JavaTM 2 Platform
Std. Ed. v1.3.1

javax.swing.event
Class HyperlinkEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--javax.swing.event.HyperlinkEvent
All Implemented Interfaces:
Serializable
Direct Known Subclasses:
HTMLFrameHyperlinkEvent

public class HyperlinkEvent
extends EventObject

HyperlinkEvent is used to notify interested parties that something has happened with respect to a hypertext link.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. A future release of Swing will provide support for long term persistence.

See Also:
Serialized Form

Inner Class Summary
static class HyperlinkEvent.EventType
          Defines the ENTERED, EXITED, and ACTIVATED event types, along with their string representations, returned by toString().
 
Fields inherited from class java.util.EventObject
source
 
Constructor Summary
HyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL u)
          Creates a new object representing a hypertext link event.
HyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL u, String desc)
          Creates a new object representing a hypertext link event.
 
Method Summary
 String getDescription()
          Get the description of the link as a string.
 HyperlinkEvent.EventType getEventType()
          Gets the type of event.
 URL getURL()
          Gets the URL that the link refers to.
 
Methods inherited from class java.util.EventObject
getSource, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

HyperlinkEvent

public HyperlinkEvent(Object source,
                      HyperlinkEvent.EventType type,
                      URL u)
Creates a new object representing a hypertext link event. The other constructor is preferred, as it provides more information if a URL could not be formed. This constructor is primarily for backward compatibility.
Parameters:
source - the object responsible for the event
type - the event type
u - the affected URL

HyperlinkEvent

public HyperlinkEvent(Object source,
                      HyperlinkEvent.EventType type,
                      URL u,
                      String desc)
Creates a new object representing a hypertext link event.
Parameters:
source - the object responsible for the event
type - the event type
u - the affected URL. This may be null if a valid URL could not be created.
desc - the description of the link. This may be useful when attempting to form a URL resulted in a MalformedURLException. The description provides the text used when attempting to form the URL.
Method Detail

getEventType

public HyperlinkEvent.EventType getEventType()
Gets the type of event.
Returns:
the type

getDescription

public String getDescription()
Get the description of the link as a string. This may be useful if a URL can't be formed from the description, in which case the associated URL would be null.

getURL

public URL getURL()
Gets the URL that the link refers to.
Returns:
the URL

JavaTM 2 Platform
Std. Ed. v1.3.1

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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