Class ChangeEvent
java.lang.Object
com.google.web.bindery.event.shared.Event<H>
com.google.gwt.event.shared.GwtEvent<H>
com.smartgwt.client.event.AbstractSmartEvent<ChangeHandler>
com.smartgwt.client.widgets.form.fields.events.ChangeEvent
- All Implemented Interfaces:
Cancellable
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Nested Class Summary
Nested classes/interfaces inherited from class com.google.gwt.event.shared.GwtEvent
GwtEvent.Type<H extends Object> -
Field Summary
Fields inherited from class com.smartgwt.client.event.AbstractSmartEvent
jsObj -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoidcancel()In your handler, Call this method to cancel the change,protected voiddispatch(ChangeHandler handler) static <S extends HasChangeHandlers & HasHandlers>
voidfire(S source, JavaScriptObject jsObj) Fires a open event on all registered handlers in the handler manager.If no such handlers exist, this method will do nothing.final GwtEvent.Type<ChangeHandler>Returns theFormItemfiring the event.getForm()the managing DynamicForm instancegetItem()the form item itself (also available as "this")The previous value of the form itemstatic GwtEvent.Type<ChangeHandler>getType()Gets the type associated with this event.getValue()The new value of the form itembooleanMethods inherited from class com.smartgwt.client.event.AbstractSmartEvent
getFiringInstanceAsJavaScriptObjectMethods inherited from class com.google.gwt.event.shared.GwtEvent
assertLive, getSource, isLive, kill, reviveMethods inherited from class com.google.web.bindery.event.shared.Event
setSource, toDebugString, toString
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Constructor Details
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ChangeEvent
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Method Details
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getFiringItem
Returns theFormItemfiring the event.- Returns:
- FormItem firing the event
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fire
public static <S extends HasChangeHandlers & HasHandlers> void fire(S source, 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 handlersjsObj- the native event
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getType
Gets the type associated with this event.- Returns:
- returns the handler type
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dispatch
- Specified by:
dispatchin classGwtEvent<ChangeHandler>
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getAssociatedType
- Specified by:
getAssociatedTypein classGwtEvent<ChangeHandler>
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cancel
public void cancel()In your handler, Call this method to cancel the change,- Specified by:
cancelin interfaceCancellable
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isCancelled
public boolean isCancelled()- Specified by:
isCancelledin interfaceCancellable- Returns:
- true if cancelled
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getForm
the managing DynamicForm instance- Returns:
- the managing DynamicForm instance
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getItem
the form item itself (also available as "this")- Returns:
- the form item itself (also available as "this")
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getValue
The new value of the form item- Returns:
- The new value of the form item
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getOldValue
The previous value of the form item- Returns:
- The previous value of the form item
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