org.eclipse.scada.ui.blink.internal

Class DisplayBlinkServiceImpl

java.lang.Object

org.eclipse.scada.ui.blink.internal.DisplayBlinkServiceImpl

All Implemented Interfaces:

BlinkService

public class DisplayBlinkServiceImpl
extends Object
implements BlinkService

A BlinkService based on an SWT Display

All methods must be called from the SWT display thread. Use Display.asyncExec(Runnable) or Display.syncExec(Runnable) if necessary.

The class is multi-thread safe by single domain access using the SWT Display

Author:

Jens Reimann

Constructor Summary

Constructors

Constructor and Description
DisplayBlinkServiceImpl(org.eclipse.swt.widgets.Display display)

Method Summary

Modifier and Type	Method and Description
void	addListener(BlinkCallback bc)
protected void	checkDisplay()
void	removeListener(BlinkCallback bc)
void	start()
void	stop()
protected void	tick()

Methods inherited from class java.lang.Object

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

Constructor Detail

DisplayBlinkServiceImpl

public DisplayBlinkServiceImpl(org.eclipse.swt.widgets.Display display)

Method Detail

addListener

public void addListener(BlinkCallback bc)

Specified by:

addListener in interface BlinkService

removeListener

public void removeListener(BlinkCallback bc)

Specified by:

removeListener in interface BlinkService

start

public void start()

stop

public void stop()

tick

protected void tick()

checkDisplay

protected void checkDisplay()