Method SerialMonitor

app/src/processing/app/SerialMonitor.java:41–101

(BoardPort port)

      new CommandHistory(COMMAND_HISTORY_SIZE);

  public SerialMonitor(BoardPort port) {
    super(port);

    serialRate = PreferencesData.getInteger("serial.debug_rate");
    serialRates.setSelectedItem(serialRate + " " + tr("baud"));
    onSerialRateChange((ActionEvent event) -> {
      String wholeString = (String) serialRates.getSelectedItem();
      String rateString = wholeString.substring(0, wholeString.indexOf(' '));
      serialRate = Integer.parseInt(rateString);
      PreferencesData.set("serial.debug_rate", rateString);
      if (serial != null) {
        try {
          close();
          Thread.sleep(100); // Wait for serial port to properly close
          open();
        } catch (InterruptedException e) {
          // noop
        } catch (Exception e) {
          System.err.println(e);
        }
      }
    });

    onSendCommand((ActionEvent event) -> {
      String command = textField.getText();
      send(command);
      commandHistory.addCommand(command);
      textField.setText("");
    });

    onClearCommand((ActionEvent event) -> textArea.setText(""));

    // Add key listener to UP, DOWN, ESC keys for command history traversal.
    textField.addKeyListener(new KeyAdapter() {
      @Override
      public void keyPressed(KeyEvent e) {
        switch (e.getKeyCode()) {

          // Select previous command.
          case KeyEvent.VK_UP:
            if (commandHistory.hasPreviousCommand()) {
              textField.setText(
                  commandHistory.getPreviousCommand(textField.getText()));
            }
            break;

          // Select next command.
          case KeyEvent.VK_DOWN:
            if (commandHistory.hasNextCommand()) {
              textField.setText(commandHistory.getNextCommand());
            }
            break;

          // Reset history location, restoring the last unexecuted command.
          case KeyEvent.VK_ESCAPE:
            textField.setText(commandHistory.resetHistoryLocation());
            break;
        }