Default [Q] Widget to clear notifications

Hi there,

iam searching for a button, that i can put on my lockscreen and clears all notifications.

iam usings NiLS Notifications Lock Screen and there is a option for that, but its only working with 4.3+

iam rooted and using Android 4.2.2

so basicly i want to be able to clear my notifications right on the lockscreen.

Any ideas?