net.ontopia.topicmaps.viz
Class AppletContext

java.lang.Object
  net.ontopia.topicmaps.viz.ApplicationContext
      net.ontopia.topicmaps.viz.AppletContext

All Implemented Interfaces:

ApplicationContextIF

public class AppletContext
extends ApplicationContext

EXPERIMENTAL: Application context for the Vizlet.

Constructor Summary

AppletContext(Vizlet aVizlet)

Method Summary

void	focusNode(TMAbstractNode aNode) Set the node as the focus of the map
TypesConfigFrame	getAssocFrame() Display the configuration frame for associations (edges)
java.lang.String	getConfigurl()
int	getDefaultLocality() Get the default locality for the application.
TopicIF	getDefaultScopingTopic(TopicMapIF aTopicmap) Get the default scoping topic
ParsedMenuFile	getEnabledItemIds() Return the menu of enabled items
int	getMaxLocality() Returns the maximum number of nodes (locality) to display linked to the central node.
TopicIF	getStartTopic(TopicMapIF aTopicmap) Return the start topic defined on the map
java.lang.String	getTmid()
java.lang.String	getTmrap()
TopicIF	getTopicForLocator(LocatorIF aLocator, TopicMapIF topicmap) Returns the topic with the given subject identifier, if any.
TypesConfigFrame	getTopicFrame() Display the configuration frame for topics
void	goToTopic(TopicIF topic) Set the focus of the map to the specified topic
void	goToTopicURL(java.lang.String url) Opens the supplied url string.
boolean	isApplet() Is this an applet?
void	loadTopic(TopicIF aTopic) Get a topic from the associated store
void	openPropertiesURL(java.lang.String url) Opens the supplied url string in a browser window.
void	setScopingTopic(TopicIF aScope) Set the scoping topic for the map
void	setStartTopic(TopicIF aTopic) Assign the starting topic of the map to display.

Methods inherited from class net.ontopia.topicmaps.viz.ApplicationContext

getTmConfig, getView, getVizPanel, setTmConfig, setView, setVizPanel

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AppletContext

public AppletContext(Vizlet aVizlet)

Method Detail

goToTopicURL

public void goToTopicURL(java.lang.String url)

Opens the supplied url string. The window used to display the url is defined by the applet parameter 'gotoTarget'

goToTopic

public void goToTopic(TopicIF topic)

Description copied from interface: ApplicationContextIF

Set the focus of the map to the specified topic

Parameters:

topic - Topic to set as the central focus

openPropertiesURL

public void openPropertiesURL(java.lang.String url)

Opens the supplied url string in a browser window. Which window is used is defined by the 'propTarget' applet parameter

Parameters:

url - String representing the target url

isApplet

public boolean isApplet()

Description copied from interface: ApplicationContextIF

Is this an applet?

Returns:

boolean indicating if this context is an applet

setStartTopic

public void setStartTopic(TopicIF aTopic)

Description copied from interface: ApplicationContextIF

Assign the starting topic of the map to display.

Parameters:

aTopic - Start Topic

getTopicForLocator

public TopicIF getTopicForLocator(LocatorIF aLocator,
                                  TopicMapIF topicmap)

Description copied from interface: ApplicationContextIF

Returns the topic with the given subject identifier, if any.

Parameters:

aLocator - the subject identifier

topicmap - the topic map to look up in

Returns:

topic with given subject identifier (or null if none)

loadTopic

public void loadTopic(TopicIF aTopic)

Description copied from interface: ApplicationContextIF

Get a topic from the associated store

Parameters:

aTopic - to read from the store

focusNode

public void focusNode(TMAbstractNode aNode)

Description copied from interface: ApplicationContextIF

Set the node as the focus of the map

Parameters:

aNode - node to focus on

setScopingTopic

public void setScopingTopic(TopicIF aScope)

Description copied from interface: ApplicationContextIF

Set the scoping topic for the map

Parameters:

aScope - topic to set scope

getDefaultScopingTopic

public TopicIF getDefaultScopingTopic(TopicMapIF aTopicmap)

Description copied from interface: ApplicationContextIF

Get the default scoping topic

Parameters:

aTopicmap - map that contains the topic

Returns:

default scoping topic

getStartTopic

public TopicIF getStartTopic(TopicMapIF aTopicmap)

Description copied from interface: ApplicationContextIF

Return the start topic defined on the map

Parameters:

aTopicmap - map containing topic

Returns:

start topic

getConfigurl

public java.lang.String getConfigurl()

getTmrap

public java.lang.String getTmrap()

getTmid

public java.lang.String getTmid()

getDefaultLocality

public int getDefaultLocality()

Description copied from interface: ApplicationContextIF

Get the default locality for the application. This is usually 1

Returns:

the default locality

getMaxLocality

public int getMaxLocality()

Description copied from interface: ApplicationContextIF

Returns the maximum number of nodes (locality) to display linked to the central node. Large numbers (> 3) can have a significant performance impact when used, especially for large maps

Returns:

the maximum allowed locality

getEnabledItemIds

public ParsedMenuFile getEnabledItemIds()

Description copied from interface: ApplicationContextIF

Return the menu of enabled items

Returns:

menu containing enabled items

getAssocFrame

public TypesConfigFrame getAssocFrame()

Description copied from interface: ApplicationContextIF

Display the configuration frame for associations (edges)

Returns:

The association configuration frame

getTopicFrame

public TypesConfigFrame getTopicFrame()

Description copied from interface: ApplicationContextIF

Display the configuration frame for topics

Returns:

the topic configuration frame