nextapp.echoservlet.ui
Class LabelUI

java.lang.Object
  nextapp.echoservlet.AbstractComponentPeer
      nextapp.echoservlet.ui.LabelUI

All Implemented Interfaces:

java.beans.PropertyChangeListener, java.io.Serializable, java.util.EventListener, ImageUpdateListener, Alignment, ComponentPeer

public class LabelUI
extends AbstractComponentPeer
implements Alignment, ImageUpdateListener, java.beans.PropertyChangeListener

A peer for Label components.

See Also:

Serialized Form

Field Summary

Fields inherited from interface nextapp.echoservlet.ComponentPeer

IGNORE_PROPERTY_CHANGE

Constructor Summary

LabelUI()

Method Summary

int	getHorizontalAlignment() Returns the horizontal alignment of a represented component.
int	getVerticalAlignment() Returns the vertical alignment of a represented component.
void	imageUpdate(ImageUpdateEvent e) Invoked when an image update change occurs.
void	propertyChange(java.beans.PropertyChangeEvent e)
void	registered() Called when the component is registered.
void	render(RenderingContext rc, Element parent) A method that should be overridden for the ComponentPeer to produce HTML output.
void	unregistered() Called when the component is unregistered.

Methods inherited from class nextapp.echoservlet.AbstractComponentPeer

addAncillaryService, generateId, getCalculatedBackground, getCalculatedFont, getCalculatedForeground, getChildCount, getChildren, getComponent, getFocusedElementId, getId, getInstancePeer, getParentComponentPeer, getPeer, redraw, registerAncillaryServices, removeAncillaryService, setComponent, setId, setInstancePeer, unregisterAncillaryServices

Methods inherited from class java.lang.Object

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

Constructor Detail

LabelUI

public LabelUI()

Method Detail

getHorizontalAlignment

public int getHorizontalAlignment()

Description copied from interface: Alignment

Returns the horizontal alignment of a represented component.

Specified by:

getHorizontalAlignment in interface Alignment

Returns:

The horizontal alignment of a represented component, one of the following values:

• EchoConstants.LEFT
• EchoConstants.CENTER
• EchoConstants.RIGHT
• 0 (use default)

See Also:

Alignment.getHorizontalAlignment()

getVerticalAlignment

public int getVerticalAlignment()

Description copied from interface: Alignment

Returns the vertical alignment of a represented component.

Specified by:

getVerticalAlignment in interface Alignment

Returns:

The vertical alignment of a represented component, one of the following values:

• EchoConstants.TOP
• EchoConstants.CENTER
• EchoConstants.BOTTOM
• 0 (use default)

See Also:

Alignment.getVerticalAlignment()

imageUpdate

public void imageUpdate(ImageUpdateEvent e)

Description copied from interface: ImageUpdateListener

Invoked when an image update change occurs.

Specified by:

imageUpdate in interface ImageUpdateListener

Parameters:

e - The event describing the image update.

See Also:

ImageUpdateListener.imageUpdate(ImageUpdateEvent)

propertyChange

public void propertyChange(java.beans.PropertyChangeEvent e)

Specified by:

propertyChange in interface java.beans.PropertyChangeListener

See Also:

PropertyChangeListener.propertyChange(PropertyChangeEvent)

registered

public void registered()

Description copied from class: AbstractComponentPeer

Called when the component is registered. This method should be overridden if necessary.

Specified by:

registered in interface ComponentPeer

Overrides:

registered in class AbstractComponentPeer

See Also:

ComponentPeer.registered()

render

public void render(RenderingContext rc,
                   Element parent)

Description copied from interface: ComponentPeer

A method that should be overridden for the ComponentPeer to produce HTML output.

Specified by:

render in interface ComponentPeer

Overrides:

render in class AbstractComponentPeer

Parameters:

rc - A rendering context provided by the Connection.

parent - The element that will contain content rendered by this ComponentPeer.

See Also:

ComponentPeer.render(RenderingContext, Element)

unregistered

public void unregistered()

Description copied from class: AbstractComponentPeer

Called when the component is unregistered. This method should be overridden if necessary.

Specified by:

unregistered in interface ComponentPeer

Overrides:

unregistered in class AbstractComponentPeer

See Also:

ComponentPeer.unregistered()