com.smartgwt.client.widgets.form.fields.events

Class KeyDownEvent

java.lang.Object

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

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

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

com.smartgwt.client.widgets.form.fields.events.KeyDownEvent

All Implemented Interfaces:

Cancellable

public class KeyDownEvent
extends AbstractSmartEvent<KeyDownHandler>
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
KeyDownEvent(com.google.gwt.core.client.JavaScriptObject jsObj)

Method Summary

Methods

Modifier and Type	Method and Description
void	cancel() Call this method to attempt to cancel the event.
protected void	dispatch(KeyDownHandler handler)
static <S extends HasKeyDownHandlers & 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<KeyDownHandler>	getAssociatedType()
DynamicForm	getForm() Pointer to the item's form
FormItem	getItem() Item over which the keydown occurred
java.lang.String	getKeyName() Name of the key pressed (Example: "A", "Enter")
static com.google.gwt.event.shared.GwtEvent.Type<KeyDownHandler>	getType() Gets the type associated with this event.
boolean	isAltKeyDown() Helper method pointing to EventHandler#altKeyDown.
boolean	isCancelled()
boolean	isCtrlKeyDown() Helper method pointing to EventHandler#ctrlKeyDown Return true if the control key is being held down.
boolean	isShiftKeyDown() Helper method pointing to EventHandler#shiftKeyDown

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

KeyDownEvent

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

Method Detail

fire

public static <S extends HasKeyDownHandlers & 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<KeyDownHandler> getType()

Gets the type associated with this event.

Returns:

returns the handler type

dispatch

protected void dispatch(KeyDownHandler handler)

Specified by:

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

getAssociatedType

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

Overrides:

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

cancel

public void cancel()

Call this method to attempt to cancel the event. Note for general purpose APIs for managing whether user input is allowed, use FormItem.change or FormItem.transformInput instead.

Specified by:

cancel in interface Cancellable

isCancelled

public boolean isCancelled()

Specified by:

isCancelled in interface Cancellable

Returns:

true if cancelled

getItem

public FormItem getItem()

Item over which the keydown occurred

Returns:

Item over which the keydown occurred

getForm

public DynamicForm getForm()

Pointer to the item's form

Returns:

Pointer to the item's form

getKeyName

public java.lang.String getKeyName()

Name of the key pressed (Example: "A", "Enter")

Returns:

Name of the key pressed (Example: "A", "Enter")

isAltKeyDown

public final boolean isAltKeyDown()

Helper method pointing to EventHandler#altKeyDown. Return true if the alt key is being held down.

isCtrlKeyDown

public final boolean isCtrlKeyDown()

Helper method pointing to EventHandler#ctrlKeyDown Return true if the control key is being held down.

isShiftKeyDown

public final boolean isShiftKeyDown()

Helper method pointing to EventHandler#shiftKeyDown

Returns:

true if the shift key is being held down.