org.xj3d.ui.construct.ogl
Class ShutdownManager

java.lang.Object
  org.xj3d.ui.construct.ogl.ShutdownManager

All Implemented Interfaces:

java.lang.Runnable, BrowserCoreListener

public class ShutdownManager
extends java.lang.Object
implements java.lang.Runnable, BrowserCoreListener

A function module that performs a controlled and complete shutdown of the browser constructs internals when either the browser or the application are exiting.

Version:

$Revision: 1.1 $

Author:

Rex Melton

Field Summary

protected OGLConstruct	construct The construct instance
protected java.lang.Thread	shutdownThread Thread used to handle the system shutdown hook

Constructor Summary

ShutdownManager(OGLConstruct construct)
Constructor

Method Summary

void	browserDisposed() The browser core has been disposed, all resources may be freed.
void	browserInitialized(VRMLScene scene) Ignored.
void	browserShutdown() Ignored.
void	run() The shutdown thread
protected void	shutdown(boolean isShutdownThread) Do an orderly shutdown of the browser's resource managers
void	urlLoadFailed(java.lang.String msg) Ignored.

Methods inherited from class java.lang.Object

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

Field Detail

construct

protected OGLConstruct construct

The construct instance

shutdownThread

protected java.lang.Thread shutdownThread

Thread used to handle the system shutdown hook

Constructor Detail

ShutdownManager

public ShutdownManager(OGLConstruct construct)

Constructor

Parameters:

construct - The OGLConstruct instance to manage

Method Detail

run

public void run()

The shutdown thread

Specified by:

run in interface java.lang.Runnable

browserShutdown

public void browserShutdown()

Ignored. Notification that the browser core is shutting down the current content.

Specified by:

browserShutdown in interface BrowserCoreListener

browserDisposed

public void browserDisposed()

The browser core has been disposed, all resources may be freed.

Specified by:

browserDisposed in interface BrowserCoreListener

urlLoadFailed

public void urlLoadFailed(java.lang.String msg)

Ignored. The browser core tried to load a URL and failed.

Specified by:

urlLoadFailed in interface BrowserCoreListener

Parameters:

msg - An error message describing the failure

browserInitialized

public void browserInitialized(VRMLScene scene)

Ignored. Notification that a world has been loaded.

Specified by:

browserInitialized in interface BrowserCoreListener

Parameters:

scene - The new scene that has been loaded

shutdown

protected void shutdown(boolean isShutdownThread)

Do an orderly shutdown of the browser's resource managers

Parameters:

isShutdownThread - Is this method being called from the Runtime shutdown hook.