Package com.openstego.desktop.util.ui

Class WorkerTask

java.lang.Object

javax.swing.SwingWorker<Object,Void>

com.openstego.desktop.util.ui.WorkerTask

All Implemented Interfaces:

Runnable, Future<Object>, RunnableFuture<Object>

public abstract class WorkerTask
extends SwingWorker<Object,Void>

Helper class to execute tasks asynchronously

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.SwingWorker

SwingWorker.StateValue

Nested classes/interfaces inherited from interface java.util.concurrent.Future

Future.State

Field Summary

Fields

Modifier and Type	Field	Description
protected JButton	cancelButton	Cancel button
protected Object	data	Data for task
protected com.openstego.desktop.util.ui.WorkerTask.GlassPane	glass	Glass pane
protected JFrame	parent	Parent component
protected JProgressBar	progressBar	Progress bar

Constructor Summary

Constructors

Constructor	Description
WorkerTask(JFrame parent, Object data, boolean determinate)	Default constructor

Method Summary

Modifier and Type	Method	Description
protected void	done()
void	start()	Method to execute task

Methods inherited from class javax.swing.SwingWorker

addPropertyChangeListener, cancel, doInBackground, execute, firePropertyChange, get, get, getProgress, getPropertyChangeSupport, getState, isCancelled, isDone, process, publish, removePropertyChangeListener, run, setProgress

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.concurrent.Future

exceptionNow, resultNow, state

Field Details

parent

protected JFrame parent

Parent component

data

protected Object data

Data for task

progressBar

protected JProgressBar progressBar

Progress bar

cancelButton

protected JButton cancelButton

Cancel button

glass

protected com.openstego.desktop.util.ui.WorkerTask.GlassPane glass

Glass pane

Constructor Details

WorkerTask

public WorkerTask(JFrame parent,
 Object data,
 boolean determinate)

Default constructor

Parameters:

parent - Parent component

data - Any data to be passed to task

determinate - Flag to indicate whether task progress is determinable or not

Method Details

done

protected void done()

Overrides:

done in class SwingWorker<Object,Void>

start

public void start()

Method to execute task