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