com.google.gwt.visualization.client.events
Class PageHandler

java.lang.Object
  com.google.gwt.visualization.client.events.Handler
      com.google.gwt.visualization.client.events.PageHandler

public abstract class PageHandler
extends Handler

This class handles page events for visualizations such as Table.

Nested Class Summary

class

PageHandler.PageEvent This event is fired when the user clicks a button to change the current page on the visualization, such as "next" or "back".

Constructor Summary

PageHandler()

Method Summary

protected void	onEvent(Properties properties) This method should be overridden by event-specific Handler subclasses.
abstract void	onPage(PageHandler.PageEvent event)

Methods inherited from class com.google.gwt.visualization.client.events.Handler

addHandler

Methods inherited from class java.lang.Object

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

Constructor Detail

PageHandler

public PageHandler()

Method Detail

onPage

public abstract void onPage(PageHandler.PageEvent event)

onEvent

protected void onEvent(Properties properties)
                throws Properties.TypeException

Description copied from class: Handler

This method should be overridden by event-specific Handler subclasses. The subclass should extract the event properties (if any), create a GWT Event bean object, and pass it to the event-specific callback.

Specified by:

onEvent in class Handler

Parameters:

properties - The JavaScriptObject containing data about the event.

Throws:

Properties.TypeException - If some property of the event has an unexpected type.