com.gargoylesoftware.htmlunit.javascript.host.dom

Class MutationObserver

java.lang.Object

net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

com.gargoylesoftware.htmlunit.javascript.HtmlUnitScriptable

com.gargoylesoftware.htmlunit.javascript.SimpleScriptable

com.gargoylesoftware.htmlunit.javascript.host.dom.MutationObserver

All Implemented Interfaces:

CharacterDataChangeListener, HtmlAttributeChangeListener, Serializable, Cloneable, net.sourceforge.htmlunit.corejs.javascript.ConstProperties, net.sourceforge.htmlunit.corejs.javascript.debug.DebuggableObject, net.sourceforge.htmlunit.corejs.javascript.Scriptable, net.sourceforge.htmlunit.corejs.javascript.SymbolScriptable

Direct Known Subclasses:

WebKitMutationObserver

public class MutationObserver
extends SimpleScriptable
implements HtmlAttributeChangeListener, CharacterDataChangeListener

A JavaScript object for MutationObserver.

Author:

Ahmed Ashour, Ronald Brill, Atsushi Nakagawa

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

net.sourceforge.htmlunit.corejs.javascript.ScriptableObject.KeyComparator

Field Summary

Fields inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

CONST, DONTENUM, EMPTY, PERMANENT, READONLY, UNINITIALIZED_CONST

Fields inherited from interface net.sourceforge.htmlunit.corejs.javascript.Scriptable

NOT_FOUND

Constructor Summary

Constructors

Constructor and Description
MutationObserver() Creates an instance.
MutationObserver(net.sourceforge.htmlunit.corejs.javascript.Function function) Creates an instance.

Method Summary

Modifier and Type	Method and Description
void	attributeAdded(HtmlAttributeChangeEvent event) Notification that a new attribute was added to the HtmlElement.
void	attributeRemoved(HtmlAttributeChangeEvent event) Notification that an existing attribute has been removed from the HtmlElement.
void	attributeReplaced(HtmlAttributeChangeEvent event) Notification that an attribute on the HtmlElement has been replaced.
void	characterDataChanged(CharacterDataChangeEvent event) Notification that a Character Data was added.
void	disconnect() Stops the MutationObserver instance from receiving notifications of DOM mutations.
void	observe(Node node, net.sourceforge.htmlunit.corejs.javascript.NativeObject options) Registers the MutationObserver instance to receive notifications of DOM mutations on the specified node.
net.sourceforge.htmlunit.corejs.javascript.NativeArray	takeRecords() Empties the MutationObserver instance's record queue and returns what was in there.

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.SimpleScriptable

clone, equivalentValues, get, getBrowserVersion, getDefaultValue, getDomNodeOrDie, getDomNodeOrNull, getPrototype, getScriptableFor, getStartingScope, getWindow, getWindow, getWithPreemption, has, hasInstance, initParentScope, makeScriptableFor, setCaseSensitive, setDomNode, setDomNode, setHtmlElement

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.HtmlUnitScriptable

defineFunctionProperties, defineProperty, getClassName, put, setClassName, setParentScope

Methods inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

applyDescriptorToAttributeBitset, associateValue, avoidObjectDetection, buildDataDescriptor, callMethod, callMethod, checkPropertyChange, checkPropertyDefinition, defineClass, defineClass, defineClass, defineConst, defineConstProperty, defineOwnProperties, defineOwnProperty, defineOwnProperty, defineProperty, defineProperty, defineProperty, defineProperty, delete, delete, delete, deleteProperty, deleteProperty, ensureScriptable, ensureScriptableObject, ensureSymbolScriptable, get, get, get, getAllIds, getArrayPrototype, getAssociatedValue, getAttributes, getAttributes, getAttributes, getAttributes, getAttributes, getClassPrototype, getDefaultValue, getExternalArrayData, getExternalArrayLength, getFunctionPrototype, getGeneratorFunctionPrototype, getGetterOrSetter, getIds, getObjectPrototype, getOwnPropertyDescriptor, getParentScope, getProperty, getProperty, getProperty, getPropertyIds, getPrototype, getSlot, getTopLevelScope, getTopScopeValue, getTypedProperty, getTypedProperty, getTypeOf, has, has, hasProperty, hasProperty, hasProperty, isAccessorDescriptor, isConst, isDataDescriptor, isEmpty, isExtensible, isFalse, isGenericDescriptor, isGetterOrSetter, isReadOnlySettable, isSealed, isTrue, preventExtensions, put, put, putConst, putConstProperty, putProperty, putProperty, putProperty, redefineProperty, sameValue, sealObject, setAttributes, setAttributes, setAttributes, setAttributes, setAttributes, setExternalArrayData, setGetterOrSetter, setPrototype, size

Methods inherited from class java.lang.Object

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

Constructor Detail

MutationObserver

public MutationObserver()

Creates an instance.

MutationObserver

public MutationObserver(net.sourceforge.htmlunit.corejs.javascript.Function function)

Creates an instance.

Parameters:

function - the function to observe

Method Detail

observe

public void observe(Node node,
                    net.sourceforge.htmlunit.corejs.javascript.NativeObject options)

Registers the MutationObserver instance to receive notifications of DOM mutations on the specified node.

Parameters:

node - the node

options - the options

disconnect

public void disconnect()

Stops the MutationObserver instance from receiving notifications of DOM mutations.

takeRecords

public net.sourceforge.htmlunit.corejs.javascript.NativeArray takeRecords()

Empties the MutationObserver instance's record queue and returns what was in there.

Returns:

an Array of MutationRecords

characterDataChanged

public void characterDataChanged(CharacterDataChangeEvent event)

Notification that a Character Data was added. Called after it is changed.

Specified by:

characterDataChanged in interface CharacterDataChangeListener

Parameters:

event - the character data change event

attributeAdded

public void attributeAdded(HtmlAttributeChangeEvent event)

Notification that a new attribute was added to the HtmlElement. Called after the attribute is added.

Specified by:

attributeAdded in interface HtmlAttributeChangeListener

Parameters:

event - the attribute change event

attributeRemoved

public void attributeRemoved(HtmlAttributeChangeEvent event)

Notification that an existing attribute has been removed from the HtmlElement. Called after the attribute is removed.

Specified by:

attributeRemoved in interface HtmlAttributeChangeListener

Parameters:

event - the attribute change event

attributeReplaced

public void attributeReplaced(HtmlAttributeChangeEvent event)

Notification that an attribute on the HtmlElement has been replaced. Called after the attribute is replaced.

Specified by:

attributeReplaced in interface HtmlAttributeChangeListener

Parameters:

event - the attribute change event