com.google.gwt.user.client.impl

Class DOMImpl

java.lang.Object

com.google.gwt.user.client.impl.DOMImpl

Direct Known Subclasses:

DOMImplStandard, DOMImplTrident

public abstract class DOMImpl
extends Object

Native implementation associated with DOM.

Field Summary

Fields

Modifier and Type	Field and Description
protected static boolean	eventSystemIsInitialized

Constructor Summary

Constructors

Constructor and Description
DOMImpl()

Method Summary

Modifier and Type	Method and Description
static void	addDisposableEvent(Element elem, String event, JavaScriptObject handler, boolean capture) Registers a raw DOM event listener to be cleaned up when the module is unloaded.
static void	cleanupDOM(DOMImpl dom) Scan all DOM elements looking for event listeners from our module and remove event listeners from them.
protected abstract void	disposeEventSystem()
void	eventCancelBubble(Event evt, boolean cancel)
abstract Element	eventGetFromElement(Event evt)
boolean	eventGetRepeat(Event evt)
abstract Element	eventGetToElement(Event evt)
int	eventGetTypeInt(Event evt)
int	eventGetTypeInt(String eventType)
void	eventSetKeyCode(Event evt, char key)
abstract Element	getChild(Element elem, int index)
abstract int	getChildCount(Element elem)
abstract int	getChildIndex(Element parent, Element child)
static EventListener	getEventListener(Element elem)
int	getEventsSunk(Element elem)
protected abstract void	initEventSystem() Initializes the event dispatch system.
abstract void	insertChild(Element parent, Element child, int index)
void	maybeInitializeEventSystem()
abstract void	releaseCapture(Element elem)
abstract void	setCapture(Element elem)
static void	setEventListener(Element elem, EventListener listener)
abstract void	sinkBitlessEvent(Element elem, String eventTypeName)
abstract void	sinkEvents(Element elem, int eventBits)

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, toString

Field Detail

eventSystemIsInitialized

protected static boolean eventSystemIsInitialized

Constructor Detail

DOMImpl

public DOMImpl()

Method Detail

addDisposableEvent

public static void addDisposableEvent(Element elem,
                                      String event,
                                      JavaScriptObject handler,
                                      boolean capture)

Registers a raw DOM event listener to be cleaned up when the module is unloaded.

cleanupDOM

public static void cleanupDOM(DOMImpl dom)

Scan all DOM elements looking for event listeners from our module and remove event listeners from them.

Parameters:

dom -

getEventListener

public static EventListener getEventListener(Element elem)

setEventListener

public static void setEventListener(Element elem,
                                    EventListener listener)

eventCancelBubble

public void eventCancelBubble(Event evt,
                              boolean cancel)

eventGetFromElement

public abstract Element eventGetFromElement(Event evt)

eventGetRepeat

public boolean eventGetRepeat(Event evt)

eventGetToElement

public abstract Element eventGetToElement(Event evt)

eventGetTypeInt

public final int eventGetTypeInt(Event evt)

eventGetTypeInt

public int eventGetTypeInt(String eventType)

eventSetKeyCode

public void eventSetKeyCode(Event evt,
                            char key)

getChild

public abstract Element getChild(Element elem,
                                 int index)

getChildCount

public abstract int getChildCount(Element elem)

getChildIndex

public abstract int getChildIndex(Element parent,
                                  Element child)

getEventsSunk

public int getEventsSunk(Element elem)

insertChild

public abstract void insertChild(Element parent,
                                 Element child,
                                 int index)

maybeInitializeEventSystem

public void maybeInitializeEventSystem()

releaseCapture

public abstract void releaseCapture(Element elem)

setCapture

public abstract void setCapture(Element elem)

sinkBitlessEvent

public abstract void sinkBitlessEvent(Element elem,
                                      String eventTypeName)

sinkEvents

public abstract void sinkEvents(Element elem,
                                int eventBits)

disposeEventSystem

protected abstract void disposeEventSystem()

initEventSystem

protected abstract void initEventSystem()

Initializes the event dispatch system.