Close all added
[jalview.git] / src / jalview / gui / Desktop.java
index 163e297..caa3f5e 100755 (executable)
-/*\r
- * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2006 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
- *\r
- * This program is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU General Public License\r
- * as published by the Free Software Foundation; either version 2\r
- * of the License, or (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA\r
- */\r
-package jalview.gui;\r
-\r
-import jalview.io.*;\r
-\r
-import java.awt.*;\r
-import java.awt.datatransfer.*;\r
-import java.awt.dnd.*;\r
-import java.awt.event.*;\r
-import java.util.*;\r
-\r
-import javax.swing.*;\r
-\r
-\r
-/**\r
- * DOCUMENT ME!\r
- *\r
- * @author $author$\r
- * @version $Revision$\r
- */\r
-public class Desktop extends jalview.jbgui.GDesktop\r
-    implements DropTargetListener, ClipboardOwner\r
-{\r
-    /** DOCUMENT ME!! */\r
-    public static Desktop instance;\r
-    public static JDesktopPane desktop;\r
-    static int openFrameCount = 0;\r
-    static final int xOffset = 30;\r
-    static final int yOffset = 30;\r
-    public static jalview.ws.Discoverer discoverer;\r
-\r
-    public static Object [] jalviewClipboard;\r
-\r
-    static int fileLoadingCount= 0;\r
-\r
-    /**\r
-     * Creates a new Desktop object.\r
-     */\r
-    public Desktop()\r
-    {\r
-        instance = this;\r
-\r
-        Image image = null;\r
-\r
-        try\r
-        {\r
-            java.net.URL url = getClass().getResource("/images/logo.gif");\r
-\r
-            if (url != null)\r
-            {\r
-                image = java.awt.Toolkit.getDefaultToolkit().createImage(url);\r
-\r
-                MediaTracker mt = new MediaTracker(this);\r
-                mt.addImage(image, 0);\r
-                mt.waitForID(0);\r
-                setIconImage(image);\r
-            }\r
-        }\r
-        catch (Exception ex)\r
-        {\r
-        }\r
-\r
-        setTitle("Jalview "+jalview.bin.Cache.getProperty("VERSION"));\r
-        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);\r
-        desktop = new JDesktopPane();\r
-        desktop.setBackground(Color.white);\r
-        getContentPane().setLayout(new BorderLayout());\r
-        getContentPane().add(desktop, BorderLayout.CENTER);\r
-        desktop.setDragMode(JDesktopPane.OUTLINE_DRAG_MODE);\r
-\r
-        // This line prevents Windows Look&Feel resizing all new windows to maximum\r
-        // if previous window was maximised\r
-        desktop.setDesktopManager(new DefaultDesktopManager());\r
-\r
-        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();\r
-        String x = jalview.bin.Cache.getProperty("SCREEN_X");\r
-        String y = jalview.bin.Cache.getProperty("SCREEN_Y");\r
-        String width = jalview.bin.Cache.getProperty("SCREEN_WIDTH");\r
-        String height = jalview.bin.Cache.getProperty("SCREEN_HEIGHT");\r
-\r
-        if ((x != null) && (y != null) && (width != null) && (height != null))\r
-        {\r
-            setBounds(Integer.parseInt(x), Integer.parseInt(y),\r
-                Integer.parseInt(width), Integer.parseInt(height));\r
-        }\r
-        else\r
-        {\r
-            setBounds((int) (screenSize.width - 900) / 2,\r
-                (int) (screenSize.height - 650) / 2, 900, 650);\r
-        }\r
-\r
-        this.addWindowListener(new WindowAdapter()\r
-            {\r
-                public void windowClosing(WindowEvent evt)\r
-                {\r
-                    quit();\r
-                }\r
-            });\r
-\r
-        this.setDropTarget(new java.awt.dnd.DropTarget(desktop, this));\r
-\r
-        /////////Add a splashscreen on startup\r
-        /////////Add a splashscreen on startup\r
-        JInternalFrame frame = new JInternalFrame();\r
-\r
-        SplashScreen splash = new SplashScreen(frame, image);\r
-        frame.setContentPane(splash);\r
-        frame.setLayer(JLayeredPane.PALETTE_LAYER);\r
-        frame.setLocation((int) ((getWidth() - 750) / 2),\r
-            (int) ((getHeight() - 160) / 2));\r
-\r
-        addInternalFrame(frame, "", 750, 160, false);\r
-\r
-        discoverer=new jalview.ws.Discoverer(); // Only gets started if gui is displayed.\r
-\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param frame DOCUMENT ME!\r
-     * @param title DOCUMENT ME!\r
-     * @param w DOCUMENT ME!\r
-     * @param h DOCUMENT ME!\r
-     */\r
-    public static synchronized void addInternalFrame(final JInternalFrame frame,\r
-        String title, int w, int h)\r
-    {\r
-        addInternalFrame(frame, title, w, h, true);\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param frame DOCUMENT ME!\r
-     * @param title DOCUMENT ME!\r
-     * @param w DOCUMENT ME!\r
-     * @param h DOCUMENT ME!\r
-     * @param resizable DOCUMENT ME!\r
-     */\r
-    public static synchronized void addInternalFrame(final JInternalFrame frame,\r
-        String title, int w, int h, boolean resizable)\r
-    {\r
-\r
-      frame.setTitle(title);\r
-      if(frame.getWidth()<1 || frame.getHeight()<1)\r
-      {\r
-        frame.setSize(w, h);\r
-      }\r
-      // THIS IS A PUBLIC STATIC METHOD, SO IT MAY BE CALLED EVEN IN\r
-      // A HEADLESS STATE WHEN NO DESKTOP EXISTS. MUST RETURN\r
-      // IF JALVIEW IS RUNNING HEADLESS\r
-      /////////////////////////////////////////////////\r
-      if (System.getProperty("java.awt.headless") != null\r
-          && System.getProperty("java.awt.headless").equals("true"))\r
-      {\r
-        return;\r
-      }\r
-\r
-\r
-        openFrameCount++;\r
-\r
-        frame.setVisible(true);\r
-        frame.setClosable(true);\r
-        frame.setResizable(resizable);\r
-        frame.setMaximizable(resizable);\r
-        frame.setIconifiable(resizable);\r
-        frame.setFrameIcon(null);\r
-\r
-        if (frame.getX()<1 && frame.getY()<1)\r
-       {\r
-         frame.setLocation(xOffset * openFrameCount, yOffset * ((openFrameCount-1)%10)+yOffset);\r
-       }\r
-\r
-        final JMenuItem menuItem = new JMenuItem(title);\r
-        frame.addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()\r
-            {\r
-              public void internalFrameActivated(javax.swing.event.\r
-                                                 InternalFrameEvent evt)\r
-              {\r
-                JInternalFrame itf = desktop.getSelectedFrame();\r
-                if (itf != null)\r
-                  itf.requestFocus();\r
-\r
-              }\r
-\r
-                public void internalFrameClosed(\r
-                    javax.swing.event.InternalFrameEvent evt)\r
-                {\r
-                    openFrameCount--;\r
-                    windowMenu.remove(menuItem);\r
-                    JInternalFrame itf = desktop.getSelectedFrame();\r
-                       if (itf != null)\r
-                        itf.requestFocus();\r
-                }\r
-                ;\r
-            });\r
-\r
-        menuItem.addActionListener(new ActionListener()\r
-            {\r
-                public void actionPerformed(ActionEvent e)\r
-                {\r
-                    try\r
-                    {\r
-                        frame.setSelected(true);\r
-                        frame.setIcon(false);\r
-                    }\r
-                    catch (java.beans.PropertyVetoException ex)\r
-                    {\r
-\r
-                    }\r
-                }\r
-            });\r
-\r
-        windowMenu.add(menuItem);\r
-\r
-        desktop.add(frame);\r
-        frame.toFront();\r
-        try{\r
-          frame.setSelected(true);\r
-          frame.requestFocus();\r
-        }catch(java.beans.PropertyVetoException ve)\r
-        {}\r
-    }\r
-\r
-    public void lostOwnership(Clipboard clipboard, Transferable contents)\r
-    {\r
-      Desktop.jalviewClipboard = null;\r
-    }\r
-\r
-    public void dragEnter(DropTargetDragEvent evt)\r
-    {}\r
-\r
-    public void dragExit(DropTargetEvent evt)\r
-    {}\r
-\r
-    public void dragOver(DropTargetDragEvent evt)\r
-    {}\r
-\r
-    public void dropActionChanged(DropTargetDragEvent evt)\r
-    {}\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param evt DOCUMENT ME!\r
-     */\r
-    public void drop(DropTargetDropEvent evt)\r
-    {\r
-        Transferable t = evt.getTransferable();\r
-        java.util.List files = null;\r
-\r
-        try\r
-        {\r
-          DataFlavor uriListFlavor = new DataFlavor("text/uri-list;class=java.lang.String");\r
-          if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor))\r
-          {\r
-            //Works on Windows and MacOSX\r
-            evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);\r
-            files = (java.util.List) t.getTransferData(DataFlavor.javaFileListFlavor);\r
-          }\r
-          else if (t.isDataFlavorSupported(uriListFlavor))\r
-          {\r
-            // This is used by Unix drag system\r
-            evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);\r
-            String data = (String) t.getTransferData(uriListFlavor);\r
-            files = new java.util.ArrayList(1);\r
-            for (java.util.StringTokenizer st = new java.util.StringTokenizer(\r
-                data,\r
-                "\r\n");\r
-                 st.hasMoreTokens(); )\r
-            {\r
-              String s = st.nextToken();\r
-              if (s.startsWith("#"))\r
-              {\r
-                // the line is a comment (as per the RFC 2483)\r
-                continue;\r
-              }\r
-\r
-              java.net.URI uri = new java.net.URI(s);\r
-              java.io.File file = new java.io.File(uri);\r
-              files.add(file);\r
-            }\r
-          }\r
-        }\r
-        catch (Exception e)\r
-        {\r
-          e.printStackTrace();\r
-        }\r
-\r
-        if (files != null)\r
-        {\r
-          try\r
-          {\r
-            for (int i = 0; i < files.size(); i++)\r
-            {\r
-              String file = files.get(i).toString();\r
-              String protocol = FormatAdapter.FILE;\r
-              String format = null;\r
-\r
-              if (file.endsWith(".jar"))\r
-              {\r
-                format = "Jalview";\r
-\r
-              }\r
-              else\r
-              {\r
-                format = new IdentifyFile().Identify(file,\r
-                                                          protocol);\r
-              }\r
-\r
-\r
-              new FileLoader().LoadFile(file, protocol, format);\r
-\r
-            }\r
-          }\r
-          catch (Exception ex)\r
-          {\r
-            ex.printStackTrace();\r
-          }\r
-        }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void inputLocalFileMenuItem_actionPerformed(AlignViewport viewport)\r
-    {\r
-        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(\r
-                    "LAST_DIRECTORY"),\r
-                new String[]\r
-                {\r
-                    "fa, fasta, fastq", "aln", "pfam", "msf", "pir", "blc",\r
-                    "jar"\r
-                },\r
-                new String[]\r
-                {\r
-                    "Fasta", "Clustal", "PFAM", "MSF", "PIR", "BLC", "Jalview"\r
-                }, jalview.bin.Cache.getProperty("DEFAULT_FILE_FORMAT"));\r
-\r
-        chooser.setFileView(new JalviewFileView());\r
-        chooser.setDialogTitle("Open local file");\r
-        chooser.setToolTipText("Open");\r
-\r
-        int value = chooser.showOpenDialog(this);\r
-\r
-        if (value == JalviewFileChooser.APPROVE_OPTION)\r
-        {\r
-            String choice = chooser.getSelectedFile().getPath();\r
-            jalview.bin.Cache.setProperty("LAST_DIRECTORY",\r
-                chooser.getSelectedFile().getParent());\r
-\r
-            String format = null;\r
-            if (chooser.getSelectedFormat().equals("Jalview"))\r
-            {\r
-                format = "Jalview";\r
-            }\r
-            else\r
-            {\r
-                format = new IdentifyFile().Identify(choice, FormatAdapter.FILE);\r
-            }\r
-\r
-            if (viewport != null)\r
-              new FileLoader().LoadFile(viewport, choice, FormatAdapter.FILE, format);\r
-            else\r
-              new FileLoader().LoadFile(choice, FormatAdapter.FILE, format);\r
-        }\r
-    }\r
-\r
-\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void inputURLMenuItem_actionPerformed(AlignViewport viewport)\r
-    {\r
-      // This construct allows us to have a wider textfield\r
-      // for viewing\r
-      JLabel label = new JLabel("Enter URL of Input File");\r
-      final JComboBox history = new JComboBox();\r
-\r
-      JPanel panel = new JPanel(new GridLayout(2,1));\r
-      panel.add(label);\r
-      panel.add(history);\r
-      history.setPreferredSize(new Dimension(400,20));\r
-      history.setEditable(true);\r
-      history.addItem("http://www.");\r
-\r
-      String historyItems = jalview.bin.Cache.getProperty("RECENT_URL");\r
-\r
-      StringTokenizer st;\r
-\r
-      if (historyItems != null)\r
-      {\r
-        st = new StringTokenizer(historyItems, "\t");\r
-\r
-        while (st.hasMoreTokens())\r
-        {\r
-          history.addItem(st.nextElement());\r
-        }\r
-      }\r
-\r
-       int reply = JOptionPane.showInternalConfirmDialog(desktop,\r
-          panel, "Input Alignment From URL",\r
-          JOptionPane.OK_CANCEL_OPTION );\r
-\r
-\r
-        if (reply != JOptionPane.OK_OPTION )\r
-        {\r
-            return;\r
-        }\r
-\r
-        String url = history.getSelectedItem().toString();\r
-\r
-        if (url.toLowerCase().endsWith(".jar"))\r
-        {\r
-          if (viewport != null)\r
-            new FileLoader().LoadFile(viewport, url, FormatAdapter.URL, "Jalview");\r
-          else\r
-            new FileLoader().LoadFile(url, FormatAdapter.URL, "Jalview");\r
-        }\r
-        else\r
-        {\r
-          String format = new IdentifyFile().Identify(url, FormatAdapter.URL);\r
-\r
-          if (format.equals("URL NOT FOUND"))\r
-          {\r
-            JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
-                                                  "Couldn't locate " + url,\r
-                                                  "URL not found",\r
-                                                  JOptionPane.WARNING_MESSAGE);\r
-\r
-            return;\r
-          }\r
-\r
-          if (viewport != null)\r
-            new FileLoader().LoadFile(viewport, url, FormatAdapter.URL, format);\r
-          else\r
-            new FileLoader().LoadFile(url, FormatAdapter.URL, format);\r
-        }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void inputTextboxMenuItem_actionPerformed(AlignViewport viewport)\r
-    {\r
-        CutAndPasteTransfer cap = new CutAndPasteTransfer();\r
-        cap.setForInput(viewport);\r
-        Desktop.addInternalFrame(cap, "Cut & Paste Alignment File", 600, 500);\r
-    }\r
-\r
-    /*\r
-     * Exit the program\r
-     */\r
-    public void quit()\r
-    {\r
-        jalview.bin.Cache.setProperty("SCREEN_X", getBounds().x + "");\r
-        jalview.bin.Cache.setProperty("SCREEN_Y", getBounds().y + "");\r
-        jalview.bin.Cache.setProperty("SCREEN_WIDTH", getWidth() + "");\r
-        jalview.bin.Cache.setProperty("SCREEN_HEIGHT", getHeight() + "");\r
-        System.exit(0);\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void aboutMenuItem_actionPerformed(ActionEvent e)\r
-    {\r
-      StringBuffer message = new StringBuffer("JalView version " +\r
-                                              jalview.bin.Cache.getProperty(\r
-          "VERSION") +\r
-                                              "; last updated: " +\r
-                                              jalview.bin.\r
-                                              Cache.getDefault("BUILD_DATE", "unknown"));\r
-\r
-      if (!jalview.bin.Cache.getProperty("LATEST_VERSION").equals(\r
-          jalview.bin.Cache.getProperty("VERSION")))\r
-      {\r
-        message.append("\n\n!! Jalview version "\r
-                       + jalview.bin.Cache.getProperty("LATEST_VERSION")\r
-                       + " is available for download from http://www.jalview.org !!\n");\r
-\r
-      }\r
-\r
-      message.append( "\nAuthors:  Michele Clamp, James Cuff, Steve Searle, Andrew Waterhouse, Jim Procter & Geoff Barton." +\r
-            "\nCurrent development managed by Andrew Waterhouse; Barton Group, University of Dundee." +\r
-            "\nFor all issues relating to Jalview, email help@jalview.org" +\r
-            "\n\nIf  you use JalView, please cite:" +\r
-            "\n\"Clamp, M., Cuff, J., Searle, S. M. and Barton, G. J. (2004), The Jalview Java Alignment Editor\"" +\r
-            "\nBioinformatics,  2004 20;426-7.");\r
-\r
-        JOptionPane.showInternalMessageDialog(Desktop.desktop,\r
-\r
-           message.toString(), "About Jalview",\r
-            JOptionPane.INFORMATION_MESSAGE);\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void documentationMenuItem_actionPerformed(ActionEvent e)\r
-    {\r
-        try\r
-        {\r
-            ClassLoader cl = jalview.gui.Desktop.class.getClassLoader();\r
-            java.net.URL url = javax.help.HelpSet.findHelpSet(cl, "help/help");\r
-            javax.help.HelpSet hs = new javax.help.HelpSet(cl, url);\r
-\r
-            javax.help.HelpBroker hb = hs.createHelpBroker();\r
-            hb.setCurrentID("home");\r
-            hb.setDisplayed(true);\r
-        }\r
-        catch (Exception ex)\r
-        {\r
-            ex.printStackTrace();\r
-        }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    protected void preferences_actionPerformed(ActionEvent e)\r
-    {\r
-        new Preferences();\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void saveState_actionPerformed(ActionEvent e)\r
-    {\r
-        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(\r
-                    "LAST_DIRECTORY"), new String[] { "jar" },\r
-                new String[] { "Jalview Project" }, "Jalview Project");\r
-\r
-        chooser.setFileView(new JalviewFileView());\r
-        chooser.setDialogTitle("Save State");\r
-\r
-        int value = chooser.showSaveDialog(this);\r
-\r
-        if (value == JalviewFileChooser.APPROVE_OPTION)\r
-        {\r
-            java.io.File choice = chooser.getSelectedFile();\r
-            jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice.getParent());\r
-            new Jalview2XML().SaveState(choice);\r
-        }\r
-    }\r
-\r
-    /**\r
-     * DOCUMENT ME!\r
-     *\r
-     * @param e DOCUMENT ME!\r
-     */\r
-    public void loadState_actionPerformed(ActionEvent e)\r
-    {\r
-        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(\r
-                    "LAST_DIRECTORY"), new String[] { "jar" },\r
-                new String[] { "Jalview Project" }, "Jalview Project");\r
-        chooser.setFileView(new JalviewFileView());\r
-        chooser.setDialogTitle("Restore state");\r
-\r
-        int value = chooser.showOpenDialog(this);\r
-\r
-        if (value == JalviewFileChooser.APPROVE_OPTION)\r
-        {\r
-            String choice = chooser.getSelectedFile().getAbsolutePath();\r
-            jalview.bin.Cache.setProperty("LAST_DIRECTORY",\r
-                chooser.getSelectedFile().getParent());\r
-            new Jalview2XML().LoadJalviewAlign(choice);\r
-        }\r
-    }\r
-\r
-  /*  public void vamsasLoad_actionPerformed(ActionEvent e)\r
-    {\r
-      JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.\r
-          getProperty("LAST_DIRECTORY"));\r
-\r
-      chooser.setFileView(new JalviewFileView());\r
-      chooser.setDialogTitle("Load Vamsas file");\r
-      chooser.setToolTipText("Import");\r
-\r
-      int value = chooser.showOpenDialog(this);\r
-\r
-      if (value == JalviewFileChooser.APPROVE_OPTION)\r
-      {\r
-        jalview.io.VamsasDatastore vs = new jalview.io.VamsasDatastore(null);\r
-        vs.load(\r
-            chooser.getSelectedFile().getAbsolutePath()\r
-            );\r
-      }\r
-\r
-    }*/\r
-\r
-\r
-    public void inputSequence_actionPerformed(ActionEvent e)\r
-    {\r
-      new SequenceFetcher(null);\r
-    }\r
-\r
-    JPanel progressPanel;\r
-\r
-    public void startLoading(final String fileName)\r
-    {\r
-      if (fileLoadingCount == 0)\r
-      {\r
-        progressPanel = new JPanel(new BorderLayout());\r
-        JProgressBar progressBar = new JProgressBar();\r
-        progressBar.setIndeterminate(true);\r
-\r
-        progressPanel.add(new JLabel("Loading File: " + fileName + "   "),\r
-                          BorderLayout.WEST);\r
-\r
-        progressPanel.add(progressBar, BorderLayout.CENTER);\r
-\r
-        instance.getContentPane().add(progressPanel, BorderLayout.SOUTH);\r
-      }\r
-      fileLoadingCount++;\r
-      validate();\r
-    }\r
-\r
-    public void stopLoading()\r
-    {\r
-      fileLoadingCount--;\r
-      if (fileLoadingCount < 1)\r
-      {\r
-        if(progressPanel!=null)\r
-        {\r
-          this.getContentPane().remove(progressPanel);\r
-          progressPanel = null;\r
-        }\r
-        fileLoadingCount = 0;\r
-      }\r
-      validate();\r
-    }\r
-\r
-    public static int getViewCount(String viewId)\r
-    {\r
-      int count = 0;\r
-      JInternalFrame[] frames = Desktop.desktop.getAllFrames();\r
-      for (int t = 0; t < frames.length; t++)\r
-      {\r
-        if (frames[t] instanceof AlignFrame)\r
-        {\r
-          AlignFrame af = (AlignFrame) frames[t];\r
-          for(int a=0; a<af.alignPanels.size(); a++)\r
-          {\r
-            if(viewId.equals(\r
-                ((AlignmentPanel)af.alignPanels.elementAt(a)).av.getSequenceSetId() )\r
-                )\r
-            count ++;\r
-          }\r
-        }\r
-      }\r
-\r
-      return count;\r
-    }\r
-\r
-    public void explodeViews(AlignFrame af)\r
-    {\r
-      int size = af.alignPanels.size();\r
-      if(size<2)\r
-        return;\r
-      af.closeMenuItem_actionPerformed(null);\r
-\r
-      for(int i=0; i<size; i++)\r
-      {\r
-        AlignmentPanel ap = (AlignmentPanel)af.alignPanels.elementAt(i);\r
-        AlignFrame newaf = new AlignFrame(ap);\r
-        if(ap.av.explodedPosition!=null)\r
-          newaf.setBounds(ap.av.explodedPosition);\r
-\r
-        ap.av.gatherViewsHere = false;\r
-\r
-        PaintRefresher.Register(ap.seqPanel.seqCanvas, ap.av.getSequenceSetId());\r
-        PaintRefresher.Register(ap.idPanel.idCanvas, ap.av.getSequenceSetId());\r
-        PaintRefresher.Register(ap, ap.av.getSequenceSetId());\r
-\r
-\r
-        newaf.viewport = ap.av;\r
-        addInternalFrame(newaf, af.getTitle(),\r
-                         AlignFrame.DEFAULT_WIDTH,\r
-                         AlignFrame.DEFAULT_HEIGHT);\r
-      }\r
-\r
-    }\r
-\r
-    public void gatherViews(AlignFrame source)\r
-    {\r
-      source.viewport.gatherViewsHere = true;\r
-      source.viewport.explodedPosition = source.getBounds();\r
-      JInternalFrame[] frames = Desktop.desktop.getAllFrames();\r
-      String viewId = source.viewport.sequenceSetID;\r
-\r
-      for (int t = 0; t < frames.length; t++)\r
-      {\r
-        if (frames[t] instanceof AlignFrame && frames[t] != source)\r
-        {\r
-          AlignFrame af = (AlignFrame) frames[t];\r
-          boolean gatherThis = false;\r
-          for (int a = 0; a < af.alignPanels.size(); a++)\r
-          {\r
-            AlignmentPanel ap = (AlignmentPanel) af.alignPanels.elementAt(a);\r
-            if (viewId.equals(ap.av.getSequenceSetId()))\r
-            {\r
-              gatherThis = true;\r
-              ap.av.gatherViewsHere = false;\r
-              ap.av.explodedPosition = af.getBounds();\r
-              source.addAlignmentPanel(ap);\r
-            }\r
-          }\r
-          if (gatherThis)\r
-            af.closeMenuItem_actionPerformed(null);\r
-        }\r
-      }\r
-\r
-    }\r
-\r
-\r
-}\r
-\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer
+ * Copyright (C) 2006 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+package jalview.gui;
+
+import jalview.io.*;
+
+import java.awt.*;
+import java.awt.datatransfer.*;
+import java.awt.dnd.*;
+import java.awt.event.*;
+import java.util.*;
+
+import javax.swing.*;
+
+
+/**
+ * DOCUMENT ME!
+ *
+ * @author $author$
+ * @version $Revision$
+ */
+public class Desktop extends jalview.jbgui.GDesktop
+    implements DropTargetListener, ClipboardOwner
+{
+    /** DOCUMENT ME!! */
+    public static Desktop instance;
+    public static JDesktopPane desktop;
+    static int openFrameCount = 0;
+    static final int xOffset = 30;
+    static final int yOffset = 30;
+    public static jalview.ws.Discoverer discoverer;
+
+    public static Object [] jalviewClipboard;
+
+    static int fileLoadingCount= 0;
+
+    /**
+     * Creates a new Desktop object.
+     */
+    public Desktop()
+    {
+        instance = this;
+        doVamsasClientCheck();
+        Image image = null;
+
+        try
+        {
+            java.net.URL url = getClass().getResource("/images/logo.gif");
+
+            if (url != null)
+            {
+                image = java.awt.Toolkit.getDefaultToolkit().createImage(url);
+
+                MediaTracker mt = new MediaTracker(this);
+                mt.addImage(image, 0);
+                mt.waitForID(0);
+                setIconImage(image);
+            }
+        }
+        catch (Exception ex)
+        {
+        }
+
+        setTitle("Jalview "+jalview.bin.Cache.getProperty("VERSION"));
+        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        desktop = new JDesktopPane();
+        desktop.setBackground(Color.white);
+        getContentPane().setLayout(new BorderLayout());
+        getContentPane().add(desktop, BorderLayout.CENTER);
+        desktop.setDragMode(JDesktopPane.OUTLINE_DRAG_MODE);
+
+        // This line prevents Windows Look&Feel resizing all new windows to maximum
+        // if previous window was maximised
+        desktop.setDesktopManager(new DefaultDesktopManager());
+
+        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
+        String x = jalview.bin.Cache.getProperty("SCREEN_X");
+        String y = jalview.bin.Cache.getProperty("SCREEN_Y");
+        String width = jalview.bin.Cache.getProperty("SCREEN_WIDTH");
+        String height = jalview.bin.Cache.getProperty("SCREEN_HEIGHT");
+
+        if ((x != null) && (y != null) && (width != null) && (height != null))
+        {
+            setBounds(Integer.parseInt(x), Integer.parseInt(y),
+                Integer.parseInt(width), Integer.parseInt(height));
+        }
+        else
+        {
+            setBounds((int) (screenSize.width - 900) / 2,
+                (int) (screenSize.height - 650) / 2, 900, 650);
+        }
+
+        this.addWindowListener(new WindowAdapter()
+            {
+                public void windowClosing(WindowEvent evt)
+                {
+                    quit();
+                }
+            });
+
+        this.setDropTarget(new java.awt.dnd.DropTarget(desktop, this));
+
+        /////////Add a splashscreen on startup
+        /////////Add a splashscreen on startup
+        JInternalFrame frame = new JInternalFrame();
+
+        SplashScreen splash = new SplashScreen(frame, image);
+        frame.setContentPane(splash);
+        frame.setLayer(JLayeredPane.PALETTE_LAYER);
+        frame.setLocation((int) ((getWidth() - 750) / 2),
+            (int) ((getHeight() - 160) / 2));
+
+        addInternalFrame(frame, "", 750, 160, false);
+
+        discoverer=new jalview.ws.Discoverer(); // Only gets started if gui is displayed.
+    }
+
+    private void doVamsasClientCheck() {
+      if (jalview.bin.Cache.vamsasJarsPresent()) {
+        VamsasMenu.setVisible(true);
+        vamsasLoad.setVisible(true);
+      }
+
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param frame DOCUMENT ME!
+     * @param title DOCUMENT ME!
+     * @param w DOCUMENT ME!
+     * @param h DOCUMENT ME!
+     */
+    public static synchronized void addInternalFrame(final JInternalFrame frame,
+        String title, int w, int h)
+    {
+        addInternalFrame(frame, title, w, h, true);
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param frame DOCUMENT ME!
+     * @param title DOCUMENT ME!
+     * @param w DOCUMENT ME!
+     * @param h DOCUMENT ME!
+     * @param resizable DOCUMENT ME!
+     */
+    public static synchronized void addInternalFrame(final JInternalFrame frame,
+        String title, int w, int h, boolean resizable)
+    {
+
+      frame.setTitle(title);
+      if(frame.getWidth()<1 || frame.getHeight()<1)
+      {
+        frame.setSize(w, h);
+      }
+      // THIS IS A PUBLIC STATIC METHOD, SO IT MAY BE CALLED EVEN IN
+      // A HEADLESS STATE WHEN NO DESKTOP EXISTS. MUST RETURN
+      // IF JALVIEW IS RUNNING HEADLESS
+      /////////////////////////////////////////////////
+      if (System.getProperty("java.awt.headless") != null
+          && System.getProperty("java.awt.headless").equals("true"))
+      {
+        return;
+      }
+
+
+        openFrameCount++;
+
+        frame.setVisible(true);
+        frame.setClosable(true);
+        frame.setResizable(resizable);
+        frame.setMaximizable(resizable);
+        frame.setIconifiable(resizable);
+        frame.setFrameIcon(null);
+
+        if (frame.getX()<1 && frame.getY()<1)
+       {
+         frame.setLocation(xOffset * openFrameCount, yOffset * ((openFrameCount-1)%10)+yOffset);
+       }
+
+        final JMenuItem menuItem = new JMenuItem(title);
+        frame.addInternalFrameListener(new javax.swing.event.InternalFrameAdapter()
+            {
+              public void internalFrameActivated(javax.swing.event.
+                                                 InternalFrameEvent evt)
+              {
+                JInternalFrame itf = desktop.getSelectedFrame();
+                if (itf != null)
+                  itf.requestFocus();
+
+              }
+
+                public void internalFrameClosed(
+                    javax.swing.event.InternalFrameEvent evt)
+                {
+                    openFrameCount--;
+                    windowMenu.remove(menuItem);
+                    JInternalFrame itf = desktop.getSelectedFrame();
+                       if (itf != null)
+                        itf.requestFocus();
+                }
+                ;
+            });
+
+        menuItem.addActionListener(new ActionListener()
+            {
+                public void actionPerformed(ActionEvent e)
+                {
+                    try
+                    {
+                        frame.setSelected(true);
+                        frame.setIcon(false);
+                    }
+                    catch (java.beans.PropertyVetoException ex)
+                    {
+
+                    }
+                }
+            });
+
+        windowMenu.add(menuItem);
+
+        desktop.add(frame);
+        frame.toFront();
+        try{
+          frame.setSelected(true);
+          frame.requestFocus();
+        }catch(java.beans.PropertyVetoException ve)
+        {}
+    }
+
+    public void lostOwnership(Clipboard clipboard, Transferable contents)
+    {
+      Desktop.jalviewClipboard = null;
+    }
+
+    public void dragEnter(DropTargetDragEvent evt)
+    {}
+
+    public void dragExit(DropTargetEvent evt)
+    {}
+
+    public void dragOver(DropTargetDragEvent evt)
+    {}
+
+    public void dropActionChanged(DropTargetDragEvent evt)
+    {}
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param evt DOCUMENT ME!
+     */
+    public void drop(DropTargetDropEvent evt)
+    {
+        Transferable t = evt.getTransferable();
+        java.util.List files = null;
+
+        try
+        {
+          DataFlavor uriListFlavor = new DataFlavor("text/uri-list;class=java.lang.String");
+          if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor))
+          {
+            //Works on Windows and MacOSX
+            evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
+            files = (java.util.List) t.getTransferData(DataFlavor.javaFileListFlavor);
+          }
+          else if (t.isDataFlavorSupported(uriListFlavor))
+          {
+            // This is used by Unix drag system
+            evt.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
+            String data = (String) t.getTransferData(uriListFlavor);
+            files = new java.util.ArrayList(1);
+            for (java.util.StringTokenizer st = new java.util.StringTokenizer(
+                data,
+                "\r\n");
+                 st.hasMoreTokens(); )
+            {
+              String s = st.nextToken();
+              if (s.startsWith("#"))
+              {
+                // the line is a comment (as per the RFC 2483)
+                continue;
+              }
+
+              java.net.URI uri = new java.net.URI(s);
+              java.io.File file = new java.io.File(uri);
+              files.add(file);
+            }
+          }
+        }
+        catch (Exception e)
+        {
+          e.printStackTrace();
+        }
+
+        if (files != null)
+        {
+          try
+          {
+            for (int i = 0; i < files.size(); i++)
+            {
+              String file = files.get(i).toString();
+              String protocol = FormatAdapter.FILE;
+              String format = null;
+
+              if (file.endsWith(".jar"))
+              {
+                format = "Jalview";
+
+              }
+              else
+              {
+                format = new IdentifyFile().Identify(file,
+                                                          protocol);
+              }
+
+
+              new FileLoader().LoadFile(file, protocol, format);
+
+            }
+          }
+          catch (Exception ex)
+          {
+            ex.printStackTrace();
+          }
+        }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void inputLocalFileMenuItem_actionPerformed(AlignViewport viewport)
+    {
+        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(
+                    "LAST_DIRECTORY"),
+                new String[]
+                {
+                    "fa, fasta, fastq", "aln", "pfam", "msf", "pir", "blc",
+                    "jar"
+                },
+                new String[]
+                {
+                    "Fasta", "Clustal", "PFAM", "MSF", "PIR", "BLC", "Jalview"
+                }, jalview.bin.Cache.getProperty("DEFAULT_FILE_FORMAT"));
+
+        chooser.setFileView(new JalviewFileView());
+        chooser.setDialogTitle("Open local file");
+        chooser.setToolTipText("Open");
+
+        int value = chooser.showOpenDialog(this);
+
+        if (value == JalviewFileChooser.APPROVE_OPTION)
+        {
+            String choice = chooser.getSelectedFile().getPath();
+            jalview.bin.Cache.setProperty("LAST_DIRECTORY",
+                chooser.getSelectedFile().getParent());
+
+            String format = null;
+            if (chooser.getSelectedFormat().equals("Jalview"))
+            {
+                format = "Jalview";
+            }
+            else
+            {
+                format = new IdentifyFile().Identify(choice, FormatAdapter.FILE);
+            }
+
+            if (viewport != null)
+              new FileLoader().LoadFile(viewport, choice, FormatAdapter.FILE, format);
+            else
+              new FileLoader().LoadFile(choice, FormatAdapter.FILE, format);
+        }
+    }
+
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void inputURLMenuItem_actionPerformed(AlignViewport viewport)
+    {
+      // This construct allows us to have a wider textfield
+      // for viewing
+      JLabel label = new JLabel("Enter URL of Input File");
+      final JComboBox history = new JComboBox();
+
+      JPanel panel = new JPanel(new GridLayout(2,1));
+      panel.add(label);
+      panel.add(history);
+      history.setPreferredSize(new Dimension(400,20));
+      history.setEditable(true);
+      history.addItem("http://www.");
+
+      String historyItems = jalview.bin.Cache.getProperty("RECENT_URL");
+
+      StringTokenizer st;
+
+      if (historyItems != null)
+      {
+        st = new StringTokenizer(historyItems, "\t");
+
+        while (st.hasMoreTokens())
+        {
+          history.addItem(st.nextElement());
+        }
+      }
+
+       int reply = JOptionPane.showInternalConfirmDialog(desktop,
+          panel, "Input Alignment From URL",
+          JOptionPane.OK_CANCEL_OPTION );
+
+
+        if (reply != JOptionPane.OK_OPTION )
+        {
+            return;
+        }
+
+        String url = history.getSelectedItem().toString();
+
+        if (url.toLowerCase().endsWith(".jar"))
+        {
+          if (viewport != null)
+            new FileLoader().LoadFile(viewport, url, FormatAdapter.URL, "Jalview");
+          else
+            new FileLoader().LoadFile(url, FormatAdapter.URL, "Jalview");
+        }
+        else
+        {
+          String format = new IdentifyFile().Identify(url, FormatAdapter.URL);
+
+          if (format.equals("URL NOT FOUND"))
+          {
+            JOptionPane.showInternalMessageDialog(Desktop.desktop,
+                                                  "Couldn't locate " + url,
+                                                  "URL not found",
+                                                  JOptionPane.WARNING_MESSAGE);
+
+            return;
+          }
+
+          if (viewport != null)
+            new FileLoader().LoadFile(viewport, url, FormatAdapter.URL, format);
+          else
+            new FileLoader().LoadFile(url, FormatAdapter.URL, format);
+        }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void inputTextboxMenuItem_actionPerformed(AlignViewport viewport)
+    {
+        CutAndPasteTransfer cap = new CutAndPasteTransfer();
+        cap.setForInput(viewport);
+        Desktop.addInternalFrame(cap, "Cut & Paste Alignment File", 600, 500);
+    }
+
+    /*
+     * Exit the program
+     */
+    public void quit()
+    {
+        jalview.bin.Cache.setProperty("SCREEN_X", getBounds().x + "");
+        jalview.bin.Cache.setProperty("SCREEN_Y", getBounds().y + "");
+        jalview.bin.Cache.setProperty("SCREEN_WIDTH", getWidth() + "");
+        jalview.bin.Cache.setProperty("SCREEN_HEIGHT", getHeight() + "");
+        System.exit(0);
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void aboutMenuItem_actionPerformed(ActionEvent e)
+    {
+      StringBuffer message = new StringBuffer("JalView version " +
+                                              jalview.bin.Cache.getProperty(
+          "VERSION") +
+                                              "; last updated: " +
+                                              jalview.bin.
+                                              Cache.getDefault("BUILD_DATE", "unknown"));
+
+      if (!jalview.bin.Cache.getProperty("LATEST_VERSION").equals(
+          jalview.bin.Cache.getProperty("VERSION")))
+      {
+        message.append("\n\n!! Jalview version "
+                       + jalview.bin.Cache.getProperty("LATEST_VERSION")
+                       + " is available for download from http://www.jalview.org !!\n");
+
+      }
+
+      message.append( "\nAuthors:  Michele Clamp, James Cuff, Steve Searle, Andrew Waterhouse, Jim Procter & Geoff Barton." +
+            "\nCurrent development managed by Andrew Waterhouse; Barton Group, University of Dundee." +
+            "\nFor all issues relating to Jalview, email help@jalview.org" +
+            "\n\nIf  you use JalView, please cite:" +
+            "\n\"Clamp, M., Cuff, J., Searle, S. M. and Barton, G. J. (2004), The Jalview Java Alignment Editor\"" +
+            "\nBioinformatics,  2004 20;426-7.");
+
+        JOptionPane.showInternalMessageDialog(Desktop.desktop,
+
+           message.toString(), "About Jalview",
+            JOptionPane.INFORMATION_MESSAGE);
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void documentationMenuItem_actionPerformed(ActionEvent e)
+    {
+        try
+        {
+            ClassLoader cl = jalview.gui.Desktop.class.getClassLoader();
+            java.net.URL url = javax.help.HelpSet.findHelpSet(cl, "help/help");
+            javax.help.HelpSet hs = new javax.help.HelpSet(cl, url);
+
+            javax.help.HelpBroker hb = hs.createHelpBroker();
+            hb.setCurrentID("home");
+            hb.setDisplayed(true);
+        }
+        catch (Exception ex)
+        {
+            ex.printStackTrace();
+        }
+    }
+
+    public void closeAll_actionPerformed(ActionEvent e)
+    {
+      JInternalFrame [] frames = desktop.getAllFrames();
+      for(int i=0; i<frames.length; i++)
+      {
+        try{
+        frames[i].setClosed(true);
+      }catch(java.beans.PropertyVetoException ex){}
+      }
+    }
+
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    protected void preferences_actionPerformed(ActionEvent e)
+    {
+        new Preferences();
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void saveState_actionPerformed(ActionEvent e)
+    {
+        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(
+                    "LAST_DIRECTORY"), new String[] { "jar" },
+                new String[] { "Jalview Project" }, "Jalview Project");
+
+        chooser.setFileView(new JalviewFileView());
+        chooser.setDialogTitle("Save State");
+
+        int value = chooser.showSaveDialog(this);
+
+        if (value == JalviewFileChooser.APPROVE_OPTION)
+        {
+            java.io.File choice = chooser.getSelectedFile();
+            jalview.bin.Cache.setProperty("LAST_DIRECTORY", choice.getParent());
+            new Jalview2XML().SaveState(choice);
+        }
+    }
+
+    /**
+     * DOCUMENT ME!
+     *
+     * @param e DOCUMENT ME!
+     */
+    public void loadState_actionPerformed(ActionEvent e)
+    {
+        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.getProperty(
+                    "LAST_DIRECTORY"), new String[] { "jar" },
+                new String[] { "Jalview Project" }, "Jalview Project");
+        chooser.setFileView(new JalviewFileView());
+        chooser.setDialogTitle("Restore state");
+
+        int value = chooser.showOpenDialog(this);
+
+        if (value == JalviewFileChooser.APPROVE_OPTION)
+        {
+            String choice = chooser.getSelectedFile().getAbsolutePath();
+            jalview.bin.Cache.setProperty("LAST_DIRECTORY",
+                chooser.getSelectedFile().getParent());
+            new Jalview2XML().LoadJalviewAlign(choice);
+        }
+    }
+
+  /*  public void vamsasLoad_actionPerformed(ActionEvent e)
+    {
+      JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.
+          getProperty("LAST_DIRECTORY"));
+
+      chooser.setFileView(new JalviewFileView());
+      chooser.setDialogTitle("Load Vamsas file");
+      chooser.setToolTipText("Import");
+
+      int value = chooser.showOpenDialog(this);
+
+      if (value == JalviewFileChooser.APPROVE_OPTION)
+      {
+        jalview.io.VamsasDatastore vs = new jalview.io.VamsasDatastore(null);
+        vs.load(
+            chooser.getSelectedFile().getAbsolutePath()
+            );
+      }
+
+    }*/
+
+
+    public void inputSequence_actionPerformed(ActionEvent e)
+    {
+      new SequenceFetcher(null);
+    }
+
+    JPanel progressPanel;
+
+    public void startLoading(final String fileName)
+    {
+      if (fileLoadingCount == 0)
+      {
+        progressPanel = new JPanel(new BorderLayout());
+        JProgressBar progressBar = new JProgressBar();
+        progressBar.setIndeterminate(true);
+
+        progressPanel.add(new JLabel("Loading File: " + fileName + "   "),
+                          BorderLayout.WEST);
+
+        progressPanel.add(progressBar, BorderLayout.CENTER);
+
+        instance.getContentPane().add(progressPanel, BorderLayout.SOUTH);
+      }
+      fileLoadingCount++;
+      validate();
+    }
+
+    public void stopLoading()
+    {
+      fileLoadingCount--;
+      if (fileLoadingCount < 1)
+      {
+        if(progressPanel!=null)
+        {
+          this.getContentPane().remove(progressPanel);
+          progressPanel = null;
+        }
+        fileLoadingCount = 0;
+      }
+      validate();
+    }
+
+    public static int getViewCount(String viewId)
+    {
+      int count = 0;
+      JInternalFrame[] frames = Desktop.desktop.getAllFrames();
+      for (int t = 0; t < frames.length; t++)
+      {
+        if (frames[t] instanceof AlignFrame)
+        {
+          AlignFrame af = (AlignFrame) frames[t];
+          for(int a=0; a<af.alignPanels.size(); a++)
+          {
+            if(viewId.equals(
+                ((AlignmentPanel)af.alignPanels.elementAt(a)).av.getSequenceSetId() )
+                )
+            count ++;
+          }
+        }
+      }
+
+      return count;
+    }
+
+    public void explodeViews(AlignFrame af)
+    {
+      int size = af.alignPanels.size();
+      if(size<2)
+        return;
+
+      for(int i=0; i<size; i++)
+      {
+        AlignmentPanel ap = (AlignmentPanel)af.alignPanels.elementAt(i);
+        AlignFrame newaf = new AlignFrame(ap);
+        if(ap.av.explodedPosition!=null)
+          newaf.setBounds(ap.av.explodedPosition);
+
+        ap.av.gatherViewsHere = false;
+
+        addInternalFrame(newaf, af.getTitle(),
+                         AlignFrame.DEFAULT_WIDTH,
+                         AlignFrame.DEFAULT_HEIGHT);
+      }
+
+      af.alignPanels.clear();
+      af.closeMenuItem_actionPerformed(true);
+
+    }
+
+    public void gatherViews(AlignFrame source)
+    {
+      source.viewport.gatherViewsHere = true;
+      source.viewport.explodedPosition = source.getBounds();
+      JInternalFrame[] frames = desktop.getAllFrames();
+      String viewId = source.viewport.sequenceSetID;
+
+      for (int t = 0; t < frames.length; t++)
+      {
+        if (frames[t] instanceof AlignFrame && frames[t] != source)
+        {
+          AlignFrame af = (AlignFrame) frames[t];
+          boolean gatherThis = false;
+          for (int a = 0; a < af.alignPanels.size(); a++)
+          {
+            AlignmentPanel ap = (AlignmentPanel) af.alignPanels.elementAt(a);
+            if (viewId.equals(ap.av.getSequenceSetId()))
+            {
+              gatherThis = true;
+              ap.av.gatherViewsHere = false;
+              ap.av.explodedPosition = af.getBounds();
+              source.addAlignmentPanel(ap, false);
+            }
+          }
+
+          if (gatherThis)
+          {
+            af.alignPanels.clear();
+            af.closeMenuItem_actionPerformed(true);
+          }
+        }
+      }
+
+    }
+
+    jalview.gui.VamsasClient v_client=null;
+    public void vamsasLoad_actionPerformed(ActionEvent e)
+    {
+      if (v_client==null) {
+        // Start a session.
+        JalviewFileChooser chooser = new JalviewFileChooser(jalview.bin.Cache.
+            getProperty("LAST_DIRECTORY"));
+
+        chooser.setFileView(new JalviewFileView());
+        chooser.setDialogTitle("Load Vamsas file");
+        chooser.setToolTipText("Import");
+
+        int value = chooser.showOpenDialog(this);
+
+        if (value == JalviewFileChooser.APPROVE_OPTION)
+        {
+          v_client = new jalview.gui.VamsasClient(this,
+              chooser.getSelectedFile());
+          this.vamsasLoad.setText("Session Update");
+          this.vamsasStop.setVisible(true);
+          v_client.initial_update();
+          v_client.startWatcher();
+        }
+      } else {
+        // store current data in session.
+        v_client.push_update();
+      }
+    }
+    public void vamsasStop_actionPerformed(ActionEvent e) {
+      if (v_client!=null) {
+        v_client.end_session();
+        v_client=null;
+        this.vamsasStop.setVisible(false);
+        this.vamsasLoad.setText("Start Vamsas Session...");
+      }
+    }
+    /**
+     * hide vamsas user gui bits when a vamsas document event is being handled.
+     * @param b true to hide gui, false to reveal gui
+     */
+    public void setVamsasUpdate(boolean b) {
+      jalview.bin.Cache.log.debug("Setting gui for Vamsas update "+(b ? "in progress" : "finished"));
+      vamsasLoad.setVisible(!b);
+      vamsasStop.setVisible(!b);
+
+    }
+}
+