android non-model dialog fragment with other behind

RefineSearchDialogFragment.java

 @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        Dialog dialog = super.onCreateDialog(savedInstanceState);
        dialog.setTitle("Suche verfeinern");


        //set the dialog to non-modal and disable dim out fragment behind
        Window window = dialog.getWindow();
        window.setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL,
                WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL);
        window.clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);

        return dialog;
    }