Android-s14

public static void clearParentsBackgrounds(View view) {
		while (view != null) {
			final ViewParent parent = view.getParent();
			if (parent instanceof View) {
				view = (View) parent;
				view.setBackgroundResource(android.graphics.Color.TRANSPARENT);
			} else {
				view = null;
			}
		}

Android-s14

	private Dialog dialog;

	private void buildDialog() {
		dialog = new Dialog(activity);
		dialogView = activity.getLayoutInflater().inflate(R.layout.dialog_new_participant, null);
		dialogField = ButterKnife.findById(dialogView, R.id.edittext_new_participant);
		dialogFab = ButterKnife.findById(dialogView, R.id.fab_new_participant_dialog);
		dialog.setContentView(dialogView);
		clearBackgrounds(dialogView);
		setListeners();