static JLabel showSuggestion_current;
sbool showSuggestion_keyListenerInstalled;

// action is called in new thread
static JLabel showSuggestion_master(fS suggestionText, fO action) {
  hideSuggestion();
  ret showSuggestion_makeMaster(showSuggestion_individual(suggestionText, action));
}

static JLabel showSuggestion_makeMaster(JLabel label) {
  JButton btnOK = firstButton(getWindow(label));
  setText(btnOK, getText(btnOK) + appendBracketed(hotKey_teach());
  showSuggestion_current = label;
  showSuggestion_installHotkey();
  ret label;
}

svoid showSuggestion_installHotkey {
  if (showSuggestion_keyListenerInstalled) ret;
  showSuggestion_keyListenerInstalled = true;
  onGlobalHotKey(hotKey_teach(), r-awt {
    bool b = isComponentShowing(showSuggestion_current);
    print("hotkey: " + b);
    if (b)
      clickFirstButton(getWindow(showSuggestion_current));
  });
}

Began life as a copy of #1015586