JAL-1601 Load and display JPred4 service in AlignFrame
[jalview.git] / src / jalview / gui / AlignFrame.java
index 71f8c7d..2849d6b 100644 (file)
  */
 package jalview.gui;
 
+import java.util.Locale;
+
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Set;
+
+import javax.swing.JFileChooser;
+import javax.swing.JOptionPane;
 import java.awt.BorderLayout;
 import java.awt.Color;
 import java.awt.Component;
+import java.awt.Dimension;
 import java.awt.Rectangle;
 import java.awt.Toolkit;
 import java.awt.datatransfer.Clipboard;
@@ -45,6 +54,7 @@ import java.awt.event.KeyEvent;
 import java.awt.event.MouseEvent;
 import java.awt.print.PageFormat;
 import java.awt.print.PrinterJob;
+import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.io.File;
 import java.io.FileWriter;
@@ -54,6 +64,8 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Deque;
+import java.util.Enumeration;
+import java.util.Hashtable;
 import java.util.List;
 import java.util.Vector;
 
@@ -72,6 +84,7 @@ import javax.swing.SwingUtilities;
 import javax.swing.event.InternalFrameAdapter;
 import javax.swing.event.InternalFrameEvent;
 
+import ext.vamsas.ServiceHandle;
 import jalview.analysis.AlignmentSorter;
 import jalview.analysis.AlignmentUtils;
 import jalview.analysis.CrossRef;
@@ -90,6 +103,7 @@ import jalview.api.SplitContainerI;
 import jalview.api.ViewStyleI;
 import jalview.api.analysis.SimilarityParamsI;
 import jalview.bin.Cache;
+import jalview.bin.Console;
 import jalview.bin.Jalview;
 import jalview.commands.CommandI;
 import jalview.commands.EditCommand;
@@ -150,6 +164,7 @@ import jalview.schemes.ColourSchemeI;
 import jalview.schemes.ColourSchemes;
 import jalview.schemes.ResidueColourScheme;
 import jalview.schemes.TCoffeeColourScheme;
+import jalview.util.HttpUtils;
 import jalview.util.ImageMaker.TYPE;
 import jalview.util.MessageManager;
 import jalview.util.Platform;
@@ -167,7 +182,12 @@ import jalview.ws.params.ArgumentI;
 import jalview.ws.params.ParamDatastoreI;
 import jalview.ws.params.WsParamSetI;
 import jalview.ws.seqfetcher.DbSourceProxy;
-import jalview.ws.slivkaws.SlivkaWSDiscoverer;
+import jalview.ws2.client.api.WebServiceDiscovererI;
+import jalview.ws2.client.ebi.JobDispatcherWSDiscoverer;
+import jalview.ws2.client.jpred4.JPred4WSDiscoverer;
+import jalview.ws2.client.slivka.SlivkaWSDiscoverer;
+import jalview.ws2.gui.WebServicesMenuManager;
+
 import java.io.IOException;
 import java.util.HashSet;
 import java.util.Set;
@@ -175,6 +195,64 @@ import java.util.Set;
 import javax.swing.JFileChooser;
 import javax.swing.JOptionPane;
 
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Dimension;
+import java.awt.Rectangle;
+import java.awt.Toolkit;
+import java.awt.datatransfer.Clipboard;
+import java.awt.datatransfer.DataFlavor;
+import java.awt.datatransfer.StringSelection;
+import java.awt.datatransfer.Transferable;
+import java.awt.dnd.DnDConstants;
+import java.awt.dnd.DropTargetDragEvent;
+import java.awt.dnd.DropTargetDropEvent;
+import java.awt.dnd.DropTargetEvent;
+import java.awt.dnd.DropTargetListener;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.FocusAdapter;
+import java.awt.event.FocusEvent;
+import java.awt.event.ItemEvent;
+import java.awt.event.ItemListener;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
+import java.awt.event.MouseEvent;
+import java.awt.print.PageFormat;
+import java.awt.print.PrinterJob;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.PrintWriter;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Deque;
+import java.util.Enumeration;
+import java.util.Hashtable;
+import java.util.List;
+import java.util.Vector;
+
+import javax.swing.ButtonGroup;
+import javax.swing.JCheckBoxMenuItem;
+import javax.swing.JComponent;
+import javax.swing.JEditorPane;
+import javax.swing.JInternalFrame;
+import javax.swing.JLabel;
+import javax.swing.JLayeredPane;
+import javax.swing.JMenu;
+import javax.swing.JMenuItem;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.SwingUtilities;
+import javax.swing.event.InternalFrameAdapter;
+import javax.swing.event.InternalFrameEvent;
+
+import ext.vamsas.ServiceHandle;
+
 /**
  * DOCUMENT ME!
  * 
@@ -186,6 +264,8 @@ public class AlignFrame extends GAlignFrame
         implements DropTargetListener, IProgressIndicator,
         AlignViewControllerGuiI, ColourChangeListener, ServiceChangeListener
 {
+
+  public static int frameCount;
   public static final int DEFAULT_WIDTH = 700;
 
   public static final int DEFAULT_HEIGHT = 500;
@@ -216,6 +296,9 @@ public class AlignFrame extends GAlignFrame
    */
   File fileObject;
 
+  private int id;
+
+  private DataSourceType protocol ;
   /**
    * Creates a new AlignFrame object with specific width and height.
    * 
@@ -310,6 +393,7 @@ public class AlignFrame extends GAlignFrame
   public AlignFrame(AlignmentI al, HiddenColumns hiddenColumns, int width,
           int height, String sequenceSetId, String viewId)
   {
+    id = (++frameCount);
     setSize(width, height);
 
     if (al.getDataset() == null)
@@ -319,9 +403,9 @@ public class AlignFrame extends GAlignFrame
 
     viewport = new AlignViewport(al, hiddenColumns, sequenceSetId, viewId);
 
-    alignPanel = new AlignmentPanel(this, viewport);
-
-    addAlignmentPanel(alignPanel, true);
+    // JalviewJS needs to distinguish a new panel from an old one in init()
+    // alignPanel = new AlignmentPanel(this, viewport);
+    // addAlignmentPanel(alignPanel, true);
     init();
   }
 
@@ -341,8 +425,8 @@ public class AlignFrame extends GAlignFrame
     {
       viewport.hideSequence(hiddenSeqs);
     }
-    alignPanel = new AlignmentPanel(this, viewport);
-    addAlignmentPanel(alignPanel, true);
+    // alignPanel = new AlignmentPanel(this, viewport);
+    // addAlignmentPanel(alignPanel, true);
     init();
   }
 
@@ -358,7 +442,7 @@ public class AlignFrame extends GAlignFrame
   {
     viewport = ap.av;
     alignPanel = ap;
-    addAlignmentPanel(ap, false);
+    // addAlignmentPanel(ap, false);
     init();
   }
 
@@ -368,11 +452,34 @@ public class AlignFrame extends GAlignFrame
    */
   void init()
   {
+    boolean newPanel = (alignPanel == null);
+    viewport.setShowAutocalculatedAbove(isShowAutoCalculatedAbove());
+    if (newPanel)
+    {
+      if (Platform.isJS())
+      {
+        // need to set this up front if NOANNOTATION is
+        // used in conjunction with SHOWOVERVIEW.
+
+        // I have not determined if this is appropriate for
+        // Jalview/Java, as it means we are setting this flag
+        // for all subsequent AlignFrames. For now, at least,
+        // I am setting it to be JalviewJS-only.
+
+        boolean showAnnotation = Jalview.getInstance().getShowAnnotation();
+        viewport.setShowAnnotation(showAnnotation);
+      }
+      alignPanel = new AlignmentPanel(this, viewport);
+    }
+    addAlignmentPanel(alignPanel, newPanel);
     // setBackground(Color.white); // BH 2019
 
     if (!Jalview.isHeadlessMode())
     {
       progressBar = new ProgressBar(this.statusPanel, this.statusBar);
+      // JalviewJS options
+      statusPanel.setVisible(Jalview.getInstance().getShowStatus());
+      alignFrameMenuBar.setVisible(Jalview.getInstance().getAllowMenuBar());
     }
 
     avc = new jalview.controller.AlignViewController(this, viewport,
@@ -387,7 +494,7 @@ public class AlignFrame extends GAlignFrame
       // modifyPID.setEnabled(false);
     }
 
-    String sortby = jalview.bin.Cache.getDefault("SORT_ALIGNMENT",
+    String sortby = Cache.getDefault(Preferences.SORT_ALIGNMENT,
             "No sort");
 
     if (sortby.equals("Id"))
@@ -399,8 +506,10 @@ public class AlignFrame extends GAlignFrame
       sortPairwiseMenuItem_actionPerformed(null);
     }
 
-    this.alignPanel.av
-            .setShowAutocalculatedAbove(isShowAutoCalculatedAbove());
+    // BH see above
+    //
+    // this.alignPanel.av
+    // .setShowAutocalculatedAbove(isShowAutoCalculatedAbove());
 
     setMenusFromViewport(viewport);
     buildSortByAnnotationScoresMenu();
@@ -415,12 +524,12 @@ public class AlignFrame extends GAlignFrame
     });
     buildColourMenu();
 
-    if (Desktop.desktop != null)
+    if (Desktop.getDesktopPane() != null)
     {
       this.setDropTarget(new java.awt.dnd.DropTarget(this, this));
+      addServiceListeners();
       if (!Platform.isJS())
       {
-        addServiceListeners();
       }
       setGUINucleotide();
     }
@@ -430,14 +539,14 @@ public class AlignFrame extends GAlignFrame
       wrapMenuItem_actionPerformed(null);
     }
 
-    if (jalview.bin.Cache.getDefault("SHOW_OVERVIEW", false))
+    if (Cache.getDefault(Preferences.SHOW_OVERVIEW, false))
     {
       this.overviewMenuItem_actionPerformed(null);
     }
 
     addKeyListener();
 
-    final List<AlignmentPanel> selviews = new ArrayList<>();
+    final List<AlignmentViewPanel> selviews = new ArrayList<>();
     final List<AlignmentPanel> origview = new ArrayList<>();
     final String menuLabel = MessageManager
             .getString("label.copy_format_from");
@@ -505,10 +614,10 @@ public class AlignFrame extends GAlignFrame
                 }
               }
             });
-    if (Cache.getDefault("VERSION", "DEVELOPMENT").toLowerCase()
+    if (Cache.getDefault("VERSION", "DEVELOPMENT").toLowerCase(Locale.ROOT)
             .indexOf("devel") > -1
-            || Cache.getDefault("VERSION", "DEVELOPMENT").toLowerCase()
-                    .indexOf("test") > -1)
+            || Cache.getDefault("VERSION", "DEVELOPMENT")
+                    .toLowerCase(Locale.ROOT).indexOf("test") > -1)
     {
       formatMenu.add(vsel);
     }
@@ -532,6 +641,7 @@ public class AlignFrame extends GAlignFrame
    * @param format
    *          format of file
    */
+  @Deprecated
   public void setFileName(String file, FileFormatI format)
   {
     fileName = file;
@@ -540,6 +650,22 @@ public class AlignFrame extends GAlignFrame
   }
 
   /**
+   * 
+   * @param fileName
+   * @param file  from SwingJS; may contain bytes -- for reload
+   * @param protocol from SwingJS; may be RELATIVE_URL
+   * @param format
+   */
+  public void setFile(String fileName, File file, DataSourceType protocol, FileFormatI format)
+  {
+    this.fileName = fileName;
+    this.fileObject = file;
+    this.protocol = protocol;
+    setFileFormat(format);
+    reload.setEnabled(true);
+  }
+
+  /**
    * JavaScript will have this, maybe others. More dependable than a file name
    * and maintains a reference to the actual bytes loaded.
    * 
@@ -574,8 +700,9 @@ public class AlignFrame extends GAlignFrame
         switch (evt.getKeyCode())
         {
 
-        case 27: // escape key
-          deselectAllSequenceMenuItem_actionPerformed(null);
+        case KeyEvent.VK_ESCAPE: // escape key
+                                 // alignPanel.deselectAllSequences();
+          alignPanel.deselectAllSequences();
 
           break;
 
@@ -586,7 +713,7 @@ public class AlignFrame extends GAlignFrame
           }
           if (viewport.cursorMode)
           {
-            alignPanel.getSeqPanel().moveCursor(0, 1);
+            alignPanel.getSeqPanel().moveCursor(0, 1, evt.isShiftDown());
           }
           break;
 
@@ -597,7 +724,7 @@ public class AlignFrame extends GAlignFrame
           }
           if (viewport.cursorMode)
           {
-            alignPanel.getSeqPanel().moveCursor(0, -1);
+            alignPanel.getSeqPanel().moveCursor(0, -1, evt.isShiftDown());
           }
 
           break;
@@ -610,7 +737,7 @@ public class AlignFrame extends GAlignFrame
           }
           else
           {
-            alignPanel.getSeqPanel().moveCursor(-1, 0);
+            alignPanel.getSeqPanel().moveCursor(-1, 0, evt.isShiftDown());
           }
 
           break;
@@ -622,7 +749,7 @@ public class AlignFrame extends GAlignFrame
           }
           else
           {
-            alignPanel.getSeqPanel().moveCursor(1, 0);
+            alignPanel.getSeqPanel().moveCursor(1, 0, evt.isShiftDown());
           }
           break;
 
@@ -758,16 +885,14 @@ public class AlignFrame extends GAlignFrame
         case KeyEvent.VK_LEFT:
           if (evt.isAltDown() || !viewport.cursorMode)
           {
-            viewport.firePropertyChange("alignment", null,
-                    viewport.getAlignment().getSequences());
+            viewport.notifyAlignment();
           }
           break;
 
         case KeyEvent.VK_RIGHT:
           if (evt.isAltDown() || !viewport.cursorMode)
           {
-            viewport.firePropertyChange("alignment", null,
-                    viewport.getAlignment().getSequences());
+            viewport.notifyAlignment();
           }
           break;
         }
@@ -813,10 +938,13 @@ public class AlignFrame extends GAlignFrame
       {
         ap.av.getAlignment().padGaps();
       }
-      ap.av.updateConservation(ap);
-      ap.av.updateConsensus(ap);
-      ap.av.updateStrucConsensus(ap);
-      ap.av.initInformationWorker(ap);
+      if (Jalview.getInstance().getStartCalculations())
+      {
+        ap.av.updateConservation(ap);
+        ap.av.updateConsensus(ap);
+        ap.av.updateStrucConsensus(ap);
+        ap.av.initInformationWorker(ap);
+      }
     }
   }
 
@@ -842,32 +970,68 @@ public class AlignFrame extends GAlignFrame
     buildWebServicesMenu();
   }
 
+  private WebServiceDiscovererI.ServicesChangeListener slivkaServiceChangeListener =
+      (discoverer, services) -> {
+        // run when slivka services change
+        var menu = AlignFrame.this.slivkaMenu;
+        menu.setServices(discoverer);
+        menu.setInProgress(discoverer.isRunning());
+        menu.setNoServices(services.isEmpty() && discoverer.isDone());
+      };
+
+  private WebServiceDiscovererI.ServicesChangeListener ebiServiceChangeListener =
+      (discoverer, services) -> {
+        // run when ebi services change
+        var menu = AlignFrame.this.ebiMenu;
+        menu.setServices(discoverer);
+        menu.setInProgress(discoverer.isRunning());
+        menu.setNoServices(services.isEmpty() && discoverer.isDone());
+      };
+  
+  private WebServiceDiscovererI.ServicesChangeListener jpred4ServiceChangeListener =
+      (discoverer, services) -> {
+        // run when jpred4 services change
+        var menu = AlignFrame.this.jpred4Menu;
+        menu.setServices(discoverer);
+        menu.setInProgress(discoverer.isRunning());
+        menu.setNoServices(services.isEmpty() && discoverer.isDone());
+      };
+
   /* Set up intrinsic listeners for dynamically generated GUI bits. */
   private void addServiceListeners()
   {
     if (Cache.getDefault("SHOW_SLIVKA_SERVICES", true))
     {
-      WSDiscovererI discoverer = SlivkaWSDiscoverer.getInstance();
-      discoverer.addServiceChangeListener(this);
+      WebServiceDiscovererI discoverer = SlivkaWSDiscoverer.getInstance();
+      discoverer.addServicesChangeListener(slivkaServiceChangeListener);
+    }
+    if (Cache.getDefault("SHOW_EBI_SERVICES", true))
+    {
+      JobDispatcherWSDiscoverer.getInstance().addServicesChangeListener(ebiServiceChangeListener);
+    }
+    if (Cache.getDefault("SHOW_JPRED4_SERVICES", true))
+    {
+      JPred4WSDiscoverer.getInstance().addServicesChangeListener(jpred4ServiceChangeListener);
     }
     if (Cache.getDefault("SHOW_JWS2_SERVICES", true))
     {
-      WSDiscovererI discoverer = Jws2Discoverer.getDiscoverer();
+      WSDiscovererI discoverer = Jws2Discoverer.getInstance();
       discoverer.addServiceChangeListener(this);
     }
     // legacy event listener for compatibility with jws1
     PropertyChangeListener legacyListener = (changeEvent) -> {
       buildWebServicesMenu();
     };
-    Desktop.instance.addJalviewPropertyChangeListener("services",legacyListener);
+    Desktop.getInstance().addJalviewPropertyChangeListener("services",legacyListener);
     
     addInternalFrameListener(new InternalFrameAdapter() {
       @Override
       public void internalFrameClosed(InternalFrameEvent e) {
         System.out.println("deregistering discoverer listener");
-        SlivkaWSDiscoverer.getInstance().removeServiceChangeListener(AlignFrame.this);
-        Jws2Discoverer.getDiscoverer().removeServiceChangeListener(AlignFrame.this);
-        Desktop.instance.removeJalviewPropertyChangeListener("services", legacyListener);
+        SlivkaWSDiscoverer.getInstance().removeServicesChangeListener(slivkaServiceChangeListener);
+        JPred4WSDiscoverer.getInstance().removeServicesChangeListener(jpred4ServiceChangeListener);
+        Jws2Discoverer.getInstance().removeServiceChangeListener(AlignFrame.this);
+        Desktop.getInstance().removeJalviewPropertyChangeListener("services", legacyListener);
         closeMenuItem_actionPerformed(true);
       }
     });
@@ -932,13 +1096,8 @@ public class AlignFrame extends GAlignFrame
     scaleLeft.setVisible(av.getWrapAlignment());
     scaleRight.setVisible(av.getWrapAlignment());
     annotationPanelMenuItem.setState(av.isShowAnnotation());
-    /*
-     * Show/hide annotations only enabled if annotation panel is shown
-     */
-    showAllSeqAnnotations.setEnabled(annotationPanelMenuItem.getState());
-    hideAllSeqAnnotations.setEnabled(annotationPanelMenuItem.getState());
-    showAllAlAnnotations.setEnabled(annotationPanelMenuItem.getState());
-    hideAllAlAnnotations.setEnabled(annotationPanelMenuItem.getState());
+    // Show/hide annotations only enabled if annotation panel is shown
+    syncAnnotationMenuItems(av.isShowAnnotation());
     viewBoxesMenuItem.setSelected(av.getShowBoxes());
     viewTextMenuItem.setSelected(av.getShowText());
     showNonconservedMenuItem.setSelected(av.getShowUnconserved());
@@ -959,7 +1118,8 @@ public class AlignFrame extends GAlignFrame
     applyToAllGroups.setState(av.getColourAppliesToAllGroups());
     showNpFeatsMenuitem.setSelected(av.isShowNPFeats());
     showDbRefsMenuitem.setSelected(av.isShowDBRefs());
-    autoCalculate.setSelected(av.autoCalculateConsensus);
+    autoCalculate
+            .setSelected(av.getAutoCalculateConsensusAndConservation());
     sortByTree.setSelected(av.sortByTree);
     listenToViewSelections.setSelected(av.followSelection);
 
@@ -991,6 +1151,18 @@ public class AlignFrame extends GAlignFrame
   {
     progressBar.setProgressBar(message, id);
   }
+  
+  @Override
+  public void addProgressBar(long id, String message)
+  {
+    progressBar.addProgressBar(id, message);
+  }
+
+  @Override
+  public void removeProgressBar(long id)
+  {
+    progressBar.removeProgressBar(id);
+  }
 
   @Override
   public void registerHandler(final long id,
@@ -1025,7 +1197,7 @@ public class AlignFrame extends GAlignFrame
    */
   public String getVersion()
   {
-    return jalview.bin.Cache.getProperty("VERSION");
+    return Cache.getProperty("VERSION");
   }
 
   public FeatureRenderer getFeatureRenderer()
@@ -1042,7 +1214,7 @@ public class AlignFrame extends GAlignFrame
   @Override
   public void addFromFile_actionPerformed(ActionEvent e)
   {
-    Desktop.instance.inputLocalFileMenuItem_actionPerformed(viewport);
+    Desktop.getInstance().inputLocalFileMenuItem_actionPerformed(viewport);
   }
 
   @Override
@@ -1064,16 +1236,18 @@ public class AlignFrame extends GAlignFrame
     {
       WsParamSetI set = new HMMERPreset();
       WsJobParameters params = new WsJobParameters(store, set, args);
-      if (params.showRunDialog())
-      {
-        args = params.getJobParams();
-      }
-      else
-      {
-        return; // user cancelled
-      }
+      params.showRunDialog().thenAccept((startJob) -> {
+        if (startJob)
+        {
+          var args2 = params.getJobParams();
+          new Thread(new HMMBuild(this, args2)).start();
+        }
+      });
+    }
+    else
+    {
+      new Thread(new HMMBuild(this, args)).start();
     }
-    new Thread(new HMMBuild(this, args)).start();
   }
 
   @Override
@@ -1095,16 +1269,18 @@ public class AlignFrame extends GAlignFrame
     {
       WsParamSetI set = new HMMERPreset();
       WsJobParameters params = new WsJobParameters(store, set, args);
-      if (params.showRunDialog())
-      {
-        args = params.getJobParams();
-      }
-      else
-      {
-        return; // user cancelled
-      }
+      params.showRunDialog().thenAccept((startJob) -> {
+        if (startJob)
+        {
+          var args2 = params.getJobParams();
+          new Thread(new HMMAlign(this, args2)).start();
+        }
+      });
+    }
+    else
+    {
+      new Thread(new HMMAlign(this, args)).start();
     }
-    new Thread(new HMMAlign(this, args)).start();
   }
 
   @Override
@@ -1126,17 +1302,20 @@ public class AlignFrame extends GAlignFrame
     {
       WsParamSetI set = new HMMERPreset();
       WsJobParameters params = new WsJobParameters(store, set, args);
-      if (params.showRunDialog())
-      {
-        args = params.getJobParams();
-      }
-      else
-      {
-        return; // user cancelled
-      }
+      params.showRunDialog().thenAccept((startJob) -> {
+        if (startJob)
+        {
+          var args2 = params.getJobParams();
+          new Thread(new HMMSearch(this, args2)).start();
+          alignPanel.repaint();
+        }
+      });
+    }
+    else
+    {
+      new Thread(new HMMSearch(this, args)).start();
+      alignPanel.repaint();
     }
-    new Thread(new HMMSearch(this, args)).start();
-    alignPanel.repaint();
   }
 
   @Override
@@ -1155,18 +1334,20 @@ public class AlignFrame extends GAlignFrame
     {
       WsParamSetI set = new HMMERPreset();
       WsJobParameters params = new WsJobParameters(store, set, args);
-      if (params.showRunDialog())
-      {
-        args = params.getJobParams();
-      }
-      else
-      {
-        return; // user cancelled
-      }
+      params.showRunDialog().thenAccept((startJob) -> {
+        if (startJob)
+        {
+          var args2 = params.getJobParams();
+          new Thread(new JackHMMER(this, args2)).start();
+          alignPanel.repaint();
+        }
+      });
+    }
+    else
+    {
+      new Thread(new JackHMMER(this, args)).start();
+      alignPanel.repaint();
     }
-    new Thread(new JackHMMER(this, args)).start();
-    alignPanel.repaint();
-
   }
 
   /**
@@ -1299,104 +1480,98 @@ public class AlignFrame extends GAlignFrame
   @Override
   public void reload_actionPerformed(ActionEvent e)
   {
-    if (fileName != null)
+    if (fileName == null && fileObject == null)
     {
-      // TODO: JAL-1108 - ensure all associated frames are closed regardless of
-      // originating file's format
-      // TODO: work out how to recover feature settings for correct view(s) when
-      // file is reloaded.
-      if (FileFormat.Jalview.equals(currentFileFormat))
+      return;
+    }
+    // TODO: JAL-1108 - ensure all associated frames are closed regardless of
+    // originating file's format
+    // TODO: work out how to recover feature settings for correct view(s) when
+    // file is reloaded.
+    if (FileFormat.Jalview.equals(currentFileFormat))
+    {
+      JInternalFrame[] frames = Desktop.getDesktopPane().getAllFrames();
+      for (int i = 0; i < frames.length; i++)
       {
-        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 != null
+                && ((AlignFrame) frames[i]).fileName.equals(fileName))
         {
-          if (frames[i] instanceof AlignFrame && frames[i] != this
-                  && ((AlignFrame) frames[i]).fileName != null
-                  && ((AlignFrame) frames[i]).fileName.equals(fileName))
+          try
+          {
+            frames[i].setSelected(true);
+            Desktop.getInstance().closeAssociatedWindows();
+          } catch (java.beans.PropertyVetoException ex)
           {
-            try
-            {
-              frames[i].setSelected(true);
-              Desktop.instance.closeAssociatedWindows();
-            } catch (java.beans.PropertyVetoException ex)
-            {
-            }
           }
-
         }
-        Desktop.instance.closeAssociatedWindows();
 
-        FileLoader loader = new FileLoader();
-        DataSourceType protocol = fileName.startsWith("http:")
-                ? DataSourceType.URL
-                : DataSourceType.FILE;
-        loader.LoadFile(viewport, fileName, protocol, currentFileFormat);
       }
-      else
-      {
-        Rectangle bounds = this.getBounds();
+      Desktop.getInstance().closeAssociatedWindows();
 
-        FileLoader loader = new FileLoader();
+      FileLoader loader = new FileLoader();
+      loader.LoadFile(viewport, (fileObject == null ? fileName : fileObject), protocol, currentFileFormat);
+    }
+    else
+    {
+      Rectangle bounds = this.getBounds();
 
-        AlignFrame newframe = null;
+      FileLoader loader = new FileLoader();
 
-        if (fileObject == null)
-        {
+      AlignFrame newframe = null;
 
-          DataSourceType protocol = (fileName.startsWith("http:")
-                  ? DataSourceType.URL
-                  : DataSourceType.FILE);
-          newframe = loader.LoadFileWaitTillLoaded(fileName, protocol,
-                  currentFileFormat);
-        }
-        else
-        {
-          newframe = loader.LoadFileWaitTillLoaded(fileObject,
-                  DataSourceType.FILE, currentFileFormat);
-        }
+      if (fileObject == null)
+      {
+        newframe = loader.LoadFileWaitTillLoaded(fileName, protocol,
+                currentFileFormat);
+      }
+      else
+      {
+        newframe = loader.LoadFileWaitTillLoaded(fileObject,
+                DataSourceType.FILE, currentFileFormat);
+      }
 
-        newframe.setBounds(bounds);
-        if (featureSettings != null && featureSettings.isShowing())
+      newframe.setBounds(bounds);
+      if (featureSettings != null && featureSettings.isShowing())
+      {
+        final Rectangle fspos = featureSettings.frame.getBounds();
+        // TODO: need a 'show feature settings' function that takes bounds -
+        // need to refactor Desktop.addFrame
+        newframe.featureSettings_actionPerformed(null);
+        final FeatureSettings nfs = newframe.featureSettings;
+        SwingUtilities.invokeLater(new Runnable()
         {
-          final Rectangle fspos = featureSettings.frame.getBounds();
-          // TODO: need a 'show feature settings' function that takes bounds -
-          // need to refactor Desktop.addFrame
-          newframe.featureSettings_actionPerformed(null);
-          final FeatureSettings nfs = newframe.featureSettings;
-          SwingUtilities.invokeLater(new Runnable()
+          @Override
+          public void run()
           {
-            @Override
-            public void run()
-            {
-              nfs.frame.setBounds(fspos);
-            }
-          });
-          this.featureSettings.close();
-          this.featureSettings = null;
-        }
-        this.closeMenuItem_actionPerformed(true);
+            nfs.frame.setBounds(fspos);
+          }
+        });
+        this.featureSettings.close();
+        this.featureSettings = null;
       }
+      this.closeMenuItem_actionPerformed(true);
     }
   }
 
   @Override
   public void addFromText_actionPerformed(ActionEvent e)
   {
-    Desktop.instance
+    Desktop.getInstance()
             .inputTextboxMenuItem_actionPerformed(viewport.getAlignPanel());
   }
 
   @Override
   public void addFromURL_actionPerformed(ActionEvent e)
   {
-    Desktop.instance.inputURLMenuItem_actionPerformed(viewport);
+    Desktop.getInstance().inputURLMenuItem_actionPerformed(viewport);
   }
 
   @Override
   public void save_actionPerformed(ActionEvent e)
   {
     if (fileName == null || (currentFileFormat == null)
-            || fileName.startsWith("http"))
+            || HttpUtils.startsWithHttpOrHttps(fileName))
     {
       saveAs_actionPerformed();
     }
@@ -1433,7 +1608,7 @@ public class AlignFrame extends GAlignFrame
     // todo is this (2005) test now obsolete - value is never null?
     while (currentFileFormat == null)
     {
-      JvOptionPane.showInternalMessageDialog(Desktop.desktop,
+      JvOptionPane.showInternalMessageDialog(Desktop.getDesktopPane(),
               MessageManager
                       .getString("label.select_file_format_before_saving"),
               MessageManager.getString("label.file_format_not_specified"),
@@ -1469,11 +1644,20 @@ public class AlignFrame extends GAlignFrame
 
     if (!lastSaveSuccessful)
     {
-      JvOptionPane.showInternalMessageDialog(this, MessageManager
-              .formatMessage("label.couldnt_save_file", new Object[]
-              { lastFilenameSaved }),
-              MessageManager.getString("label.error_saving_file"),
-              JvOptionPane.WARNING_MESSAGE);
+      if (!Platform.isHeadless())
+      {
+        JvOptionPane.showInternalMessageDialog(this, MessageManager
+                .formatMessage("label.couldnt_save_file", new Object[]
+                { lastFilenameSaved }),
+                MessageManager.getString("label.error_saving_file"),
+                JvOptionPane.WARNING_MESSAGE);
+      }
+      else
+      {
+        Console.error(MessageManager
+                .formatMessage("label.couldnt_save_file", new Object[]
+                { lastFilenameSaved }));
+      }
     }
     else
     {
@@ -1550,32 +1734,65 @@ public class AlignFrame extends GAlignFrame
         {
           // create backupfiles object and get new temp filename destination
           boolean doBackup = BackupFiles.getEnabled();
-          BackupFiles backupfiles = doBackup ? new BackupFiles(file) : null;
+          BackupFiles backupfiles = null;
+          if (doBackup)
+          {
+            Console.trace(
+                    "ALIGNFRAME making backupfiles object for " + file);
+            backupfiles = new BackupFiles(file);
+          }
           try
           {
             String tempFilePath = doBackup ? backupfiles.getTempFilePath()
                     : file;
+            Console.trace("ALIGNFRAME setting PrintWriter");
             PrintWriter out = new PrintWriter(new FileWriter(tempFilePath));
 
+            if (backupfiles != null)
+            {
+              Console.trace("ALIGNFRAME about to write to temp file "
+                      + backupfiles.getTempFilePath());
+            }
+
             out.print(output);
+            Console.trace("ALIGNFRAME about to close file");
             out.close();
+            Console.trace("ALIGNFRAME closed file");
             AlignFrame.this.setTitle(file);
             statusBar.setText(MessageManager.formatMessage(
                     "label.successfully_saved_to_file_in_format",
                     new Object[]
                     { fileName, format.getName() }));
             lastSaveSuccessful = true;
+          } catch (IOException e)
+          {
+            lastSaveSuccessful = false;
+            Console.error(
+                    "ALIGNFRAME Something happened writing the temp file");
+            Console.error(e.getMessage());
+            Console.debug(Cache.getStackTraceString(e));
           } catch (Exception ex)
           {
             lastSaveSuccessful = false;
-            ex.printStackTrace();
+            Console.error(
+                    "ALIGNFRAME Something unexpected happened writing the temp file");
+            Console.error(ex.getMessage());
+            Console.debug(Cache.getStackTraceString(ex));
           }
 
           if (doBackup)
           {
             backupfiles.setWriteSuccess(lastSaveSuccessful);
+            Console.debug("ALIGNFRAME writing temp file was "
+                    + (lastSaveSuccessful ? "" : "NOT ") + "successful");
             // do the backup file roll and rename the temp file to actual file
+            Console.trace(
+                    "ALIGNFRAME about to rollBackupsAndRenameTempFile");
             lastSaveSuccessful = backupfiles.rollBackupsAndRenameTempFile();
+            Console.debug(
+                    "ALIGNFRAME performed rollBackupsAndRenameTempFile "
+                            + (lastSaveSuccessful ? "" : "un")
+                            + "successfully");
           }
         }
       }
@@ -1677,6 +1894,7 @@ public class AlignFrame extends GAlignFrame
     bjs.exportHTML(null);
   }
 
+  // ??
   public void createImageMap(File file, String image)
   {
     alignPanel.makePNGImageMap(file, image);
@@ -1756,7 +1974,7 @@ public class AlignFrame extends GAlignFrame
           throws IOException, InterruptedException
   {
     final JalviewFileChooser chooser = new JalviewFileChooser(
-            jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
+            Cache.getProperty("LAST_DIRECTORY"));
     chooser.setFileView(new JalviewFileView());
     String tooltip = MessageManager
             .getString("label.load_jalview_annotations");
@@ -1768,7 +1986,7 @@ public class AlignFrame extends GAlignFrame
       public void run()
       {
         String choice = chooser.getSelectedFile().getPath();
-        jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice);
+        Cache.setProperty("LAST_DIRECTORY", choice);
         loadJalviewDataFile(chooser.getSelectedFile(), null, null, null);
       }
     });
@@ -1955,7 +2173,7 @@ public class AlignFrame extends GAlignFrame
     {
       if (originalSource != viewport)
       {
-        Cache.log.warn(
+        Console.warn(
                 "Implementation worry: mismatch of viewport origin for undo");
       }
       originalSource.updateHiddenColumns();
@@ -1964,8 +2182,7 @@ public class AlignFrame extends GAlignFrame
       // && viewport.getColumnSelection().getHiddenColumns() != null &&
       // viewport.getColumnSelection()
       // .getHiddenColumns().size() > 0);
-      originalSource.firePropertyChange("alignment", null,
-              originalSource.getAlignment().getSequences());
+      originalSource.notifyAlignment();
     }
   }
 
@@ -1995,7 +2212,7 @@ public class AlignFrame extends GAlignFrame
 
       if (originalSource != viewport)
       {
-        Cache.log.warn(
+        Console.warn(
                 "Implementation worry: mismatch of viewport origin for redo");
       }
       originalSource.updateHiddenColumns();
@@ -2004,8 +2221,7 @@ public class AlignFrame extends GAlignFrame
       // && viewport.getColumnSelection().getHiddenColumns() != null &&
       // viewport.getColumnSelection()
       // .getHiddenColumns().size() > 0);
-      originalSource.firePropertyChange("alignment", null,
-              originalSource.getAlignment().getSequences());
+      originalSource.notifyAlignment();
     }
   }
 
@@ -2052,10 +2268,11 @@ public class AlignFrame extends GAlignFrame
   }
 
   /**
-   * DOCUMENT ME!
+   * Calls AlignmentI.moveSelectedSequencesByOne with current sequence selection
+   * or the sequence under cursor in keyboard mode
    * 
    * @param up
-   *          DOCUMENT ME!
+   *          or down (if !up)
    */
   public void moveSelectedSequences(boolean up)
   {
@@ -2063,8 +2280,25 @@ public class AlignFrame extends GAlignFrame
 
     if (sg == null)
     {
+      if (viewport.cursorMode)
+      {
+        sg = new SequenceGroup();
+        sg.addSequence(viewport.getAlignment().getSequenceAt(
+                alignPanel.getSeqPanel().seqCanvas.cursorY), false);
+      }
+      else
+      {
+        return;
+      }
+    }
+
+    if (sg.getSize() < 1)
+    {
       return;
     }
+
+    // TODO: JAL-3733 - add an event to the undo buffer for this !
+
     viewport.getAlignment().moveSelectedSequencesByOne(sg,
             viewport.getHiddenRepSequences(), up);
     alignPanel.paintAlignment(true, false);
@@ -2203,16 +2437,17 @@ public class AlignFrame extends GAlignFrame
 
     StringSelection ss = new StringSelection(output);
 
+    Desktop d = Desktop.getInstance();
     try
     {
-      jalview.gui.Desktop.internalCopy = true;
+      d.internalCopy = true;
       // Its really worth setting the clipboard contents
       // to empty before setting the large StringSelection!!
       Toolkit.getDefaultToolkit().getSystemClipboard()
               .setContents(new StringSelection(""), null);
 
       Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss,
-              Desktop.instance);
+              d);
     } catch (OutOfMemoryError er)
     {
       new OOMWarning("copying region", er);
@@ -2232,7 +2467,7 @@ public class AlignFrame extends GAlignFrame
               hiddenCutoff, hiddenOffset);
     }
 
-    Desktop.jalviewClipboard = new Object[] { seqs,
+    d.jalviewClipboard = new Object[] { seqs,
         viewport.getAlignment().getDataset(), hiddenColumns };
     setStatus(MessageManager.formatMessage(
             "label.copied_sequences_to_clipboard", new Object[]
@@ -2312,12 +2547,14 @@ public class AlignFrame extends GAlignFrame
       boolean annotationAdded = false;
       AlignmentI alignment = null;
 
-      if (Desktop.jalviewClipboard != null)
+      Desktop d = Desktop.getInstance();
+
+      if (d.jalviewClipboard != null)
       {
         // The clipboard was filled from within Jalview, we must use the
         // sequences
         // And dataset from the copied alignment
-        SequenceI[] newseq = (SequenceI[]) Desktop.jalviewClipboard[0];
+        SequenceI[] newseq = (SequenceI[]) d.jalviewClipboard[0];
         // be doubly sure that we create *new* sequence objects.
         sequences = new SequenceI[newseq.length];
         for (int i = 0; i < newseq.length; i++)
@@ -2342,10 +2579,10 @@ public class AlignFrame extends GAlignFrame
       if (newAlignment)
       {
 
-        if (Desktop.jalviewClipboard != null)
+        if (d.jalviewClipboard != null)
         {
           // dataset is inherited
-          alignment.setDataset((Alignment) Desktop.jalviewClipboard[1]);
+          alignment.setDataset((Alignment) d.jalviewClipboard[1]);
         }
         else
         {
@@ -2361,8 +2598,8 @@ public class AlignFrame extends GAlignFrame
         alignment = viewport.getAlignment();
         alwidth = alignment.getWidth() + 1;
         // decide if we need to import sequences from an existing dataset
-        boolean importDs = Desktop.jalviewClipboard != null
-                && Desktop.jalviewClipboard[1] != alignment.getDataset();
+        boolean importDs = d.jalviewClipboard != null
+                && d.jalviewClipboard[1] != alignment.getDataset();
         // importDs==true instructs us to copy over new dataset sequences from
         // an existing alignment
         Vector<SequenceI> newDs = (importDs) ? new Vector<>() : null; // used to
@@ -2543,8 +2780,7 @@ public class AlignFrame extends GAlignFrame
           }
           buildSortByAnnotationScoresMenu();
         }
-        viewport.firePropertyChange("alignment", null,
-                alignment.getSequences());
+        viewport.notifyAlignment();
         if (alignPanels != null)
         {
           for (AlignmentPanel ap : alignPanels)
@@ -2564,10 +2800,9 @@ public class AlignFrame extends GAlignFrame
                 DEFAULT_HEIGHT);
         String newtitle = new String("Copied sequences");
 
-        if (Desktop.jalviewClipboard != null
-                && Desktop.jalviewClipboard[2] != null)
+        if (d.jalviewClipboard != null && d.jalviewClipboard[2] != null)
         {
-          HiddenColumns hc = (HiddenColumns) Desktop.jalviewClipboard[2];
+          HiddenColumns hc = (HiddenColumns) d.jalviewClipboard[2];
           af.viewport.setHiddenColumns(hc);
         }
 
@@ -2606,6 +2841,7 @@ public class AlignFrame extends GAlignFrame
       System.out.println("Exception whilst pasting: " + ex);
       // could be anything being pasted in here
     }
+
   }
 
   @Override
@@ -2619,10 +2855,10 @@ public class AlignFrame extends GAlignFrame
               DEFAULT_HEIGHT);
       String newtitle = new String("Flanking alignment");
 
-      if (Desktop.jalviewClipboard != null
-              && Desktop.jalviewClipboard[2] != null)
+      Desktop d = Desktop.getInstance();
+      if (d.jalviewClipboard != null && d.jalviewClipboard[2] != null)
       {
-        HiddenColumns hc = (HiddenColumns) Desktop.jalviewClipboard[2];
+        HiddenColumns hc = (HiddenColumns) d.jalviewClipboard[2];
         af.viewport.setHiddenColumns(hc);
       }
 
@@ -2699,8 +2935,7 @@ public class AlignFrame extends GAlignFrame
         viewport.sendSelection();
         viewport.getAlignment().deleteGroup(sg);
 
-        viewport.firePropertyChange("alignment", null,
-                viewport.getAlignment().getSequences());
+        viewport.notifyAlignment();
         if (viewport.getAlignment().getHeight() < 1)
         {
           try
@@ -2709,6 +2944,8 @@ public class AlignFrame extends GAlignFrame
           } catch (Exception ex)
           {
           }
+        } else {
+          updateAll(null);
         }
       }
     };
@@ -2722,7 +2959,8 @@ public class AlignFrame extends GAlignFrame
             + 1) == viewport.getAlignment().getWidth()) ? true : false;
     if (wholeHeight && wholeWidth)
     {
-      JvOptionPane dialog = JvOptionPane.newOptionDialog(Desktop.desktop);
+      JvOptionPane dialog = JvOptionPane
+              .newOptionDialog(Desktop.getDesktopPane());
       dialog.setResponseHandler(0, okAction); // 0 = OK_OPTION
       Object[] options = new Object[] {
           MessageManager.getString("action.ok"),
@@ -2749,10 +2987,26 @@ public class AlignFrame extends GAlignFrame
   {
     if (avc.deleteGroups())
     {
-      PaintRefresher.Refresh(this, viewport.getSequenceSetId());
-      alignPanel.updateAnnotation();
+      updateAll(viewport.getSequenceSetId());
+    }
+  }
+
+  private void updateAll(String id)
+  {
+    if (id == null)
+    {
+      // this will force a non-fast repaint of both the IdPanel and SeqPanel
+      alignPanel.getIdPanel().getIdCanvas().setNoFastPaint();
+      alignPanel.getSeqPanel().seqCanvas.setNoFastPaint();
+      alignPanel.repaint();
+    }
+    else
+    {
+      // original version
+      PaintRefresher.Refresh(this, id);
       alignPanel.paintAlignment(true, true);
     }
+    alignPanel.updateAnnotation();
   }
 
   /**
@@ -2764,18 +3018,7 @@ public class AlignFrame extends GAlignFrame
   @Override
   public void selectAllSequenceMenuItem_actionPerformed(ActionEvent e)
   {
-    SequenceGroup sg = new SequenceGroup(
-            viewport.getAlignment().getSequences());
-
-    sg.setEndRes(viewport.getAlignment().getWidth() - 1);
-    viewport.setSelectionGroup(sg);
-    viewport.isSelectionGroupChanged(true);
-    viewport.sendSelection();
-    // JAL-2034 - should delegate to
-    // alignPanel to decide if overview needs
-    // updating.
-    alignPanel.paintAlignment(false, false);
-    PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
+    alignPanel.selectAllSequences();
   }
 
   /**
@@ -2787,21 +3030,7 @@ public class AlignFrame extends GAlignFrame
   @Override
   public void deselectAllSequenceMenuItem_actionPerformed(ActionEvent e)
   {
-    if (viewport.cursorMode)
-    {
-      alignPanel.getSeqPanel().keyboardNo1 = null;
-      alignPanel.getSeqPanel().keyboardNo2 = null;
-    }
-    viewport.setSelectionGroup(null);
-    viewport.getColumnSelection().clear();
-    viewport.setSelectionGroup(null);
-    alignPanel.getIdPanel().getIdCanvas().searchResults = null;
-    // JAL-2034 - should delegate to
-    // alignPanel to decide if overview needs
-    // updating.
-    alignPanel.paintAlignment(false, false);
-    PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
-    viewport.sendSelection();
+    alignPanel.deselectAllSequences();
   }
 
   /**
@@ -2817,7 +3046,7 @@ public class AlignFrame extends GAlignFrame
 
     if (sg == null)
     {
-      selectAllSequenceMenuItem_actionPerformed(null);
+      alignPanel.selectAllSequences();
 
       return;
     }
@@ -2907,8 +3136,8 @@ public class AlignFrame extends GAlignFrame
                 column, viewport.getAlignment());
       }
 
-      setStatus(MessageManager
-              .formatMessage("label.removed_columns", new String[]
+      setStatus(MessageManager.formatMessage("label.removed_columns",
+              new String[]
               { Integer.valueOf(trimRegion.getSize()).toString() }));
 
       addHistoryItem(trimRegion);
@@ -2922,8 +3151,7 @@ public class AlignFrame extends GAlignFrame
         }
       }
 
-      viewport.firePropertyChange("alignment", null,
-              viewport.getAlignment().getSequences());
+      viewport.notifyAlignment();
     }
   }
 
@@ -2957,8 +3185,8 @@ public class AlignFrame extends GAlignFrame
 
     addHistoryItem(removeGapCols);
 
-    setStatus(MessageManager
-            .formatMessage("label.removed_empty_columns", new Object[]
+    setStatus(MessageManager.formatMessage("label.removed_empty_columns",
+            new Object[]
             { Integer.valueOf(removeGapCols.getSize()).toString() }));
 
     // This is to maintain viewport position on first residue
@@ -2972,8 +3200,7 @@ public class AlignFrame extends GAlignFrame
     // if (viewport.hasHiddenColumns)
     // viewport.getColumnSelection().compensateForEdits(shifts);
     ranges.setStartRes(seq.findIndex(startRes) - 1);
-    viewport.firePropertyChange("alignment", null,
-            viewport.getAlignment().getSequences());
+    viewport.notifyAlignment();
 
   }
 
@@ -3011,8 +3238,7 @@ public class AlignFrame extends GAlignFrame
 
     viewport.getRanges().setStartRes(seq.findIndex(startRes) - 1);
 
-    viewport.firePropertyChange("alignment", null,
-            viewport.getAlignment().getSequences());
+    viewport.notifyAlignment();
 
   }
 
@@ -3026,20 +3252,18 @@ public class AlignFrame extends GAlignFrame
   public void padGapsMenuitem_actionPerformed(ActionEvent e)
   {
     viewport.setPadGaps(padGapsMenuitem.isSelected());
-    viewport.firePropertyChange("alignment", null,
-            viewport.getAlignment().getSequences());
+    viewport.notifyAlignment();
   }
 
   /**
-   * DOCUMENT ME!
+   * Opens a Finder dialog
    * 
    * @param e
-   *          DOCUMENT ME!
    */
   @Override
   public void findMenuItem_actionPerformed(ActionEvent e)
   {
-    new Finder();
+    new Finder(alignPanel, false, null);
   }
 
   /**
@@ -3080,8 +3304,8 @@ public class AlignFrame extends GAlignFrame
 
     if (viewport.getViewName() == null)
     {
-      viewport.setViewName(MessageManager
-              .getString("label.view_name_original"));
+      viewport.setViewName(
+              MessageManager.getString("label.view_name_original"));
     }
 
     /*
@@ -3198,7 +3422,7 @@ public class AlignFrame extends GAlignFrame
   @Override
   public void gatherViews_actionPerformed(ActionEvent e)
   {
-    Desktop.instance.gatherViews(this);
+    Desktop.getInstance().gatherViews(this);
   }
 
   /**
@@ -3583,11 +3807,26 @@ public class AlignFrame extends GAlignFrame
   {
     final boolean setVisible = annotationPanelMenuItem.isSelected();
     viewport.setShowAnnotation(setVisible);
-    this.showAllSeqAnnotations.setEnabled(setVisible);
-    this.hideAllSeqAnnotations.setEnabled(setVisible);
-    this.showAllAlAnnotations.setEnabled(setVisible);
-    this.hideAllAlAnnotations.setEnabled(setVisible);
+    syncAnnotationMenuItems(setVisible);
     alignPanel.updateLayout();
+    repaint();
+    SwingUtilities.invokeLater(new Runnable() {
+
+      @Override
+      public void run()
+      {
+        alignPanel.updateScrollBarsFromRanges();
+      }
+      
+    });
+  }
+
+  private void syncAnnotationMenuItems(boolean setVisible)
+  {
+    showAllSeqAnnotations.setEnabled(setVisible);
+    hideAllSeqAnnotations.setEnabled(setVisible);
+    showAllAlAnnotations.setEnabled(setVisible);
+    hideAllAlAnnotations.setEnabled(setVisible);
   }
 
   @Override
@@ -3650,12 +3889,34 @@ public class AlignFrame extends GAlignFrame
     }
 
     JInternalFrame frame = new JInternalFrame();
-    final OverviewPanel overview = new OverviewPanel(alignPanel);
+    // BH 2019.07.26 we allow for an embedded
+    // undecorated overview with defined size
+    frame.setName(Platform.getAppID("overview"));
+    //
+    Dimension dim = Platform.getDimIfEmbedded(frame, -1, -1);
+    if (dim != null && dim.width == 0)
+    {
+      dim = null; // hidden, not embedded
+    }
+    OverviewPanel overview = new OverviewPanel(alignPanel, dim);
     frame.setContentPane(overview);
+    if (dim == null)
+    {
+      dim = new Dimension();
+      // was frame.getSize(), but that is 0,0 at this point;
+    }
+    else
+    {
+      // we are imbedding, and so we have an undecorated frame
+      // and we can set the the frame dimensions accordingly.
+    }
+    // allowing for unresizable option using, style="resize:none"
+    boolean resizable = (Platform.getEmbeddedAttribute(frame,
+            "resize") != "none");
     Desktop.addInternalFrame(frame, MessageManager
             .formatMessage("label.overview_params", new Object[]
-            { this.getTitle() }), true, frame.getWidth(), frame.getHeight(),
-            true, true);
+            { this.getTitle() }), Desktop.FRAME_MAKE_VISIBLE, dim.width,
+            dim.height, resizable, Desktop.FRAME_ALLOW_ANY_SIZE);
     frame.pack();
     frame.setLayer(JLayeredPane.PALETTE_LAYER);
     frame.addInternalFrameListener(
@@ -3913,7 +4174,6 @@ public class AlignFrame extends GAlignFrame
     alignPanel.paintAlignment(true, false);
 
   }
-
   /**
    * DOCUMENT ME!
    * 
@@ -3957,11 +4217,11 @@ public class AlignFrame extends GAlignFrame
   @Override
   public void autoCalculate_actionPerformed(ActionEvent e)
   {
-    viewport.autoCalculateConsensus = autoCalculate.isSelected();
-    if (viewport.autoCalculateConsensus)
+    viewport.setAutoCalculateConsensusAndConservation(
+            autoCalculate.isSelected());
+    if (viewport.getAutoCalculateConsensusAndConservation())
     {
-      viewport.firePropertyChange("alignment", null,
-              viewport.getAlignment().getSequences());
+      viewport.notifyAlignment();
     }
   }
 
@@ -4004,7 +4264,7 @@ public class AlignFrame extends GAlignFrame
       {
         if (_s.getLength() < sg.getEndRes())
         {
-          JvOptionPane.showMessageDialog(Desktop.desktop,
+          JvOptionPane.showMessageDialog(Desktop.getDesktopPane(),
                   MessageManager.getString(
                           "label.selected_region_to_tree_may_only_contain_residues_or_gaps"),
                   MessageManager.getString(
@@ -4036,7 +4296,8 @@ public class AlignFrame extends GAlignFrame
 
     frameTitle += this.title;
 
-    Desktop.addInternalFrame(tp, frameTitle, 600, 500);
+    Dimension dim = Platform.getDimIfEmbedded(tp, 600, 500);
+    Desktop.addInternalFrame(tp, frameTitle, dim.width, dim.height);
   }
 
   /**
@@ -4153,6 +4414,18 @@ public class AlignFrame extends GAlignFrame
   }
 
   /**
+   * Enable (or, if desired, make visible) the By Tree 
+   * submenu only if it has at least one element (or will have).
+   * 
+   */
+  @Override
+  protected void enableSortMenuOptions()
+  {
+    List<TreePanel> treePanels = getTreePanels();
+    sortByTreeMenu.setEnabled(!treePanels.isEmpty());
+  }
+  
+  /**
    * Maintain the Order by->Displayed Tree menu. Creates a new menu item for a
    * TreePanel with an appropriate <code>jalview.analysis.AlignmentSorter</code>
    * call. Listeners are added to remove the menu item when the treePanel is
@@ -4164,24 +4437,7 @@ public class AlignFrame extends GAlignFrame
   {
     sortByTreeMenu.removeAll();
 
-    List<Component> comps = PaintRefresher.components
-            .get(viewport.getSequenceSetId());
-    List<TreePanel> treePanels = new ArrayList<>();
-    for (Component comp : comps)
-    {
-      if (comp instanceof TreePanel)
-      {
-        treePanels.add((TreePanel) comp);
-      }
-    }
-
-    if (treePanels.size() < 1)
-    {
-      sortByTreeMenu.setVisible(false);
-      return;
-    }
-
-    sortByTreeMenu.setVisible(true);
+    List<TreePanel> treePanels = getTreePanels();
 
     for (final TreePanel tp : treePanels)
     {
@@ -4201,6 +4457,20 @@ public class AlignFrame extends GAlignFrame
     }
   }
 
+  private List<TreePanel> getTreePanels()
+  {
+    List<Component> comps = PaintRefresher.components
+            .get(viewport.getSequenceSetId());
+    List<TreePanel> treePanels = new ArrayList<>();
+    for (Component comp : comps)
+    {
+      if (comp instanceof TreePanel)
+      {
+        treePanels.add((TreePanel) comp);
+      }
+    }
+    return treePanels;
+  }
   public boolean sortBy(AlignmentOrder alorder, String undoname)
   {
     SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
@@ -4302,7 +4572,7 @@ public class AlignFrame extends GAlignFrame
   {
     // Pick the tree file
     JalviewFileChooser chooser = new JalviewFileChooser(
-            jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
+            Cache.getProperty("LAST_DIRECTORY"));
     chooser.setFileView(new JalviewFileView());
     chooser.setDialogTitle(
             MessageManager.getString("label.select_newick_like_tree_file"));
@@ -4324,7 +4594,8 @@ public class AlignFrame extends GAlignFrame
           viewport.setCurrentTree(showNewickTree(fin, filePath).getTree());
         } catch (Exception ex)
         {
-          JvOptionPane.showMessageDialog(Desktop.desktop, ex.getMessage(),
+          JvOptionPane.showMessageDialog(Desktop.getDesktopPane(),
+                  ex.getMessage(),
                   MessageManager
                           .getString("label.problem_reading_tree_file"),
                   JvOptionPane.WARNING_MESSAGE);
@@ -4332,7 +4603,7 @@ public class AlignFrame extends GAlignFrame
         }
         if (fin != null && fin.hasWarningMessage())
         {
-          JvOptionPane.showMessageDialog(Desktop.desktop,
+          JvOptionPane.showMessageDialog(Desktop.getDesktopPane(),
                   fin.getWarningMessage(),
                   MessageManager.getString(
                           "label.possible_problem_with_tree_file"),
@@ -4387,14 +4658,24 @@ public class AlignFrame extends GAlignFrame
       {
         tp = new TreePanel(alignPanel, nf, treeTitle, input);
 
-        tp.setSize(w, h);
+        Dimension dim = Platform.getDimIfEmbedded(tp, -1, -1);
+        if (dim == null)
+        {
+          dim = new Dimension(w, h);
+        }
+        else
+        {
+          // no offset, either
+          x = 0;
+        }
+        tp.setSize(dim.width, dim.height);
 
         if (x > 0 && y > 0)
         {
           tp.setLocation(x, y);
         }
 
-        Desktop.addInternalFrame(tp, treeTitle, w, h);
+        Desktop.addInternalFrame(tp, treeTitle, dim.width, dim.height);
       }
     } catch (Exception ex)
     {
@@ -4404,37 +4685,64 @@ public class AlignFrame extends GAlignFrame
     return tp;
   }
 
+  private WebServicesMenuManager slivkaMenu = new WebServicesMenuManager("slivka", this);
+  private WebServicesMenuManager ebiMenu = new WebServicesMenuManager("job dispatcher", this);
+  private WebServicesMenuManager jpred4Menu = new WebServicesMenuManager("jpred4", this);
+
   /**
    * Schedule the web services menu rebuild to the event dispatch thread.
    */
   public void buildWebServicesMenu()
   {
     SwingUtilities.invokeLater(() -> {
+      Console.info("Rebuiling WS menu");
       webService.removeAll();
       if (Cache.getDefault("SHOW_SLIVKA_SERVICES", true))
       {
+        Console.info("Building web service menu for slivka");
         SlivkaWSDiscoverer discoverer = SlivkaWSDiscoverer.getInstance();
-        JMenu submenu = new JMenu("Slivka");
-        buildWebServicesMenu(discoverer, submenu);
-        webService.add(submenu);
+        slivkaMenu.setServices(discoverer);
+        slivkaMenu.setInProgress(discoverer.isRunning());
+        slivkaMenu.setNoServices(discoverer.isDone() && !discoverer.hasServices());
+        webService.add(slivkaMenu.getMenu());
+      }
+      if (Cache.getDefault("SHOW_EBI_SERVICES", true))
+      {
+        Console.info("Building web services menu for jobs dispatcher");
+        JobDispatcherWSDiscoverer discoverer = JobDispatcherWSDiscoverer.getInstance();
+        ebiMenu.setServices(discoverer);
+        ebiMenu.setInProgress(discoverer.isRunning());
+        ebiMenu.setNoServices(discoverer.isDone() && !discoverer.hasServices());
+        webService.add(ebiMenu.getMenu());
+      }
+      if (Cache.getDefault("SHOW_JPRED4_SERVICES", true))
+      {
+        Console.info("Building web services menu for jpred4");
+        JPred4WSDiscoverer discoverer = JPred4WSDiscoverer.getInstance();
+        jpred4Menu.setServices(discoverer);
+        jpred4Menu.setInProgress(discoverer.isRunning());
+        jpred4Menu.setNoServices(discoverer.isDone() && !discoverer.hasServices());
+        webService.add(jpred4Menu.getMenu());
       }
       if (Cache.getDefault("SHOW_JWS2_SERVICES", true))
       {
-        WSDiscovererI jws2servs = Jws2Discoverer.getDiscoverer();
+        WSDiscovererI jws2servs = Jws2Discoverer.getInstance();
         JMenu submenu = new JMenu("JABAWS");
         buildLegacyWebServicesMenu(submenu);
         buildWebServicesMenu(jws2servs, submenu);
         webService.add(submenu);
       }
+      build_urlServiceMenu(webService);
+      build_fetchdbmenu(webService);
     });
   }
 
   private void buildLegacyWebServicesMenu(JMenu menu)
   {
     JMenu secstrmenu = new JMenu("Secondary Structure Prediction");
-    if (Discoverer.services != null && Discoverer.services.size() > 0) 
+    if (Discoverer.getServices() != null && Discoverer.getServices().size() > 0) 
     {
-      var secstrpred = Discoverer.services.get("SecStrPred");
+      var secstrpred = Discoverer.getServices().get("SecStrPred");
       if (secstrpred != null) 
       {
         for (ext.vamsas.ServiceHandle sh : secstrpred) 
@@ -4461,7 +4769,8 @@ public class AlignFrame extends GAlignFrame
     if (discoverer.hasServices())
     {
       PreferredServiceRegistry.getRegistry().populateWSMenuEntry(
-              discoverer.getServices(), null, menu, this, null);
+              discoverer.getServices(), sv -> buildWebServicesMenu(), menu,
+              this, null);
     }
     if (discoverer.isRunning())
     {
@@ -4490,7 +4799,7 @@ public class AlignFrame extends GAlignFrame
      * JMenuItem testAlView = new JMenuItem("Test AlignmentView"); final
      * AlignFrame af = this; testAlView.addActionListener(new ActionListener() {
      * 
-     * @Override public void actionPerformed(ActionEvent e) {
+     *  public void actionPerformed(ActionEvent e) {
      * jalview.datamodel.AlignmentView
      * .testSelectionViews(af.viewport.getAlignment(),
      * af.viewport.getColumnSelection(), af.viewport.selectionGroup); }
@@ -4559,7 +4868,7 @@ public class AlignFrame extends GAlignFrame
       showProducts.setEnabled(showp);
     } catch (Exception e)
     {
-      Cache.log.warn(
+      Console.warn(
               "canShowProducts threw an exception - please report to help@jalview.org",
               e);
       return false;
@@ -4600,15 +4909,15 @@ public class AlignFrame extends GAlignFrame
       al = dna.translateCdna(codeTable);
     } catch (Exception ex)
     {
-      jalview.bin.Cache.log.error(
-              "Exception during translation. Please report this !", ex);
+      Console.error("Exception during translation. Please report this !",
+              ex);
       final String msg = MessageManager.getString(
               "label.error_when_translating_sequences_submit_bug_report");
       final String errorTitle = MessageManager
               .getString("label.implementation_error")
               + MessageManager.getString("label.translation_failed");
-      JvOptionPane.showMessageDialog(Desktop.desktop, msg, errorTitle,
-              JvOptionPane.ERROR_MESSAGE);
+      JvOptionPane.showMessageDialog(Desktop.getDesktopPane(), msg,
+              errorTitle, JvOptionPane.ERROR_MESSAGE);
       return;
     }
     if (al == null || al.getHeight() == 0)
@@ -4617,8 +4926,8 @@ public class AlignFrame extends GAlignFrame
               "label.select_at_least_three_bases_in_at_least_one_sequence_to_cDNA_translation");
       final String errorTitle = MessageManager
               .getString("label.translation_failed");
-      JvOptionPane.showMessageDialog(Desktop.desktop, msg, errorTitle,
-              JvOptionPane.WARNING_MESSAGE);
+      JvOptionPane.showMessageDialog(Desktop.getDesktopPane(), msg,
+              errorTitle, JvOptionPane.WARNING_MESSAGE);
     }
     else
     {
@@ -4631,7 +4940,7 @@ public class AlignFrame extends GAlignFrame
       if (Cache.getDefault(Preferences.ENABLE_SPLIT_FRAME, true))
       {
         final SequenceI[] seqs = viewport.getSelectionAsNewSequence();
-        viewport.openSplitFrame(af, new Alignment(seqs));
+        AlignViewport.openSplitFrame(this, af, new Alignment(seqs));
       }
       else
       {
@@ -4664,7 +4973,7 @@ public class AlignFrame extends GAlignFrame
   {
     // BH 2018
     return avc.parseFeaturesFile(file, sourceType,
-            Cache.getDefault("RELAXEDSEQIDMATCHING", false));
+            Cache.getDefault(Preferences.RELAXEDSEQIDMATCHING, false));
 
   }
 
@@ -4710,187 +5019,191 @@ public class AlignFrame extends GAlignFrame
     evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
     Transferable t = evt.getTransferable();
 
-    final AlignFrame thisaf = this;
     final List<Object> files = new ArrayList<>();
     List<DataSourceType> protocols = new ArrayList<>();
 
     try
     {
       Desktop.transferFromDropTarget(files, protocols, evt, t);
+      if (files.size() > 0)
+      {
+        new Thread(new Runnable()
+        {
+
+          @Override
+          public void run()
+          {
+            loadDroppedFiles(files, protocols, evt, t);
+          }
+        }).start();
+      }
     } catch (Exception e)
     {
       e.printStackTrace();
     }
-    if (files != null)
+  }
+
+  protected void loadDroppedFiles(List<Object> files,
+          List<DataSourceType> protocols, DropTargetDropEvent evt,
+          Transferable t)
+  {
+    try
     {
-      new Thread(new Runnable()
+      // check to see if any of these files have names matching sequences
+      // in
+      // the alignment
+      SequenceIdMatcher idm = new SequenceIdMatcher(
+              viewport.getAlignment().getSequencesArray());
+      /**
+       * Object[] { String,SequenceI}
+       */
+      ArrayList<Object[]> filesmatched = new ArrayList<>();
+      ArrayList<Object> filesnotmatched = new ArrayList<>();
+      for (int i = 0; i < files.size(); i++)
       {
-        @Override
-        public void run()
+        // BH 2018
+        Object fileObj = files.get(i);
+        String fileName = fileObj.toString();
+        String pdbfn = "";
+        DataSourceType protocol = (fileObj instanceof File
+                ? DataSourceType.FILE
+                : FormatAdapter.checkProtocol(fileName));
+        if (protocol == DataSourceType.FILE)
         {
-          try
+          File file;
+          if (fileObj instanceof File)
           {
-            // check to see if any of these files have names matching sequences
-            // in
-            // the alignment
-            SequenceIdMatcher idm = new SequenceIdMatcher(
-                    viewport.getAlignment().getSequencesArray());
-            /**
-             * Object[] { String,SequenceI}
-             */
-            ArrayList<Object[]> filesmatched = new ArrayList<>();
-            ArrayList<Object> filesnotmatched = new ArrayList<>();
-            for (int i = 0; i < files.size(); i++)
+            file = (File) fileObj;
+            Platform.cacheFileData(file);
+          }
+          else
+          {
+            file = new File(fileName);
+          }
+          pdbfn = file.getName();
+        }
+        else if (protocol == DataSourceType.URL)
+        {
+          URL url = new URL(fileName);
+          pdbfn = url.getFile();
+        }
+        if (pdbfn.length() > 0)
+        {
+          // attempt to find a match in the alignment
+          SequenceI[] mtch = idm.findAllIdMatches(pdbfn);
+          int l = 0, c = pdbfn.indexOf(".");
+          while (mtch == null && c != -1)
+          {
+            do
             {
-              // BH 2018
-              Object file = files.get(i);
-              String fileName = file.toString();
-              String pdbfn = "";
-              DataSourceType protocol = (file instanceof File
-                      ? DataSourceType.FILE
-                      : FormatAdapter.checkProtocol(fileName));
-              if (protocol == DataSourceType.FILE)
-              {
-                File fl;
-                if (file instanceof File)
-                {
-                  fl = (File) file;
-                  Platform.cacheFileData(fl);
-                }
-                else
-                {
-                  fl = new File(fileName);
-                }
-                pdbfn = fl.getName();
-              }
-              else if (protocol == DataSourceType.URL)
-              {
-                URL url = new URL(fileName);
-                pdbfn = url.getFile();
-              }
-              if (pdbfn.length() > 0)
-              {
-                // attempt to find a match in the alignment
-                SequenceI[] mtch = idm.findAllIdMatches(pdbfn);
-                int l = 0, c = pdbfn.indexOf(".");
-                while (mtch == null && c != -1)
-                {
-                  do
-                  {
-                    l = c;
-                  } while ((c = pdbfn.indexOf(".", l)) > l);
-                  if (l > -1)
-                  {
-                    pdbfn = pdbfn.substring(0, l);
-                  }
-                  mtch = idm.findAllIdMatches(pdbfn);
-                }
-                if (mtch != null)
-                {
-                  FileFormatI type;
-                  try
-                  {
-                    type = new IdentifyFile().identify(file, protocol);
-                  } catch (Exception ex)
-                  {
-                    type = null;
-                  }
-                  if (type != null && type.isStructureFile())
-                  {
-                    filesmatched.add(new Object[] { file, protocol, mtch });
-                    continue;
-                  }
-                }
-                // File wasn't named like one of the sequences or wasn't a PDB
-                // file.
-                filesnotmatched.add(file);
-              }
+              l = c;
+            } while ((c = pdbfn.indexOf(".", l)) > l);
+            if (l > -1)
+            {
+              pdbfn = pdbfn.substring(0, l);
             }
-            int assocfiles = 0;
-            if (filesmatched.size() > 0)
+            mtch = idm.findAllIdMatches(pdbfn);
+          }
+          if (mtch != null)
+          {
+            FileFormatI type;
+            try
             {
-              boolean autoAssociate = Cache
-                      .getDefault("AUTOASSOCIATE_PDBANDSEQS", false);
-              if (!autoAssociate)
-              {
-                String msg = MessageManager.formatMessage(
-                        "label.automatically_associate_structure_files_with_sequences_same_name",
-                        new Object[]
-                        { Integer.valueOf(filesmatched.size())
-                                .toString() });
-                String ttl = MessageManager.getString(
-                        "label.automatically_associate_structure_files_by_name");
-                int choice = JvOptionPane.showConfirmDialog(thisaf, msg,
-                        ttl, JvOptionPane.YES_NO_OPTION);
-                autoAssociate = choice == JvOptionPane.YES_OPTION;
-              }
-              if (autoAssociate)
-              {
-                for (Object[] fm : filesmatched)
-                {
-                  // try and associate
-                  // TODO: may want to set a standard ID naming formalism for
-                  // associating PDB files which have no IDs.
-                  for (SequenceI toassoc : (SequenceI[]) fm[2])
-                  {
-                    PDBEntry pe = new AssociatePdbFileWithSeq()
-                            .associatePdbWithSeq(fm[0].toString(),
-                                    (DataSourceType) fm[1], toassoc, false,
-                                    Desktop.instance);
-                    if (pe != null)
-                    {
-                      System.err.println("Associated file : "
-                              + (fm[0].toString()) + " with "
-                              + toassoc.getDisplayId(true));
-                      assocfiles++;
-                    }
-                  }
-                  // TODO: do we need to update overview ? only if features are
-                  // shown I guess
-                  alignPanel.paintAlignment(true, false);
-                }
-              }
-              else
-              {
-                /*
-                 * add declined structures as sequences
-                 */
-                for (Object[] o : filesmatched)
-                {
-                  filesnotmatched.add(o[0]);
-                }
-              }
+              type = new IdentifyFile().identify(fileObj, protocol);
+            } catch (Exception ex)
+            {
+              type = null;
             }
-            if (filesnotmatched.size() > 0)
+            if (type != null && type.isStructureFile())
             {
-              if (assocfiles > 0 && (Cache.getDefault(
-                      "AUTOASSOCIATE_PDBANDSEQS_IGNOREOTHERS", false)
-                      || JvOptionPane.showConfirmDialog(thisaf,
-                              "<html>" + MessageManager.formatMessage(
-                                      "label.ignore_unmatched_dropped_files_info",
-                                      new Object[]
-                                      { Integer.valueOf(
-                                              filesnotmatched.size())
-                                              .toString() })
-                                      + "</html>",
-                              MessageManager.getString(
-                                      "label.ignore_unmatched_dropped_files"),
-                              JvOptionPane.YES_NO_OPTION) == JvOptionPane.YES_OPTION))
-              {
-                return;
-              }
-              for (Object fn : filesnotmatched)
+              filesmatched.add(new Object[] { fileObj, protocol, mtch });
+              continue;
+            }
+          }
+          // File wasn't named like one of the sequences or wasn't a PDB
+          // file.
+          filesnotmatched.add(fileObj);
+        }
+      }
+      int assocfiles = 0;
+      if (filesmatched.size() > 0)
+      {
+        boolean autoAssociate = Cache
+                .getDefault(Preferences.AUTOASSOCIATE_PDBANDSEQS, false);
+        if (!autoAssociate)
+        {
+          String msg = MessageManager.formatMessage(
+                  "label.automatically_associate_structure_files_with_sequences_same_name",
+                  new Object[]
+                  { Integer.valueOf(filesmatched.size()).toString() });
+          String ttl = MessageManager.getString(
+                  "label.automatically_associate_structure_files_by_name");
+          int choice = JvOptionPane.showConfirmDialog(this, msg, ttl,
+                  JvOptionPane.YES_NO_OPTION);
+          autoAssociate = choice == JvOptionPane.YES_OPTION;
+        }
+        if (autoAssociate)
+        {
+          for (Object[] fm : filesmatched)
+          {
+            // try and associate
+            // TODO: may want to set a standard ID naming formalism for
+            // associating PDB files which have no IDs.
+            for (SequenceI toassoc : (SequenceI[]) fm[2])
+            {
+              PDBEntry pe = AssociatePdbFileWithSeq.associatePdbWithSeq(
+                      fm[0].toString(), (DataSourceType) fm[1], toassoc,
+                      false);
+              if (pe != null)
               {
-                loadJalviewDataFile(fn, null, null, null);
+                System.err.println("Associated file : " + (fm[0].toString())
+                        + " with " + toassoc.getDisplayId(true));
+                assocfiles++;
               }
 
             }
-          } catch (Exception ex)
+            // TODO: do we need to update overview ? only if features are
+            // shown I guess
+            alignPanel.paintAlignment(true, false);
+          }
+        }
+        else
+        {
+          /*
+           * add declined structures as sequences
+           */
+          for (Object[] o : filesmatched)
           {
-            ex.printStackTrace();
+            filesnotmatched.add(o[0]);
           }
         }
-      }).start();
+      }
+      if (filesnotmatched.size() > 0)
+      {
+        if (assocfiles > 0 && (Cache
+                .getDefault("AUTOASSOCIATE_PDBANDSEQS_IGNOREOTHERS", false)
+                || JvOptionPane.showConfirmDialog(this,
+                        "<html>" + MessageManager.formatMessage(
+                                "label.ignore_unmatched_dropped_files_info",
+                                new Object[]
+                                { Integer.valueOf(filesnotmatched.size())
+                                        .toString() })
+                                + "</html>",
+                        MessageManager.getString(
+                                "label.ignore_unmatched_dropped_files"),
+                        JvOptionPane.YES_NO_OPTION) == JvOptionPane.YES_OPTION))
+        {
+          return;
+        }
+        for (Object fn : filesnotmatched)
+        {
+          loadJalviewDataFile(fn, null, null, null);
+        }
+
+      }
+    } catch (Exception ex)
+    {
+      ex.printStackTrace();
     }
   }
 
@@ -4949,7 +5262,7 @@ public class AlignFrame extends GAlignFrame
             {
               // some problem - if no warning its probable that the ID matching
               // process didn't work
-              JvOptionPane.showMessageDialog(Desktop.desktop,
+              JvOptionPane.showMessageDialog(Desktop.getDesktopPane(),
                       tcf.getWarningMessage() == null
                               ? MessageManager.getString(
                                       "label.check_file_matches_sequence_ids_alignment")
@@ -4965,7 +5278,7 @@ public class AlignFrame extends GAlignFrame
           }
         } catch (Exception x)
         {
-          Cache.log.debug(
+          Console.debug(
                   "Exception when processing data source as T-COFFEE score file",
                   x);
           tcf = null;
@@ -5022,10 +5335,8 @@ public class AlignFrame extends GAlignFrame
       }
       if (isAnnotation)
       {
-        alignPanel.adjustAnnotationHeight();
-        viewport.updateSequenceIdColours();
-        buildSortByAnnotationScoresMenu();
-        alignPanel.paintAlignment(true, true);
+
+        updateForAnnotations();
       }
     } catch (Exception ex)
     {
@@ -5049,7 +5360,47 @@ public class AlignFrame extends GAlignFrame
                       + (format != null
                               ? "(parsing as '" + format + "' file)"
                               : ""),
-              oom, Desktop.desktop);
+              oom, Desktop.getDesktopPane());
+    }
+  }
+
+  /**
+   * Do all updates necessary after an annotation file such as jnet. Also called
+   * from Jalview.loadAppletParams for "annotations", "jnetFile"
+   */
+
+  public void updateForAnnotations()
+  {
+    alignPanel.adjustAnnotationHeight();
+    viewport.updateSequenceIdColours();
+    buildSortByAnnotationScoresMenu();
+    alignPanel.paintAlignment(true, true);
+  }
+
+  /**
+   * Change the display state for the given feature groups -- Added by BH from
+   * JalviewLite
+   * 
+   * @param groups
+   *          list of group strings
+   * @param state
+   *          visible or invisible
+   */
+
+  public void setFeatureGroupState(String[] groups, boolean state)
+  {
+    jalview.api.FeatureRenderer fr = null;
+    viewport.setShowSequenceFeatures(true);
+    if (alignPanel != null
+            && (fr = alignPanel.getFeatureRenderer()) != null)
+    {
+
+      fr.setGroupVisibility(Arrays.asList(groups), state);
+      alignPanel.getSeqPanel().seqCanvas.repaint();
+      if (alignPanel.overviewPanel != null)
+      {
+        alignPanel.overviewPanel.updateOverviewImage();
+      }
     }
   }
 
@@ -5301,13 +5652,16 @@ public class AlignFrame extends GAlignFrame
       @Override
       public void run()
       {
-        final jalview.ws.SequenceFetcher sf = jalview.gui.SequenceFetcher
-                .getSequenceFetcherSingleton();
+        // ??
+        // final jalview.ws.SequenceFetcher sf = jalview.gui.SequenceFetcher
+        // .getSequenceFetcherSingleton();
         javax.swing.SwingUtilities.invokeLater(new Runnable()
         {
           @Override
           public void run()
           {
+            jalview.ws.SequenceFetcher sf = jalview.ws.SequenceFetcher
+                    .getInstance();
             String[] dbclasses = sf.getNonAlignmentSources();
             List<DbSourceProxy> otherdb;
             JMenu dfetch = new JMenu();
@@ -5331,9 +5685,8 @@ public class AlignFrame extends GAlignFrame
               }
               if (otherdb.size() == 1)
               {
-                final DbSourceProxy[] dassource = otherdb
-                        .toArray(new DbSourceProxy[0]);
                 DbSourceProxy src = otherdb.get(0);
+                DbSourceProxy[] dassource = new DbSourceProxy[] { src };
                 fetchr = new JMenuItem(src.getDbSource());
                 fetchr.addActionListener(new ActionListener()
                 {
@@ -5534,9 +5887,8 @@ public class AlignFrame extends GAlignFrame
   @Override
   protected void justifyLeftMenuItem_actionPerformed(ActionEvent e)
   {
-    AlignmentI al = viewport.getAlignment();
-    al.justify(false);
-    viewport.firePropertyChange("alignment", null, al);
+    viewport.getAlignment().justify(false);
+    viewport.notifyAlignment();
   }
 
   /**
@@ -5545,9 +5897,8 @@ public class AlignFrame extends GAlignFrame
   @Override
   protected void justifyRightMenuItem_actionPerformed(ActionEvent e)
   {
-    AlignmentI al = viewport.getAlignment();
-    al.justify(true);
-    viewport.firePropertyChange("alignment", null, al);
+    viewport.getAlignment().justify(true);
+    viewport.notifyAlignment();
   }
 
   @Override
@@ -5884,7 +6235,7 @@ public class AlignFrame extends GAlignFrame
       } catch (Exception ex)
       {
         System.err.println((ex.toString()));
-        JvOptionPane.showInternalMessageDialog(Desktop.desktop,
+        JvOptionPane.showInternalMessageDialog(Desktop.getDesktopPane(),
                 MessageManager.getString("label.couldnt_run_groovy_script"),
                 MessageManager.getString("label.groovy_support_failed"),
                 JvOptionPane.ERROR_MESSAGE);
@@ -5978,7 +6329,6 @@ public class AlignFrame extends GAlignFrame
   {
     hmmerMenu.setEnabled(HmmerCommand.isHmmerAvailable());
   }
-
   @Override
   protected void loadVcf_actionPerformed()
   {
@@ -6016,41 +6366,108 @@ public class AlignFrame extends GAlignFrame
   {
     return lastFeatureSettingsBounds;
   }
-}
 
-class PrintThread extends Thread
-{
-  AlignmentPanel ap;
+  public void scrollTo(int row, int column)
+  {
+    alignPanel.getSeqPanel().scrollTo(row, column);
+  }
 
-  public PrintThread(AlignmentPanel ap)
+  public void scrollToRow(int row)
   {
-    this.ap = ap;
+    alignPanel.getSeqPanel().scrollToRow(row);
   }
 
-  static PageFormat pf;
+  public void scrollToColumn(int column)
+  {
+    alignPanel.getSeqPanel().scrollToColumn(column);
+  }
 
-  @Override
-  public void run()
+  /**
+   * BH 2019 from JalviewLite
+   * 
+   * get sequence feature groups that are hidden or shown
+   * 
+   * @param visible
+   *          true is visible
+   * @return list
+   */
+
+  public String[] getFeatureGroupsOfState(boolean visible)
   {
-    PrinterJob printJob = PrinterJob.getPrinterJob();
+    jalview.api.FeatureRenderer fr = null;
+    if (alignPanel != null
+            && (fr = alignPanel.getFeatureRenderer()) != null)
+    {
+      List<String> gps = fr.getGroups(visible);
+      String[] _gps = gps.toArray(new String[gps.size()]);
+      return _gps;
+    }
+    return null;
+  }
 
-    if (pf != null)
+  /**
+   * 
+   * @return list of feature groups on the view
+   */
+
+  public String[] getFeatureGroups()
+  {
+    jalview.api.FeatureRenderer fr = null;
+    if (alignPanel != null
+            && (fr = alignPanel.getFeatureRenderer()) != null)
     {
-      printJob.setPrintable(ap, pf);
+      List<String> gps = fr.getFeatureGroups();
+      String[] _gps = gps.toArray(new String[gps.size()]);
+      return _gps;
     }
-    else
+    return null;
+  }
+
+  public void select(SequenceGroup sel, ColumnSelection csel,
+          HiddenColumns hidden)
+  {
+    alignPanel.getSeqPanel().selection(sel, csel, hidden, null);
+  }
+
+  public int getID()
+  {
+    return id;
+  }
+
+  static class PrintThread extends Thread
+  {
+    AlignmentPanel ap;
+
+    public PrintThread(AlignmentPanel ap)
     {
-      printJob.setPrintable(ap);
+      this.ap = ap;
     }
 
-    if (printJob.printDialog())
+    static PageFormat pf;
+
+    @Override
+    public void run()
     {
-      try
+      PrinterJob printJob = PrinterJob.getPrinterJob();
+
+      if (pf != null)
+      {
+        printJob.setPrintable(ap, pf);
+      }
+      else
       {
-        printJob.print();
-      } catch (Exception PrintException)
+        printJob.setPrintable(ap);
+      }
+
+      if (printJob.printDialog())
       {
-        PrintException.printStackTrace();
+        try
+        {
+          printJob.print();
+        } catch (Exception PrintException)
+        {
+          PrintException.printStackTrace();
+        }
       }
     }
   }