# Package uk.ac.starlink.topcat.vizier

- Interface Summary
  Interface | Description
  --- | ---
  Queryable | Defines a Vizier catalogue which may be searched or downloaded.
  VizierMode | Defines one of the GUI options for selecting a Vizier catalogue to search.

- Class Summary
  Class | Description
  --- | ---
  BasicVizierMode | Abstract Vizier mode which presents a pre-selected list of catalogues to query.
  CatalogSaxHandler | SAX content handler which can make sense of a VizieR query for catalogues.
  CategoryVizierMode | Vizier mode that allows the user to search for catalogues based on a provided list of known categories.
  InfoItem | Represents one of the static VizieR resources as obtained by the VizierInfo class.
  MissionVizierMode | VizierMode for queries of Mission catalogues.
  SearchVizierMode | Abstract VizierMode which presents a list of catalogues as selected in some way by other GUI actions of the user.
  SurveyVizierMode | VizierMode for queries of Survey catalogues.
  VizierCatalog | Constains all known information about a catalogue resource.
  VizierInfo | Can obtain information about VizieR service.
  VizierTableLoadDialog | TableLoadDialogue which directly interrogtes the VizieR catalogue service.
  WordVizierMode | Vizier mode that allows the user to search for available catalogues by free text keywords.