spotworldportal.java

无线传感器网络节点Sun SPOT管理工具

        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        } catch (InvalidPropertiesFormatException ex) {
            boolean success = file.delete();
            if (success) {
                readPropertiesFromFile();
                return;
            } else {
                System.out.println("Your SPOTWorld properties file is corrupt and couldn't be fixed. Please close SPOT World and delete it.");
                ex.printStackTrace();
            }
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
     
    public void writePropertiesToFile() {
        setSPOTWorldProperty(SPOTWORLD_HEIGHT, Integer.toString(SpotWorldPortal.this.getHeight()));
        setSPOTWorldProperty(SPOTWORLD_WIDTH, Integer.toString(SpotWorldPortal.this.getWidth()));
        
        if (topPane.getLeftComponent() != null) {
            setSPOTWorldProperty(LEFTPANE_HEIGHT, Integer.toString(topPane.getLeftComponent().getHeight()));
            setSPOTWorldProperty(LEFTPANE_WIDTH, Integer.toString(topPane.getLeftComponent().getWidth()));
            setSPOTWorldProperty(LEFTPANE_VIEW, topPane.getLeftComponent().getName());
        } else {
            setSPOTWorldProperty(LEFTPANE_VIEW, NO_COMPONENT);
        }
        
        if (topPane.getRightComponent() != null) {
            setSPOTWorldProperty(RIGHTPANE_HEIGHT, Integer.toString(topPane.getRightComponent().getHeight()));
            setSPOTWorldProperty(RIGHTPANE_WIDTH, Integer.toString(topPane.getRightComponent().getWidth()));
            setSPOTWorldProperty(RIGHTPANE_VIEW, topPane.getRightComponent().getName());
        } else {
            setSPOTWorldProperty(RIGHTPANE_VIEW, NO_COMPONENT);
        }
        
        try {
            File file = new File(spotWorldPropsFileName);
            FileOutputStream os = new FileOutputStream(file);
            SPOTWorldProperties.storeToXML(os, SPOTWORLD_PROPERTY_COMMENT);
            os.close();
        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
    
    public void testrun() {
        myWorld.dummy();
    }
    
    public JMenuBar createMenuBar() {
        
        JMenuBar bar = new JMenuBar();
        
        //File Menu
        JMenu menu = new JMenu(LocaleUtil.getString("File")); 
        JMenuItem item = new JMenuItem(LocaleUtil.getString("exit"));
        item.addActionListener(this);
        menu.add(item);
        bar.add(menu);
        
        menu = new JMenu(LocaleUtil.getString("View")); 
        for (String view : myWorld.getAvailableViews()) {
            JCheckBoxMenuItem cbMenuItem = new JCheckBoxMenuItem(view);
            
            // find out what views we currently have loaded and check the correct ones
            if (topPane.getLeftComponent() != null && topPane.getLeftComponent().getName().equals(view))
                cbMenuItem.setSelected(true);
            if (topPane.getRightComponent() != null && topPane.getRightComponent().getName().equals(view))
                cbMenuItem.setSelected(true);
            
            cbMenuItem.setActionCommand(view);
            cbMenuItem.addActionListener(this);
            menu.add(cbMenuItem);
        } 
        bar.add(menu);
        
        menu = new JMenu(LocaleUtil.getString("DesktopApps")); 
        item = new JMenuItem(LocaleUtil.getString("Run ..."));
        item.addActionListener(this);
        menu.add(item);
        menu.addSeparator();
        for (String fn : desktopAppManager.getRecentDesktopApps()) {
            String[] pathParts = fn.split(File.separator);
            /* the desktopAppManager can create special menu items the retain the full file name */
            item = desktopAppManager.createMenuItem(pathParts[pathParts.length - 1], fn); 
            item.setToolTipText(fn);
            item.addActionListener(this);
            menu.add(item);
        }
        bar.add(menu);
        
        menu = new JMenu(LocaleUtil.getString("Experimental")); 
        JCheckBoxMenuItem cbItem = new JCheckBoxMenuItem("Allow Running App Drag and Drop");
        cbItem.setToolTipText("Enable isolate migration between SPOTs - highly experimental");
        cbItem.setState(false);
        cbItem.addActionListener(this);
        menu.add(cbItem);
        bar.add(menu);
        
        JButton button = new JButton("What is SPOTWorld?");
        button.addActionListener(this);
        button.setSelected(true);
        button.setFocusPainted(false);
        bar.add(button);
        return bar;
    }
    
  
    
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        
        try {
            UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
        } catch (Exception e) {
            // no op
        }
        
        SpotWorldPortal swp = new SpotWorldPortal();
    }
    
    public void actionPerformed(ActionEvent actionEvent) {
        if(actionEvent.getActionCommand().equals("What is SPOTWorld?")){
            String msg = "SPOTWorld is a framework under development at Sun Labs.";
            msg = msg + "\nWe thought you might like to see this experimental";
            msg = msg + "\napproach to remotely interacting with your Sun SPOTs.";
            msg = msg + "\nPlease see the documentation for a more";
            msg = msg + "\ncomplete description.";
            msg = msg + "\n";
            msg = msg + "\nTo see a SPOT in SPOTWorld, you must deploy Kami";
            msg = msg + "\n(with the other apps you want on board) to the SPOT.";
            msg = msg + "\n(See the SPOTManager tool for deploying Kami).";
            JOptionPane.showMessageDialog(this, msg, "", JOptionPane.INFORMATION_MESSAGE);
            return;
        }
        if(actionEvent.getActionCommand().equals(LocaleUtil.getString("exit"))){
            exit();
        }
        if(actionEvent.getActionCommand().equals("Allow Running App Drag and Drop")){
            JCheckBoxMenuItem cbItem = (JCheckBoxMenuItem) actionEvent.getSource(); 
            Application.ALLOW_APP_MIGRATION = cbItem.getState();
            if(Application.ALLOW_APP_MIGRATION){
                String msg = "Live app migration is not yet fully supported.";
                msg = msg + "\nIt currently only works for the WhiteBlinker app, a very simple case.";
                msg = msg + "\nDrag and drop only works in GridView (not TreeView).";
                JOptionPane.showMessageDialog(this, msg, "", JOptionPane.WARNING_MESSAGE);
            }
            
        }
        
        if(actionEvent.getActionCommand().equals("Run ...")){
            desktopAppManager.runAppFromUser();
            return;
        }
        
        /* Try giving event to desktopAppManager. If it acts on it, it will return true, otherwise false */
        if(desktopAppManager.doMenuItem((JMenuItem) actionEvent.getSource())){
            return;
        }
        // Cycle through the available views to see if it is one the user clicked
        for (String view : myWorld.getAvailableViews()) {
            if (actionEvent.getActionCommand().equals(view)) {
                if (((JCheckBoxMenuItem) actionEvent.getSource()).isSelected()) {
                    addView(view);
                } else { // if we're deselecting that view
                    removeView(view);
                }
                // go through the view menu and update the checks on the menu items
                // get what views we have at the moment
                Vector<String> names = new Vector<String>();
                if (topPane.getLeftComponent() != null)
                    names.addElement(topPane.getLeftComponent().getName());
                if (topPane.getRightComponent() != null)
                    names.addElement(topPane.getRightComponent().getName());
                JPopupMenu menu = (JPopupMenu) ((JCheckBoxMenuItem) actionEvent.getSource()).getParent();
                for (MenuElement element : menu.getSubElements()) {
                    if (element instanceof JCheckBoxMenuItem) {
                        if (names.contains(((JCheckBoxMenuItem) element).getActionCommand()))
                            ((JCheckBoxMenuItem) element).setSelected(true);
                        else
                            ((JCheckBoxMenuItem) element).setSelected(false);
                    }
                }
            }
        }
    }
    
    public void addView(String view){
        if (topPane.getLeftComponent() == null) {
            // if the left pane is empty load the view in the left pane
            Component comp = myWorld.getView(view);
            topPane.setLeftComponent(comp);
        } else if (topPane.getRightComponent() == null) {
            // or if the left pane is not empty and the right pane
            // is load the view in the right pane.
            Component comp = myWorld.getView(view);
            topPane.setRightComponent(comp);
        } else {
            // otherwise bump the rightmost view, shift the left view to
            // the right and load the new view in the left pane.
            Component mvComp = topPane.getLeftComponent();
            
            int oldLocation = topPane.getDividerLocation();
            
            // get the new view
            Component newComp = myWorld.getView(view);
            
            // swap views about
            topPane.setLeftComponent(newComp);
            topPane.setRightComponent(mvComp);
            topPane.setDividerLocation(oldLocation);
  
            topPane.validate();
            topPane.repaint();
        }
    }
    
    public void removeView(String view){
        // Remove the component if it's in the left pane
        if (topPane.getLeftComponent() != null && topPane.getLeftComponent().getName().equals(view)) {
            topPane.setLeftComponent(null);
            topPane.validate();
            topPane.repaint();
        }
        // Remove the component if it's in the right pane
        if (topPane.getRightComponent() != null && topPane.getRightComponent().getName().equals(view)) {
            topPane.setRightComponent(null);
            topPane.validate();
            topPane.repaint();
        }
    }
}