@Neo===
You CAN use all Android widgets with P5 BUT you have to code them using android native; in this forum or in the previous one i have put examples for that. As for simplify, let us say that you create a button importing this class, creating a new instance of it (Button monBouton = new Button()), create a layout for it (color, size, x, y), add onclickListener(), and finally add the button to the rootView (that must be done in the onStart() of the fragment lifeCycle…