echopoint.ui
Class PushButtonUI

java.lang.Object
  nextapp.echoservlet.AbstractComponentPeer
      nextapp.echoservlet.ui.AbstractButtonUI
          nextapp.echoservlet.ui.ButtonUI
              echopoint.ui.PushButtonUI

All Implemented Interfaces:

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

Direct Known Subclasses:

ConfirmButtonUI, JavaScriptButtonUI, SubmitButtonUI

public class PushButtonUI
extends ButtonUI
implements ClientActionProducer, java.beans.PropertyChangeListener

PushButtonUI is the backend peer class for the component PushButton.

See Also:

Serialized Form

Field Summary

Fields inherited from class nextapp.echoservlet.ui.AbstractButtonUI

ICON_IMAGE, imageManager, renderedActive, ROLLOVER_ICON_IMAGE

Fields inherited from interface nextapp.echoservlet.ComponentPeer

IGNORE_PROPERTY_CHANGE

Constructor Summary

PushButtonUI()

Method Summary

void	clientAction(java.lang.String action) Called when the user causes an action from the client.
static java.lang.String	getInitializeScript(Connection connection, InstancePeer instancePeer, java.util.List components, java.util.List peers)
java.lang.String	getScriptAction(RenderingContext rc) Returns JavaScript code that will be executed when the button is clicked.
void	propertyChange(java.beans.PropertyChangeEvent e)
static void	register() Registers the Component with its peer bindings
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.ui.AbstractButtonUI

getHorizontalAlignment, getVerticalAlignment, imageUpdate

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

PushButtonUI

public PushButtonUI()

Method Detail

register

public static void register()

Registers the Component with its peer bindings

clientAction

public void clientAction(java.lang.String action)

Description copied from interface: ClientActionProducer

Called when the user causes an action from the client.

Specified by:

clientAction in interface ClientActionProducer

Overrides:

clientAction in class AbstractButtonUI

Parameters:

action - The action command generated by the client.

See Also:

ClientActionProducer.clientAction(java.lang.String)

propertyChange

public void propertyChange(java.beans.PropertyChangeEvent e)

Specified by:

propertyChange in interface java.beans.PropertyChangeListener

Overrides:

propertyChange in class AbstractButtonUI

See Also:

PropertyChangeListener.propertyChange(java.beans.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 AbstractButtonUI

See Also:

ComponentPeer.registered()

getScriptAction

public java.lang.String getScriptAction(RenderingContext rc)

Description copied from class: AbstractButtonUI

Returns JavaScript code that will be executed when the button is clicked. On plain Buttons, this will normally send input to the server. On ToggleButtons, the selection state will change and input may also be sent to the server if desired by the application.

Overrides:

getScriptAction in class ButtonUI

Parameters:

rc - The RenderingContext being used for the rendering of the button.

Returns:

A JavaScript method call that will be executed when the button is clicked. The returned string must be valid HTML.

See Also:

ButtonUI.getScriptAction(nextapp.echoservlet.RenderingContext)

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 AbstractButtonUI

Parameters:

rc - A rendering context provided by the Connection.

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

See Also:

ComponentPeer.render(nextapp.echoservlet.RenderingContext, nextapp.echoservlet.html.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 AbstractButtonUI

See Also:

ComponentPeer.unregistered()

getInitializeScript

public static java.lang.String getInitializeScript(Connection connection,
                                                   InstancePeer instancePeer,
                                                   java.util.List components,
                                                   java.util.List peers)