import com.woxthebox.draglistview.DragItemAdapter; //导入依赖的package包/类
private void saveSettings() {
    SharedPreferences.Editor editor = SharedObjects.getInstance().preferences.edit();

    // find all columns and save them to the settings
    for (int f = 0; f < mBoardView.getColumnCount() - 1; f++) {
        DragItemAdapter adapter = mBoardView.getAdapter(f);

        ArrayList<String> prefsArrayList = new ArrayList<>();

        for (Object field : adapter.getItemList()) {
            SettingsListField fld = (SettingsListField) field;
            prefsArrayList.add(fld.getDatabaseField());
        }

        editor.putString("settingMoviesListLine" + String.valueOf(f + 1), Utils.arrayToString(prefsArrayList, ","));
    }

    editor.apply();

    Toast.makeText(getContext(), getString(R.string.pref_setting_list_saved), Toast.LENGTH_SHORT).show();

    if (S.INFO)
        Log.i(S.TAG, "Refresh requested (settingMoviesListLine)");
}