Package org.csstudio.opibuilder.util

Class GUIRefreshThread

java.lang.Object

org.csstudio.opibuilder.util.GUIRefreshThread

All Implemented Interfaces:

Runnable

public final class GUIRefreshThread
extends Object
implements Runnable

A singleton back thread which will help to execute tasks for OPI GUI refreshing. This thread sleeps for a time which can be set in the preference page. It can help throttle the unnecessary repaint caused by fast PV value updating.

Method Summary

Modifier and Type	Method	Description
void	addIgnorableTask(WidgetIgnorableUITask task)	Adds the specified runnable to the queue.
int	getGUIRefreshCycle()
static GUIRefreshThread	getInstance(boolean isRuntime)	Gets the singleton instance.
void	reLoadGUIRefreshCycle()	Reschedule this task upon the new GUI refresh cycle.
void	run()
void	setGUIRefreshCycle(int guiRefreshCycle)	Set GUI Refresh Cycle.

Methods inherited from class java.lang.Object

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

Method Details

getInstance

public static GUIRefreshThread getInstance(boolean isRuntime)

Gets the singleton instance.

Returns:

the singleton instance

reLoadGUIRefreshCycle

public void reLoadGUIRefreshCycle()

Reschedule this task upon the new GUI refresh cycle.

setGUIRefreshCycle

public void setGUIRefreshCycle(int guiRefreshCycle)

Set GUI Refresh Cycle. This should be temporarily used only. It must be reset by calling reLoadGUIRefreshCycle() to ensure consistency.

Parameters:

guiRefreshCycle -

getGUIRefreshCycle

public int getGUIRefreshCycle()

run

public void run()

Specified by:

run in interface Runnable

addIgnorableTask

public void addIgnorableTask(WidgetIgnorableUITask task)

Adds the specified runnable to the queue.

Parameters:

task - the ignorable UI task.