nextapp.echoservlet.ui
Class GridCellUI

java.lang.Object
  nextapp.echoservlet.ComponentPeer
      nextapp.echoservlet.ui.GridCellUI

All Implemented Interfaces:

java.util.EventListener, nextapp.echo.event.ImageUpdateListener, java.beans.PropertyChangeListener, java.io.Serializable

public class GridCellUI

extends ComponentPeer

implements nextapp.echo.event.ImageUpdateListener, java.beans.PropertyChangeListener

A peer for Grid.Cell components.

See Also:

Serialized Form

Field Summary

private static java.lang.String	BACKGROUND_IMAGE
private ImageManager	imageManager

Fields inherited from class nextapp.echoservlet.ComponentPeer

Constructor Summary

GridCellUI()

Method Summary

(package private) java.lang.String	getBackgroundImageUri(Connection conn) Returns the URI of the background image of this grid cell or null if it has no background image.
void	imageUpdate(nextapp.echo.event.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.ComponentPeer

addAncillaryService, generateId, getBackground, getChildCount, getChildren, getComponent, getFont, getForeground, getId, getInstancePeer, getParent, getPeer, redraw, removeAncillaryService

Methods inherited from class java.lang.Object

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

Field Detail

BACKGROUND_IMAGE

private static final java.lang.String BACKGROUND_IMAGE

See Also:

Constant Field Values

imageManager

private ImageManager imageManager

Constructor Detail

GridCellUI

public GridCellUI()

Method Detail

getBackgroundImageUri

java.lang.String getBackgroundImageUri(Connection conn)

Returns the URI of the background image of this grid cell or null if it has no background image.

Parameters:

conn - The rendering connection.

Returns:

The URI of the background image.

imageUpdate

public void imageUpdate(nextapp.echo.event.ImageUpdateEvent e)

Description copied from interface: nextapp.echo.event.ImageUpdateListener

Invoked when an image update change occurs.

Specified by:

imageUpdate in interface nextapp.echo.event.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: ComponentPeer

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

Overrides:

registered in class ComponentPeer

See Also:

ComponentPeer.registered()

render

public void render(RenderingContext rc,
                   Element parent)

Description copied from class: ComponentPeer

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

Overrides:

render in class ComponentPeer

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: ComponentPeer

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

Overrides:

unregistered in class ComponentPeer

See Also:

ComponentPeer.unregistered()