Reload jar files
[jalview.git] / src / jalview / gui / AlignFrame.java
index 1bcd39e..ae814c1 100755 (executable)
@@ -1,6 +1,6 @@
 /*
  * Jalview - A Sequence Alignment Editor and Viewer
- * Copyright (C) 2006 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+ * Copyright (C) 2007 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -24,19 +24,18 @@ import java.util.*;
 
 import java.awt.*;
 import java.awt.datatransfer.*;
+import java.awt.dnd.*;
 import java.awt.event.*;
 import java.awt.print.*;
 import javax.swing.*;
 
 import jalview.analysis.*;
+import jalview.commands.*;
 import jalview.datamodel.*;
 import jalview.io.*;
 import jalview.jbgui.*;
 import jalview.schemes.*;
-import jalview.util.ShiftList;
 import jalview.ws.*;
-import java.awt.dnd.*;
-import org.biojava.dasobert.eventmodel.*;
 
 /**
  * DOCUMENT ME!
@@ -45,7 +44,7 @@ import org.biojava.dasobert.eventmodel.*;
  * @version $Revision$
  */
 public class AlignFrame
-    extends GAlignFrame implements DropTargetListener, FeatureListener
+    extends GAlignFrame implements DropTargetListener
 {
   /** DOCUMENT ME!! */
   public static final int DEFAULT_WIDTH = 700;
@@ -53,17 +52,15 @@ public class AlignFrame
   /** DOCUMENT ME!! */
   public static final int DEFAULT_HEIGHT = 500;
   public AlignmentPanel alignPanel;
-  AlignViewport viewport;
 
+  AlignViewport viewport;
 
   Vector alignPanels = new Vector();
 
-
   /** DOCUMENT ME!! */
-  public String currentFileFormat = null;
-  Stack historyList = new Stack();
-  Stack redoList = new Stack();
-  private int treeCount = 0;
+  String currentFileFormat = null;
+
+  String fileName = null;
 
   /**
    * Creates a new AlignFrame object.
@@ -75,7 +72,6 @@ public class AlignFrame
     this(al, null, width, height);
   }
 
-
   /**
    * new alignment window with hidden columns
    * @param al AlignmentI
@@ -89,12 +85,12 @@ public class AlignFrame
 
     alignPanel = new AlignmentPanel(this, viewport);
 
-    if(al.getDataset()==null)
+    if (al.getDataset() == null)
     {
       al.setDataset(null);
     }
 
-    addAlignmentPanel(alignPanel);
+    addAlignmentPanel(alignPanel, true);
     init();
   }
 
@@ -107,7 +103,7 @@ public class AlignFrame
   {
     viewport = ap.av;
     alignPanel = ap;
-    addAlignmentPanel(ap);
+    addAlignmentPanel(ap, false);
     init();
   }
 
@@ -115,290 +111,288 @@ public class AlignFrame
   {
     this.setDropTarget(new java.awt.dnd.DropTarget(this, this));
 
-    if (viewport.hconsensus == null)
+    if (viewport.conservation == null)
     {
-      //Out of memory calculating consensus.
       BLOSUM62Colour.setEnabled(false);
-      PIDColour.setEnabled(false);
       conservationMenuItem.setEnabled(false);
       modifyConservation.setEnabled(false);
-      abovePIDThreshold.setEnabled(false);
-      modifyPID.setEnabled(false);
+      //  PIDColour.setEnabled(false);
+      //  abovePIDThreshold.setEnabled(false);
+      //  modifyPID.setEnabled(false);
     }
 
     String sortby = jalview.bin.Cache.getDefault("SORT_ALIGNMENT", "No sort");
 
     if (sortby.equals("Id"))
+    {
       sortIDMenuItem_actionPerformed(null);
+    }
     else if (sortby.equals("Pairwise Identity"))
+    {
       sortPairwiseMenuItem_actionPerformed(null);
+    }
 
     if (Desktop.desktop != null)
-   {
-     addServiceListeners();
-     setGUINucleotide(viewport.alignment.isNucleotide());
-   }
+    {
+      addServiceListeners();
+      setGUINucleotide(viewport.alignment.isNucleotide());
+    }
 
-   if (jalview.bin.Cache.getDefault("WRAP_ALIGNMENT", false))
-   {
-     wrapMenuItem.setSelected(true);
-     wrapMenuItem_actionPerformed(null);
-   }
+    setMenusFromViewport(viewport);
+
+    if (viewport.wrapAlignment)
+    {
+      wrapMenuItem_actionPerformed(null);
+    }
+
+    if (jalview.bin.Cache.getDefault("SHOW_OVERVIEW",false))
+    {
+      this.overviewMenuItem_actionPerformed(null);
+    }
+
+    addKeyListener();
 
-   addKeyListener();
+  }
+
+  public void setFileName(String file, String format)
+  {
+    fileName = file;
+    currentFileFormat = format;
+    reload.setEnabled(true);
   }
 
   void addKeyListener()
   {
-      final AlignFrame af = this;
-      addKeyListener(new KeyAdapter()
+    addKeyListener(new KeyAdapter()
+    {
+      public void keyPressed(KeyEvent evt)
       {
-        public void keyPressed(KeyEvent evt)
+        if (viewport.cursorMode
+            && evt.getKeyCode() >= KeyEvent.VK_0
+            && evt.getKeyCode() <= KeyEvent.VK_9)
         {
-          if (viewport.cursorMode
-              && evt.getKeyCode() >= KeyEvent.VK_0
-              && evt.getKeyCode() <= KeyEvent.VK_9)
-          {
-            alignPanel.seqPanel.numberPressed(evt.getKeyChar());
-          }
-
-          switch (evt.getKeyCode())
-          {
-            case KeyEvent.VK_V:
-              if (!evt.isControlDown())
-              {
-                AlignmentI al;
-                if(viewport.hasHiddenRows)
-                {
-                  al = viewport.alignment.getHiddenSequences().getFullAlignment();
-                }
-                else
-                  al = new Alignment(viewport.alignment.getSequencesArray());
-
-                AlignViewport newview = new AlignViewport(al);
-
-                AlignmentPanel copy = new AlignmentPanel(af, newview);
-
-                if(viewport.viewName==null)
-                  viewport.viewName="View 1";
+          alignPanel.seqPanel.numberPressed(evt.getKeyChar());
+        }
 
-                copy.av.sequenceSetID = viewport.getSequenceSetId();
-                copy.av.viewName = "View " +
-                    (Desktop.getViewCount(viewport.getSequenceSetId())+1);
+        switch (evt.getKeyCode())
+        {
 
+          case 27: // escape key
+            deselectAllSequenceMenuItem_actionPerformed(null);
 
-                addAlignmentPanel(copy);
-                PaintRefresher.Register(copy, viewport.getSequenceSetId());
-                PaintRefresher.Register(alignPanel,
-                                        viewport.getSequenceSetId());
+            break;
 
-              }
-              break;
-            case KeyEvent.VK_G:
-              Desktop.instance.gatherViews(af);
-              break;
+          case KeyEvent.VK_DOWN:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.moveCursor(0, 1);
+            }
+            else
+            {
+              moveSelectedSequences(false);
+            }
+            break;
 
-            case KeyEvent.VK_X:
-              if (!evt.isControlDown())
-              {
-                Desktop.instance.explodeViews(af);
-              }
-              break;
+          case KeyEvent.VK_UP:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.moveCursor(0, -1);
+            }
+            else
+            {
+              moveSelectedSequences(true);
+            }
+            break;
 
+          case KeyEvent.VK_LEFT:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.moveCursor( -1, 0);
+            }
+            break;
 
-            case 27: // escape key
-              deselectAllSequenceMenuItem_actionPerformed(null);
+          case KeyEvent.VK_RIGHT:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.moveCursor(1, 0);
+            }
+            break;
 
-              break;
+          case KeyEvent.VK_SPACE:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.insertGapAtCursor(evt.isControlDown()
+                  || evt.isShiftDown()
+                  || evt.isAltDown());
+            }
+            break;
 
-            case KeyEvent.VK_DOWN:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.moveCursor(0, 1);
-              }
-              else
-                moveSelectedSequences(false);
-              break;
+          case KeyEvent.VK_DELETE:
+          case KeyEvent.VK_BACK_SPACE:
+            if (!viewport.cursorMode)
+            {
+              cut_actionPerformed(null);
+            }
+            else
+            {
+              alignPanel.seqPanel.deleteGapAtCursor(evt.isControlDown()
+                  || evt.isShiftDown()
+                  || evt.isAltDown());
+            }
 
-            case KeyEvent.VK_UP:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.moveCursor(0, -1);
-              }
-              else
-                moveSelectedSequences(true);
-              break;
+            break;
 
-            case KeyEvent.VK_LEFT:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.moveCursor( -1, 0);
-              }
-              break;
+          case KeyEvent.VK_S:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.setCursorRow();
+            }
+            break;
+          case KeyEvent.VK_C:
+            if (viewport.cursorMode && !evt.isControlDown())
+            {
+              alignPanel.seqPanel.setCursorColumn();
+            }
+            break;
+          case KeyEvent.VK_P:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.setCursorPosition();
+            }
+            break;
 
-            case KeyEvent.VK_RIGHT:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.moveCursor(1, 0);
-              }
-              break;
+          case KeyEvent.VK_ENTER:
+          case KeyEvent.VK_COMMA:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.setCursorRowAndColumn();
+            }
+            break;
 
-            case KeyEvent.VK_SPACE:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.insertGapAtCursor(evt.isControlDown()
-                                           || evt.isShiftDown()
-                                           || evt.isAltDown());
-              }
-              break;
+          case KeyEvent.VK_Q:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.setSelectionAreaAtCursor(true);
+            }
+            break;
+          case KeyEvent.VK_M:
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.setSelectionAreaAtCursor(false);
+            }
+            break;
 
-            case KeyEvent.VK_DELETE:
-            case KeyEvent.VK_BACK_SPACE:
-              if (!viewport.cursorMode)
-              {
-                cut_actionPerformed(null);
-              }
-              else
-                alignPanel.seqPanel.deleteGapAtCursor(evt.isControlDown()
-                                           || evt.isShiftDown()
-                                           || evt.isAltDown());
+          case KeyEvent.VK_F2:
+            viewport.cursorMode = !viewport.cursorMode;
+            statusBar.setText("Keyboard editing mode is " +
+                              (viewport.cursorMode ? "on" : "off"));
+            if (viewport.cursorMode)
+            {
+              alignPanel.seqPanel.seqCanvas.cursorX = viewport.startRes;
+              alignPanel.seqPanel.seqCanvas.cursorY = viewport.startSeq;
+            }
+            alignPanel.seqPanel.seqCanvas.repaint();
+            break;
 
-              break;
+          case KeyEvent.VK_F1:
+            try
+            {
+              ClassLoader cl = jalview.gui.Desktop.class.getClassLoader();
+              java.net.URL url = javax.help.HelpSet.findHelpSet(cl, "help/help");
+              javax.help.HelpSet hs = new javax.help.HelpSet(cl, url);
 
-            case KeyEvent.VK_S:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.setCursorRow();
-              }
-              break;
-            case KeyEvent.VK_C:
-              if (viewport.cursorMode && !evt.isControlDown())
-              {
-                alignPanel.seqPanel.setCursorColumn();
-              }
-              break;
-            case KeyEvent.VK_P:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.setCursorPosition();
-              }
-              break;
+              javax.help.HelpBroker hb = hs.createHelpBroker();
+              hb.setCurrentID("home");
+              hb.setDisplayed(true);
+            }
+            catch (Exception ex)
+            {
+              ex.printStackTrace();
+            }
+            break
+                ;
+          case KeyEvent.VK_H:
+          {
+            boolean toggleSeqs = !evt.isControlDown();
+            boolean toggleCols = !evt.isShiftDown();
 
-            case KeyEvent.VK_ENTER:
-            case KeyEvent.VK_COMMA:
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.setCursorRowAndColumn();
-              }
-              break;
+            boolean hide = false;
 
-            case KeyEvent.VK_Q:
-              if (viewport.cursorMode)
+            SequenceGroup sg = viewport.getSelectionGroup();
+            if (toggleSeqs)
+            {
+              if (sg != null && sg.getSize() != viewport.alignment.getHeight())
               {
-                alignPanel.seqPanel.setSelectionAreaAtCursor(true);
+                hideSelSequences_actionPerformed(null);
+                hide = true;
               }
-              break;
-            case KeyEvent.VK_M:
-              if (viewport.cursorMode)
+              else if (! (toggleCols &&
+                          viewport.colSel.getSelected().size() > 0))
               {
-                alignPanel.seqPanel.setSelectionAreaAtCursor(false);
+                showAllSeqs_actionPerformed(null);
               }
-              break;
-
-            case KeyEvent.VK_F2:
-              viewport.cursorMode = !viewport.cursorMode;
-              statusBar.setText("Keyboard editing mode is " +
-                                           (viewport.cursorMode ? "on" : "off"));
-              if (viewport.cursorMode)
-              {
-                alignPanel.seqPanel.seqCanvas.cursorX = viewport.startRes;
-                alignPanel.seqPanel.seqCanvas.cursorY = viewport.startSeq;
-              }
-              alignPanel.seqPanel.seqCanvas.repaint();
-              break;
-
-            case KeyEvent.VK_F1:
-              try
-              {
-                ClassLoader cl = jalview.gui.Desktop.class.getClassLoader();
-                java.net.URL url = javax.help.HelpSet.findHelpSet(cl, "help/help");
-                javax.help.HelpSet hs = new javax.help.HelpSet(cl, url);
+            }
 
-                javax.help.HelpBroker hb = hs.createHelpBroker();
-                hb.setCurrentID("home");
-                hb.setDisplayed(true);
-              }
-              catch (Exception ex)
-              {
-                ex.printStackTrace();
-              }
-              break
-                  ;
-            case KeyEvent.VK_H:
+            if (toggleCols)
             {
-              boolean toggleSeqs = !evt.isControlDown();
-              boolean toggleCols = !evt.isShiftDown();
-
-              boolean hide = false;
-
-              SequenceGroup sg = viewport.getSelectionGroup();
-              if (toggleSeqs)
+              if (viewport.colSel.getSelected().size() > 0)
               {
-                if (sg != null && sg.getSize(false) != viewport.alignment.getHeight())
+                hideSelColumns_actionPerformed(null);
+                if (!toggleSeqs)
                 {
-                  hideSelSequences_actionPerformed(null);
-                  hide = true;
+                  viewport.selectionGroup = sg;
                 }
-                else if (! (toggleCols && viewport.colSel.getSelected().size() > 0))
-                  showAllSeqs_actionPerformed(null);
               }
-
-              if (toggleCols)
+              else if (!hide)
               {
-                if (viewport.colSel.getSelected().size() > 0)
-                {
-                  hideSelColumns_actionPerformed(null);
-                  if (!toggleSeqs)
-                    viewport.selectionGroup = sg;
-                }
-                else if (!hide)
-                  showAllColumns_actionPerformed(null);
+                showAllColumns_actionPerformed(null);
               }
-              break;
             }
-            case KeyEvent.VK_PAGE_UP:
-              if (viewport.wrapAlignment)
-                alignPanel.scrollUp(true);
-              else
-                alignPanel.setScrollValues(viewport.startRes,
-                                           viewport.startSeq
-                                           - viewport.endSeq + viewport.startSeq);
-              break;
-            case KeyEvent.VK_PAGE_DOWN:
-              if (viewport.wrapAlignment)
-                alignPanel.scrollUp(false);
-              else
-                alignPanel.setScrollValues(viewport.startRes,
-                                           viewport.startSeq
-                                           + viewport.endSeq - viewport.startSeq);
-              break;
-
-
+            break;
           }
+          case KeyEvent.VK_PAGE_UP:
+            if (viewport.wrapAlignment)
+            {
+              alignPanel.scrollUp(true);
+            }
+            else
+            {
+              alignPanel.setScrollValues(viewport.startRes,
+                                         viewport.startSeq
+                                         - viewport.endSeq + viewport.startSeq);
+            }
+            break;
+          case KeyEvent.VK_PAGE_DOWN:
+            if (viewport.wrapAlignment)
+            {
+              alignPanel.scrollUp(false);
+            }
+            else
+            {
+              alignPanel.setScrollValues(viewport.startRes,
+                                         viewport.startSeq
+                                         + viewport.endSeq - viewport.startSeq);
+            }
+            break;
         }
-      });
+      }
+    });
   }
 
-
-  public void addAlignmentPanel(final AlignmentPanel ap)
+  public void addAlignmentPanel(final AlignmentPanel ap,
+                                boolean newPanel)
   {
+    ap.alignFrame = this;
+
     alignPanels.addElement(ap);
 
+    PaintRefresher.Register(ap, ap.av.getSequenceSetId());
+
     int aSize = alignPanels.size();
 
-   tabbedPane.setVisible(aSize>1 || ap.av.viewName!=null);
+    tabbedPane.setVisible(aSize > 1 || ap.av.viewName != null);
 
-    if (aSize == 1 && ap.av.viewName==null)
+    if (aSize == 1 && ap.av.viewName == null)
     {
       this.getContentPane().add(ap, BorderLayout.CENTER);
     }
@@ -406,32 +400,36 @@ public class AlignFrame
     {
       if (aSize == 2)
       {
-        AlignmentPanel first = (AlignmentPanel) alignPanels.firstElement();
-        tabbedPane.addTab(first.av.viewName==null?"Original":first.av.viewName,first);
-
-        this.getContentPane().add(tabbedPane, BorderLayout.CENTER);
+        setInitialTabVisible();
       }
 
-      tabbedPane.addTab(ap.av.viewName==null?"Original":ap.av.viewName, ap);
-    }
+      expandViews.setEnabled(true);
+      gatherViews.setEnabled(true);
+      tabbedPane.addTab(ap.av.viewName, ap);
 
+      ap.setVisible(false);
+    }
 
-    ap.av.addPropertyChangeListener(new PropertyChangeListener()
+    if (newPanel)
     {
-     public void propertyChange(PropertyChangeEvent evt)
-     {
-       if (evt.getPropertyName().equals("alignment"))
-       {
-         PaintRefresher.Refresh(ap, ap.av.getSequenceSetId());
-         alignmentChanged();
-       }
-     }
-   });
-
+      if (ap.av.padGaps)
+      {
+        ap.av.alignment.padGaps();
+      }
+      ap.av.updateConservation(ap);
+      ap.av.updateConsensus(ap);
+    }
   }
 
-
-
+  public void setInitialTabVisible()
+  {
+    expandViews.setEnabled(true);
+    gatherViews.setEnabled(true);
+    tabbedPane.setVisible(true);
+    AlignmentPanel first = (AlignmentPanel) alignPanels.firstElement();
+    tabbedPane.addTab(first.av.viewName, first);
+    this.getContentPane().add(tabbedPane, BorderLayout.CENTER);
+  }
 
   public AlignViewport getViewport()
   {
@@ -466,7 +464,7 @@ public class AlignFrame
       {
         // System.out.println("deregistering discoverer listener");
         Desktop.discoverer.removePropertyChangeListener(thisListener);
-        closeMenuItem_actionPerformed(null);
+        closeMenuItem_actionPerformed(true);
       }
       ;
     });
@@ -474,50 +472,72 @@ public class AlignFrame
 
   public void setGUINucleotide(boolean nucleotide)
   {
-    showTranslation.setVisible( nucleotide );
-    //sequenceFeatures.setVisible(!nucleotide );
-    //featureSettings.setVisible( !nucleotide );
-    conservationMenuItem.setVisible( !nucleotide );
-    modifyConservation.setVisible(   !nucleotide );
+    showTranslation.setVisible(nucleotide);
+    conservationMenuItem.setEnabled(!nucleotide);
+    modifyConservation.setEnabled(!nucleotide);
 
     //Remember AlignFrame always starts as protein
-    if(!nucleotide)
+    if (!nucleotide)
     {
-      calculateMenu.remove(calculateMenu.getItemCount()-2);
+      calculateMenu.remove(calculateMenu.getItemCount() - 2);
     }
   }
 
-  public void comeBackLater(FeatureEvent evt)
-  {}
+  /**
+   * Need to call this method when tabs are selected for multiple views,
+   * or when loading from Jalview2XML.java
+   * @param av AlignViewport
+   */
+  void setMenusFromViewport(AlignViewport av)
+  {
+    padGapsMenuitem.setSelected(av.padGaps);
+    colourTextMenuItem.setSelected(av.showColourText);
+    abovePIDThreshold.setSelected(av.getAbovePIDThreshold());
+    conservationMenuItem.setSelected(av.getConservationSelected());
+    seqLimits.setSelected(av.getShowJVSuffix());
+    idRightAlign.setSelected(av.rightAlignIds);
+    renderGapsMenuItem.setSelected(av.renderGaps);
+    wrapMenuItem.setSelected(av.wrapAlignment);
+    scaleAbove.setVisible(av.wrapAlignment);
+    scaleLeft.setVisible(av.wrapAlignment);
+    scaleRight.setVisible(av.wrapAlignment);
+    annotationPanelMenuItem.setState(av.showAnnotation);
+    viewBoxesMenuItem.setSelected(av.showBoxes);
+    viewTextMenuItem.setSelected(av.showText);
+
+    setColourSelected(ColourSchemeProperty.
+                      getColourName(av.getGlobalColourScheme()));
+
+    showSeqFeatures.setSelected(av.showSequenceFeatures);
+    hiddenMarkers.setState(av.showHiddenMarkers);
+    applyToAllGroups.setState(av.colourAppliesToAllGroups);
 
-  public void newFeatures(FeatureEvent evt)
-  {
-    if (evt.getFeatures().length > 0)
-    {
-      alignPanel.seqPanel.seqCanvas.fr.featuresAdded();
-      alignPanel.repaint();
-    }
+    updateEditMenuBar();
   }
 
   Hashtable progressBars;
   public void setProgressBar(String message, long id)
   {
-    if(progressBars == null)
+    if (progressBars == null)
+    {
       progressBars = new Hashtable();
+    }
 
     JPanel progressPanel;
     GridLayout layout = (GridLayout) statusPanel.getLayout();
-    if(progressBars.get( new Long(id) )!=null)
-     {
-       progressPanel = (JPanel)progressBars.get( new Long(id) );
-       statusPanel.remove(progressPanel);
-       progressBars.remove( progressPanel );
-       progressPanel = null;
-       if(message!=null)
-         statusBar.setText(message);
-
-       layout.setRows(layout.getRows() - 1);
-     }
+    if (progressBars.get(new Long(id)) != null)
+    {
+      progressPanel = (JPanel) progressBars.get(new Long(id));
+      statusPanel.remove(progressPanel);
+      progressBars.remove(progressPanel);
+      progressPanel = null;
+      if (message != null)
+      {
+        statusBar.setText(message);
+      }
+
+      layout.setRows(layout.getRows() - 1);
+    }
     else
     {
       progressPanel = new JPanel(new BorderLayout(10, 5));
@@ -537,13 +557,12 @@ public class AlignFrame
     validate();
   }
 
-
   /*
    Added so Castor Mapping file can obtain Jalview Version
-  */
+   */
   public String getVersion()
   {
-    return  jalview.bin.Cache.getProperty("VERSION");
+    return jalview.bin.Cache.getProperty("VERSION");
   }
 
   public FeatureRenderer getFeatureRenderer()
@@ -551,7 +570,6 @@ public class AlignFrame
     return alignPanel.seqPanel.seqCanvas.getFeatureRenderer();
   }
 
-
   public void fetchSequence_actionPerformed(ActionEvent e)
   {
     new SequenceFetcher(this);
@@ -562,6 +580,51 @@ public class AlignFrame
     Desktop.instance.inputLocalFileMenuItem_actionPerformed(viewport);
   }
 
+  public void reload_actionPerformed(ActionEvent e)
+  {
+    if (fileName != null)
+    {
+      if (currentFileFormat.equals("Jalview"))
+      {
+        JInternalFrame[] frames = Desktop.desktop.getAllFrames();
+        for (int i = 0; i < frames.length; i++)
+        {
+          if (frames[i] instanceof AlignFrame
+              && frames[i] != this
+              && ( (AlignFrame) frames[i]).fileName.equals(fileName))
+          {
+            try
+            {
+              frames[i].setSelected(true);
+              Desktop.instance.closeAssociatedWindows();
+            }
+            catch (java.beans.PropertyVetoException ex)
+            {}
+          }
+
+        }
+        Desktop.instance.closeAssociatedWindows();
+
+        FileLoader loader = new FileLoader();
+        String protocol = fileName.startsWith("http:")? "URL":"File";
+        loader.LoadFile(viewport, fileName, protocol, currentFileFormat);
+      }
+      else
+      {
+        Rectangle bounds = this.getBounds();
+
+        FileLoader loader = new FileLoader();
+        String protocol = fileName.startsWith("http:") ? "URL" : "File";
+        AlignFrame newframe =
+            loader.LoadFileWaitTillLoaded(fileName, protocol, currentFileFormat);
+
+        newframe.setBounds(bounds);
+
+        this.closeMenuItem_actionPerformed(true);
+      }
+    }
+  }
+
   public void addFromText_actionPerformed(ActionEvent e)
   {
     Desktop.instance.inputTextboxMenuItem_actionPerformed(viewport);
@@ -572,23 +635,37 @@ public class AlignFrame
     Desktop.instance.inputURLMenuItem_actionPerformed(viewport);
   }
 
+  public void save_actionPerformed(ActionEvent e)
+  {
+    if (fileName == null
+        || currentFileFormat == null
+        || fileName.startsWith("http")
+        )
+    {
+      saveAs_actionPerformed(null);
+    }
+    else
+    {
+      saveAlignment(fileName, currentFileFormat);
+    }
+  }
+
   /**
    * DOCUMENT ME!
    *
    * @param e DOCUMENT ME!
    */
-  public void saveAlignmentMenu_actionPerformed(ActionEvent e)
+  public void saveAs_actionPerformed(ActionEvent e)
   {
     JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.
-        getProperty( "LAST_DIRECTORY"),
+        getProperty("LAST_DIRECTORY"),
         new String[]
-        { "fa, fasta, fastq", "aln", "pfam", "msf", "pir", "blc","jar" },
+        {"fa, fasta, fastq", "aln", "pfam", "msf", "pir", "blc", "jar"},
         new String[]
-        { "Fasta", "Clustal", "PFAM", "MSF", "PIR", "BLC", "Jalview" },
+        {"Fasta", "Clustal", "PFAM", "MSF", "PIR", "BLC", "Jalview"},
         currentFileFormat,
         false);
 
-
     chooser.setFileView(new JalviewFileView());
     chooser.setDialogTitle("Save Alignment to file");
     chooser.setToolTipText("Save");
@@ -597,30 +674,32 @@ public class AlignFrame
 
     if (value == JalviewFileChooser.APPROVE_OPTION)
     {
-        currentFileFormat = chooser.getSelectedFormat();
+      currentFileFormat = chooser.getSelectedFormat();
+      if (currentFileFormat == null)
+      {
+        JOptionPane.showInternalMessageDialog(Desktop.desktop,
+                                              "You must select a file format before saving!",
+                                              "File format not specified",
+                                              JOptionPane.WARNING_MESSAGE);
+        value = chooser.showSaveDialog(this);
+        return;
+      }
 
-        if (currentFileFormat == null)
-        {
-          JOptionPane.showInternalMessageDialog(Desktop.desktop,
-                                                "You must select a file format before saving!",
-                                                "File format not specified",
-                                                JOptionPane.WARNING_MESSAGE);
-          value = chooser.showSaveDialog(this);
-          return;
-        }
+      fileName = chooser.getSelectedFile().getPath();
 
       jalview.bin.Cache.setProperty("DEFAULT_FILE_FORMAT",
                                     currentFileFormat);
 
-      String choice = chooser.getSelectedFile().getPath();
-      jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice);
+      jalview.bin.Cache.setProperty("LAST_DIRECTORY", fileName);
 
-      saveAlignment(choice, currentFileFormat);
+      saveAlignment(fileName, currentFileFormat);
     }
   }
 
   public boolean saveAlignment(String file, String format)
   {
+    boolean success = true;
+
     if (format.equalsIgnoreCase("Jalview"))
     {
       String shortName = title;
@@ -631,10 +710,12 @@ public class AlignFrame
             java.io.File.separatorChar) + 1);
       }
 
-      new Jalview2XML().SaveAlignment(this, file, shortName);
+      success = new Jalview2XML().SaveAlignment(this, file, shortName);
+
+      statusBar.setText("Successfully saved to file: "
+                        + fileName + " in "
+                        + format + " format.");
 
-      // USE Jalview2XML to save this file
-      return true;
     }
     else
     {
@@ -650,7 +731,9 @@ public class AlignFrame
             JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
 
         if (reply == JOptionPane.YES_OPTION)
+        {
           omitHidden = viewport.getViewAsString(false);
+        }
       }
 
       String output = new FormatAdapter().formatSequences(
@@ -660,25 +743,39 @@ public class AlignFrame
 
       if (output == null)
       {
-        return false;
-      }
-
-      try
-      {
-        java.io.PrintWriter out = new java.io.PrintWriter(
-            new java.io.FileWriter(file));
-
-        out.print(output);
-        out.close();
-        this.setTitle(file);
-        return true;
+        success = false;
       }
-      catch (Exception ex)
+      else
       {
-        ex.printStackTrace();
+        try
+        {
+          java.io.PrintWriter out = new java.io.PrintWriter(
+              new java.io.FileWriter(file));
+
+          out.print(output);
+          out.close();
+          this.setTitle(file);
+          statusBar.setText("Successfully saved to file: "
+                            + fileName + " in "
+                            + format + " format.");
+        }
+        catch (Exception ex)
+        {
+          success = false;
+          ex.printStackTrace();
+        }
       }
     }
-    return false;
+
+    if (!success)
+    {
+      JOptionPane.showInternalMessageDialog(
+          this, "Couldn't save file: " + fileName,
+          "Error Saving File",
+          JOptionPane.WARNING_MESSAGE);
+    }
+
+    return success;
   }
 
   /**
@@ -688,28 +785,28 @@ public class AlignFrame
    */
   protected void outputText_actionPerformed(ActionEvent e)
   {
-    String [] omitHidden = null;
+    String[] omitHidden = null;
 
-    if(viewport.hasHiddenColumns)
+    if (viewport.hasHiddenColumns)
     {
       int reply = JOptionPane.showInternalConfirmDialog(Desktop.desktop,
           "The Alignment contains hidden columns."
-      +"\nDo you want to output only the visible alignment?",
-      "Save / Omit Hidden Columns",
-      JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
+          + "\nDo you want to output only the visible alignment?",
+          "Save / Omit Hidden Columns",
+          JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
 
-      if(reply==JOptionPane.YES_OPTION)
+      if (reply == JOptionPane.YES_OPTION)
       {
         omitHidden = viewport.getViewAsString(false);
       }
     }
 
     CutAndPasteTransfer cap = new CutAndPasteTransfer();
+    cap.setForInput(null);
     Desktop.addInternalFrame(cap,
                              "Alignment output - " + e.getActionCommand(), 600,
                              500);
 
-
     cap.setText(new FormatAdapter().formatSequences(
         e.getActionCommand(),
         viewport.alignment.getSequencesArray(),
@@ -725,7 +822,7 @@ public class AlignFrame
   {
     new HTMLOutput(viewport,
                    alignPanel.seqPanel.seqCanvas.getSequenceRenderer(),
-        alignPanel.seqPanel.seqCanvas.getFeatureRenderer());
+                   alignPanel.seqPanel.seqCanvas.getFeatureRenderer());
   }
 
   public void createImageMap(File file, String image)
@@ -753,6 +850,12 @@ public class AlignFrame
     alignPanel.makeEPS(f);
   }
 
+  public void pageSetup_actionPerformed(ActionEvent e)
+  {
+    PrinterJob printJob = PrinterJob.getPrinterJob();
+    PrintThread.pf = printJob.pageDialog(printJob.defaultPage());
+  }
+
   /**
    * DOCUMENT ME!
    *
@@ -761,7 +864,7 @@ public class AlignFrame
   public void printMenuItem_actionPerformed(ActionEvent e)
   {
     //Putting in a thread avoids Swing painting problems
-    PrintThread thread = new PrintThread();
+    PrintThread thread = new PrintThread(alignPanel);
     thread.start();
   }
 
@@ -770,16 +873,15 @@ public class AlignFrame
     new AnnotationExporter().exportFeatures(alignPanel);
   }
 
-
   public void exportAnnotations_actionPerformed(ActionEvent e)
   {
     new AnnotationExporter().exportAnnotations(
-      alignPanel,
-      viewport.alignment.getAlignmentAnnotation()
+        alignPanel,
+        viewport.showAnnotation ? viewport.alignment.getAlignmentAnnotation() : null,
+        viewport.alignment.getGroups()
         );
   }
 
-
   public void associatedData_actionPerformed(ActionEvent e)
   {
     // Pick the tree file
@@ -801,43 +903,77 @@ public class AlignFrame
 
   }
 
-
   /**
    * DOCUMENT ME!
    *
    * @param e DOCUMENT ME!
    */
-  public void closeMenuItem_actionPerformed(ActionEvent e)
+  public void closeMenuItem_actionPerformed(boolean closeAllTabs)
   {
+    if (alignPanels != null && alignPanels.size() < 2)
+    {
+      closeAllTabs = true;
+    }
+
     try
     {
-      for(int i=0; i<alignPanels.size(); i++)
+      if (alignPanels != null)
       {
-        AlignmentPanel ap = (AlignmentPanel)alignPanels.elementAt(i);
-        PaintRefresher.RemoveComponent(ap.seqPanel.seqCanvas);
-        PaintRefresher.RemoveComponent(ap.idPanel.idCanvas);
-        PaintRefresher.RemoveComponent(ap);
+        if (closeAllTabs)
+        {
+          for (int i = 0; i < alignPanels.size(); i++)
+          {
+            AlignmentPanel ap = (AlignmentPanel) alignPanels.elementAt(i);
+            PaintRefresher.RemoveComponent(ap.seqPanel.seqCanvas);
+            PaintRefresher.RemoveComponent(ap.idPanel.idCanvas);
+            PaintRefresher.RemoveComponent(ap);
+          }
+        }
+        else
+        {
+          int index = tabbedPane.getSelectedIndex();
+
+          alignPanels.removeElement(alignPanel);
+          PaintRefresher.RemoveComponent(alignPanel.seqPanel.seqCanvas);
+          PaintRefresher.RemoveComponent(alignPanel.idPanel.idCanvas);
+          PaintRefresher.RemoveComponent(alignPanel);
+          alignPanel = null;
+          viewport = null;
+
+          tabbedPane.removeTabAt(index);
+          tabbedPane.validate();
+
+          if (index == tabbedPane.getTabCount())
+          {
+            index--;
+          }
+
+          this.tabSelectionChanged(index);
+        }
       }
 
-      this.setClosed(true);
+      if (closeAllTabs)
+      {
+        this.setClosed(true);
+      }
     }
     catch (Exception ex)
     {
+      ex.printStackTrace();
     }
   }
 
-
   /**
    * DOCUMENT ME!
    */
   void updateEditMenuBar()
   {
-  /*  if (historyList.size() > 0)
+
+    if (viewport.historyList.size() > 0)
     {
       undoMenuItem.setEnabled(true);
-
-      HistoryItem hi = (HistoryItem) historyList.peek();
-      undoMenuItem.setText("Undo " + hi.getDescription());
+      CommandI command = (CommandI) viewport.historyList.peek();
+      undoMenuItem.setText("Undo " + command.getDescription());
     }
     else
     {
@@ -845,30 +981,29 @@ public class AlignFrame
       undoMenuItem.setText("Undo");
     }
 
-    if (redoList.size() > 0)
+    if (viewport.redoList.size() > 0)
     {
       redoMenuItem.setEnabled(true);
 
-      HistoryItem hi = (HistoryItem) redoList.peek();
-      redoMenuItem.setText("Redo " + hi.getDescription());
+      CommandI command = (CommandI) viewport.redoList.peek();
+      redoMenuItem.setText("Redo " + command.getDescription());
     }
     else
     {
       redoMenuItem.setEnabled(false);
       redoMenuItem.setText("Redo");
-    }*/
+    }
   }
 
-  /**
-   * DOCUMENT ME!
-   *
-   * @param hi DOCUMENT ME!
-   */
-  public void addHistoryItem(HistoryItem hi)
+  public void addHistoryItem(CommandI command)
   {
-    historyList.push(hi);
-    redoList.clear();
-    updateEditMenuBar();
+    if (command.getSize() > 0)
+    {
+      viewport.historyList.push(command);
+      viewport.redoList.clear();
+      updateEditMenuBar();
+      viewport.hasHiddenColumns = viewport.colSel.getHiddenColumns() != null;
+    }
   }
 
   /**
@@ -878,13 +1013,20 @@ public class AlignFrame
    */
   protected void undoMenuItem_actionPerformed(ActionEvent e)
   {
-    HistoryItem nh,hi = (HistoryItem) historyList.pop();
-    redoList.push(nh=new HistoryItem(hi.getDescription(), viewport.alignment,
-                                  HistoryItem.HIDE));
-    if (hi.alColumnChanges!=null)
-      nh.alColumnChanges = hi.alColumnChanges.getInverse();
-    restoreHistoryItem(hi);
-    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());
+    CommandI command = (CommandI) viewport.historyList.pop();
+    viewport.redoList.push(command);
+    command.undoCommand();
+
+    AlignViewport originalSource = getOriginatingSource(command);
+    updateEditMenuBar();
+
+    if (originalSource != null)
+    {
+      originalSource.hasHiddenColumns = viewport.colSel.getHiddenColumns() != null;
+      originalSource.firePropertyChange("alignment",
+                                        null,
+                                        originalSource.alignment.getSequences());
+    }
   }
 
   /**
@@ -894,26 +1036,67 @@ public class AlignFrame
    */
   protected void redoMenuItem_actionPerformed(ActionEvent e)
   {
-    HistoryItem nh,hi = (HistoryItem) redoList.pop();
-    historyList.push(nh=new HistoryItem(hi.getDescription(), viewport.alignment,
-        HistoryItem.HIDE));
-    if (hi.alColumnChanges!=null)
-      nh.alColumnChanges=hi.alColumnChanges.getInverse();
-    restoreHistoryItem(hi);
+    if (viewport.redoList.size() < 1)
+    {
+      return;
+    }
+
+    CommandI command = (CommandI) viewport.redoList.pop();
+    viewport.historyList.push(command);
+    command.doCommand();
+
+    AlignViewport originalSource = getOriginatingSource(command);
     updateEditMenuBar();
-    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());
+
+    if (originalSource != null)
+    {
+      originalSource.hasHiddenColumns = viewport.colSel.getHiddenColumns() != null;
+      originalSource.firePropertyChange("alignment",
+                                        null,
+                                        originalSource.alignment.getSequences());
+    }
   }
 
-  // used by undo and redo
-  void restoreHistoryItem(HistoryItem hi)
+  AlignViewport getOriginatingSource(CommandI command)
   {
+    AlignViewport originalSource = null;
+    //For sequence removal and addition, we need to fire
+    //the property change event FROM the viewport where the
+    //original alignment was altered
+    AlignmentI al = null;
+    if (command instanceof EditCommand)
+    {
+      EditCommand editCommand = (EditCommand) command;
+      al = editCommand.getAlignment();
+      Vector comps = (Vector) PaintRefresher.components
+          .get(viewport.getSequenceSetId());
 
-    hi.restore(viewport.getColumnSelection());
+      for (int i = 0; i < comps.size(); i++)
+      {
+        if (comps.elementAt(i) instanceof AlignmentPanel)
+        {
+          if (al == ( (AlignmentPanel) comps.elementAt(i)).av.alignment)
+          {
+            originalSource = ( (AlignmentPanel) comps.elementAt(i)).av;
+            break;
+          }
+        }
+      }
+    }
 
-    updateEditMenuBar();
+    if (originalSource == null)
+    {
+      //The original view is closed, we must validate
+      //the current view against the closed view first
+      if (al != null)
+      {
+        PaintRefresher.validateSequences(al, viewport.alignment);
+      }
 
-    viewport.firePropertyChange("alignment", null,
-                                viewport.getAlignment().getSequences());
+      originalSource = viewport;
+    }
+
+    return originalSource;
   }
 
   /**
@@ -936,14 +1119,14 @@ public class AlignFrame
       {
         SequenceI seq = viewport.alignment.getSequenceAt(i);
 
-        if (!sg.getSequences(false).contains(seq))
+        if (!sg.getSequences(null).contains(seq))
         {
           continue;
         }
 
         SequenceI temp = viewport.alignment.getSequenceAt(i - 1);
 
-        if (sg.getSequences(false).contains(temp))
+        if (sg.getSequences(null).contains(temp))
         {
           continue;
         }
@@ -958,14 +1141,14 @@ public class AlignFrame
       {
         SequenceI seq = viewport.alignment.getSequenceAt(i);
 
-        if (!sg.getSequences(false).contains(seq))
+        if (!sg.getSequences(null).contains(seq))
         {
           continue;
         }
 
         SequenceI temp = viewport.alignment.getSequenceAt(i + 1);
 
-        if (sg.getSequences(false).contains(temp))
+        if (sg.getSequences(null).contains(temp))
         {
           continue;
         }
@@ -978,8 +1161,6 @@ public class AlignFrame
     alignPanel.repaint();
   }
 
-
-
   /**
    * DOCUMENT ME!
    *
@@ -993,7 +1174,7 @@ public class AlignFrame
       return;
     }
 
-    SequenceI [] seqs = viewport.getSelectionAsNewSequence();
+    SequenceI[] seqs = viewport.getSelectionAsNewSequence();
     String[] omitHidden = null;
 
     if (viewport.hasHiddenColumns)
@@ -1010,6 +1191,7 @@ public class AlignFrame
 
     try
     {
+      jalview.gui.Desktop.internalCopy = true;
       //Its really worth setting the clipboard contents
       //to empty before setting the large StringSelection!!
       Toolkit.getDefaultToolkit().getSystemClipboard()
@@ -1022,42 +1204,44 @@ public class AlignFrame
     {
       er.printStackTrace();
       javax.swing.SwingUtilities.invokeLater(new Runnable()
-          {
-            public void run()
-            {
-              javax.swing.JOptionPane.showInternalMessageDialog(Desktop.desktop,
-                  "Out of memory copying region!!"
-                  +
-                  "\nSee help files for increasing Java Virtual Machine memory."
-                  , "Out of memory",
-                  javax.swing.JOptionPane.WARNING_MESSAGE);
-            }
-          });
+      {
+        public void run()
+        {
+          javax.swing.JOptionPane.showInternalMessageDialog(Desktop.desktop,
+              "Out of memory copying region!!"
+              +
+              "\nSee help files for increasing Java Virtual Machine memory."
+              , "Out of memory",
+              javax.swing.JOptionPane.WARNING_MESSAGE);
+        }
+      });
 
       return;
     }
 
     Vector hiddenColumns = null;
-    if(viewport.hasHiddenColumns)
+    if (viewport.hasHiddenColumns)
     {
-      hiddenColumns =new Vector();
+      hiddenColumns = new Vector();
       int hiddenOffset = viewport.getSelectionGroup().getStartRes();
-      for(int i=0; i<viewport.getColumnSelection().getHiddenColumns().size(); i++)
+      for (int i = 0; i < viewport.getColumnSelection().getHiddenColumns().size();
+           i++)
       {
         int[] region = (int[])
             viewport.getColumnSelection().getHiddenColumns().elementAt(i);
 
-        hiddenColumns.addElement(new int[]{region[0]-hiddenOffset,
-                          region[1]-hiddenOffset});
+        hiddenColumns.addElement(new int[]
+                                 {region[0] - hiddenOffset,
+                                 region[1] - hiddenOffset});
       }
     }
 
-
-
-    Desktop.jalviewClipboard = new Object[]{ seqs,
+    Desktop.jalviewClipboard = new Object[]
+        {
+        seqs,
         viewport.alignment.getDataset(),
         hiddenColumns};
-    statusBar.setText("Copied "+seqs.length+" sequences to clipboard.");
+    statusBar.setText("Copied " + seqs.length + " sequences to clipboard.");
   }
 
   /**
@@ -1077,8 +1261,6 @@ public class AlignFrame
    */
   protected void pasteThis_actionPerformed(ActionEvent e)
   {
-    addHistoryItem(new HistoryItem("Paste Sequences", viewport.alignment,
-                                   HistoryItem.PASTE));
     paste(false);
   }
 
@@ -1104,7 +1286,9 @@ public class AlignFrame
       {
         str = (String) contents.getTransferData(DataFlavor.stringFlavor);
         if (str.length() < 1)
+        {
           return;
+        }
 
         format = new IdentifyFile().Identify(str, "Paste");
 
@@ -1130,128 +1314,136 @@ public class AlignFrame
 
       SequenceI[] sequences;
 
+      if (Desktop.jalviewClipboard != null)
+      {
+        // The clipboard was filled from within Jalview, we must use the sequences
+        // And dataset from the copied alignment
+        sequences = (SequenceI[]) Desktop.jalviewClipboard[0];
+      }
+      else
+      {
+        sequences = new FormatAdapter().readFile(str, "Paste", format).
+            getSequencesArray();
+      }
 
-     if(Desktop.jalviewClipboard!=null)
-     {
-       // The clipboard was filled from within Jalview, we must use the sequences
-       // And dataset from the copied alignment
-       sequences = (SequenceI[])Desktop.jalviewClipboard[0];
-     }
-     else
-     {
-       sequences = new FormatAdapter().readFile(str, "Paste", format);
-     }
-
-     AlignmentI alignment = null;
+      AlignmentI alignment = null;
 
       if (newAlignment)
       {
-          alignment = new Alignment(sequences);
+        alignment = new Alignment(sequences);
 
-          if (Desktop.jalviewClipboard != null)
-            alignment.setDataset( (Alignment) Desktop.jalviewClipboard[1]);
-          else
-            alignment.setDataset(null);
+        if (Desktop.jalviewClipboard != null)
+        {
+          alignment.setDataset( (Alignment) Desktop.jalviewClipboard[1]);
+        }
+        else
+        {
+          alignment.setDataset(null);
+        }
       }
       else
       {
         alignment = viewport.getAlignment();
 
         //!newAlignment
+        SequenceI[] newseqs = new SequenceI[sequences.length];
         for (int i = 0; i < sequences.length; i++)
         {
-          Sequence newseq = new Sequence(sequences[i].getName(),
-              sequences[i].getSequence(), sequences[i].getStart(),
-              sequences[i].getEnd());
-
-          alignment.addSequence(newseq);
-          PaintRefresher.Refresh(alignPanel,
-                                 alignPanel.av.getSequenceSetId(),
-                                 null,newseq);
+          newseqs[i] = new Sequence(sequences[i].getName(),
+                                    sequences[i].getSequence(),
+                                    sequences[i].getStart(),
+                                    sequences[i].getEnd());
+
+          alignment.addSequence(newseqs[i]);
         }
 
+        /*
+         //ADD HISTORY ITEM
+         */
+        addHistoryItem(new EditCommand(
+            "Add sequences",
+            EditCommand.PASTE,
+            newseqs,
+            0,
+            alignment.getWidth(),
+            alignment)
+            );
 
         viewport.setEndSeq(alignment.getHeight());
         alignment.getWidth();
         viewport.firePropertyChange("alignment", null, alignment.getSequences());
       }
 
-
-
       // Add any annotations attached to sequences
       for (int i = 0; i < sequences.length; i++)
-     {
-       if (sequences[i].getAnnotation() != null)
-       {
-         for (int a = 0; a < sequences[i].getAnnotation().length; a++)
-         {
-           AlignmentAnnotation newAnnot =
-               new AlignmentAnnotation(
-                   sequences[i].getAnnotation()[a].label,
-                   sequences[i].getAnnotation()[a].description,
-                   sequences[i].getAnnotation()[a].annotations,
-                   sequences[i].getAnnotation()[a].graphMin,
-                   sequences[i].getAnnotation()[a].graphMax,
-                   sequences[i].getAnnotation()[a].graph);
-
-           sequences[i].getAnnotation()[a] = newAnnot;
-           newAnnot.sequenceMapping = sequences[i].getAnnotation()[a].
-               sequenceMapping;
-           newAnnot.sequenceRef = sequences[i];
-           newAnnot.adjustForAlignment();
-           alignment.addAnnotation(newAnnot);
-           alignment.setAnnotationIndex(newAnnot, a);
-         }
-
-         alignPanel.annotationPanel.adjustPanelHeight();
-       }
-     }
-
-     if(newAlignment)
-     {
-       AlignFrame af = new AlignFrame(alignment, DEFAULT_WIDTH, DEFAULT_HEIGHT);
-       String newtitle = new String("Copied sequences");
+      {
+        if (sequences[i].getAnnotation() != null)
+        {
+          for (int a = 0; a < sequences[i].getAnnotation().length; a++)
+          {
+            AlignmentAnnotation newAnnot =
+                new AlignmentAnnotation(
+                    sequences[i].getAnnotation()[a].label,
+                    sequences[i].getAnnotation()[a].description,
+                    sequences[i].getAnnotation()[a].annotations,
+                    sequences[i].getAnnotation()[a].graphMin,
+                    sequences[i].getAnnotation()[a].graphMax,
+                    sequences[i].getAnnotation()[a].graph);
+
+            sequences[i].getAnnotation()[a] = newAnnot;
+            newAnnot.sequenceMapping = sequences[i].getAnnotation()[a].
+                sequenceMapping;
+            newAnnot.sequenceRef = sequences[i];
+            newAnnot.adjustForAlignment();
+            alignment.addAnnotation(newAnnot);
+            alignment.setAnnotationIndex(newAnnot, a);
+          }
 
-       if(Desktop.jalviewClipboard!=null && Desktop.jalviewClipboard[2]!=null)
-         {
-           Vector hc = (Vector)Desktop.jalviewClipboard[2];
-           for(int i=0; i<hc.size(); i++)
-           {
-             int [] region = (int[]) hc.elementAt(i);
-             af.viewport.hideColumns(region[0], region[1]);
-           }
-         }
+          alignPanel.annotationPanel.adjustPanelHeight();
+        }
+      }
 
+      if (newAlignment)
+      {
+        AlignFrame af = new AlignFrame(alignment, DEFAULT_WIDTH, DEFAULT_HEIGHT);
+        String newtitle = new String("Copied sequences");
 
-       //>>>This is a fix for the moment, until a better solution is found!!<<<
-       af.alignPanel.seqPanel.seqCanvas.getFeatureRenderer().transferSettings(
-           alignPanel.seqPanel.seqCanvas.getFeatureRenderer());
+        if (Desktop.jalviewClipboard != null && Desktop.jalviewClipboard[2] != null)
+        {
+          Vector hc = (Vector) Desktop.jalviewClipboard[2];
+          for (int i = 0; i < hc.size(); i++)
+          {
+            int[] region = (int[]) hc.elementAt(i);
+            af.viewport.hideColumns(region[0], region[1]);
+          }
+        }
 
+        //>>>This is a fix for the moment, until a better solution is found!!<<<
+        af.alignPanel.seqPanel.seqCanvas.getFeatureRenderer().transferSettings(
+            alignPanel.seqPanel.seqCanvas.getFeatureRenderer());
 
-       if (title.startsWith("Copied sequences"))
-       {
-         newtitle = title;
-       }
-       else
-       {
-         newtitle = newtitle.concat("- from " + title);
-       }
+        if (title.startsWith("Copied sequences"))
+        {
+          newtitle = title;
+        }
+        else
+        {
+          newtitle = newtitle.concat("- from " + title);
+        }
 
-       Desktop.addInternalFrame(af, newtitle, DEFAULT_WIDTH,
-                                DEFAULT_HEIGHT);
-
-     }
+        Desktop.addInternalFrame(af, newtitle, DEFAULT_WIDTH,
+                                 DEFAULT_HEIGHT);
 
+      }
 
     }
     catch (Exception ex)
     {
       ex.printStackTrace();
-        System.out.println("Exception whilst pasting: "+ex);
-        // could be anything being pasted in here
+      System.out.println("Exception whilst pasting: " + ex);
+      // could be anything being pasted in here
     }
 
-
   }
 
   /**
@@ -1270,54 +1462,51 @@ public class AlignFrame
    *
    * @param e DOCUMENT ME!
    */
-  protected void delete_actionPerformed(ActionEvent e)
+  protected void delete_actionPerformed(ActionEvent evt)
   {
 
-    if (viewport.getSelectionGroup() == null)
+    SequenceGroup sg = viewport.getSelectionGroup();
+    if (sg == null)
     {
       return;
     }
 
-
-    SequenceGroup sg = viewport.getSelectionGroup();
-
-
-    addHistoryItem(new HistoryItem("Delete Sequences", viewport.alignment,
-                                   HistoryItem.HIDE));
-
-
-    for (int i = 0; i < sg.getSize(false); i++)
+    Vector seqs = new Vector();
+    SequenceI seq;
+    for (int i = 0; i < sg.getSize(); i++)
     {
-      SequenceI seq = sg.getSequenceAt(i);
-      int index = viewport.getAlignment().findIndex(seq);
-
-      seq.deleteChars(sg.getStartRes(), sg.getEndRes() + 1);
+      seq = sg.getSequenceAt(i);
+      seqs.addElement(seq);
+    }
 
-      // If the cut affects all sequences, remove highlighted columns
-      if (sg.getSize(false) == viewport.alignment.getHeight())
-      {
-        viewport.getColumnSelection().removeElements(sg.getStartRes(),
-            sg.getEndRes() + 1);
-      }
+    // If the cut affects all sequences, remove highlighted columns
+    if (sg.getSize() == viewport.alignment.getHeight())
+    {
+      viewport.getColumnSelection().removeElements(sg.getStartRes(),
+          sg.getEndRes() + 1);
+    }
 
-      if (seq.getSequence().length() < 1)
-      {
-        viewport.getAlignment().deleteSequence(seq);
-        PaintRefresher.Refresh(alignPanel,alignPanel.av.getSequenceSetId(),seq,null);
-      }
-      else
-      {
-        viewport.getAlignment().getSequences().setElementAt(seq, index);
-      }
+    SequenceI[] cut = new SequenceI[seqs.size()];
+    for (int i = 0; i < seqs.size(); i++)
+    {
+      cut[i] = (SequenceI) seqs.elementAt(i);
     }
 
+    /*
+         //ADD HISTORY ITEM
+     */
+    addHistoryItem(new EditCommand("Cut Sequences",
+                                   EditCommand.CUT,
+                                   cut,
+                                   sg.getStartRes(),
+                                   sg.getEndRes() - sg.getStartRes() + 1,
+                                   viewport.alignment));
+
     viewport.setSelectionGroup(null);
     viewport.alignment.deleteGroup(sg);
 
     viewport.firePropertyChange("alignment", null,
-                                  viewport.getAlignment().getSequences());
-
-
+                                viewport.getAlignment().getSequences());
 
     if (viewport.getAlignment().getHeight() < 1)
     {
@@ -1339,6 +1528,7 @@ public class AlignFrame
   protected void deleteGroups_actionPerformed(ActionEvent e)
   {
     viewport.alignment.deleteAllGroups();
+    viewport.sequenceColours = null;
     viewport.setSelectionGroup(null);
     PaintRefresher.Refresh(this, viewport.getSequenceSetId());
     alignPanel.repaint();
@@ -1372,7 +1562,7 @@ public class AlignFrame
    */
   public void deselectAllSequenceMenuItem_actionPerformed(ActionEvent e)
   {
-    if(viewport.cursorMode)
+    if (viewport.cursorMode)
     {
       alignPanel.seqPanel.keyboardNo1 = null;
       alignPanel.seqPanel.keyboardNo2 = null;
@@ -1383,7 +1573,7 @@ public class AlignFrame
     alignPanel.seqPanel.seqCanvas.highlightSearchResults(null);
     alignPanel.idPanel.idCanvas.searchResults = null;
     alignPanel.repaint();
-    PaintRefresher.Refresh(this, viewport.getSequenceSetId());
+    PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
   }
 
   /**
@@ -1408,7 +1598,9 @@ public class AlignFrame
       sg.addOrRemove(viewport.getAlignment().getSequenceAt(i), false);
     }
 
-    PaintRefresher.Refresh(this, viewport.getSequenceSetId());
+    alignPanel.repaint();
+
+    PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
   }
 
   public void invertColSel_actionPerformed(ActionEvent e)
@@ -1417,7 +1609,6 @@ public class AlignFrame
     alignPanel.repaint();
   }
 
-
   /**
    * DOCUMENT ME!
    *
@@ -1425,37 +1616,7 @@ public class AlignFrame
    */
   public void remove2LeftMenuItem_actionPerformed(ActionEvent e)
   {
-    ColumnSelection colSel = viewport.getColumnSelection();
-
-    if (colSel.size() > 0)
-    {
-      HistoryItem edit;
-      addHistoryItem(edit=new HistoryItem("Remove Left", viewport.alignment,
-                                     HistoryItem.HIDE));
-
-      int min = colSel.getMin();
-      viewport.getAlignment().trimLeft(min);
-      colSel.compensateForEdit(0, min);
-      edit.addShift(0,min);
-      if (viewport.getSelectionGroup() != null)
-      {
-        viewport.getSelectionGroup().adjustForRemoveLeft(min);
-      }
-
-      Vector groups = viewport.alignment.getGroups();
-
-      for (int i = 0; i < groups.size(); i++)
-      {
-        SequenceGroup sg = (SequenceGroup) groups.get(i);
-
-        if (!sg.adjustForRemoveLeft(min))
-        {
-          viewport.alignment.deleteGroup(sg);
-        }
-      }
-
-      viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());
-    }
+    trimAlignment(true);
   }
 
   /**
@@ -1465,35 +1626,78 @@ public class AlignFrame
    */
   public void remove2RightMenuItem_actionPerformed(ActionEvent e)
   {
+    trimAlignment(false);
+  }
+
+  void trimAlignment(boolean trimLeft)
+  {
     ColumnSelection colSel = viewport.getColumnSelection();
+    int column;
 
     if (colSel.size() > 0)
     {
-      addHistoryItem(new HistoryItem("Remove Right", viewport.alignment,
-                                     HistoryItem.HIDE));
+      if (trimLeft)
+      {
+        column = colSel.getMin();
+      }
+      else
+      {
+        column = colSel.getMax();
+      }
 
-      int max = colSel.getMax();
-      viewport.getAlignment().trimRight(max);
-      // TODO: delete hidden column entries in colSel to right of max
-      // TODO: record hidden columns in history for undo.
+      SequenceI[] seqs;
       if (viewport.getSelectionGroup() != null)
       {
-        viewport.getSelectionGroup().adjustForRemoveRight(max);
+        seqs = viewport.getSelectionGroup().getSequencesAsArray(viewport.
+            hiddenRepSequences);
+      }
+      else
+      {
+        seqs = viewport.alignment.getSequencesArray();
+      }
+
+      TrimRegionCommand trimRegion;
+      if (trimLeft)
+      {
+        trimRegion = new TrimRegionCommand("Remove Left",
+                                           TrimRegionCommand.TRIM_LEFT,
+                                           seqs,
+                                           column,
+                                           viewport.alignment,
+                                           viewport.colSel,
+                                           viewport.selectionGroup);
+        viewport.setStartRes(0);
+      }
+      else
+      {
+        trimRegion = new TrimRegionCommand("Remove Right",
+                                           TrimRegionCommand.TRIM_RIGHT,
+                                           seqs,
+                                           column,
+                                           viewport.alignment,
+                                           viewport.colSel,
+                                           viewport.selectionGroup);
       }
 
+      statusBar.setText("Removed " + trimRegion.getSize() + " columns.");
+
+      addHistoryItem(trimRegion);
+
       Vector groups = viewport.alignment.getGroups();
 
       for (int i = 0; i < groups.size(); i++)
       {
         SequenceGroup sg = (SequenceGroup) groups.get(i);
 
-        if (!sg.adjustForRemoveRight(max))
+        if ( (trimLeft && !sg.adjustForRemoveLeft(column))
+            || (!trimLeft && !sg.adjustForRemoveRight(column)))
         {
           viewport.alignment.deleteGroup(sg);
         }
       }
 
-      viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());
+      viewport.firePropertyChange("alignment", null,
+                                  viewport.getAlignment().getSequences());
     }
   }
 
@@ -1504,21 +1708,43 @@ public class AlignFrame
    */
   public void removeGappedColumnMenuItem_actionPerformed(ActionEvent e)
   {
-    HistoryItem edit;
-    addHistoryItem(edit=new HistoryItem("Remove Gapped Columns",
-                                   viewport.alignment, HistoryItem.HIDE));
+    int start = 0, end = viewport.alignment.getWidth() - 1;
+
+    SequenceI[] seqs;
+    if (viewport.getSelectionGroup() != null)
+    {
+      seqs = viewport.getSelectionGroup().getSequencesAsArray(viewport.
+          hiddenRepSequences);
+      start = viewport.getSelectionGroup().getStartRes();
+      end = viewport.getSelectionGroup().getEndRes();
+    }
+    else
+    {
+      seqs = viewport.alignment.getSequencesArray();
+    }
+
+    RemoveGapColCommand removeGapCols =
+        new RemoveGapColCommand("Remove Gapped Columns",
+                                seqs,
+                                start, end,
+                                viewport.alignment);
+
+    addHistoryItem(removeGapCols);
+
+    statusBar.setText("Removed " + removeGapCols.getSize() + " empty columns.");
 
     //This is to maintain viewport position on first residue
     //of first sequence
     SequenceI seq = viewport.alignment.getSequenceAt(0);
     int startRes = seq.findPosition(viewport.startRes);
-    ShiftList shifts;
-    viewport.getAlignment().removeGaps(shifts=new ShiftList());
-    edit.alColumnChanges=shifts.getInverse();
-    if (viewport.hasHiddenColumns)
-      viewport.getColumnSelection().compensateForEdits(shifts);
-    viewport.setStartRes(seq.findIndex(startRes)-1);
-   viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());
+    // ShiftList shifts;
+    // viewport.getAlignment().removeGaps(shifts=new ShiftList());
+    // edit.alColumnChanges=shifts.getInverse();
+    // if (viewport.hasHiddenColumns)
+    //   viewport.getColumnSelection().compensateForEdits(shifts);
+    viewport.setStartRes(seq.findIndex(startRes) - 1);
+    viewport.firePropertyChange("alignment", null,
+                                viewport.getAlignment().getSequences());
 
   }
 
@@ -1529,146 +1755,36 @@ public class AlignFrame
    */
   public void removeAllGapsMenuItem_actionPerformed(ActionEvent e)
   {
-    // TODO: hidden regions should not be touched by removeAllGaps - a minimal number of gaps will remain in alignment segments containing uneven length subsequences
-    // TODO: columnSelection.compensateforedits should be called (and passed to history item)
-    addHistoryItem(new HistoryItem("Remove Gaps", viewport.alignment,
-                                   HistoryItem.HIDE));
-
-    //This is to maintain viewport position on first residue
-    //of first sequence
-    SequenceI seq = viewport.alignment.getSequenceAt(0);
-    int startRes = seq.findPosition(viewport.startRes);
-
-
-    SequenceI current;
+    int start = 0, end = viewport.alignment.getWidth() - 1;
 
-    Vector seqs = null;
-
-    int start = 0;
-    int end = viewport.alignment.getWidth();
-
-    if (viewport.getSelectionGroup() != null
-        && viewport.getSelectionGroup().getSequences(true) != null
-        && viewport.getSelectionGroup().getSize(true) > 0)
+    SequenceI[] seqs;
+    if (viewport.getSelectionGroup() != null)
     {
-      seqs = viewport.getSelectionGroup().getSequences(true);
+      seqs = viewport.getSelectionGroup().getSequencesAsArray(viewport.
+          hiddenRepSequences);
       start = viewport.getSelectionGroup().getStartRes();
-      end = viewport.getSelectionGroup().getEndRes()+1;
+      end = viewport.getSelectionGroup().getEndRes();
     }
     else
     {
-      seqs = viewport.alignment.getSequences();
+      seqs = viewport.alignment.getSequencesArray();
     }
-    /* Commented out regions below are partial implementation of todo above.
-       * divide start,end into visible chunks, and for each:
-      int diff=end-start+1;
-      int diffmax=0;
-      int dr[] = new int[seqs.size()];
-      */
-     for (int i = 0; i < seqs.size(); i++)
-     {
-       current = (SequenceI) seqs.elementAt(i);
-       //dr[i]=
-       current.removeGaps(start, end);
-       /*if (d<diff) // can only shift
-         diff=d;
-       if (diffmax<d)
-         diffmax=d;
-         */
-     }
-     /* // after the end of each chunk -
-      * if (diff>0) {
-      // record shift for history.
-       editgaps.addShift(start, diff);
-       if (viewport.hasHiddenColumns && diffmax>diff) {
-       // pad sequence
-        StringBuffer gaps=new StringBuffer(diffmax);
-        for (int i=0,j=diffmax-diff; i<j; i++)
-        gaps.append(viewport.getGapCharacter());
-        for (int i=0, j=seqs.size(); i<j; i++) {
-        current = (SequenceI) seqs.elementAt(i);
-        if (dr[i]-diff>0) {
-        String sq = current.getSequence();
-        current.setSequence(sq.substring(0, hcend-dr[i])+gaps.substring(0, dr[i]-diff)+sq.substring());
-        }
-        }
-       }
-       }*/
-
-    viewport.setStartRes(seq.findIndex(startRes)-1);
-
-    viewport.firePropertyChange("alignment", null, viewport.getAlignment().getSequences());
-
-  }
-
- public void alignmentChanged()
- {
-   AlignViewport av;
-   AlignmentPanel ap;
-
-   for(int i=0; i<alignPanels.size(); i++)
-   {
-     ap = (AlignmentPanel) alignPanels.elementAt(i);
-     av = ap.av;
-
-   if (av.padGaps)
-       av.getAlignment().padGaps();
-
-     if (av.hconsensus != null && av.autoCalculateConsensus)
-     {
-       av.updateConsensus();
-       av.updateConservation();
-     }
-
-     resetAllColourSchemes();
-
-     av.alignment.adjustSequenceAnnotations();
-
-     if (ap.overviewPanel != null)
-       ap.overviewPanel.updateOverviewImage();
 
-     ap.repaint();
-   }
- }
+    //This is to maintain viewport position on first residue
+    //of first sequence
+    SequenceI seq = viewport.alignment.getSequenceAt(0);
+    int startRes = seq.findPosition(viewport.startRes);
 
-  void resetAllColourSchemes()
-  {
-    ColourSchemeI cs = viewport.globalColourScheme;
-    if(cs!=null)
-    {
-      if (cs instanceof ClustalxColourScheme)
-      {
-        ( (ClustalxColourScheme) viewport.getGlobalColourScheme()).
-            resetClustalX(viewport.alignment.getSequences(),
-                          viewport.alignment.getWidth());
-      }
+    addHistoryItem(new RemoveGapsCommand("Remove Gaps",
+                                         seqs,
+                                         start, end,
+                                         viewport.alignment));
 
-      cs.setConsensus(viewport.hconsensus);
-      if (cs.conservationApplied())
-      {
-        Alignment al = (Alignment) viewport.alignment;
-        Conservation c = new Conservation("All",
-                                          ResidueProperties.propHash, 3,
-                                          al.getSequences(), 0,
-                                          al.getWidth() - 1);
-        c.calculate();
-        c.verdict(false, viewport.ConsPercGaps);
+    viewport.setStartRes(seq.findIndex(startRes) - 1);
 
-        cs.setConservation(c);
-      }
-    }
+    viewport.firePropertyChange("alignment", null,
+                                viewport.getAlignment().getSequences());
 
-    int s, sSize = viewport.alignment.getGroups().size();
-    for(s=0; s<sSize; s++)
-    {
-      SequenceGroup sg = (SequenceGroup)viewport.alignment.getGroups().elementAt(s);
-      if(sg.cs!=null && sg.cs instanceof ClustalxColourScheme)
-      {
-        ((ClustalxColourScheme)sg.cs).resetClustalX(
-            sg.getSequences(true), sg.getWidth());
-      }
-      sg.recalcConservation();
-    }
   }
 
   /**
@@ -1678,9 +1794,6 @@ public class AlignFrame
    */
   public void padGapsMenuitem_actionPerformed(ActionEvent e)
   {
-    addHistoryItem(new HistoryItem("Pad Gaps", viewport.alignment,
-                                   HistoryItem.HIDE));
-
     viewport.padGaps = padGapsMenuitem.isSelected();
 
     viewport.firePropertyChange("alignment",
@@ -1695,11 +1808,64 @@ public class AlignFrame
    */
   public void findMenuItem_actionPerformed(ActionEvent e)
   {
-    JInternalFrame frame = new JInternalFrame();
-    Finder finder = new Finder(viewport, alignPanel, frame);
-    frame.setContentPane(finder);
-    frame.setLayer(JLayeredPane.PALETTE_LAYER);
-    Desktop.addInternalFrame(frame, "Find", 340, 110);
+    new Finder();
+  }
+
+  public void newView_actionPerformed(ActionEvent e)
+  {
+    AlignmentPanel newap =
+        new Jalview2XML().copyAlignPanel(alignPanel, true);
+
+    if (viewport.viewName == null)
+    {
+      viewport.viewName = "Original";
+    }
+
+    newap.av.historyList = viewport.historyList;
+    newap.av.redoList = viewport.redoList;
+
+    int index = Desktop.getViewCount(viewport.getSequenceSetId());
+    String newViewName = "View " + index;
+
+    Vector comps = (Vector) PaintRefresher.components.get(viewport.
+        getSequenceSetId());
+    Vector existingNames = new Vector();
+    for (int i = 0; i < comps.size(); i++)
+    {
+      if (comps.elementAt(i) instanceof AlignmentPanel)
+      {
+        AlignmentPanel ap = (AlignmentPanel) comps.elementAt(i);
+        if (!existingNames.contains(ap.av.viewName))
+        {
+          existingNames.addElement(ap.av.viewName);
+        }
+      }
+    }
+
+    while (existingNames.contains(newViewName))
+    {
+      newViewName = "View " + (++index);
+    }
+
+    newap.av.viewName = newViewName;
+
+    addAlignmentPanel(newap, false);
+
+    if (alignPanels.size() == 2)
+    {
+      viewport.gatherViewsHere = true;
+    }
+    tabbedPane.setSelectedIndex(tabbedPane.getTabCount() - 1);
+  }
+
+  public void expandViews_actionPerformed(ActionEvent e)
+  {
+    Desktop.instance.explodeViews(this);
+  }
+
+  public void gatherViews_actionPerformed(ActionEvent e)
+  {
+    Desktop.instance.gatherViews(this);
   }
 
   /**
@@ -1712,14 +1878,6 @@ public class AlignFrame
     new FontChooser(alignPanel);
   }
 
-  public void smoothFont_actionPerformed(ActionEvent e)
-  {
-    viewport.antiAlias = smoothFont.isSelected();
-    alignPanel.annotationPanel.image = null;
-    alignPanel.repaint();
-  }
-
-
   /**
    * DOCUMENT ME!
    *
@@ -1733,6 +1891,11 @@ public class AlignFrame
     alignPanel.repaint();
   }
 
+  public void idRightAlign_actionPerformed(ActionEvent e)
+  {
+    viewport.rightAlignIds = idRightAlign.isSelected();
+    alignPanel.repaint();
+  }
 
   /**
    * DOCUMENT ME!
@@ -1854,11 +2017,10 @@ public class AlignFrame
     alignPanel.repaint();
   }
 
-
   public FeatureSettings featureSettings;
   public void featureSettings_actionPerformed(ActionEvent e)
   {
-    if(featureSettings !=null )
+    if (featureSettings != null)
     {
       featureSettings.close();
       featureSettings = null;
@@ -1924,6 +2086,11 @@ public class AlignFrame
     alignPanel.setOverviewPanel(overview);
   }
 
+  public void textColour_actionPerformed(ActionEvent e)
+  {
+    new TextColourChooser().chooseColour(alignPanel, null);
+  }
+
   /**
    * DOCUMENT ME!
    *
@@ -2030,7 +2197,6 @@ public class AlignFrame
     new AnnotationColourChooser(viewport, alignPanel);
   }
 
-
   /**
    * DOCUMENT ME!
    *
@@ -2050,12 +2216,12 @@ public class AlignFrame
   {
     int threshold = 0;
 
-    if(cs!=null)
+    if (cs != null)
     {
       if (viewport.getAbovePIDThreshold())
       {
         threshold = SliderPanel.setPIDSliderSource(alignPanel, cs,
-                                                   "Background");
+            "Background");
 
         cs.setThreshold(threshold,
                         viewport.getIgnoreGapsConsensus());
@@ -2111,7 +2277,7 @@ public class AlignFrame
         if (cs instanceof ClustalxColourScheme)
         {
           sg.cs = new ClustalxColourScheme(
-              sg.getSequences(true), sg.getWidth());
+              sg.getSequences(viewport.hiddenRepSequences), sg.getWidth());
         }
         else if (cs instanceof UserColourScheme)
         {
@@ -2132,29 +2298,34 @@ public class AlignFrame
             || cs instanceof PIDColourScheme
             || cs instanceof Blosum62ColourScheme)
         {
-         sg.cs.setThreshold(threshold,
-                viewport.getIgnoreGapsConsensus());
+          sg.cs.setThreshold(threshold,
+                             viewport.getIgnoreGapsConsensus());
 
-         sg.cs.setConsensus(AAFrequency.calculate(
-             sg.getSequences(true), 0,
-             sg.getWidth()));
-       }
+          sg.cs.setConsensus(AAFrequency.calculate(
+              sg.getSequences(viewport.hiddenRepSequences), sg.getStartRes(),
+              sg.getEndRes() + 1));
+        }
         else
+        {
           sg.cs.setThreshold(0, viewport.getIgnoreGapsConsensus());
-
+        }
 
         if (viewport.getConservationSelected())
         {
           Conservation c = new Conservation("Group",
                                             ResidueProperties.propHash, 3,
-                                            sg.getSequences(true), 0,
-                                            viewport.alignment.getWidth() - 1);
+                                            sg.getSequences(viewport.
+              hiddenRepSequences),
+                                            sg.getStartRes(),
+                                            sg.getEndRes() + 1);
           c.calculate();
           c.verdict(false, viewport.ConsPercGaps);
           sg.cs.setConservation(c);
         }
         else
+        {
           sg.cs.setConservation(null);
+        }
       }
     }
 
@@ -2173,7 +2344,7 @@ public class AlignFrame
    */
   protected void modifyPID_actionPerformed(ActionEvent e)
   {
-    if (viewport.getAbovePIDThreshold() && viewport.globalColourScheme!=null)
+    if (viewport.getAbovePIDThreshold() && viewport.globalColourScheme != null)
     {
       SliderPanel.setPIDSliderSource(alignPanel,
                                      viewport.getGlobalColourScheme(),
@@ -2189,7 +2360,7 @@ public class AlignFrame
    */
   protected void modifyConservation_actionPerformed(ActionEvent e)
   {
-    if (viewport.getConservationSelected() && viewport.globalColourScheme!=null)
+    if (viewport.getConservationSelected() && viewport.globalColourScheme != null)
     {
       SliderPanel.setConservationSlider(alignPanel,
                                         viewport.globalColourScheme,
@@ -2273,37 +2444,42 @@ public class AlignFrame
 
       while (userColours.hasMoreElements())
       {
-        final JRadioButtonMenuItem radioItem = new JRadioButtonMenuItem(userColours.
+        final JRadioButtonMenuItem radioItem = new JRadioButtonMenuItem(
+            userColours.
             nextElement().toString());
         radioItem.setName("USER_DEFINED");
         radioItem.addMouseListener(new MouseAdapter()
+        {
+          public void mousePressed(MouseEvent evt)
+          {
+            if (evt.isControlDown() || SwingUtilities.isRightMouseButton(evt))
             {
-              public void mousePressed(MouseEvent evt)
+              radioItem.removeActionListener(radioItem.getActionListeners()[0]);
+
+              int option = JOptionPane.showInternalConfirmDialog(jalview.gui.
+                  Desktop.desktop,
+                  "Remove from default list?",
+                  "Remove user defined colour",
+                  JOptionPane.YES_NO_OPTION);
+              if (option == JOptionPane.YES_OPTION)
+              {
+                jalview.gui.UserDefinedColours.removeColourFromDefaults(
+                    radioItem.getText());
+                colourMenu.remove(radioItem);
+              }
+              else
               {
-                if(evt.isControlDown() || SwingUtilities.isRightMouseButton(evt))
+                radioItem.addActionListener(new ActionListener()
                 {
-                  radioItem.removeActionListener(radioItem.getActionListeners()[0]);
-
-                  int option = JOptionPane.showInternalConfirmDialog(jalview.gui.Desktop.desktop,
-                      "Remove from default list?",
-                      "Remove user defined colour",
-                      JOptionPane.YES_NO_OPTION);
-                  if(option == JOptionPane.YES_OPTION)
+                  public void actionPerformed(ActionEvent evt)
                   {
-                    jalview.gui.UserDefinedColours.removeColourFromDefaults(radioItem.getText());
-                    colourMenu.remove(radioItem);
+                    userDefinedColour_actionPerformed(evt);
                   }
-                  else
-                    radioItem.addActionListener(new ActionListener()
-                    {
-                      public void actionPerformed(ActionEvent evt)
-                      {
-                        userDefinedColour_actionPerformed(evt);
-                      }
-                    });
-                }
+                });
               }
-            });
+            }
+          }
+        });
         radioItem.addActionListener(new ActionListener()
         {
           public void actionPerformed(ActionEvent evt)
@@ -2345,10 +2521,11 @@ public class AlignFrame
    */
   public void sortPairwiseMenuItem_actionPerformed(ActionEvent e)
   {
-    addHistoryItem(new HistoryItem("Pairwise Sort", viewport.alignment,
-                                   HistoryItem.SORT));
+    SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
     AlignmentSorter.sortByPID(viewport.getAlignment(),
                               viewport.getAlignment().getSequenceAt(0));
+    addHistoryItem(new OrderCommand("Pairwise Sort", oldOrder,
+                                    viewport.alignment));
     alignPanel.repaint();
   }
 
@@ -2359,9 +2536,9 @@ public class AlignFrame
    */
   public void sortIDMenuItem_actionPerformed(ActionEvent e)
   {
-    addHistoryItem(new HistoryItem("ID Sort", viewport.alignment,
-                                   HistoryItem.SORT));
+    SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
     AlignmentSorter.sortByID(viewport.getAlignment());
+    addHistoryItem(new OrderCommand("ID Sort", oldOrder, viewport.alignment));
     alignPanel.repaint();
   }
 
@@ -2372,10 +2549,10 @@ public class AlignFrame
    */
   public void sortGroupMenuItem_actionPerformed(ActionEvent e)
   {
-    addHistoryItem(new HistoryItem("Group Sort", viewport.alignment,
-                                   HistoryItem.SORT));
-
+    SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
     AlignmentSorter.sortByGroup(viewport.getAlignment());
+    addHistoryItem(new OrderCommand("Group Sort", oldOrder, viewport.alignment));
+
     alignPanel.repaint();
   }
 
@@ -2389,7 +2566,6 @@ public class AlignFrame
     new RedundancyPanel(alignPanel, this);
   }
 
-
   /**
    * DOCUMENT ME!
    *
@@ -2398,7 +2574,7 @@ public class AlignFrame
   public void pairwiseAlignmentMenuItem_actionPerformed(ActionEvent e)
   {
     if ( (viewport.getSelectionGroup() == null) ||
-        (viewport.getSelectionGroup().getSize(false) < 2))
+        (viewport.getSelectionGroup().getSize() < 2))
     {
       JOptionPane.showInternalMessageDialog(this,
                                             "You must select at least 2 sequences.",
@@ -2421,8 +2597,8 @@ public class AlignFrame
   public void PCAMenuItem_actionPerformed(ActionEvent e)
   {
     if ( ( (viewport.getSelectionGroup() != null) &&
-          (viewport.getSelectionGroup().getSize(false) < 4) &&
-          (viewport.getSelectionGroup().getSize(false) > 0)) ||
+          (viewport.getSelectionGroup().getSize() < 4) &&
+          (viewport.getSelectionGroup().getSize() > 0)) ||
         (viewport.getAlignment().getHeight() < 4))
     {
       JOptionPane.showInternalMessageDialog(this,
@@ -2434,14 +2610,13 @@ public class AlignFrame
       return;
     }
 
-     new PCAPanel(viewport);
+    new PCAPanel(alignPanel);
   }
 
-
   public void autoCalculate_actionPerformed(ActionEvent e)
   {
     viewport.autoCalculateConsensus = autoCalculate.isSelected();
-    if(viewport.autoCalculateConsensus)
+    if (viewport.autoCalculateConsensus)
     {
       viewport.firePropertyChange("alignment",
                                   null,
@@ -2449,7 +2624,6 @@ public class AlignFrame
     }
   }
 
-
   /**
    * DOCUMENT ME!
    *
@@ -2501,8 +2675,10 @@ public class AlignFrame
   {
     TreePanel tp;
 
-    if (viewport.getSelectionGroup() != null) {
-      if (viewport.getSelectionGroup().getSize(false) < 3) {
+    if (viewport.getSelectionGroup() != null)
+    {
+      if (viewport.getSelectionGroup().getSize() < 3)
+      {
         JOptionPane.showMessageDialog(Desktop.desktop,
                                       "You need to have more than two sequences selected to build a tree!",
                                       "Not enough sequences",
@@ -2514,9 +2690,9 @@ public class AlignFrame
       SequenceGroup sg = viewport.getSelectionGroup();
 
       /* Decide if the selection is a column region */
-      while (s < sg.getSize(false))
+      while (s < sg.getSize())
       {
-        if ( ( (SequenceI) sg.getSequences(false).elementAt(s++)).getLength() <
+        if ( ( (SequenceI) sg.getSequences(null).elementAt(s++)).getLength() <
             sg.getEndRes())
         {
           JOptionPane.showMessageDialog(Desktop.desktop,
@@ -2548,15 +2724,24 @@ public class AlignFrame
         return;
       }
 
-      if(viewport.alignment.getHeight()<2)
+      if (viewport.alignment.getHeight() < 2)
+      {
         return;
+      }
 
       tp = new TreePanel(alignPanel, type, pwType);
     }
 
-    addTreeMenuItem(tp, title);
+    title += " from ";
+
+    if (viewport.viewName != null)
+    {
+      title += viewport.viewName + " of ";
+    }
+
+    title += this.title;
 
-    Desktop.addInternalFrame(tp, title + " from " + this.title, 600, 500);
+    Desktop.addInternalFrame(tp, title, 600, 500);
   }
 
   /**
@@ -2573,11 +2758,14 @@ public class AlignFrame
     {
       public void actionPerformed(ActionEvent e)
       {
-        addHistoryItem(new HistoryItem("Sort", viewport.alignment,
-                                       HistoryItem.SORT));
+        SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
 
         // TODO: JBPNote - have to map order entries to curent SequenceI pointers
         AlignmentSorter.sortBy(viewport.getAlignment(), order);
+
+        addHistoryItem(new OrderCommand(order.getName(), oldOrder,
+                                        viewport.alignment));
+
         alignPanel.repaint();
       }
     });
@@ -2592,46 +2780,54 @@ public class AlignFrame
    * @param treePanel Displayed tree window.
    * @param title SortBy menu item title.
    */
-  void addTreeMenuItem(final TreePanel treePanel, String title)
+  public void buildTreeMenu()
   {
-    final JMenuItem item = new JMenuItem(title);
-
-    treeCount++;
+    sortByTreeMenu.removeAll();
 
-    if (treeCount == 1)
+    Vector comps = (Vector) PaintRefresher.components.get(viewport.
+        getSequenceSetId());
+    Vector treePanels = new Vector();
+    int i, iSize = comps.size();
+    for (i = 0; i < iSize; i++)
     {
-      sort.add(sortByTreeMenu);
+      if (comps.elementAt(i) instanceof TreePanel)
+      {
+        treePanels.add(comps.elementAt(i));
+      }
     }
 
-    sortByTreeMenu.add(item);
-    item.addActionListener(new java.awt.event.ActionListener()
+    iSize = treePanels.size();
+
+    if (iSize < 1)
     {
-      public void actionPerformed(ActionEvent e)
-      {
-        addHistoryItem(new HistoryItem("Tree Sort",
-                                       viewport.alignment, HistoryItem.SORT));
-        AlignmentSorter.sortByTree(viewport.getAlignment(),
-                                   treePanel.getTree());
-        alignPanel.repaint();
-      }
-    });
+      sortByTreeMenu.setVisible(false);
+      return;
+    }
 
-    treePanel.addInternalFrameListener(new javax.swing.event.
-                                       InternalFrameAdapter()
+    sortByTreeMenu.setVisible(true);
+
+    for (i = 0; i < treePanels.size(); i++)
     {
-      public void internalFrameClosed(
-          javax.swing.event.InternalFrameEvent evt)
+      TreePanel tp = (TreePanel) treePanels.elementAt(i);
+      final JMenuItem item = new JMenuItem(tp.getTitle());
+      final NJTree tree = ( (TreePanel) treePanels.elementAt(i)).getTree();
+      item.addActionListener(new java.awt.event.ActionListener()
       {
-        treeCount--;
-        sortByTreeMenu.remove(item);
-
-        if (treeCount == 0)
+        public void actionPerformed(ActionEvent e)
         {
-          sort.remove(sortByTreeMenu);
+          SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
+          AlignmentSorter.sortByTree(viewport.getAlignment(), tree);
+
+          addHistoryItem(new OrderCommand("Tree Sort",
+                                          oldOrder,
+                                          viewport.alignment));
+
+          alignPanel.repaint();
         }
-      }
-      ;
-    });
+      });
+
+      sortByTreeMenu.add(item);
+    }
   }
 
   /**
@@ -2645,32 +2841,31 @@ public class AlignFrame
     AlignmentView msa = null;
 
     if ( (viewport.getSelectionGroup() != null) &&
-        (viewport.getSelectionGroup().getSize(false) > 1))
+        (viewport.getSelectionGroup().getSize() > 1))
     {
       // JBPNote UGLY! To prettify, make SequenceGroup and Alignment conform to some common interface!
       /*SequenceGroup seqs = viewport.getSelectionGroup();
-      int sz;
-      msa = new SequenceI[sz = seqs.getSize(false)];
+             int sz;
+             msa = new SequenceI[sz = seqs.getSize(false)];
 
-      for (int i = 0; i < sz; i++)
-      {
+             for (int i = 0; i < sz; i++)
+             {
         msa[i] = (SequenceI) seqs.getSequenceAt(i);
-      } */
+             } */
       msa = viewport.getAlignmentView(true);
     }
     else
     {
       /*Vector seqs = viewport.getAlignment().getSequences();
-
-      if (seqs.size() > 1)
-      {
+             if (seqs.size() > 1)
+             {
         msa = new SequenceI[seqs.size()];
 
         for (int i = 0; i < seqs.size(); i++)
         {
           msa[i] = (SequenceI) seqs.elementAt(i);
         }
-      }*/
+             }*/
       msa = viewport.getAlignmentView(false);
     }
     return msa;
@@ -2684,10 +2879,10 @@ public class AlignFrame
    */
   AlignmentView gatherSeqOrMsaForSecStrPrediction()
   {
-   AlignmentView seqs = null;
+    AlignmentView seqs = null;
 
     if ( (viewport.getSelectionGroup() != null) &&
-        (viewport.getSelectionGroup().getSize(false) > 0))
+        (viewport.getSelectionGroup().getSize() > 0))
     {
       seqs = viewport.getAlignmentView(true);
     }
@@ -2699,10 +2894,12 @@ public class AlignFrame
     // TODO: viewport.alignment.isAligned is a global state - the local selection may well be aligned - we preserve 2.0.8 behaviour for moment.
     if (!viewport.alignment.isAligned())
     {
-      seqs.setSequences(new SeqCigar[] { seqs.getSequences()[0] } );
+      seqs.setSequences(new SeqCigar[]
+                        {seqs.getSequences()[0]});
     }
     return seqs;
   }
+
   /**
    * DOCUMENT ME!
    *
@@ -2742,20 +2939,38 @@ public class AlignFrame
     }
   }
 
-
   public TreePanel ShowNewickTree(NewickFile nf, String title)
   {
-    return ShowNewickTree(nf,title,600,500,4,5);
+    return ShowNewickTree(nf, title, 600, 500, 4, 5);
+  }
+
+  public TreePanel ShowNewickTree(NewickFile nf, String title,
+                                  AlignmentView input)
+  {
+    return ShowNewickTree(nf, title, input, 600, 500, 4, 5);
   }
+
+  public TreePanel ShowNewickTree(NewickFile nf, String title, int w, int h,
+                                  int x, int y)
+  {
+    return ShowNewickTree(nf, title, null, w, h, x, y);
+  }
+
   /**
-   * DOCUMENT ME!
-   *
-   * @param nf DOCUMENT ME!
-   * @param title DOCUMENT ME!
+   * Add a treeviewer for the tree extracted from a newick file object to the current alignment view
    *
-   * @return DOCUMENT ME!
+   * @param nf the tree
+   * @param title tree viewer title
+   * @param input Associated alignment input data (or null)
+   * @param w width
+   * @param h height
+   * @param x position
+   * @param y position
+   * @return TreePanel handle
    */
-  public TreePanel ShowNewickTree(NewickFile nf, String title, int w,int h,int x, int y)
+  public TreePanel ShowNewickTree(NewickFile nf, String title,
+                                  AlignmentView input, int w, int h, int x,
+                                  int y)
   {
     TreePanel tp = null;
 
@@ -2768,16 +2983,16 @@ public class AlignFrame
         tp = new TreePanel(alignPanel,
                            "FromFile",
                            title,
-                           nf);
-
-        tp.setSize(w,h);
+                           nf, input);
 
-        if(x>0 && y>0)
-          tp.setLocation(x,y);
+        tp.setSize(w, h);
 
+        if (x > 0 && y > 0)
+        {
+          tp.setLocation(x, y);
+        }
 
         Desktop.addInternalFrame(tp, title, w, h);
-        addTreeMenuItem(tp, title);
       }
     }
     catch (Exception ex)
@@ -2788,29 +3003,6 @@ public class AlignFrame
     return tp;
   }
 
-  class PrintThread
-      extends Thread
-  {
-    public void run()
-    {
-      PrinterJob printJob = PrinterJob.getPrinterJob();
-      PageFormat pf = printJob.pageDialog(printJob.defaultPage());
-      printJob.setPrintable(alignPanel, pf);
-
-      if (printJob.printDialog())
-      {
-        try
-        {
-          printJob.print();
-        }
-        catch (Exception PrintException)
-        {
-          PrintException.printStackTrace();
-        }
-      }
-    }
-  }
-
   /**
    * Generates menu items and listener event actions for web service clients
    *
@@ -2839,7 +3031,9 @@ public class AlignFrame
             {
               AlignmentView msa = gatherSequencesForAlignment();
               new jalview.ws.MsaWSClient(sh, title, msa,
-                  false, true, viewport.getAlignment().getDataset(), af);
+                                         false, true,
+                                         viewport.getAlignment().getDataset(),
+                                         af);
 
             }
 
@@ -2849,14 +3043,16 @@ public class AlignFrame
           if (sh.getName().indexOf("lustal") > -1)
           {
             // We know that ClustalWS can accept partial alignments for refinement.
-            final JMenuItem methodR = new JMenuItem(sh.getName()+" Realign");
+            final JMenuItem methodR = new JMenuItem(sh.getName() + " Realign");
             methodR.addActionListener(new ActionListener()
             {
               public void actionPerformed(ActionEvent e)
               {
                 AlignmentView msa = gatherSequencesForAlignment();
                 new jalview.ws.MsaWSClient(sh, title, msa,
-                    true, true, viewport.getAlignment().getDataset(), af);
+                                           true, true,
+                                           viewport.getAlignment().getDataset(),
+                                           af);
 
               }
 
@@ -2884,7 +3080,7 @@ public class AlignFrame
               if (msa.getSequences().length == 1)
               {
                 // Single Sequence prediction
-                new jalview.ws.JPredClient(sh, title, false, msa, af);
+                new jalview.ws.JPredClient(sh, title, false, msa, af, true);
               }
               else
               {
@@ -2892,7 +3088,7 @@ public class AlignFrame
                 {
                   // Sequence profile based prediction
                   new jalview.ws.JPredClient(sh,
-                      title, true, msa, af);
+                                             title, true, msa, af, true);
                 }
               }
             }
@@ -2917,138 +3113,144 @@ public class AlignFrame
     // TODO: group services by location as well as function.
   }
 
- /* public void vamsasStore_actionPerformed(ActionEvent e)
-  {
-    JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.
-        getProperty("LAST_DIRECTORY"));
-
-    chooser.setFileView(new JalviewFileView());
-    chooser.setDialogTitle("Export to Vamsas file");
-    chooser.setToolTipText("Export");
-
-    int value = chooser.showSaveDialog(this);
+  /* public void vamsasStore_actionPerformed(ActionEvent e)
+   {
+     JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.
+         getProperty("LAST_DIRECTORY"));
 
-    if (value == JalviewFileChooser.APPROVE_OPTION)
-    {
-      jalview.io.VamsasDatastore vs = new jalview.io.VamsasDatastore(viewport);
-      //vs.store(chooser.getSelectedFile().getAbsolutePath()   );
-      vs.storeJalview( chooser.getSelectedFile().getAbsolutePath(), this);
-    }
-  }*/
+     chooser.setFileView(new JalviewFileView());
+     chooser.setDialogTitle("Export to Vamsas file");
+     chooser.setToolTipText("Export");
 
+     int value = chooser.showSaveDialog(this);
 
+     if (value == JalviewFileChooser.APPROVE_OPTION)
+     {
+   jalview.io.VamsasDatastore vs = new jalview.io.VamsasDatastore(viewport);
+       //vs.store(chooser.getSelectedFile().getAbsolutePath()   );
+       vs.storeJalview( chooser.getSelectedFile().getAbsolutePath(), this);
+     }
+   }*/
 
 
-public void showTranslation_actionPerformed(ActionEvent e)
-{
-  SequenceI [] selection = viewport.getSelectionAsNewSequence();
-  String [] seqstring = viewport.getViewAsString(true);
-
-  int s, sSize = selection.length;
-  SequenceI [] newSeq = new SequenceI[sSize];
-
-  int res, resSize;
-  StringBuffer protein;
-  String seq;
-  for(s=0; s<sSize; s++)
-  {
-    protein = new StringBuffer();
-    seq = AlignSeq.extractGaps("-. ", seqstring[s]);
-    resSize = seq.length();
-    resSize -= resSize%3;
-
-    for(res = 0; res < resSize; res+=3)
-    {
-      String codon = seq.substring(res, res+3);
-      codon = codon.replace('U', 'T');
-      String aa = ResidueProperties.codonTranslate(codon);
-      if(aa==null)
-        protein.append(viewport.getGapCharacter());
-      else if(aa.equals("STOP"))
-        protein.append("X");
-      else
-        protein.append( aa );
-    }
-    newSeq[s] = new Sequence(selection[s].getName(),
-                             protein.toString());
-  }
 
 
-  AlignmentI al = new Alignment(newSeq);
-  al.setDataset(null);
+  public void showTranslation_actionPerformed(ActionEvent e)
+  {
+    SequenceI[] selection = viewport.getSelectionAsNewSequence();
+    String[] seqstring = viewport.getViewAsString(true);
 
+    int s, sSize = selection.length;
+    SequenceI[] newSeq = new SequenceI[sSize];
 
-  ////////////////////////////////
-  // Copy annotations across
-  jalview.datamodel.AlignmentAnnotation[] annotations
-      = viewport.alignment.getAlignmentAnnotation();
-  int a, aSize;
-  if(annotations!=null)
-  {
-    for (int i = 0; i < annotations.length; i++)
+    int res, resSize;
+    StringBuffer protein;
+    String seq;
+    for (s = 0; s < sSize; s++)
     {
-      if (annotations[i].label.equals("Quality") ||
-          annotations[i].label.equals("Conservation") ||
-          annotations[i].label.equals("Consensus"))
+      protein = new StringBuffer();
+      seq = AlignSeq.extractGaps("-. ", seqstring[s]);
+      resSize = seq.length();
+      resSize -= resSize % 3;
+
+      for (res = 0; res < resSize; res += 3)
       {
-        continue;
+        String codon = seq.substring(res, res + 3);
+        codon = codon.replace('U', 'T');
+        String aa = ResidueProperties.codonTranslate(codon);
+        if (aa == null)
+        {
+          protein.append(viewport.getGapCharacter());
+        }
+        else if (aa.equals("STOP"))
+        {
+          protein.append("X");
+        }
+        else
+        {
+          protein.append(aa);
+        }
       }
+      newSeq[s] = new Sequence(selection[s].getName(),
+                               protein.toString());
+    }
 
-      aSize = viewport.alignment.getWidth() / 3;
-      jalview.datamodel.Annotation[] anots =
-          new jalview.datamodel.Annotation[aSize];
+    AlignmentI al = new Alignment(newSeq);
+    al.setDataset(null);
 
-      for (a = 0; a < viewport.alignment.getWidth(); a++)
+    ////////////////////////////////
+    // Copy annotations across
+    jalview.datamodel.AlignmentAnnotation[] annotations
+        = viewport.alignment.getAlignmentAnnotation();
+    int a, aSize;
+    if (annotations != null)
+    {
+      for (int i = 0; i < annotations.length; i++)
       {
-        if (annotations[i].annotations[a] == null
-            || annotations[i].annotations[a] == null)
+        if (annotations[i] == viewport.quality ||
+            annotations[i] == viewport.conservation ||
+            annotations[i] == viewport.consensus)
+        {
+          System.out.println("COPT HERE");
           continue;
+        }
 
-        anots[a / 3] = new Annotation(
-            annotations[i].annotations[a].displayCharacter,
-            annotations[i].annotations[a].description,
-            annotations[i].annotations[a].secondaryStructure,
-            annotations[i].annotations[a].value,
-            annotations[i].annotations[a].colour);
-      }
+        aSize = viewport.alignment.getWidth() / 3;
+        jalview.datamodel.Annotation[] anots =
+            new jalview.datamodel.Annotation[aSize];
+
+        for (a = 0; a < viewport.alignment.getWidth(); a++)
+        {
+          if (annotations[i].annotations[a] == null
+              || annotations[i].annotations[a] == null)
+          {
+            continue;
+          }
+
+          anots[a / 3] = new Annotation(
+              annotations[i].annotations[a].displayCharacter,
+              annotations[i].annotations[a].description,
+              annotations[i].annotations[a].secondaryStructure,
+              annotations[i].annotations[a].value,
+              annotations[i].annotations[a].colour);
+        }
 
-      jalview.datamodel.AlignmentAnnotation aa
-          = new jalview.datamodel.AlignmentAnnotation(annotations[i].label,
-          annotations[i].description, anots);
-      al.addAnnotation(aa);
+        jalview.datamodel.AlignmentAnnotation aa
+            = new jalview.datamodel.AlignmentAnnotation(annotations[i].label,
+            annotations[i].description, anots);
+        al.addAnnotation(aa);
+      }
     }
-  }
 
     AlignFrame af = new AlignFrame(al, DEFAULT_WIDTH, DEFAULT_HEIGHT);
-    Desktop.addInternalFrame(af, "Translation of "+this.getTitle(),
+    Desktop.addInternalFrame(af, "Translation of " + this.getTitle(),
                              DEFAULT_WIDTH,
                              DEFAULT_HEIGHT);
 
+  }
 
-
-
-}
-
-/**
- * DOCUMENT ME!
- *
- * @param String DOCUMENT ME!
- */
-public boolean parseFeaturesFile(String file, String type)
-{
+  /**
+   * DOCUMENT ME!
+   *
+   * @param String DOCUMENT ME!
+   */
+  public boolean parseFeaturesFile(String file, String type)
+  {
     boolean featuresFile = false;
-    try{
-      featuresFile = new FeaturesFile(file, type).parse(viewport.alignment.getDataset(),
-                                         alignPanel.seqPanel.seqCanvas.
-                                         getFeatureRenderer().featureColours,
-                                         false);
+    try
+    {
+      featuresFile = new FeaturesFile(file,
+          type).parse(viewport.alignment.getDataset(),
+                      alignPanel.seqPanel.seqCanvas.
+                      getFeatureRenderer().featureColours,
+                      false);
     }
-    catch(Exception ex)
+    catch (Exception ex)
     {
       ex.printStackTrace();
     }
 
-    if(featuresFile)
+    if (featuresFile)
     {
       viewport.showSequenceFeatures = true;
       showSeqFeatures.setSelected(true);
@@ -3056,33 +3258,35 @@ public boolean parseFeaturesFile(String file, String type)
     }
 
     return featuresFile;
-}
+  }
 
-public void dragEnter(DropTargetDragEvent evt)
-{}
+  public void dragEnter(DropTargetDragEvent evt)
+  {}
 
-public void dragExit(DropTargetEvent evt)
-{}
+  public void dragExit(DropTargetEvent evt)
+  {}
 
-public void dragOver(DropTargetDragEvent evt)
-{}
+  public void dragOver(DropTargetDragEvent evt)
+  {}
 
-public void dropActionChanged(DropTargetDragEvent evt)
-{}
+  public void dropActionChanged(DropTargetDragEvent evt)
+  {}
 
-public void drop(DropTargetDropEvent evt)
-{
+  public void drop(DropTargetDropEvent evt)
+  {
     Transferable t = evt.getTransferable();
     java.util.List files = null;
 
     try
     {
-      DataFlavor uriListFlavor = new DataFlavor("text/uri-list;class=java.lang.String");
+      DataFlavor uriListFlavor = new DataFlavor(
+          "text/uri-list;class=java.lang.String");
       if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor))
       {
         //Works on Windows and MacOSX
         evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
-        files = (java.util.List) t.getTransferData(DataFlavor.javaFileListFlavor);
+        files = (java.util.List) t.getTransferData(DataFlavor.
+            javaFileListFlavor);
       }
       else if (t.isDataFlavorSupported(uriListFlavor))
       {
@@ -3127,15 +3331,16 @@ public void drop(DropTargetDropEvent evt)
         ex.printStackTrace();
       }
     }
-}
+  }
 
   // This method will attempt to load a "dropped" file first by testing
   // whether its and Annotation file, then features file. If both are
   // false then the user may have dropped an alignment file onto this
   // AlignFrame
-   public void loadJalviewDataFile(String file)
+  public void loadJalviewDataFile(String file)
   {
-    try{
+    try
+    {
       String protocol = "File";
 
       if (file.indexOf("http:") > -1 || file.indexOf("file:") > -1)
@@ -3144,16 +3349,16 @@ public void drop(DropTargetDropEvent evt)
       }
 
       boolean isAnnotation = new AnnotationFile().readAnnotationFile(viewport.
-          alignment, file);
+          alignment, file, protocol);
 
       if (!isAnnotation)
       {
-        boolean isGroupsFile = parseFeaturesFile(file,protocol);
+        boolean isGroupsFile = parseFeaturesFile(file, protocol);
         if (!isGroupsFile)
         {
           String format = new IdentifyFile().Identify(file, protocol);
 
-          if(format.equalsIgnoreCase("JnetFile"))
+          if (format.equalsIgnoreCase("JnetFile"))
           {
             jalview.io.JPredFile predictions = new jalview.io.JPredFile(
                 file, protocol);
@@ -3164,7 +3369,9 @@ public void drop(DropTargetDropEvent evt)
             alignPanel.repaint();
           }
           else
+          {
             new FileLoader().LoadFile(viewport, file, protocol, format);
+          }
         }
       }
       else
@@ -3173,7 +3380,8 @@ public void drop(DropTargetDropEvent evt)
         alignPanel.adjustAnnotationHeight();
       }
 
-    }catch(Exception ex)
+    }
+    catch (Exception ex)
     {
       ex.printStackTrace();
     }
@@ -3185,12 +3393,13 @@ public void drop(DropTargetDropEvent evt)
     {
       alignPanel = (AlignmentPanel) alignPanels.elementAt(index);
       viewport = alignPanel.av;
+      setMenusFromViewport(viewport);
     }
   }
 
   public void tabbedPane_mousePressed(MouseEvent e)
   {
-    if(SwingUtilities.isRightMouseButton(e))
+    if (SwingUtilities.isRightMouseButton(e))
     {
       String reply = JOptionPane.showInternalInputDialog(this,
           "Enter View Name",
@@ -3200,14 +3409,50 @@ public void drop(DropTargetDropEvent evt)
       if (reply != null)
       {
         viewport.viewName = reply;
-        tabbedPane.setTitleAt( tabbedPane.getSelectedIndex() ,reply);
+        tabbedPane.setTitleAt(tabbedPane.getSelectedIndex(), reply);
       }
     }
   }
 
-
   public AlignViewport getCurrentView()
   {
     return viewport;
   }
 }
+
+class PrintThread
+    extends Thread
+{
+  AlignmentPanel ap;
+  public PrintThread(AlignmentPanel ap)
+  {
+    this.ap = ap;
+  }
+
+  static PageFormat pf;
+  public void run()
+  {
+    PrinterJob printJob = PrinterJob.getPrinterJob();
+
+    if (pf != null)
+    {
+      printJob.setPrintable(ap, pf);
+    }
+    else
+    {
+      printJob.setPrintable(ap);
+    }
+
+    if (printJob.printDialog())
+    {
+      try
+      {
+        printJob.print();
+      }
+      catch (Exception PrintException)
+      {
+        PrintException.printStackTrace();
+      }
+    }
+  }
+}