code: private void initializeMultipleChoiceListDialog() {
          MaterialDialog.Builder builder = new MaterialDialog.Builder(getActivity());
          configureHeaderDialogBuilder(builder);
          configureButtonBarDialogBuilder(builder);
          builder.setMultiChoiceItems(R.array.list_items, new boolean[]{true, false, false},
                  createMultiChoiceListener());
          multipleChoiceListDialog = builder.create();
      }
docs: Initializes the multiple choice list dialog.