Ejemplo n.º 1
0
/**
 * The Dialog Class
 *
 * @author Frank Kunz The dialog class draws the basic dialog with a grid layout. The dialog
 *     consists of three main parts. A settings panel, a table panel and three buttons.
 */
public final class UARTProtocolAnalysisDialog extends BaseToolDialog<UARTDataSet>
    implements ExportAware<UARTDataSet> {
  // INNER TYPES

  /** Provides a combobox renderer for {@link UARTParity} values. */
  static final class UARTParityItemRenderer extends EnumItemRenderer<Parity> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final Parity aValue) {
      String text = super.getDisplayValue(aValue);
      if (Parity.EVEN.equals(aValue)) {
        text = "Even parity";
      } else if (Parity.NONE.equals(aValue)) {
        text = "No parity";
      } else if (Parity.ODD.equals(aValue)) {
        text = "Odd parity";
      }
      return text;
    }
  }

  /** Provides a combobox renderer for {@link UARTStopBits} values. */
  static final class UARTStopBitsItemRenderer extends EnumItemRenderer<StopBits> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final StopBits aValue) {
      String text = super.getDisplayValue(aValue);
      if (StopBits.ONE.equals(aValue)) {
        text = "1";
      } else if (StopBits.ONE_HALF.equals(aValue)) {
        text = "1.5";
      } else if (StopBits.TWO.equals(aValue)) {
        text = "2";
      }
      return text;
    }
  }

  /** Provides a combobox renderer for {@link BitOrder} values. */
  static final class UARTBitOrderItemRenderer extends EnumItemRenderer<BitOrder> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final BitOrder aValue) {
      String text = super.getDisplayValue(aValue);
      if (BitOrder.LSB_FIRST.equals(aValue)) {
        text = "LSB first";
      } else if (BitOrder.MSB_FIRST.equals(aValue)) {
        text = "MSB first";
      }
      return text;
    }
  }

  /** Provides a combobox renderer for {@link BitEncoding} values. */
  static final class UARTBitEncodingItemRenderer extends EnumItemRenderer<BitEncoding> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final BitEncoding aValue) {
      String text = super.getDisplayValue(aValue);
      if (BitEncoding.HIGH_IS_MARK.equals(aValue)) {
        text = "High is mark (1)";
      } else if (BitEncoding.HIGH_IS_SPACE.equals(aValue)) {
        text = "High is space (0)";
      }
      return text;
    }
  }

  /** Provides a combobox renderer for {@link BitLevel} values. */
  static final class UARTIdleLevelItemRenderer extends EnumItemRenderer<BitLevel> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final BitLevel aValue) {
      String text = super.getDisplayValue(aValue);
      if (BitLevel.HIGH.equals(aValue)) {
        text = "High (start = L, stop = H)";
      } else if (BitLevel.LOW.equals(aValue)) {
        text = "Low (start = H, stop = L)";
      }
      return text;
    }
  }

  // CONSTANTS

  private static final long serialVersionUID = 1L;

  private static final Logger LOG = Logger.getLogger(UARTProtocolAnalysisDialog.class.getName());

  // VARIABLES

  private JComboBox rxd;
  private JComboBox txd;
  private JComboBox cts;
  private JComboBox rts;
  private JComboBox dtr;
  private JComboBox dsr;
  private JComboBox dcd;
  private JComboBox ri;
  private JComboBox parity;
  private JComboBox bits;
  private JComboBox stop;
  private JComboBox bitEncoding;
  private JComboBox bitOrder;
  private JComboBox idleLevel;
  private JCheckBox autoDetectBaudRate;
  private JComboBox baudrate;
  private JEditorPane outText;

  private RestorableAction runAnalysisAction;
  private Action closeAction;
  private Action exportAction;

  // CONSTRUCTORS

  /**
   * Creates a new UARTProtocolAnalysisDialog instance.
   *
   * @param aOwner the owner of this dialog;
   * @param aToolContext the tool context;
   * @param aContext the OSGi bundle context to use;
   * @param aTool the {@link UARTAnalyser} tool.
   */
  public UARTProtocolAnalysisDialog(
      final Window aOwner,
      final ToolContext aToolContext,
      final BundleContext aContext,
      final UARTAnalyser aTool) {
    super(aOwner, aToolContext, aContext, aTool);

    initDialog();

    setLocationRelativeTo(getOwner());
  }

  // METHODS

  /** {@inheritDoc} */
  @Override
  public void exportToFile(
      final File aOutputFile, final nl.lxtreme.ols.tool.base.ExportAware.ExportFormat aFormat)
      throws IOException {
    if (ExportFormat.HTML.equals(aFormat)) {
      storeToHtmlFile(aOutputFile, getLastResult());
    } else if (ExportFormat.CSV.equals(aFormat)) {
      storeToCsvFile(aOutputFile, getLastResult());
    }
  }

  /** {@inheritDoc} */
  @Override
  public void readPreferences(final UserSettings aSettings) {
    // Issue #114: avoid setting illegal values...
    setComboBoxIndex(this.rxd, aSettings, "rxd");
    setComboBoxIndex(this.txd, aSettings, "txd");
    setComboBoxIndex(this.cts, aSettings, "cts");
    setComboBoxIndex(this.rts, aSettings, "rts");
    setComboBoxIndex(this.dtr, aSettings, "dtr");
    setComboBoxIndex(this.dsr, aSettings, "dsr");
    setComboBoxIndex(this.dcd, aSettings, "dcd");
    setComboBoxIndex(this.ri, aSettings, "ri");

    this.parity.setSelectedIndex(aSettings.getInt("parity", this.parity.getSelectedIndex()));
    this.bits.setSelectedIndex(aSettings.getInt("bits", this.bits.getSelectedIndex()));
    this.stop.setSelectedIndex(aSettings.getInt("stop", this.stop.getSelectedIndex()));
    this.idleLevel.setSelectedIndex(
        aSettings.getInt("idle-state", this.idleLevel.getSelectedIndex()));
    this.bitEncoding.setSelectedIndex(
        aSettings.getInt("bit-encoding", this.bitEncoding.getSelectedIndex()));
    this.bitOrder.setSelectedIndex(aSettings.getInt("bit-order", this.bitOrder.getSelectedIndex()));
    this.baudrate.setSelectedItem(Integer.valueOf(aSettings.getInt("baudrate", 9600)));
    this.autoDetectBaudRate.setSelected(
        aSettings.getBoolean("auto-baudrate", this.autoDetectBaudRate.isSelected()));
  }

  /** {@inheritDoc} */
  @Override
  public void reset() {
    this.outText.setText(getEmptyHtmlPage());
    this.outText.setEditable(false);

    this.runAnalysisAction.restore();

    setControlsEnabled(true);

    this.exportAction.setEnabled(false);
  }

  /** @see nl.lxtreme.ols.api.Configurable#writePreferences(nl.lxtreme.ols.api.UserSettings) */
  @Override
  public void writePreferences(final UserSettings aSettings) {
    aSettings.putInt("rxd", this.rxd.getSelectedIndex());
    aSettings.putInt("txd", this.txd.getSelectedIndex());
    aSettings.putInt("cts", this.cts.getSelectedIndex());
    aSettings.putInt("rts", this.rts.getSelectedIndex());
    aSettings.putInt("dtr", this.dtr.getSelectedIndex());
    aSettings.putInt("dsr", this.dsr.getSelectedIndex());
    aSettings.putInt("dcd", this.dcd.getSelectedIndex());
    aSettings.putInt("ri", this.ri.getSelectedIndex());
    aSettings.putInt("parity", this.parity.getSelectedIndex());
    aSettings.putInt("bits", this.bits.getSelectedIndex());
    aSettings.putInt("stop", this.stop.getSelectedIndex());
    aSettings.putInt("idle-state", this.idleLevel.getSelectedIndex());
    aSettings.putInt("bit-encoding", this.bitEncoding.getSelectedIndex());
    aSettings.putInt("bit-order", this.bitOrder.getSelectedIndex());
    aSettings.putInt("baudrate", ((Integer) this.baudrate.getSelectedItem()).intValue());
    aSettings.putBoolean("auto-baudrate", this.autoDetectBaudRate.isSelected());
  }

  /** {@inheritDoc} */
  @Override
  protected void onToolEnded(final UARTDataSet aAnalysisResult) {
    try {
      final String htmlPage;
      if (aAnalysisResult != null) {
        htmlPage = toHtmlPage(null /* aFile */, aAnalysisResult);
      } else {
        htmlPage = getEmptyHtmlPage();
      }

      this.outText.setText(htmlPage);
      this.outText.setEditable(false);

      this.runAnalysisAction.restore();
    } catch (final IOException exception) {
      // Make sure to handle IO-interrupted exceptions properly!
      if (!HostUtils.handleInterruptedException(exception)) {
        // Should not happen in this situation!
        throw new RuntimeException(exception);
      }
    }
  }

  /** {@inheritDoc} */
  @Override
  protected void onToolStarted() {
    // NO-op
  }

  /** {@inheritDoc} */
  @Override
  protected void prepareToolTask(final ToolTask<UARTDataSet> aToolTask) {
    final UARTAnalyserTask toolTask = (UARTAnalyserTask) aToolTask;

    // The value at index zero is "Unused", so extracting one of all items
    // causes all "unused" values to be equivalent to -1, which is interpreted
    // as not used...
    toolTask.setRxdIndex(this.rxd.getSelectedIndex() - 1);
    toolTask.setTxdIndex(this.txd.getSelectedIndex() - 1);
    toolTask.setCtsIndex(this.cts.getSelectedIndex() - 1);
    toolTask.setRtsIndex(this.rts.getSelectedIndex() - 1);
    toolTask.setDcdIndex(this.dcd.getSelectedIndex() - 1);
    toolTask.setRiIndex(this.ri.getSelectedIndex() - 1);
    toolTask.setDsrIndex(this.dsr.getSelectedIndex() - 1);
    toolTask.setDtrIndex(this.dtr.getSelectedIndex() - 1);
    // Handle the auto detect option for baudrates...
    if (this.autoDetectBaudRate.isSelected()) {
      toolTask.setBaudRate(UARTAnalyserTask.AUTO_DETECT_BAUDRATE);
    } else {
      toolTask.setBaudRate(((Integer) this.baudrate.getSelectedItem()).intValue());
    }

    // Other properties...
    toolTask.setIdleLevel((BitLevel) this.idleLevel.getSelectedItem());
    toolTask.setBitEncoding((BitEncoding) this.bitEncoding.getSelectedItem());
    toolTask.setBitOrder((BitOrder) this.bitOrder.getSelectedItem());
    toolTask.setParity((Parity) this.parity.getSelectedItem());
    toolTask.setStopBits((StopBits) this.stop.getSelectedItem());
    toolTask.setBitCount(NumberUtils.smartParseInt((String) this.bits.getSelectedItem(), 8));
  }

  /**
   * set the controls of the dialog enabled/disabled
   *
   * @param aEnable status of the controls
   */
  @Override
  protected void setControlsEnabled(final boolean aEnable) {
    this.rxd.setEnabled(aEnable);
    this.txd.setEnabled(aEnable);
    this.cts.setEnabled(aEnable);
    this.rts.setEnabled(aEnable);
    this.dtr.setEnabled(aEnable);
    this.dsr.setEnabled(aEnable);
    this.dcd.setEnabled(aEnable);
    this.ri.setEnabled(aEnable);
    this.parity.setEnabled(aEnable);
    this.bits.setEnabled(aEnable);
    this.stop.setEnabled(aEnable);
    this.idleLevel.setEnabled(aEnable);
    this.bitEncoding.setEnabled(aEnable);
    this.bitOrder.setEnabled(aEnable);

    this.closeAction.setEnabled(aEnable);
    this.exportAction.setEnabled(aEnable);
  }

  /**
   * Creates the HTML template for exports to HTML.
   *
   * @param aExporter the HTML exporter instance to use, cannot be <code>null</code>.
   * @return a HTML exporter filled with the template, never <code>null</code>.
   */
  private HtmlExporter createHtmlTemplate(final HtmlExporter aExporter) {
    aExporter.addCssStyle("body { font-family: sans-serif; } ");
    aExporter.addCssStyle(
        "table { border-width: 1px; border-spacing: 0px; border-color: gray;"
            + " border-collapse: collapse; border-style: solid; margin-bottom: 15px; } ");
    aExporter.addCssStyle(
        "table th { border-width: 1px; padding: 2px; border-style: solid; border-color: gray;"
            + " background-color: #C0C0FF; text-align: left; font-weight: bold; font-family: sans-serif; } ");
    aExporter.addCssStyle(
        "table td { border-width: 1px; padding: 2px; border-style: solid; border-color: gray;"
            + " font-family: monospace; } ");
    aExporter.addCssStyle(".error { color: red; } ");
    aExporter.addCssStyle(".warning { color: orange; } ");
    aExporter.addCssStyle(".date { text-align: right; font-size: x-small; margin-bottom: 15px; } ");
    aExporter.addCssStyle(".w100 { width: 100%; } ");
    aExporter.addCssStyle(".w35 { width: 35%; } ");
    aExporter.addCssStyle(".w30 { width: 30%; } ");
    aExporter.addCssStyle(".w15 { width: 15%; } ");
    aExporter.addCssStyle(".w10 { width: 10%; } ");
    aExporter.addCssStyle(".w8 { width: 8%; } ");
    aExporter.addCssStyle(".w7 { width: 7%; } ");

    final Element body = aExporter.getBody();
    body.addChild(H1).addContent("UART Analysis results");
    body.addChild(HR);
    body.addChild(DIV).addAttribute("class", "date").addContent("Generated: ", "{date-now}");

    Element table, tr, thead, tbody;

    table = body.addChild(TABLE).addAttribute("class", "w100");

    tbody = table.addChild(TBODY);
    tr = tbody.addChild(TR);
    tr.addChild(TH).addAttribute("colspan", "2").addContent("Statistics");
    tr = tbody.addChild(TR);
    tr.addChild(TD).addAttribute("class", "w30").addContent("Decoded bytes");
    tr.addChild(TD).addContent("{decoded-bytes}");
    tr = tbody.addChild(TR);
    tr.addChild(TD).addAttribute("class", "w30").addContent("Detected bus errors");
    tr.addChild(TD).addContent("{detected-bus-errors}");
    tr = tbody.addChild(TR);
    tr.addChild(TD).addAttribute("class", "w30").addContent("Baudrate");
    tr.addChild(TD).addContent("{baudrate}");

    table = body.addChild(TABLE).addAttribute("class", "w100");
    thead = table.addChild(THEAD);
    tr = thead.addChild(TR);
    tr.addChild(TH).addAttribute("class", "w30").addAttribute("colspan", "2");
    tr.addChild(TH).addAttribute("class", "w35").addAttribute("colspan", "4").addContent("RxD");
    tr.addChild(TH).addAttribute("class", "w35").addAttribute("colspan", "4").addContent("TxD");
    tr = thead.addChild(TR);
    tr.addChild(TH).addAttribute("class", "w15").addContent("Index");
    tr.addChild(TH).addAttribute("class", "w15").addContent("Time");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Hex");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Bin");
    tr.addChild(TH).addAttribute("class", "w8").addContent("Dec");
    tr.addChild(TH).addAttribute("class", "w7").addContent("ASCII");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Hex");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Bin");
    tr.addChild(TH).addAttribute("class", "w8").addContent("Dec");
    tr.addChild(TH).addAttribute("class", "w7").addContent("ASCII");
    tbody = table.addChild(TBODY);
    tbody.addContent("{decoded-data}");

    return aExporter;
  }

  /** @return */
  private JPanel createPreviewPane() {
    final JPanel panTable = new JPanel(new GridLayout(1, 1, 0, 0));

    this.outText = new JEditorPane("text/html", getEmptyHtmlPage());
    this.outText.setEditable(false);

    panTable.add(new JScrollPane(this.outText));

    return panTable;
  }

  /** @return */
  private JPanel createSettingsPane() {
    final int channelCount = getData().getChannels();

    final Integer[] baudrates = new Integer[AsyncSerialDataDecoder.COMMON_BAUDRATES.length];
    for (int i = 0; i < baudrates.length; i++) {
      baudrates[i] = Integer.valueOf(AsyncSerialDataDecoder.COMMON_BAUDRATES[i]);
    }
    final String[] bitarray = new String[10];
    // allow symbol lengths between 5 and 14 bits...
    for (int i = 0; i < bitarray.length; i++) {
      bitarray[i] = String.format("%d", Integer.valueOf(i + 5));
    }

    final JPanel settings = new JPanel(new SpringLayout());

    SpringLayoutUtils.addSeparator(settings, "Settings");

    settings.add(createRightAlignedLabel("RxD"));
    this.rxd = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.rxd);

    settings.add(createRightAlignedLabel("TxD"));
    this.txd = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.txd);

    settings.add(createRightAlignedLabel("CTS"));
    this.cts = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.cts);

    settings.add(createRightAlignedLabel("RTS"));
    this.rts = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.rts);

    settings.add(createRightAlignedLabel("DTR"));
    this.dtr = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.dtr);

    settings.add(createRightAlignedLabel("DSR"));
    this.dsr = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.dsr);

    settings.add(createRightAlignedLabel("DCD"));
    this.dcd = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.dcd);

    settings.add(createRightAlignedLabel("RI"));
    this.ri = SwingComponentUtils.createOptionalChannelSelector(channelCount);
    settings.add(this.ri);

    settings.add(createRightAlignedLabel("Baudrate"));
    this.autoDetectBaudRate = new JCheckBox("Auto detect");
    settings.add(this.autoDetectBaudRate);

    settings.add(new JLabel(""));
    this.baudrate = new JComboBox(baudrates);
    // Issue #90: allow custom baudrates to be specified...
    this.baudrate.setEditable(true);
    this.baudrate.setSelectedIndex(0);
    settings.add(this.baudrate);

    this.autoDetectBaudRate.addItemListener(
        new ItemListener() {
          @Override
          public void itemStateChanged(final ItemEvent aEvent) {
            final JCheckBox cb = (JCheckBox) aEvent.getSource();
            UARTProtocolAnalysisDialog.this.baudrate.setEnabled(!cb.isSelected());
          }
        });

    settings.add(createRightAlignedLabel("Parity"));
    this.parity = new JComboBox(Parity.values());
    this.parity.setSelectedIndex(0);
    this.parity.setRenderer(new UARTParityItemRenderer());
    settings.add(this.parity);

    settings.add(createRightAlignedLabel("Bits"));
    this.bits = new JComboBox(bitarray);
    this.bits.setSelectedIndex(3);
    settings.add(this.bits);

    settings.add(createRightAlignedLabel("Stopbits"));
    this.stop = new JComboBox(StopBits.values());
    this.stop.setSelectedIndex(0);
    this.stop.setRenderer(new UARTStopBitsItemRenderer());
    settings.add(this.stop);

    settings.add(createRightAlignedLabel("Idle level"));
    this.idleLevel = new JComboBox(BitLevel.values());
    this.idleLevel.setSelectedIndex(0);
    this.idleLevel.setRenderer(new UARTIdleLevelItemRenderer());
    settings.add(this.idleLevel);

    settings.add(createRightAlignedLabel("Bit encoding"));
    this.bitEncoding = new JComboBox(BitEncoding.values());
    this.bitEncoding.setSelectedIndex(0);
    this.bitEncoding.setRenderer(new UARTBitEncodingItemRenderer());
    settings.add(this.bitEncoding);

    settings.add(createRightAlignedLabel("Bit order"));
    this.bitOrder = new JComboBox(BitOrder.values());
    this.bitOrder.setSelectedIndex(0);
    this.bitOrder.setRenderer(new UARTBitOrderItemRenderer());
    settings.add(this.bitOrder);

    SpringLayoutUtils.makeEditorGrid(settings, 10, 4);

    return settings;
  }

  /**
   * generate a HTML page
   *
   * @param empty if this is true an empty output is generated
   * @return String with HTML data
   */
  private String getEmptyHtmlPage() {
    final HtmlExporter exporter = createHtmlTemplate(ExportUtils.createHtmlExporter());
    return exporter.toString(
        new MacroResolver() {
          @Override
          public Object resolve(final String aMacro, final Element aParent) {
            if ("date-now".equals(aMacro)) {
              final DateFormat df = DateFormat.getDateInstance(DateFormat.LONG);
              return df.format(new Date());
            } else if ("decoded-bytes".equals(aMacro)
                || "detected-bus-errors".equals(aMacro)
                || "baudrate".equals(aMacro)) {
              return "-";
            } else if ("decoded-data".equals(aMacro)) {
              return null;
            }
            return null;
          }
        });
  }

  /** Initializes this dialog. */
  private void initDialog() {
    setMinimumSize(new Dimension(640, 480));

    final JComponent settingsPane = createSettingsPane();
    final JComponent previewPane = createPreviewPane();

    final JPanel contentPane = new JPanel(new GridBagLayout());
    contentPane.add(
        settingsPane,
        new GridBagConstraints(
            0,
            0,
            1,
            1,
            0.0,
            0.0,
            GridBagConstraints.NORTH,
            GridBagConstraints.NONE,
            new Insets(2, 0, 2, 0),
            0,
            0));
    contentPane.add(
        previewPane,
        new GridBagConstraints(
            1,
            0,
            1,
            1,
            1.0,
            1.0,
            GridBagConstraints.NORTH,
            GridBagConstraints.BOTH,
            new Insets(2, 0, 2, 0),
            0,
            0));

    final JButton runAnalysisButton = ToolUtils.createRunAnalysisButton(this);
    this.runAnalysisAction = (RestorableAction) runAnalysisButton.getAction();

    final JButton exportButton = ToolUtils.createExportButton(this);
    this.exportAction = exportButton.getAction();
    this.exportAction.setEnabled(false);

    final JButton closeButton = ToolUtils.createCloseButton();
    this.closeAction = closeButton.getAction();

    final JComponent buttons =
        SwingComponentUtils.createButtonPane(runAnalysisButton, exportButton, closeButton);

    SwingComponentUtils.setupWindowContentPane(this, contentPane, buttons, runAnalysisButton);
  }

  /**
   * exports the data to a CSV file
   *
   * @param aFile File object
   */
  private void storeToCsvFile(final File aFile, final UARTDataSet aDataSet) {
    try {
      final CsvExporter exporter = ExportUtils.createCsvExporter(aFile);

      exporter.setHeaders(
          "index",
          "start-time",
          "end-time",
          "event?",
          "event-type",
          "RxD event",
          "TxD event",
          "RxD data",
          "TxD data");

      final List<UARTData> decodedData = aDataSet.getData();
      for (int i = 0; i < decodedData.size(); i++) {
        final UARTData ds = decodedData.get(i);

        final String startTime = Unit.Time.format(aDataSet.getTime(ds.getStartSampleIndex()));
        final String endTime = Unit.Time.format(aDataSet.getTime(ds.getEndSampleIndex()));

        String eventType = null;
        String rxdEvent = null;
        String txdEvent = null;
        String rxdData = null;
        String txdData = null;

        switch (ds.getType()) {
          case UARTData.UART_TYPE_EVENT:
            eventType = ds.getEventName();
            break;

          case UARTData.UART_TYPE_RXEVENT:
            rxdEvent = ds.getEventName();
            break;

          case UARTData.UART_TYPE_TXEVENT:
            txdEvent = ds.getEventName();
            break;

          case UARTData.UART_TYPE_RXDATA:
            rxdData = Integer.toString(ds.getData());
            break;

          case UARTData.UART_TYPE_TXDATA:
            txdData = Integer.toString(ds.getData());
            break;

          default:
            break;
        }

        exporter.addRow(
            Integer.valueOf(i),
            startTime,
            endTime,
            Boolean.valueOf(ds.isEvent()),
            eventType,
            rxdEvent,
            txdEvent,
            rxdData,
            txdData);
      }

      exporter.close();
    } catch (final IOException exception) {
      // Make sure to handle IO-interrupted exceptions properly!
      if (!HostUtils.handleInterruptedException(exception)) {
        LOG.log(Level.WARNING, "CSV export failed!", exception);
      }
    }
  }

  /**
   * stores the data to a HTML file
   *
   * @param aFile file object
   */
  private void storeToHtmlFile(final File aFile, final UARTDataSet aDataSet) {
    try {
      toHtmlPage(aFile, aDataSet);
    } catch (final IOException exception) {
      // Make sure to handle IO-interrupted exceptions properly!
      if (!HostUtils.handleInterruptedException(exception)) {
        LOG.log(Level.WARNING, "HTML export failed!", exception);
      }
    }
  }

  /**
   * generate a HTML page
   *
   * @param empty if this is true an empty output is generated
   * @return String with HTML data
   */
  private String toHtmlPage(final File aFile, final UARTDataSet aDataSet) throws IOException {
    final int bitCount = Integer.parseInt((String) this.bits.getSelectedItem());
    final int bitAdder = ((bitCount % 4) != 0) ? 1 : 0;

    final MacroResolver macroResolver =
        new MacroResolver() {
          @Override
          public Object resolve(final String aMacro, final Element aParent) {
            if ("date-now".equals(aMacro)) {
              final DateFormat df = DateFormat.getDateInstance(DateFormat.LONG);
              return df.format(new Date());
            } else if ("decoded-bytes".equals(aMacro)) {
              return Integer.valueOf(aDataSet.getDecodedSymbols());
            } else if ("detected-bus-errors".equals(aMacro)) {
              return Integer.valueOf(aDataSet.getDetectedErrors());
            } else if ("baudrate".equals(aMacro)) {
              final String baudrate;
              if (aDataSet.getBaudRate() <= 0) {
                baudrate = "<span class='error'>Baudrate calculation failed!</span>";
              } else {
                baudrate =
                    String.format(
                        "%d (exact: %d)",
                        Integer.valueOf(aDataSet.getBaudRate()),
                        Integer.valueOf(aDataSet.getBaudRateExact()));
                if (!aDataSet.isBitLengthUsable()) {
                  return baudrate.concat(
                      " <span class='warning'>The baudrate may be wrong, use a higher samplerate to avoid this!</span>");
                }

                return baudrate;
              }
            } else if ("decoded-data".equals(aMacro)) {
              final List<UARTData> decodedData = aDataSet.getData();
              Element tr;

              for (int i = 0; i < decodedData.size(); i++) {
                final UARTData ds = decodedData.get(i);

                if (ds.isEvent()) {
                  String rxEventData = "";
                  String txEventData = "";

                  String bgColor;
                  if (UARTData.UART_TYPE_EVENT == ds.getType()) {
                    rxEventData = txEventData = ds.getEventName();
                    bgColor = "#e0e0e0";
                  } else if (UARTData.UART_TYPE_RXEVENT == ds.getType()) {
                    rxEventData = ds.getEventName();
                    bgColor = "#c0ffc0";
                  } else if (UARTData.UART_TYPE_TXEVENT == ds.getType()) {
                    txEventData = ds.getEventName();
                    bgColor = "#c0ffc0";
                  } else {
                    // unknown event
                    bgColor = "#ff8000";
                  }

                  if (txEventData.endsWith("_ERR") || rxEventData.endsWith("_ERR")) {
                    bgColor = "#ff8000";
                  }

                  tr =
                      aParent
                          .addChild(TR)
                          .addAttribute("style", "background-color: " + bgColor + ";");
                  tr.addChild(TD).addContent(String.valueOf(i));
                  tr.addChild(TD)
                      .addContent(Unit.Time.format(aDataSet.getTime(ds.getStartSampleIndex())));
                  tr.addChild(TD).addContent(rxEventData);
                  tr.addChild(TD);
                  tr.addChild(TD);
                  tr.addChild(TD);
                  tr.addChild(TD).addContent(txEventData);
                  tr.addChild(TD);
                  tr.addChild(TD);
                  tr.addChild(TD);
                } else {
                  String rxDataHex = "", rxDataBin = "", rxDataDec = "", rxDataASCII = "";
                  String txDataHex = "", txDataBin = "", txDataDec = "", txDataASCII = "";

                  // Normal data...
                  if (UARTData.UART_TYPE_RXDATA == ds.getType()) {
                    final int rxData = ds.getData();

                    rxDataHex = integerToHexString(rxData, (bitCount / 4) + bitAdder);
                    rxDataBin = integerToBinString(rxData, bitCount);
                    rxDataDec = String.valueOf(rxData);
                    rxDataASCII = toASCII((char) rxData);
                  } else
                  /* if ( UARTData.UART_TYPE_TXDATA == ds.getType() ) */
                  {
                    final int txData = ds.getData();

                    txDataHex = integerToHexString(txData, (bitCount / 4) + bitAdder);
                    txDataBin = integerToBinString(txData, bitCount);
                    txDataDec = String.valueOf(txData);
                    txDataASCII = toASCII(txData);
                  }

                  tr = aParent.addChild(TR);
                  tr.addChild(TD).addContent(String.valueOf(i));
                  tr.addChild(TD)
                      .addContent(Unit.Time.format(aDataSet.getTime(ds.getStartSampleIndex())));
                  tr.addChild(TD).addContent("0x", rxDataHex);
                  tr.addChild(TD).addContent("0b", rxDataBin);
                  tr.addChild(TD).addContent(rxDataDec);
                  tr.addChild(TD).addContent(rxDataASCII);
                  tr.addChild(TD).addContent("0x", txDataHex);
                  tr.addChild(TD).addContent("0b", txDataBin);
                  tr.addChild(TD).addContent(txDataDec);
                  tr.addChild(TD).addContent(txDataASCII);
                }
              }
            }
            return null;
          }
        };

    if (aFile == null) {
      final HtmlExporter exporter = createHtmlTemplate(ExportUtils.createHtmlExporter());
      return exporter.toString(macroResolver);
    } else {
      final HtmlFileExporter exporter =
          (HtmlFileExporter) createHtmlTemplate(ExportUtils.createHtmlExporter(aFile));
      exporter.write(macroResolver);
      exporter.close();
    }

    return null;
  }
}
Ejemplo n.º 2
0
/**
 * The Dialog Class
 *
 * @author Frank Kunz The dialog class draws the basic dialog with a grid layout. The dialog
 *     consists of three main parts. A settings panel, a table panel and three buttons.
 */
public final class UARTProtocolAnalysisDialog
    extends BaseAsyncToolDialog<UARTDataSet, UARTAnalyserWorker> {
  // INNER TYPES

  /** Provides a combobox renderer for {@link UARTParity} values. */
  static final class UARTParityItemRenderer extends EnumItemRenderer<UARTParity> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final UARTParity aValue) {
      String text = super.getDisplayValue(aValue);
      if (UARTParity.EVEN.equals(aValue)) {
        text = "Even parity";
      } else if (UARTParity.NONE.equals(aValue)) {
        text = "No parity";
      } else if (UARTParity.ODD.equals(aValue)) {
        text = "Odd parity";
      }
      return text;
    }
  }

  /** Provides a combobox renderer for {@link UARTStopBits} values. */
  static final class UARTStopBitsItemRenderer extends EnumItemRenderer<UARTStopBits> {
    // CONSTANTS

    private static final long serialVersionUID = 1L;

    // METHODS

    /**
     * @see
     *     nl.lxtreme.ols.client.diagram.settings.GeneralSettingsDialog.EnumItemRenderer#getDisplayValue(java.lang.Enum)
     */
    @Override
    protected String getDisplayValue(final UARTStopBits aValue) {
      String text = super.getDisplayValue(aValue);
      if (UARTStopBits.STOP_1.equals(aValue)) {
        text = "1";
      } else if (UARTStopBits.STOP_15.equals(aValue)) {
        text = "1.5";
      } else if (UARTStopBits.STOP_2.equals(aValue)) {
        text = "2";
      }
      return text;
    }
  }

  // CONSTANTS

  private static final long serialVersionUID = 1L;

  private static final Logger LOG = Logger.getLogger(UARTProtocolAnalysisDialog.class.getName());

  // VARIABLES

  private JComboBox rxd;
  private JComboBox txd;
  private JComboBox cts;
  private JComboBox rts;
  private JComboBox dtr;
  private JComboBox dsr;
  private JComboBox dcd;
  private JComboBox ri;
  private JComboBox parity;
  private JComboBox bits;
  private JComboBox stop;
  private JCheckBox inv;
  private JEditorPane outText;

  private RestorableAction runAnalysisAction;
  private Action exportAction;
  private Action closeAction;

  // CONSTRUCTORS

  /**
   * @param aOwner
   * @param aName
   */
  public UARTProtocolAnalysisDialog(final Window aOwner, final String aName) {
    super(aOwner, aName);

    initDialog();

    setLocationRelativeTo(getOwner());
  }

  // METHODS

  /**
   * This is the UART protocol decoder core The decoder scans for a decode start event like CS high
   * to low edge or the trigger of the captured data. After this the decoder starts to decode the
   * data by the selected mode, number of bits and bit order. The decoded data are put to a JTable
   * object directly.
   */
  @Override
  public void onToolWorkerReady(final UARTDataSet aAnalysisResult) {
    super.onToolWorkerReady(aAnalysisResult);

    try {
      final String htmlPage;
      if (aAnalysisResult != null) {
        htmlPage = toHtmlPage(null /* aFile */, aAnalysisResult);
        this.exportAction.setEnabled(!aAnalysisResult.isEmpty());
      } else {
        htmlPage = getEmptyHtmlPage();
        this.exportAction.setEnabled(false);
      }

      this.outText.setText(htmlPage);
      this.outText.setEditable(false);

      this.runAnalysisAction.restore();
    } catch (final IOException exception) {
      // Make sure to handle IO-interrupted exceptions properly!
      if (!HostUtils.handleInterruptedException(exception)) {
        // Should not happen in this situation!
        throw new RuntimeException(exception);
      }
    }
  }

  /** @see nl.lxtreme.ols.api.Configurable#readPreferences(nl.lxtreme.ols.api.UserSettings) */
  @Override
  public void readPreferences(final UserSettings aSettings) {
    this.rxd.setSelectedIndex(aSettings.getInt("rxd", this.rxd.getSelectedIndex()));
    this.txd.setSelectedIndex(aSettings.getInt("txd", this.txd.getSelectedIndex()));
    this.cts.setSelectedIndex(aSettings.getInt("cts", this.cts.getSelectedIndex()));
    this.rts.setSelectedIndex(aSettings.getInt("rts", this.rts.getSelectedIndex()));
    this.dtr.setSelectedIndex(aSettings.getInt("dtr", this.dtr.getSelectedIndex()));
    this.dsr.setSelectedIndex(aSettings.getInt("dsr", this.dsr.getSelectedIndex()));
    this.dcd.setSelectedIndex(aSettings.getInt("dcd", this.dcd.getSelectedIndex()));
    this.ri.setSelectedIndex(aSettings.getInt("ri", this.ri.getSelectedIndex()));
    this.parity.setSelectedIndex(aSettings.getInt("parity", this.parity.getSelectedIndex()));
    this.bits.setSelectedIndex(aSettings.getInt("bits", this.bits.getSelectedIndex()));
    this.stop.setSelectedIndex(aSettings.getInt("stop", this.stop.getSelectedIndex()));
    this.inv.setSelected(aSettings.getBoolean("inverted", this.inv.isSelected()));
  }

  /** @see nl.lxtreme.ols.tool.base.ToolDialog#reset() */
  @Override
  public void reset() {
    this.outText.setText(getEmptyHtmlPage());
    this.outText.setEditable(false);

    this.exportAction.setEnabled(false);

    this.runAnalysisAction.restore();

    setControlsEnabled(true);
  }

  /** @see nl.lxtreme.ols.api.Configurable#writePreferences(nl.lxtreme.ols.api.UserSettings) */
  @Override
  public void writePreferences(final UserSettings aSettings) {
    aSettings.putInt("rxd", this.rxd.getSelectedIndex());
    aSettings.putInt("txd", this.txd.getSelectedIndex());
    aSettings.putInt("cts", this.cts.getSelectedIndex());
    aSettings.putInt("rts", this.rts.getSelectedIndex());
    aSettings.putInt("dtr", this.dtr.getSelectedIndex());
    aSettings.putInt("dsr", this.dsr.getSelectedIndex());
    aSettings.putInt("dcd", this.dcd.getSelectedIndex());
    aSettings.putInt("ri", this.ri.getSelectedIndex());
    aSettings.putInt("parity", this.parity.getSelectedIndex());
    aSettings.putInt("bits", this.bits.getSelectedIndex());
    aSettings.putInt("stop", this.stop.getSelectedIndex());
    aSettings.putBoolean("inverted", this.inv.isSelected());
  }

  /**
   * set the controls of the dialog enabled/disabled
   *
   * @param aEnable status of the controls
   */
  @Override
  protected void setControlsEnabled(final boolean aEnable) {
    this.rxd.setEnabled(aEnable);
    this.txd.setEnabled(aEnable);
    this.cts.setEnabled(aEnable);
    this.rts.setEnabled(aEnable);
    this.dtr.setEnabled(aEnable);
    this.dsr.setEnabled(aEnable);
    this.dcd.setEnabled(aEnable);
    this.ri.setEnabled(aEnable);
    this.parity.setEnabled(aEnable);
    this.bits.setEnabled(aEnable);
    this.stop.setEnabled(aEnable);
    this.inv.setEnabled(aEnable);

    this.closeAction.setEnabled(aEnable);
  }

  /**
   * @see
   *     nl.lxtreme.ols.tool.base.BaseAsyncToolDialog#setupToolWorker(nl.lxtreme.ols.tool.base.BaseAsyncToolWorker)
   */
  @Override
  protected void setupToolWorker(final UARTAnalyserWorker aToolWorker) {
    // The value at index zero is "Unused", so extracting one of all items
    // causes all "unused" values to be equivalent to -1, which is interpreted
    // as not used...
    aToolWorker.setRxdIndex(this.rxd.getSelectedIndex() - 1);
    aToolWorker.setTxdIndex(this.txd.getSelectedIndex() - 1);
    aToolWorker.setCtsIndex(this.cts.getSelectedIndex() - 1);
    aToolWorker.setRtsIndex(this.rts.getSelectedIndex() - 1);
    aToolWorker.setDcdIndex(this.dcd.getSelectedIndex() - 1);
    aToolWorker.setRiIndex(this.ri.getSelectedIndex() - 1);
    aToolWorker.setDsrIndex(this.dsr.getSelectedIndex() - 1);
    aToolWorker.setDtrIndex(this.dtr.getSelectedIndex() - 1);

    // Other properties...
    aToolWorker.setInverted(this.inv.isSelected());
    aToolWorker.setParity((UARTParity) this.parity.getSelectedItem());
    aToolWorker.setStopBits((UARTStopBits) this.stop.getSelectedItem());
    aToolWorker.setBitCount(NumberUtils.smartParseInt((String) this.bits.getSelectedItem(), 8));
  }

  /**
   * exports the data to a CSV file
   *
   * @param aFile File object
   */
  @Override
  protected void storeToCsvFile(final File aFile, final UARTDataSet aDataSet) {
    try {
      final CsvExporter exporter = ExportUtils.createCsvExporter(aFile);

      exporter.setHeaders(
          "index",
          "start-time",
          "end-time",
          "event?",
          "event-type",
          "RxD event",
          "TxD event",
          "RxD data",
          "TxD data");

      final List<UARTData> decodedData = aDataSet.getData();
      for (int i = 0; i < decodedData.size(); i++) {
        final UARTData ds = decodedData.get(i);

        final String startTime = aDataSet.getDisplayTime(ds.getStartSampleIndex());
        final String endTime = aDataSet.getDisplayTime(ds.getEndSampleIndex());

        String eventType = null;
        String rxdEvent = null;
        String txdEvent = null;
        String rxdData = null;
        String txdData = null;

        switch (ds.getType()) {
          case UARTData.UART_TYPE_EVENT:
            eventType = ds.getEventName();
            break;

          case UARTData.UART_TYPE_RXEVENT:
            rxdEvent = ds.getEventName();
            break;

          case UARTData.UART_TYPE_TXEVENT:
            txdEvent = ds.getEventName();
            break;

          case UARTData.UART_TYPE_RXDATA:
            rxdData = Integer.toString(ds.getData());
            break;

          case UARTData.UART_TYPE_TXDATA:
            txdData = Integer.toString(ds.getData());
            break;

          default:
            break;
        }

        exporter.addRow(
            Integer.valueOf(i),
            startTime,
            endTime,
            Boolean.valueOf(ds.isEvent()),
            eventType,
            rxdEvent,
            txdEvent,
            rxdData,
            txdData);
      }

      exporter.close();
    } catch (final IOException exception) {
      // Make sure to handle IO-interrupted exceptions properly!
      if (!HostUtils.handleInterruptedException(exception)) {
        LOG.log(Level.WARNING, "CSV export failed!", exception);
      }
    }
  }

  /**
   * stores the data to a HTML file
   *
   * @param aFile file object
   */
  @Override
  protected void storeToHtmlFile(final File aFile, final UARTDataSet aDataSet) {
    try {
      toHtmlPage(aFile, aDataSet);
    } catch (final IOException exception) {
      // Make sure to handle IO-interrupted exceptions properly!
      if (!HostUtils.handleInterruptedException(exception)) {
        LOG.log(Level.WARNING, "HTML export failed!", exception);
      }
    }
  }

  /**
   * Creates the HTML template for exports to HTML.
   *
   * @param aExporter the HTML exporter instance to use, cannot be <code>null</code>.
   * @return a HTML exporter filled with the template, never <code>null</code>.
   */
  private HtmlExporter createHtmlTemplate(final HtmlExporter aExporter) {
    aExporter.addCssStyle("body { font-family: sans-serif; } ");
    aExporter.addCssStyle(
        "table { border-width: 1px; border-spacing: 0px; border-color: gray;"
            + " border-collapse: collapse; border-style: solid; margin-bottom: 15px; } ");
    aExporter.addCssStyle(
        "table th { border-width: 1px; padding: 2px; border-style: solid; border-color: gray;"
            + " background-color: #C0C0FF; text-align: left; font-weight: bold; font-family: sans-serif; } ");
    aExporter.addCssStyle(
        "table td { border-width: 1px; padding: 2px; border-style: solid; border-color: gray;"
            + " font-family: monospace; } ");
    aExporter.addCssStyle(".error { color: red; } ");
    aExporter.addCssStyle(".warning { color: orange; } ");
    aExporter.addCssStyle(".date { text-align: right; font-size: x-small; margin-bottom: 15px; } ");
    aExporter.addCssStyle(".w100 { width: 100%; } ");
    aExporter.addCssStyle(".w35 { width: 35%; } ");
    aExporter.addCssStyle(".w30 { width: 30%; } ");
    aExporter.addCssStyle(".w15 { width: 15%; } ");
    aExporter.addCssStyle(".w10 { width: 10%; } ");
    aExporter.addCssStyle(".w8 { width: 8%; } ");
    aExporter.addCssStyle(".w7 { width: 7%; } ");

    final Element body = aExporter.getBody();
    body.addChild(H1).addContent("UART Analysis results");
    body.addChild(HR);
    body.addChild(DIV).addAttribute("class", "date").addContent("Generated: ", "{date-now}");

    Element table, tr, thead, tbody;

    table = body.addChild(TABLE).addAttribute("class", "w100");

    tbody = table.addChild(TBODY);
    tr = tbody.addChild(TR);
    tr.addChild(TH).addAttribute("colspan", "2").addContent("Statistics");
    tr = tbody.addChild(TR);
    tr.addChild(TD).addAttribute("class", "w30").addContent("Decoded bytes");
    tr.addChild(TD).addContent("{decoded-bytes}");
    tr = tbody.addChild(TR);
    tr.addChild(TD).addAttribute("class", "w30").addContent("Detected bus errors");
    tr.addChild(TD).addContent("{detected-bus-errors}");
    tr = tbody.addChild(TR);
    tr.addChild(TD).addAttribute("class", "w30").addContent("Baudrate");
    tr.addChild(TD).addContent("{baudrate}");

    table = body.addChild(TABLE).addAttribute("class", "w100");
    thead = table.addChild(THEAD);
    tr = thead.addChild(TR);
    tr.addChild(TH).addAttribute("class", "w30").addAttribute("colspan", "2");
    tr.addChild(TH).addAttribute("class", "w35").addAttribute("colspan", "4").addContent("RxD");
    tr.addChild(TH).addAttribute("class", "w35").addAttribute("colspan", "4").addContent("TxD");
    tr = thead.addChild(TR);
    tr.addChild(TH).addAttribute("class", "w15").addContent("Index");
    tr.addChild(TH).addAttribute("class", "w15").addContent("Time");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Hex");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Bin");
    tr.addChild(TH).addAttribute("class", "w8").addContent("Dec");
    tr.addChild(TH).addAttribute("class", "w7").addContent("ASCII");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Hex");
    tr.addChild(TH).addAttribute("class", "w10").addContent("Bin");
    tr.addChild(TH).addAttribute("class", "w8").addContent("Dec");
    tr.addChild(TH).addAttribute("class", "w7").addContent("ASCII");
    tbody = table.addChild(TBODY);
    tbody.addContent("{decoded-data}");

    return aExporter;
  }

  /** @return */
  private JPanel createPreviewPane() {
    final JPanel panTable = new JPanel(new GridLayout(1, 1, 0, 0));

    this.outText = new JEditorPane("text/html", getEmptyHtmlPage());
    this.outText.setEditable(false);

    panTable.add(new JScrollPane(this.outText));

    return panTable;
  }

  /** @return */
  private JPanel createSettingsPane() {
    final String channels[] = new String[33];
    channels[0] = "Unused";
    for (int i = 0; i < 32; i++) {
      channels[i + 1] = new String("Channel " + i);
    }

    final JPanel settings = new JPanel(new SpringLayout());

    SpringLayoutUtils.addSeparator(settings, "Settings");

    settings.add(createRightAlignedLabel("RxD"));
    this.rxd = new JComboBox(channels);
    this.rxd.setSelectedIndex(0);
    settings.add(this.rxd);

    settings.add(createRightAlignedLabel("TxD"));
    this.txd = new JComboBox(channels);
    this.txd.setSelectedIndex(0);
    settings.add(this.txd);

    settings.add(createRightAlignedLabel("CTS"));
    this.cts = new JComboBox(channels);
    this.cts.setSelectedIndex(0);
    settings.add(this.cts);

    settings.add(createRightAlignedLabel("RTS"));
    this.rts = new JComboBox(channels);
    this.rts.setSelectedIndex(0);
    settings.add(this.rts);

    settings.add(createRightAlignedLabel("DTR"));
    this.dtr = new JComboBox(channels);
    this.dtr.setSelectedIndex(0);
    settings.add(this.dtr);

    settings.add(createRightAlignedLabel("DSR"));
    this.dsr = new JComboBox(channels);
    this.dsr.setSelectedIndex(0);
    settings.add(this.dsr);

    settings.add(createRightAlignedLabel("DCD"));
    this.dcd = new JComboBox(channels);
    this.dcd.setSelectedIndex(0);
    settings.add(this.dcd);

    settings.add(createRightAlignedLabel("RI"));
    this.ri = new JComboBox(channels);
    this.ri.setSelectedIndex(0);
    settings.add(this.ri);

    settings.add(createRightAlignedLabel("Parity"));
    this.parity = new JComboBox(UARTParity.values());
    this.parity.setSelectedIndex(0);
    this.parity.setRenderer(new UARTParityItemRenderer());
    settings.add(this.parity);

    settings.add(createRightAlignedLabel("Bits"));
    final String[] bitarray = new String[4];
    for (int i = 0; i < bitarray.length; i++) {
      bitarray[i] = String.format("%d", Integer.valueOf(i + 5));
    }
    this.bits = new JComboBox(bitarray);
    this.bits.setSelectedIndex(3);
    settings.add(this.bits);

    settings.add(createRightAlignedLabel("Stopbits"));
    this.stop = new JComboBox(UARTStopBits.values());
    this.stop.setSelectedIndex(0);
    this.stop.setRenderer(new UARTStopBitsItemRenderer());
    settings.add(this.stop);

    this.inv = new JCheckBox();
    this.inv.setSelected(false);
    settings.add(createRightAlignedLabel("Invert?"));
    settings.add(this.inv);

    SpringLayoutUtils.makeEditorGrid(settings, 10, 4);

    return settings;
  }

  /**
   * generate a HTML page
   *
   * @param empty if this is true an empty output is generated
   * @return String with HTML data
   */
  private String getEmptyHtmlPage() {
    final HtmlExporter exporter = createHtmlTemplate(ExportUtils.createHtmlExporter());
    return exporter.toString(
        new MacroResolver() {
          @Override
          public Object resolve(final String aMacro, final Element aParent) {
            if ("date-now".equals(aMacro)) {
              final DateFormat df = DateFormat.getDateInstance(DateFormat.LONG);
              return df.format(new Date());
            } else if ("decoded-bytes".equals(aMacro)
                || "detected-bus-errors".equals(aMacro)
                || "baudrate".equals(aMacro)) {
              return "-";
            } else if ("decoded-data".equals(aMacro)) {
              return null;
            }
            return null;
          }
        });
  }

  /** Initializes this dialog. */
  private void initDialog() {
    setMinimumSize(new Dimension(640, 480));

    final JComponent settingsPane = createSettingsPane();
    final JComponent previewPane = createPreviewPane();

    final JPanel contentPane = new JPanel(new GridBagLayout());
    contentPane.add(
        settingsPane,
        new GridBagConstraints(
            0,
            0,
            1,
            1,
            0.0,
            0.0,
            GridBagConstraints.NORTH,
            GridBagConstraints.NONE,
            new Insets(2, 0, 2, 0),
            0,
            0));
    contentPane.add(
        previewPane,
        new GridBagConstraints(
            1,
            0,
            1,
            1,
            1.0,
            1.0,
            GridBagConstraints.NORTH,
            GridBagConstraints.BOTH,
            new Insets(2, 0, 2, 0),
            0,
            0));

    final JButton runAnalysisButton = createRunAnalysisButton();
    this.runAnalysisAction = (RestorableAction) runAnalysisButton.getAction();

    final JButton exportButton = createExportButton();
    this.exportAction = exportButton.getAction();
    this.exportAction.setEnabled(false);

    final JButton closeButton = createCloseButton();
    this.closeAction = closeButton.getAction();

    final JComponent buttons =
        SwingComponentUtils.createButtonPane(runAnalysisButton, exportButton, closeButton);

    SwingComponentUtils.setupDialogContentPane(this, contentPane, buttons, runAnalysisButton);
  }

  /**
   * generate a HTML page
   *
   * @param empty if this is true an empty output is generated
   * @return String with HTML data
   */
  private String toHtmlPage(final File aFile, final UARTDataSet aDataSet) throws IOException {
    final int bitCount = Integer.parseInt((String) this.bits.getSelectedItem());
    final int bitAdder = (bitCount % 4 != 0) ? 1 : 0;

    final MacroResolver macroResolver =
        new MacroResolver() {
          @Override
          public Object resolve(final String aMacro, final Element aParent) {
            if ("date-now".equals(aMacro)) {
              final DateFormat df = DateFormat.getDateInstance(DateFormat.LONG);
              return df.format(new Date());
            } else if ("decoded-bytes".equals(aMacro)) {
              return Integer.valueOf(aDataSet.getDecodedSymbols());
            } else if ("detected-bus-errors".equals(aMacro)) {
              return Integer.valueOf(aDataSet.getDetectedErrors());
            } else if ("baudrate".equals(aMacro)) {
              final String baudrate;
              if (aDataSet.getBitLength() <= 0) {
                baudrate = "<span class='error'>Baudrate calculation failed!</span>";
              } else {
                baudrate =
                    String.format(
                        "%d (exact: %d)",
                        Integer.valueOf(aDataSet.getBaudRate()),
                        Integer.valueOf(aDataSet.getBaudRateExact()));
                if (aDataSet.getBitLength() < 15) {
                  return baudrate.concat(
                      " <span class='warning'>The baudrate may be wrong, use a higher samplerate to avoid this!</span>");
                }

                return baudrate;
              }
            } else if ("decoded-data".equals(aMacro)) {
              final List<UARTData> decodedData = aDataSet.getData();
              Element tr;

              for (int i = 0; i < decodedData.size(); i++) {
                final UARTData ds = decodedData.get(i);

                if (ds.isEvent()) {
                  String rxEventData = "";
                  String txEventData = "";

                  String bgColor;
                  if (UARTData.UART_TYPE_EVENT == ds.getType()) {
                    rxEventData = txEventData = ds.getEventName();
                    bgColor = "#e0e0e0";
                  } else if (UARTData.UART_TYPE_RXEVENT == ds.getType()) {
                    rxEventData = ds.getEventName();
                    bgColor = "#c0ffc0";
                  } else if (UARTData.UART_TYPE_TXEVENT == ds.getType()) {
                    txEventData = ds.getEventName();
                    bgColor = "#c0ffc0";
                  } else {
                    // unknown event
                    bgColor = "#ff8000";
                  }

                  if (txEventData.endsWith("_ERR") || rxEventData.endsWith("_ERR")) {
                    bgColor = "#ff8000";
                  }

                  tr =
                      aParent
                          .addChild(TR)
                          .addAttribute("style", "background-color: " + bgColor + ";");
                  tr.addChild(TD).addContent(String.valueOf(i));
                  tr.addChild(TD).addContent(aDataSet.getDisplayTime(ds.getStartSampleIndex()));
                  tr.addChild(TD).addContent(rxEventData);
                  tr.addChild(TD);
                  tr.addChild(TD);
                  tr.addChild(TD);
                  tr.addChild(TD).addContent(txEventData);
                  tr.addChild(TD);
                  tr.addChild(TD);
                  tr.addChild(TD);
                } else {
                  String rxDataHex = "", rxDataBin = "", rxDataDec = "", rxDataASCII = "";
                  String txDataHex = "", txDataBin = "", txDataDec = "", txDataASCII = "";

                  // Normal data...
                  if (UARTData.UART_TYPE_RXDATA == ds.getType()) {
                    final int rxData = ds.getData();

                    rxDataHex =
                        "0x" + DisplayUtils.integerToHexString(rxData, bitCount / 4 + bitAdder);
                    rxDataBin = "0b" + DisplayUtils.integerToBinString(rxData, bitCount);
                    rxDataDec = String.valueOf(rxData);
                    if ((rxData >= 32) && (bitCount == 8)) {
                      rxDataASCII = String.valueOf((char) rxData);
                    }
                  } else
                  /* if ( UARTData.UART_TYPE_TXDATA == ds.getType() ) */
                  {
                    final int txData = ds.getData();

                    txDataHex =
                        "0x" + DisplayUtils.integerToHexString(txData, bitCount / 4 + bitAdder);
                    txDataBin = "0b" + DisplayUtils.integerToBinString(txData, bitCount);
                    txDataDec = String.valueOf(txData);
                    if ((txData >= 32) && (bitCount == 8)) {
                      txDataASCII = String.valueOf((char) txData);
                    }
                  }

                  tr = aParent.addChild(TR);
                  tr.addChild(TD).addContent(String.valueOf(i));
                  tr.addChild(TD).addContent(aDataSet.getDisplayTime(ds.getStartSampleIndex()));
                  tr.addChild(TD).addContent(rxDataHex);
                  tr.addChild(TD).addContent(rxDataBin);
                  tr.addChild(TD).addContent(rxDataDec);
                  tr.addChild(TD).addContent(rxDataASCII);
                  tr.addChild(TD).addContent(txDataHex);
                  tr.addChild(TD).addContent(txDataBin);
                  tr.addChild(TD).addContent(txDataDec);
                  tr.addChild(TD).addContent(txDataASCII);
                }
              }
            }
            return null;
          }
        };

    if (aFile == null) {
      final HtmlExporter exporter = createHtmlTemplate(ExportUtils.createHtmlExporter());
      return exporter.toString(macroResolver);
    } else {
      final HtmlFileExporter exporter =
          (HtmlFileExporter) createHtmlTemplate(ExportUtils.createHtmlExporter(aFile));
      exporter.write(macroResolver);
      exporter.close();
    }

    return null;
  }
}