printerdialog.java

linux下建立JAVA虚拟机的源码KAFFE

        c.weightx = 1.5;
        add(services_cob, c);
    
        c.gridx = 1;
        c.gridy = 1;
        c.gridwidth = 2;
        c.weightx = 1;
        add(statusValue, c);
        
        c.gridx = 1;
        c.gridy = 2;
        c.gridwidth = 2;
        c.weightx = 1;
        add(typValue, c);
    
        c.gridx = 1;
        c.gridy = 3;
        c.gridwidth = 2;
        c.weightx = 1;
        add(infoValue, c);
        
        c.gridx = 2;
        c.gridy = 0;
        c.weightx = 1.5;
        add(attributes, c);
      }
    
      public void actionPerformed(ActionEvent e)
      {
        if (e.getActionCommand().equals("SERVICE"))
          {
            setSelectedPrintService((PrintService) services_cob.getSelectedItem());
            updateAll();
          }
        else if (e.getActionCommand().equals("ATTRIBUTES"))
          {
            // TODO LowPriority-Enhancement: As tests have shown this button 
            // is even gray and not enabled under Windows - Its a good place
            // to provide a classpath specific browsing dialog for all 
            // attributes not in the default printing dialog. 
          }
      }    
    
      /**
       * Called to update for new selected
       * print service. Tests if currently
       * selected attributes are supported.
       */
      void updateForSelectedService()
      {
        PrinterMakeAndModel att1 = (PrinterMakeAndModel)
          getSelectedPrintService().getAttribute(PrinterMakeAndModel.class);
        typValue.setText(att1 == null ? "" : att1.getValue());
        
        PrinterInfo att2 = (PrinterInfo) 
          getSelectedPrintService().getAttribute(PrinterInfo.class);
        infoValue.setText(att2 == null ? "" : att2.getValue());
        
        PrinterIsAcceptingJobs att3 = (PrinterIsAcceptingJobs)
          getSelectedPrintService().getAttribute(PrinterIsAcceptingJobs.class);
        PrinterState att4 = (PrinterState)
          getSelectedPrintService().getAttribute(PrinterState.class);
        
        String status = att4.toString();  
        if (att3 == PrinterIsAcceptingJobs.ACCEPTING_JOBS)
          status += " - " + getLocalizedString("lb.acceptingjobs");
        else if (att3 == PrinterIsAcceptingJobs.NOT_ACCEPTING_JOBS)
          status += " - " + getLocalizedString("lb.notacceptingjobs");
        
        statusValue.setText(status);
        
        if (categorySupported(Destination.class))
          {
            fileRedirection_cb.setEnabled(false);
          }
      }
      
    }

    private PrintServices printserv_panel;
    private PrintRange printrange_panel;
    private CopiesAndSorted copies;

    /**
     * Constructs the General Panel.
     */
    public GeneralPanel()
    {     
      setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));

      printserv_panel = new PrintServices();
      printrange_panel = new PrintRange();
      copies = new CopiesAndSorted();

      JPanel layout_panel = new JPanel();
      layout_panel.setLayout(new BoxLayout(layout_panel, BoxLayout.LINE_AXIS));
      layout_panel.add(printrange_panel);
      layout_panel.add(Box.createRigidArea(new Dimension(10, 0)));
      layout_panel.add(copies);

      setLayout(new BoxLayout(this, BoxLayout.PAGE_AXIS));
      add(printserv_panel);
      add(Box.createRigidArea(new Dimension(0, 12)));
      add(layout_panel);
    }
    
    /**
     * Calls update on all internal panels to adjust
     * for a new selected print service.
     */
    void update()
    {
      printserv_panel.updateForSelectedService();
      printrange_panel.updateForSelectedService();
      copies.updateForSelectedService();
    }
  }

  /**
   * The Page setup Panel.
   * @author Wolfgang Baer ([e-mail])
   */
  final class PageSetupPanel extends JPanel
  {
    /**
     * Handles the orientation attribute.
     * @author Wolfgang Baer ([e-mail])
     */
    final class Orientation extends JPanel implements ActionListener
    {
      private JRadioButton portrait, landscape, rev_portrait, rev_landscape;
      
      Orientation()
      {
        portrait = new JRadioButton(getLocalizedString("rbt.portrait"));
        portrait.addActionListener(this);
        landscape = new JRadioButton(getLocalizedString("rbt.landscape"));
        landscape.addActionListener(this);
        rev_portrait = new JRadioButton(getLocalizedString("rbt.revportrait"));
        rev_portrait.addActionListener(this);
        rev_landscape = new JRadioButton(getLocalizedString("rbt.revlandscape"));
        rev_landscape.addActionListener(this);
    
        ButtonGroup group = new ButtonGroup();
        group.add(portrait);
        group.add(landscape);
        group.add(rev_portrait);
        group.add(rev_landscape);
          
        GridBagLayout layout = new GridBagLayout();
        GridBagConstraints c = new GridBagConstraints();
        c.fill = GridBagConstraints.BOTH;
    
        setLayout(layout);
        setBorder(new TitledBorder(getLocalizedString("title.orientation")));
    
        c.insets = new Insets(5, 5, 5, 5);
        c.gridx = 0;
        c.gridy = 0;
        add(portrait, c);
    
        c.gridx = 0;
        c.gridy = 1;
        add(landscape, c);
    
        c.gridx = 0;
        c.gridy = 2;
        add(rev_portrait, c);
    
        c.gridx = 0;
        c.gridy = 3;
        add(rev_landscape, c);
      }
    
      // event handling orientation
      public void actionPerformed(ActionEvent e)
      {
        if (e.getSource() == portrait)
          atts.add(OrientationRequested.PORTRAIT);
        else if (e.getSource() == landscape)
          atts.add(OrientationRequested.LANDSCAPE);
        else if (e.getSource() == rev_portrait)
          atts.add(OrientationRequested.REVERSE_PORTRAIT);
        else
          atts.add(OrientationRequested.REVERSE_LANDSCAPE);      
      }
    
      /**
       * Called to update for new selected
       * print service. Tests if currently
       * selected attributes are supported.
       */
      void updateForSelectedService()
      {
        if (categorySupported(OrientationRequested.class))
          {
            portrait.setEnabled(true);
            landscape.setEnabled(true);
            rev_landscape.setEnabled(true);
            rev_portrait.setEnabled(true);
            
            Attribute orientation = attribute(OrientationRequested.class);
            if (orientation != null)
              {
                if (orientation.equals(OrientationRequested.LANDSCAPE))
                  landscape.setSelected(true);
                else if (orientation.equals(OrientationRequested.PORTRAIT))
                  portrait.setSelected(true);
                else if (orientation.equals(OrientationRequested.REVERSE_PORTRAIT))
                  rev_portrait.setSelected(true);
                else 
                  rev_landscape.setSelected(true);
              }
            else
              {
                Object defaultValue = defaultValue(OrientationRequested.class);
                if (defaultValue.equals(OrientationRequested.LANDSCAPE))
                  landscape.setSelected(true);
                else if (defaultValue.equals(OrientationRequested.PORTRAIT))
                  portrait.setSelected(true);
                else if (defaultValue.equals(OrientationRequested.REVERSE_PORTRAIT))
                  rev_portrait.setSelected(true);
                else 
                  rev_landscape.setSelected(true);
              }
          }
        else
          {
            portrait.setEnabled(false);
            landscape.setEnabled(false);
            rev_landscape.setEnabled(false);
            rev_portrait.setEnabled(false);
          }       
      }
    }

    /**
     * Handles the media attribute.
     * @author Wolfgang Baer ([e-mail])
     */
    final class MediaTypes extends JPanel implements ActionListener
    {
      private JLabel size_lb, source_lb;
      private JComboBox size, source;
    
      MediaTypes()
      {
        size_lb = new JLabel(getLocalizedString("lb.size"));
        source_lb = new JLabel(getLocalizedString("lb.source"));
    
        size = new JComboBox();
        size.setEditable(false);
        size.addActionListener(this);
        source = new JComboBox();
        source.setEditable(false);
        size.addActionListener(this);
    
        GridBagLayout layout = new GridBagLayout();
        GridBagConstraints c = new GridBagConstraints();
    
        setLayout(layout);
        setBorder(new TitledBorder(getLocalizedString("title.medias")));
    
        c.insets = new Insets(5, 5, 5, 5);
        c.anchor = GridBagConstraints.LINE_END;
        c.gridx = 0;
        c.gridy = 0;
        add(size_lb, c);
    
        c.gridx = 0;
        c.gridy = 1;
        add(source_lb, c);
    
        c.anchor = GridBagConstraints.LINE_START;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 1;
        c.gridy = 0;
        c.weightx = 1.5;
        add(size, c);
    
        c.gridx = 1;
        c.gridy = 1;
        c.weightx = 1.5;
        add(source, c);
      }
    
      public void actionPerformed(ActionEvent event)
      {        
        if (event.getSource() == size)
          {
            Object obj = size.getSelectedItem();
            if (obj instanceof Media)
              atts.add((Media) obj);    
          }
        
        // we ignore source events currently
        // as only the automatic selection is used.       
      }
    
      /**
       * Called to update for new selected
       * print service. Tests if currently
       * selected attributes are supported.
       */
      void updateForSelectedService()
      { 
        if (categorySupported(Media.class))
          {
            Media[] medias = (Media[]) getSelectedPrintService()
              .getSupportedAttributeValues(Media.class, flavor, null);
            
            size.removeAllItems();
            if (medias.length == 0)
              size.addItem(getLocalizedString("lb.automatically"));     
            else
              for (int i=0; i < medias.length; i++)
                size.addItem(medias[i]);
            
            Media media = (Media) attribute(Media.class);
            if (media != null)
              size.setSelectedItem(media);
            
            // this is currently ignored
            source.removeAllItems();
            source.addItem(getLocalizedString("lb.automatically"));
          }
        else
          {
            size.removeAllItems();
            source.removeAllItems();
            
            size.addItem(getLocalizedString("lb.automatically"));
            source.addItem(getLocalizedString("lb.automatically"));
          }
       }
    }

    /**
     * Handles the media printable area attribute.
     * @author Wolfgang Baer ([e-mail])
     */
    final class Margins extends JPanel implements FocusListener
    {
      private JLabel left, right, top, bottom;
      private JTextField left_tf, right_tf, top_tf, bottom_tf;
    
      Margins()
      {
        left = new JLabel(getLocalizedString("lb.left"));
        right = new JLabel(getLocalizedString("lb.right"));
        top = new JLabel(getLocalizedString("lb.top"));
        bottom = new JLabel(getLocalizedString("lb.bottom"));
    
        left_tf = new JTextField(7);
        left_tf.addFocusListener(this);
        right_tf = new JTextField(7);
        right_tf.addFocusListener(this);
        top_tf = new JTextField(7);
        top_tf.addFocusListener(this);
        bottom_tf = new JTextField(7);
        bottom_tf.addFocusListener(this);
    
        GridBagLayout layout = new GridBagLayout();
        GridBagConstraints c = new GridBagConstraints();
    
        setLayout(layout);
        setBorder(new TitledBorder(getLocalizedString("title.margins")));
    
        c.insets = new Insets(5, 5, 5, 5);
        c.gridx = 0;
        c.gridy = 0;
        add(left, c);
    
        c.gridx = 1;
        c.gridy = 0;
        add(right, c);
    
        c.insets = new Insets(5, 5, 5, 5);
        c.gridx = 0;
        c.gridy = 1;
        add(left_tf, c);
    
        c.gridx = 1;
        c.gridy = 1;
        add(right_tf, c);
    
        c.insets = new Insets(10, 5, 5, 5);
        c.gridx = 0;
        c.gridy = 2;
        add(top, c);
    
        c.gridx = 1;
        c.gridy = 2;
        add(bottom, c);
    
        c.insets = new Insets(0, 5, 5, 5);
        c.gridx = 0;
        c.gridy = 3;
        add(top_tf, c);
    
        c.gridx = 1;
        c.gridy = 3;
        add(bottom_tf, c);
      }
      
      public void focusGained(FocusEvent event)
      {
        updateMargins();
      }
  
      public void focusLost(FocusEvent event)
      {
        updateMargins();
      }
      
      // updates the margins after user changed it
      private void updateMargins()
      {
        // We currently do not support this attribute
        // as it is not in the IPP spec and therefore not in CUPS
      }
      
      /**
       * Called to update for new selected
       * print service. Tests if currently
       * selected attributes are supported.
       */
      void updateForSelectedService()
      {
        if (categorySupported(MediaPrintableArea.class))
          {