa,\r
+                    true, true, viewport.getAlignment().getDataset());\r
+\r
+              }\r
+\r
+            });\r
+            msawsmenu.add(methodR);\r
+\r
+          }\r
+        }\r
+        wsmenu.add(msawsmenu);\r
+      }\r
+      if (secstrpr != null)\r
+      {\r
+        // Add any secondary structure prediction services\r
+        final JMenu secstrmenu = new JMenu("Secondary Structure Prediction");\r
+        for (int i = 0, j = secstrpr.size(); i < j; i++)\r
+        {\r
+          final ext.vamsas.ServiceHandle sh = (ext.vamsas.ServiceHandle)\r
+              secstrpr.get(i);\r
+          final JMenuItem method = new JMenuItem(sh.getName());\r
+          method.addActionListener(new ActionListener()\r
+          {\r
+            public void actionPerformed(ActionEvent e)\r
+            {\r
+              SequenceI[] msa = SeqsetUtils.getNonEmptySequenceSet(gatherSeqOrMsaForSecStrPrediction());\r
+              if (msa==null) {\r
+                JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
+                    "There are no columns or residues usable for prediction!\n"\r
+                    +"There must be valid residues in at least one\n"\r
+                    +"of the sequences in the alignment,\n"\r
+                    +"or in the currently selected region.",\r
+                    "Invalid Input for Secondary Structure Prediction",\r
+                    JOptionPane.WARNING_MESSAGE);\r
+                return;\r
+              }\r
+\r
+              if (msa.length == 1)\r
+              {\r
+                // Single Sequence prediction\r
+                new jalview.ws.JPredClient(sh,title, msa[0]);\r
+              }\r
+              else\r
+              {\r
+                if (msa.length > 1)\r
+                {\r
+                  // Aligned Sequences prediction\r
+                  jalview.ws.JPredClient ct = new jalview.ws.JPredClient(sh,\r
+                      title, msa);\r
+                }\r
+              }\r
+            }\r
+          });\r
+          secstrmenu.add(method);\r
+        }\r
+        wsmenu.add(secstrmenu);\r
+      }\r
+      this.webService.removeAll();\r
+      for (int i = 0, j = wsmenu.size(); i < j; i++)\r
+      {\r
+        webService.add( (JMenu) wsmenu.get(i));\r
+      }\r
+    }\r
+    else\r
+    {\r
+      this.webService.removeAll();\r
+      this.webService.add(this.webServiceNoServices);\r
+    }\r
+    // TODO: add in rediscovery function\r
+    // TODO: reduce code redundancy.\r
+    // TODO: group services by location as well as function.\r
+  }\r
+\r
+ /* public void vamsasStore_actionPerformed(ActionEvent e)\r
+  {\r
+    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.\r
+        getProperty("LAST_DIRECTORY"));\r
+\r
+    chooser.setFileView(new JalviewFileView());\r
+    chooser.setDialogTitle("Export to Vamsas file");\r
+    chooser.setToolTipText("Export");\r
+\r
+    int value = chooser.showSaveDialog(this);\r
+\r
+    if (value == JalviewFileChooser.APPROVE_OPTION)\r
+    {\r
+      jalview.io.VamsasDatastore vs = new jalview.io.VamsasDatastore(viewport);\r
+      //vs.store(chooser.getSelectedFile().getAbsolutePath()   );\r
+      vs.storeJalview( chooser.getSelectedFile().getAbsolutePath(), this);\r
+    }\r
+  }*/\r
+\r
+  public void featureSettings_actionPerformed(ActionEvent e)\r
+  {\r
+    new FeatureSettings(viewport, alignPanel);\r
+  }\r
+\r
+\r
+\r
+public void showTranslation_actionPerformed(ActionEvent e)\r
+{\r
+  int s, sSize = viewport.alignment.getHeight();\r
+  SequenceI [] newSeq = new SequenceI[sSize];\r
+\r
+  int res, resSize;\r
+  StringBuffer protein;\r
+  String seq;\r
+  for(s=0; s<sSize; s++)\r
+  {\r
+    protein = new StringBuffer();\r
+    seq = AlignSeq.extractGaps("-. ", viewport.alignment.getSequenceAt(s).getSequence());\r
+    resSize = seq.length();\r
+    for(res = 0; res < resSize; res+=3)\r
+    {\r
+      String codon = seq.substring(res, res+3);\r
+      codon = codon.replace('U', 'T');\r
+      String aa = ResidueProperties.codonTranslate(codon);\r
+      if(aa==null)\r
+        protein.append(viewport.getGapCharacter());\r
+      else if(aa.equals("STOP"))\r
+        protein.append("X");\r
+      else\r
+        protein.append( aa );\r
+    }\r
+    newSeq[s] = new Sequence(viewport.alignment.getSequenceAt(s).getName(), protein.toString());\r
+  }\r
+\r
+\r
+  AlignmentI al = new Alignment(newSeq);\r
+  al.setDataset(null);\r
+\r
+\r
+  ////////////////////////////////\r
+  // Copy annotations across\r
+  jalview.datamodel.AlignmentAnnotation[] annotations\r
+      = viewport.alignment.getAlignmentAnnotation();\r
+  int a, aSize;\r
+  for (int i = 0; i < annotations.length; i++)\r
+  {\r
+\r
+    if (annotations[i].label.equals("Quality") ||\r
+        annotations[i].label.equals("Conservation") ||\r
+        annotations[i].label.equals("Consensus"))\r
+    {\r
+      continue;\r
+    }\r
+\r
+\r
+    aSize = viewport.alignment.getWidth()/3;\r
+    jalview.datamodel.Annotation [] anots =\r
+        new jalview.datamodel.Annotation[aSize];\r
+\r
+    for(a=0; a<viewport.alignment.getWidth(); a++)\r
+    {\r
+     if( annotations[i].annotations[a]==null\r
+      || annotations[i].annotations[a]==null)\r
+       continue;\r
+\r
+      anots[a/3] = new Annotation(\r
+     annotations[i].annotations[a].displayCharacter,\r
+     annotations[i].annotations[a].description,\r
+     annotations[i].annotations[a].secondaryStructure,\r
+     annotations[i].annotations[a].value,\r
+     annotations[i].annotations[a].colour);\r
+    }\r
+\r
+    jalview.datamodel.AlignmentAnnotation aa\r
+          = new jalview.datamodel.AlignmentAnnotation(annotations[i].label,\r
+       annotations[i].description, anots );\r
+     al.addAnnotation(aa);\r
+  }\r
+\r
+\r
+    AlignFrame af = new AlignFrame(al);\r
+    Desktop.addInternalFrame(af, "Translation of "+this.getTitle(),\r
+                             NEW_WINDOW_WIDTH,\r
+                             NEW_WINDOW_HEIGHT);\r
+\r
+\r
+   // AlignViewport newViewport = new AlignViewport(al);\r
+   // AlignmentPanel ap = new AlignmentPanel(this, newViewport);\r
+   // tabbedPane.add("Protein", ap);\r
+   // viewports.add(newViewport);\r
+  //  alignPanels.add(ap);\r
+\r
+    ///Dataset tab\r
+  /////////////////////////\r
+\r
+  //  AlignViewport ds = new AlignViewport(al.getDataset());\r
+  //  ds.setDataset(true);\r
+  //  AlignmentPanel dap = new AlignmentPanel(this, ds);\r
+  //  tabbedPane.add("Dataset", dap);\r
+  //  viewports.add(ds);\r
+  //  alignPanels.add(dap);\r
+  /////////////////////////\r
+\r
+\r
+}\r
+\r
+/*public void tabSelected()\r
+ {\r
+  int index = tabbedPane.getSelectedIndex();\r
+  viewport = (AlignViewport)viewports.elementAt(index);\r
+  alignPanel = (AlignmentPanel)alignPanels.elementAt(index);\r
+ }*/\r
 }\r