da115363971078746e0f4437796359597e89be84
[jalview.git] / src / jalview / gui / AlignFrame.java
1 /*
2  * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3  * Copyright (C) $$Year-Rel$$ The Jalview Authors
4  * 
5  * This file is part of Jalview.
6  * 
7  * Jalview is free software: you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License 
9  * as published by the Free Software Foundation, either version 3
10  * of the License, or (at your option) any later version.
11  *  
12  * Jalview is distributed in the hope that it will be useful, but 
13  * WITHOUT ANY WARRANTY; without even the implied warranty 
14  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
15  * PURPOSE.  See the GNU General Public License for more details.
16  * 
17  * You should have received a copy of the GNU General Public License
18  * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
19  * The Jalview Authors are detailed in the 'AUTHORS' file.
20  */
21 package jalview.gui;
22
23 import jalview.analysis.AlignmentSorter;
24 import jalview.analysis.AlignmentUtils;
25 import jalview.analysis.CrossRef;
26 import jalview.analysis.Dna;
27 import jalview.analysis.ParseProperties;
28 import jalview.analysis.SequenceIdMatcher;
29 import jalview.api.AlignExportSettingI;
30 import jalview.api.AlignViewControllerGuiI;
31 import jalview.api.AlignViewControllerI;
32 import jalview.api.AlignViewportI;
33 import jalview.api.AlignmentViewPanel;
34 import jalview.api.FeatureSettingsControllerI;
35 import jalview.api.SplitContainerI;
36 import jalview.api.ViewStyleI;
37 import jalview.api.analysis.SimilarityParamsI;
38 import jalview.bin.Cache;
39 import jalview.bin.Jalview;
40 import jalview.commands.CommandI;
41 import jalview.commands.EditCommand;
42 import jalview.commands.EditCommand.Action;
43 import jalview.commands.OrderCommand;
44 import jalview.commands.RemoveGapColCommand;
45 import jalview.commands.RemoveGapsCommand;
46 import jalview.commands.SlideSequencesCommand;
47 import jalview.commands.TrimRegionCommand;
48 import jalview.datamodel.AlignedCodonFrame;
49 import jalview.datamodel.Alignment;
50 import jalview.datamodel.AlignmentAnnotation;
51 import jalview.datamodel.AlignmentExportData;
52 import jalview.datamodel.AlignmentI;
53 import jalview.datamodel.AlignmentOrder;
54 import jalview.datamodel.AlignmentView;
55 import jalview.datamodel.ColumnSelection;
56 import jalview.datamodel.HiddenColumns;
57 import jalview.datamodel.HiddenSequences;
58 import jalview.datamodel.PDBEntry;
59 import jalview.datamodel.SeqCigar;
60 import jalview.datamodel.Sequence;
61 import jalview.datamodel.SequenceGroup;
62 import jalview.datamodel.SequenceI;
63 import jalview.gui.ColourMenuHelper.ColourChangeListener;
64 import jalview.gui.ViewSelectionMenu.ViewSetProvider;
65 import jalview.io.AlignmentProperties;
66 import jalview.io.AnnotationFile;
67 import jalview.io.BioJsHTMLOutput;
68 import jalview.io.DataSourceType;
69 import jalview.io.FileFormat;
70 import jalview.io.FileFormatI;
71 import jalview.io.FileFormats;
72 import jalview.io.FileLoader;
73 import jalview.io.FileParse;
74 import jalview.io.FormatAdapter;
75 import jalview.io.HtmlSvgOutput;
76 import jalview.io.IdentifyFile;
77 import jalview.io.JPredFile;
78 import jalview.io.JalviewFileChooser;
79 import jalview.io.JalviewFileView;
80 import jalview.io.JnetAnnotationMaker;
81 import jalview.io.NewickFile;
82 import jalview.io.ScoreMatrixFile;
83 import jalview.io.TCoffeeScoreFile;
84 import jalview.jbgui.GAlignFrame;
85 import jalview.schemes.ColourSchemeI;
86 import jalview.schemes.ColourSchemes;
87 import jalview.schemes.ResidueColourScheme;
88 import jalview.schemes.TCoffeeColourScheme;
89 import jalview.util.MessageManager;
90 import jalview.viewmodel.AlignmentViewport;
91 import jalview.viewmodel.ViewportRanges;
92 import jalview.ws.DBRefFetcher;
93 import jalview.ws.DBRefFetcher.FetchFinishedListenerI;
94 import jalview.ws.jws1.Discoverer;
95 import jalview.ws.jws2.Jws2Discoverer;
96 import jalview.ws.jws2.jabaws2.Jws2Instance;
97 import jalview.ws.seqfetcher.DbSourceProxy;
98
99 import java.awt.BorderLayout;
100 import java.awt.Component;
101 import java.awt.Rectangle;
102 import java.awt.Toolkit;
103 import java.awt.datatransfer.Clipboard;
104 import java.awt.datatransfer.DataFlavor;
105 import java.awt.datatransfer.StringSelection;
106 import java.awt.datatransfer.Transferable;
107 import java.awt.dnd.DnDConstants;
108 import java.awt.dnd.DropTargetDragEvent;
109 import java.awt.dnd.DropTargetDropEvent;
110 import java.awt.dnd.DropTargetEvent;
111 import java.awt.dnd.DropTargetListener;
112 import java.awt.event.ActionEvent;
113 import java.awt.event.ActionListener;
114 import java.awt.event.FocusAdapter;
115 import java.awt.event.FocusEvent;
116 import java.awt.event.ItemEvent;
117 import java.awt.event.ItemListener;
118 import java.awt.event.KeyAdapter;
119 import java.awt.event.KeyEvent;
120 import java.awt.event.MouseEvent;
121 import java.awt.print.PageFormat;
122 import java.awt.print.PrinterJob;
123 import java.beans.PropertyChangeEvent;
124 import java.io.File;
125 import java.io.FileWriter;
126 import java.io.PrintWriter;
127 import java.net.URL;
128 import java.util.ArrayList;
129 import java.util.Arrays;
130 import java.util.Deque;
131 import java.util.Enumeration;
132 import java.util.Hashtable;
133 import java.util.List;
134 import java.util.Vector;
135
136 import javax.swing.JCheckBoxMenuItem;
137 import javax.swing.JInternalFrame;
138 import javax.swing.JLayeredPane;
139 import javax.swing.JMenu;
140 import javax.swing.JMenuItem;
141 import javax.swing.SwingUtilities;
142
143 /**
144  * DOCUMENT ME!
145  * 
146  * @author $author$
147  * @version $Revision$
148  */
149 public class AlignFrame extends GAlignFrame implements DropTargetListener,
150         IProgressIndicator, AlignViewControllerGuiI, ColourChangeListener
151 {
152
153   public static final int DEFAULT_WIDTH = 700;
154
155   public static final int DEFAULT_HEIGHT = 500;
156
157   /*
158    * The currently displayed panel (selected tabbed view if more than one)
159    */
160   public AlignmentPanel alignPanel;
161
162   AlignViewport viewport;
163
164   public AlignViewControllerI avc;
165
166   List<AlignmentPanel> alignPanels = new ArrayList<>();
167
168   /**
169    * Last format used to load or save alignments in this window
170    */
171   FileFormatI currentFileFormat = null;
172
173   /**
174    * Current filename for this alignment
175    */
176   String fileName = null;
177
178   /**
179    * Creates a new AlignFrame object with specific width and height.
180    * 
181    * @param al
182    * @param width
183    * @param height
184    */
185   public AlignFrame(AlignmentI al, int width, int height)
186   {
187     this(al, null, width, height);
188   }
189
190   /**
191    * Creates a new AlignFrame object with specific width, height and
192    * sequenceSetId
193    * 
194    * @param al
195    * @param width
196    * @param height
197    * @param sequenceSetId
198    */
199   public AlignFrame(AlignmentI al, int width, int height,
200           String sequenceSetId)
201   {
202     this(al, null, width, height, sequenceSetId);
203   }
204
205   /**
206    * Creates a new AlignFrame object with specific width, height and
207    * sequenceSetId
208    * 
209    * @param al
210    * @param width
211    * @param height
212    * @param sequenceSetId
213    * @param viewId
214    */
215   public AlignFrame(AlignmentI al, int width, int height,
216           String sequenceSetId, String viewId)
217   {
218     this(al, null, width, height, sequenceSetId, viewId);
219   }
220
221   /**
222    * new alignment window with hidden columns
223    * 
224    * @param al
225    *          AlignmentI
226    * @param hiddenColumns
227    *          ColumnSelection or null
228    * @param width
229    *          Width of alignment frame
230    * @param height
231    *          height of frame.
232    */
233   public AlignFrame(AlignmentI al, HiddenColumns hiddenColumns, int width,
234           int height)
235   {
236     this(al, hiddenColumns, width, height, null);
237   }
238
239   /**
240    * Create alignment frame for al with hiddenColumns, a specific width and
241    * height, and specific sequenceId
242    * 
243    * @param al
244    * @param hiddenColumns
245    * @param width
246    * @param height
247    * @param sequenceSetId
248    *          (may be null)
249    */
250   public AlignFrame(AlignmentI al, HiddenColumns hiddenColumns, int width,
251           int height, String sequenceSetId)
252   {
253     this(al, hiddenColumns, width, height, sequenceSetId, null);
254   }
255
256   /**
257    * Create alignment frame for al with hiddenColumns, a specific width and
258    * height, and specific sequenceId
259    * 
260    * @param al
261    * @param hiddenColumns
262    * @param width
263    * @param height
264    * @param sequenceSetId
265    *          (may be null)
266    * @param viewId
267    *          (may be null)
268    */
269   public AlignFrame(AlignmentI al, HiddenColumns hiddenColumns, int width,
270           int height, String sequenceSetId, String viewId)
271   {
272     setSize(width, height);
273
274     if (al.getDataset() == null)
275     {
276       al.setDataset(null);
277     }
278
279     viewport = new AlignViewport(al, hiddenColumns, sequenceSetId, viewId);
280
281     alignPanel = new AlignmentPanel(this, viewport);
282
283     addAlignmentPanel(alignPanel, true);
284     init();
285   }
286
287   public AlignFrame(AlignmentI al, SequenceI[] hiddenSeqs,
288           HiddenColumns hiddenColumns, int width, int height)
289   {
290     setSize(width, height);
291
292     if (al.getDataset() == null)
293     {
294       al.setDataset(null);
295     }
296
297     viewport = new AlignViewport(al, hiddenColumns);
298
299     if (hiddenSeqs != null && hiddenSeqs.length > 0)
300     {
301       viewport.hideSequence(hiddenSeqs);
302     }
303     alignPanel = new AlignmentPanel(this, viewport);
304     addAlignmentPanel(alignPanel, true);
305     init();
306   }
307
308   /**
309    * Make a new AlignFrame from existing alignmentPanels
310    * 
311    * @param ap
312    *          AlignmentPanel
313    * @param av
314    *          AlignViewport
315    */
316   public AlignFrame(AlignmentPanel ap)
317   {
318     viewport = ap.av;
319     alignPanel = ap;
320     addAlignmentPanel(ap, false);
321     init();
322   }
323
324   /**
325    * initalise the alignframe from the underlying viewport data and the
326    * configurations
327    */
328   void init()
329   {
330     if (!Jalview.isHeadlessMode())
331     {
332       progressBar = new ProgressBar(this.statusPanel, this.statusBar);
333     }
334
335     avc = new jalview.controller.AlignViewController(this, viewport,
336             alignPanel);
337     if (viewport.getAlignmentConservationAnnotation() == null)
338     {
339       // BLOSUM62Colour.setEnabled(false);
340       conservationMenuItem.setEnabled(false);
341       modifyConservation.setEnabled(false);
342       // PIDColour.setEnabled(false);
343       // abovePIDThreshold.setEnabled(false);
344       // modifyPID.setEnabled(false);
345     }
346
347     String sortby = jalview.bin.Cache.getDefault("SORT_ALIGNMENT",
348             "No sort");
349
350     if (sortby.equals("Id"))
351     {
352       sortIDMenuItem_actionPerformed(null);
353     }
354     else if (sortby.equals("Pairwise Identity"))
355     {
356       sortPairwiseMenuItem_actionPerformed(null);
357     }
358
359     this.alignPanel.av
360             .setShowAutocalculatedAbove(isShowAutoCalculatedAbove());
361
362     setMenusFromViewport(viewport);
363     buildSortByAnnotationScoresMenu();
364     calculateTree.addActionListener(new ActionListener()
365     {
366
367       @Override
368       public void actionPerformed(ActionEvent e)
369       {
370         openTreePcaDialog();
371       }
372     });
373     buildColourMenu();
374
375     if (Desktop.desktop != null)
376     {
377       this.setDropTarget(new java.awt.dnd.DropTarget(this, this));
378       addServiceListeners();
379       setGUINucleotide();
380     }
381
382     if (viewport.getWrapAlignment())
383     {
384       wrapMenuItem_actionPerformed(null);
385     }
386
387     if (jalview.bin.Cache.getDefault("SHOW_OVERVIEW", false))
388     {
389       this.overviewMenuItem_actionPerformed(null);
390     }
391
392     addKeyListener();
393
394     final List<AlignmentPanel> selviews = new ArrayList<>();
395     final List<AlignmentPanel> origview = new ArrayList<>();
396     final String menuLabel = MessageManager
397             .getString("label.copy_format_from");
398     ViewSelectionMenu vsel = new ViewSelectionMenu(menuLabel,
399             new ViewSetProvider()
400             {
401
402               @Override
403               public AlignmentPanel[] getAllAlignmentPanels()
404               {
405                 origview.clear();
406                 origview.add(alignPanel);
407                 // make an array of all alignment panels except for this one
408                 List<AlignmentPanel> aps = new ArrayList<>(
409                         Arrays.asList(Desktop.getAlignmentPanels(null)));
410                 aps.remove(AlignFrame.this.alignPanel);
411                 return aps.toArray(new AlignmentPanel[aps.size()]);
412               }
413             }, selviews, new ItemListener()
414             {
415
416               @Override
417               public void itemStateChanged(ItemEvent e)
418               {
419                 if (origview.size() > 0)
420                 {
421                   final AlignmentPanel ap = origview.get(0);
422
423                   /*
424                    * Copy the ViewStyle of the selected panel to 'this one'.
425                    * Don't change value of 'scaleProteinAsCdna' unless copying
426                    * from a SplitFrame.
427                    */
428                   ViewStyleI vs = selviews.get(0).getAlignViewport()
429                           .getViewStyle();
430                   boolean fromSplitFrame = selviews.get(0)
431                           .getAlignViewport().getCodingComplement() != null;
432                   if (!fromSplitFrame)
433                   {
434                     vs.setScaleProteinAsCdna(ap.getAlignViewport()
435                             .getViewStyle().isScaleProteinAsCdna());
436                   }
437                   ap.getAlignViewport().setViewStyle(vs);
438
439                   /*
440                    * Also rescale ViewStyle of SplitFrame complement if there is
441                    * one _and_ it is set to 'scaledProteinAsCdna'; we don't copy
442                    * the whole ViewStyle (allow cDNA protein to have different
443                    * fonts)
444                    */
445                   AlignViewportI complement = ap.getAlignViewport()
446                           .getCodingComplement();
447                   if (complement != null && vs.isScaleProteinAsCdna())
448                   {
449                     AlignFrame af = Desktop.getAlignFrameFor(complement);
450                     ((SplitFrame) af.getSplitViewContainer())
451                             .adjustLayout();
452                     af.setMenusForViewport();
453                   }
454
455                   ap.updateLayout();
456                   ap.setSelected(true);
457                   ap.alignFrame.setMenusForViewport();
458
459                 }
460               }
461             });
462     if (Cache.getDefault("VERSION", "DEVELOPMENT").toLowerCase()
463             .indexOf("devel") > -1
464             || Cache.getDefault("VERSION", "DEVELOPMENT").toLowerCase()
465                     .indexOf("test") > -1)
466     {
467       formatMenu.add(vsel);
468     }
469     addFocusListener(new FocusAdapter()
470     {
471       @Override
472       public void focusGained(FocusEvent e)
473       {
474         Jalview.setCurrentAlignFrame(AlignFrame.this);
475       }
476     });
477
478   }
479
480   /**
481    * Change the filename and format for the alignment, and enable the 'reload'
482    * button functionality.
483    * 
484    * @param file
485    *          valid filename
486    * @param format
487    *          format of file
488    */
489   public void setFileName(String file, FileFormatI format)
490   {
491     fileName = file;
492     setFileFormat(format);
493     reload.setEnabled(true);
494   }
495
496   /**
497    * Add a KeyListener with handlers for various KeyPressed and KeyReleased
498    * events
499    */
500   void addKeyListener()
501   {
502     addKeyListener(new KeyAdapter()
503     {
504       @Override
505       public void keyPressed(KeyEvent evt)
506       {
507         if (viewport.cursorMode
508                 && ((evt.getKeyCode() >= KeyEvent.VK_0
509                         && evt.getKeyCode() <= KeyEvent.VK_9)
510                         || (evt.getKeyCode() >= KeyEvent.VK_NUMPAD0
511                                 && evt.getKeyCode() <= KeyEvent.VK_NUMPAD9))
512                 && Character.isDigit(evt.getKeyChar()))
513         {
514           alignPanel.getSeqPanel().numberPressed(evt.getKeyChar());
515         }
516
517         switch (evt.getKeyCode())
518         {
519
520         case 27: // escape key
521           deselectAllSequenceMenuItem_actionPerformed(null);
522
523           break;
524
525         case KeyEvent.VK_DOWN:
526           if (evt.isAltDown() || !viewport.cursorMode)
527           {
528             moveSelectedSequences(false);
529           }
530           if (viewport.cursorMode)
531           {
532             alignPanel.getSeqPanel().moveCursor(0, 1);
533           }
534           break;
535
536         case KeyEvent.VK_UP:
537           if (evt.isAltDown() || !viewport.cursorMode)
538           {
539             moveSelectedSequences(true);
540           }
541           if (viewport.cursorMode)
542           {
543             alignPanel.getSeqPanel().moveCursor(0, -1);
544           }
545
546           break;
547
548         case KeyEvent.VK_LEFT:
549           if (evt.isAltDown() || !viewport.cursorMode)
550           {
551             slideSequences(false,
552                     alignPanel.getSeqPanel().getKeyboardNo1());
553           }
554           else
555           {
556             alignPanel.getSeqPanel().moveCursor(-1, 0);
557           }
558
559           break;
560
561         case KeyEvent.VK_RIGHT:
562           if (evt.isAltDown() || !viewport.cursorMode)
563           {
564             slideSequences(true, alignPanel.getSeqPanel().getKeyboardNo1());
565           }
566           else
567           {
568             alignPanel.getSeqPanel().moveCursor(1, 0);
569           }
570           break;
571
572         case KeyEvent.VK_SPACE:
573           if (viewport.cursorMode)
574           {
575             alignPanel.getSeqPanel().insertGapAtCursor(evt.isControlDown()
576                     || evt.isShiftDown() || evt.isAltDown());
577           }
578           break;
579
580         // case KeyEvent.VK_A:
581         // if (viewport.cursorMode)
582         // {
583         // alignPanel.seqPanel.insertNucAtCursor(false,"A");
584         // //System.out.println("A");
585         // }
586         // break;
587         /*
588          * case KeyEvent.VK_CLOSE_BRACKET: if (viewport.cursorMode) {
589          * System.out.println("closing bracket"); } break;
590          */
591         case KeyEvent.VK_DELETE:
592         case KeyEvent.VK_BACK_SPACE:
593           if (!viewport.cursorMode)
594           {
595             cut_actionPerformed(null);
596           }
597           else
598           {
599             alignPanel.getSeqPanel().deleteGapAtCursor(evt.isControlDown()
600                     || evt.isShiftDown() || evt.isAltDown());
601           }
602
603           break;
604
605         case KeyEvent.VK_S:
606           if (viewport.cursorMode)
607           {
608             alignPanel.getSeqPanel().setCursorRow();
609           }
610           break;
611         case KeyEvent.VK_C:
612           if (viewport.cursorMode && !evt.isControlDown())
613           {
614             alignPanel.getSeqPanel().setCursorColumn();
615           }
616           break;
617         case KeyEvent.VK_P:
618           if (viewport.cursorMode)
619           {
620             alignPanel.getSeqPanel().setCursorPosition();
621           }
622           break;
623
624         case KeyEvent.VK_ENTER:
625         case KeyEvent.VK_COMMA:
626           if (viewport.cursorMode)
627           {
628             alignPanel.getSeqPanel().setCursorRowAndColumn();
629           }
630           break;
631
632         case KeyEvent.VK_Q:
633           if (viewport.cursorMode)
634           {
635             alignPanel.getSeqPanel().setSelectionAreaAtCursor(true);
636           }
637           break;
638         case KeyEvent.VK_M:
639           if (viewport.cursorMode)
640           {
641             alignPanel.getSeqPanel().setSelectionAreaAtCursor(false);
642           }
643           break;
644
645         case KeyEvent.VK_F2:
646           viewport.cursorMode = !viewport.cursorMode;
647           statusBar.setText(MessageManager
648                   .formatMessage("label.keyboard_editing_mode", new String[]
649                   { (viewport.cursorMode ? "on" : "off") }));
650           if (viewport.cursorMode)
651           {
652             ViewportRanges ranges = viewport.getRanges();
653             alignPanel.getSeqPanel().seqCanvas.cursorX = ranges
654                     .getStartRes();
655             alignPanel.getSeqPanel().seqCanvas.cursorY = ranges
656                     .getStartSeq();
657           }
658           alignPanel.getSeqPanel().seqCanvas.repaint();
659           break;
660
661         case KeyEvent.VK_F1:
662           try
663           {
664             Help.showHelpWindow();
665           } catch (Exception ex)
666           {
667             ex.printStackTrace();
668           }
669           break;
670         case KeyEvent.VK_H:
671         {
672           boolean toggleSeqs = !evt.isControlDown();
673           boolean toggleCols = !evt.isShiftDown();
674           toggleHiddenRegions(toggleSeqs, toggleCols);
675           break;
676         }
677         case KeyEvent.VK_B:
678         {
679           boolean toggleSel = evt.isControlDown() || evt.isMetaDown();
680           boolean modifyExisting = true; // always modify, don't clear
681                                          // evt.isShiftDown();
682           boolean invertHighlighted = evt.isAltDown();
683           avc.markHighlightedColumns(invertHighlighted, modifyExisting,
684                   toggleSel);
685           break;
686         }
687         case KeyEvent.VK_PAGE_UP:
688           viewport.getRanges().pageUp();
689           break;
690         case KeyEvent.VK_PAGE_DOWN:
691           viewport.getRanges().pageDown();
692           break;
693         }
694       }
695
696       @Override
697       public void keyReleased(KeyEvent evt)
698       {
699         switch (evt.getKeyCode())
700         {
701         case KeyEvent.VK_LEFT:
702           if (evt.isAltDown() || !viewport.cursorMode)
703           {
704             viewport.firePropertyChange("alignment", null,
705                     viewport.getAlignment().getSequences());
706           }
707           break;
708
709         case KeyEvent.VK_RIGHT:
710           if (evt.isAltDown() || !viewport.cursorMode)
711           {
712             viewport.firePropertyChange("alignment", null,
713                     viewport.getAlignment().getSequences());
714           }
715           break;
716         }
717       }
718     });
719   }
720
721   public void addAlignmentPanel(final AlignmentPanel ap, boolean newPanel)
722   {
723     ap.alignFrame = this;
724     avc = new jalview.controller.AlignViewController(this, viewport,
725             alignPanel);
726
727     alignPanels.add(ap);
728
729     PaintRefresher.Register(ap, ap.av.getSequenceSetId());
730
731     int aSize = alignPanels.size();
732
733     tabbedPane.setVisible(aSize > 1 || ap.av.viewName != null);
734
735     if (aSize == 1 && ap.av.viewName == null)
736     {
737       this.getContentPane().add(ap, BorderLayout.CENTER);
738     }
739     else
740     {
741       if (aSize == 2)
742       {
743         setInitialTabVisible();
744       }
745
746       expandViews.setEnabled(true);
747       gatherViews.setEnabled(true);
748       tabbedPane.addTab(ap.av.viewName, ap);
749
750       ap.setVisible(false);
751     }
752
753     if (newPanel)
754     {
755       if (ap.av.isPadGaps())
756       {
757         ap.av.getAlignment().padGaps();
758       }
759       ap.av.updateConservation(ap);
760       ap.av.updateConsensus(ap);
761       ap.av.updateStrucConsensus(ap);
762     }
763   }
764
765   public void setInitialTabVisible()
766   {
767     expandViews.setEnabled(true);
768     gatherViews.setEnabled(true);
769     tabbedPane.setVisible(true);
770     AlignmentPanel first = alignPanels.get(0);
771     tabbedPane.addTab(first.av.viewName, first);
772     this.getContentPane().add(tabbedPane, BorderLayout.CENTER);
773   }
774
775   public AlignViewport getViewport()
776   {
777     return viewport;
778   }
779
780   /* Set up intrinsic listeners for dynamically generated GUI bits. */
781   private void addServiceListeners()
782   {
783     final java.beans.PropertyChangeListener thisListener;
784     Desktop.instance.addJalviewPropertyChangeListener("services",
785             thisListener = new java.beans.PropertyChangeListener()
786             {
787               @Override
788               public void propertyChange(PropertyChangeEvent evt)
789               {
790                 // // System.out.println("Discoverer property change.");
791                 // if (evt.getPropertyName().equals("services"))
792                 {
793                   SwingUtilities.invokeLater(new Runnable()
794                   {
795
796                     @Override
797                     public void run()
798                     {
799                       System.err.println(
800                               "Rebuild WS Menu for service change");
801                       BuildWebServiceMenu();
802                     }
803
804                   });
805                 }
806               }
807             });
808     addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()
809     {
810       @Override
811       public void internalFrameClosed(
812               javax.swing.event.InternalFrameEvent evt)
813       {
814         // System.out.println("deregistering discoverer listener");
815         Desktop.instance.removeJalviewPropertyChangeListener("services",
816                 thisListener);
817         closeMenuItem_actionPerformed(true);
818       };
819     });
820     // Finally, build the menu once to get current service state
821     new Thread(new Runnable()
822     {
823       @Override
824       public void run()
825       {
826         BuildWebServiceMenu();
827       }
828     }).start();
829   }
830
831   /**
832    * Configure menu items that vary according to whether the alignment is
833    * nucleotide or protein
834    */
835   public void setGUINucleotide()
836   {
837     AlignmentI al = getViewport().getAlignment();
838     boolean nucleotide = al.isNucleotide();
839
840     showTranslation.setVisible(nucleotide);
841     showReverse.setVisible(nucleotide);
842     showReverseComplement.setVisible(nucleotide);
843     conservationMenuItem.setEnabled(!nucleotide);
844     modifyConservation
845             .setEnabled(!nucleotide && conservationMenuItem.isSelected());
846     showGroupConservation.setEnabled(!nucleotide);
847
848     showComplementMenuItem
849             .setText(nucleotide ? MessageManager.getString("label.protein")
850                     : MessageManager.getString("label.nucleotide"));
851   }
852
853   /**
854    * set up menus for the current viewport. This may be called after any
855    * operation that affects the data in the current view (selection changed,
856    * etc) to update the menus to reflect the new state.
857    */
858   @Override
859   public void setMenusForViewport()
860   {
861     setMenusFromViewport(viewport);
862   }
863
864   /**
865    * Need to call this method when tabs are selected for multiple views, or when
866    * loading from Jalview2XML.java
867    * 
868    * @param av
869    *          AlignViewport
870    */
871   void setMenusFromViewport(AlignViewport av)
872   {
873     padGapsMenuitem.setSelected(av.isPadGaps());
874     colourTextMenuItem.setSelected(av.isShowColourText());
875     abovePIDThreshold.setSelected(av.getAbovePIDThreshold());
876     modifyPID.setEnabled(abovePIDThreshold.isSelected());
877     conservationMenuItem.setSelected(av.getConservationSelected());
878     modifyConservation.setEnabled(conservationMenuItem.isSelected());
879     seqLimits.setSelected(av.getShowJVSuffix());
880     idRightAlign.setSelected(av.isRightAlignIds());
881     centreColumnLabelsMenuItem.setState(av.isCentreColumnLabels());
882     renderGapsMenuItem.setSelected(av.isRenderGaps());
883     wrapMenuItem.setSelected(av.getWrapAlignment());
884     scaleAbove.setVisible(av.getWrapAlignment());
885     scaleLeft.setVisible(av.getWrapAlignment());
886     scaleRight.setVisible(av.getWrapAlignment());
887     annotationPanelMenuItem.setState(av.isShowAnnotation());
888     /*
889      * Show/hide annotations only enabled if annotation panel is shown
890      */
891     showAllSeqAnnotations.setEnabled(annotationPanelMenuItem.getState());
892     hideAllSeqAnnotations.setEnabled(annotationPanelMenuItem.getState());
893     showAllAlAnnotations.setEnabled(annotationPanelMenuItem.getState());
894     hideAllAlAnnotations.setEnabled(annotationPanelMenuItem.getState());
895     viewBoxesMenuItem.setSelected(av.getShowBoxes());
896     viewTextMenuItem.setSelected(av.getShowText());
897     showNonconservedMenuItem.setSelected(av.getShowUnconserved());
898     showGroupConsensus.setSelected(av.isShowGroupConsensus());
899     showGroupConservation.setSelected(av.isShowGroupConservation());
900     showConsensusHistogram.setSelected(av.isShowConsensusHistogram());
901     showSequenceLogo.setSelected(av.isShowSequenceLogo());
902     normaliseSequenceLogo.setSelected(av.isNormaliseSequenceLogo());
903
904     ColourMenuHelper.setColourSelected(colourMenu,
905             av.getGlobalColourScheme());
906
907     showSeqFeatures.setSelected(av.isShowSequenceFeatures());
908     hiddenMarkers.setState(av.getShowHiddenMarkers());
909     applyToAllGroups.setState(av.getColourAppliesToAllGroups());
910     showNpFeatsMenuitem.setSelected(av.isShowNPFeats());
911     showDbRefsMenuitem.setSelected(av.isShowDBRefs());
912     autoCalculate.setSelected(av.autoCalculateConsensus);
913     sortByTree.setSelected(av.sortByTree);
914     listenToViewSelections.setSelected(av.followSelection);
915
916     showProducts.setEnabled(canShowProducts());
917     setGroovyEnabled(Desktop.getGroovyConsole() != null);
918
919     updateEditMenuBar();
920   }
921
922   /**
923    * Set the enabled state of the 'Run Groovy' option in the Calculate menu
924    * 
925    * @param b
926    */
927   public void setGroovyEnabled(boolean b)
928   {
929     runGroovy.setEnabled(b);
930   }
931
932   private IProgressIndicator progressBar;
933
934   /*
935    * (non-Javadoc)
936    * 
937    * @see jalview.gui.IProgressIndicator#setProgressBar(java.lang.String, long)
938    */
939   @Override
940   public void setProgressBar(String message, long id)
941   {
942     progressBar.setProgressBar(message, id);
943   }
944
945   @Override
946   public void registerHandler(final long id,
947           final IProgressIndicatorHandler handler)
948   {
949     progressBar.registerHandler(id, handler);
950   }
951
952   /**
953    * 
954    * @return true if any progress bars are still active
955    */
956   @Override
957   public boolean operationInProgress()
958   {
959     return progressBar.operationInProgress();
960   }
961
962   @Override
963   public void setStatus(String text)
964   {
965     statusBar.setText(text);
966   }
967
968   /*
969    * Added so Castor Mapping file can obtain Jalview Version
970    */
971   public String getVersion()
972   {
973     return jalview.bin.Cache.getProperty("VERSION");
974   }
975
976   public FeatureRenderer getFeatureRenderer()
977   {
978     return alignPanel.getSeqPanel().seqCanvas.getFeatureRenderer();
979   }
980
981   @Override
982   public void fetchSequence_actionPerformed(ActionEvent e)
983   {
984     new jalview.gui.SequenceFetcher(this);
985   }
986
987   @Override
988   public void addFromFile_actionPerformed(ActionEvent e)
989   {
990     Desktop.instance.inputLocalFileMenuItem_actionPerformed(viewport);
991   }
992
993   @Override
994   public void reload_actionPerformed(ActionEvent e)
995   {
996     if (fileName != null)
997     {
998       // TODO: JAL-1108 - ensure all associated frames are closed regardless of
999       // originating file's format
1000       // TODO: work out how to recover feature settings for correct view(s) when
1001       // file is reloaded.
1002       if (FileFormat.Jalview.equals(currentFileFormat))
1003       {
1004         JInternalFrame[] frames = Desktop.desktop.getAllFrames();
1005         for (int i = 0; i < frames.length; i++)
1006         {
1007           if (frames[i] instanceof AlignFrame && frames[i] != this
1008                   && ((AlignFrame) frames[i]).fileName != null
1009                   && ((AlignFrame) frames[i]).fileName.equals(fileName))
1010           {
1011             try
1012             {
1013               frames[i].setSelected(true);
1014               Desktop.instance.closeAssociatedWindows();
1015             } catch (java.beans.PropertyVetoException ex)
1016             {
1017             }
1018           }
1019
1020         }
1021         Desktop.instance.closeAssociatedWindows();
1022
1023         FileLoader loader = new FileLoader();
1024         DataSourceType protocol = fileName.startsWith("http:")
1025                 ? DataSourceType.URL
1026                 : DataSourceType.FILE;
1027         loader.LoadFile(viewport, fileName, protocol, currentFileFormat);
1028       }
1029       else
1030       {
1031         Rectangle bounds = this.getBounds();
1032
1033         FileLoader loader = new FileLoader();
1034         DataSourceType protocol = fileName.startsWith("http:")
1035                 ? DataSourceType.URL
1036                 : DataSourceType.FILE;
1037         AlignFrame newframe = loader.LoadFileWaitTillLoaded(fileName,
1038                 protocol, currentFileFormat);
1039
1040         newframe.setBounds(bounds);
1041         if (featureSettings != null && featureSettings.isShowing())
1042         {
1043           final Rectangle fspos = featureSettings.frame.getBounds();
1044           // TODO: need a 'show feature settings' function that takes bounds -
1045           // need to refactor Desktop.addFrame
1046           newframe.featureSettings_actionPerformed(null);
1047           final FeatureSettings nfs = newframe.featureSettings;
1048           SwingUtilities.invokeLater(new Runnable()
1049           {
1050             @Override
1051             public void run()
1052             {
1053               nfs.frame.setBounds(fspos);
1054             }
1055           });
1056           this.featureSettings.close();
1057           this.featureSettings = null;
1058         }
1059         this.closeMenuItem_actionPerformed(true);
1060       }
1061     }
1062   }
1063
1064   @Override
1065   public void addFromText_actionPerformed(ActionEvent e)
1066   {
1067     Desktop.instance
1068             .inputTextboxMenuItem_actionPerformed(viewport.getAlignPanel());
1069   }
1070
1071   @Override
1072   public void addFromURL_actionPerformed(ActionEvent e)
1073   {
1074     Desktop.instance.inputURLMenuItem_actionPerformed(viewport);
1075   }
1076
1077   @Override
1078   public void save_actionPerformed(ActionEvent e)
1079   {
1080     if (fileName == null || (currentFileFormat == null)
1081             || fileName.startsWith("http"))
1082     {
1083       saveAs_actionPerformed(null);
1084     }
1085     else
1086     {
1087       saveAlignment(fileName, currentFileFormat);
1088     }
1089   }
1090
1091   /**
1092    * DOCUMENT ME!
1093    * 
1094    * @param e
1095    *          DOCUMENT ME!
1096    */
1097   @Override
1098   public void saveAs_actionPerformed(ActionEvent e)
1099   {
1100     String format = currentFileFormat == null ? null
1101             : currentFileFormat.getName();
1102     JalviewFileChooser chooser = JalviewFileChooser
1103             .forWrite(Cache.getProperty("LAST_DIRECTORY"), format);
1104
1105     chooser.setFileView(new JalviewFileView());
1106     chooser.setDialogTitle(
1107             MessageManager.getString("label.save_alignment_to_file"));
1108     chooser.setToolTipText(MessageManager.getString("action.save"));
1109
1110     int value = chooser.showSaveDialog(this);
1111
1112     if (value == JalviewFileChooser.APPROVE_OPTION)
1113     {
1114       currentFileFormat = chooser.getSelectedFormat();
1115       while (currentFileFormat == null)
1116       {
1117         JvOptionPane.showInternalMessageDialog(Desktop.desktop,
1118                 MessageManager.getString(
1119                         "label.select_file_format_before_saving"),
1120                 MessageManager.getString("label.file_format_not_specified"),
1121                 JvOptionPane.WARNING_MESSAGE);
1122         currentFileFormat = chooser.getSelectedFormat();
1123         value = chooser.showSaveDialog(this);
1124         if (value != JalviewFileChooser.APPROVE_OPTION)
1125         {
1126           return;
1127         }
1128       }
1129
1130       fileName = chooser.getSelectedFile().getPath();
1131
1132       Cache.setProperty("DEFAULT_FILE_FORMAT", currentFileFormat.getName());
1133
1134       Cache.setProperty("LAST_DIRECTORY", fileName);
1135       saveAlignment(fileName, currentFileFormat);
1136     }
1137   }
1138
1139   public boolean saveAlignment(String file, FileFormatI format)
1140   {
1141     boolean success = true;
1142
1143     if (FileFormat.Jalview.equals(format))
1144     {
1145       String shortName = title;
1146
1147       if (shortName.indexOf(java.io.File.separatorChar) > -1)
1148       {
1149         shortName = shortName.substring(
1150                 shortName.lastIndexOf(java.io.File.separatorChar) + 1);
1151       }
1152
1153       success = new Jalview2XML().saveAlignment(this, file, shortName);
1154
1155       statusBar.setText(MessageManager.formatMessage(
1156               "label.successfully_saved_to_file_in_format", new Object[]
1157               { fileName, format }));
1158
1159     }
1160     else
1161     {
1162       AlignmentExportData exportData = getAlignmentForExport(format,
1163               viewport, null);
1164       if (exportData.getSettings().isCancelled())
1165       {
1166         return false;
1167       }
1168       FormatAdapter f = new FormatAdapter(alignPanel,
1169               exportData.getSettings());
1170       String output = f.formatSequences(format, exportData.getAlignment(), // class
1171                                                                            // cast
1172                                                                            // exceptions
1173                                                                            // will
1174               // occur in the distant future
1175               exportData.getOmitHidden(), exportData.getStartEndPostions(),
1176               f.getCacheSuffixDefault(format),
1177               viewport.getAlignment().getHiddenColumns());
1178
1179       if (output == null)
1180       {
1181         success = false;
1182       }
1183       else
1184       {
1185         try
1186         {
1187           PrintWriter out = new PrintWriter(new FileWriter(file));
1188
1189           out.print(output);
1190           out.close();
1191           this.setTitle(file);
1192           statusBar.setText(MessageManager.formatMessage(
1193                   "label.successfully_saved_to_file_in_format", new Object[]
1194                   { fileName, format.getName() }));
1195         } catch (Exception ex)
1196         {
1197           success = false;
1198           ex.printStackTrace();
1199         }
1200       }
1201     }
1202
1203     if (!success)
1204     {
1205       JvOptionPane.showInternalMessageDialog(this, MessageManager
1206               .formatMessage("label.couldnt_save_file", new Object[]
1207               { fileName }),
1208               MessageManager.getString("label.error_saving_file"),
1209               JvOptionPane.WARNING_MESSAGE);
1210     }
1211
1212     return success;
1213   }
1214
1215   private void warningMessage(String warning, String title)
1216   {
1217     if (new jalview.util.Platform().isHeadless())
1218     {
1219       System.err.println("Warning: " + title + "\nWarning: " + warning);
1220
1221     }
1222     else
1223     {
1224       JvOptionPane.showInternalMessageDialog(this, warning, title,
1225               JvOptionPane.WARNING_MESSAGE);
1226     }
1227     return;
1228   }
1229
1230   /**
1231    * DOCUMENT ME!
1232    * 
1233    * @param e
1234    *          DOCUMENT ME!
1235    */
1236   @Override
1237   protected void outputText_actionPerformed(ActionEvent e)
1238   {
1239     FileFormatI fileFormat = FileFormats.getInstance()
1240             .forName(e.getActionCommand());
1241     AlignmentExportData exportData = getAlignmentForExport(fileFormat,
1242             viewport, null);
1243     if (exportData.getSettings().isCancelled())
1244     {
1245       return;
1246     }
1247     CutAndPasteTransfer cap = new CutAndPasteTransfer();
1248     cap.setForInput(null);
1249     try
1250     {
1251       FileFormatI format = fileFormat;
1252       cap.setText(new FormatAdapter(alignPanel, exportData.getSettings())
1253               .formatSequences(format, exportData.getAlignment(),
1254                       exportData.getOmitHidden(),
1255                       exportData.getStartEndPostions(),
1256                       viewport.getAlignment().getHiddenColumns()));
1257       Desktop.addInternalFrame(cap, MessageManager
1258               .formatMessage("label.alignment_output_command", new Object[]
1259               { e.getActionCommand() }), 600, 500);
1260     } catch (OutOfMemoryError oom)
1261     {
1262       new OOMWarning("Outputting alignment as " + e.getActionCommand(),
1263               oom);
1264       cap.dispose();
1265     }
1266
1267   }
1268
1269   public static AlignmentExportData getAlignmentForExport(
1270           FileFormatI format, AlignViewportI viewport,
1271           AlignExportSettingI exportSettings)
1272   {
1273     AlignmentI alignmentToExport = null;
1274     AlignExportSettingI settings = exportSettings;
1275     String[] omitHidden = null;
1276
1277     HiddenSequences hiddenSeqs = viewport.getAlignment()
1278             .getHiddenSequences();
1279
1280     alignmentToExport = viewport.getAlignment();
1281
1282     boolean hasHiddenSeqs = hiddenSeqs.getSize() > 0;
1283     if (settings == null)
1284     {
1285       settings = new AlignExportSettings(hasHiddenSeqs,
1286               viewport.hasHiddenColumns(), format);
1287     }
1288     // settings.isExportAnnotations();
1289
1290     if (viewport.hasHiddenColumns() && !settings.isExportHiddenColumns())
1291     {
1292       omitHidden = viewport.getViewAsString(false,
1293               settings.isExportHiddenSequences());
1294     }
1295
1296     int[] alignmentStartEnd = new int[2];
1297     if (hasHiddenSeqs && settings.isExportHiddenSequences())
1298     {
1299       alignmentToExport = hiddenSeqs.getFullAlignment();
1300     }
1301     else
1302     {
1303       alignmentToExport = viewport.getAlignment();
1304     }
1305     alignmentStartEnd = viewport.getAlignment().getHiddenColumns()
1306             .getVisibleStartAndEndIndex(alignmentToExport.getWidth());
1307     AlignmentExportData ed = new AlignmentExportData(alignmentToExport,
1308             omitHidden, alignmentStartEnd, settings);
1309     return ed;
1310   }
1311
1312   /**
1313    * DOCUMENT ME!
1314    * 
1315    * @param e
1316    *          DOCUMENT ME!
1317    */
1318   @Override
1319   protected void htmlMenuItem_actionPerformed(ActionEvent e)
1320   {
1321     HtmlSvgOutput htmlSVG = new HtmlSvgOutput(alignPanel);
1322     htmlSVG.exportHTML(null);
1323   }
1324
1325   @Override
1326   public void bioJSMenuItem_actionPerformed(ActionEvent e)
1327   {
1328     BioJsHTMLOutput bjs = new BioJsHTMLOutput(alignPanel);
1329     bjs.exportHTML(null);
1330   }
1331
1332   public void createImageMap(File file, String image)
1333   {
1334     alignPanel.makePNGImageMap(file, image);
1335   }
1336
1337   /**
1338    * DOCUMENT ME!
1339    * 
1340    * @param e
1341    *          DOCUMENT ME!
1342    */
1343   @Override
1344   public void createPNG(File f)
1345   {
1346     alignPanel.makePNG(f);
1347   }
1348
1349   /**
1350    * DOCUMENT ME!
1351    * 
1352    * @param e
1353    *          DOCUMENT ME!
1354    */
1355   @Override
1356   public void createEPS(File f)
1357   {
1358     alignPanel.makeEPS(f);
1359   }
1360
1361   @Override
1362   public void createSVG(File f)
1363   {
1364     alignPanel.makeSVG(f);
1365   }
1366
1367   @Override
1368   public void pageSetup_actionPerformed(ActionEvent e)
1369   {
1370     PrinterJob printJob = PrinterJob.getPrinterJob();
1371     PrintThread.pf = printJob.pageDialog(printJob.defaultPage());
1372   }
1373
1374   /**
1375    * DOCUMENT ME!
1376    * 
1377    * @param e
1378    *          DOCUMENT ME!
1379    */
1380   @Override
1381   public void printMenuItem_actionPerformed(ActionEvent e)
1382   {
1383     // Putting in a thread avoids Swing painting problems
1384     PrintThread thread = new PrintThread(alignPanel);
1385     thread.start();
1386   }
1387
1388   @Override
1389   public void exportFeatures_actionPerformed(ActionEvent e)
1390   {
1391     new AnnotationExporter().exportFeatures(alignPanel);
1392   }
1393
1394   @Override
1395   public void exportAnnotations_actionPerformed(ActionEvent e)
1396   {
1397     new AnnotationExporter().exportAnnotations(alignPanel);
1398   }
1399
1400   @Override
1401   public void associatedData_actionPerformed(ActionEvent e)
1402   {
1403     // Pick the tree file
1404     JalviewFileChooser chooser = new JalviewFileChooser(
1405             jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
1406     chooser.setFileView(new JalviewFileView());
1407     chooser.setDialogTitle(
1408             MessageManager.getString("label.load_jalview_annotations"));
1409     chooser.setToolTipText(
1410             MessageManager.getString("label.load_jalview_annotations"));
1411
1412     int value = chooser.showOpenDialog(null);
1413
1414     if (value == JalviewFileChooser.APPROVE_OPTION)
1415     {
1416       String choice = chooser.getSelectedFile().getPath();
1417       jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice);
1418       loadJalviewDataFile(choice, null, null, null);
1419     }
1420
1421   }
1422
1423   /**
1424    * Close the current view or all views in the alignment frame. If the frame
1425    * only contains one view then the alignment will be removed from memory.
1426    * 
1427    * @param closeAllTabs
1428    */
1429   @Override
1430   public void closeMenuItem_actionPerformed(boolean closeAllTabs)
1431   {
1432     if (alignPanels != null && alignPanels.size() < 2)
1433     {
1434       closeAllTabs = true;
1435     }
1436
1437     try
1438     {
1439       if (alignPanels != null)
1440       {
1441         if (closeAllTabs)
1442         {
1443           if (this.isClosed())
1444           {
1445             // really close all the windows - otherwise wait till
1446             // setClosed(true) is called
1447             for (int i = 0; i < alignPanels.size(); i++)
1448             {
1449               AlignmentPanel ap = alignPanels.get(i);
1450               ap.closePanel();
1451             }
1452           }
1453         }
1454         else
1455         {
1456           closeView(alignPanel);
1457         }
1458       }
1459
1460       if (closeAllTabs)
1461       {
1462         /*
1463          * this will raise an INTERNAL_FRAME_CLOSED event and this method will
1464          * be called recursively, with the frame now in 'closed' state
1465          */
1466         this.setClosed(true);
1467       }
1468     } catch (Exception ex)
1469     {
1470       ex.printStackTrace();
1471     }
1472   }
1473
1474   /**
1475    * Close the specified panel and close up tabs appropriately.
1476    * 
1477    * @param panelToClose
1478    */
1479   public void closeView(AlignmentPanel panelToClose)
1480   {
1481     int index = tabbedPane.getSelectedIndex();
1482     int closedindex = tabbedPane.indexOfComponent(panelToClose);
1483     alignPanels.remove(panelToClose);
1484     panelToClose.closePanel();
1485     panelToClose = null;
1486
1487     tabbedPane.removeTabAt(closedindex);
1488     tabbedPane.validate();
1489
1490     if (index > closedindex || index == tabbedPane.getTabCount())
1491     {
1492       // modify currently selected tab index if necessary.
1493       index--;
1494     }
1495
1496     this.tabSelectionChanged(index);
1497   }
1498
1499   /**
1500    * DOCUMENT ME!
1501    */
1502   void updateEditMenuBar()
1503   {
1504
1505     if (viewport.getHistoryList().size() > 0)
1506     {
1507       undoMenuItem.setEnabled(true);
1508       CommandI command = viewport.getHistoryList().peek();
1509       undoMenuItem.setText(MessageManager
1510               .formatMessage("label.undo_command", new Object[]
1511               { command.getDescription() }));
1512     }
1513     else
1514     {
1515       undoMenuItem.setEnabled(false);
1516       undoMenuItem.setText(MessageManager.getString("action.undo"));
1517     }
1518
1519     if (viewport.getRedoList().size() > 0)
1520     {
1521       redoMenuItem.setEnabled(true);
1522
1523       CommandI command = viewport.getRedoList().peek();
1524       redoMenuItem.setText(MessageManager
1525               .formatMessage("label.redo_command", new Object[]
1526               { command.getDescription() }));
1527     }
1528     else
1529     {
1530       redoMenuItem.setEnabled(false);
1531       redoMenuItem.setText(MessageManager.getString("action.redo"));
1532     }
1533   }
1534
1535   @Override
1536   public void addHistoryItem(CommandI command)
1537   {
1538     if (command.getSize() > 0)
1539     {
1540       viewport.addToHistoryList(command);
1541       viewport.clearRedoList();
1542       updateEditMenuBar();
1543       viewport.updateHiddenColumns();
1544       // viewport.hasHiddenColumns = (viewport.getColumnSelection() != null
1545       // && viewport.getColumnSelection().getHiddenColumns() != null &&
1546       // viewport.getColumnSelection()
1547       // .getHiddenColumns().size() > 0);
1548     }
1549   }
1550
1551   /**
1552    * 
1553    * @return alignment objects for all views
1554    */
1555   AlignmentI[] getViewAlignments()
1556   {
1557     if (alignPanels != null)
1558     {
1559       AlignmentI[] als = new AlignmentI[alignPanels.size()];
1560       int i = 0;
1561       for (AlignmentPanel ap : alignPanels)
1562       {
1563         als[i++] = ap.av.getAlignment();
1564       }
1565       return als;
1566     }
1567     if (viewport != null)
1568     {
1569       return new AlignmentI[] { viewport.getAlignment() };
1570     }
1571     return null;
1572   }
1573
1574   /**
1575    * DOCUMENT ME!
1576    * 
1577    * @param e
1578    *          DOCUMENT ME!
1579    */
1580   @Override
1581   protected void undoMenuItem_actionPerformed(ActionEvent e)
1582   {
1583     if (viewport.getHistoryList().isEmpty())
1584     {
1585       return;
1586     }
1587     CommandI command = viewport.getHistoryList().pop();
1588     viewport.addToRedoList(command);
1589     command.undoCommand(getViewAlignments());
1590
1591     AlignmentViewport originalSource = getOriginatingSource(command);
1592     updateEditMenuBar();
1593
1594     if (originalSource != null)
1595     {
1596       if (originalSource != viewport)
1597       {
1598         Cache.log.warn(
1599                 "Implementation worry: mismatch of viewport origin for undo");
1600       }
1601       originalSource.updateHiddenColumns();
1602       // originalSource.hasHiddenColumns = (viewport.getColumnSelection() !=
1603       // null
1604       // && viewport.getColumnSelection().getHiddenColumns() != null &&
1605       // viewport.getColumnSelection()
1606       // .getHiddenColumns().size() > 0);
1607       originalSource.firePropertyChange("alignment", null,
1608               originalSource.getAlignment().getSequences());
1609     }
1610   }
1611
1612   /**
1613    * DOCUMENT ME!
1614    * 
1615    * @param e
1616    *          DOCUMENT ME!
1617    */
1618   @Override
1619   protected void redoMenuItem_actionPerformed(ActionEvent e)
1620   {
1621     if (viewport.getRedoList().size() < 1)
1622     {
1623       return;
1624     }
1625
1626     CommandI command = viewport.getRedoList().pop();
1627     viewport.addToHistoryList(command);
1628     command.doCommand(getViewAlignments());
1629
1630     AlignmentViewport originalSource = getOriginatingSource(command);
1631     updateEditMenuBar();
1632
1633     if (originalSource != null)
1634     {
1635
1636       if (originalSource != viewport)
1637       {
1638         Cache.log.warn(
1639                 "Implementation worry: mismatch of viewport origin for redo");
1640       }
1641       originalSource.updateHiddenColumns();
1642       // originalSource.hasHiddenColumns = (viewport.getColumnSelection() !=
1643       // null
1644       // && viewport.getColumnSelection().getHiddenColumns() != null &&
1645       // viewport.getColumnSelection()
1646       // .getHiddenColumns().size() > 0);
1647       originalSource.firePropertyChange("alignment", null,
1648               originalSource.getAlignment().getSequences());
1649     }
1650   }
1651
1652   AlignmentViewport getOriginatingSource(CommandI command)
1653   {
1654     AlignmentViewport originalSource = null;
1655     // For sequence removal and addition, we need to fire
1656     // the property change event FROM the viewport where the
1657     // original alignment was altered
1658     AlignmentI al = null;
1659     if (command instanceof EditCommand)
1660     {
1661       EditCommand editCommand = (EditCommand) command;
1662       al = editCommand.getAlignment();
1663       List<Component> comps = PaintRefresher.components
1664               .get(viewport.getSequenceSetId());
1665
1666       for (Component comp : comps)
1667       {
1668         if (comp instanceof AlignmentPanel)
1669         {
1670           if (al == ((AlignmentPanel) comp).av.getAlignment())
1671           {
1672             originalSource = ((AlignmentPanel) comp).av;
1673             break;
1674           }
1675         }
1676       }
1677     }
1678
1679     if (originalSource == null)
1680     {
1681       // The original view is closed, we must validate
1682       // the current view against the closed view first
1683       if (al != null)
1684       {
1685         PaintRefresher.validateSequences(al, viewport.getAlignment());
1686       }
1687
1688       originalSource = viewport;
1689     }
1690
1691     return originalSource;
1692   }
1693
1694   /**
1695    * DOCUMENT ME!
1696    * 
1697    * @param up
1698    *          DOCUMENT ME!
1699    */
1700   public void moveSelectedSequences(boolean up)
1701   {
1702     SequenceGroup sg = viewport.getSelectionGroup();
1703
1704     if (sg == null)
1705     {
1706       return;
1707     }
1708     viewport.getAlignment().moveSelectedSequencesByOne(sg,
1709             viewport.getHiddenRepSequences(), up);
1710     alignPanel.paintAlignment(true, false);
1711   }
1712
1713   synchronized void slideSequences(boolean right, int size)
1714   {
1715     List<SequenceI> sg = new ArrayList<>();
1716     if (viewport.cursorMode)
1717     {
1718       sg.add(viewport.getAlignment()
1719               .getSequenceAt(alignPanel.getSeqPanel().seqCanvas.cursorY));
1720     }
1721     else if (viewport.getSelectionGroup() != null
1722             && viewport.getSelectionGroup().getSize() != viewport
1723                     .getAlignment().getHeight())
1724     {
1725       sg = viewport.getSelectionGroup()
1726               .getSequences(viewport.getHiddenRepSequences());
1727     }
1728
1729     if (sg.size() < 1)
1730     {
1731       return;
1732     }
1733
1734     List<SequenceI> invertGroup = new ArrayList<>();
1735
1736     for (SequenceI seq : viewport.getAlignment().getSequences())
1737     {
1738       if (!sg.contains(seq))
1739       {
1740         invertGroup.add(seq);
1741       }
1742     }
1743
1744     SequenceI[] seqs1 = sg.toArray(new SequenceI[0]);
1745
1746     SequenceI[] seqs2 = new SequenceI[invertGroup.size()];
1747     for (int i = 0; i < invertGroup.size(); i++)
1748     {
1749       seqs2[i] = invertGroup.get(i);
1750     }
1751
1752     SlideSequencesCommand ssc;
1753     if (right)
1754     {
1755       ssc = new SlideSequencesCommand("Slide Sequences", seqs2, seqs1, size,
1756               viewport.getGapCharacter());
1757     }
1758     else
1759     {
1760       ssc = new SlideSequencesCommand("Slide Sequences", seqs1, seqs2, size,
1761               viewport.getGapCharacter());
1762     }
1763
1764     int groupAdjustment = 0;
1765     if (ssc.getGapsInsertedBegin() && right)
1766     {
1767       if (viewport.cursorMode)
1768       {
1769         alignPanel.getSeqPanel().moveCursor(size, 0);
1770       }
1771       else
1772       {
1773         groupAdjustment = size;
1774       }
1775     }
1776     else if (!ssc.getGapsInsertedBegin() && !right)
1777     {
1778       if (viewport.cursorMode)
1779       {
1780         alignPanel.getSeqPanel().moveCursor(-size, 0);
1781       }
1782       else
1783       {
1784         groupAdjustment = -size;
1785       }
1786     }
1787
1788     if (groupAdjustment != 0)
1789     {
1790       viewport.getSelectionGroup().setStartRes(
1791               viewport.getSelectionGroup().getStartRes() + groupAdjustment);
1792       viewport.getSelectionGroup().setEndRes(
1793               viewport.getSelectionGroup().getEndRes() + groupAdjustment);
1794     }
1795
1796     /*
1797      * just extend the last slide command if compatible; but not if in
1798      * SplitFrame mode (to ensure all edits are broadcast - JAL-1802)
1799      */
1800     boolean appendHistoryItem = false;
1801     Deque<CommandI> historyList = viewport.getHistoryList();
1802     boolean inSplitFrame = getSplitViewContainer() != null;
1803     if (!inSplitFrame && historyList != null && historyList.size() > 0
1804             && historyList.peek() instanceof SlideSequencesCommand)
1805     {
1806       appendHistoryItem = ssc.appendSlideCommand(
1807               (SlideSequencesCommand) historyList.peek());
1808     }
1809
1810     if (!appendHistoryItem)
1811     {
1812       addHistoryItem(ssc);
1813     }
1814
1815     repaint();
1816   }
1817
1818   /**
1819    * DOCUMENT ME!
1820    * 
1821    * @param e
1822    *          DOCUMENT ME!
1823    */
1824   @Override
1825   protected void copy_actionPerformed(ActionEvent e)
1826   {
1827     System.gc();
1828     if (viewport.getSelectionGroup() == null)
1829     {
1830       return;
1831     }
1832     // TODO: preserve the ordering of displayed alignment annotation in any
1833     // internal paste (particularly sequence associated annotation)
1834     SequenceI[] seqs = viewport.getSelectionAsNewSequence();
1835     String[] omitHidden = null;
1836
1837     if (viewport.hasHiddenColumns())
1838     {
1839       omitHidden = viewport.getViewAsString(true);
1840     }
1841
1842     String output = new FormatAdapter().formatSequences(FileFormat.Fasta,
1843             seqs, omitHidden, null);
1844
1845     StringSelection ss = new StringSelection(output);
1846
1847     try
1848     {
1849       jalview.gui.Desktop.internalCopy = true;
1850       // Its really worth setting the clipboard contents
1851       // to empty before setting the large StringSelection!!
1852       Toolkit.getDefaultToolkit().getSystemClipboard()
1853               .setContents(new StringSelection(""), null);
1854
1855       Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss,
1856               Desktop.instance);
1857     } catch (OutOfMemoryError er)
1858     {
1859       new OOMWarning("copying region", er);
1860       return;
1861     }
1862
1863     ArrayList<int[]> hiddenColumns = null;
1864     if (viewport.hasHiddenColumns())
1865     {
1866       hiddenColumns = new ArrayList<>();
1867       int hiddenOffset = viewport.getSelectionGroup().getStartRes();
1868       int hiddenCutoff = viewport.getSelectionGroup().getEndRes();
1869       ArrayList<int[]> hiddenRegions = viewport.getAlignment()
1870               .getHiddenColumns().getHiddenColumnsCopy();
1871       for (int[] region : hiddenRegions)
1872       {
1873         if (region[0] >= hiddenOffset && region[1] <= hiddenCutoff)
1874         {
1875           hiddenColumns
1876                   .add(new int[]
1877                   { region[0] - hiddenOffset, region[1] - hiddenOffset });
1878         }
1879       }
1880     }
1881
1882     Desktop.jalviewClipboard = new Object[] { seqs,
1883         viewport.getAlignment().getDataset(), hiddenColumns };
1884     statusBar.setText(MessageManager.formatMessage(
1885             "label.copied_sequences_to_clipboard", new Object[]
1886             { Integer.valueOf(seqs.length).toString() }));
1887   }
1888
1889   /**
1890    * DOCUMENT ME!
1891    * 
1892    * @param e
1893    *          DOCUMENT ME!
1894    */
1895   @Override
1896   protected void pasteNew_actionPerformed(ActionEvent e)
1897   {
1898     paste(true);
1899   }
1900
1901   /**
1902    * DOCUMENT ME!
1903    * 
1904    * @param e
1905    *          DOCUMENT ME!
1906    */
1907   @Override
1908   protected void pasteThis_actionPerformed(ActionEvent e)
1909   {
1910     paste(false);
1911   }
1912
1913   /**
1914    * Paste contents of Jalview clipboard
1915    * 
1916    * @param newAlignment
1917    *          true to paste to a new alignment, otherwise add to this.
1918    */
1919   void paste(boolean newAlignment)
1920   {
1921     boolean externalPaste = true;
1922     try
1923     {
1924       Clipboard c = Toolkit.getDefaultToolkit().getSystemClipboard();
1925       Transferable contents = c.getContents(this);
1926
1927       if (contents == null)
1928       {
1929         return;
1930       }
1931
1932       String str;
1933       FileFormatI format;
1934       try
1935       {
1936         str = (String) contents.getTransferData(DataFlavor.stringFlavor);
1937         if (str.length() < 1)
1938         {
1939           return;
1940         }
1941
1942         format = new IdentifyFile().identify(str, DataSourceType.PASTE);
1943
1944       } catch (OutOfMemoryError er)
1945       {
1946         new OOMWarning("Out of memory pasting sequences!!", er);
1947         return;
1948       }
1949
1950       SequenceI[] sequences;
1951       boolean annotationAdded = false;
1952       AlignmentI alignment = null;
1953
1954       if (Desktop.jalviewClipboard != null)
1955       {
1956         // The clipboard was filled from within Jalview, we must use the
1957         // sequences
1958         // And dataset from the copied alignment
1959         SequenceI[] newseq = (SequenceI[]) Desktop.jalviewClipboard[0];
1960         // be doubly sure that we create *new* sequence objects.
1961         sequences = new SequenceI[newseq.length];
1962         for (int i = 0; i < newseq.length; i++)
1963         {
1964           sequences[i] = new Sequence(newseq[i]);
1965         }
1966         alignment = new Alignment(sequences);
1967         externalPaste = false;
1968       }
1969       else
1970       {
1971         // parse the clipboard as an alignment.
1972         alignment = new FormatAdapter().readFile(str, DataSourceType.PASTE,
1973                 format);
1974         sequences = alignment.getSequencesArray();
1975       }
1976
1977       int alwidth = 0;
1978       ArrayList<Integer> newGraphGroups = new ArrayList<>();
1979       int fgroup = -1;
1980
1981       if (newAlignment)
1982       {
1983
1984         if (Desktop.jalviewClipboard != null)
1985         {
1986           // dataset is inherited
1987           alignment.setDataset((Alignment) Desktop.jalviewClipboard[1]);
1988         }
1989         else
1990         {
1991           // new dataset is constructed
1992           alignment.setDataset(null);
1993         }
1994         alwidth = alignment.getWidth() + 1;
1995       }
1996       else
1997       {
1998         AlignmentI pastedal = alignment; // preserve pasted alignment object
1999         // Add pasted sequences and dataset into existing alignment.
2000         alignment = viewport.getAlignment();
2001         alwidth = alignment.getWidth() + 1;
2002         // decide if we need to import sequences from an existing dataset
2003         boolean importDs = Desktop.jalviewClipboard != null
2004                 && Desktop.jalviewClipboard[1] != alignment.getDataset();
2005         // importDs==true instructs us to copy over new dataset sequences from
2006         // an existing alignment
2007         Vector newDs = (importDs) ? new Vector() : null; // used to create
2008         // minimum dataset set
2009
2010         for (int i = 0; i < sequences.length; i++)
2011         {
2012           if (importDs)
2013           {
2014             newDs.addElement(null);
2015           }
2016           SequenceI ds = sequences[i].getDatasetSequence(); // null for a simple
2017           // paste
2018           if (importDs && ds != null)
2019           {
2020             if (!newDs.contains(ds))
2021             {
2022               newDs.setElementAt(ds, i);
2023               ds = new Sequence(ds);
2024               // update with new dataset sequence
2025               sequences[i].setDatasetSequence(ds);
2026             }
2027             else
2028             {
2029               ds = sequences[newDs.indexOf(ds)].getDatasetSequence();
2030             }
2031           }
2032           else
2033           {
2034             // copy and derive new dataset sequence
2035             sequences[i] = sequences[i].deriveSequence();
2036             alignment.getDataset()
2037                     .addSequence(sequences[i].getDatasetSequence());
2038             // TODO: avoid creation of duplicate dataset sequences with a
2039             // 'contains' method using SequenceI.equals()/SequenceI.contains()
2040           }
2041           alignment.addSequence(sequences[i]); // merges dataset
2042         }
2043         if (newDs != null)
2044         {
2045           newDs.clear(); // tidy up
2046         }
2047         if (alignment.getAlignmentAnnotation() != null)
2048         {
2049           for (AlignmentAnnotation alan : alignment
2050                   .getAlignmentAnnotation())
2051           {
2052             if (alan.graphGroup > fgroup)
2053             {
2054               fgroup = alan.graphGroup;
2055             }
2056           }
2057         }
2058         if (pastedal.getAlignmentAnnotation() != null)
2059         {
2060           // Add any annotation attached to alignment.
2061           AlignmentAnnotation[] alann = pastedal.getAlignmentAnnotation();
2062           for (int i = 0; i < alann.length; i++)
2063           {
2064             annotationAdded = true;
2065             if (alann[i].sequenceRef == null && !alann[i].autoCalculated)
2066             {
2067               AlignmentAnnotation newann = new AlignmentAnnotation(
2068                       alann[i]);
2069               if (newann.graphGroup > -1)
2070               {
2071                 if (newGraphGroups.size() <= newann.graphGroup
2072                         || newGraphGroups.get(newann.graphGroup) == null)
2073                 {
2074                   for (int q = newGraphGroups
2075                           .size(); q <= newann.graphGroup; q++)
2076                   {
2077                     newGraphGroups.add(q, null);
2078                   }
2079                   newGraphGroups.set(newann.graphGroup,
2080                           new Integer(++fgroup));
2081                 }
2082                 newann.graphGroup = newGraphGroups.get(newann.graphGroup)
2083                         .intValue();
2084               }
2085
2086               newann.padAnnotation(alwidth);
2087               alignment.addAnnotation(newann);
2088             }
2089           }
2090         }
2091       }
2092       if (!newAlignment)
2093       {
2094         // /////
2095         // ADD HISTORY ITEM
2096         //
2097         addHistoryItem(new EditCommand(
2098                 MessageManager.getString("label.add_sequences"),
2099                 Action.PASTE, sequences, 0, alignment.getWidth(),
2100                 alignment));
2101       }
2102       // Add any annotations attached to sequences
2103       for (int i = 0; i < sequences.length; i++)
2104       {
2105         if (sequences[i].getAnnotation() != null)
2106         {
2107           AlignmentAnnotation newann;
2108           for (int a = 0; a < sequences[i].getAnnotation().length; a++)
2109           {
2110             annotationAdded = true;
2111             newann = sequences[i].getAnnotation()[a];
2112             newann.adjustForAlignment();
2113             newann.padAnnotation(alwidth);
2114             if (newann.graphGroup > -1)
2115             {
2116               if (newann.graphGroup > -1)
2117               {
2118                 if (newGraphGroups.size() <= newann.graphGroup
2119                         || newGraphGroups.get(newann.graphGroup) == null)
2120                 {
2121                   for (int q = newGraphGroups
2122                           .size(); q <= newann.graphGroup; q++)
2123                   {
2124                     newGraphGroups.add(q, null);
2125                   }
2126                   newGraphGroups.set(newann.graphGroup,
2127                           new Integer(++fgroup));
2128                 }
2129                 newann.graphGroup = newGraphGroups.get(newann.graphGroup)
2130                         .intValue();
2131               }
2132             }
2133             alignment.addAnnotation(sequences[i].getAnnotation()[a]); // annotation
2134             // was
2135             // duplicated
2136             // earlier
2137             alignment.setAnnotationIndex(sequences[i].getAnnotation()[a],
2138                     a);
2139           }
2140         }
2141       }
2142       if (!newAlignment)
2143       {
2144
2145         // propagate alignment changed.
2146         viewport.getRanges().setEndSeq(alignment.getHeight());
2147         if (annotationAdded)
2148         {
2149           // Duplicate sequence annotation in all views.
2150           AlignmentI[] alview = this.getViewAlignments();
2151           for (int i = 0; i < sequences.length; i++)
2152           {
2153             AlignmentAnnotation sann[] = sequences[i].getAnnotation();
2154             if (sann == null)
2155             {
2156               continue;
2157             }
2158             for (int avnum = 0; avnum < alview.length; avnum++)
2159             {
2160               if (alview[avnum] != alignment)
2161               {
2162                 // duplicate in a view other than the one with input focus
2163                 int avwidth = alview[avnum].getWidth() + 1;
2164                 // this relies on sann being preserved after we
2165                 // modify the sequence's annotation array for each duplication
2166                 for (int a = 0; a < sann.length; a++)
2167                 {
2168                   AlignmentAnnotation newann = new AlignmentAnnotation(
2169                           sann[a]);
2170                   sequences[i].addAlignmentAnnotation(newann);
2171                   newann.padAnnotation(avwidth);
2172                   alview[avnum].addAnnotation(newann); // annotation was
2173                   // duplicated earlier
2174                   // TODO JAL-1145 graphGroups are not updated for sequence
2175                   // annotation added to several views. This may cause
2176                   // strangeness
2177                   alview[avnum].setAnnotationIndex(newann, a);
2178                 }
2179               }
2180             }
2181           }
2182           buildSortByAnnotationScoresMenu();
2183         }
2184         viewport.firePropertyChange("alignment", null,
2185                 alignment.getSequences());
2186         if (alignPanels != null)
2187         {
2188           for (AlignmentPanel ap : alignPanels)
2189           {
2190             ap.validateAnnotationDimensions(false);
2191           }
2192         }
2193         else
2194         {
2195           alignPanel.validateAnnotationDimensions(false);
2196         }
2197
2198       }
2199       else
2200       {
2201         AlignFrame af = new AlignFrame(alignment, DEFAULT_WIDTH,
2202                 DEFAULT_HEIGHT);
2203         String newtitle = new String("Copied sequences");
2204
2205         if (Desktop.jalviewClipboard != null
2206                 && Desktop.jalviewClipboard[2] != null)
2207         {
2208           List<int[]> hc = (List<int[]>) Desktop.jalviewClipboard[2];
2209           for (int[] region : hc)
2210           {
2211             af.viewport.hideColumns(region[0], region[1]);
2212           }
2213         }
2214
2215         // >>>This is a fix for the moment, until a better solution is
2216         // found!!<<<
2217         af.alignPanel.getSeqPanel().seqCanvas.getFeatureRenderer()
2218                 .transferSettings(alignPanel.getSeqPanel().seqCanvas
2219                         .getFeatureRenderer());
2220
2221         // TODO: maintain provenance of an alignment, rather than just make the
2222         // title a concatenation of operations.
2223         if (!externalPaste)
2224         {
2225           if (title.startsWith("Copied sequences"))
2226           {
2227             newtitle = title;
2228           }
2229           else
2230           {
2231             newtitle = newtitle.concat("- from " + title);
2232           }
2233         }
2234         else
2235         {
2236           newtitle = new String("Pasted sequences");
2237         }
2238
2239         Desktop.addInternalFrame(af, newtitle, DEFAULT_WIDTH,
2240                 DEFAULT_HEIGHT);
2241
2242       }
2243
2244     } catch (Exception ex)
2245     {
2246       ex.printStackTrace();
2247       System.out.println("Exception whilst pasting: " + ex);
2248       // could be anything being pasted in here
2249     }
2250
2251   }
2252
2253   @Override
2254   protected void expand_newalign(ActionEvent e)
2255   {
2256     try
2257     {
2258       AlignmentI alignment = AlignmentUtils
2259               .expandContext(getViewport().getAlignment(), -1);
2260       AlignFrame af = new AlignFrame(alignment, DEFAULT_WIDTH,
2261               DEFAULT_HEIGHT);
2262       String newtitle = new String("Flanking alignment");
2263
2264       if (Desktop.jalviewClipboard != null
2265               && Desktop.jalviewClipboard[2] != null)
2266       {
2267         List<int[]> hc = (List<int[]>) Desktop.jalviewClipboard[2];
2268         for (int region[] : hc)
2269         {
2270           af.viewport.hideColumns(region[0], region[1]);
2271         }
2272       }
2273
2274       // >>>This is a fix for the moment, until a better solution is
2275       // found!!<<<
2276       af.alignPanel.getSeqPanel().seqCanvas.getFeatureRenderer()
2277               .transferSettings(alignPanel.getSeqPanel().seqCanvas
2278                       .getFeatureRenderer());
2279
2280       // TODO: maintain provenance of an alignment, rather than just make the
2281       // title a concatenation of operations.
2282       {
2283         if (title.startsWith("Copied sequences"))
2284         {
2285           newtitle = title;
2286         }
2287         else
2288         {
2289           newtitle = newtitle.concat("- from " + title);
2290         }
2291       }
2292
2293       Desktop.addInternalFrame(af, newtitle, DEFAULT_WIDTH, DEFAULT_HEIGHT);
2294
2295     } catch (Exception ex)
2296     {
2297       ex.printStackTrace();
2298       System.out.println("Exception whilst pasting: " + ex);
2299       // could be anything being pasted in here
2300     } catch (OutOfMemoryError oom)
2301     {
2302       new OOMWarning("Viewing flanking region of alignment", oom);
2303     }
2304   }
2305
2306   /**
2307    * DOCUMENT ME!
2308    * 
2309    * @param e
2310    *          DOCUMENT ME!
2311    */
2312   @Override
2313   protected void cut_actionPerformed(ActionEvent e)
2314   {
2315     copy_actionPerformed(null);
2316     delete_actionPerformed(null);
2317   }
2318
2319   /**
2320    * DOCUMENT ME!
2321    * 
2322    * @param e
2323    *          DOCUMENT ME!
2324    */
2325   @Override
2326   protected void delete_actionPerformed(ActionEvent evt)
2327   {
2328
2329     SequenceGroup sg = viewport.getSelectionGroup();
2330     if (sg == null)
2331     {
2332       return;
2333     }
2334
2335     /*
2336      * If the cut affects all sequences, warn, remove highlighted columns
2337      */
2338     if (sg.getSize() == viewport.getAlignment().getHeight())
2339     {
2340       boolean isEntireAlignWidth = (((sg.getEndRes() - sg.getStartRes())
2341               + 1) == viewport.getAlignment().getWidth()) ? true : false;
2342       if (isEntireAlignWidth)
2343       {
2344         int confirm = JvOptionPane.showConfirmDialog(this,
2345                 MessageManager.getString("warn.delete_all"), // $NON-NLS-1$
2346                 MessageManager.getString("label.delete_all"), // $NON-NLS-1$
2347                 JvOptionPane.OK_CANCEL_OPTION);
2348
2349         if (confirm == JvOptionPane.CANCEL_OPTION
2350                 || confirm == JvOptionPane.CLOSED_OPTION)
2351         {
2352           return;
2353         }
2354       }
2355       viewport.getColumnSelection().removeElements(sg.getStartRes(),
2356               sg.getEndRes() + 1);
2357     }
2358     SequenceI[] cut = sg.getSequences()
2359             .toArray(new SequenceI[sg.getSize()]);
2360
2361     addHistoryItem(new EditCommand(
2362             MessageManager.getString("label.cut_sequences"), Action.CUT,
2363             cut, sg.getStartRes(), sg.getEndRes() - sg.getStartRes() + 1,
2364             viewport.getAlignment()));
2365
2366     viewport.setSelectionGroup(null);
2367     viewport.sendSelection();
2368     viewport.getAlignment().deleteGroup(sg);
2369
2370     viewport.firePropertyChange("alignment", null,
2371             viewport.getAlignment().getSequences());
2372     if (viewport.getAlignment().getHeight() < 1)
2373     {
2374       try
2375       {
2376         this.setClosed(true);
2377       } catch (Exception ex)
2378       {
2379       }
2380     }
2381   }
2382
2383   /**
2384    * DOCUMENT ME!
2385    * 
2386    * @param e
2387    *          DOCUMENT ME!
2388    */
2389   @Override
2390   protected void deleteGroups_actionPerformed(ActionEvent e)
2391   {
2392     if (avc.deleteGroups())
2393     {
2394       PaintRefresher.Refresh(this, viewport.getSequenceSetId());
2395       alignPanel.updateAnnotation();
2396       alignPanel.paintAlignment(true, true);
2397     }
2398   }
2399
2400   /**
2401    * DOCUMENT ME!
2402    * 
2403    * @param e
2404    *          DOCUMENT ME!
2405    */
2406   @Override
2407   public void selectAllSequenceMenuItem_actionPerformed(ActionEvent e)
2408   {
2409     SequenceGroup sg = new SequenceGroup();
2410
2411     for (int i = 0; i < viewport.getAlignment().getSequences().size(); i++)
2412     {
2413       sg.addSequence(viewport.getAlignment().getSequenceAt(i), false);
2414     }
2415
2416     sg.setEndRes(viewport.getAlignment().getWidth() - 1);
2417     viewport.setSelectionGroup(sg);
2418     viewport.sendSelection();
2419     // JAL-2034 - should delegate to
2420     // alignPanel to decide if overview needs
2421     // updating.
2422     alignPanel.paintAlignment(false, false);
2423     PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
2424   }
2425
2426   /**
2427    * DOCUMENT ME!
2428    * 
2429    * @param e
2430    *          DOCUMENT ME!
2431    */
2432   @Override
2433   public void deselectAllSequenceMenuItem_actionPerformed(ActionEvent e)
2434   {
2435     if (viewport.cursorMode)
2436     {
2437       alignPanel.getSeqPanel().keyboardNo1 = null;
2438       alignPanel.getSeqPanel().keyboardNo2 = null;
2439     }
2440     viewport.setSelectionGroup(null);
2441     viewport.getColumnSelection().clear();
2442     viewport.setSelectionGroup(null);
2443     alignPanel.getIdPanel().getIdCanvas().searchResults = null;
2444     // JAL-2034 - should delegate to
2445     // alignPanel to decide if overview needs
2446     // updating.
2447     alignPanel.paintAlignment(false, false);
2448     PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
2449     viewport.sendSelection();
2450   }
2451
2452   /**
2453    * DOCUMENT ME!
2454    * 
2455    * @param e
2456    *          DOCUMENT ME!
2457    */
2458   @Override
2459   public void invertSequenceMenuItem_actionPerformed(ActionEvent e)
2460   {
2461     SequenceGroup sg = viewport.getSelectionGroup();
2462
2463     if (sg == null)
2464     {
2465       selectAllSequenceMenuItem_actionPerformed(null);
2466
2467       return;
2468     }
2469
2470     for (int i = 0; i < viewport.getAlignment().getSequences().size(); i++)
2471     {
2472       sg.addOrRemove(viewport.getAlignment().getSequenceAt(i), false);
2473     }
2474     // JAL-2034 - should delegate to
2475     // alignPanel to decide if overview needs
2476     // updating.
2477
2478     alignPanel.paintAlignment(true, false);
2479     PaintRefresher.Refresh(alignPanel, viewport.getSequenceSetId());
2480     viewport.sendSelection();
2481   }
2482
2483   @Override
2484   public void invertColSel_actionPerformed(ActionEvent e)
2485   {
2486     viewport.invertColumnSelection();
2487     alignPanel.paintAlignment(true, false);
2488     viewport.sendSelection();
2489   }
2490
2491   /**
2492    * DOCUMENT ME!
2493    * 
2494    * @param e
2495    *          DOCUMENT ME!
2496    */
2497   @Override
2498   public void remove2LeftMenuItem_actionPerformed(ActionEvent e)
2499   {
2500     trimAlignment(true);
2501   }
2502
2503   /**
2504    * DOCUMENT ME!
2505    * 
2506    * @param e
2507    *          DOCUMENT ME!
2508    */
2509   @Override
2510   public void remove2RightMenuItem_actionPerformed(ActionEvent e)
2511   {
2512     trimAlignment(false);
2513   }
2514
2515   void trimAlignment(boolean trimLeft)
2516   {
2517     ColumnSelection colSel = viewport.getColumnSelection();
2518     int column;
2519
2520     if (!colSel.isEmpty())
2521     {
2522       if (trimLeft)
2523       {
2524         column = colSel.getMin();
2525       }
2526       else
2527       {
2528         column = colSel.getMax();
2529       }
2530
2531       SequenceI[] seqs;
2532       if (viewport.getSelectionGroup() != null)
2533       {
2534         seqs = viewport.getSelectionGroup()
2535                 .getSequencesAsArray(viewport.getHiddenRepSequences());
2536       }
2537       else
2538       {
2539         seqs = viewport.getAlignment().getSequencesArray();
2540       }
2541
2542       TrimRegionCommand trimRegion;
2543       if (trimLeft)
2544       {
2545         trimRegion = new TrimRegionCommand("Remove Left", true, seqs,
2546                 column, viewport.getAlignment());
2547         viewport.getRanges().setStartRes(0);
2548       }
2549       else
2550       {
2551         trimRegion = new TrimRegionCommand("Remove Right", false, seqs,
2552                 column, viewport.getAlignment());
2553       }
2554
2555       statusBar.setText(MessageManager
2556               .formatMessage("label.removed_columns", new String[]
2557               { Integer.valueOf(trimRegion.getSize()).toString() }));
2558
2559       addHistoryItem(trimRegion);
2560
2561       for (SequenceGroup sg : viewport.getAlignment().getGroups())
2562       {
2563         if ((trimLeft && !sg.adjustForRemoveLeft(column))
2564                 || (!trimLeft && !sg.adjustForRemoveRight(column)))
2565         {
2566           viewport.getAlignment().deleteGroup(sg);
2567         }
2568       }
2569
2570       viewport.firePropertyChange("alignment", null,
2571               viewport.getAlignment().getSequences());
2572     }
2573   }
2574
2575   /**
2576    * DOCUMENT ME!
2577    * 
2578    * @param e
2579    *          DOCUMENT ME!
2580    */
2581   @Override
2582   public void removeGappedColumnMenuItem_actionPerformed(ActionEvent e)
2583   {
2584     int start = 0, end = viewport.getAlignment().getWidth() - 1;
2585
2586     SequenceI[] seqs;
2587     if (viewport.getSelectionGroup() != null)
2588     {
2589       seqs = viewport.getSelectionGroup()
2590               .getSequencesAsArray(viewport.getHiddenRepSequences());
2591       start = viewport.getSelectionGroup().getStartRes();
2592       end = viewport.getSelectionGroup().getEndRes();
2593     }
2594     else
2595     {
2596       seqs = viewport.getAlignment().getSequencesArray();
2597     }
2598
2599     RemoveGapColCommand removeGapCols = new RemoveGapColCommand(
2600             "Remove Gapped Columns", seqs, start, end,
2601             viewport.getAlignment());
2602
2603     addHistoryItem(removeGapCols);
2604
2605     statusBar.setText(MessageManager
2606             .formatMessage("label.removed_empty_columns", new Object[]
2607             { Integer.valueOf(removeGapCols.getSize()).toString() }));
2608
2609     // This is to maintain viewport position on first residue
2610     // of first sequence
2611     SequenceI seq = viewport.getAlignment().getSequenceAt(0);
2612     ViewportRanges ranges = viewport.getRanges();
2613     int startRes = seq.findPosition(ranges.getStartRes());
2614     // ShiftList shifts;
2615     // viewport.getAlignment().removeGaps(shifts=new ShiftList());
2616     // edit.alColumnChanges=shifts.getInverse();
2617     // if (viewport.hasHiddenColumns)
2618     // viewport.getColumnSelection().compensateForEdits(shifts);
2619     ranges.setStartRes(seq.findIndex(startRes) - 1);
2620     viewport.firePropertyChange("alignment", null,
2621             viewport.getAlignment().getSequences());
2622
2623   }
2624
2625   /**
2626    * DOCUMENT ME!
2627    * 
2628    * @param e
2629    *          DOCUMENT ME!
2630    */
2631   @Override
2632   public void removeAllGapsMenuItem_actionPerformed(ActionEvent e)
2633   {
2634     int start = 0, end = viewport.getAlignment().getWidth() - 1;
2635
2636     SequenceI[] seqs;
2637     if (viewport.getSelectionGroup() != null)
2638     {
2639       seqs = viewport.getSelectionGroup()
2640               .getSequencesAsArray(viewport.getHiddenRepSequences());
2641       start = viewport.getSelectionGroup().getStartRes();
2642       end = viewport.getSelectionGroup().getEndRes();
2643     }
2644     else
2645     {
2646       seqs = viewport.getAlignment().getSequencesArray();
2647     }
2648
2649     // This is to maintain viewport position on first residue
2650     // of first sequence
2651     SequenceI seq = viewport.getAlignment().getSequenceAt(0);
2652     int startRes = seq.findPosition(viewport.getRanges().getStartRes());
2653
2654     addHistoryItem(new RemoveGapsCommand("Remove Gaps", seqs, start, end,
2655             viewport.getAlignment()));
2656
2657     viewport.getRanges().setStartRes(seq.findIndex(startRes) - 1);
2658
2659     viewport.firePropertyChange("alignment", null,
2660             viewport.getAlignment().getSequences());
2661
2662   }
2663
2664   /**
2665    * DOCUMENT ME!
2666    * 
2667    * @param e
2668    *          DOCUMENT ME!
2669    */
2670   @Override
2671   public void padGapsMenuitem_actionPerformed(ActionEvent e)
2672   {
2673     viewport.setPadGaps(padGapsMenuitem.isSelected());
2674     viewport.firePropertyChange("alignment", null,
2675             viewport.getAlignment().getSequences());
2676   }
2677
2678   /**
2679    * DOCUMENT ME!
2680    * 
2681    * @param e
2682    *          DOCUMENT ME!
2683    */
2684   @Override
2685   public void findMenuItem_actionPerformed(ActionEvent e)
2686   {
2687     new Finder();
2688   }
2689
2690   /**
2691    * Create a new view of the current alignment.
2692    */
2693   @Override
2694   public void newView_actionPerformed(ActionEvent e)
2695   {
2696     newView(null, true);
2697   }
2698
2699   /**
2700    * Creates and shows a new view of the current alignment.
2701    * 
2702    * @param viewTitle
2703    *          title of newly created view; if null, one will be generated
2704    * @param copyAnnotation
2705    *          if true then duplicate all annnotation, groups and settings
2706    * @return new alignment panel, already displayed.
2707    */
2708   public AlignmentPanel newView(String viewTitle, boolean copyAnnotation)
2709   {
2710     /*
2711      * Create a new AlignmentPanel (with its own, new Viewport)
2712      */
2713     AlignmentPanel newap = new Jalview2XML().copyAlignPanel(alignPanel);
2714     if (!copyAnnotation)
2715     {
2716       /*
2717        * remove all groups and annotation except for the automatic stuff
2718        */
2719       newap.av.getAlignment().deleteAllGroups();
2720       newap.av.getAlignment().deleteAllAnnotations(false);
2721     }
2722
2723     newap.av.setGatherViewsHere(false);
2724
2725     if (viewport.viewName == null)
2726     {
2727       viewport.viewName = MessageManager
2728               .getString("label.view_name_original");
2729     }
2730
2731     /*
2732      * Views share the same edits undo and redo stacks
2733      */
2734     newap.av.setHistoryList(viewport.getHistoryList());
2735     newap.av.setRedoList(viewport.getRedoList());
2736
2737     /*
2738      * Views share the same mappings; need to deregister any new mappings
2739      * created by copyAlignPanel, and register the new reference to the shared
2740      * mappings
2741      */
2742     newap.av.replaceMappings(viewport.getAlignment());
2743
2744     /*
2745      * start up cDNA consensus (if applicable) now mappings are in place
2746      */
2747     if (newap.av.initComplementConsensus())
2748     {
2749       newap.refresh(true); // adjust layout of annotations
2750     }
2751
2752     newap.av.viewName = getNewViewName(viewTitle);
2753
2754     addAlignmentPanel(newap, true);
2755     newap.alignmentChanged();
2756
2757     if (alignPanels.size() == 2)
2758     {
2759       viewport.setGatherViewsHere(true);
2760     }
2761     tabbedPane.setSelectedIndex(tabbedPane.getTabCount() - 1);
2762     return newap;
2763   }
2764
2765   /**
2766    * Make a new name for the view, ensuring it is unique within the current
2767    * sequenceSetId. (This used to be essential for Jalview Project archives, but
2768    * these now use viewId. Unique view names are still desirable for usability.)
2769    * 
2770    * @param viewTitle
2771    * @return
2772    */
2773   protected String getNewViewName(String viewTitle)
2774   {
2775     int index = Desktop.getViewCount(viewport.getSequenceSetId());
2776     boolean addFirstIndex = false;
2777     if (viewTitle == null || viewTitle.trim().length() == 0)
2778     {
2779       viewTitle = MessageManager.getString("action.view");
2780       addFirstIndex = true;
2781     }
2782     else
2783     {
2784       index = 1;// we count from 1 if given a specific name
2785     }
2786     String newViewName = viewTitle + ((addFirstIndex) ? " " + index : "");
2787
2788     List<Component> comps = PaintRefresher.components
2789             .get(viewport.getSequenceSetId());
2790
2791     List<String> existingNames = getExistingViewNames(comps);
2792
2793     while (existingNames.contains(newViewName))
2794     {
2795       newViewName = viewTitle + " " + (++index);
2796     }
2797     return newViewName;
2798   }
2799
2800   /**
2801    * Returns a list of distinct view names found in the given list of
2802    * components. View names are held on the viewport of an AlignmentPanel.
2803    * 
2804    * @param comps
2805    * @return
2806    */
2807   protected List<String> getExistingViewNames(List<Component> comps)
2808   {
2809     List<String> existingNames = new ArrayList<>();
2810     for (Component comp : comps)
2811     {
2812       if (comp instanceof AlignmentPanel)
2813       {
2814         AlignmentPanel ap = (AlignmentPanel) comp;
2815         if (!existingNames.contains(ap.av.viewName))
2816         {
2817           existingNames.add(ap.av.viewName);
2818         }
2819       }
2820     }
2821     return existingNames;
2822   }
2823
2824   /**
2825    * Explode tabbed views into separate windows.
2826    */
2827   @Override
2828   public void expandViews_actionPerformed(ActionEvent e)
2829   {
2830     Desktop.explodeViews(this);
2831   }
2832
2833   /**
2834    * Gather views in separate windows back into a tabbed presentation.
2835    */
2836   @Override
2837   public void gatherViews_actionPerformed(ActionEvent e)
2838   {
2839     Desktop.instance.gatherViews(this);
2840   }
2841
2842   /**
2843    * DOCUMENT ME!
2844    * 
2845    * @param e
2846    *          DOCUMENT ME!
2847    */
2848   @Override
2849   public void font_actionPerformed(ActionEvent e)
2850   {
2851     new FontChooser(alignPanel);
2852   }
2853
2854   /**
2855    * DOCUMENT ME!
2856    * 
2857    * @param e
2858    *          DOCUMENT ME!
2859    */
2860   @Override
2861   protected void seqLimit_actionPerformed(ActionEvent e)
2862   {
2863     viewport.setShowJVSuffix(seqLimits.isSelected());
2864
2865     alignPanel.getIdPanel().getIdCanvas()
2866             .setPreferredSize(alignPanel.calculateIdWidth());
2867     alignPanel.paintAlignment(true, false);
2868   }
2869
2870   @Override
2871   public void idRightAlign_actionPerformed(ActionEvent e)
2872   {
2873     viewport.setRightAlignIds(idRightAlign.isSelected());
2874     alignPanel.paintAlignment(false, false);
2875   }
2876
2877   @Override
2878   public void centreColumnLabels_actionPerformed(ActionEvent e)
2879   {
2880     viewport.setCentreColumnLabels(centreColumnLabelsMenuItem.getState());
2881     alignPanel.paintAlignment(false, false);
2882   }
2883
2884   /*
2885    * (non-Javadoc)
2886    * 
2887    * @see jalview.jbgui.GAlignFrame#followHighlight_actionPerformed()
2888    */
2889   @Override
2890   protected void followHighlight_actionPerformed()
2891   {
2892     /*
2893      * Set the 'follow' flag on the Viewport (and scroll to position if now
2894      * true).
2895      */
2896     final boolean state = this.followHighlightMenuItem.getState();
2897     viewport.setFollowHighlight(state);
2898     if (state)
2899     {
2900       alignPanel.scrollToPosition(viewport.getSearchResults(), false);
2901     }
2902   }
2903
2904   /**
2905    * DOCUMENT ME!
2906    * 
2907    * @param e
2908    *          DOCUMENT ME!
2909    */
2910   @Override
2911   protected void colourTextMenuItem_actionPerformed(ActionEvent e)
2912   {
2913     viewport.setColourText(colourTextMenuItem.isSelected());
2914     alignPanel.paintAlignment(false, false);
2915   }
2916
2917   /**
2918    * DOCUMENT ME!
2919    * 
2920    * @param e
2921    *          DOCUMENT ME!
2922    */
2923   @Override
2924   public void wrapMenuItem_actionPerformed(ActionEvent e)
2925   {
2926     scaleAbove.setVisible(wrapMenuItem.isSelected());
2927     scaleLeft.setVisible(wrapMenuItem.isSelected());
2928     scaleRight.setVisible(wrapMenuItem.isSelected());
2929     viewport.setWrapAlignment(wrapMenuItem.isSelected());
2930     alignPanel.updateLayout();
2931   }
2932
2933   @Override
2934   public void showAllSeqs_actionPerformed(ActionEvent e)
2935   {
2936     viewport.showAllHiddenSeqs();
2937   }
2938
2939   @Override
2940   public void showAllColumns_actionPerformed(ActionEvent e)
2941   {
2942     viewport.showAllHiddenColumns();
2943     alignPanel.paintAlignment(true, true);
2944     viewport.sendSelection();
2945   }
2946
2947   @Override
2948   public void hideSelSequences_actionPerformed(ActionEvent e)
2949   {
2950     viewport.hideAllSelectedSeqs();
2951   }
2952
2953   /**
2954    * called by key handler and the hide all/show all menu items
2955    * 
2956    * @param toggleSeqs
2957    * @param toggleCols
2958    */
2959   private void toggleHiddenRegions(boolean toggleSeqs, boolean toggleCols)
2960   {
2961
2962     boolean hide = false;
2963     SequenceGroup sg = viewport.getSelectionGroup();
2964     if (!toggleSeqs && !toggleCols)
2965     {
2966       // Hide everything by the current selection - this is a hack - we do the
2967       // invert and then hide
2968       // first check that there will be visible columns after the invert.
2969       if (viewport.hasSelectedColumns() || (sg != null && sg.getSize() > 0
2970               && sg.getStartRes() <= sg.getEndRes()))
2971       {
2972         // now invert the sequence set, if required - empty selection implies
2973         // that no hiding is required.
2974         if (sg != null)
2975         {
2976           invertSequenceMenuItem_actionPerformed(null);
2977           sg = viewport.getSelectionGroup();
2978           toggleSeqs = true;
2979
2980         }
2981         viewport.expandColSelection(sg, true);
2982         // finally invert the column selection and get the new sequence
2983         // selection.
2984         invertColSel_actionPerformed(null);
2985         toggleCols = true;
2986       }
2987     }
2988
2989     if (toggleSeqs)
2990     {
2991       if (sg != null && sg.getSize() != viewport.getAlignment().getHeight())
2992       {
2993         hideSelSequences_actionPerformed(null);
2994         hide = true;
2995       }
2996       else if (!(toggleCols && viewport.hasSelectedColumns()))
2997       {
2998         showAllSeqs_actionPerformed(null);
2999       }
3000     }
3001
3002     if (toggleCols)
3003     {
3004       if (viewport.hasSelectedColumns())
3005       {
3006         hideSelColumns_actionPerformed(null);
3007         if (!toggleSeqs)
3008         {
3009           viewport.setSelectionGroup(sg);
3010         }
3011       }
3012       else if (!hide)
3013       {
3014         showAllColumns_actionPerformed(null);
3015       }
3016     }
3017   }
3018
3019   /*
3020    * (non-Javadoc)
3021    * 
3022    * @see
3023    * jalview.jbgui.GAlignFrame#hideAllButSelection_actionPerformed(java.awt.
3024    * event.ActionEvent)
3025    */
3026   @Override
3027   public void hideAllButSelection_actionPerformed(ActionEvent e)
3028   {
3029     toggleHiddenRegions(false, false);
3030     viewport.sendSelection();
3031   }
3032
3033   /*
3034    * (non-Javadoc)
3035    * 
3036    * @see
3037    * jalview.jbgui.GAlignFrame#hideAllSelection_actionPerformed(java.awt.event
3038    * .ActionEvent)
3039    */
3040   @Override
3041   public void hideAllSelection_actionPerformed(ActionEvent e)
3042   {
3043     SequenceGroup sg = viewport.getSelectionGroup();
3044     viewport.expandColSelection(sg, false);
3045     viewport.hideAllSelectedSeqs();
3046     viewport.hideSelectedColumns();
3047     alignPanel.paintAlignment(true, true);
3048     viewport.sendSelection();
3049   }
3050
3051   /*
3052    * (non-Javadoc)
3053    * 
3054    * @see
3055    * jalview.jbgui.GAlignFrame#showAllhidden_actionPerformed(java.awt.event.
3056    * ActionEvent)
3057    */
3058   @Override
3059   public void showAllhidden_actionPerformed(ActionEvent e)
3060   {
3061     viewport.showAllHiddenColumns();
3062     viewport.showAllHiddenSeqs();
3063     alignPanel.paintAlignment(true, true);
3064     viewport.sendSelection();
3065   }
3066
3067   @Override
3068   public void hideSelColumns_actionPerformed(ActionEvent e)
3069   {
3070     viewport.hideSelectedColumns();
3071     alignPanel.paintAlignment(true, true);
3072     viewport.sendSelection();
3073   }
3074
3075   @Override
3076   public void hiddenMarkers_actionPerformed(ActionEvent e)
3077   {
3078     viewport.setShowHiddenMarkers(hiddenMarkers.isSelected());
3079     repaint();
3080   }
3081
3082   /**
3083    * DOCUMENT ME!
3084    * 
3085    * @param e
3086    *          DOCUMENT ME!
3087    */
3088   @Override
3089   protected void scaleAbove_actionPerformed(ActionEvent e)
3090   {
3091     viewport.setScaleAboveWrapped(scaleAbove.isSelected());
3092     // TODO: do we actually need to update overview for scale above change ?
3093     alignPanel.paintAlignment(true, false);
3094   }
3095
3096   /**
3097    * DOCUMENT ME!
3098    * 
3099    * @param e
3100    *          DOCUMENT ME!
3101    */
3102   @Override
3103   protected void scaleLeft_actionPerformed(ActionEvent e)
3104   {
3105     viewport.setScaleLeftWrapped(scaleLeft.isSelected());
3106     alignPanel.paintAlignment(true, false);
3107   }
3108
3109   /**
3110    * DOCUMENT ME!
3111    * 
3112    * @param e
3113    *          DOCUMENT ME!
3114    */
3115   @Override
3116   protected void scaleRight_actionPerformed(ActionEvent e)
3117   {
3118     viewport.setScaleRightWrapped(scaleRight.isSelected());
3119     alignPanel.paintAlignment(true, false);
3120   }
3121
3122   /**
3123    * DOCUMENT ME!
3124    * 
3125    * @param e
3126    *          DOCUMENT ME!
3127    */
3128   @Override
3129   public void viewBoxesMenuItem_actionPerformed(ActionEvent e)
3130   {
3131     viewport.setShowBoxes(viewBoxesMenuItem.isSelected());
3132     alignPanel.paintAlignment(false, false);
3133   }
3134
3135   /**
3136    * DOCUMENT ME!
3137    * 
3138    * @param e
3139    *          DOCUMENT ME!
3140    */
3141   @Override
3142   public void viewTextMenuItem_actionPerformed(ActionEvent e)
3143   {
3144     viewport.setShowText(viewTextMenuItem.isSelected());
3145     alignPanel.paintAlignment(false, false);
3146   }
3147
3148   /**
3149    * DOCUMENT ME!
3150    * 
3151    * @param e
3152    *          DOCUMENT ME!
3153    */
3154   @Override
3155   protected void renderGapsMenuItem_actionPerformed(ActionEvent e)
3156   {
3157     viewport.setRenderGaps(renderGapsMenuItem.isSelected());
3158     alignPanel.paintAlignment(false, false);
3159   }
3160
3161   public FeatureSettings featureSettings;
3162
3163   @Override
3164   public FeatureSettingsControllerI getFeatureSettingsUI()
3165   {
3166     return featureSettings;
3167   }
3168
3169   @Override
3170   public void featureSettings_actionPerformed(ActionEvent e)
3171   {
3172     if (featureSettings != null)
3173     {
3174       featureSettings.close();
3175       featureSettings = null;
3176     }
3177     if (!showSeqFeatures.isSelected())
3178     {
3179       // make sure features are actually displayed
3180       showSeqFeatures.setSelected(true);
3181       showSeqFeatures_actionPerformed(null);
3182     }
3183     featureSettings = new FeatureSettings(this);
3184   }
3185
3186   /**
3187    * Set or clear 'Show Sequence Features'
3188    * 
3189    * @param evt
3190    *          DOCUMENT ME!
3191    */
3192   @Override
3193   public void showSeqFeatures_actionPerformed(ActionEvent evt)
3194   {
3195     viewport.setShowSequenceFeatures(showSeqFeatures.isSelected());
3196     alignPanel.paintAlignment(true, true);
3197   }
3198
3199   /**
3200    * Action on toggle of the 'Show annotations' menu item. This shows or hides
3201    * the annotations panel as a whole.
3202    * 
3203    * The options to show/hide all annotations should be enabled when the panel
3204    * is shown, and disabled when the panel is hidden.
3205    * 
3206    * @param e
3207    */
3208   @Override
3209   public void annotationPanelMenuItem_actionPerformed(ActionEvent e)
3210   {
3211     final boolean setVisible = annotationPanelMenuItem.isSelected();
3212     viewport.setShowAnnotation(setVisible);
3213     this.showAllSeqAnnotations.setEnabled(setVisible);
3214     this.hideAllSeqAnnotations.setEnabled(setVisible);
3215     this.showAllAlAnnotations.setEnabled(setVisible);
3216     this.hideAllAlAnnotations.setEnabled(setVisible);
3217     alignPanel.updateLayout();
3218   }
3219
3220   @Override
3221   public void alignmentProperties()
3222   {
3223     CutAndPasteHtmlTransfer cap = new CutAndPasteHtmlTransfer();
3224     StringBuffer contents = new AlignmentProperties(viewport.getAlignment())
3225             .formatAsHtml();
3226     cap.setText("<html>" + contents.toString() + "</html>");
3227
3228     Desktop.addInternalFrame(cap, MessageManager
3229             .formatMessage("label.alignment_properties", new Object[]
3230             { getTitle() }), 500, 400);
3231   }
3232
3233   /**
3234    * DOCUMENT ME!
3235    * 
3236    * @param e
3237    *          DOCUMENT ME!
3238    */
3239   @Override
3240   public void overviewMenuItem_actionPerformed(ActionEvent e)
3241   {
3242     if (alignPanel.overviewPanel != null)
3243     {
3244       return;
3245     }
3246
3247     JInternalFrame frame = new JInternalFrame();
3248     final OverviewPanel overview = new OverviewPanel(alignPanel);
3249     frame.setContentPane(overview);
3250     Desktop.addInternalFrame(frame, MessageManager
3251             .formatMessage("label.overview_params", new Object[]
3252             { this.getTitle() }), true, frame.getWidth(), frame.getHeight(),
3253             true, true);
3254     frame.pack();
3255     frame.setLayer(JLayeredPane.PALETTE_LAYER);
3256     frame.addInternalFrameListener(
3257             new javax.swing.event.InternalFrameAdapter()
3258             {
3259               @Override
3260               public void internalFrameClosed(
3261                       javax.swing.event.InternalFrameEvent evt)
3262               {
3263                 overview.dispose();
3264                 alignPanel.setOverviewPanel(null);
3265               };
3266             });
3267
3268     alignPanel.setOverviewPanel(overview);
3269   }
3270
3271   @Override
3272   public void textColour_actionPerformed()
3273   {
3274     new TextColourChooser().chooseColour(alignPanel, null);
3275   }
3276
3277   /*
3278    * public void covariationColour_actionPerformed() {
3279    * changeColour(new
3280    * CovariationColourScheme(viewport.getAlignment().getAlignmentAnnotation
3281    * ()[0])); }
3282    */
3283   @Override
3284   public void annotationColour_actionPerformed()
3285   {
3286     new AnnotationColourChooser(viewport, alignPanel);
3287   }
3288
3289   @Override
3290   public void annotationColumn_actionPerformed(ActionEvent e)
3291   {
3292     new AnnotationColumnChooser(viewport, alignPanel);
3293   }
3294
3295   /**
3296    * Action on the user checking or unchecking the option to apply the selected
3297    * colour scheme to all groups. If unchecked, groups may have their own
3298    * independent colour schemes.
3299    * 
3300    * @param selected
3301    */
3302   @Override
3303   public void applyToAllGroups_actionPerformed(boolean selected)
3304   {
3305     viewport.setColourAppliesToAllGroups(selected);
3306   }
3307
3308   /**
3309    * Action on user selecting a colour from the colour menu
3310    * 
3311    * @param name
3312    *          the name (not the menu item label!) of the colour scheme
3313    */
3314   @Override
3315   public void changeColour_actionPerformed(String name)
3316   {
3317     /*
3318      * 'User Defined' opens a panel to configure or load a
3319      * user-defined colour scheme
3320      */
3321     if (ResidueColourScheme.USER_DEFINED_MENU.equals(name))
3322     {
3323       new UserDefinedColours(alignPanel);
3324       return;
3325     }
3326
3327     /*
3328      * otherwise set the chosen colour scheme (or null for 'None')
3329      */
3330     ColourSchemeI cs = ColourSchemes.getInstance().getColourScheme(name,
3331             viewport.getAlignment(), viewport.getHiddenRepSequences());
3332     changeColour(cs);
3333   }
3334
3335   /**
3336    * Actions on setting or changing the alignment colour scheme
3337    * 
3338    * @param cs
3339    */
3340   @Override
3341   public void changeColour(ColourSchemeI cs)
3342   {
3343     // TODO: pull up to controller method
3344     ColourMenuHelper.setColourSelected(colourMenu, cs);
3345
3346     viewport.setGlobalColourScheme(cs);
3347
3348     alignPanel.paintAlignment(true, true);
3349   }
3350
3351   /**
3352    * Show the PID threshold slider panel
3353    */
3354   @Override
3355   protected void modifyPID_actionPerformed()
3356   {
3357     SliderPanel.setPIDSliderSource(alignPanel, viewport.getResidueShading(),
3358             alignPanel.getViewName());
3359     SliderPanel.showPIDSlider();
3360   }
3361
3362   /**
3363    * Show the Conservation slider panel
3364    */
3365   @Override
3366   protected void modifyConservation_actionPerformed()
3367   {
3368     SliderPanel.setConservationSlider(alignPanel,
3369             viewport.getResidueShading(), alignPanel.getViewName());
3370     SliderPanel.showConservationSlider();
3371   }
3372
3373   /**
3374    * Action on selecting or deselecting (Colour) By Conservation
3375    */
3376   @Override
3377   public void conservationMenuItem_actionPerformed(boolean selected)
3378   {
3379     modifyConservation.setEnabled(selected);
3380     viewport.setConservationSelected(selected);
3381     viewport.getResidueShading().setConservationApplied(selected);
3382
3383     changeColour(viewport.getGlobalColourScheme());
3384     if (selected)
3385     {
3386       modifyConservation_actionPerformed();
3387     }
3388     else
3389     {
3390       SliderPanel.hideConservationSlider();
3391     }
3392   }
3393
3394   /**
3395    * Action on selecting or deselecting (Colour) Above PID Threshold
3396    */
3397   @Override
3398   public void abovePIDThreshold_actionPerformed(boolean selected)
3399   {
3400     modifyPID.setEnabled(selected);
3401     viewport.setAbovePIDThreshold(selected);
3402     if (!selected)
3403     {
3404       viewport.getResidueShading().setThreshold(0,
3405               viewport.isIgnoreGapsConsensus());
3406     }
3407
3408     changeColour(viewport.getGlobalColourScheme());
3409     if (selected)
3410     {
3411       modifyPID_actionPerformed();
3412     }
3413     else
3414     {
3415       SliderPanel.hidePIDSlider();
3416     }
3417   }
3418
3419   /**
3420    * DOCUMENT ME!
3421    * 
3422    * @param e
3423    *          DOCUMENT ME!
3424    */
3425   @Override
3426   public void sortPairwiseMenuItem_actionPerformed(ActionEvent e)
3427   {
3428     SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3429     AlignmentSorter.sortByPID(viewport.getAlignment(),
3430             viewport.getAlignment().getSequenceAt(0));
3431     addHistoryItem(new OrderCommand("Pairwise Sort", oldOrder,
3432             viewport.getAlignment()));
3433     alignPanel.paintAlignment(true, false);
3434   }
3435
3436   /**
3437    * DOCUMENT ME!
3438    * 
3439    * @param e
3440    *          DOCUMENT ME!
3441    */
3442   @Override
3443   public void sortIDMenuItem_actionPerformed(ActionEvent e)
3444   {
3445     SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3446     AlignmentSorter.sortByID(viewport.getAlignment());
3447     addHistoryItem(
3448             new OrderCommand("ID Sort", oldOrder, viewport.getAlignment()));
3449     alignPanel.paintAlignment(true, false);
3450   }
3451
3452   /**
3453    * DOCUMENT ME!
3454    * 
3455    * @param e
3456    *          DOCUMENT ME!
3457    */
3458   @Override
3459   public void sortLengthMenuItem_actionPerformed(ActionEvent e)
3460   {
3461     SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3462     AlignmentSorter.sortByLength(viewport.getAlignment());
3463     addHistoryItem(new OrderCommand("Length Sort", oldOrder,
3464             viewport.getAlignment()));
3465     alignPanel.paintAlignment(true, false);
3466   }
3467
3468   /**
3469    * DOCUMENT ME!
3470    * 
3471    * @param e
3472    *          DOCUMENT ME!
3473    */
3474   @Override
3475   public void sortGroupMenuItem_actionPerformed(ActionEvent e)
3476   {
3477     SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3478     AlignmentSorter.sortByGroup(viewport.getAlignment());
3479     addHistoryItem(new OrderCommand("Group Sort", oldOrder,
3480             viewport.getAlignment()));
3481
3482     alignPanel.paintAlignment(true, false);
3483   }
3484
3485   /**
3486    * DOCUMENT ME!
3487    * 
3488    * @param e
3489    *          DOCUMENT ME!
3490    */
3491   @Override
3492   public void removeRedundancyMenuItem_actionPerformed(ActionEvent e)
3493   {
3494     new RedundancyPanel(alignPanel, this);
3495   }
3496
3497   /**
3498    * DOCUMENT ME!
3499    * 
3500    * @param e
3501    *          DOCUMENT ME!
3502    */
3503   @Override
3504   public void pairwiseAlignmentMenuItem_actionPerformed(ActionEvent e)
3505   {
3506     if ((viewport.getSelectionGroup() == null)
3507             || (viewport.getSelectionGroup().getSize() < 2))
3508     {
3509       JvOptionPane.showInternalMessageDialog(this,
3510               MessageManager.getString(
3511                       "label.you_must_select_least_two_sequences"),
3512               MessageManager.getString("label.invalid_selection"),
3513               JvOptionPane.WARNING_MESSAGE);
3514     }
3515     else
3516     {
3517       JInternalFrame frame = new JInternalFrame();
3518       frame.setContentPane(new PairwiseAlignPanel(viewport));
3519       Desktop.addInternalFrame(frame,
3520               MessageManager.getString("action.pairwise_alignment"), 600,
3521               500);
3522     }
3523   }
3524
3525   @Override
3526   public void autoCalculate_actionPerformed(ActionEvent e)
3527   {
3528     viewport.autoCalculateConsensus = autoCalculate.isSelected();
3529     if (viewport.autoCalculateConsensus)
3530     {
3531       viewport.firePropertyChange("alignment", null,
3532               viewport.getAlignment().getSequences());
3533     }
3534   }
3535
3536   @Override
3537   public void sortByTreeOption_actionPerformed(ActionEvent e)
3538   {
3539     viewport.sortByTree = sortByTree.isSelected();
3540   }
3541
3542   @Override
3543   protected void listenToViewSelections_actionPerformed(ActionEvent e)
3544   {
3545     viewport.followSelection = listenToViewSelections.isSelected();
3546   }
3547
3548   /**
3549    * Constructs a tree panel and adds it to the desktop
3550    * 
3551    * @param type
3552    *          tree type (NJ or AV)
3553    * @param modelName
3554    *          name of score model used to compute the tree
3555    * @param options
3556    *          parameters for the distance or similarity calculation
3557    */
3558   void newTreePanel(String type, String modelName,
3559           SimilarityParamsI options)
3560   {
3561     String frameTitle = "";
3562     TreePanel tp;
3563
3564     boolean onSelection = false;
3565     if (viewport.getSelectionGroup() != null
3566             && viewport.getSelectionGroup().getSize() > 0)
3567     {
3568       SequenceGroup sg = viewport.getSelectionGroup();
3569
3570       /* Decide if the selection is a column region */
3571       for (SequenceI _s : sg.getSequences())
3572       {
3573         if (_s.getLength() < sg.getEndRes())
3574         {
3575           JvOptionPane.showMessageDialog(Desktop.desktop,
3576                   MessageManager.getString(
3577                           "label.selected_region_to_tree_may_only_contain_residues_or_gaps"),
3578                   MessageManager.getString(
3579                           "label.sequences_selection_not_aligned"),
3580                   JvOptionPane.WARNING_MESSAGE);
3581
3582           return;
3583         }
3584       }
3585       onSelection = true;
3586     }
3587     else
3588     {
3589       if (viewport.getAlignment().getHeight() < 2)
3590       {
3591         return;
3592       }
3593     }
3594
3595     tp = new TreePanel(alignPanel, type, modelName, options);
3596     frameTitle = tp.getPanelTitle() + (onSelection ? " on region" : "");
3597
3598     frameTitle += " from ";
3599
3600     if (viewport.viewName != null)
3601     {
3602       frameTitle += viewport.viewName + " of ";
3603     }
3604
3605     frameTitle += this.title;
3606
3607     Desktop.addInternalFrame(tp, frameTitle, 600, 500);
3608   }
3609
3610   /**
3611    * DOCUMENT ME!
3612    * 
3613    * @param title
3614    *          DOCUMENT ME!
3615    * @param order
3616    *          DOCUMENT ME!
3617    */
3618   public void addSortByOrderMenuItem(String title,
3619           final AlignmentOrder order)
3620   {
3621     final JMenuItem item = new JMenuItem(MessageManager
3622             .formatMessage("action.by_title_param", new Object[]
3623             { title }));
3624     sort.add(item);
3625     item.addActionListener(new java.awt.event.ActionListener()
3626     {
3627       @Override
3628       public void actionPerformed(ActionEvent e)
3629       {
3630         SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3631
3632         // TODO: JBPNote - have to map order entries to curent SequenceI
3633         // pointers
3634         AlignmentSorter.sortBy(viewport.getAlignment(), order);
3635
3636         addHistoryItem(new OrderCommand(order.getName(), oldOrder,
3637                 viewport.getAlignment()));
3638
3639         alignPanel.paintAlignment(true, false);
3640       }
3641     });
3642   }
3643
3644   /**
3645    * Add a new sort by annotation score menu item
3646    * 
3647    * @param sort
3648    *          the menu to add the option to
3649    * @param scoreLabel
3650    *          the label used to retrieve scores for each sequence on the
3651    *          alignment
3652    */
3653   public void addSortByAnnotScoreMenuItem(JMenu sort,
3654           final String scoreLabel)
3655   {
3656     final JMenuItem item = new JMenuItem(scoreLabel);
3657     sort.add(item);
3658     item.addActionListener(new java.awt.event.ActionListener()
3659     {
3660       @Override
3661       public void actionPerformed(ActionEvent e)
3662       {
3663         SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3664         AlignmentSorter.sortByAnnotationScore(scoreLabel,
3665                 viewport.getAlignment());// ,viewport.getSelectionGroup());
3666         addHistoryItem(new OrderCommand("Sort by " + scoreLabel, oldOrder,
3667                 viewport.getAlignment()));
3668         alignPanel.paintAlignment(true, false);
3669       }
3670     });
3671   }
3672
3673   /**
3674    * last hash for alignment's annotation array - used to minimise cost of
3675    * rebuild.
3676    */
3677   protected int _annotationScoreVectorHash;
3678
3679   /**
3680    * search the alignment and rebuild the sort by annotation score submenu the
3681    * last alignment annotation vector hash is stored to minimize cost of
3682    * rebuilding in subsequence calls.
3683    * 
3684    */
3685   @Override
3686   public void buildSortByAnnotationScoresMenu()
3687   {
3688     if (viewport.getAlignment().getAlignmentAnnotation() == null)
3689     {
3690       return;
3691     }
3692
3693     if (viewport.getAlignment().getAlignmentAnnotation()
3694             .hashCode() != _annotationScoreVectorHash)
3695     {
3696       sortByAnnotScore.removeAll();
3697       // almost certainly a quicker way to do this - but we keep it simple
3698       Hashtable scoreSorts = new Hashtable();
3699       AlignmentAnnotation aann[];
3700       for (SequenceI sqa : viewport.getAlignment().getSequences())
3701       {
3702         aann = sqa.getAnnotation();
3703         for (int i = 0; aann != null && i < aann.length; i++)
3704         {
3705           if (aann[i].hasScore() && aann[i].sequenceRef != null)
3706           {
3707             scoreSorts.put(aann[i].label, aann[i].label);
3708           }
3709         }
3710       }
3711       Enumeration labels = scoreSorts.keys();
3712       while (labels.hasMoreElements())
3713       {
3714         addSortByAnnotScoreMenuItem(sortByAnnotScore,
3715                 (String) labels.nextElement());
3716       }
3717       sortByAnnotScore.setVisible(scoreSorts.size() > 0);
3718       scoreSorts.clear();
3719
3720       _annotationScoreVectorHash = viewport.getAlignment()
3721               .getAlignmentAnnotation().hashCode();
3722     }
3723   }
3724
3725   /**
3726    * Maintain the Order by->Displayed Tree menu. Creates a new menu item for a
3727    * TreePanel with an appropriate <code>jalview.analysis.AlignmentSorter</code>
3728    * call. Listeners are added to remove the menu item when the treePanel is
3729    * closed, and adjust the tree leaf to sequence mapping when the alignment is
3730    * modified.
3731    */
3732   @Override
3733   public void buildTreeSortMenu()
3734   {
3735     sortByTreeMenu.removeAll();
3736
3737     List<Component> comps = PaintRefresher.components
3738             .get(viewport.getSequenceSetId());
3739     List<TreePanel> treePanels = new ArrayList<>();
3740     for (Component comp : comps)
3741     {
3742       if (comp instanceof TreePanel)
3743       {
3744         treePanels.add((TreePanel) comp);
3745       }
3746     }
3747
3748     if (treePanels.size() < 1)
3749     {
3750       sortByTreeMenu.setVisible(false);
3751       return;
3752     }
3753
3754     sortByTreeMenu.setVisible(true);
3755
3756     for (final TreePanel tp : treePanels)
3757     {
3758       final JMenuItem item = new JMenuItem(tp.getTitle());
3759       item.addActionListener(new java.awt.event.ActionListener()
3760       {
3761         @Override
3762         public void actionPerformed(ActionEvent e)
3763         {
3764           tp.sortByTree_actionPerformed();
3765           addHistoryItem(tp.sortAlignmentIn(alignPanel));
3766
3767         }
3768       });
3769
3770       sortByTreeMenu.add(item);
3771     }
3772   }
3773
3774   public boolean sortBy(AlignmentOrder alorder, String undoname)
3775   {
3776     SequenceI[] oldOrder = viewport.getAlignment().getSequencesArray();
3777     AlignmentSorter.sortBy(viewport.getAlignment(), alorder);
3778     if (undoname != null)
3779     {
3780       addHistoryItem(new OrderCommand(undoname, oldOrder,
3781               viewport.getAlignment()));
3782     }
3783     alignPanel.paintAlignment(true, false);
3784     return true;
3785   }
3786
3787   /**
3788    * Work out whether the whole set of sequences or just the selected set will
3789    * be submitted for multiple alignment.
3790    * 
3791    */
3792   public jalview.datamodel.AlignmentView gatherSequencesForAlignment()
3793   {
3794     // Now, check we have enough sequences
3795     AlignmentView msa = null;
3796
3797     if ((viewport.getSelectionGroup() != null)
3798             && (viewport.getSelectionGroup().getSize() > 1))
3799     {
3800       // JBPNote UGLY! To prettify, make SequenceGroup and Alignment conform to
3801       // some common interface!
3802       /*
3803        * SequenceGroup seqs = viewport.getSelectionGroup(); int sz; msa = new
3804        * SequenceI[sz = seqs.getSize(false)];
3805        * 
3806        * for (int i = 0; i < sz; i++) { msa[i] = (SequenceI)
3807        * seqs.getSequenceAt(i); }
3808        */
3809       msa = viewport.getAlignmentView(true);
3810     }
3811     else if (viewport.getSelectionGroup() != null
3812             && viewport.getSelectionGroup().getSize() == 1)
3813     {
3814       int option = JvOptionPane.showConfirmDialog(this,
3815               MessageManager.getString("warn.oneseq_msainput_selection"),
3816               MessageManager.getString("label.invalid_selection"),
3817               JvOptionPane.OK_CANCEL_OPTION);
3818       if (option == JvOptionPane.OK_OPTION)
3819       {
3820         msa = viewport.getAlignmentView(false);
3821       }
3822     }
3823     else
3824     {
3825       msa = viewport.getAlignmentView(false);
3826     }
3827     return msa;
3828   }
3829
3830   /**
3831    * Decides what is submitted to a secondary structure prediction service: the
3832    * first sequence in the alignment, or in the current selection, or, if the
3833    * alignment is 'aligned' (ie padded with gaps), then the currently selected
3834    * region or the whole alignment. (where the first sequence in the set is the
3835    * one that the prediction will be for).
3836    */
3837   public AlignmentView gatherSeqOrMsaForSecStrPrediction()
3838   {
3839     AlignmentView seqs = null;
3840
3841     if ((viewport.getSelectionGroup() != null)
3842             && (viewport.getSelectionGroup().getSize() > 0))
3843     {
3844       seqs = viewport.getAlignmentView(true);
3845     }
3846     else
3847     {
3848       seqs = viewport.getAlignmentView(false);
3849     }
3850     // limit sequences - JBPNote in future - could spawn multiple prediction
3851     // jobs
3852     // TODO: viewport.getAlignment().isAligned is a global state - the local
3853     // selection may well be aligned - we preserve 2.0.8 behaviour for moment.
3854     if (!viewport.getAlignment().isAligned(false))
3855     {
3856       seqs.setSequences(new SeqCigar[] { seqs.getSequences()[0] });
3857       // TODO: if seqs.getSequences().length>1 then should really have warned
3858       // user!
3859
3860     }
3861     return seqs;
3862   }
3863
3864   /**
3865    * DOCUMENT ME!
3866    * 
3867    * @param e
3868    *          DOCUMENT ME!
3869    */
3870   @Override
3871   protected void loadTreeMenuItem_actionPerformed(ActionEvent e)
3872   {
3873     // Pick the tree file
3874     JalviewFileChooser chooser = new JalviewFileChooser(
3875             jalview.bin.Cache.getProperty("LAST_DIRECTORY"));
3876     chooser.setFileView(new JalviewFileView());
3877     chooser.setDialogTitle(
3878             MessageManager.getString("label.select_newick_like_tree_file"));
3879     chooser.setToolTipText(
3880             MessageManager.getString("label.load_tree_file"));
3881
3882     int value = chooser.showOpenDialog(null);
3883
3884     if (value == JalviewFileChooser.APPROVE_OPTION)
3885     {
3886       String filePath = chooser.getSelectedFile().getPath();
3887       Cache.setProperty("LAST_DIRECTORY", filePath);
3888       NewickFile fin = null;
3889       try
3890       {
3891         fin = new NewickFile(filePath, DataSourceType.FILE);
3892         viewport.setCurrentTree(showNewickTree(fin, filePath).getTree());
3893       } catch (Exception ex)
3894       {
3895         JvOptionPane.showMessageDialog(Desktop.desktop, ex.getMessage(),
3896                 MessageManager.getString("label.problem_reading_tree_file"),
3897                 JvOptionPane.WARNING_MESSAGE);
3898         ex.printStackTrace();
3899       }
3900       if (fin != null && fin.hasWarningMessage())
3901       {
3902         JvOptionPane.showMessageDialog(Desktop.desktop,
3903                 fin.getWarningMessage(),
3904                 MessageManager
3905                         .getString("label.possible_problem_with_tree_file"),
3906                 JvOptionPane.WARNING_MESSAGE);
3907       }
3908     }
3909   }
3910
3911   public TreePanel showNewickTree(NewickFile nf, String treeTitle)
3912   {
3913     return showNewickTree(nf, treeTitle, 600, 500, 4, 5);
3914   }
3915
3916   public TreePanel showNewickTree(NewickFile nf, String treeTitle, int w,
3917           int h, int x, int y)
3918   {
3919     return showNewickTree(nf, treeTitle, null, w, h, x, y);
3920   }
3921
3922   /**
3923    * Add a treeviewer for the tree extracted from a Newick file object to the
3924    * current alignment view
3925    * 
3926    * @param nf
3927    *          the tree
3928    * @param title
3929    *          tree viewer title
3930    * @param input
3931    *          Associated alignment input data (or null)
3932    * @param w
3933    *          width
3934    * @param h
3935    *          height
3936    * @param x
3937    *          position
3938    * @param y
3939    *          position
3940    * @return TreePanel handle
3941    */
3942   public TreePanel showNewickTree(NewickFile nf, String treeTitle,
3943           AlignmentView input, int w, int h, int x, int y)
3944   {
3945     TreePanel tp = null;
3946
3947     try
3948     {
3949       nf.parse();
3950
3951       if (nf.getTree() != null)
3952       {
3953         tp = new TreePanel(alignPanel, nf, treeTitle, input);
3954
3955         tp.setSize(w, h);
3956
3957         if (x > 0 && y > 0)
3958         {
3959           tp.setLocation(x, y);
3960         }
3961
3962         Desktop.addInternalFrame(tp, treeTitle, w, h);
3963       }
3964     } catch (Exception ex)
3965     {
3966       ex.printStackTrace();
3967     }
3968
3969     return tp;
3970   }
3971
3972   private boolean buildingMenu = false;
3973
3974   /**
3975    * Generates menu items and listener event actions for web service clients
3976    * 
3977    */
3978   public void BuildWebServiceMenu()
3979   {
3980     while (buildingMenu)
3981     {
3982       try
3983       {
3984         System.err.println("Waiting for building menu to finish.");
3985         Thread.sleep(10);
3986       } catch (Exception e)
3987       {
3988       }
3989     }
3990     final AlignFrame me = this;
3991     buildingMenu = true;
3992     new Thread(new Runnable()
3993     {
3994       @Override
3995       public void run()
3996       {
3997         final List<JMenuItem> legacyItems = new ArrayList<>();
3998         try
3999         {
4000           // System.err.println("Building ws menu again "
4001           // + Thread.currentThread());
4002           // TODO: add support for context dependent disabling of services based
4003           // on
4004           // alignment and current selection
4005           // TODO: add additional serviceHandle parameter to specify abstract
4006           // handler
4007           // class independently of AbstractName
4008           // TODO: add in rediscovery GUI function to restart discoverer
4009           // TODO: group services by location as well as function and/or
4010           // introduce
4011           // object broker mechanism.
4012           final Vector<JMenu> wsmenu = new Vector<>();
4013           final IProgressIndicator af = me;
4014
4015           /*
4016            * do not i18n these strings - they are hard-coded in class
4017            * compbio.data.msa.Category, Jws2Discoverer.isRecalculable() and
4018            * SequenceAnnotationWSClient.initSequenceAnnotationWSClient()
4019            */
4020           final JMenu msawsmenu = new JMenu("Alignment");
4021           final JMenu secstrmenu = new JMenu(
4022                   "Secondary Structure Prediction");
4023           final JMenu seqsrchmenu = new JMenu("Sequence Database Search");
4024           final JMenu analymenu = new JMenu("Analysis");
4025           final JMenu dismenu = new JMenu("Protein Disorder");
4026           // JAL-940 - only show secondary structure prediction services from
4027           // the legacy server
4028           if (// Cache.getDefault("SHOW_JWS1_SERVICES", true)
4029               // &&
4030           Discoverer.services != null && (Discoverer.services.size() > 0))
4031           {
4032             // TODO: refactor to allow list of AbstractName/Handler bindings to
4033             // be
4034             // stored or retrieved from elsewhere
4035             // No MSAWS used any more:
4036             // Vector msaws = null; // (Vector)
4037             // Discoverer.services.get("MsaWS");
4038             Vector secstrpr = (Vector) Discoverer.services
4039                     .get("SecStrPred");
4040             if (secstrpr != null)
4041             {
4042               // Add any secondary structure prediction services
4043               for (int i = 0, j = secstrpr.size(); i < j; i++)
4044               {
4045                 final ext.vamsas.ServiceHandle sh = (ext.vamsas.ServiceHandle) secstrpr
4046                         .get(i);
4047                 jalview.ws.WSMenuEntryProviderI impl = jalview.ws.jws1.Discoverer
4048                         .getServiceClient(sh);
4049                 int p = secstrmenu.getItemCount();
4050                 impl.attachWSMenuEntry(secstrmenu, me);
4051                 int q = secstrmenu.getItemCount();
4052                 for (int litm = p; litm < q; litm++)
4053                 {
4054                   legacyItems.add(secstrmenu.getItem(litm));
4055                 }
4056               }
4057             }
4058           }
4059
4060           // Add all submenus in the order they should appear on the web
4061           // services menu
4062           wsmenu.add(msawsmenu);
4063           wsmenu.add(secstrmenu);
4064           wsmenu.add(dismenu);
4065           wsmenu.add(analymenu);
4066           // No search services yet
4067           // wsmenu.add(seqsrchmenu);
4068
4069           javax.swing.SwingUtilities.invokeLater(new Runnable()
4070           {
4071             @Override
4072             public void run()
4073             {
4074               try
4075               {
4076                 webService.removeAll();
4077                 // first, add discovered services onto the webservices menu
4078                 if (wsmenu.size() > 0)
4079                 {
4080                   for (int i = 0, j = wsmenu.size(); i < j; i++)
4081                   {
4082                     webService.add(wsmenu.get(i));
4083                   }
4084                 }
4085                 else
4086                 {
4087                   webService.add(me.webServiceNoServices);
4088                 }
4089                 // TODO: move into separate menu builder class.
4090                 boolean new_sspred = false;
4091                 if (Cache.getDefault("SHOW_JWS2_SERVICES", true))
4092                 {
4093                   Jws2Discoverer jws2servs = Jws2Discoverer.getDiscoverer();
4094                   if (jws2servs != null)
4095                   {
4096                     if (jws2servs.hasServices())
4097                     {
4098                       jws2servs.attachWSMenuEntry(webService, me);
4099                       for (Jws2Instance sv : jws2servs.getServices())
4100                       {
4101                         if (sv.description.toLowerCase().contains("jpred"))
4102                         {
4103                           for (JMenuItem jmi : legacyItems)
4104                           {
4105                             jmi.setVisible(false);
4106                           }
4107                         }
4108                       }
4109
4110                     }
4111                     if (jws2servs.isRunning())
4112                     {
4113                       JMenuItem tm = new JMenuItem(
4114                               "Still discovering JABA Services");
4115                       tm.setEnabled(false);
4116                       webService.add(tm);
4117                     }
4118                   }
4119                 }
4120                 build_urlServiceMenu(me.webService);
4121                 build_fetchdbmenu(webService);
4122                 for (JMenu item : wsmenu)
4123                 {
4124                   if (item.getItemCount() == 0)
4125                   {
4126                     item.setEnabled(false);
4127                   }
4128                   else
4129                   {
4130                     item.setEnabled(true);
4131                   }
4132                 }
4133               } catch (Exception e)
4134               {
4135                 Cache.log.debug(
4136                         "Exception during web service menu building process.",
4137                         e);
4138               }
4139             }
4140           });
4141         } catch (Exception e)
4142         {
4143         }
4144         buildingMenu = false;
4145       }
4146     }).start();
4147
4148   }
4149
4150   /**
4151    * construct any groupURL type service menu entries.
4152    * 
4153    * @param webService
4154    */
4155   private void build_urlServiceMenu(JMenu webService)
4156   {
4157     // TODO: remove this code when 2.7 is released
4158     // DEBUG - alignmentView
4159     /*
4160      * JMenuItem testAlView = new JMenuItem("Test AlignmentView"); final
4161      * AlignFrame af = this; testAlView.addActionListener(new ActionListener() {
4162      * 
4163      * @Override public void actionPerformed(ActionEvent e) {
4164      * jalview.datamodel.AlignmentView
4165      * .testSelectionViews(af.viewport.getAlignment(),
4166      * af.viewport.getColumnSelection(), af.viewport.selectionGroup); }
4167      * 
4168      * }); webService.add(testAlView);
4169      */
4170     // TODO: refactor to RestClient discoverer and merge menu entries for
4171     // rest-style services with other types of analysis/calculation service
4172     // SHmmr test client - still being implemented.
4173     // DEBUG - alignmentView
4174
4175     for (jalview.ws.rest.RestClient client : jalview.ws.rest.RestClient
4176             .getRestClients())
4177     {
4178       client.attachWSMenuEntry(
4179               JvSwingUtils.findOrCreateMenu(webService, client.getAction()),
4180               this);
4181     }
4182   }
4183
4184   /**
4185    * Searches the alignment sequences for xRefs and builds the Show
4186    * Cross-References menu (formerly called Show Products), with database
4187    * sources for which cross-references are found (protein sources for a
4188    * nucleotide alignment and vice versa)
4189    * 
4190    * @return true if Show Cross-references menu should be enabled
4191    */
4192   public boolean canShowProducts()
4193   {
4194     SequenceI[] seqs = viewport.getAlignment().getSequencesArray();
4195     AlignmentI dataset = viewport.getAlignment().getDataset();
4196
4197     showProducts.removeAll();
4198     final boolean dna = viewport.getAlignment().isNucleotide();
4199
4200     if (seqs == null || seqs.length == 0)
4201     {
4202       // nothing to see here.
4203       return false;
4204     }
4205
4206     boolean showp = false;
4207     try
4208     {
4209       List<String> ptypes = new CrossRef(seqs, dataset)
4210               .findXrefSourcesForSequences(dna);
4211
4212       for (final String source : ptypes)
4213       {
4214         showp = true;
4215         final AlignFrame af = this;
4216         JMenuItem xtype = new JMenuItem(source);
4217         xtype.addActionListener(new ActionListener()
4218         {
4219           @Override
4220           public void actionPerformed(ActionEvent e)
4221           {
4222             showProductsFor(af.viewport.getSequenceSelection(), dna,
4223                     source);
4224           }
4225         });
4226         showProducts.add(xtype);
4227       }
4228       showProducts.setVisible(showp);
4229       showProducts.setEnabled(showp);
4230     } catch (Exception e)
4231     {
4232       Cache.log.warn(
4233               "canShowProducts threw an exception - please report to help@jalview.org",
4234               e);
4235       return false;
4236     }
4237     return showp;
4238   }
4239
4240   /**
4241    * Finds and displays cross-references for the selected sequences (protein
4242    * products for nucleotide sequences, dna coding sequences for peptides).
4243    * 
4244    * @param sel
4245    *          the sequences to show cross-references for
4246    * @param dna
4247    *          true if from a nucleotide alignment (so showing proteins)
4248    * @param source
4249    *          the database to show cross-references for
4250    */
4251   protected void showProductsFor(final SequenceI[] sel, final boolean _odna,
4252           final String source)
4253   {
4254     new Thread(CrossRefAction.showProductsFor(sel, _odna, source, this))
4255             .start();
4256   }
4257
4258   /**
4259    * Construct and display a new frame containing the translation of this
4260    * frame's DNA sequences to their aligned protein (amino acid) equivalents.
4261    */
4262   @Override
4263   public void showTranslation_actionPerformed(ActionEvent e)
4264   {
4265     AlignmentI al = null;
4266     try
4267     {
4268       Dna dna = new Dna(viewport, viewport.getViewAsVisibleContigs(true));
4269
4270       al = dna.translateCdna();
4271     } catch (Exception ex)
4272     {
4273       jalview.bin.Cache.log.error(
4274               "Exception during translation. Please report this !", ex);
4275       final String msg = MessageManager.getString(
4276               "label.error_when_translating_sequences_submit_bug_report");
4277       final String errorTitle = MessageManager
4278               .getString("label.implementation_error")
4279               + MessageManager.getString("label.translation_failed");
4280       JvOptionPane.showMessageDialog(Desktop.desktop, msg, errorTitle,
4281               JvOptionPane.ERROR_MESSAGE);
4282       return;
4283     }
4284     if (al == null || al.getHeight() == 0)
4285     {
4286       final String msg = MessageManager.getString(
4287               "label.select_at_least_three_bases_in_at_least_one_sequence_to_cDNA_translation");
4288       final String errorTitle = MessageManager
4289               .getString("label.translation_failed");
4290       JvOptionPane.showMessageDialog(Desktop.desktop, msg, errorTitle,
4291               JvOptionPane.WARNING_MESSAGE);
4292     }
4293     else
4294     {
4295       AlignFrame af = new AlignFrame(al, DEFAULT_WIDTH, DEFAULT_HEIGHT);
4296       af.setFileFormat(this.currentFileFormat);
4297       final String newTitle = MessageManager
4298               .formatMessage("label.translation_of_params", new Object[]
4299               { this.getTitle() });
4300       af.setTitle(newTitle);
4301       if (Cache.getDefault(Preferences.ENABLE_SPLIT_FRAME, true))
4302       {
4303         final SequenceI[] seqs = viewport.getSelectionAsNewSequence();
4304         viewport.openSplitFrame(af, new Alignment(seqs));
4305       }
4306       else
4307       {
4308         Desktop.addInternalFrame(af, newTitle, DEFAULT_WIDTH,
4309                 DEFAULT_HEIGHT);
4310       }
4311     }
4312   }
4313
4314   /**
4315    * Set the file format
4316    * 
4317    * @param format
4318    */
4319   public void setFileFormat(FileFormatI format)
4320   {
4321     this.currentFileFormat = format;
4322   }
4323
4324   /**
4325    * Try to load a features file onto the alignment.
4326    * 
4327    * @param file
4328    *          contents or path to retrieve file
4329    * @param sourceType
4330    *          access mode of file (see jalview.io.AlignFile)
4331    * @return true if features file was parsed correctly.
4332    */
4333   public boolean parseFeaturesFile(String file, DataSourceType sourceType)
4334   {
4335     return avc.parseFeaturesFile(file, sourceType,
4336             Cache.getDefault("RELAXEDSEQIDMATCHING", false));
4337
4338   }
4339
4340   @Override
4341   public void refreshFeatureUI(boolean enableIfNecessary)
4342   {
4343     // note - currently this is only still here rather than in the controller
4344     // because of the featureSettings hard reference that is yet to be
4345     // abstracted
4346     if (enableIfNecessary)
4347     {
4348       viewport.setShowSequenceFeatures(true);
4349       showSeqFeatures.setSelected(true);
4350     }
4351
4352   }
4353
4354   @Override
4355   public void dragEnter(DropTargetDragEvent evt)
4356   {
4357   }
4358
4359   @Override
4360   public void dragExit(DropTargetEvent evt)
4361   {
4362   }
4363
4364   @Override
4365   public void dragOver(DropTargetDragEvent evt)
4366   {
4367   }
4368
4369   @Override
4370   public void dropActionChanged(DropTargetDragEvent evt)
4371   {
4372   }
4373
4374   @Override
4375   public void drop(DropTargetDropEvent evt)
4376   {
4377     // JAL-1552 - acceptDrop required before getTransferable call for
4378     // Java's Transferable for native dnd
4379     evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
4380     Transferable t = evt.getTransferable();
4381     final AlignFrame thisaf = this;
4382     final List<String> files = new ArrayList<>();
4383     List<DataSourceType> protocols = new ArrayList<>();
4384
4385     try
4386     {
4387       Desktop.transferFromDropTarget(files, protocols, evt, t);
4388     } catch (Exception e)
4389     {
4390       e.printStackTrace();
4391     }
4392     if (files != null)
4393     {
4394       new Thread(new Runnable()
4395       {
4396         @Override
4397         public void run()
4398         {
4399           try
4400           {
4401             // check to see if any of these files have names matching sequences
4402             // in
4403             // the alignment
4404             SequenceIdMatcher idm = new SequenceIdMatcher(
4405                     viewport.getAlignment().getSequencesArray());
4406             /**
4407              * Object[] { String,SequenceI}
4408              */
4409             ArrayList<Object[]> filesmatched = new ArrayList<>();
4410             ArrayList<String> filesnotmatched = new ArrayList<>();
4411             for (int i = 0; i < files.size(); i++)
4412             {
4413               String file = files.get(i).toString();
4414               String pdbfn = "";
4415               DataSourceType protocol = FormatAdapter.checkProtocol(file);
4416               if (protocol == DataSourceType.FILE)
4417               {
4418                 File fl = new File(file);
4419                 pdbfn = fl.getName();
4420               }
4421               else if (protocol == DataSourceType.URL)
4422               {
4423                 URL url = new URL(file);
4424                 pdbfn = url.getFile();
4425               }
4426               if (pdbfn.length() > 0)
4427               {
4428                 // attempt to find a match in the alignment
4429                 SequenceI[] mtch = idm.findAllIdMatches(pdbfn);
4430                 int l = 0, c = pdbfn.indexOf(".");
4431                 while (mtch == null && c != -1)
4432                 {
4433                   do
4434                   {
4435                     l = c;
4436                   } while ((c = pdbfn.indexOf(".", l)) > l);
4437                   if (l > -1)
4438                   {
4439                     pdbfn = pdbfn.substring(0, l);
4440                   }
4441                   mtch = idm.findAllIdMatches(pdbfn);
4442                 }
4443                 if (mtch != null)
4444                 {
4445                   FileFormatI type = null;
4446                   try
4447                   {
4448                     type = new IdentifyFile().identify(file, protocol);
4449                   } catch (Exception ex)
4450                   {
4451                     type = null;
4452                   }
4453                   if (type != null && type.isStructureFile())
4454                   {
4455                     filesmatched.add(new Object[] { file, protocol, mtch });
4456                     continue;
4457                   }
4458                 }
4459                 // File wasn't named like one of the sequences or wasn't a PDB
4460                 // file.
4461                 filesnotmatched.add(file);
4462               }
4463             }
4464             int assocfiles = 0;
4465             if (filesmatched.size() > 0)
4466             {
4467               if (Cache.getDefault("AUTOASSOCIATE_PDBANDSEQS", false)
4468                       || JvOptionPane.showConfirmDialog(thisaf,
4469                               MessageManager.formatMessage(
4470                                       "label.automatically_associate_structure_files_with_sequences_same_name",
4471                                       new Object[]
4472                                       { Integer.valueOf(filesmatched.size())
4473                                               .toString() }),
4474                               MessageManager.getString(
4475                                       "label.automatically_associate_structure_files_by_name"),
4476                               JvOptionPane.YES_NO_OPTION) == JvOptionPane.YES_OPTION)
4477
4478               {
4479                 for (Object[] fm : filesmatched)
4480                 {
4481                   // try and associate
4482                   // TODO: may want to set a standard ID naming formalism for
4483                   // associating PDB files which have no IDs.
4484                   for (SequenceI toassoc : (SequenceI[]) fm[2])
4485                   {
4486                     PDBEntry pe = new AssociatePdbFileWithSeq()
4487                             .associatePdbWithSeq((String) fm[0],
4488                                     (DataSourceType) fm[1], toassoc, false,
4489                                     Desktop.instance);
4490                     if (pe != null)
4491                     {
4492                       System.err.println("Associated file : "
4493                               + ((String) fm[0]) + " with "
4494                               + toassoc.getDisplayId(true));
4495                       assocfiles++;
4496                     }
4497                   }
4498                   // TODO: do we need to update overview ? only if features are
4499                   // shown I guess
4500                   alignPanel.paintAlignment(true, false);
4501                 }
4502               }
4503             }
4504             if (filesnotmatched.size() > 0)
4505             {
4506               if (assocfiles > 0 && (Cache.getDefault(
4507                       "AUTOASSOCIATE_PDBANDSEQS_IGNOREOTHERS", false)
4508                       || JvOptionPane.showConfirmDialog(thisaf,
4509                               "<html>" + MessageManager.formatMessage(
4510                                       "label.ignore_unmatched_dropped_files_info",
4511                                       new Object[]
4512                                       { Integer.valueOf(
4513                                               filesnotmatched.size())
4514                                               .toString() })
4515                                       + "</html>",
4516                               MessageManager.getString(
4517                                       "label.ignore_unmatched_dropped_files"),
4518                               JvOptionPane.YES_NO_OPTION) == JvOptionPane.YES_OPTION))
4519               {
4520                 return;
4521               }
4522               for (String fn : filesnotmatched)
4523               {
4524                 loadJalviewDataFile(fn, null, null, null);
4525               }
4526
4527             }
4528           } catch (Exception ex)
4529           {
4530             ex.printStackTrace();
4531           }
4532         }
4533       }).start();
4534     }
4535   }
4536
4537   /**
4538    * Attempt to load a "dropped" file or URL string, by testing in turn for
4539    * <ul>
4540    * <li>an Annotation file</li>
4541    * <li>a JNet file</li>
4542    * <li>a features file</li>
4543    * <li>else try to interpret as an alignment file</li>
4544    * </ul>
4545    * 
4546    * @param file
4547    *          either a filename or a URL string.
4548    */
4549   public void loadJalviewDataFile(String file, DataSourceType sourceType,
4550           FileFormatI format, SequenceI assocSeq)
4551   {
4552     try
4553     {
4554       if (sourceType == null)
4555       {
4556         sourceType = FormatAdapter.checkProtocol(file);
4557       }
4558       // if the file isn't identified, or not positively identified as some
4559       // other filetype (PFAM is default unidentified alignment file type) then
4560       // try to parse as annotation.
4561       boolean isAnnotation = (format == null
4562               || FileFormat.Pfam.equals(format))
4563                       ? new AnnotationFile().annotateAlignmentView(viewport,
4564                               file, sourceType)
4565                       : false;
4566
4567       if (!isAnnotation)
4568       {
4569         // first see if its a T-COFFEE score file
4570         TCoffeeScoreFile tcf = null;
4571         try
4572         {
4573           tcf = new TCoffeeScoreFile(file, sourceType);
4574           if (tcf.isValid())
4575           {
4576             if (tcf.annotateAlignment(viewport.getAlignment(), true))
4577             {
4578               buildColourMenu();
4579               changeColour(
4580                       new TCoffeeColourScheme(viewport.getAlignment()));
4581               isAnnotation = true;
4582               statusBar.setText(MessageManager.getString(
4583                       "label.successfully_pasted_tcoffee_scores_to_alignment"));
4584             }
4585             else
4586             {
4587               // some problem - if no warning its probable that the ID matching
4588               // process didn't work
4589               JvOptionPane.showMessageDialog(Desktop.desktop,
4590                       tcf.getWarningMessage() == null
4591                               ? MessageManager.getString(
4592                                       "label.check_file_matches_sequence_ids_alignment")
4593                               : tcf.getWarningMessage(),
4594                       MessageManager.getString(
4595                               "label.problem_reading_tcoffee_score_file"),
4596                       JvOptionPane.WARNING_MESSAGE);
4597             }
4598           }
4599           else
4600           {
4601             tcf = null;
4602           }
4603         } catch (Exception x)
4604         {
4605           Cache.log.debug(
4606                   "Exception when processing data source as T-COFFEE score file",
4607                   x);
4608           tcf = null;
4609         }
4610         if (tcf == null)
4611         {
4612           // try to see if its a JNet 'concise' style annotation file *before*
4613           // we
4614           // try to parse it as a features file
4615           if (format == null)
4616           {
4617             format = new IdentifyFile().identify(file, sourceType);
4618           }
4619           if (FileFormat.ScoreMatrix == format)
4620           {
4621             ScoreMatrixFile sm = new ScoreMatrixFile(
4622                     new FileParse(file, sourceType));
4623             sm.parse();
4624             // todo: i18n this message
4625             statusBar.setText(MessageManager.formatMessage(
4626                     "label.successfully_loaded_matrix",
4627                     sm.getMatrixName()));
4628           }
4629           else if (FileFormat.Jnet.equals(format))
4630           {
4631             JPredFile predictions = new JPredFile(file, sourceType);
4632             new JnetAnnotationMaker();
4633             JnetAnnotationMaker.add_annotation(predictions,
4634                     viewport.getAlignment(), 0, false);
4635             SequenceI repseq = viewport.getAlignment().getSequenceAt(0);
4636             viewport.getAlignment().setSeqrep(repseq);
4637             HiddenColumns cs = new HiddenColumns();
4638             cs.hideInsertionsFor(repseq);
4639             viewport.getAlignment().setHiddenColumns(cs);
4640             isAnnotation = true;
4641           }
4642           // else if (IdentifyFile.FeaturesFile.equals(format))
4643           else if (FileFormat.Features.equals(format))
4644           {
4645             if (parseFeaturesFile(file, sourceType))
4646             {
4647               alignPanel.paintAlignment(true, true);
4648             }
4649           }
4650           else
4651           {
4652             new FileLoader().LoadFile(viewport, file, sourceType, format);
4653           }
4654         }
4655       }
4656       if (isAnnotation)
4657       {
4658
4659         alignPanel.adjustAnnotationHeight();
4660         viewport.updateSequenceIdColours();
4661         buildSortByAnnotationScoresMenu();
4662         alignPanel.paintAlignment(true, true);
4663       }
4664     } catch (Exception ex)
4665     {
4666       ex.printStackTrace();
4667     } catch (OutOfMemoryError oom)
4668     {
4669       try
4670       {
4671         System.gc();
4672       } catch (Exception x)
4673       {
4674       }
4675       new OOMWarning(
4676               "loading data "
4677                       + (sourceType != null
4678                               ? (sourceType == DataSourceType.PASTE
4679                                       ? "from clipboard."
4680                                       : "using " + sourceType + " from "
4681                                               + file)
4682                               : ".")
4683                       + (format != null
4684                               ? "(parsing as '" + format + "' file)"
4685                               : ""),
4686               oom, Desktop.desktop);
4687     }
4688   }
4689
4690   /**
4691    * Method invoked by the ChangeListener on the tabbed pane, in other words
4692    * when a different tabbed pane is selected by the user or programmatically.
4693    */
4694   @Override
4695   public void tabSelectionChanged(int index)
4696   {
4697     if (index > -1)
4698     {
4699       alignPanel = alignPanels.get(index);
4700       viewport = alignPanel.av;
4701       avc.setViewportAndAlignmentPanel(viewport, alignPanel);
4702       setMenusFromViewport(viewport);
4703     }
4704
4705     /*
4706      * 'focus' any colour slider that is open to the selected viewport
4707      */
4708     if (viewport.getConservationSelected())
4709     {
4710       SliderPanel.setConservationSlider(alignPanel,
4711               viewport.getResidueShading(), alignPanel.getViewName());
4712     }
4713     else
4714     {
4715       SliderPanel.hideConservationSlider();
4716     }
4717     if (viewport.getAbovePIDThreshold())
4718     {
4719       SliderPanel.setPIDSliderSource(alignPanel,
4720               viewport.getResidueShading(), alignPanel.getViewName());
4721     }
4722     else
4723     {
4724       SliderPanel.hidePIDSlider();
4725     }
4726
4727     /*
4728      * If there is a frame linked to this one in a SplitPane, switch it to the
4729      * same view tab index. No infinite recursion of calls should happen, since
4730      * tabSelectionChanged() should not get invoked on setting the selected
4731      * index to an unchanged value. Guard against setting an invalid index
4732      * before the new view peer tab has been created.
4733      */
4734     final AlignViewportI peer = viewport.getCodingComplement();
4735     if (peer != null)
4736     {
4737       AlignFrame linkedAlignFrame = ((AlignViewport) peer)
4738               .getAlignPanel().alignFrame;
4739       if (linkedAlignFrame.tabbedPane.getTabCount() > index)
4740       {
4741         linkedAlignFrame.tabbedPane.setSelectedIndex(index);
4742       }
4743     }
4744   }
4745
4746   /**
4747    * On right mouse click on view tab, prompt for and set new view name.
4748    */
4749   @Override
4750   public void tabbedPane_mousePressed(MouseEvent e)
4751   {
4752     if (e.isPopupTrigger())
4753     {
4754       String msg = MessageManager.getString("label.enter_view_name");
4755       String reply = JvOptionPane.showInternalInputDialog(this, msg, msg,
4756               JvOptionPane.QUESTION_MESSAGE);
4757
4758       if (reply != null)
4759       {
4760         viewport.viewName = reply;
4761         // TODO warn if reply is in getExistingViewNames()?
4762         tabbedPane.setTitleAt(tabbedPane.getSelectedIndex(), reply);
4763       }
4764     }
4765   }
4766
4767   public AlignViewport getCurrentView()
4768   {
4769     return viewport;
4770   }
4771
4772   /**
4773    * Open the dialog for regex description parsing.
4774    */
4775   @Override
4776   protected void extractScores_actionPerformed(ActionEvent e)
4777   {
4778     ParseProperties pp = new jalview.analysis.ParseProperties(
4779             viewport.getAlignment());
4780     // TODO: verify regex and introduce GUI dialog for version 2.5
4781     // if (pp.getScoresFromDescription("col", "score column ",
4782     // "\\W*([-+]?\\d*\\.?\\d*e?-?\\d*)\\W+([-+]?\\d*\\.?\\d*e?-?\\d*)",
4783     // true)>0)
4784     if (pp.getScoresFromDescription("description column",
4785             "score in description column ", "\\W*([-+eE0-9.]+)", true) > 0)
4786     {
4787       buildSortByAnnotationScoresMenu();
4788     }
4789   }
4790
4791   /*
4792    * (non-Javadoc)
4793    * 
4794    * @see
4795    * jalview.jbgui.GAlignFrame#showDbRefs_actionPerformed(java.awt.event.ActionEvent
4796    * )
4797    */
4798   @Override
4799   protected void showDbRefs_actionPerformed(ActionEvent e)
4800   {
4801     viewport.setShowDBRefs(showDbRefsMenuitem.isSelected());
4802   }
4803
4804   /*
4805    * (non-Javadoc)
4806    * 
4807    * @seejalview.jbgui.GAlignFrame#showNpFeats_actionPerformed(java.awt.event.
4808    * ActionEvent)
4809    */
4810   @Override
4811   protected void showNpFeats_actionPerformed(ActionEvent e)
4812   {
4813     viewport.setShowNPFeats(showNpFeatsMenuitem.isSelected());
4814   }
4815
4816   /**
4817    * find the viewport amongst the tabs in this alignment frame and close that
4818    * tab
4819    * 
4820    * @param av
4821    */
4822   public boolean closeView(AlignViewportI av)
4823   {
4824     if (viewport == av)
4825     {
4826       this.closeMenuItem_actionPerformed(false);
4827       return true;
4828     }
4829     Component[] comp = tabbedPane.getComponents();
4830     for (int i = 0; comp != null && i < comp.length; i++)
4831     {
4832       if (comp[i] instanceof AlignmentPanel)
4833       {
4834         if (((AlignmentPanel) comp[i]).av == av)
4835         {
4836           // close the view.
4837           closeView((AlignmentPanel) comp[i]);
4838           return true;
4839         }
4840       }
4841     }
4842     return false;
4843   }
4844
4845   protected void build_fetchdbmenu(JMenu webService)
4846   {
4847     // Temporary hack - DBRef Fetcher always top level ws entry.
4848     // TODO We probably want to store a sequence database checklist in
4849     // preferences and have checkboxes.. rather than individual sources selected
4850     // here
4851     final JMenu rfetch = new JMenu(
4852             MessageManager.getString("action.fetch_db_references"));
4853     rfetch.setToolTipText(MessageManager.getString(
4854             "label.retrieve_parse_sequence_database_records_alignment_or_selected_sequences"));
4855     webService.add(rfetch);
4856
4857     final JCheckBoxMenuItem trimrs = new JCheckBoxMenuItem(
4858             MessageManager.getString("option.trim_retrieved_seqs"));
4859     trimrs.setToolTipText(
4860             MessageManager.getString("label.trim_retrieved_sequences"));
4861     trimrs.setSelected(Cache.getDefault("TRIM_FETCHED_DATASET_SEQS", true));
4862     trimrs.addActionListener(new ActionListener()
4863     {
4864       @Override
4865       public void actionPerformed(ActionEvent e)
4866       {
4867         trimrs.setSelected(trimrs.isSelected());
4868         Cache.setProperty("TRIM_FETCHED_DATASET_SEQS",
4869                 Boolean.valueOf(trimrs.isSelected()).toString());
4870       };
4871     });
4872     rfetch.add(trimrs);
4873     JMenuItem fetchr = new JMenuItem(
4874             MessageManager.getString("label.standard_databases"));
4875     fetchr.setToolTipText(
4876             MessageManager.getString("label.fetch_embl_uniprot"));
4877     fetchr.addActionListener(new ActionListener()
4878     {
4879
4880       @Override
4881       public void actionPerformed(ActionEvent e)
4882       {
4883         new Thread(new Runnable()
4884         {
4885           @Override
4886           public void run()
4887           {
4888             boolean isNucleotide = alignPanel.alignFrame.getViewport()
4889                     .getAlignment().isNucleotide();
4890             DBRefFetcher dbRefFetcher = new DBRefFetcher(
4891                     alignPanel.av.getSequenceSelection(),
4892                     alignPanel.alignFrame, null,
4893                     alignPanel.alignFrame.featureSettings, isNucleotide);
4894             dbRefFetcher.addListener(new FetchFinishedListenerI()
4895             {
4896               @Override
4897               public void finished()
4898               {
4899                 AlignFrame.this.setMenusForViewport();
4900               }
4901             });
4902             dbRefFetcher.fetchDBRefs(false);
4903           }
4904         }).start();
4905
4906       }
4907
4908     });
4909     rfetch.add(fetchr);
4910     final AlignFrame me = this;
4911     new Thread(new Runnable()
4912     {
4913       @Override
4914       public void run()
4915       {
4916         final jalview.ws.SequenceFetcher sf = jalview.gui.SequenceFetcher
4917                 .getSequenceFetcherSingleton(me);
4918         javax.swing.SwingUtilities.invokeLater(new Runnable()
4919         {
4920           @Override
4921           public void run()
4922           {
4923             String[] dbclasses = sf.getOrderedSupportedSources();
4924             // sf.getDbInstances(jalview.ws.dbsources.DasSequenceSource.class);
4925             // jalview.util.QuickSort.sort(otherdb, otherdb);
4926             List<DbSourceProxy> otherdb;
4927             JMenu dfetch = new JMenu();
4928             JMenu ifetch = new JMenu();
4929             JMenuItem fetchr = null;
4930             int comp = 0, icomp = 0, mcomp = 15;
4931             String mname = null;
4932             int dbi = 0;
4933             for (String dbclass : dbclasses)
4934             {
4935               otherdb = sf.getSourceProxy(dbclass);
4936               // add a single entry for this class, or submenu allowing 'fetch
4937               // all' or pick one
4938               if (otherdb == null || otherdb.size() < 1)
4939               {
4940                 continue;
4941               }
4942               // List<DbSourceProxy> dbs=otherdb;
4943               // otherdb=new ArrayList<DbSourceProxy>();
4944               // for (DbSourceProxy db:dbs)
4945               // {
4946               // if (!db.isA(DBRefSource.ALIGNMENTDB)
4947               // }
4948               if (mname == null)
4949               {
4950                 mname = "From " + dbclass;
4951               }
4952               if (otherdb.size() == 1)
4953               {
4954                 final DbSourceProxy[] dassource = otherdb
4955                         .toArray(new DbSourceProxy[0]);
4956                 DbSourceProxy src = otherdb.get(0);
4957                 fetchr = new JMenuItem(src.getDbSource());
4958                 fetchr.addActionListener(new ActionListener()
4959                 {
4960
4961                   @Override
4962                   public void actionPerformed(ActionEvent e)
4963                   {
4964                     new Thread(new Runnable()
4965                     {
4966
4967                       @Override
4968                       public void run()
4969                       {
4970                         boolean isNucleotide = alignPanel.alignFrame
4971                                 .getViewport().getAlignment()
4972                                 .isNucleotide();
4973                         DBRefFetcher dbRefFetcher = new DBRefFetcher(
4974                                 alignPanel.av.getSequenceSelection(),
4975                                 alignPanel.alignFrame, dassource,
4976                                 alignPanel.alignFrame.featureSettings,
4977                                 isNucleotide);
4978                         dbRefFetcher
4979                                 .addListener(new FetchFinishedListenerI()
4980                                 {
4981                                   @Override
4982                                   public void finished()
4983                                   {
4984                                     AlignFrame.this.setMenusForViewport();
4985                                   }
4986                                 });
4987                         dbRefFetcher.fetchDBRefs(false);
4988                       }
4989                     }).start();
4990                   }
4991
4992                 });
4993                 fetchr.setToolTipText(JvSwingUtils.wrapTooltip(true,
4994                         MessageManager.formatMessage(
4995                                 "label.fetch_retrieve_from", new Object[]
4996                                 { src.getDbName() })));
4997                 dfetch.add(fetchr);
4998                 comp++;
4999               }
5000               else
5001               {
5002                 final DbSourceProxy[] dassource = otherdb
5003                         .toArray(new DbSourceProxy[0]);
5004                 // fetch all entry
5005                 DbSourceProxy src = otherdb.get(0);
5006                 fetchr = new JMenuItem(MessageManager
5007                         .formatMessage("label.fetch_all_param", new Object[]
5008                         { src.getDbSource() }));
5009                 fetchr.addActionListener(new ActionListener()
5010                 {
5011                   @Override
5012                   public void actionPerformed(ActionEvent e)
5013                   {
5014                     new Thread(new Runnable()
5015                     {
5016
5017                       @Override
5018                       public void run()
5019                       {
5020                         boolean isNucleotide = alignPanel.alignFrame
5021                                 .getViewport().getAlignment()
5022                                 .isNucleotide();
5023                         DBRefFetcher dbRefFetcher = new DBRefFetcher(
5024                                 alignPanel.av.getSequenceSelection(),
5025                                 alignPanel.alignFrame, dassource,
5026                                 alignPanel.alignFrame.featureSettings,
5027                                 isNucleotide);
5028                         dbRefFetcher
5029                                 .addListener(new FetchFinishedListenerI()
5030                                 {
5031                                   @Override
5032                                   public void finished()
5033                                   {
5034                                     AlignFrame.this.setMenusForViewport();
5035                                   }
5036                                 });
5037                         dbRefFetcher.fetchDBRefs(false);
5038                       }
5039                     }).start();
5040                   }
5041                 });
5042
5043                 fetchr.setToolTipText(JvSwingUtils.wrapTooltip(true,
5044                         MessageManager.formatMessage(
5045                                 "label.fetch_retrieve_from_all_sources",
5046                                 new Object[]
5047                                 { Integer.valueOf(otherdb.size())
5048                                         .toString(),
5049                                     src.getDbSource(), src.getDbName() })));
5050                 dfetch.add(fetchr);
5051                 comp++;
5052                 // and then build the rest of the individual menus
5053                 ifetch = new JMenu(MessageManager.formatMessage(
5054                         "label.source_from_db_source", new Object[]
5055                         { src.getDbSource() }));
5056                 icomp = 0;
5057                 String imname = null;
5058                 int i = 0;
5059                 for (DbSourceProxy sproxy : otherdb)
5060                 {
5061                   String dbname = sproxy.getDbName();
5062                   String sname = dbname.length() > 5
5063                           ? dbname.substring(0, 5) + "..."
5064                           : dbname;
5065                   String msname = dbname.length() > 10
5066                           ? dbname.substring(0, 10) + "..."
5067                           : dbname;
5068                   if (imname == null)
5069                   {
5070                     imname = MessageManager
5071                             .formatMessage("label.from_msname", new Object[]
5072                             { sname });
5073                   }
5074                   fetchr = new JMenuItem(msname);
5075                   final DbSourceProxy[] dassrc = { sproxy };
5076                   fetchr.addActionListener(new ActionListener()
5077                   {
5078
5079                     @Override
5080                     public void actionPerformed(ActionEvent e)
5081                     {
5082                       new Thread(new Runnable()
5083                       {
5084
5085                         @Override
5086                         public void run()
5087                         {
5088                           boolean isNucleotide = alignPanel.alignFrame
5089                                   .getViewport().getAlignment()
5090                                   .isNucleotide();
5091                           DBRefFetcher dbRefFetcher = new DBRefFetcher(
5092                                   alignPanel.av.getSequenceSelection(),
5093                                   alignPanel.alignFrame, dassrc,
5094                                   alignPanel.alignFrame.featureSettings,
5095                                   isNucleotide);
5096                           dbRefFetcher
5097                                   .addListener(new FetchFinishedListenerI()
5098                                   {
5099                                     @Override
5100                                     public void finished()
5101                                     {
5102                                       AlignFrame.this.setMenusForViewport();
5103                                     }
5104                                   });
5105                           dbRefFetcher.fetchDBRefs(false);
5106                         }
5107                       }).start();
5108                     }
5109
5110                   });
5111                   fetchr.setToolTipText(
5112                           "<html>" + MessageManager.formatMessage(
5113                                   "label.fetch_retrieve_from", new Object[]
5114                                   { dbname }));
5115                   ifetch.add(fetchr);
5116                   ++i;
5117                   if (++icomp >= mcomp || i == (otherdb.size()))
5118                   {
5119                     ifetch.setText(MessageManager.formatMessage(
5120                             "label.source_to_target", imname, sname));
5121                     dfetch.add(ifetch);
5122                     ifetch = new JMenu();
5123                     imname = null;
5124                     icomp = 0;
5125                     comp++;
5126                   }
5127                 }
5128               }
5129               ++dbi;
5130               if (comp >= mcomp || dbi >= (dbclasses.length))
5131               {
5132                 dfetch.setText(MessageManager.formatMessage(
5133                         "label.source_to_target", mname, dbclass));
5134                 rfetch.add(dfetch);
5135                 dfetch = new JMenu();
5136                 mname = null;
5137                 comp = 0;
5138               }
5139             }
5140           }
5141         });
5142       }
5143     }).start();
5144
5145   }
5146
5147   /**
5148    * Left justify the whole alignment.
5149    */
5150   @Override
5151   protected void justifyLeftMenuItem_actionPerformed(ActionEvent e)
5152   {
5153     AlignmentI al = viewport.getAlignment();
5154     al.justify(false);
5155     viewport.firePropertyChange("alignment", null, al);
5156   }
5157
5158   /**
5159    * Right justify the whole alignment.
5160    */
5161   @Override
5162   protected void justifyRightMenuItem_actionPerformed(ActionEvent e)
5163   {
5164     AlignmentI al = viewport.getAlignment();
5165     al.justify(true);
5166     viewport.firePropertyChange("alignment", null, al);
5167   }
5168
5169   @Override
5170   public void setShowSeqFeatures(boolean b)
5171   {
5172     showSeqFeatures.setSelected(b);
5173     viewport.setShowSequenceFeatures(b);
5174   }
5175
5176   /*
5177    * (non-Javadoc)
5178    * 
5179    * @see
5180    * jalview.jbgui.GAlignFrame#showUnconservedMenuItem_actionPerformed(java.
5181    * awt.event.ActionEvent)
5182    */
5183   @Override
5184   protected void showUnconservedMenuItem_actionPerformed(ActionEvent e)
5185   {
5186     viewport.setShowUnconserved(showNonconservedMenuItem.getState());
5187     alignPanel.paintAlignment(false, false);
5188   }
5189
5190   /*
5191    * (non-Javadoc)
5192    * 
5193    * @see
5194    * jalview.jbgui.GAlignFrame#showGroupConsensus_actionPerformed(java.awt.event
5195    * .ActionEvent)
5196    */
5197   @Override
5198   protected void showGroupConsensus_actionPerformed(ActionEvent e)
5199   {
5200     viewport.setShowGroupConsensus(showGroupConsensus.getState());
5201     alignPanel.updateAnnotation(applyAutoAnnotationSettings.getState());
5202
5203   }
5204
5205   /*
5206    * (non-Javadoc)
5207    * 
5208    * @see
5209    * jalview.jbgui.GAlignFrame#showGroupConservation_actionPerformed(java.awt
5210    * .event.ActionEvent)
5211    */
5212   @Override
5213   protected void showGroupConservation_actionPerformed(ActionEvent e)
5214   {
5215     viewport.setShowGroupConservation(showGroupConservation.getState());
5216     alignPanel.updateAnnotation(applyAutoAnnotationSettings.getState());
5217   }
5218
5219   /*
5220    * (non-Javadoc)
5221    * 
5222    * @see
5223    * jalview.jbgui.GAlignFrame#showConsensusHistogram_actionPerformed(java.awt
5224    * .event.ActionEvent)
5225    */
5226   @Override
5227   protected void showConsensusHistogram_actionPerformed(ActionEvent e)
5228   {
5229     viewport.setShowConsensusHistogram(showConsensusHistogram.getState());
5230     alignPanel.updateAnnotation(applyAutoAnnotationSettings.getState());
5231   }
5232
5233   /*
5234    * (non-Javadoc)
5235    * 
5236    * @see
5237    * jalview.jbgui.GAlignFrame#showConsensusProfile_actionPerformed(java.awt
5238    * .event.ActionEvent)
5239    */
5240   @Override
5241   protected void showSequenceLogo_actionPerformed(ActionEvent e)
5242   {
5243     viewport.setShowSequenceLogo(showSequenceLogo.getState());
5244     alignPanel.updateAnnotation(applyAutoAnnotationSettings.getState());
5245   }
5246
5247   @Override
5248   protected void normaliseSequenceLogo_actionPerformed(ActionEvent e)
5249   {
5250     showSequenceLogo.setState(true);
5251     viewport.setShowSequenceLogo(true);
5252     viewport.setNormaliseSequenceLogo(normaliseSequenceLogo.getState());
5253     alignPanel.updateAnnotation(applyAutoAnnotationSettings.getState());
5254   }
5255
5256   @Override
5257   protected void applyAutoAnnotationSettings_actionPerformed(ActionEvent e)
5258   {
5259     alignPanel.updateAnnotation(applyAutoAnnotationSettings.getState());
5260   }
5261
5262   /*
5263    * (non-Javadoc)
5264    * 
5265    * @see
5266    * jalview.jbgui.GAlignFrame#makeGrpsFromSelection_actionPerformed(java.awt
5267    * .event.ActionEvent)
5268    */
5269   @Override
5270   protected void makeGrpsFromSelection_actionPerformed(ActionEvent e)
5271   {
5272     if (avc.makeGroupsFromSelection())
5273     {
5274       PaintRefresher.Refresh(this, viewport.getSequenceSetId());
5275       alignPanel.updateAnnotation();
5276       alignPanel.paintAlignment(true, true);
5277     }
5278   }
5279
5280   public void clearAlignmentSeqRep()
5281   {
5282     // TODO refactor alignmentseqrep to controller
5283     if (viewport.getAlignment().hasSeqrep())
5284     {
5285       viewport.getAlignment().setSeqrep(null);
5286       PaintRefresher.Refresh(this, viewport.getSequenceSetId());
5287       alignPanel.updateAnnotation();
5288       alignPanel.paintAlignment(true, true);
5289     }
5290   }
5291
5292   @Override
5293   protected void createGroup_actionPerformed(ActionEvent e)
5294   {
5295     if (avc.createGroup())
5296     {
5297       alignPanel.alignmentChanged();
5298     }
5299   }
5300
5301   @Override
5302   protected void unGroup_actionPerformed(ActionEvent e)
5303   {
5304     if (avc.unGroup())
5305     {
5306       alignPanel.alignmentChanged();
5307     }
5308   }
5309
5310   /**
5311    * make the given alignmentPanel the currently selected tab
5312    * 
5313    * @param alignmentPanel
5314    */
5315   public void setDisplayedView(AlignmentPanel alignmentPanel)
5316   {
5317     if (!viewport.getSequenceSetId()
5318             .equals(alignmentPanel.av.getSequenceSetId()))
5319     {
5320       throw new Error(MessageManager.getString(
5321               "error.implementation_error_cannot_show_view_alignment_frame"));
5322     }
5323     if (tabbedPane != null && tabbedPane.getTabCount() > 0 && alignPanels
5324             .indexOf(alignmentPanel) != tabbedPane.getSelectedIndex())
5325     {
5326       tabbedPane.setSelectedIndex(alignPanels.indexOf(alignmentPanel));
5327     }
5328   }
5329
5330   /**
5331    * Action on selection of menu options to Show or Hide annotations.
5332    * 
5333    * @param visible
5334    * @param forSequences
5335    *          update sequence-related annotations
5336    * @param forAlignment
5337    *          update non-sequence-related annotations
5338    */
5339   @Override
5340   protected void setAnnotationsVisibility(boolean visible,
5341           boolean forSequences, boolean forAlignment)
5342   {
5343     AlignmentAnnotation[] anns = alignPanel.getAlignment()
5344             .getAlignmentAnnotation();
5345     if (anns == null)
5346     {
5347       return;
5348     }
5349     for (AlignmentAnnotation aa : anns)
5350     {
5351       /*
5352        * don't display non-positional annotations on an alignment
5353        */
5354       if (aa.annotations == null)
5355       {
5356         continue;
5357       }
5358       boolean apply = (aa.sequenceRef == null && forAlignment)
5359               || (aa.sequenceRef != null && forSequences);
5360       if (apply)
5361       {
5362         aa.visible = visible;
5363       }
5364     }
5365     alignPanel.validateAnnotationDimensions(true);
5366     alignPanel.alignmentChanged();
5367   }
5368
5369   /**
5370    * Store selected annotation sort order for the view and repaint.
5371    */
5372   @Override
5373   protected void sortAnnotations_actionPerformed()
5374   {
5375     this.alignPanel.av.setSortAnnotationsBy(getAnnotationSortOrder());
5376     this.alignPanel.av
5377             .setShowAutocalculatedAbove(isShowAutoCalculatedAbove());
5378     alignPanel.paintAlignment(false, false);
5379   }
5380
5381   /**
5382    * 
5383    * @return alignment panels in this alignment frame
5384    */
5385   public List<? extends AlignmentViewPanel> getAlignPanels()
5386   {
5387     return alignPanels == null ? Arrays.asList(alignPanel) : alignPanels;
5388   }
5389
5390   /**
5391    * Open a new alignment window, with the cDNA associated with this (protein)
5392    * alignment, aligned as is the protein.
5393    */
5394   protected void viewAsCdna_actionPerformed()
5395   {
5396     // TODO no longer a menu action - refactor as required
5397     final AlignmentI alignment = getViewport().getAlignment();
5398     List<AlignedCodonFrame> mappings = alignment.getCodonFrames();
5399     if (mappings == null)
5400     {
5401       return;
5402     }
5403     List<SequenceI> cdnaSeqs = new ArrayList<>();
5404     for (SequenceI aaSeq : alignment.getSequences())
5405     {
5406       for (AlignedCodonFrame acf : mappings)
5407       {
5408         SequenceI dnaSeq = acf.getDnaForAaSeq(aaSeq.getDatasetSequence());
5409         if (dnaSeq != null)
5410         {
5411           /*
5412            * There is a cDNA mapping for this protein sequence - add to new
5413            * alignment. It will share the same dataset sequence as other mapped
5414            * cDNA (no new mappings need to be created).
5415            */
5416           final Sequence newSeq = new Sequence(dnaSeq);
5417           newSeq.setDatasetSequence(dnaSeq);
5418           cdnaSeqs.add(newSeq);
5419         }
5420       }
5421     }
5422     if (cdnaSeqs.size() == 0)
5423     {
5424       // show a warning dialog no mapped cDNA
5425       return;
5426     }
5427     AlignmentI cdna = new Alignment(
5428             cdnaSeqs.toArray(new SequenceI[cdnaSeqs.size()]));
5429     GAlignFrame alignFrame = new AlignFrame(cdna, AlignFrame.DEFAULT_WIDTH,
5430             AlignFrame.DEFAULT_HEIGHT);
5431     cdna.alignAs(alignment);
5432     String newtitle = "cDNA " + MessageManager.getString("label.for") + " "
5433             + this.title;
5434     Desktop.addInternalFrame(alignFrame, newtitle, AlignFrame.DEFAULT_WIDTH,
5435             AlignFrame.DEFAULT_HEIGHT);
5436   }
5437
5438   /**
5439    * Set visibility of dna/protein complement view (available when shown in a
5440    * split frame).
5441    * 
5442    * @param show
5443    */
5444   @Override
5445   protected void showComplement_actionPerformed(boolean show)
5446   {
5447     SplitContainerI sf = getSplitViewContainer();
5448     if (sf != null)
5449     {
5450       sf.setComplementVisible(this, show);
5451     }
5452   }
5453
5454   /**
5455    * Generate the reverse (optionally complemented) of the selected sequences,
5456    * and add them to the alignment
5457    */
5458   @Override
5459   protected void showReverse_actionPerformed(boolean complement)
5460   {
5461     AlignmentI al = null;
5462     try
5463     {
5464       Dna dna = new Dna(viewport, viewport.getViewAsVisibleContigs(true));
5465       al = dna.reverseCdna(complement);
5466       viewport.addAlignment(al, "");
5467       addHistoryItem(new EditCommand(
5468               MessageManager.getString("label.add_sequences"), Action.PASTE,
5469               al.getSequencesArray(), 0, al.getWidth(),
5470               viewport.getAlignment()));
5471     } catch (Exception ex)
5472     {
5473       System.err.println(ex.getMessage());
5474       return;
5475     }
5476   }
5477
5478   /**
5479    * Try to run a script in the Groovy console, having first ensured that this
5480    * AlignFrame is set as currentAlignFrame in Desktop, to allow the script to
5481    * be targeted at this alignment.
5482    */
5483   @Override
5484   protected void runGroovy_actionPerformed()
5485   {
5486     Jalview.setCurrentAlignFrame(this);
5487     groovy.ui.Console console = Desktop.getGroovyConsole();
5488     if (console != null)
5489     {
5490       try
5491       {
5492         console.runScript();
5493       } catch (Exception ex)
5494       {
5495         System.err.println((ex.toString()));
5496         JvOptionPane.showInternalMessageDialog(Desktop.desktop,
5497                 MessageManager.getString("label.couldnt_run_groovy_script"),
5498                 MessageManager.getString("label.groovy_support_failed"),
5499                 JvOptionPane.ERROR_MESSAGE);
5500       }
5501     }
5502     else
5503     {
5504       System.err.println("Can't run Groovy script as console not found");
5505     }
5506   }
5507
5508   /**
5509    * Hides columns containing (or not containing) a specified feature, provided
5510    * that would not leave all columns hidden
5511    * 
5512    * @param featureType
5513    * @param columnsContaining
5514    * @return
5515    */
5516   public boolean hideFeatureColumns(String featureType,
5517           boolean columnsContaining)
5518   {
5519     boolean notForHiding = avc.markColumnsContainingFeatures(
5520             columnsContaining, false, false, featureType);
5521     if (notForHiding)
5522     {
5523       if (avc.markColumnsContainingFeatures(!columnsContaining, false,
5524               false, featureType))
5525       {
5526         getViewport().hideSelectedColumns();
5527         return true;
5528       }
5529     }
5530     return false;
5531   }
5532
5533   @Override
5534   protected void selectHighlightedColumns_actionPerformed(
5535           ActionEvent actionEvent)
5536   {
5537     // include key modifier check in case user selects from menu
5538     avc.markHighlightedColumns(
5539             (actionEvent.getModifiers() & ActionEvent.ALT_MASK) != 0, true,
5540             (actionEvent.getModifiers() & (ActionEvent.META_MASK
5541                     | ActionEvent.CTRL_MASK)) != 0);
5542   }
5543
5544   /**
5545    * Rebuilds the Colour menu, including any user-defined colours which have
5546    * been loaded either on startup or during the session
5547    */
5548   public void buildColourMenu()
5549   {
5550     colourMenu.removeAll();
5551
5552     colourMenu.add(applyToAllGroups);
5553     colourMenu.add(textColour);
5554     colourMenu.addSeparator();
5555
5556     ColourMenuHelper.addMenuItems(colourMenu, this, viewport.getAlignment(),
5557             false);
5558
5559     colourMenu.addSeparator();
5560     colourMenu.add(conservationMenuItem);
5561     colourMenu.add(modifyConservation);
5562     colourMenu.add(abovePIDThreshold);
5563     colourMenu.add(modifyPID);
5564     colourMenu.add(annotationColour);
5565
5566     ColourSchemeI colourScheme = viewport.getGlobalColourScheme();
5567     ColourMenuHelper.setColourSelected(colourMenu, colourScheme);
5568   }
5569
5570   /**
5571    * Open a dialog (if not already open) that allows the user to select and
5572    * calculate PCA or Tree analysis
5573    */
5574   protected void openTreePcaDialog()
5575   {
5576     if (alignPanel.getCalculationDialog() == null)
5577     {
5578       new CalculationChooser(AlignFrame.this);
5579     }
5580   }
5581 }
5582
5583 class PrintThread extends Thread
5584 {
5585   AlignmentPanel ap;
5586
5587   public PrintThread(AlignmentPanel ap)
5588   {
5589     this.ap = ap;
5590   }
5591
5592   static PageFormat pf;
5593
5594   @Override
5595   public void run()
5596   {
5597     PrinterJob printJob = PrinterJob.getPrinterJob();
5598
5599     if (pf != null)
5600     {
5601       printJob.setPrintable(ap, pf);
5602     }
5603     else
5604     {
5605       printJob.setPrintable(ap);
5606     }
5607
5608     if (printJob.printDialog())
5609     {
5610       try
5611       {
5612         printJob.print();
5613       } catch (Exception PrintException)
5614       {
5615         PrintException.printStackTrace();
5616       }
5617     }
5618   }
5619 }