public void onDataSetSelected(String dataSetId, String dataSetLabel, String categoryComboId) {
    mDataSetButton.setText(dataSetLabel);
    mPeriodButton.setEnabled(true);

    mState.setDataSet(dataSetId, dataSetLabel, categoryComboId);
    mState.resetPeriod();
    mState.resetCategoryStates();
    handleViews(1);
  }
  public void onUnitSelected(String orgUnitId, String orgUnitLabel) {
    mOrgUnitButton.setText(orgUnitLabel);
    mDataSetButton.setEnabled(true);

    mState.setOrgUnit(orgUnitId, orgUnitLabel);
    mState.resetDataSet();
    mState.resetPeriod();
    mState.resetCategoryStates();
    handleViews(0);
  }