Method setCode

java/src/processing/mode/java/JavaEditor.java:1593–1633

Event handler called when switching between tabs. Loads all line background colors set for the tab. @param code tab to switch to

(SketchCode code)

   * @param code tab to switch to
   */
  @Override
  public void setCode(SketchCode code) {
    Document oldDoc = code.getDocument();

    //System.out.println("tab switch: " + code.getFileName());
    // set the new document in the textarea, etc. need to do this first
    super.setCode(code);

    Document newDoc = code.getDocument();
    if (oldDoc != newDoc) {
      addDocumentListener(newDoc);
    }

    // set line background colors for tab
    final JavaTextArea ta = getJavaTextArea();
    // can be null when setCode is called the first time (in constructor)
    if (ta != null) {
      // clear all gutter text
      ta.clearGutterText();
      // first paint breakpoints
      if (breakpointedLines != null) {
        for (LineHighlight hl : breakpointedLines) {
          if (isInCurrentTab(hl.getLineID())) {
            hl.paint();
          }
        }
      }
      // now paint current line (if any)
      if (currentLine != null) {
        if (isInCurrentTab(currentLine.getLineID())) {
          currentLine.paint();
        }
      }
    }
    if (getDebugger() != null && getDebugger().isStarted()) {
      getDebugger().startTrackingLineChanges();
    }
    if (errorColumn != null) {
      errorColumn.repaint();
    }
  }


  /**