SliderPanel added, edit is by mouse click
[jalview.git] / src / jalview / gui / AlignFrame.java
index 8af52d0..ec75ee5 100755 (executable)
@@ -16,14 +16,18 @@ import jalview.schemes.*;
 import jalview.datamodel.*;\r
 import jalview.analysis.*;\r
 import jalview.io.*;\r
-import java.awt.event.*;\r
+import MCview.*;\r
 import java.awt.*;\r
+import java.awt.event.*;\r
+import java.awt.print.*;\r
 import javax.swing.*;\r
+import javax.swing.event.*;\r
+import java.util.*;\r
 \r
 public class AlignFrame extends GAlignFrame\r
 {\r
-  AlignmentPanel alignPanel;\r
-  AlignViewport viewport;\r
+  final AlignmentPanel alignPanel;\r
+  final AlignViewport viewport;\r
   public AlignFrame(AlignmentI al)\r
   {\r
     super();\r
@@ -67,15 +71,42 @@ public class AlignFrame extends GAlignFrame
 \r
   protected void htmlMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    HTMLOutput htmlOutput = new HTMLOutput(viewport.getAlignment(), alignPanel.seqPanel.getColourScheme());\r
+    HTMLOutput htmlOutput = new HTMLOutput(viewport);\r
     htmlOutput = null;\r
   }\r
 \r
-  public void saveAsPostscriptMenuItem_actionPerformed(ActionEvent e)\r
+  public void printMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    //Putting in a thread avoids Swing painting problems\r
+    PrintThread thread = new PrintThread();\r
+    thread.start();\r
+  }\r
+\r
+  class PrintThread extends Thread\r
   {\r
+    public void run()\r
+    {\r
+      PrinterJob printJob = PrinterJob.getPrinterJob();\r
+      PageFormat pf = printJob.pageDialog(printJob.defaultPage());\r
+      printJob.setPrintable(alignPanel, pf);\r
+      if (printJob.printDialog())\r
+      {\r
+        try\r
+        {\r
+          printJob.print();\r
+        }\r
+        catch (Exception PrintException)\r
+        {\r
+          PrintException.printStackTrace();\r
+        }\r
+      }\r
+    }\r
 \r
   }\r
 \r
+\r
+\r
+\r
   public void closeMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     try{\r
@@ -83,16 +114,93 @@ public class AlignFrame extends GAlignFrame
     }catch(Exception ex){}\r
   }\r
 \r
-  public void groupsMenuItem_actionPerformed(ActionEvent e)\r
+  ArrayList  historyList = new ArrayList();\r
+  ArrayList redoList = new ArrayList();\r
+\r
+  void updateEditMenuBar()\r
   {\r
+    if(historyList.size()>0)\r
+     {\r
+       undoMenuItem.setEnabled(true);\r
+       Object [] history = (Object[])historyList.get(0);\r
+       undoMenuItem.setText("Undo "+history[0]);\r
+     }\r
+    else\r
+    {\r
+      undoMenuItem.setEnabled(false);\r
+      undoMenuItem.setText("Undo");\r
+    }\r
 \r
+    if(redoList.size()>0)\r
+     {\r
+       redoMenuItem.setEnabled(true);\r
+       Object [] history = (Object[])redoList.get(0);\r
+       redoMenuItem.setText("Redo "+history[0]);\r
+     }\r
+    else\r
+    {\r
+      redoMenuItem.setEnabled(false);\r
+      redoMenuItem.setText("Redo");\r
+    }\r
   }\r
 \r
-  public void groupEditingMenuItem_actionPerformed(ActionEvent e)\r
+  public void addHistoryItem(String type)\r
   {\r
+    // must make sure we add new sequence objects her, not refs to the existing sequences\r
+    redoList.clear();\r
+    SequenceI[] seq = new SequenceI[viewport.getAlignment().getHeight()];\r
+    for(int i=0; i<viewport.getAlignment().getHeight(); i++)\r
+    {\r
+      seq[i] = new Sequence( viewport.getAlignment().getSequenceAt(i).getName(),\r
+                             viewport.getAlignment().getSequenceAt(i).getSequence());\r
+    }\r
 \r
+    historyList.add(0, new Object[]{type,  seq} );\r
+    updateEditMenuBar();\r
   }\r
 \r
+  protected void undoMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    Object [] history = (Object[])historyList.remove(0);\r
+    // add the redo state before continuing!!\r
+    SequenceI[] seq = new SequenceI[viewport.getAlignment().getHeight()];\r
+    for (int i = 0; i < viewport.getAlignment().getHeight(); i++)\r
+    {\r
+      seq[i] = new Sequence(viewport.getAlignment().getSequenceAt(i).getName(),\r
+                            viewport.getAlignment().getSequenceAt(i).\r
+                            getSequence());\r
+    }\r
+    /////////\r
+\r
+    redoList.add(0, new Object[] {history[0], seq});\r
+\r
+      seq = (SequenceI[]) history[1];\r
+      viewport.setAlignment( new Alignment(seq) );\r
+      updateEditMenuBar();\r
+      alignPanel.RefreshPanels();\r
+  }\r
+\r
+\r
+  protected void redoMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+     Object [] history = (Object[])redoList.remove(0);\r
+     SequenceI[] seq = (SequenceI[]) history[1];\r
+     viewport.setAlignment( new Alignment(seq) );\r
+     updateEditMenuBar();\r
+     alignPanel.RefreshPanels();\r
+  }\r
+\r
+\r
+  public void groupsMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    GroupEditor geditor = new GroupEditor(viewport, alignPanel);\r
+    JInternalFrame frame = new JInternalFrame();\r
+    frame.setContentPane(geditor);\r
+    Desktop.addInternalFrame(frame, "Group editor", 710, 410);\r
+    frame.setResizable(false);\r
+  }\r
+\r
+\r
   public void selectAllSequenceMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     Selection sel = viewport.getSelection();\r
@@ -120,39 +228,6 @@ public class AlignFrame extends GAlignFrame
     PaintRefresher.Refresh(null);\r
   }\r
 \r
-  public void deleteSelectedMenuItem_actionPerformed(ActionEvent e)\r
-  {\r
-    for (int i=0;i < viewport.getSelection().size(); i++)\r
-            viewport.getAlignment().deleteSequence(viewport.getSelection().sequenceAt(i));\r
-\r
-    viewport.getSelection().clear();\r
-    viewport.resetSeqLimits(alignPanel.seqPanel.seqCanvas.getHeight());\r
-    alignPanel.RefreshPanels();\r
-  }\r
-\r
-  public void moveSelectedMenuItem_actionPerformed(ActionEvent e)\r
-  {\r
-    copySelectedMenuItem_actionPerformed(null);\r
-    deleteSelectedMenuItem_actionPerformed(null);\r
-    alignPanel.repaint();\r
-  }\r
-\r
-  public void copySelectedMenuItem_actionPerformed(ActionEvent e)\r
-  {\r
-    if(viewport.getSelection().size()==0)\r
-      return;\r
-\r
-   SequenceI[] s = new Sequence[viewport.getSelection().size()];\r
-   for (int i=0; i < viewport.getSelection().size(); i++) {\r
-     s[i] = new Sequence(viewport.getSelection().sequenceAt(i));\r
-    }\r
-    AlignFrame af = new AlignFrame(new Alignment(s));\r
-\r
-    int newHeight = s.length * af.viewport.getCharHeight() + 200;\r
-    if(newHeight>500)\r
-      newHeight=500;\r
-    Desktop.addInternalFrame(af, "Copied sequences", 700,newHeight);\r
-  }\r
 \r
   public void deselectAllColumnsMenuItem_actionPerformed(ActionEvent e)\r
   {\r
@@ -162,6 +237,7 @@ public class AlignFrame extends GAlignFrame
 \r
   public void remove2LeftMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("delete columns");\r
     ColumnSelection colSel = viewport.getColumnSelection();\r
     if (colSel.size() > 0)\r
     {\r
@@ -174,6 +250,7 @@ public class AlignFrame extends GAlignFrame
 \r
   public void remove2RightMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("delete columns");\r
     ColumnSelection colSel = viewport.getColumnSelection();\r
     if (colSel.size() > 0)\r
     {\r
@@ -188,12 +265,14 @@ public class AlignFrame extends GAlignFrame
 \r
   public void removeGappedColumnMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("delete gapped columns");\r
     viewport.getAlignment().removeGaps();\r
     alignPanel.RefreshPanels();\r
   }\r
 \r
   public void removeAllGapsMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("delete all gaps");\r
     SequenceI current;\r
     int jSize;\r
     for (int i=0; i < viewport.getAlignment().getSequences().size();i++)\r
@@ -214,24 +293,36 @@ public class AlignFrame extends GAlignFrame
 \r
   public void setGapCharMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    String thisChar = "-";\r
-    String nextChar = ".";\r
-    if(viewport.getGapCharacter().equals("-"))\r
+    char thisChar = '-';\r
+    char nextChar = '.';\r
+    if(viewport.getGapCharacter()=='-')\r
     {\r
-      thisChar = ".";\r
-      nextChar = "-";\r
+      thisChar = '.';\r
+      nextChar = '-';\r
     }\r
     setGapCharMenuItem.setText("Set gap character to \""+nextChar+"\"");\r
     viewport.setGapCharacter(thisChar);\r
+    alignPanel.RefreshPanels();\r
+  }\r
+\r
+  public void findMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    JOptionPane op = new JOptionPane();\r
+    JInternalFrame frame =  op.createInternalFrame(this, "Find");\r
+    Finder finder = new Finder(viewport, alignPanel, frame);\r
+    frame.setContentPane(finder);\r
+    frame.setSize(300,110);\r
+    frame.setVisible(true);\r
   }\r
 \r
 \r
+\r
   public void fontNameMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     String fonts[] = java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames();\r
 \r
 \r
-    String selection = JOptionPane.showInputDialog(this,\r
+    String selection = JOptionPane.showInternalInputDialog(this,\r
                                 "Select font",\r
                                 "Font selection",\r
                                 JOptionPane.QUESTION_MESSAGE,\r
@@ -247,7 +338,7 @@ public class AlignFrame extends GAlignFrame
 \r
   public void fontSizeMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    String selection = JOptionPane.showInputDialog(this,\r
+    String selection = JOptionPane.showInternalInputDialog(this,\r
                                 "Select font size",\r
                                 "Font size",\r
                                 JOptionPane.QUESTION_MESSAGE,\r
@@ -262,7 +353,7 @@ public class AlignFrame extends GAlignFrame
 \r
   public void fontStyleMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    String selection = JOptionPane.showInputDialog(this,\r
+    String selection = JOptionPane.showInternalInputDialog(this,\r
                                 "Select font style",\r
                                 "Font style",\r
                                 JOptionPane.QUESTION_MESSAGE,\r
@@ -278,8 +369,8 @@ public class AlignFrame extends GAlignFrame
 \r
   protected void colourTextMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    viewport.setColourText( colourTextMenuItem.isSelected() );\r
-    alignPanel.RefreshPanels();\r
+      viewport.setColourText( colourTextMenuItem.isSelected() );\r
+      alignPanel.RefreshPanels();\r
   }\r
 \r
   void SetFont()\r
@@ -297,6 +388,13 @@ public class AlignFrame extends GAlignFrame
 \r
   }\r
 \r
+  protected void wrapMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    viewport.setWrapAlignment( wrapMenuItem.isSelected() );\r
+    alignPanel.RefreshPanels();\r
+  }\r
+\r
+\r
   public void viewBoxesMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     viewport.setShowBoxes( viewBoxesMenuItem.isSelected() );\r
@@ -310,6 +408,13 @@ public class AlignFrame extends GAlignFrame
   }\r
 \r
 \r
+  protected void renderGapsMenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    viewport.setRenderGaps(renderGapsMenuItem.isSelected());\r
+    alignPanel.RefreshPanels();\r
+  }\r
+\r
+\r
   public void consensusGraphMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     alignPanel.setGraphPanelVisible( consensusGraphMenuItem.isSelected() );\r
@@ -336,76 +441,108 @@ public class AlignFrame extends GAlignFrame
 \r
   }catch(java.lang.OutOfMemoryError ex)\r
    {\r
-     JOptionPane.showMessageDialog(this, "Sequence alignment too large to\nproduce overview image!!",\r
+     JOptionPane.showInternalMessageDialog(this, "Sequence alignment too large to\nproduce overview image!!"\r
+                                   +"\nTry reducing the font size.",\r
                                    "Out of memory", JOptionPane.WARNING_MESSAGE);\r
    }\r
 \r
 \r
   }\r
 \r
+  protected void noColourmenuItem_actionPerformed(ActionEvent e)\r
+  {\r
+    viewport.setGlobalColourScheme( null );\r
+    alignPanel.setColourScheme();\r
+  }\r
+\r
 \r
   public void clustalColour_actionPerformed(ActionEvent e)\r
   {\r
-   // alignPanel.setColourScheme( new ClustalxColourScheme() );\r
+    viewport.setGlobalColourScheme(new ClustalxColourScheme( ));\r
+    alignPanel.setColourScheme(  );\r
   }\r
 \r
   public void zappoColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new ZappoColourScheme() );\r
+    viewport.setGlobalColourScheme(new ZappoColourScheme() );\r
+    alignPanel.setColourScheme(  );\r
   }\r
 \r
   public void taylorColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new TaylorColourScheme() );\r
+    viewport.setGlobalColourScheme(new TaylorColourScheme() );\r
+    alignPanel.setColourScheme(  );\r
   }\r
 \r
 \r
   public void hydrophobicityColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new HydrophobicColourScheme() );\r
+    viewport.setGlobalColourScheme( new HydrophobicColourScheme() );\r
+    alignPanel.setColourScheme( );\r
   }\r
 \r
   public void helixColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.seqPanel.setColourScheme( new HelixColourScheme() );\r
+    viewport.setGlobalColourScheme( new HelixColourScheme()  );\r
+    alignPanel.setColourScheme();\r
   }\r
 \r
+\r
   public void strandColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new StrandColourScheme() );\r
+    viewport.setGlobalColourScheme(new StrandColourScheme() );\r
+    alignPanel.setColourScheme(  );\r
   }\r
 \r
+\r
   public void turnColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new TurnColourScheme() );\r
+    viewport.setGlobalColourScheme(new TurnColourScheme() );\r
+    alignPanel.setColourScheme(  );\r
   }\r
 \r
+\r
   public void buriedColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new BuriedColourScheme() );\r
+    viewport.setGlobalColourScheme( new BuriedColourScheme() );\r
+    alignPanel.setColourScheme( );\r
   }\r
 \r
-  public void conservationColour_actionPerformed(ActionEvent e)\r
+\r
+  protected  void conservationMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    viewport.setConservationSelected(conservationMenuItem.isSelected());\r
+    alignPanel.setColourScheme();\r
 \r
+    if(conservationMenuItem.isSelected())\r
+    {\r
+      SliderPanel sp = new SliderPanel(alignPanel, 30, true, viewport.getGlobalColourScheme());\r
+      JInternalFrame frame = new JInternalFrame();\r
+      frame.setContentPane(sp);\r
+      Desktop.addInternalFrame(frame, "Conservation Colour Increment", 400, 90);\r
+      frame.setMaximizable(false);\r
+    }\r
   }\r
 \r
-  public void conservationColourIncMenuItem_actionPerformed(ActionEvent e)\r
- {\r
-\r
- }\r
 \r
-\r
-  public void abovePIDColour_actionPerformed(ActionEvent e)\r
+  public void abovePIDThreshold_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new PIDColourScheme() );\r
+    if(abovePIDThreshold.isSelected())\r
+    {\r
+      SliderPanel sp = new SliderPanel(alignPanel, 70, false,\r
+                                       viewport.getGlobalColourScheme());\r
+      JInternalFrame frame = new JInternalFrame();\r
+      frame.setContentPane(sp);\r
+      Desktop.addInternalFrame(frame, "Percentage Identity Threshold", 400, 90);\r
+      frame.setMaximizable(false);\r
+    }\r
   }\r
 \r
 \r
   public void userDefinedColour_actionPerformed(ActionEvent e)\r
   {\r
     JInternalFrame frame = new JInternalFrame();\r
-    UserDefinedColours chooser = new UserDefinedColours( frame, alignPanel.seqPanel );\r
+    UserDefinedColours chooser = new UserDefinedColours( frame, alignPanel, null);\r
     frame.setContentPane(chooser);\r
     Desktop.addInternalFrame(frame,"User defined colours", 450,540 );\r
     frame.setResizable(false);\r
@@ -415,43 +552,51 @@ public class AlignFrame extends GAlignFrame
 \r
   public void PIDColour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new PIDColourScheme() );\r
+    viewport.setGlobalColourScheme( new PIDColourScheme() );\r
+    alignPanel.setColourScheme( );\r
   }\r
 \r
+\r
   public void BLOSUM62Colour_actionPerformed(ActionEvent e)\r
   {\r
-    alignPanel.setColourScheme( new Blosum62ColourScheme(viewport) );\r
+    viewport.setGlobalColourScheme( new Blosum62ColourScheme(viewport)  );\r
+    alignPanel.setColourScheme();\r
   }\r
 \r
 \r
+\r
   protected void schemeKeyMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    ColourKey colourKey = new ColourKey( alignPanel.seqPanel.getColourScheme() );\r
+    ColourKey colourKey = new ColourKey( viewport.getGlobalColourScheme() );\r
     Desktop.addInternalFrame(colourKey, "Colour scheme key", 400, 320);\r
   }\r
 \r
 \r
   public void sortPairwiseMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("sort");\r
     AlignmentSorter.sortByPID(viewport.getAlignment(), viewport.getAlignment().getSequenceAt(0));\r
     alignPanel.RefreshPanels();\r
   }\r
 \r
   public void sortIDMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("sort");\r
     AlignmentSorter.sortByID( viewport.getAlignment() );\r
     alignPanel.RefreshPanels();\r
   }\r
 \r
   public void sortGroupMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    AlignmentSorter.sortGroups(viewport.getAlignment());\r
+    addHistoryItem("sort");\r
+    AlignmentSorter.sortByGroup(viewport.getAlignment());\r
     AlignmentSorter.sortGroups(viewport.getAlignment());\r
     alignPanel.RefreshPanels();\r
   }\r
 \r
   public void sortTreeOrderMenuItem_actionPerformed(ActionEvent e)\r
   {\r
+    addHistoryItem("sort");\r
     if(viewport.getCurrentTree()==null)\r
       return;\r
 \r
@@ -467,7 +612,7 @@ public class AlignFrame extends GAlignFrame
   public void pairwiseAlignmentMenuItem_actionPerformed(ActionEvent e)\r
   {\r
     if(viewport.getSelection().size()<2)\r
-      JOptionPane.showMessageDialog(this, "You must select at least 2 sequences.", "Invalid Selection", JOptionPane.WARNING_MESSAGE);\r
+      JOptionPane.showInternalMessageDialog(this, "You must select at least 2 sequences.", "Invalid Selection", JOptionPane.WARNING_MESSAGE);\r
     else\r
     {\r
       JInternalFrame frame = new JInternalFrame();\r
@@ -481,17 +626,25 @@ public class AlignFrame extends GAlignFrame
     if( (viewport.getSelection().size()<4 && viewport.getSelection().size()>0)\r
        || viewport.getAlignment().getHeight()<4)\r
     {\r
-      JOptionPane.showMessageDialog(this, "Principal component analysis must take\n"\r
+      JOptionPane.showInternalMessageDialog(this, "Principal component analysis must take\n"\r
                                     +"at least 4 input sequences.",\r
                                     "Sequence selection insufficient",\r
                                     JOptionPane.WARNING_MESSAGE);\r
       return;\r
     }\r
 \r
-    PCAPanel pcaPanel = new PCAPanel(viewport, null);\r
-    JInternalFrame frame = new JInternalFrame();\r
-    frame.setContentPane(pcaPanel);\r
-    Desktop.addInternalFrame(frame, "Principal component analysis", 400,400);\r
+    try{\r
+      PCAPanel pcaPanel = new PCAPanel(viewport, null);\r
+      JInternalFrame frame = new JInternalFrame();\r
+      frame.setContentPane(pcaPanel);\r
+      Desktop.addInternalFrame(frame, "Principal component analysis", 400, 400);\r
+   }catch(java.lang.OutOfMemoryError ex)\r
+   {\r
+     JOptionPane.showInternalMessageDialog(this, "Too many sequences selected\nfor Principal Component Analysis!!",\r
+                                   "Out of memory", JOptionPane.WARNING_MESSAGE);\r
+   }\r
+\r
+\r
   }\r
 \r
   public void averageDistanceTreeMenuItem_actionPerformed(ActionEvent e)\r
@@ -539,10 +692,51 @@ public class AlignFrame extends GAlignFrame
 \r
   public void clustalAlignMenuItem_actionPerformed(ActionEvent e)\r
   {\r
-    JOptionPane.showMessageDialog(this, "Jalview is currently being reengineered"\r
+    JOptionPane.showInternalMessageDialog(this, "Jalview is currently being reengineered"\r
                                   +"\nwithin the Barton Group, Dundee University."\r
                                   +"\nThis will be available as a web service 2005",\r
                                   "Web service", JOptionPane.INFORMATION_MESSAGE);\r
   }\r
 \r
+  public void pdbTest_actionPerformed(ActionEvent e)\r
+  {\r
+   String reply = JOptionPane.showInternalInputDialog(this, "Enter pdb code", "PDB test viewer", JOptionPane.QUESTION_MESSAGE);\r
+\r
+   String url = "http://www.ebi.ac.uk/cgi-bin/pdbfetch?id=1a4u";\r
+   if (reply.length()>1)\r
+     url = "http://www.ebi.ac.uk/cgi-bin/pdbfetch?id="+reply;\r
+\r
+   try\r
+   {\r
+     PDBfile pdb = new PDBfile(url,\r
+                               "URL");\r
+    Sequence seq = (Sequence)viewport.getAlignment().getSequenceAt(0);\r
+    seq.setPDBfile(pdb);\r
+     ( (PDBChain) pdb.chains.elementAt(seq.maxchain)).isVisible = true;\r
+     ( (PDBChain) pdb.chains.elementAt(seq.maxchain)).sequence = seq;\r
+  // ( (PDBChain) pdb.chains.elementAt(seq.maxchain)).colourBySequence();\r
+\r
+     rotCanvas rc = new rotCanvas(pdb);\r
+     JInternalFrame frame = new JInternalFrame();\r
+     frame.setContentPane(rc);\r
+     Desktop.addInternalFrame(frame, url, 400,400);\r
+   }\r
+   catch (Exception ex)\r
+   {\r
+     ex.printStackTrace();\r
+   }\r
+\r
+  }\r
+\r
+\r
+  public void doKeyPressed(KeyEvent evt)\r
+  {\r
+\r
+    System.out.println(evt.getKeyChar());\r
+    if(evt.isControlDown() && evt.getKeyChar()=='f')\r
+      findMenuItem_actionPerformed(null);\r
+\r
+  }\r
+\r
+\r
 }\r