code: public void init(BaseScreen gridScreen, int iIconField, int iStartDateTimeField, int iEndDateTimeField, int iDescriptionField, int iStatusField)
      {
          m_gridScreen = gridScreen;
          m_iDescriptionField = iDescriptionField;
          m_iStartDateTimeField = iStartDateTimeField;
          m_iEndDateTimeField = iEndDateTimeField; 
          m_iStatusField = iStatusField;
          m_iIconField = iIconField;
      }
docs: Constructor.
  @param gridScreen The screen.
  @param iIconField The location of the icon field.
  @param iStartDateTimeField The location of the start time.
  @param iEndDateTimeField The location of the end time.
  @param iDescriptionField The location of the description.
  @param iStatusField The location of the status.