Method handleAutoFormat

app/src/processing/app/ui/Editor.java:1715–1757

()

  public void handleAutoFormat() {
    final String source = getText();

    try {
      final String formattedText = createFormatter().format(source);
      // save current (rough) selection point
      int selectionEnd = getSelectionStop();

//      boolean wasVisible =
//        textarea.getSelectionStopLine() >= textarea.getFirstLine() &&
//        textarea.getSelectionStopLine() < textarea.getLastLine();

      // make sure the caret would be past the end of the text
      if (formattedText.length() < selectionEnd - 1) {
        selectionEnd = formattedText.length() - 1;
      }

      if (formattedText.equals(source)) {
        statusNotice(Language.text("editor.status.autoformat.no_changes"));

      } else {  // replace with new bootiful text
        startCompoundEdit();
        // selectionEnd hopefully at least in the neighborhood
        int scrollPos = textarea.getVerticalScrollPosition();
        textarea.setText(formattedText);
        setSelection(selectionEnd, selectionEnd);

        // Put the scrollbar position back, otherwise it jumps on each format.
        // Since we're not doing a good job of maintaining position anyway,
        // a more complicated workaround here is fairly pointless.
        // https://github.com/processing/processing/issues/1571
        if (scrollPos != textarea.getVerticalScrollPosition()) {
          textarea.setVerticalScrollPosition(scrollPos);
        }
        stopCompoundEdit();
        sketch.setModified(true);
        statusNotice(Language.text("editor.status.autoformat.finished"));
      }

    } catch (final Exception e) {
      statusError(e);
    }
  }


  abstract public String getCommentPrefix();