com.smartgwt.client.widgets.form.events

Class ItemChangeEvent

java.lang.Object

com.google.web.bindery.event.shared.Event<H>

com.google.gwt.event.shared.GwtEvent<H>

com.smartgwt.client.event.AbstractSmartEvent<H>

com.smartgwt.client.widgets.events.BrowserEvent<ItemChangeHandler>

com.smartgwt.client.widgets.form.events.ItemChangeEvent

All Implemented Interfaces:

Cancellable

public class ItemChangeEvent
extends BrowserEvent<ItemChangeHandler>
implements Cancellable

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.event.shared.GwtEvent

com.google.gwt.event.shared.GwtEvent.Type<H>

Field Summary

Fields inherited from class com.smartgwt.client.event.AbstractSmartEvent

jsObj

Constructor Summary

Constructors

Constructor and Description
ItemChangeEvent(com.google.gwt.core.client.JavaScriptObject jsObj)

Method Summary

Modifier and Type	Method and Description
void	cancel() Call this method to cancel the change
protected void	dispatch(ItemChangeHandler handler)
static <S extends HasItemChangeHandlers & com.google.gwt.event.shared.HasHandlers> void	fire(S source, com.google.gwt.core.client.JavaScriptObject jsObj) Fires a open event on all registered handlers in the handler manager.If no such handlers exist, this method will do nothing.
com.google.gwt.event.shared.GwtEvent.Type<ItemChangeHandler>	getAssociatedType()
Canvas	getFiringCanvas() Returns the Canvas firing the event.
FormItem	getItem() the FormItem where the change event occurred
java.lang.Object	getNewValue() new value for the FormItem
java.lang.Object	getOldValue() value the FormItem had previous to this change() event
static com.google.gwt.event.shared.GwtEvent.Type<ItemChangeHandler>	getType() Gets the type associated with this event.
boolean	isCancelled()

Methods inherited from class com.smartgwt.client.widgets.events.BrowserEvent

getX, getY, isAltKeyDown, isCtrlKeyDown, isLeftButtonDown, isRightButtonDown

Methods inherited from class com.smartgwt.client.event.AbstractSmartEvent

getFiringInstanceAsJavaScriptObject

Methods inherited from class com.google.gwt.event.shared.GwtEvent

assertLive, getSource, isLive, kill, revive

Methods inherited from class com.google.web.bindery.event.shared.Event

setSource, toDebugString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ItemChangeEvent

public ItemChangeEvent(com.google.gwt.core.client.JavaScriptObject jsObj)

Method Detail

getFiringCanvas

public Canvas getFiringCanvas()

Returns the Canvas firing the event.

Returns:

Canvas firing the event

fire

public static <S extends HasItemChangeHandlers & com.google.gwt.event.shared.HasHandlers> void fire(S source,
                                                                                                    com.google.gwt.core.client.JavaScriptObject jsObj)

Fires a open event on all registered handlers in the handler manager.If no such handlers exist, this method will do nothing.

Type Parameters:

S - The event source

Parameters:

source - the source of the handlers

jsObj - the native event

getType

public static com.google.gwt.event.shared.GwtEvent.Type<ItemChangeHandler> getType()

Gets the type associated with this event.

Returns:

returns the handler type

dispatch

protected void dispatch(ItemChangeHandler handler)

Specified by:

dispatch in class com.google.gwt.event.shared.GwtEvent<ItemChangeHandler>

getAssociatedType

public final com.google.gwt.event.shared.GwtEvent.Type<ItemChangeHandler> getAssociatedType()

Overrides:

getAssociatedType in class com.google.gwt.event.shared.GwtEvent<ItemChangeHandler>

cancel

public void cancel()

Call this method to cancel the change

Specified by:

cancel in interface Cancellable

isCancelled

public boolean isCancelled()

Specified by:

isCancelled in interface Cancellable

Returns:

true if cancelled

getItem

public FormItem getItem()

the FormItem where the change event occurred

Returns:

the FormItem where the change event occurred

getNewValue

public java.lang.Object getNewValue()

new value for the FormItem

Returns:

new value for the FormItem

getOldValue

public java.lang.Object getOldValue()

value the FormItem had previous to this change() event

Returns:

value the FormItem had previous to this change() event