Package org.eclipse.swt.internal

Class WidgetSpy

java.lang.Object

org.eclipse.swt.internal.WidgetSpy

public class WidgetSpy
extends java.lang.Object

Helper class to allow widget creation and disposal monitoring

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	WidgetSpy.NonDisposedWidgetTracker	Default implementation simply collects all created and not disposed widgets
static interface	WidgetSpy.WidgetTracker	Custom callback to register widget creation / disposal

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	isEnabled	Flag to prevent Widget from entering this class during debugging, if tracking of creation and disposal is not enabled.

Method Summary

Modifier and Type	Method	Description
static WidgetSpy	getInstance()
void	setWidgetTracker(WidgetSpy.WidgetTracker tracker)	Enables tracking of Widget object creation and disposal.
void	widgetCreated(Widget widget)
void	widgetDisposed(Widget widget)

Methods inherited from class java.lang.Object

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

Field Detail

isEnabled

public static boolean isEnabled

Flag to prevent Widget from entering this class during debugging, if tracking of creation and disposal is not enabled.

Method Detail

getInstance

public static WidgetSpy getInstance()

setWidgetTracker

public void setWidgetTracker(WidgetSpy.WidgetTracker tracker)

Enables tracking of Widget object creation and disposal. WARNING: the tracker will be called from the UI thread. Do not block it and do not throw any exceptions.

Parameters:

tracker - notified when a widget is created or disposed. Use null to disable tracking. The tracker will be notified of widgets created and disposed after setting the tracker.

widgetCreated

public void widgetCreated(Widget widget)

widgetDisposed

public void widgetDisposed(Widget widget)