void (final KeyType selected, final boolean processIfUnfocused) { if (!EventQueue.isDispatchThread()) { return; } myUpdateAlarm.cancelAllRequests(); if (selected == null || !isHandleSelectionEnabled(selected, processIfUnfocused)) { hideHint(); return; } if (!selected.equals(myKey)) { hideHint(); } myUpdateAlarm.addRequest(() -> doHandleSelectionChange(selected, processIfUnfocused), 10); }