uk.ac.starlink.datanode.nodes.DefaultDataNode

uk.ac.starlink.datanode.nodes.HTMLDataNode

All Implemented Interfaces:: DataNode

public class HTMLDataNode extends DefaultDataNode

DataNode implementation which describes a top-level HTML document. The formatted HTML page is displayed and hyperlinks can be followed. Note that if links are followed then the original document must be reloaded in order to display the original page again.

Version:: $Id$
Author:: David Giaretta (Starlink)

Field Summary

Fields

Modifier and Type

Field

Description

final File

file
Constructor Summary

Constructors

Constructor

Description

HTMLDataNode(File file)

Constructs a URL to be displayed in the pane, if possible.
Method Summary

Modifier and Type

Method

Description

boolean

allowsChildren()

HTML type does not allow children.

void

configureDetail(DetailViewer dv)

Sets up a pane to display the HTML file.

String

getNodeTLA()

Returns Three Letter Acronym "HTM".

String

getNodeType()

Returns a short sentence indicating what kind of node this is.

Methods inherited from class DefaultDataNode
beep, getChildIterator, getChildMaker, getCreator, getDataObject, getDescription, getIcon, getLabel, getName, getParentObject, getPathElement, getPathSeparator, hasDataObject, makeChild, makeErrorChild, registerDataObject, setChildMaker, setCreator, setDescription, setIconID, setLabel, setName, setParentObject, toString

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details
- file
  
  public final File file
Constructor Details
- HTMLDataNode
  
  public HTMLDataNode(File file) throws NoSuchDataException
  
  Constructs a URL to be displayed in the pane, if possible.
  
  Throws:
  
  NoSuchDataException
Method Details
- allowsChildren
  
  public boolean allowsChildren()
  
  HTML type does not allow children.
  
  Specified by:
  
  allowsChildren in interface DataNode
  
  Overrides:
  
  allowsChildren in class DefaultDataNode
  
  Returns:
  
  false
- getNodeTLA
  
  public String getNodeTLA()
  
  Returns Three Letter Acronym "HTM".
  
  Specified by:
  
  getNodeTLA in interface DataNode
  
  Overrides:
  
  getNodeTLA in class DefaultDataNode
  
  Returns:
  
  "HTM"
- getNodeType
  
  public String getNodeType()
  
  Description copied from interface: DataNode
  
  Returns a short sentence indicating what kind of node this is. The return value should be just a few words. As a rough guideline it should indicate what the implementing class is.
  
  Specified by:
  
  getNodeType in interface DataNode
  
  Overrides:
  
  getNodeType in class DefaultDataNode
  
  Returns:
  
  a short description of the type of this DataNode
- configureDetail
  
  public void configureDetail(DetailViewer dv)
  
  Sets up a pane to display the HTML file. Also activates the hyperlinks. Note that if any hyperlinks are followed then the new page will be cached and displayed until the original docuemnt is reloaded.
  
  Specified by:
  
  configureDetail in interface DataNode
  
  Overrides:
  
  configureDetail in class DefaultDataNode
  
  Parameters:
  
  dv - the detail viewer which this node is given an opportunity to configure

Class HTMLDataNode

Field Summary

Constructor Summary

Method Summary

Methods inherited from class DefaultDataNode

Methods inherited from class Object

Field Details

file

Constructor Details

HTMLDataNode

Method Details

allowsChildren

getNodeTLA

getNodeType

configureDetail