FrameLayout frameLayout = (FrameLayout) findViewById(R.id.container);

PromotedActionsLibrary promotedActionsLibrary = new PromotedActionsLibrary();

// setup library
promotedActionsLibrary.setup(getApplicationContext(), frameLayout);

// create onClickListener for each promoted action
View.OnClickListener onClickListener = new View.OnClickListener() {
    @Override
        public void onClick(View view) {
            // Do something
    }
};

// customize promoted actions with a drawable
promotedActionsLibrary.addItem(getResources().getDrawable(android.R.drawable.ic_menu_edit), onClickListener);
promotedActionsLibrary.addItem(getResources().getDrawable(android.R.drawable.ic_menu_send), onClickListener);
promotedActionsLibrary.addItem(getResources().getDrawable(android.R.drawable.ic_input_get), onClickListener);

// create main floating button and customize it with a drawable
promotedActionsLibrary.addMainItem(getResources().getDrawable(android.R.drawable.ic_input_add));