MainFrame.java

/*
 * Copyright (C) 2015 Vinu K.N
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
package org.domainmath.gui;

import org.domainmath.gui.Util.ScriptFileView;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Cursor;
import java.awt.Desktop;
import java.awt.Dimension;
import java.awt.Image;
import java.awt.Point;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.print.PrinterException;
import java.io.*;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.StringTokenizer;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.prefs.Preferences;
import javax.swing.*;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.filechooser.FileNameExtensionFilter;
import javax.swing.text.BadLocationException;
import javax.swing.text.Caret;
import javax.swing.text.Document;
import javax.swing.text.Element;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import net.iharder.dnd.FileDrop;
import net.infonode.docking.DockingWindow;
import net.infonode.docking.DockingWindowAdapter;
import net.infonode.docking.FloatingWindow;
import net.infonode.docking.OperationAbortedException;
import net.infonode.docking.RootWindow;
import net.infonode.docking.SplitWindow;
import net.infonode.docking.TabWindow;
import net.infonode.docking.View;
import net.infonode.docking.ViewSerializer;
import net.infonode.docking.WindowBar;
import net.infonode.docking.mouse.DockingWindowActionMouseButtonListener;
import net.infonode.docking.properties.RootWindowProperties;
import net.infonode.docking.theme.DockingWindowsTheme;
import net.infonode.docking.theme.ShapedGradientDockingTheme;
import net.infonode.docking.util.DockingUtil;
import net.infonode.docking.util.MixedViewHandler;
import net.infonode.docking.util.PropertiesUtil;
import net.infonode.docking.util.ViewMap;
import net.infonode.util.Direction;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.domainmath.gui.Util.DMILogger;
import org.domainmath.gui.Util.DomainMathFileFilter;
import org.domainmath.gui.about.AboutDlg;
import org.domainmath.gui.arrayeditor.ArrayEditorPanel;
import org.domainmath.gui.debugger.Breakpoint;
import org.domainmath.gui.debugger.DbstackPanel;
import org.domainmath.gui.dialog.find_replace.FindAndReplaceDialog;
import org.domainmath.gui.editor.AutoCompleteListCellRenderer;
import org.domainmath.gui.editor.OctaveM;
import org.domainmath.gui.etc.ModuleLoader;
import org.domainmath.gui.help.QuickHelpPanel;
import org.domainmath.gui.octave.OctavePanel;
import org.domainmath.gui.packages.PackageLoader;
import org.domainmath.gui.pathsview.PathsPanel;
import org.domainmath.gui.pkgview.PkgDocFrame;
import org.domainmath.gui.pkgview.PkgViewPanel;
import org.domainmath.gui.preferences.PreferencesDlg;
import org.domainmath.gui.tools.ToolsLoader;
import org.domainmath.gui.dialog.FileMiss;
import org.domainmath.gui.dialog.Msg;
import org.domainmath.gui.dialog.ShutDown;
import org.domainmath.gui.octave.ExternalEngine;
import org.domainmath.gui.workspace.WorkspacePanel;
import org.fife.ui.autocomplete.AutoCompletion;
import org.fife.ui.autocomplete.BasicCompletion;
import org.fife.ui.autocomplete.CompletionProvider;
import org.fife.ui.autocomplete.DefaultCompletionProvider;
import org.fife.ui.rsyntaxtextarea.RSyntaxTextArea;
import org.fife.ui.rsyntaxtextarea.RSyntaxTextAreaEditorKit;
import org.fife.ui.rsyntaxtextarea.SyntaxConstants;
import org.fife.ui.rtextarea.Gutter;
import org.fife.ui.rtextarea.GutterIconInfo;
import org.fife.ui.rtextarea.RTextAreaEditorKit;
import org.fife.ui.rtextarea.RTextScrollPane;

/**
 * It creates DomainMath IDE 
 * @author Vinu K.N
 */
public final class MainFrame extends javax.swing.JFrame {

    /**
     * Core of DomainMath IDE.
     * @see OctavePanel
     */
    public static OctavePanel octavePanel;
    private static final long serialVersionUID = -1960567602980065979L;
    
    /**
     * Object of commandArea for special purpose
     * @see OctavePanel
     * @see RSyntaxTextArea
     */
    private final RSyntaxTextArea commandArea;
    
    /**
     * Object of PreferencesDlg.
     */
    public  PreferencesDlg preferencesDlg;
    
    /**
     * Octave Installation path.
     * @see PreferencesDlg
     */
    public  static String octavePath;
    
    /**
     * Startup commands like graphics_toolkit gnuplot,pkg load java,....
     * Each commands are separated  by ;
     * @see PreferencesDlg
     */
    private final String startupCmd;
    
    /**
     * Startup commands like --interactive --no-history,....
     * see octave --help for more info about command line options
     * @see PreferencesDlg
     */
    private final String cmdLineOptions;
   
    /**
     * Creates a folder called cache to store details of path,packages etc.
     */
    private final File cache;
    
    /**
     * Parent root.
     */
    public static String parent_root;
    
    /**
     * History of commands.
     * @see RSyntaxTextArea
     */
    public static RSyntaxTextArea histArea;
    
    /**
     * ScrollPane of histArea.
     * @see histArea
     * @see RTextScrollPane
     */
    private final RTextScrollPane histScrollPane;
    
    
    /**
     * Workspace Panel.
     */
    public static WorkspacePanel workspace;
    
    /**
     * Log Root.
     */
    public static String log_root;

    /**
     * Text Area in a FileTab.
     */
    public  RSyntaxTextArea areaFileTab;
    
    /**
     * ScrollPane of areaFileTab.
     */
    public  RTextScrollPane scroll1;
    
    CompletionProvider provider1 = createCompletionProvider();
  
    /**
     * Selected file to Open in a file tab.
     */
    private String selectedFileToOpen;
    
   
    
    /**
     * Script Editor.
     */
    public   JTabbedPane fileTab = new JTabbedPane();
    public   static JTabbedPane fileTab2 = new JTabbedPane();

    /**
     * Folder or Parent of last selected file in file tab.
     */
    private String currentDirFileTab;
    
    /**
     * Names of selected files including full path.
     */
    public static  List fileNameList =Collections.synchronizedList(new ArrayList());

  
    
    /**
     * Create a folder called log.
     */
    private final File logDir;
    
    /**
     * Index of files in the file tabbed pane.
     */
    public static  int FILE_TAB_INDEX;
    
    /**
     * Gutter of FileTab.
     */
    private Gutter gutterFileTab;
    
    /**
     * URL of image.
     */
    private URL urlDebugImageStop;
    
    /**
     * Maximum number of recent files list.
     */
    private static int MAX_NUM_RECENT_FILES=10;
    
    /**
     * Recent menu's order.
     */
    private static int RECENT_MENU_ORDER=2;
    
    /**
     * Start up or default directory.
     */
    private final String startupDir;
    
    /**
     * Status bar.
     */
    public static StatusPanel statusPanel;
    
    /**
     * Menu contain recently opened files list.
     */
    private final RecentFileMenu recentFileMenu;
    
    private final PathsPanel pathPanel;
    private final PkgViewPanel pkgViewPanel;
    
    /**
     * Views of different panels.
     */
    private View fileTabView;
    private View pathsView;
    private View pkgView;
    private View consoleView;
    private View arrayEditorView;
    private View workspaceView;
    private  View filesView;
    private View historyView;
    private RootWindow rootWindow;
    
    private ViewMap viewMap = new ViewMap();
    private HashMap dynamicViews = new HashMap();
    private DockingWindowsTheme currentTheme = new ShapedGradientDockingTheme();
    private RootWindowProperties properties = new RootWindowProperties();
    final RootWindowProperties titleBarStyleProperties = PropertiesUtil.createTitleBarStyleRootWindowProperties();
    TabWindow toolsTabWindow = new TabWindow();
    TabWindow workspaceAndFilesTabWindow = new TabWindow();
    
    private final File layout_file;
    private byte[] layouts = new byte[1];
    private final boolean wantedToClearText;
    public  FileTreePanel fileTreePanel;
    private final File worksDir;
    private final String dir;
    public  JScrollPane consoleScrollPane;
    private final DbstackPanel dbstackPanel;
    private final View debuggerView;
    private final View quickHelpView;
    private final QuickHelpPanel quickHelpPanel;
    private final ArrayList<GutterIconInfo> debugMarksList;
    private final ArrayList<GutterIconInfo> breakPointMarksList;
    public static ArrayList<Breakpoint> breakPointList;
    private Thread thread;
    
    /** 
     * Creates new form MainFrame.
     * @param args
     */
    public MainFrame(String args[])  {
        
         // create folders called cache and log.
        cache = new File(System.getProperty("user.dir")+File.separator+"cache");
        logDir = new File(System.getProperty("user.dir")+File.separator+"log");
        worksDir = new File(System.getProperty("user.dir")+File.separator+"works");
        cache.mkdir();
        logDir.mkdir();
        
        if(!worksDir.exists()){
            worksDir.mkdir();
        }
        
        parent_root=cache.getAbsolutePath()+File.separator;
        log_root=logDir.getAbsolutePath()+File.separator;
        preferencesDlg = new PreferencesDlg(this,true);
        layout_file = new File(System.getProperty("user.dir")+File.separator+"layout.ini");
        initComponents();
        new PackageLoader(this);
        new ToolsLoader(this);
        makeMenu();
        
        setIconImage(icon);
        Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
        
        setSize(pr2.getInt("Frame_width", 800),pr2.getInt("Frame_height", 600));
        setLocationRelativeTo(null);
        
        FILE_TAB_INDEX =0;
        
        //create octavepanel.
        octavePanel = new OctavePanel(this);
        commandArea = octavePanel.commandArea;
        
       
        octavePath =preferencesDlg.getPath();
        startupCmd =preferencesDlg.getStartupCmd();
        wantedToClearText=preferencesDlg.wantedToClearText();
        cmdLineOptions = preferencesDlg.getCmdLineOptions();
        
        // set up histroy widget.
        histArea = new RSyntaxTextArea();
        histArea.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_OCTAVE);
        histScrollPane  =new RTextScrollPane(histArea);
        histScrollPane.setWheelScrollingEnabled(true);
        
        workspace =new WorkspacePanel(parent_root+"DomainMath_OctaveVariables.dat",this);
        dbstackPanel = new DbstackPanel(parent_root+"DomainMath_OctaveDbStack.dat",this);
      

        // create recent files menu.
        recentFileMenu=new RecentFileMenu("RecentFiles",MAX_NUM_RECENT_FILES){
            @Override
            public void onSelectFile(String filePath,ActionEvent action_event){
                onRecentFile(filePath,action_event);
            }
    	};
        this.fileMenu.add(recentFileMenu,MainFrame.RECENT_MENU_ORDER);
        
        statusPanel = new StatusPanel();
        fileTab.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);
        fileTreePanel = new FileTreePanel(this);
        quickHelpPanel = new QuickHelpPanel();
        pathPanel = new PathsPanel(parent_root+"DomainMath_OctavePaths.dat");
        pkgViewPanel = new PkgViewPanel(parent_root+"DomainMath_OctavePackages.dat",this);
      
        
        histPanel();
        this.popupTab();

       dir=pr2.get("DomainMath_StartUpDir", System.getProperty("user.dir"));
       
        if(dir.equals(worksDir.getAbsolutePath())){
           startupDir=dir;
        }else{
           startupDir=worksDir.getAbsolutePath();
        }
      
        currentDirFileTab = null;
        fileTabView=new View("Code Editor", null, fileTab);
        pathsView=new View("Set Paths", null, pathPanel);
        pkgView = new View("Packages", null, pkgViewPanel);
        consoleScrollPane = new JScrollPane();
        consoleScrollPane.getVerticalScrollBar().setUnitIncrement(16);
        consoleScrollPane.setViewportView(octavePanel);
        consoleView = new View("Console", null, consoleScrollPane);
        arrayEditorView = new View("Array Editor", null, new ArrayEditorPanel());
        workspaceView=new View("Workspace", null, workspace);
        debuggerView=new View("Debugger", null, this.dbstackPanel);
        filesView=new View("Files", null, fileTreePanel);
        quickHelpView=new View("Quick Help", null, quickHelpPanel);
        createRootWindow();
        setDefaultLayout();
      
        add(rootWindow, BorderLayout.CENTER);
        add(statusPanel,BorderLayout.PAGE_END);
        dragNDrop();
        debugMarksList = new ArrayList<>();
        breakPointMarksList = new ArrayList<>();
        breakPointList = new ArrayList<>();
        fileTab2 = fileTab;
        if(args !=null){
           openStartUpFiles(args);
        }
        
    }

    public JMenu getPackageMenu() {
        return this.pkgMenu;
    }
    public JMenu getToolsMenu() {
        return this.toolsMenu;
    }
    public boolean isWantedToClearText() {
        return wantedToClearText;
    }

    public void initTabComponent(int i) {
        fileTab.setTabComponentAt(FILE_TAB_INDEX, new ButtonTabComponent(this));
    } 
     
    /**
     * Returns folder or Parent of last selected file in file tab.
     * @return currentDirFileTab
     */
    public String getCurrentDirFileTab() {
        return currentDirFileTab;
    }

     private void onRecentFile(String fileName,ActionEvent action_event) {
        File file1=new File(fileName);
        if(file1.exists()) {
            if(!MainFrame.fileNameList.contains(file1.getAbsolutePath())) {

                open(file1, MainFrame.FILE_TAB_INDEX);
                setCurrentDirFileTab(file1.getParent()); 
         
            }else {
                System.out.println(file1.getAbsolutePath()+" already open!");
            }
        }else{
            new FileMiss(this,file1.getName()+" does not exist.");
            JMenuItem item = (JMenuItem) action_event.getSource();
            recentFileMenu.remove(item);
        }    
     }
    
    /**
     * Set folder or Parent of last selected file in file tab.
     * @param currentDir
     */
    public void setCurrentDirFileTab(String currentDir) {
        this.currentDirFileTab = currentDir;
    }
    
    public static void reloadWorkspace() {
        if(WorkspacePanel.automaticRefreshCheckBoxMenuItem.isSelected()) {
            MainFrame.octavePanel.evaluate("DomainMath_OctaveVariables('"+MainFrame.parent_root+"DomainMath_OctaveVariables.dat',whos);");
            workspace.reload();
        }
    }
    
    public void dirty() {
        areaFileTab.getDocument().addDocumentListener(new DocumentListener(){

        @Override
        public void insertUpdate(DocumentEvent e) {
        }

        @Override
        public void removeUpdate(DocumentEvent e) {
        }

        @Override
        public void changedUpdate(DocumentEvent e) {
                if(fileTab.getTabRunCount() > 0) {
                    String n = fileTab.getTitleAt(fileTab.getSelectedIndex());
                    if(!n.endsWith("*")) {
                        fileTab.setTitleAt(fileTab.getSelectedIndex(), n+"*");
                   }    
                }
        } });
    }
    
    /**
     * Set TextArea with octave syntax style.
     */
    public void setUpArea() {
        areaFileTab =new  RSyntaxTextArea();
        areaFileTab.setFont(this.preferencesDlg.getScriptFont());
        areaFileTab.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_OCTAVE);
        scroll1 = new RTextScrollPane(areaFileTab);
        gutterFileTab = scroll1.getGutter();
        gutterFileTab.setVisible(true);
        gutterFileTab.setBookmarkingEnabled(true);
        urlDebugImageStop = getClass().getResource("resources/stop.png");
        gutterFileTab.setBookmarkIcon(new ImageIcon(urlDebugImageStop));

        gutterFileTab.setFoldIndicatorEnabled(true);
        needOct(true);
      
        scroll1.setWheelScrollingEnabled(true);
        
         KeyStroke key = KeyStroke.getKeyStroke(
                    KeyEvent.VK_ENTER, ActionEvent.CTRL_MASK);

        areaFileTab.getInputMap().put(key, new CtrlEnterAction());       
    }
    
    
    /**
     * Save current layout.
     */
    public void saveLayout(){
         try{
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(bos);
            rootWindow.write(out, false);

            out.close();
            layouts = bos.toByteArray();
            FileOutputStream output = new FileOutputStream(this.layout_file);
            IOUtils.write(layouts, output); 
         }catch(IOException e) {
             
         }    
    }
    
    /**
     * Load last saved layout.
     */
    public void loadLayout() {
         if (layouts != null) {
            try {
                  layouts=org.apache.commons.io.FileUtils.readFileToByteArray(this.layout_file);
                  ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(layouts));
                  rootWindow.read(in, true);
                  in.close();
                }
                catch (IOException e1) {
                } 
         }        
    }
    
    /**
     * Save script as another name.
     */
    public void saveScriptAs() {
        JFileChooser fc = new JFileChooser();
        fc.setMultiSelectionEnabled(false);
        fc.setDialogTitle("Save As");
        
        int returnVal = fc.showSaveDialog(this);

        if (returnVal == JFileChooser.APPROVE_OPTION) {
            String oldfile = fileTab.getToolTipTextAt(fileTab.getSelectedIndex());
            save(fc.getSelectedFile(),fileTab.getSelectedIndex());
            this.removeFileNameFromList(oldfile);
            fileTab.setToolTipTextAt(fileTab.getSelectedIndex(), fc.getSelectedFile().getAbsolutePath());
            this.addFileNameToList(fc.getSelectedFile().getAbsolutePath());
        }
       
    }
    
    public void addFileNameToList(String name) {
        fileNameList.add(name);
    }

    private void clearAllBreakPoints() {
         if(fileTab.getSelectedIndex() >= 0) {
            save();
            
            String file_selected = fileTab.getTitleAt(fileTab.getSelectedIndex());
            if(file_selected.endsWith(".m")) {
                String ftn_name=file_selected.substring(0,file_selected.indexOf(".m")); 
                octavePanel.evalWithOutput( "dbclear ('"+ftn_name+"',dbstatus('"+ftn_name+"').line)"); 
             
                RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
                    t.getGutter().removeAllTrackingIcons();
            }else{
                System.out.println("");
            }

       }
    }

    private void openStartUpFiles(String[] args) {
      for(int i=0;i<args.length;i++) {
                if(!fileNameList.contains(args[i])) {
                   open(new File(args[i]),i);
                   this.setCurrentDirFileTab(args[i]);                 
                }else {
                    System.out.println(args[i]+" already open!");
                }
        }  
        
    }
    
    /**
     * It creates key board action,when you press Ctrl+Enter key it evaluate current line 
     * or selected lines.
     * @see AbstractAction
     */
    class CtrlEnterAction extends AbstractAction{
        private static final long serialVersionUID = -8513963670607572717L;
        @Override
        public void actionPerformed(ActionEvent e) {
            if(fileTab.getSelectedIndex() >= 0) {
             
            try {  
                RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
                RSyntaxTextArea area = (RSyntaxTextArea)t.getTextArea();
                  
                // if user not selected text.
                if(area.getSelectedText() == null) {
                    int line =area.getCaretLineNumber();
                    Document doc = area.getDocument();
                    Element root = doc.getDefaultRootElement();
                    int lineCount = root.getElementCount();
                    Element elem = root.getElement(line);
                    int start = elem.getStartOffset();
                    int end = line == lineCount - 1 ? elem.getEndOffset() - 1
                            : elem.getEndOffset();

                    String text = doc.getText(start, end - start);
                    
                    // check current line is not comment.
                    if(!text.startsWith("#") && !text.startsWith("%")) {
                        octavePanel.evalWithOutput(text);
                    }
               }else{   //user seected text.
                    String text=area.getSelectedText();
                    
                    // check current line is not comment.
                    if(!text.startsWith("#") && !text.startsWith("%")) {
                        octavePanel.evalWithOutput(text);
                    }
                }
                
            } catch (BadLocationException ex) {
                Logger.getLogger(MainFrame.class.getName()).log(Level.SEVERE, null, ex);
            }  
        }
        }
        
    }
    public void removeFileNameFromList(int index) {
        fileNameList.remove(index);
    }
    
    public void removeFileNameFromList(String name) {
        fileNameList.remove(name);
    }
    
    public void open(File file ,int file_index) {
        selectedFileToOpen= file.getName();
        if(selectedFileToOpen.endsWith(".m") ||
            selectedFileToOpen.endsWith(".dyn") ||
            selectedFileToOpen.endsWith(".mod") ||
            selectedFileToOpen.endsWith(".pl")) {
            try {
                   BufferedReader r = new BufferedReader(new FileReader(file));
                    try {
                       setUpArea();
                       selectedFileToOpen= file.getName();
                       if(selectedFileToOpen.endsWith(".m")) {
                            areaFileTab.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_OCTAVE);
                            needOct(true);
                           }else{
                                areaFileTab.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_NONE);
                           }
                        areaFileTab.read(r, null);
                        r.close();

                        fileTab.addTab(file.getName(), scroll1);
                        initTabComponent(FILE_TAB_INDEX);
                        fileTab.setToolTipTextAt(FILE_TAB_INDEX, file.getAbsolutePath());

                        fileTab.setSelectedIndex(FILE_TAB_INDEX);
                        this.addFileNameToList(file.getAbsolutePath());
                        FILE_TAB_INDEX++;
                        dirty();
                        openInFlotingWindow(this.fileTabView);
                    } catch (IOException ex) {
                    }
            } catch (FileNotFoundException ex) {
            }
        }
    }
    
    public void openInFlotingWindow(View view) {
       if(!view.isShowing()) {
                      FloatingWindow fw = rootWindow.createFloatingWindow(new Point(50, 50),
                                                            new Dimension(600, 400),
                                                            view);
                    fw.getTopLevelAncestor().setVisible(true);
                  } 
    }
    
    /**
     * Creates file chooser dialog box and allows the user to select files
     * and importData selected files in fileTab.
     */
     public void open(){
        JFileChooser fc = new JFileChooser();
        
        // set current directory.
        if(fileTab.getTabCount() >0) {
              File f = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
               fc.setCurrentDirectory(f.getParentFile());  
        }else{
            fc.setCurrentDirectory(new File(System.getProperty("user.dir")+File.separator+"works"));
        }
           
        FileNameExtensionFilter filter = new FileNameExtensionFilter("M-Files  (*.m)", "m");
        
        fc.setAcceptAllFileFilterUsed(false);
      
        fc.setFileFilter(filter);
        fc.setMultiSelectionEnabled(true);
        fc.setFileView(new ScriptFileView());
        File file1[];
        int returnVal = fc.showOpenDialog(this);

        if (returnVal == JFileChooser.APPROVE_OPTION) {   
                file1 = fc.getSelectedFiles();
                
                this.setCurrentDirFileTab(fc.getCurrentDirectory().getAbsolutePath());
                  for(int i=0;i<file1.length;i++) {
                            if(!fileNameList.contains(file1[i].getAbsolutePath())) {
                               open(file1[i],i);
                                                
                            }else {
                                System.out.println(file1[i].getAbsolutePath()+" already open!");
                            }
                    }  
        }
    }
     
    public static void  requestToChangeDir(String dir) {
        octavePanel.evalWithOutput("chdir "+"'"+dir+"'"); 
    }
    
    
    private void save() {
      if(fileTab.getSelectedIndex() >= 0) {
         String _file = fileTab.getToolTipTextAt(fileTab.getSelectedIndex());
         String fl =fileTab.getTitleAt(fileTab.getSelectedIndex());


          if(fl.endsWith("*")) {
              File f =new File(_file);
              save(f,fileTab.getSelectedIndex());
          } 
      }
                   
            
        
    }
    
    
    private void undo() {
        if(fileTab.getSelectedIndex() >= 0) {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.undoLastAction();
            
        }
    }
    private void redo() {
        if(fileTab.getSelectedIndex() >= 0) {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.redoLastAction();
            
        }
    }
    private void cut() {
        if(fileTab.getSelectedIndex() >= 0) {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.cut();
            
        }
    }
    private void copy() {
        if(fileTab.getSelectedIndex() >= 0) {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.copy();
            
        }
    }
    private void paste() {
        if(fileTab.getSelectedIndex() >= 0) {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.paste();
            
        }
    }
    private void selectAll() {
        if(fileTab.getSelectedIndex() >= 0) {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.selectAll();
            
        }
    }

    private void histPanel(){
        JPanel p = new JPanel(new BorderLayout());
        JToolBar b = new JToolBar("");
        b.setFloatable(false);
        b.setRollover(true);
        JButton saveButton = new JButton();
        JButton runButton = new JButton();
        
        saveButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/script_save.png"))); 
        runButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/terminal.png"))); 
        b.add(saveButton);
        b.add(runButton);
        p.add(b,BorderLayout.PAGE_START);
        p.add(this.histScrollPane,BorderLayout.CENTER);
        
        saveButton.addActionListener((ActionEvent e) -> {
            saveHistoryAs();
        });
        
        runButton.addActionListener((ActionEvent e) -> {
            runHistory();
        });
        historyView=new View("History", null, p);
    }
   
    public String getStartupCmd() {
        return startupCmd;
    }
   public String getOctavePath() {
        return octavePath;
    }
   public String getCmdLineOptions() {
        return cmdLineOptions;
    }
    public void runHistory(){
        String path=System.getProperty("user.dir")+File.separator+"scripts"+File.separator;    
        saveHistory(new File(path+"history.m"));
        ExternalEngine externalEngine = new ExternalEngine(this.octavePath+" --interactive");
        externalEngine.setTitle(octavePath);
        externalEngine.setLocationRelativeTo(this);
        externalEngine.setVisible(true);
        externalEngine.execute("run('"+path+"history.m"+"')\n");
       
    }
    public  void browse(){
        JFileChooser fc = new JFileChooser();
        fc.setCurrentDirectory(new File(System.getProperty("user.dir")+File.separator+"works"));
        fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
        fc.setMultiSelectionEnabled(false);
        
        File _file;
        int returnVal = fc.showOpenDialog(this);
        if (returnVal == JFileChooser.APPROVE_OPTION) {
                 _file = fc.getSelectedFile();
                 setDir(_file.getAbsolutePath());

            } 
    }
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        buttonGroup1 = new javax.swing.ButtonGroup();
        jToolBar1 = new javax.swing.JToolBar();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        jSeparator4 = new javax.swing.JToolBar.Separator();
        connectButton = new javax.swing.JButton();
        disconnectButton = new javax.swing.JButton();
        jSeparator9 = new javax.swing.JToolBar.Separator();
        jButton4 = new javax.swing.JButton();
        jButton5 = new javax.swing.JButton();
        jSeparator15 = new javax.swing.JToolBar.Separator();
        jButton6 = new javax.swing.JButton();
        jButton7 = new javax.swing.JButton();
        jButton8 = new javax.swing.JButton();
        jSeparator13 = new javax.swing.JToolBar.Separator();
        jPanel1 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        dirComboBox = new javax.swing.JComboBox();
        folderUpButton = new javax.swing.JButton();
        browseButton = new javax.swing.JButton();
        addButton = new javax.swing.JButton();
        jMenuBar1 = new javax.swing.JMenuBar();
        fileMenu = new javax.swing.JMenu();
        newFileItem = new javax.swing.JMenuItem();
        openItem = new javax.swing.JMenuItem();
        jSeparator17 = new javax.swing.JPopupMenu.Separator();
        saveFileItem = new javax.swing.JMenuItem();
        saveAsItem = new javax.swing.JMenuItem();
        savePlotItem = new javax.swing.JMenuItem();
        saveAllItem = new javax.swing.JMenuItem();
        jSeparator1 = new javax.swing.JPopupMenu.Separator();
        printFileItem = new javax.swing.JMenuItem();
        printItem = new javax.swing.JMenuItem();
        jSeparator19 = new javax.swing.JPopupMenu.Separator();
        preferencesItem = new javax.swing.JMenuItem();
        jSeparator2 = new javax.swing.JPopupMenu.Separator();
        connectItem = new javax.swing.JMenuItem();
        disconnectItem = new javax.swing.JMenuItem();
        jSeparator3 = new javax.swing.JPopupMenu.Separator();
        exitItem = new javax.swing.JMenuItem();
        editMenu = new javax.swing.JMenu();
        undoItem = new javax.swing.JMenuItem();
        redoItem = new javax.swing.JMenuItem();
        jSeparator20 = new javax.swing.JPopupMenu.Separator();
        cutItem = new javax.swing.JMenuItem();
        copyItem = new javax.swing.JMenuItem();
        pasteItem = new javax.swing.JMenuItem();
        jSeparator21 = new javax.swing.JPopupMenu.Separator();
        deleteItem = new javax.swing.JMenuItem();
        selectAllItem = new javax.swing.JMenuItem();
        jSeparator22 = new javax.swing.JPopupMenu.Separator();
        jMenuItem2 = new javax.swing.JMenuItem();
        jMenuItem3 = new javax.swing.JMenuItem();
        jSeparator23 = new javax.swing.JPopupMenu.Separator();
        jMenuItem4 = new javax.swing.JMenuItem();
        jMenuItem5 = new javax.swing.JMenuItem();
        jSeparator24 = new javax.swing.JPopupMenu.Separator();
        jMenuItem6 = new javax.swing.JMenuItem();
        jMenuItem1 = new javax.swing.JMenuItem();
        jSeparator11 = new javax.swing.JPopupMenu.Separator();
        clearOutWindowItem = new javax.swing.JMenuItem();
        jMenu3 = new javax.swing.JMenu();
        consoleItem = new javax.swing.JMenuItem();
        historyItem = new javax.swing.JMenuItem();
        filesItem = new javax.swing.JMenuItem();
        workspaceItem = new javax.swing.JMenuItem();
        codeEditorItem = new javax.swing.JMenuItem();
        pathsItem = new javax.swing.JMenuItem();
        pkgsItem = new javax.swing.JMenuItem();
        arrayEditItem = new javax.swing.JMenuItem();
        jMenuItem7 = new javax.swing.JMenuItem();
        jMenu1 = new javax.swing.JMenu();
        findItem = new javax.swing.JMenuItem();
        replaceItem = new javax.swing.JMenuItem();
        gotoItem = new javax.swing.JMenuItem();
        jSeparator25 = new javax.swing.JPopupMenu.Separator();
        googleItem = new javax.swing.JMenuItem();
        wikiItem = new javax.swing.JMenuItem();
        pkgMenu = new javax.swing.JMenu();
        debugMenu = new javax.swing.JMenu();
        runScriptItem = new javax.swing.JMenuItem();
        runScriptCItem = new javax.swing.JMenuItem();
        jMenuItem8 = new javax.swing.JMenuItem();
        jSeparator8 = new javax.swing.JPopupMenu.Separator();
        debugScriptMenuItem = new javax.swing.JMenuItem();
        testScriptMenuItem = new javax.swing.JMenuItem();
        toggleBreakpointItem = new javax.swing.JMenuItem();
        removeToggleBreakpointItem = new javax.swing.JMenuItem();
        clearAllBreakpointsItem = new javax.swing.JMenuItem();
        jSeparator10 = new javax.swing.JPopupMenu.Separator();
        stepItem = new javax.swing.JMenuItem();
        stepInItem = new javax.swing.JMenuItem();
        stepOutItem = new javax.swing.JMenuItem();
        continueItem = new javax.swing.JMenuItem();
        jSeparator5 = new javax.swing.JPopupMenu.Separator();
        finishDebugItem = new javax.swing.JMenuItem();
        toolsMenu = new javax.swing.JMenu();
        fltkplotItem = new javax.swing.JMenuItem();
        octaveCmdItem = new javax.swing.JMenuItem();
        jMenu2 = new javax.swing.JMenu();
        previousWindowItem = new javax.swing.JMenuItem();
        nextWindowItem = new javax.swing.JMenuItem();
        jSeparator29 = new javax.swing.JPopupMenu.Separator();
        closeItem = new javax.swing.JMenuItem();
        closeAllItem = new javax.swing.JMenuItem();
        jSeparator18 = new javax.swing.JPopupMenu.Separator();
        windowsItem = new javax.swing.JMenuItem();
        helpMenu = new javax.swing.JMenu();
        forumItem = new javax.swing.JMenuItem();
        octaveInfoItem = new javax.swing.JMenuItem();
        jSeparator12 = new javax.swing.JPopupMenu.Separator();
        quickHelpItem = new javax.swing.JMenuItem();
        jMenuItem9 = new javax.swing.JMenuItem();
        docPkgItem = new javax.swing.JMenuItem();
        referenceMenu = new javax.swing.JMenu();
        referenceItem = new javax.swing.JMenuItem();
        jSeparator6 = new javax.swing.JPopupMenu.Separator();
        checkForUpdatesMenuItem = new javax.swing.JMenuItem();
        onlineHelpItem = new javax.swing.JMenuItem();
        faqItem = new javax.swing.JMenuItem();
        jSeparator14 = new javax.swing.JPopupMenu.Separator();
        reportBugItem = new javax.swing.JMenuItem();
        feedBackItem = new javax.swing.JMenuItem();
        jSeparator7 = new javax.swing.JPopupMenu.Separator();
        AboutItem = new javax.swing.JMenuItem();

        setDefaultCloseOperation(javax.swing.WindowConstants.DO_NOTHING_ON_CLOSE);
        java.util.ResourceBundle bundle = java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en"); // NOI18N
        setTitle(bundle.getString("DomainMath.title")); // NOI18N
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                formWindowClosing(evt);
            }
            public void windowOpened(java.awt.event.WindowEvent evt) {
                formWindowOpened(evt);
            }
        });

        jToolBar1.setRollover(true);
        jToolBar1.setName("Standard"); // NOI18N

        jButton1.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/document-new.png"))); // NOI18N
        jButton1.setFocusable(false);
        jButton1.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton1.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton1);

        jButton2.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/document-open.png"))); // NOI18N
        jButton2.setFocusable(false);
        jButton2.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton2.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton2);

        jButton3.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/document-save-all.png"))); // NOI18N
        jButton3.setFocusable(false);
        jButton3.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton3.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton3ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton3);
        jToolBar1.add(jSeparator4);

        connectButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/connect.png"))); // NOI18N
        connectButton.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("connectItem.mnemonic").charAt(0));
        connectButton.setToolTipText(bundle.getString("connectItem.tooltip")); // NOI18N
        connectButton.setFocusable(false);
        connectButton.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        connectButton.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        connectButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                connectButtonActionPerformed(evt);
            }
        });
        jToolBar1.add(connectButton);

        disconnectButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/disconnect.png"))); // NOI18N
        disconnectButton.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("disconnectItem.mnemonic").charAt(0));
        disconnectButton.setToolTipText(bundle.getString("disconnectItem.tooltip")); // NOI18N
        disconnectButton.setFocusable(false);
        disconnectButton.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        disconnectButton.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        disconnectButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                disconnectButtonActionPerformed(evt);
            }
        });
        jToolBar1.add(disconnectButton);
        jToolBar1.add(jSeparator9);

        jButton4.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/edit-undo.png"))); // NOI18N
        jButton4.setFocusable(false);
        jButton4.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton4.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton4ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton4);

        jButton5.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/edit-redo.png"))); // NOI18N
        jButton5.setFocusable(false);
        jButton5.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton5.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton5.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton5ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton5);
        jToolBar1.add(jSeparator15);

        jButton6.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/edit-cut.png"))); // NOI18N
        jButton6.setFocusable(false);
        jButton6.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton6.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton6.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton6ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton6);

        jButton7.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/edit-copy.png"))); // NOI18N
        jButton7.setFocusable(false);
        jButton7.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton7.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton7.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton7ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton7);

        jButton8.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/edit-paste.png"))); // NOI18N
        jButton8.setFocusable(false);
        jButton8.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        jButton8.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        jButton8.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton8ActionPerformed(evt);
            }
        });
        jToolBar1.add(jButton8);
        jToolBar1.add(jSeparator13);

        jLabel1.setText("Current Directory:");

        dirComboBox.setEditable(true);
        dirComboBox.addItemListener(new java.awt.event.ItemListener() {
            public void itemStateChanged(java.awt.event.ItemEvent evt) {
                dirComboBoxItemStateChanged(evt);
            }
        });

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addGap(1, 1, 1)
                .addComponent(jLabel1)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(dirComboBox, 0, 112, Short.MAX_VALUE)
                .addGap(1, 1, 1))
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addGap(5, 5, 5)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jLabel1)
                    .addComponent(dirComboBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(3, 3, 3))
        );

        jToolBar1.add(jPanel1);

        folderUpButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/go-up.png"))); // NOI18N
        folderUpButton.setToolTipText("Up");
        folderUpButton.setFocusable(false);
        folderUpButton.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        folderUpButton.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        folderUpButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                folderUpButtonActionPerformed(evt);
            }
        });
        jToolBar1.add(folderUpButton);

        browseButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/document-open.png"))); // NOI18N
        browseButton.setToolTipText(bundle.getString("browseButton.title")); // NOI18N
        browseButton.setFocusable(false);
        browseButton.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        browseButton.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        browseButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                browseButtonActionPerformed(evt);
            }
        });
        jToolBar1.add(browseButton);

        addButton.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/size22x22/edit-add.png"))); // NOI18N
        addButton.setToolTipText(bundle.getString("addButton.title")); // NOI18N
        addButton.setFocusable(false);
        addButton.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        addButton.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
        addButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                addButtonActionPerformed(evt);
            }
        });
        jToolBar1.add(addButton);

        getContentPane().add(jToolBar1, java.awt.BorderLayout.PAGE_START);

        fileMenu.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("fileMenu.mnemonic").charAt(0));
        fileMenu.setText(bundle.getString("fileMenu.name")); // NOI18N

        newFileItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_N, java.awt.event.InputEvent.CTRL_MASK));
        newFileItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/document-new.png"))); // NOI18N
        newFileItem.setText("New");
        newFileItem.setToolTipText(bundle.getString("newMenuItem.tooltip")); // NOI18N
        newFileItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                newFileItemActionPerformed(evt);
            }
        });
        fileMenu.add(newFileItem);

        openItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_O, java.awt.event.InputEvent.CTRL_MASK));
        openItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/document-open.png"))); // NOI18N
        openItem.setText("Open...");
        openItem.setToolTipText("Open File");
        openItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                openItemActionPerformed(evt);
            }
        });
        fileMenu.add(openItem);
        fileMenu.add(jSeparator17);

        saveFileItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_S, java.awt.event.InputEvent.CTRL_MASK));
        saveFileItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/document-save.png"))); // NOI18N
        saveFileItem.setText("Save ");
        saveFileItem.setToolTipText(bundle.getString("saveMenuItem.tooltp")); // NOI18N
        saveFileItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saveFileItemActionPerformed(evt);
            }
        });
        fileMenu.add(saveFileItem);

        saveAsItem.setText("Save As...");
        saveAsItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saveAsItemActionPerformed(evt);
            }
        });
        fileMenu.add(saveAsItem);

        savePlotItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("savePlotItem.mnemonic").charAt(0));
        savePlotItem.setText(bundle.getString("savePlotItem.name")); // NOI18N
        savePlotItem.setToolTipText(bundle.getString("savePlotItem.tooltip")); // NOI18N
        savePlotItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                savePlotItemActionPerformed(evt);
            }
        });
        fileMenu.add(savePlotItem);

        saveAllItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_S, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        saveAllItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/document-save-all.png"))); // NOI18N
        saveAllItem.setText(bundle.getString("saveAllMenuItem.text")); // NOI18N
        saveAllItem.setToolTipText(bundle.getString("saveAllMenuItem.tooltip")); // NOI18N
        saveAllItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saveAllItemActionPerformed(evt);
            }
        });
        fileMenu.add(saveAllItem);
        fileMenu.add(jSeparator1);

        printFileItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_P, java.awt.event.InputEvent.CTRL_MASK));
        printFileItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/document-print2.png"))); // NOI18N
        printFileItem.setText("Print");
        printFileItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                printFileItemActionPerformed(evt);
            }
        });
        fileMenu.add(printFileItem);

        printItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_P, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        printItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("printItem.mnemonic").charAt(0));
        printItem.setText(bundle.getString("printItem.name")); // NOI18N
        printItem.setToolTipText(bundle.getString("printItem.tooltip")); // NOI18N
        printItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                printItemActionPerformed(evt);
            }
        });
        fileMenu.add(printItem);
        fileMenu.add(jSeparator19);

        preferencesItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/preferences.png"))); // NOI18N
        preferencesItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("preferecesItem.mnemonic").charAt(0));
        preferencesItem.setText(bundle.getString("preferencesItem.name")); // NOI18N
        preferencesItem.setToolTipText(bundle.getString("preferencesItem.tooltip")); // NOI18N
        preferencesItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                preferencesItemActionPerformed(evt);
            }
        });
        fileMenu.add(preferencesItem);
        fileMenu.add(jSeparator2);

        connectItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/connect.png"))); // NOI18N
        connectItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("connectItem.mnemonic").charAt(0));
        connectItem.setText(bundle.getString("connectItem.name")); // NOI18N
        connectItem.setToolTipText(bundle.getString("connectItem.tooltip")); // NOI18N
        connectItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                connectItemActionPerformed(evt);
            }
        });
        fileMenu.add(connectItem);

        disconnectItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/disconnect.png"))); // NOI18N
        disconnectItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("disconnectItem.mnemonic").charAt(0));
        disconnectItem.setText(bundle.getString("disconnectItem.name")); // NOI18N
        disconnectItem.setToolTipText(bundle.getString("disconnectItem.tooltip")); // NOI18N
        disconnectItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                disconnectItemActionPerformed(evt);
            }
        });
        fileMenu.add(disconnectItem);
        fileMenu.add(jSeparator3);

        exitItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("exitItem.mnemonic").charAt(0));
        exitItem.setText(bundle.getString("exitItem.name")); // NOI18N
        exitItem.setToolTipText(bundle.getString("exitItem.tooltip")); // NOI18N
        exitItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exitItemActionPerformed(evt);
            }
        });
        fileMenu.add(exitItem);

        jMenuBar1.add(fileMenu);

        editMenu.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("editMenu.mnemonic").charAt(0));
        editMenu.setText("Edit");

        undoItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_Z, java.awt.event.InputEvent.CTRL_MASK));
        undoItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-undo.png"))); // NOI18N
        undoItem.setText("Undo");
        undoItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                undoItemActionPerformed(evt);
            }
        });
        editMenu.add(undoItem);

        redoItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_Y, java.awt.event.InputEvent.CTRL_MASK));
        redoItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-redo.png"))); // NOI18N
        redoItem.setText("Redo");
        redoItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                redoItemActionPerformed(evt);
            }
        });
        editMenu.add(redoItem);
        editMenu.add(jSeparator20);

        cutItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_X, java.awt.event.InputEvent.CTRL_MASK));
        cutItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-cut.png"))); // NOI18N
        cutItem.setText("Cut");
        cutItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cutItemActionPerformed(evt);
            }
        });
        editMenu.add(cutItem);

        copyItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_C, java.awt.event.InputEvent.CTRL_MASK));
        copyItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-copy.png"))); // NOI18N
        copyItem.setText("Copy");
        copyItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                copyItemActionPerformed(evt);
            }
        });
        editMenu.add(copyItem);

        pasteItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_V, java.awt.event.InputEvent.CTRL_MASK));
        pasteItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-paste.png"))); // NOI18N
        pasteItem.setText("Paste");
        pasteItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                pasteItemActionPerformed(evt);
            }
        });
        editMenu.add(pasteItem);
        editMenu.add(jSeparator21);

        deleteItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-delete.png"))); // NOI18N
        deleteItem.setText("Delete");
        deleteItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                deleteItemActionPerformed(evt);
            }
        });
        editMenu.add(deleteItem);

        selectAllItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_A, java.awt.event.InputEvent.CTRL_MASK));
        selectAllItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-select-all.png"))); // NOI18N
        selectAllItem.setText("Select All");
        selectAllItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                selectAllItemActionPerformed(evt);
            }
        });
        editMenu.add(selectAllItem);
        editMenu.add(jSeparator22);

        jMenuItem2.setAction(new RSyntaxTextAreaEditorKit.InsertTabAction());
        jMenuItem2.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_TAB, java.awt.event.InputEvent.CTRL_MASK));
        jMenuItem2.setText("Increase Indent");
        editMenu.add(jMenuItem2);

        jMenuItem3.setAction(new RSyntaxTextAreaEditorKit.DecreaseIndentAction());
        jMenuItem3.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_TAB, java.awt.event.InputEvent.SHIFT_MASK));
        jMenuItem3.setText("Decrease Indent");
        editMenu.add(jMenuItem3);
        editMenu.add(jSeparator23);

        jMenuItem4.setAction(new RTextAreaEditorKit.UpperSelectionCaseAction());
        jMenuItem4.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_U, java.awt.event.InputEvent.CTRL_MASK));
        jMenuItem4.setText("Make Uppercase");
        editMenu.add(jMenuItem4);

        jMenuItem5.setAction(new RTextAreaEditorKit.LowerSelectionCaseAction());
        jMenuItem5.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_U, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        jMenuItem5.setText("Make Lowercase");
        editMenu.add(jMenuItem5);
        editMenu.add(jSeparator24);

        jMenuItem6.setText("Clear All Marks...");
        jMenuItem6.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem6ActionPerformed(evt);
            }
        });
        editMenu.add(jMenuItem6);

        jMenuItem1.setAction( new RSyntaxTextAreaEditorKit.ToggleCommentAction());
        jMenuItem1.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_SLASH, java.awt.event.InputEvent.CTRL_MASK));
        jMenuItem1.setText("Toggle Comment");
        jMenuItem1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem1ActionPerformed(evt);
            }
        });
        editMenu.add(jMenuItem1);
        editMenu.add(jSeparator11);

        clearOutWindowItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, java.awt.event.InputEvent.CTRL_MASK));
        clearOutWindowItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("clearOutputWindowItem.mnemonic").charAt(0));
        clearOutWindowItem.setText(bundle.getString("clearOutputWindowItem.name")); // NOI18N
        clearOutWindowItem.setToolTipText(bundle.getString("clearOutputWindowItem.tooltip")); // NOI18N
        clearOutWindowItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                clearOutWindowItemActionPerformed(evt);
            }
        });
        editMenu.add(clearOutWindowItem);

        jMenuBar1.add(editMenu);

        jMenu3.setText(bundle.getString("viewMenu.title")); // NOI18N

        consoleItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_0, java.awt.event.InputEvent.CTRL_MASK));
        consoleItem.setText(bundle.getString("consoleItem.title")); // NOI18N
        consoleItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                consoleItemActionPerformed(evt);
            }
        });
        jMenu3.add(consoleItem);

        historyItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_1, java.awt.event.InputEvent.CTRL_MASK));
        historyItem.setText(bundle.getString("historyItem.title")); // NOI18N
        historyItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                historyItemActionPerformed(evt);
            }
        });
        jMenu3.add(historyItem);

        filesItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_2, java.awt.event.InputEvent.CTRL_MASK));
        filesItem.setText(bundle.getString("filesItem.title")); // NOI18N
        filesItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                filesItemActionPerformed(evt);
            }
        });
        jMenu3.add(filesItem);

        workspaceItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_3, java.awt.event.InputEvent.CTRL_MASK));
        workspaceItem.setText(bundle.getString("worksaceItem.title")); // NOI18N
        workspaceItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                workspaceItemActionPerformed(evt);
            }
        });
        jMenu3.add(workspaceItem);

        codeEditorItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_4, java.awt.event.InputEvent.CTRL_MASK));
        codeEditorItem.setText(bundle.getString("codeEditorItem.title")); // NOI18N
        codeEditorItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                codeEditorItemActionPerformed(evt);
            }
        });
        jMenu3.add(codeEditorItem);

        pathsItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_5, java.awt.event.InputEvent.CTRL_MASK));
        pathsItem.setText(bundle.getString("setPathsItem.title")); // NOI18N
        pathsItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                pathsItemActionPerformed(evt);
            }
        });
        jMenu3.add(pathsItem);

        pkgsItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_6, java.awt.event.InputEvent.CTRL_MASK));
        pkgsItem.setText(bundle.getString("pkgsItem.title")); // NOI18N
        pkgsItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                pkgsItemActionPerformed(evt);
            }
        });
        jMenu3.add(pkgsItem);

        arrayEditItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_7, java.awt.event.InputEvent.CTRL_MASK));
        arrayEditItem.setText(bundle.getString("arrayEidtorItem.title")); // NOI18N
        arrayEditItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                arrayEditItemActionPerformed(evt);
            }
        });
        jMenu3.add(arrayEditItem);

        jMenuItem7.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_8, java.awt.event.InputEvent.CTRL_MASK));
        jMenuItem7.setText("Debugger Window");
        jMenuItem7.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem7ActionPerformed(evt);
            }
        });
        jMenu3.add(jMenuItem7);

        jMenuBar1.add(jMenu3);

        jMenu1.setMnemonic('S');
        jMenu1.setText("Search");

        findItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F, java.awt.event.InputEvent.CTRL_MASK));
        findItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-find.png"))); // NOI18N
        findItem.setMnemonic('F');
        findItem.setText("Find...");
        findItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                findItemActionPerformed(evt);
            }
        });
        jMenu1.add(findItem);

        replaceItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_H, java.awt.event.InputEvent.CTRL_MASK));
        replaceItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/edit-find-replace.png"))); // NOI18N
        replaceItem.setText("Replace...");
        replaceItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                replaceItemActionPerformed(evt);
            }
        });
        jMenu1.add(replaceItem);

        gotoItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_G, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        gotoItem.setText("Go To...");
        gotoItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                gotoItemActionPerformed(evt);
            }
        });
        jMenu1.add(gotoItem);
        jMenu1.add(jSeparator25);

        googleItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_G, java.awt.event.InputEvent.CTRL_MASK));
        googleItem.setText("Google Search");
        googleItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                googleItemActionPerformed(evt);
            }
        });
        jMenu1.add(googleItem);

        wikiItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        wikiItem.setText("Wikipedia Search");
        wikiItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                wikiItemActionPerformed(evt);
            }
        });
        jMenu1.add(wikiItem);

        jMenuBar1.add(jMenu1);

        pkgMenu.setText(bundle.getString("pkgMenu.name")); // NOI18N
        jMenuBar1.add(pkgMenu);

        debugMenu.setText("Debug");

        runScriptItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F6, 0));
        runScriptItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/Run.png"))); // NOI18N
        runScriptItem.setText("Run Script");
        runScriptItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                runScriptItemActionPerformed(evt);
            }
        });
        debugMenu.add(runScriptItem);

        runScriptCItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F6, java.awt.event.InputEvent.SHIFT_MASK));
        runScriptCItem.setText("Run Script from Console");
        runScriptCItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                runScriptCItemActionPerformed(evt);
            }
        });
        debugMenu.add(runScriptCItem);

        jMenuItem8.setText("Edit Run Configuration");
        jMenuItem8.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem8ActionPerformed(evt);
            }
        });
        debugMenu.add(jMenuItem8);
        debugMenu.add(jSeparator8);

        debugScriptMenuItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F5, java.awt.event.InputEvent.CTRL_MASK));
        debugScriptMenuItem.setText("Debug Script");
        debugScriptMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                debugScriptMenuItemActionPerformed(evt);
            }
        });
        debugMenu.add(debugScriptMenuItem);

        testScriptMenuItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_T, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        testScriptMenuItem.setText("Test Script");
        testScriptMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                testScriptMenuItemActionPerformed(evt);
            }
        });
        debugMenu.add(testScriptMenuItem);

        toggleBreakpointItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F9, 0));
        toggleBreakpointItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/resources/stop.png"))); // NOI18N
        toggleBreakpointItem.setText("Toggle Breakpoint");
        toggleBreakpointItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                toggleBreakpointItemActionPerformed(evt);
            }
        });
        debugMenu.add(toggleBreakpointItem);

        removeToggleBreakpointItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F9, java.awt.event.InputEvent.SHIFT_MASK));
        removeToggleBreakpointItem.setText("Remove Toggle Breakpoint");
        removeToggleBreakpointItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                removeToggleBreakpointItemActionPerformed(evt);
            }
        });
        debugMenu.add(removeToggleBreakpointItem);

        clearAllBreakpointsItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F9, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        clearAllBreakpointsItem.setText("Clear All Breakpoints...");
        clearAllBreakpointsItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                clearAllBreakpointsItemActionPerformed(evt);
            }
        });
        debugMenu.add(clearAllBreakpointsItem);
        debugMenu.add(jSeparator10);

        stepItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F10, java.awt.event.InputEvent.SHIFT_MASK));
        stepItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/step.png"))); // NOI18N
        stepItem.setText("Step");
        stepItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                stepItemActionPerformed(evt);
            }
        });
        debugMenu.add(stepItem);

        stepInItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F11, 0));
        stepInItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/step-in.png"))); // NOI18N
        stepInItem.setText("Step in");
        stepInItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                stepInItemActionPerformed(evt);
            }
        });
        debugMenu.add(stepInItem);

        stepOutItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F11, java.awt.event.InputEvent.SHIFT_MASK));
        stepOutItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/step-out.png"))); // NOI18N
        stepOutItem.setText("Step out");
        stepOutItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                stepOutItemActionPerformed(evt);
            }
        });
        debugMenu.add(stepOutItem);

        continueItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F8, 0));
        continueItem.setText("Continue");
        continueItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                continueItemActionPerformed(evt);
            }
        });
        debugMenu.add(continueItem);
        debugMenu.add(jSeparator5);

        finishDebugItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F5, java.awt.event.InputEvent.SHIFT_MASK));
        finishDebugItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/finish.png"))); // NOI18N
        finishDebugItem.setText("Finish Debugger Session");
        finishDebugItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                finishDebugItemActionPerformed(evt);
            }
        });
        debugMenu.add(finishDebugItem);

        jMenuBar1.add(debugMenu);

        toolsMenu.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("ToolsMenu.mnemonic").charAt(0));
        toolsMenu.setText(bundle.getString("ToolsMenu.name")); // NOI18N

        fltkplotItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_R, java.awt.event.InputEvent.SHIFT_MASK | java.awt.event.InputEvent.CTRL_MASK));
        fltkplotItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("fltkPlotItem.mnemonic").charAt(0));
        fltkplotItem.setText(bundle.getString("fltkPlotItem.name")); // NOI18N
        fltkplotItem.setToolTipText(bundle.getString("fltkPlotItem.tooltip")); // NOI18N
        fltkplotItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                fltkplotItemActionPerformed(evt);
            }
        });
        toolsMenu.add(fltkplotItem);

        octaveCmdItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("octaveCmdItem.mnemonic").charAt(0));
        octaveCmdItem.setText(bundle.getString("octaveCmdItem.name")); // NOI18N
        octaveCmdItem.setToolTipText(bundle.getString("octaveCmdItem.tooltip")); // NOI18N
        octaveCmdItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                octaveCmdItemActionPerformed(evt);
            }
        });
        toolsMenu.add(octaveCmdItem);

        jMenuBar1.add(toolsMenu);

        jMenu2.setText(bundle.getString("windowMenu.title")); // NOI18N

        previousWindowItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_PAGE_DOWN, java.awt.event.InputEvent.CTRL_MASK));
        previousWindowItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/go-previous.png"))); // NOI18N
        previousWindowItem.setText(bundle.getString("previousWindowItem.title")); // NOI18N
        previousWindowItem.setToolTipText(bundle.getString("previousWindowItem.tooltip")); // NOI18N
        previousWindowItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                previousWindowItemActionPerformed(evt);
            }
        });
        jMenu2.add(previousWindowItem);

        nextWindowItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_PAGE_UP, java.awt.event.InputEvent.CTRL_MASK));
        nextWindowItem.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/domainmath/gui/icons/go-next.png"))); // NOI18N
        nextWindowItem.setText(bundle.getString("nextWindowItem.title")); // NOI18N
        nextWindowItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                nextWindowItemActionPerformed(evt);
            }
        });
        jMenu2.add(nextWindowItem);
        jMenu2.add(jSeparator29);

        closeItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, java.awt.event.InputEvent.ALT_MASK));
        closeItem.setText(bundle.getString("closeMenuItem.name")); // NOI18N
        closeItem.setToolTipText(bundle.getString("closeItem.tooltip")); // NOI18N
        closeItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                closeItemActionPerformed(evt);
            }
        });
        jMenu2.add(closeItem);

        closeAllItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, java.awt.event.InputEvent.ALT_MASK | java.awt.event.InputEvent.SHIFT_MASK));
        closeAllItem.setText(bundle.getString("closeAllItem.name")); // NOI18N
        closeAllItem.setToolTipText(bundle.getString("closeAllItem.tooltip")); // NOI18N
        closeAllItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                closeAllItemActionPerformed(evt);
            }
        });
        jMenu2.add(closeAllItem);
        jMenu2.add(jSeparator18);

        windowsItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F4, java.awt.event.InputEvent.SHIFT_MASK));
        windowsItem.setText(bundle.getString("windowsItem.title")); // NOI18N
        windowsItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                windowsItemActionPerformed(evt);
            }
        });
        jMenu2.add(windowsItem);

        jMenuBar1.add(jMenu2);

        helpMenu.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("helpMenu.mnemonic").charAt(0));
        helpMenu.setText(bundle.getString("helpMenu.name")); // NOI18N

        forumItem.setText("Forum");
        forumItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                forumItemActionPerformed(evt);
            }
        });
        helpMenu.add(forumItem);

        octaveInfoItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("octInfoItem.mnemonic").charAt(0));
        octaveInfoItem.setText(bundle.getString("octInfoItem.name")); // NOI18N
        octaveInfoItem.setToolTipText(bundle.getString("octInfoItem.tooltip")); // NOI18N
        octaveInfoItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                octaveInfoItemActionPerformed(evt);
            }
        });
        helpMenu.add(octaveInfoItem);
        helpMenu.add(jSeparator12);

        quickHelpItem.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F1, 0));
        quickHelpItem.setText(bundle.getString("quickHelpItem.name")); // NOI18N
        quickHelpItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                quickHelpItemActionPerformed(evt);
            }
        });
        helpMenu.add(quickHelpItem);

        jMenuItem9.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_F1, java.awt.event.InputEvent.SHIFT_MASK));
        jMenuItem9.setText("Package  Documentation");
        jMenuItem9.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jMenuItem9ActionPerformed(evt);
            }
        });
        helpMenu.add(jMenuItem9);

        docPkgItem.setText("Package Online  Documentation");
        docPkgItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                docPkgItemActionPerformed(evt);
            }
        });
        helpMenu.add(docPkgItem);

        referenceMenu.setText(bundle.getString("referencesMenu.name")); // NOI18N
        helpMenu.add(referenceMenu);

        referenceItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("addReferencesItem.mnemonic").charAt(0));
        referenceItem.setText(bundle.getString("addReferencesItem.name")); // NOI18N
        referenceItem.setToolTipText(bundle.getString("addReferencesItem.tooltip")); // NOI18N
        referenceItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                referenceItemActionPerformed(evt);
            }
        });
        helpMenu.add(referenceItem);
        helpMenu.add(jSeparator6);

        checkForUpdatesMenuItem.setText(bundle.getString("checkForUpdatesMenuItem.text")); // NOI18N
        checkForUpdatesMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                checkForUpdatesMenuItemActionPerformed(evt);
            }
        });
        helpMenu.add(checkForUpdatesMenuItem);

        onlineHelpItem.setText("Help and Support");
        onlineHelpItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                onlineHelpItemActionPerformed(evt);
            }
        });
        helpMenu.add(onlineHelpItem);

        faqItem.setText("Online FAQ");
        faqItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                faqItemActionPerformed(evt);
            }
        });
        helpMenu.add(faqItem);
        helpMenu.add(jSeparator14);

        reportBugItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("reportBugItem.mnemonic").charAt(0));
        reportBugItem.setText(bundle.getString("reportBugItem.name")); // NOI18N
        reportBugItem.setToolTipText(bundle.getString("reportBugItem.tooltip")); // NOI18N
        reportBugItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                reportBugItemActionPerformed(evt);
            }
        });
        helpMenu.add(reportBugItem);

        feedBackItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("yourFeedbackItem.mnemonic").charAt(0));
        feedBackItem.setText(bundle.getString("yourFeedbackItem.name")); // NOI18N
        feedBackItem.setToolTipText(bundle.getString("yourFeedbackItem.tooltip")); // NOI18N
        feedBackItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                feedBackItemActionPerformed(evt);
            }
        });
        helpMenu.add(feedBackItem);
        helpMenu.add(jSeparator7);

        AboutItem.setMnemonic(java.util.ResourceBundle.getBundle("org/domainmath/gui/resources/DomainMath_en").getString("aboutItem.mnemonic").charAt(0));
        AboutItem.setText(bundle.getString("aboutItem.name")); // NOI18N
        AboutItem.setToolTipText(bundle.getString("aboutItem.tooltip")); // NOI18N
        AboutItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                AboutItemActionPerformed(evt);
            }
        });
        helpMenu.add(AboutItem);

        jMenuBar1.add(helpMenu);

        setJMenuBar(jMenuBar1);

        pack();
    }// </editor-fold>//GEN-END:initComponents
  
    /**
     * Set Current directory of Octave.
     * @param dir 
     */
    public static void setDir(String dir) {
       MainFrame.addFolder(dir);
        MainFrame.dirComboBox.setSelectedItem(dir);
    }
  
    /**
     * Creates Reference menus
     */
  public void makeMenu() {
        try {
            Preferences pr = Preferences.userNodeForPackage(this.getClass());
            StringTokenizer  t = new StringTokenizer(pr.get("Ref_list", null),"=;");
            
            while(t.hasMoreTokens()) {
                referenceMenu.add(new DocumentAction(t.nextToken(),t.nextToken()));
            }
        } catch (Exception ex) {
        }
  }
private void AboutItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_AboutItemActionPerformed
        AboutDlg aboutDlg = new AboutDlg(this,true);
        aboutDlg.setLocationRelativeTo(this);
        aboutDlg.setVisible(true);
}//GEN-LAST:event_AboutItemActionPerformed
public static void setPath(String path) {
    try {
            URI uri = new URI(path);
            Desktop desktop=Desktop.getDesktop();
            desktop.browse(uri);
        } catch (URISyntaxException | IOException ex) {
        }
}
private void reportBugItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_reportBugItemActionPerformed
        setPath("http://domainmathide.freeforums.org/bugs-f3.html");
}//GEN-LAST:event_reportBugItemActionPerformed

private void feedBackItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_feedBackItemActionPerformed
        setPath("http://domainmathide.freeforums.org/feedback-f4.html");
}//GEN-LAST:event_feedBackItemActionPerformed

private void referenceItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_referenceItemActionPerformed
        DocDialog DocDlg = new DocDialog(this,true);
        DocDlg.setLocationRelativeTo(this);
        DocDlg.setVisible(true);
}//GEN-LAST:event_referenceItemActionPerformed

private void formWindowOpened(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowOpened
     this.setCursor(new Cursor(Cursor.WAIT_CURSOR));   
    MainFrame.octavePanel.start();
        
           DateFormat formatter = 
    DateFormat.getDateTimeInstance(DateFormat.MEDIUM,
                                   DateFormat.MEDIUM,
                                   Locale.getDefault());
        
    
        String t="# -- "+formatter.format(new Date())+" -- #";
       
        histArea.append(t+"\n");
        
        String path=Character.toString('"') +System.getProperty("user.dir")+File.separator+"scripts"+Character.toString('"');
                
        MainFrame.octavePanel.evaluate("addpath(genpath("+path+"));savepath();");
         MainFrame.octavePanel.evaluate("DomainMath_OctavePaths('"+parent_root+"DomainMath_OctavePaths.dat');");
                         
        
         MainFrame.octavePanel.evaluate("DomainMath_OctavePackages('"+parent_root+"DomainMath_OctavePackages.dat');");
         MainFrame.octavePanel.evaluate("DomainMath_OctaveVariables('"+parent_root+"DomainMath_OctaveVariables.dat',whos);");
        // MainFrame.workspace.reload();
         MainFrame.octavePanel.evaluate("DomainMath_OctaveConfig('"+parent_root+"DomainMath_OctaveConfig.dat');");
    
       
         String f=System.getProperty("user.dir")
                +File.separator+"cache"+File.separator+"pkg_list.xml";
        MainFrame.octavePanel.evaluate("DomainMath_PkgContents('"+f+"');");
        
       loadLayout();
       MainFrame.reloadWorkspace();
       loadPackageAuto();
        setDirComboContent();
        this.setCursor(new Cursor(Cursor.DEFAULT_CURSOR));   
        new ModuleLoader().load(this,false);
        DMILogger.msg("DMI is Ready.");
}//GEN-LAST:event_formWindowOpened

public void loadPackageAuto(){
     Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
        String packageList = pr2.get("DomainMath_Packages", ";");
        
        StringTokenizer t = new StringTokenizer(packageList,";");
        
        while(t.hasMoreTokens()){
            MainFrame.octavePanel.evaluate("pkg load "+t.nextToken());
        }
        
}
public void saveFrameSize(int w, int h) {
    Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
    pr2.putInt("Frame_width", w);
    pr2.putInt("Frame_height", h);
    
}
public void deleteText() {
    RSyntaxTextArea textArea = commandArea;
    boolean beep = true;
    if ((textArea != null) && (textArea.isEditable())) {
        try {
            Document doc = textArea.getDocument();
            Caret caret = textArea.getCaret();
            int dot = caret.getDot();
            int mark = caret.getMark();
            if (dot != mark) {
                doc.remove(Math.min(dot, mark), Math.abs(dot - mark));
                beep = false;
            }
            else if (dot < doc.getLength()) {
                int delChars = 1;
                if (dot < doc.getLength() - 1) {
                    String dotChars = doc.getText(dot, 2);
                    char c0 = dotChars.charAt(0);
                    char c1 = dotChars.charAt(1);
                    if (c0 >= '\uD800' && c0 <= '\uDBFF' &&
                            c1 >= '\uDC00' && c1 <= '\uDFFF') {
                            delChars = 2;
                    }
                }
                doc.remove(dot, delChars);
                beep = false;
            }
        } catch (Exception bl) {
        }
    }

    if (beep) {
        UIManager.getLookAndFeel().provideErrorFeedback(textArea);
    }

    textArea.requestFocusInWindow();
}
private void exitItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exitItemActionPerformed
     exitApp();
}//GEN-LAST:event_exitItemActionPerformed

 
private void printItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_printItemActionPerformed
    try {
        octavePanel.outputArea.print();
    } catch (PrinterException ex) {
    }
}//GEN-LAST:event_printItemActionPerformed

private void preferencesItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_preferencesItemActionPerformed
    preferencesDlg.setLocationRelativeTo(this);
    preferencesDlg.setVisible(true);
}//GEN-LAST:event_preferencesItemActionPerformed

public void saveHistory(File file) {
    try {
            try (BufferedWriter r = new BufferedWriter(new FileWriter(file))) {
                    DateFormat formatter = 
                    DateFormat.getDateTimeInstance(DateFormat.LONG,
                                   DateFormat.LONG,
                                   Locale.getDefault());
                r.append("# Created by DomainMath IDE on "+formatter.format(new Date()));
                r.newLine();
                histArea.write(r);
                r.close();
            }
                       
		} catch (Exception re) {
		JOptionPane.showMessageDialog(this,re.toString(),"Error",JOptionPane.ERROR_MESSAGE);
                
		}
}

public void saveHistoryAs() {
    JFileChooser fc = new JFileChooser();

        FileNameExtensionFilter filter = new FileNameExtensionFilter(
        "M-Files  (*.m)", "m");
        fc.setCurrentDirectory(new File(System.getProperty("user.dir")+File.separator+"works"));
        fc.setFileFilter(filter);
        fc.setMultiSelectionEnabled(false);

        fc.setDialogTitle("Save As");
        File file_save;
        int returnVal = fc.showSaveDialog(this);

        if (returnVal == JFileChooser.APPROVE_OPTION) {
                String path = fc.getSelectedFile().getAbsolutePath();
                if(!path.endsWith(".m")) {
                    file_save = new File(fc.getSelectedFile().getAbsolutePath()+".m");
                    saveHistory(file_save);
                }else {
                     file_save = new File(fc.getSelectedFile().getAbsolutePath()+".m");
                     saveHistory(file_save);
                }
                 
        }
}


   public void connect() {
    commandArea.setText(">>");
        octavePanel.outputArea.setText("");
        octavePanel.start();
         new Msg(this,"Octave connected.").setVisible(true);
        if(!commandArea.isEnabled()) {
            commandArea.setEnabled(true);
            
        }
}
public void disconnect() {
    octavePanel.quit();
        commandArea.setEnabled(false);
      new Msg(this,"Octave disconnected.").setVisible(true);          
}
private void connectItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_connectItemActionPerformed
        connect();
         
        
         MainFrame.octavePanel.evaluate("DomainMath_OctavePaths('"+parent_root+"DomainMath_OctavePaths.dat');");
                         
         
         MainFrame.octavePanel.evaluate("DomainMath_OctavePackages('"+parent_root+"DomainMath_OctavePackages.dat');");
         MainFrame.octavePanel.evaluate("DomainMath_OctaveVariables('"+parent_root+"DomainMath_OctaveVariables.dat',whos);");
         MainFrame.workspace.reload();
         MainFrame.workspace.reload(); 
         if(this.startupDir.equals("")) {
           setDir(System.getProperty("user.dir"));
           octavePanel.evaluate("chdir "+"'"+System.getProperty("user.dir") +"'"); 
       }else{
           setDir(startupDir);
        octavePanel.evaluate("chdir "+"'"+startupDir +"'"); 
       }
  
}//GEN-LAST:event_connectItemActionPerformed

private void disconnectItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_disconnectItemActionPerformed
        disconnect();
}//GEN-LAST:event_disconnectItemActionPerformed

private void clearOutWindowItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_clearOutWindowItemActionPerformed
    octavePanel.clear();
}//GEN-LAST:event_clearOutWindowItemActionPerformed

private void connectButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_connectButtonActionPerformed
    connect();
}//GEN-LAST:event_connectButtonActionPerformed

private void disconnectButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_disconnectButtonActionPerformed
        disconnect();
}//GEN-LAST:event_disconnectButtonActionPerformed

private void exitFinal(ShutDown shutDown) {
	MainFrame.workspace.requestToClearAll();
	MainFrame.reloadWorkspace();
	octavePanel.quit();
	File f = new File(System.getProperty("user.dir")+File.separator+"scripts"+File.separator+"dmns.m");
	f.deleteOnExit();
	File dir_content[];
	try {
		dir_content =logDir.listFiles();
		for(int i=0; i<dir_content.length;i++) {
			Files.delete(dir_content[i].toPath());
		}
		Files.delete(logDir.toPath());
	} catch (IOException ex) {
		Logger.getLogger(MainFrame.class.getName()).log(Level.SEVERE, null, ex);
	}

	this.saveLayout();
	File _f = new File(parent_root+"DomainMath_OctaveDbStack.dat");
	_f.delete();
	 saveCurrentDir();
	try {
		FileUtils.deleteDirectory(new File(System.getProperty("user.dir")+File.separator+"doc_cache"));
	} catch (IOException ex) {
		Logger.getLogger(MainFrame.class.getName()).log(Level.SEVERE, null, ex);
	}
	saveFrameSize(this.getWidth(),this.getHeight());
	shutDown.dispose();
	this.dispose();

	System.exit(0);
}

public  void exitApp(){
    int j=fileTab.getTabCount()-1;
    while(j != -1) {

        askSave(j);
        j--;
    }
    ShutDown shutDown = new ShutDown(this,"DomainMath IDE","Really do you want to exit?");
    JButton yes = new JButton("Yes");
    JButton no =new JButton("No");
    JCheckBox confirmation = shutDown.getCheckBox();
    Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
    boolean skipConfirmation = pr2.getBoolean("skip_confirmation", false);

    confirmation.addItemListener((ItemEvent e) -> {
		if(ItemEvent.DESELECTED == e.getStateChange())
		{
        	pr2.putBoolean("skip_confirmation", false);
		} else {
        	pr2.putBoolean("skip_confirmation", true);
		}
    });

    yes.addActionListener((ActionEvent e) ->{
		exitFinal(shutDown);
    });
    no.addActionListener((ActionEvent e) -> {
        shutDown.dispose();
    });

	if(false == skipConfirmation)
	{
		shutDown.addButton(yes);
		shutDown.addButton(no);
		shutDown.setVisible(true);
	} else {
		exitFinal(shutDown);
	}
}

private void formWindowClosing(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_formWindowClosing
    exitApp();           
}//GEN-LAST:event_formWindowClosing

public void saveCurrentDir() {
    String s="";
    ArrayList<String> l = new ArrayList<>();
    
    for(int i=0; i<dirComboBox.getItemCount();i++){
       // s+=dirComboBox.getItemAt(i).toString()+File.pathSeparator;
        l.add(dirComboBox.getItemAt(i).toString());
    }
    
    if(l.contains(worksDir.getAbsolutePath())){
        l.remove(worksDir.getAbsolutePath());
    }

    System.out.println("Directory list:"+l);
    
    for(String st:l){
        s+=st+File.pathSeparator;
    }
        Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
        if(s != null) {
            pr2.put("DomainMath_CurrentDir", s);
            System.out.println("Saved current directory list:"+s); 
        }else{
             pr2.put("DomainMath_CurrentDir", worksDir.getAbsolutePath());
           
        }
        
  
        pr2.put("DomainMath_StartUpDir", worksDir.getAbsolutePath());

}

public void setDirComboContent(){
    Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
    String s=pr2.get("DomainMath_CurrentDir","");
     ArrayList<String> l = new ArrayList<>();
    if(s!=null) {
        StringTokenizer t =new StringTokenizer(s,File.pathSeparator);
        while(t.hasMoreTokens()) {

               // System.out.println(t.nextToken());
               l.add(t.nextToken());

        } 
        System.out.println("Open:"+l);
       
        File _f;
        for(String st:l){
            _f = new File(st);
            if(_f.exists()) {
                addDirList(st);
            }  
        }
        if(worksDir.exists()){
             addDirList(worksDir.getAbsolutePath());
            cd(worksDir.getAbsolutePath());
        }
        else{
            worksDir.mkdir();
         addDirList(worksDir.getAbsolutePath());
            cd(worksDir.getAbsolutePath());
         }
       
         
    }
//    else{
//        addDirList(worksDir.getAbsolutePath());
//    }
   
}
public String getSavedCurrentDir() {
   
    Preferences pr2 = Preferences.userNodeForPackage(this.getClass());
    return pr2.get("DomainMath_CurrentDir", null);
    
}
private void createFile(String path,String ext)  {
    
    String name = path+"octave"+ext;
    String cmd  =MainFrame.octavePath+" --persist "+Character.toString('"')+path+"dmns.m"+Character.toString('"');   
    try {
            try (FileWriter w = new FileWriter(new File(name))) {
                w.write(cmd, 0, cmd.length());
                w.flush();
            }
        } catch (IOException ex) {
        }
        
    
}

private void addDirList(String dir) {
     try{
            File f = new File(dir);
         if(f.exists()) {
             setDir(dir);
            System.out.println("Added:"+dir); 
            fileTreePanel.updateFileTree(f);
         }else{
             System.err.println(f.getAbsolutePath()+"not exist");
         }
        }catch(Exception e) {
        }
}
private void octaveCmdItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_octaveCmdItemActionPerformed
    ExternalEngine externalEngine = new ExternalEngine(this.octavePath+" --interactive");
    externalEngine.setTitle(this.octavePath);
    externalEngine.setLocationRelativeTo(this);
    externalEngine.setVisible(true);
    
}//GEN-LAST:event_octaveCmdItemActionPerformed
private void openscript(File file) {
        try {
            Desktop desktop=Desktop.getDesktop();
            desktop.open(file);
        } catch (Exception ioe) {
            JOptionPane.showMessageDialog(null, file.getAbsolutePath() + " doesn't exist");
        }
}
private void fltkplotItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_fltkplotItemActionPerformed
    runHistory();
}//GEN-LAST:event_fltkplotItemActionPerformed

private void browseButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_browseButtonActionPerformed
    JFileChooser fc = new JFileChooser();
        fc.setCurrentDirectory(new File(System.getProperty("user.dir")+File.separator+"works"));
        fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
        fc.setMultiSelectionEnabled(false);
        
        Path browse_file;
        int returnVal = fc.showOpenDialog(this);
        if (returnVal == JFileChooser.APPROVE_OPTION) {
                 browse_file = fc.getSelectedFile().toPath();
                 setDir(browse_file.toString());
               requestToChangeDir(browse_file.toString()); 
               fileTreePanel.updateFileTree(fc.getSelectedFile());

            } 
  
}//GEN-LAST:event_browseButtonActionPerformed

    public static void evaluate(String cmd){
        MainFrame.octavePanel.evaluate(cmd);
    }
    
    public static void evaluateWithOutput(String cmd){
        MainFrame.octavePanel.evalWithOutput(cmd);
    }
private void addButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addButtonActionPerformed
    String dir=MainFrame.dirComboBox.getSelectedItem().toString();
    int i = 
    JOptionPane.showConfirmDialog(this, 
            "Add this folder to Path List?-\n"+dir, 
            "DomainMath IDE", JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.INFORMATION_MESSAGE);

    if(i == JOptionPane.YES_OPTION) {
        MainFrame.octavePanel.evaluate("addpath(genpath("+"'"+dir+"'));");
        MainFrame.octavePanel.evaluate("savepath();");
    }
}//GEN-LAST:event_addButtonActionPerformed

    private void octaveInfoItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_octaveInfoItemActionPerformed
        File config_cache=new File(parent_root+"DomainMath_OctaveConfig.dat");
        OctaveConfigDialog octaveConfigDialog = new OctaveConfigDialog(this,true,config_cache);
        octaveConfigDialog.setLocationRelativeTo(this);
        octaveConfigDialog.setVisible(true);
        
    }//GEN-LAST:event_octaveInfoItemActionPerformed
public void saveplot() {
        JFileChooser fc = new JFileChooser();
        fc.setCurrentDirectory(new File(System.getProperty("user.dir")+File.separator+"works"));
        fc.setFileFilter(DomainMathFileFilter.SAVE_PLOT_FILE_FILTER);
        fc.setAcceptAllFileFilterUsed(false);
        fc.setFileSelectionMode(JFileChooser.FILES_ONLY);
        fc.setMultiSelectionEnabled(false);
        
        File file_plot;
        String name;
        int returnVal = fc.showSaveDialog(this);
        if (returnVal == JFileChooser.APPROVE_OPTION) {
            System.err.println(fc.getFileFilter().getDescription());
            file_plot = fc.getSelectedFile();
            name =file_plot.getName();
            evaluateWithOutput("saveas(1,"+"'"+file_plot.getAbsolutePath()+"');");
                 
        }
    }
    private void savePlotItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_savePlotItemActionPerformed
       saveplot();
    }//GEN-LAST:event_savePlotItemActionPerformed

    private void forumItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_forumItemActionPerformed
        setPath("http://domainmathide.freeforums.org/");
    }//GEN-LAST:event_forumItemActionPerformed

    private void faqItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_faqItemActionPerformed
        setPath("http://domainmathide.freeforums.org/faq-f8.html");
    }//GEN-LAST:event_faqItemActionPerformed

    private void onlineHelpItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_onlineHelpItemActionPerformed
        setPath("http://domainmathide.freeforums.org/help-and-support-f5.html");
    }//GEN-LAST:event_onlineHelpItemActionPerformed
    private int getFirstCharacter(Element row) {
        if (row == null) {
            return 0;
        }
        int lastColumnInRow = row.getEndOffset();
        return lastColumnInRow;
    }
    private void docPkgItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_docPkgItemActionPerformed
        setPath("http://octave.sourceforge.net/packages.php");
    }//GEN-LAST:event_docPkgItemActionPerformed

    private void quickHelpItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_quickHelpItemActionPerformed
        this.openInFlotingWindow(this.quickHelpView);
    }//GEN-LAST:event_quickHelpItemActionPerformed

    private void folderUpButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_folderUpButtonActionPerformed
        try{
            File f = new File(MainFrame.dirComboBox.getSelectedItem().toString());
        
            if(f.getParentFile().exists()) {
                setDir(f.getParent());
                requestToChangeDir(f.getParent()); 
                fileTreePanel.updateFileTree(f.getParentFile());
            }else{
                java.awt.Toolkit.getDefaultToolkit().beep();
            }
        }catch(Exception e) {
            System.out.println("No Parent");
        }
    }//GEN-LAST:event_folderUpButtonActionPerformed

    private void newFileItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_newFileItemActionPerformed
        newFile();
    }//GEN-LAST:event_newFileItemActionPerformed

    private void openItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_openItemActionPerformed
        open();
    }//GEN-LAST:event_openItemActionPerformed

    private void saveFileItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveFileItemActionPerformed
        save();
    }//GEN-LAST:event_saveFileItemActionPerformed

    private void saveAllItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveAllItemActionPerformed
        for(int i=0;i<fileTab.getTabCount();i++) {

            String _file = fileTab.getToolTipTextAt(i);
            String fl = fileTab.getTitleAt(i);

            if(fl.endsWith("*")) {
                File f =new File(_file);
                save(f,i);
            }

        }
    }//GEN-LAST:event_saveAllItemActionPerformed

    private void closeItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_closeItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            askSave(fileTab.getSelectedIndex());
        }
    }//GEN-LAST:event_closeItemActionPerformed

    private void closeAllItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_closeAllItemActionPerformed
        int i=fileTab.getTabCount()-1;
        while(i != -1) {

            askSave(i);
            i--;
        }
    }//GEN-LAST:event_closeAllItemActionPerformed

    private void printFileItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_printFileItemActionPerformed
        printdoc();
    }//GEN-LAST:event_printFileItemActionPerformed

    private void undoItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_undoItemActionPerformed
        this.undo();
    }//GEN-LAST:event_undoItemActionPerformed

    private void redoItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_redoItemActionPerformed
        this.redo();
    }//GEN-LAST:event_redoItemActionPerformed

    private void cutItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cutItemActionPerformed
        this.cut();
    }//GEN-LAST:event_cutItemActionPerformed

    private void copyItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_copyItemActionPerformed
        this.copy();
    }//GEN-LAST:event_copyItemActionPerformed

    private void pasteItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_pasteItemActionPerformed
        this.paste();
    }//GEN-LAST:event_pasteItemActionPerformed

    private void deleteItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_deleteItemActionPerformed
        this.deleteText();
    }//GEN-LAST:event_deleteItemActionPerformed

    private void selectAllItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_selectAllItemActionPerformed
        this.selectAll();
    }//GEN-LAST:event_selectAllItemActionPerformed

    private void jMenuItem6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem6ActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.removeAllLineHighlights();
        }
    }//GEN-LAST:event_jMenuItem6ActionPerformed

    private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem1ActionPerformed

    }//GEN-LAST:event_jMenuItem1ActionPerformed

    private void findItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_findItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            FindAndReplaceDialog find = new FindAndReplaceDialog(this,false,fileTab,selectedArea.getSelectedText());
            find.setVisible(true);

        }
    }//GEN-LAST:event_findItemActionPerformed

    private void replaceItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_replaceItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            FindAndReplaceDialog find = new FindAndReplaceDialog(this,false,fileTab,selectedArea.getSelectedText());
            find.setVisible(true);

        }
    }//GEN-LAST:event_replaceItemActionPerformed

    public void gotoLine(String goto_file,int lineRequested){
         if(fileTab.getSelectedIndex() >= 0) {
            int indexOf = MainFrame.fileNameList.indexOf(goto_file);
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(indexOf);
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            try {
                Element element = selectedArea.getDocument().getDefaultRootElement();
                
                int rowCount = element.getElementCount();
                if (lineRequested > rowCount || lineRequested < 0) {

                    setVisible(false);
                    return;
                }
                Element row = null;
                int firstCharacter = 0;
                int rowNumber = 0;
                for (int i = 0; i < lineRequested; ++i) {
                    firstCharacter = getFirstCharacter(row);
                    rowNumber = element.getElementIndex(firstCharacter);
                    row = element.getElement(rowNumber);
                }
                int lastColumnInRow = row.getEndOffset();
                selectedArea.select(firstCharacter, lastColumnInRow - 1);

            }catch(Exception e) {

            }
        }
    }
    private void gotoItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_gotoItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            String s = JOptionPane.showInputDialog("Line Number:");
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            try {
                Element element = selectedArea.getDocument().getDefaultRootElement();
                int lineRequested = Integer.parseInt(s);
                int rowCount = element.getElementCount();
                if (lineRequested > rowCount || lineRequested < 0) {

                    setVisible(false);
                    return;
                }
                Element row = null;
                int firstCharacter = 0;
                int rowNumber = 0;
                for (int i = 0; i < lineRequested; ++i) {
                    firstCharacter = getFirstCharacter(row);
                    rowNumber = element.getElementIndex(firstCharacter);
                    row = element.getElement(rowNumber);
                }
                int lastColumnInRow = row.getEndOffset();
                selectedArea.select(firstCharacter, lastColumnInRow - 1);

            }catch(Exception e) {

            }
        }
    }//GEN-LAST:event_gotoItemActionPerformed

    private void googleItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_googleItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            String s = selectedArea.getSelectedText();
            if(!s.equals("")) {
                String f="http://www.google.com/search?q="+s.replaceAll(" ", "+");
                setPath(f);
            }

        }
    }//GEN-LAST:event_googleItemActionPerformed

    private void wikiItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_wikiItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            String s = selectedArea.getSelectedText();
            if(!s.equals("")) {
                String f="http://en.wikipedia.org/wiki/Special:Search?search="+s.replaceAll(" ", "+");
                setPath(f);
            }

        }
    }//GEN-LAST:event_wikiItemActionPerformed

    private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
        this.undo();
    }//GEN-LAST:event_jButton4ActionPerformed

    private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
        this.redo();
    }//GEN-LAST:event_jButton5ActionPerformed

    private void jButton6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton6ActionPerformed
        this.cut();
    }//GEN-LAST:event_jButton6ActionPerformed

    private void jButton7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton7ActionPerformed
        this.copy();
    }//GEN-LAST:event_jButton7ActionPerformed

    private void jButton8ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton8ActionPerformed
        this.paste();
    }//GEN-LAST:event_jButton8ActionPerformed

    private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
        for(int i=0;i<fileTab.getTabCount();i++) {

            String _file = fileTab.getToolTipTextAt(i);
            String fl = fileTab.getTitleAt(i);

            if(fl.endsWith("*")) {
                File f =new File(_file);
                save(f,i);
            }

        }
    }//GEN-LAST:event_jButton3ActionPerformed

    private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
        open();
    }//GEN-LAST:event_jButton2ActionPerformed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        newFile();
        
    }//GEN-LAST:event_jButton1ActionPerformed

        /**
         * Run script.
         */
        private void runFile(Path path) {
            File file_selected = path.toFile();
            String f = file_selected.getName();
            String config_name = file_selected.getName().substring(0, f.lastIndexOf("."))+".rcfg";
            File cfg = new File(file_selected.getParent()+File.separator+config_name);
             try {
            
		JAXBContext jaxbContext = JAXBContext.newInstance(RunConfigurations.class);
 
		Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
		 RunConfigurations runConfig = (RunConfigurations) jaxbUnmarshaller.unmarshal(cfg);
                 int selectedIndex = runConfig.getIndex();
                List<RunConfiguration> runConfiguration = runConfig.getRunConfiguration();
                MainFrame.octavePanel.evalWithOutput(runConfiguration.get(selectedIndex).getConfig());
                reloadWorkspace();
            } catch ( JAXBException ex) {
                String name =path.getFileName().toString();
                String ext =name.substring(name.lastIndexOf("."));

                if(ext.equalsIgnoreCase(".m")){
                    String m_file_name=name.substring(0, name.indexOf(".m")) ;
                     MainFrame.octavePanel.evalWithOutput(m_file_name+"()");

                     reloadWorkspace();

                }
           
             
            }
        }
        
        private void runFile2(Path path) {
            File file_selected = path.toFile();
            String f = file_selected.getName();
            String config_name = file_selected.getName().substring(0, f.lastIndexOf("."))+".rcfg";
            File cfg = new File(file_selected.getParent()+File.separator+config_name);
             try {
            
		JAXBContext jaxbContext = JAXBContext.newInstance(RunConfigurations.class);
 
		Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
		 RunConfigurations runConfig = (RunConfigurations) jaxbUnmarshaller.unmarshal(cfg);
                 int selectedIndex = runConfig.getIndex();
                List<RunConfiguration> runConfiguration = runConfig.getRunConfiguration();
                
                ExternalEngine externalEngine = new ExternalEngine(this.octavePath+" --interactive");
                externalEngine.setTitle(octavePath);
                externalEngine.setLocationRelativeTo(this);
                externalEngine.setVisible(true);
                externalEngine.execute("cd '"+path.getParent()+"'\n");
                externalEngine.execute(runConfiguration.get(selectedIndex).getConfig());
                
                
            } catch ( JAXBException ex) {
                String name =path.getFileName().toString();
                String ext =name.substring(name.lastIndexOf("."));

                if(ext.equalsIgnoreCase(".m")){
                    String m_file_name=name.substring(0, name.indexOf(".m")) ;

                    ExternalEngine externalEngine = new ExternalEngine(this.octavePath+" --interactive");
                    externalEngine.setTitle(octavePath);
                    externalEngine.setLocationRelativeTo(this);
                    externalEngine.setVisible(true);
                    externalEngine.execute("cd '"+path.getParent()+"'\n");
                    externalEngine.execute(m_file_name+"()");
                }
           
             
            }
        }
    public void newFile() {
        NewScriptDialog newFileDlg =new NewScriptDialog(this,true);
        newFileDlg.setLocationRelativeTo(this);
        newFileDlg.setVisible(true);
        this.openInFlotingWindow(this.fileTabView);
    }
   
     public void needOct(boolean need) {
          AutoCompletion ac = new AutoCompletion(provider1);

        if(need) {
             ac.install(this.areaFileTab);
             
        }
         else   {
              ac.uninstall();
         }
    }
   public CompletionProvider createCompletionProvider() {


      DefaultCompletionProvider provider = new DefaultCompletionProvider();

      
      JList l = new JList();
     
        AutoCompleteListCellRenderer cellRender = new  AutoCompleteListCellRenderer(l.getFont(),
                                               l.getBackground(),l.getForeground(),
                                               l.getSelectionBackground(),l.getSelectionForeground());
      provider.setListCellRenderer(cellRender);
      
      OctaveM _m = new OctaveM();
      List a = _m.getKey("DomainMath_OctaveAutoComplete.ini");
      
     
      for(int i=0;i<a.size();i++) {
          provider.addCompletion(new BasicCompletion(provider, a.get(i).toString()));
      }

      return provider;

   }
    public void save(File file,int index) {
      
     try {
            try (BufferedWriter r = new BufferedWriter(new FileWriter(file))) {
                this.fileTab.setTitleAt(index,file.getName());
                RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(index);
                RSyntaxTextArea a = (RSyntaxTextArea)t.getTextArea();
                a.write(r);
                r.close();
                this.setCurrentDirFileTab(file.getParent());
            }
                       
		} catch (Exception re) {
		JOptionPane.showMessageDialog(this,re.getMessage(),"Error",JOptionPane.ERROR_MESSAGE);
                
		}
}

    private void printdoc() {
        if(fileTab.getSelectedIndex() >=0) {
            try {
             RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
	RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            selectedArea.print();
        } catch (PrinterException ex) {
            
        }
        }
        
    }
    
    private void popupTab(){
        JPopupMenu popup = new JPopupMenu();
        JMenuItem pcloseItem = new JMenuItem("Close");
        JMenuItem pcloseAllItem = new JMenuItem("Close All");
        
        popup.add(pcloseItem);
        popup.add(pcloseAllItem);
        fileTab.addMouseListener(new MainFrame.PopupListener(popup));
        
        pcloseItem.addActionListener((ActionEvent e) -> {
            if(fileTab.getSelectedIndex() >= 0) {
                askSave(fileTab.getSelectedIndex());
            }
        });
        
        pcloseAllItem.addActionListener((ActionEvent e) -> {
            int i=fileTab.getTabCount()-1;
            while(i != -1) {
                
                askSave(i);
                i--;
            }
        });
    }
    
    /**
     * It closes a file.
     * @param selectedIndex 
     */
    public void askSave(int selectedIndex) {
            String s = fileTab.getTitleAt(selectedIndex) ; 
            
            if(s.endsWith("*")) {   //modified document.
                String f =s.substring(0, s.lastIndexOf("*"));
                
                 // ask to save file.
                 int i =  JOptionPane.showConfirmDialog(this, "Do you want to save changes in "+f+" ?", "DomainMath IDE", JOptionPane.YES_NO_CANCEL_OPTION,JOptionPane.QUESTION_MESSAGE);
                 
                 if(i == JOptionPane.YES_OPTION) {  //need to save file
                     
                     // add this file to recent menu list.
                     File selected_file = new File(fileTab.getToolTipTextAt(selectedIndex));  
                     recentFileMenu.addEntry(selected_file.getAbsolutePath()); 
                   
                     // save the file.
                     save(selected_file,selectedIndex);     
                     
                     // close the file.
                     this.removeFileNameFromList(selectedIndex);
                     fileTab.remove(selectedIndex);
                     FILE_TAB_INDEX--;

                 }else if (i == JOptionPane.NO_OPTION){    // I dont need to save the file.
                     
                     // add this file to recent menu list.
                     File selected_file = new File(fileTab.getToolTipTextAt(selectedIndex));
                     recentFileMenu.addEntry(selected_file.getAbsolutePath());
                     
                     // close the file.
                     this.removeFileNameFromList(selectedIndex);
                     fileTab.remove(selectedIndex);
                     FILE_TAB_INDEX--;
                    
                 }
            }else {     //unmodified file.
                
                // add this file to recent menu list.
                File selected_file = new File(fileTab.getToolTipTextAt(selectedIndex));
                recentFileMenu.addEntry(selected_file.getAbsolutePath());  
                
                // close the file.
                removeFileNameFromList(selectedIndex);
                fileTab.remove(selectedIndex);
                FILE_TAB_INDEX--;
            }
    }

    private void createRootWindow() {
        viewMap.addView(0, fileTabView);
        viewMap.addView(1, pathsView);
        viewMap.addView(2, pkgView);
        viewMap.addView(3, consoleView);
        viewMap.addView(4, arrayEditorView);
        viewMap.addView(5, workspaceView);
        viewMap.addView(6, filesView);
        viewMap.addView(7, historyView);
        viewMap.addView(8, debuggerView);
        viewMap.addView(9, quickHelpView);
       
        MixedViewHandler handler = new MixedViewHandler(viewMap, new ViewSerializer() {
            
            @Override
            public void writeView(View view, ObjectOutputStream out) throws IOException {
              out.writeInt(((DynamicView) view).getId());
            }

            @Override
            public View readView(ObjectInputStream in) throws IOException {
                return getDynamicView(in.readInt());
            }
        });
        rootWindow = DockingUtil.createRootWindow(viewMap, handler, true);


        properties.addSuperObject(currentTheme.getRootWindowProperties());
        properties.addSuperObject(titleBarStyleProperties);
        rootWindow.getRootWindowProperties().addSuperObject(properties);

        rootWindow.getWindowBar(Direction.DOWN).setEnabled(true);

        rootWindow.addListener(new DockingWindowAdapter() {
            @Override
            public void windowAdded(DockingWindow addedToWindow, DockingWindow addedWindow) {
                updateViews(addedWindow, true);
            }

            @Override
            public void windowRemoved(DockingWindow removedFromWindow, DockingWindow removedWindow) {
              updateViews(removedWindow, false);
            }

            @Override
            public void windowClosing(DockingWindow window) throws OperationAbortedException {
            }

            @Override
            public void windowDocking(DockingWindow window) throws OperationAbortedException {
            }

            @Override
            public void windowUndocking(DockingWindow window) throws OperationAbortedException {
            }  
        });
        
        rootWindow.addTabMouseButtonListener(DockingWindowActionMouseButtonListener.MIDDLE_BUTTON_CLOSE_LISTENER);
    }
   
    private void updateViews(DockingWindow window, boolean added) {
        if (window instanceof View) {
            if (window instanceof DynamicView) {
                if (added) {
                  dynamicViews.put(new Integer(((DynamicView) window).getId()), window);
                }
                else {
                    dynamicViews.remove(new Integer(((DynamicView) window).getId()));
                }
            }
            else {
            }
        }
        else {
            for (int i = 0; i < window.getChildWindowCount(); i++) {
                updateViews(window.getChildWindow(i), added);
            }
        }
    }
    
    private View getDynamicView(int id) {
        View view = (View) dynamicViews.get(new Integer(id));

        if (view == null) {
            if(id == 0) {
                view =fileTabView;
            }else if(id ==1) {
                view=pathsView;
            }else if(id ==2) {
                view=pkgView;
            }else if(id ==3) {
                view=consoleView;
            }else if(id ==4) {
                view=arrayEditorView;
            }else if(id ==5) {
                view=workspaceView;
            }else if(id ==6) {
                view=filesView;
            }else if(id ==7) {
                view=historyView;
            }else if(id ==8) {
                view=debuggerView;
            }else if(id ==9) {
                view=quickHelpView;
            }
        }
        return view;
    }
  
    private void setDefaultLayout() {
       workspaceAndFilesTabWindow.addTab(this.workspaceView);
       workspaceAndFilesTabWindow.addTab(this.filesView);
        
       workspaceView.restoreFocus();
       
        SplitWindow leftSplitWindow = new SplitWindow(false, 0.7f,this.workspaceAndFilesTabWindow,this.historyView);
       
       rootWindow.setWindow(new SplitWindow(true,
                                         0.3f,leftSplitWindow,consoleView));

        WindowBar windowBar = rootWindow.getWindowBar(Direction.DOWN);

        while (windowBar.getChildWindowCount() > 0) {
            windowBar.getChildWindow(0).close();
        }
    }

    class PopupListener extends MouseAdapter {
        JPopupMenu popup;

        PopupListener(JPopupMenu popupMenu) {
            popup = popupMenu;
        }

        @Override
        public void mousePressed(MouseEvent e) {
            maybeShowPopup(e);
        }

        @Override
        public void mouseReleased(MouseEvent e) {
            maybeShowPopup(e);
        }

        private void maybeShowPopup(MouseEvent e) {
            if (e.isPopupTrigger() && fileTab.getTabCount() > 0) {
                popup.show(e.getComponent(),e.getX(), e.getY());
            }
        }
    }
    public void executeScript(File file_selected) {
        requestToChangeDir(file_selected.getParent()); 
        setDir(file_selected.getParent());
        this.runFile(Paths.get(file_selected.getAbsolutePath()));
        fileTreePanel.updateFileTree(file_selected.getParentFile());
    }
    
    public void changeDirectory(File f) {
        if(f.exists()) {
            setDir(f.getAbsolutePath());
            requestToChangeDir(f.getAbsolutePath()); 
            fileTreePanel.updateFileTree(f);
        }
    }
    private void runScriptItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_runScriptItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            save();
            File file_selected = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
            executeScript(file_selected);
        }
    }//GEN-LAST:event_runScriptItemActionPerformed

    private void finishDebugItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_finishDebugItemActionPerformed
        MainFrame.octavePanel.evalWithOutput("dbquit");
        File f = new File(parent_root+"DomainMath_OctaveDbStack.dat");
        f.delete();
        clearAllBreakPoints();
        this.breakPointList.removeAll(this.breakPointList);
    }//GEN-LAST:event_finishDebugItemActionPerformed

    private void stepItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_stepItemActionPerformed
        MainFrame.octavePanel.evalWithOutput("dbstep");
        createStackData();
        
    }//GEN-LAST:event_stepItemActionPerformed

    private void stepInItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_stepInItemActionPerformed
        MainFrame.octavePanel.evalWithOutput("dbstep in");
        createStackData();
       
    }//GEN-LAST:event_stepInItemActionPerformed

    private void stepOutItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_stepOutItemActionPerformed
        MainFrame.octavePanel.evalWithOutput("dbstep out");
        createStackData();
       
    }//GEN-LAST:event_stepOutItemActionPerformed

    private void setToggleBreakpoint(int n) {
        if(fileTab.getSelectedIndex() >= 0) {
            save();
            
            String file_selected = fileTab.getTitleAt(fileTab.getSelectedIndex());
            if(file_selected.endsWith(".m")) {
                
                String ftn_name=file_selected.substring(0,file_selected.indexOf(".m"));
                RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
                RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
                 
                octavePanel.evalWithOutput( "dbstop ('"+ftn_name+"',"+ n+")"); 
           
            }     
        }else{
            System.out.println("Hello");
        } 
       
    }
    
    /**
     * remove toggle breakpoint.
     */
    private void removeToggleBreakpoint() {
        if(fileTab.getSelectedIndex() >= 0) {
            save();
            
            String file_selected = fileTab.getTitleAt(fileTab.getSelectedIndex());
            if(file_selected.endsWith(".m")) {
                String ftn_name=file_selected.substring(0,file_selected.indexOf(".m"));
                RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
                RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
                 
                octavePanel.evalWithOutput( "dbclear ('"+ftn_name+"',"+ selectedArea.getCaretLineNumber()+")"); 
            }       
        }else{
            System.out.println("Hello");
        } 
    }
    
    public void setContinueMark(String goto_file,int n){
        if(fileTab.getSelectedIndex() >= 0) {
            int indexOf = MainFrame.fileNameList.indexOf(goto_file);
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(indexOf);
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();

            // remove any previous continue mark.  
            for(GutterIconInfo f:debugMarksList){
                t.getGutter().removeTrackingIcon(f);
            }

            Breakpoint breakpoint = new Breakpoint(new File(goto_file),(n-1));
            for(Breakpoint b:breakPointList){
                if(Breakpoint.compare(b, breakpoint)) {
                    try {
                        t.getGutter().removeBookmark((n-1));   
                        GutterIconInfo addLineTrackingIcon = t.getGutter().addLineTrackingIcon((n-1), new ImageIcon(getClass().getResource("resources/continue_break.png")));
                    } catch (BadLocationException ex) {
                    }
                 }else{
                    // add Continue mark.
                    if(n > 0) {
                        try {
                            GutterIconInfo addLineTrackingIcon = t.getGutter().addLineTrackingIcon((n-1), new ImageIcon(getClass().getResource("resources/continue.png")));
                            debugMarksList.add(addLineTrackingIcon);
                        } catch (BadLocationException ex) {
                        }
                    }
                }
            }
        }
    }
    
    public void makeBreakPoint(){
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            final RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
							
            try {
                File f = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
                   
                MainFrame.octavePanel.evaluate("chdir "+"'"+f.getParent()+"'");
                setToggleBreakpoint(selectedArea.getCaretLineNumber()+1);
                GutterIconInfo addLineTrackingIcon = t.getGutter().addLineTrackingIcon(selectedArea.getCaretLineNumber(), new ImageIcon(urlDebugImageStop));
                Breakpoint breakpoint = new Breakpoint(f,selectedArea.getCaretLineNumber()+1);
                breakpoint.setPoint(new Point(addLineTrackingIcon.getMarkedOffset(),addLineTrackingIcon.getMarkedOffset()));
                breakPointMarksList.add(addLineTrackingIcon);
                breakPointList.add(breakpoint);
            } catch (BadLocationException ex) {
            }
        }
    }
    private void toggleBreakpointItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_toggleBreakpointItemActionPerformed
        makeBreakPoint();              
    }//GEN-LAST:event_toggleBreakpointItemActionPerformed

    private void clearAllBreakpointsItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_clearAllBreakpointsItemActionPerformed
        clearAllBreakPoints();
        this.breakPointList.removeAll(this.breakPointList);
    }//GEN-LAST:event_clearAllBreakpointsItemActionPerformed

    private void removeToggleBreakpointItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_removeToggleBreakpointItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            RTextScrollPane t =(RTextScrollPane) fileTab.getComponentAt(fileTab.getSelectedIndex());
            RSyntaxTextArea selectedArea = (RSyntaxTextArea)t.getTextArea();
            try {
                File f = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
                GutterIconInfo[] trackingIcons = gutterFileTab.getTrackingIcons(selectedArea.getCaret().getMagicCaretPosition());
                removeToggleBreakpoint();
                t.getGutter().removeTrackingIcon(trackingIcons[0]);
                Breakpoint breakpoint = new Breakpoint(f,trackingIcons[0].getMarkedOffset());
                this.breakPointList.remove(breakpoint);
            } catch (Exception ex) {
            }
        }
    }//GEN-LAST:event_removeToggleBreakpointItemActionPerformed

    private void continueItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_continueItemActionPerformed
        MainFrame.octavePanel.evalWithOutput("dbcont");
        File f = new File(parent_root+"DomainMath_OctaveDbStack.dat");
        f.delete();
        clearAllBreakPoints();
    }//GEN-LAST:event_continueItemActionPerformed

    private void saveAsItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveAsItemActionPerformed
        if(fileTab.getSelectedIndex() >=0) {
            saveScriptAs();
        }
    }//GEN-LAST:event_saveAsItemActionPerformed

    /**
     * Change current directory to another directory.
     * @param s 
     */
    public void cd(String s) {
        File f= new File(s);
        if(f.exists()) {
            octavePanel.evaluate("chdir "+"'"+s+"'"); 
            fileTreePanel.updateFileTree(f);
        }else{
            JOptionPane.showMessageDialog(this, "Directory not exist", "Error", JOptionPane.ERROR_MESSAGE);
        }
    }
    
    public static void addFolder(String s) {
        for(int i=0; i<dirComboBox.getItemCount();i++) {
            if(s==dirComboBox.getItemAt(i)){
                System.out.println("Repeated");
            }else{
                dirComboBox.removeItem(s);
                dirComboBox.insertItemAt(s, 0);
                dirComboBox.setSelectedIndex(0);

                break;
            }
        }
    }
    private void dirComboBoxItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_dirComboBoxItemStateChanged
        if(evt.getStateChange()== ItemEvent.SELECTED){
            Object s =this.dirComboBox.getSelectedItem();
            int n= dirComboBox.getItemCount();
            
            if(dirComboBox.getSelectedIndex()<=-1) {
                if(n==0){
                    dirComboBox.addItem(s);
                    cd(s.toString());
                }else{
                    for(int i=0; i<dirComboBox.getItemCount();i++) {
                        if(s==dirComboBox.getItemAt(i)){
                            System.out.println("Repeated");
                        }else{
                            dirComboBox.removeItem(s);
                            dirComboBox.insertItemAt(s, 0);
                            dirComboBox.setSelectedIndex(0);
                            cd(s.toString());
                            break;
                        }
                   }
                }   
            }else{
                if (dirComboBox.getSelectedIndex()>0) {
                    Object item = dirComboBox.getSelectedItem();
                    dirComboBox.removeItem(item);
                    dirComboBox.insertItemAt(item, 0);

                    dirComboBox.setSelectedIndex(0);
                    cd(item.toString());
                }
            }
         }
    }//GEN-LAST:event_dirComboBoxItemStateChanged

    public void dragNDrop() {
        FileDrop fileDrop = new FileDrop( System.out, fileTab, /*dragBorder,*/ new FileDrop.Listener(){   
            @Override
            public void filesDropped( java.io.File[] files ){   
                for( int i = 0; i < files.length; i++ ) { 
                    try{   
                         File file1=files[i];
                           if(!MainFrame.fileNameList.contains(file1.getAbsolutePath())) {
                               
                               open(file1, MainFrame.FILE_TAB_INDEX);
                               setCurrentDirFileTab(file1.getParent());                
                            }else {
                                System.out.println(file1.getAbsolutePath()+" already open!");
                            }
                    }   
                    catch( Exception e ) {
                    }
                 }   
             }   
        }); 

    }
    private void previousWindowItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_previousWindowItemActionPerformed
        if(fileTab.getSelectedIndex() >=0) {
            if(fileTab.getSelectedIndex() != 0){
                fileTab.setSelectedIndex((fileTab.getSelectedIndex()-1));
            }
        }
        
    }//GEN-LAST:event_previousWindowItemActionPerformed

    private void nextWindowItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_nextWindowItemActionPerformed
        if(fileTab.getSelectedIndex() >=0) {
            try{
                fileTab.setSelectedIndex((fileTab.getSelectedIndex()+1));
            }catch(Exception e){
                fileTab.setSelectedIndex(0);
            }
        }
    }//GEN-LAST:event_nextWindowItemActionPerformed

    private void focusView(View view) {
        if (view.getRootWindow() != null) {
            view.restoreFocus();
        }
          else {
            DockingUtil.addWindow(view, rootWindow);
          }
    }
    private void codeEditorItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_codeEditorItemActionPerformed
       focusView(this.fileTabView);
    }//GEN-LAST:event_codeEditorItemActionPerformed

    private void pathsItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_pathsItemActionPerformed
        this.openInFlotingWindow(this.pathsView);
    }//GEN-LAST:event_pathsItemActionPerformed

    private void pkgsItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_pkgsItemActionPerformed
        this.openInFlotingWindow(this.pkgView);
    }//GEN-LAST:event_pkgsItemActionPerformed

    private void consoleItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_consoleItemActionPerformed
        focusView(this.consoleView);
    }//GEN-LAST:event_consoleItemActionPerformed

    private void arrayEditItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_arrayEditItemActionPerformed
        this.openInFlotingWindow(this.arrayEditorView);
    }//GEN-LAST:event_arrayEditItemActionPerformed

    private void workspaceItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_workspaceItemActionPerformed
        focusView(this.workspaceView);
    }//GEN-LAST:event_workspaceItemActionPerformed

    private void filesItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_filesItemActionPerformed
        focusView(this.filesView);
    }//GEN-LAST:event_filesItemActionPerformed

    private void historyItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_historyItemActionPerformed
        focusView(this.historyView);
    }//GEN-LAST:event_historyItemActionPerformed

    private void windowsItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_windowsItemActionPerformed
        WindowsDialog windowsDialog = new WindowsDialog(this,true);
        windowsDialog.setLocationRelativeTo(this);
        windowsDialog.setVisible(true);
    }//GEN-LAST:event_windowsItemActionPerformed

    private void testScriptMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_testScriptMenuItemActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            save();
            File file_selected = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
            requestToChangeDir(file_selected.getParent()); 
            setDir(file_selected.getParent());
            Path path=Paths.get(file_selected.getAbsolutePath());
            
            String name =path.getFileName().toString();
            String ext =name.substring(name.lastIndexOf("."));

            if(ext.equalsIgnoreCase(".m")){
                String m_file_name=name.substring(0, name.indexOf(".m")) ;
                 evaluateWithOutput("test "+m_file_name);
               
                 reloadWorkspace();
            }

       }
    }//GEN-LAST:event_testScriptMenuItemActionPerformed

    public void createStackData(){
        MainFrame.octavePanel.evaluate("dbstack_data=dbstack;");
        MainFrame.octavePanel.evaluate("DomainMath_OctaveDbStack('"+parent_root+"DomainMath_OctaveDbStack.dat',dbstack_data);");

        this.dbstackPanel.reload();
        this.dbstackPanel.openFiles();
    }
    private void debugScriptMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_debugScriptMenuItemActionPerformed
        this.openInFlotingWindow(this.debuggerView);
        if(fileTab.getSelectedIndex() >= 0) {
            save();
            File file_selected = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
            executeScript(file_selected);
            
            createStackData();
       }
    }//GEN-LAST:event_debugScriptMenuItemActionPerformed

    private void jMenuItem7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem7ActionPerformed
        this.openInFlotingWindow(this.debuggerView);
    }//GEN-LAST:event_jMenuItem7ActionPerformed

    private void jMenuItem8ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem8ActionPerformed
        if(fileTab.getSelectedIndex() >= 0) {
            save();
            File file_selected = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
            String f = file_selected.getName();
            String config_name = file_selected.getName().substring(0, f.lastIndexOf("."))+".rcfg";
            File cfg = new File(file_selected.getParent()+File.separator+config_name);
            // executeScript(file_selected);
            ScriptRunConfigDialog scriptRunConfigDialog = new ScriptRunConfigDialog(this,true,cfg,file_selected);
            scriptRunConfigDialog.setLocationRelativeTo(this);
            scriptRunConfigDialog.setVisible(true);

       }
    }//GEN-LAST:event_jMenuItem8ActionPerformed

    private void jMenuItem9ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem9ActionPerformed
        MainFrame.octavePanel.evaluate("pkg load all;");
        String f=System.getProperty("user.dir")
                +File.separator+"cache"+File.separator+"pkg_list.xml";
        MainFrame.octavePanel.evaluate("DomainMath_PkgContents('"+f+"');");
        
        PkgDocFrame pkgDocFrame = new PkgDocFrame(this);
        pkgDocFrame.setLocationRelativeTo(this);
        this.setCursor(new Cursor(Cursor.WAIT_CURSOR));
        
        ActionListener taskPerformer = (ActionEvent evt1) -> {
            pkgDocFrame.setVisible(true);
        };
         javax.swing.Timer t= new javax.swing.Timer(1200, taskPerformer);
            t.setRepeats(false);
            t.start();
        this.setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
    }//GEN-LAST:event_jMenuItem9ActionPerformed

    private void checkForUpdatesMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_checkForUpdatesMenuItemActionPerformed
        new ModuleLoader().load(this,true);
    }//GEN-LAST:event_checkForUpdatesMenuItemActionPerformed

    private void runScriptCItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_runScriptCItemActionPerformed
         if(fileTab.getSelectedIndex() >= 0) {
            save();
            File file_selected = new File(fileTab.getToolTipTextAt(fileTab.getSelectedIndex()));
            runFile2(file_selected.toPath());
            
           
        }
    }//GEN-LAST:event_runScriptCItemActionPerformed

    public static void main(String args[])   {
        try {
            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        } catch(ClassNotFoundException | InstantiationException | IllegalAccessException | UnsupportedLookAndFeelException ex) {
        }
        java.awt.EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
              new MainFrame(null).setVisible(true);
                      
            }
        });
    }
    public  java.net.URL imgURL = getClass().getResource("/org/domainmath/gui/resources/DomainMath.png");
    public   Image icon = Toolkit.getDefaultToolkit().getImage(imgURL);
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JMenuItem AboutItem;
    private javax.swing.JButton addButton;
    private javax.swing.JMenuItem arrayEditItem;
    private javax.swing.JButton browseButton;
    private javax.swing.ButtonGroup buttonGroup1;
    private javax.swing.JMenuItem checkForUpdatesMenuItem;
    private javax.swing.JMenuItem clearAllBreakpointsItem;
    private javax.swing.JMenuItem clearOutWindowItem;
    private javax.swing.JMenuItem closeAllItem;
    private javax.swing.JMenuItem closeItem;
    private javax.swing.JMenuItem codeEditorItem;
    private javax.swing.JButton connectButton;
    private javax.swing.JMenuItem connectItem;
    private javax.swing.JMenuItem consoleItem;
    private javax.swing.JMenuItem continueItem;
    private javax.swing.JMenuItem copyItem;
    private javax.swing.JMenuItem cutItem;
    private javax.swing.JMenu debugMenu;
    private javax.swing.JMenuItem debugScriptMenuItem;
    private javax.swing.JMenuItem deleteItem;
    public static javax.swing.JComboBox dirComboBox;
    private javax.swing.JButton disconnectButton;
    private javax.swing.JMenuItem disconnectItem;
    private javax.swing.JMenuItem docPkgItem;
    private javax.swing.JMenu editMenu;
    private javax.swing.JMenuItem exitItem;
    private javax.swing.JMenuItem faqItem;
    private javax.swing.JMenuItem feedBackItem;
    private javax.swing.JMenu fileMenu;
    private javax.swing.JMenuItem filesItem;
    private javax.swing.JMenuItem findItem;
    private javax.swing.JMenuItem finishDebugItem;
    private javax.swing.JMenuItem fltkplotItem;
    private javax.swing.JButton folderUpButton;
    private javax.swing.JMenuItem forumItem;
    private javax.swing.JMenuItem googleItem;
    private javax.swing.JMenuItem gotoItem;
    private javax.swing.JMenu helpMenu;
    private javax.swing.JMenuItem historyItem;
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JButton jButton5;
    private javax.swing.JButton jButton6;
    private javax.swing.JButton jButton7;
    private javax.swing.JButton jButton8;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JMenu jMenu1;
    private javax.swing.JMenu jMenu2;
    private javax.swing.JMenu jMenu3;
    private javax.swing.JMenuBar jMenuBar1;
    private javax.swing.JMenuItem jMenuItem1;
    private javax.swing.JMenuItem jMenuItem2;
    private javax.swing.JMenuItem jMenuItem3;
    private javax.swing.JMenuItem jMenuItem4;
    private javax.swing.JMenuItem jMenuItem5;
    private javax.swing.JMenuItem jMenuItem6;
    private javax.swing.JMenuItem jMenuItem7;
    private javax.swing.JMenuItem jMenuItem8;
    private javax.swing.JMenuItem jMenuItem9;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPopupMenu.Separator jSeparator1;
    private javax.swing.JPopupMenu.Separator jSeparator10;
    private javax.swing.JPopupMenu.Separator jSeparator11;
    private javax.swing.JPopupMenu.Separator jSeparator12;
    private javax.swing.JToolBar.Separator jSeparator13;
    private javax.swing.JPopupMenu.Separator jSeparator14;
    private javax.swing.JToolBar.Separator jSeparator15;
    private javax.swing.JPopupMenu.Separator jSeparator17;
    private javax.swing.JPopupMenu.Separator jSeparator18;
    private javax.swing.JPopupMenu.Separator jSeparator19;
    private javax.swing.JPopupMenu.Separator jSeparator2;
    private javax.swing.JPopupMenu.Separator jSeparator20;
    private javax.swing.JPopupMenu.Separator jSeparator21;
    private javax.swing.JPopupMenu.Separator jSeparator22;
    private javax.swing.JPopupMenu.Separator jSeparator23;
    private javax.swing.JPopupMenu.Separator jSeparator24;
    private javax.swing.JPopupMenu.Separator jSeparator25;
    private javax.swing.JPopupMenu.Separator jSeparator29;
    private javax.swing.JPopupMenu.Separator jSeparator3;
    private javax.swing.JToolBar.Separator jSeparator4;
    private javax.swing.JPopupMenu.Separator jSeparator5;
    private javax.swing.JPopupMenu.Separator jSeparator6;
    private javax.swing.JPopupMenu.Separator jSeparator7;
    private javax.swing.JPopupMenu.Separator jSeparator8;
    private javax.swing.JToolBar.Separator jSeparator9;
    private javax.swing.JToolBar jToolBar1;
    private javax.swing.JMenuItem newFileItem;
    private javax.swing.JMenuItem nextWindowItem;
    private javax.swing.JMenuItem octaveCmdItem;
    private javax.swing.JMenuItem octaveInfoItem;
    private javax.swing.JMenuItem onlineHelpItem;
    private javax.swing.JMenuItem openItem;
    private javax.swing.JMenuItem pasteItem;
    private javax.swing.JMenuItem pathsItem;
    private javax.swing.JMenu pkgMenu;
    private javax.swing.JMenuItem pkgsItem;
    private javax.swing.JMenuItem preferencesItem;
    private javax.swing.JMenuItem previousWindowItem;
    private javax.swing.JMenuItem printFileItem;
    private javax.swing.JMenuItem printItem;
    private javax.swing.JMenuItem quickHelpItem;
    private javax.swing.JMenuItem redoItem;
    private javax.swing.JMenuItem referenceItem;
    private javax.swing.JMenu referenceMenu;
    private javax.swing.JMenuItem removeToggleBreakpointItem;
    private javax.swing.JMenuItem replaceItem;
    private javax.swing.JMenuItem reportBugItem;
    private javax.swing.JMenuItem runScriptCItem;
    private javax.swing.JMenuItem runScriptItem;
    private javax.swing.JMenuItem saveAllItem;
    private javax.swing.JMenuItem saveAsItem;
    private javax.swing.JMenuItem saveFileItem;
    private javax.swing.JMenuItem savePlotItem;
    private javax.swing.JMenuItem selectAllItem;
    private javax.swing.JMenuItem stepInItem;
    private javax.swing.JMenuItem stepItem;
    private javax.swing.JMenuItem stepOutItem;
    private javax.swing.JMenuItem testScriptMenuItem;
    private javax.swing.JMenuItem toggleBreakpointItem;
    private javax.swing.JMenu toolsMenu;
    private javax.swing.JMenuItem undoItem;
    private javax.swing.JMenuItem wikiItem;
    private javax.swing.JMenuItem windowsItem;
    private javax.swing.JMenuItem workspaceItem;
    // End of variables declaration//GEN-END:variables

private static class DynamicView extends View {
    private int id;

    /**
     * Constructor.
     *
     * @param title     the view title
     * @param icon      the view icon
     * @param component the view component
     * @param id        the view id
     */
    DynamicView(String title, Icon icon, Component component, int id) {
      super(title, icon, component);
      this.id = id;
    }

    /**
     * Returns the view id.
     *
     * @return the view id
     */
    public int getId() {
      return id;
    }
  }
}