Method popupMenuWillBecomeVisible

app/src/processing/app/EditorTab.java:263–276

(PopupMenuEvent e)

    menu.addPopupMenuListener(new PopupMenuListener() {

      @Override
      public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
            String referenceFile = editor.base.getPdeKeywords().getReference(getCurrentKeyword());
            referenceItem.setEnabled(referenceFile != null);
    
            int offset = textarea.getCaretPosition();
            org.fife.ui.rsyntaxtextarea.Token token = RSyntaxUtilities.getTokenAtOffset(textarea, offset);
            if (token != null && token.isHyperlink()) {
              openURLItem.setEnabled(true);
              openURLItem.setActionCommand(token.getLexeme());
            } else {
              openURLItem.setEnabled(false);
            }
      }

      @Override
      public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {