android dialog attributes - modal, dim background, notitle

RefineSearchDialogFragment.java

@Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        Dialog dialog = super.onCreateDialog(savedInstanceState);
        dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);

        //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);
        //blur out the background
        //window.clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);


        window.getAttributes().windowAnimations = R.style.dialog_animation;
        return dialog;
    }