org.htmlunit.html

Class HtmlArea

java.lang.Object

org.htmlunit.html.DomNode

org.htmlunit.html.DomNamespaceNode

org.htmlunit.html.DomElement

org.htmlunit.html.HtmlElement

org.htmlunit.html.HtmlArea

All Implemented Interfaces:

Serializable, Cloneable, Element, Node

public class HtmlArea
extends HtmlElement

Wrapper for the HTML element "area".

Author:

Mike Bowler, David K. Taylor, Christian Sell, Marc Guillemot, Ahmed Ashour, Frank Danek, Ronald Brill

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.htmlunit.html.HtmlElement

HtmlElement.DisplayStyle

Nested classes/interfaces inherited from class org.htmlunit.html.DomElement

DomElement.ChildElementsIterator

Nested classes/interfaces inherited from class org.htmlunit.html.DomNode

DomNode.ChildIterator, DomNode.DescendantElementsIterator<T extends DomNode>

Field Summary

Fields

Modifier and Type	Field and Description
static String	TAG_NAME The HTML tag represented by this element.

Fields inherited from class org.htmlunit.html.HtmlElement

ATTRIBUTE_CHECKED, ATTRIBUTE_HIDDEN, ATTRIBUTE_REQUIRED, TAB_INDEX_OUT_OF_BOUNDS

Fields inherited from class org.htmlunit.html.DomElement

ATTRIBUTE_NOT_DEFINED, ATTRIBUTE_VALUE_EMPTY, ID_ATTRIBUTE, NAME_ATTRIBUTE, SRC_ATTRIBUTE, TYPE_ATTRIBUTE, VALUE_ATTRIBUTE

Fields inherited from class org.htmlunit.html.DomNode

PROPERTY_ELEMENT, READY_STATE_COMPLETE, READY_STATE_INTERACTIVE, READY_STATE_LOADED, READY_STATE_LOADING, READY_STATE_UNINITIALIZED

Fields inherited from interface org.w3c.dom.Node

ATTRIBUTE_NODE, CDATA_SECTION_NODE, COMMENT_NODE, DOCUMENT_FRAGMENT_NODE, DOCUMENT_NODE, DOCUMENT_POSITION_CONTAINED_BY, DOCUMENT_POSITION_CONTAINS, DOCUMENT_POSITION_DISCONNECTED, DOCUMENT_POSITION_FOLLOWING, DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC, DOCUMENT_POSITION_PRECEDING, DOCUMENT_TYPE_NODE, ELEMENT_NODE, ENTITY_NODE, ENTITY_REFERENCE_NODE, NOTATION_NODE, PROCESSING_INSTRUCTION_NODE, TEXT_NODE

Method Summary

Modifier and Type	Method and Description
protected boolean	doClickStateUpdate(boolean shiftKey, boolean ctrlKey) This method implements the control state update part of the click action.
String	getAccessKeyAttribute() Returns the value of the attribute accesskey.
String	getAltAttribute() Returns the value of the attribute alt.
String	getCoordsAttribute() Returns the value of the attribute coords.
HtmlElement.DisplayStyle	getDefaultStyleDisplay() INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK.
String	getHrefAttribute() Returns the value of the attribute href.
String	getNoHrefAttribute() Returns the value of the attribute nohref.
String	getOnBlurAttribute() Returns the value of the attribute onblur.
String	getOnFocusAttribute() Returns the value of the attribute onfocus.
String	getShapeAttribute() Returns the value of the attribute shape.
String	getTabIndexAttribute() Returns the value of the attribute tabindex.
String	getTargetAttribute() Returns the value of the attribute target.
boolean	handles(Event event) Indicates if the provided event can be applied to this node.
boolean	isDisplayed() Returns true if this node is displayed and can be visible to the user (ignoring screen size, scrolling limitations, color, font-size, or overlapping nodes).

Methods inherited from class org.htmlunit.html.HtmlElement

acceptChar, addHtmlAttributeChangeListener, appendChildIfNoneExists, checkChildHierarchy, cloneNode, detach, doType, doType, fireHtmlAttributeAdded, fireHtmlAttributeRemoved, fireHtmlAttributeReplaced, getCanonicalXPath, getElementsByAttribute, getEnclosingElement, getEnclosingForm, getEnclosingFormOrDie, getLangAttribute, getNodeName, getOnClickAttribute, getOnDblClickAttribute, getOneHtmlElementByAttribute, getOnKeyDownAttribute, getOnKeyPressAttribute, getOnKeyUpAttribute, getOnMouseDownAttribute, getOnMouseMoveAttribute, getOnMouseOutAttribute, getOnMouseOverAttribute, getOnMouseUpAttribute, getSrcAttributeNormalized, getTabIndex, getTextDirectionAttribute, getXmlLangAttribute, hasEventHandlers, isAltPressed, isAttributeCaseSensitive, isCtrlPressed, isHidden, isOptional, isRequired, isRequiredSupported, isShiftPressed, isSubmittableByEnter, isValid, notifyAttributeChangeListeners, removeAttribute, removeChild, removeHtmlAttributeChangeListener, setAttributeNode, setAttributeNS, setHidden, setHidden, setOwningForm, setRequired, type, type, type, type, typeDone

Methods inherited from class org.htmlunit.html.DomElement

blur, click, click, click, click, click, dblClick, dblClick, doClickFireChangeEvent, doClickFireClickEvent, fireEvent, fireEvent, focus, getAttribute, getAttributeDirect, getAttributeNode, getAttributeNodeNS, getAttributeNS, getAttributes, getAttributesMap, getChildElementCount, getChildElements, getElementsByTagName, getElementsByTagNameNS, getEventTargetElement, getFirstElementChild, getId, getLastElementChild, getNodeType, getSchemaTypeInfo, getStaticElementsByTagName, getStyleElement, getStyleElementCaseInSensitive, getStyleMap, getTagName, hasAttribute, hasAttributeNS, hasAttributes, isDisabledElementAndDisabled, isEmptyXmlTagExpanded, isMouseOver, isStateUpdateFirst, matches, mouseDown, mouseDown, mouseMove, mouseMove, mouseOut, mouseOut, mouseOver, mouseOver, mouseUp, mouseUp, preventDefault, printOpeningTagContentAsXml, printXml, propagateClickStateUpdateToParent, removeAttributeNode, removeAttributeNS, removeFocus, removeStyleAttribute, replaceStyleAttribute, rightClick, rightClick, setAttribute, setAttributeNodeNS, setAttributeNS, setDefaults, setId, setIdAttribute, setIdAttributeNode, setIdAttributeNS, setInnerHtml, setNodeValue, toString, writeStyleToElement

Methods inherited from class org.htmlunit.html.DomNamespaceNode

getLocalName, getLowercaseName, getNamespaceURI, getPrefix, getQualifiedName, processImportNode, setPrefix

Methods inherited from class org.htmlunit.html.DomNode

addCharacterDataChangeListener, addDomChangeListener, appendChild, asNormalizedText, asXml, basicRemove, closest, compareDocumentPosition, fireCharacterDataChanged, fireNodeAdded, fireNodeDeleted, getAncestors, getBaseURI, getByXPath, getByXPath, getChildNodes, getChildren, getDescendants, getDomElementDescendants, getEndColumnNumber, getEndLineNumber, getFeature, getFirstByXPath, getFirstByXPath, getFirstChild, getHtmlElementDescendants, getHtmlPageOrNull, getIndex, getLastChild, getNextElementSibling, getNextSibling, getNodeValue, getOwnerDocument, getPage, getParentNode, getPreviousElementSibling, getPreviousSibling, getReadyState, getScriptableObject, getSelectorList, getStartColumnNumber, getStartLineNumber, getTextContent, getUserData, getVisibleText, hasChildNodes, hasFeature, insertBefore, insertBefore, isAncestorOf, isAncestorOfAny, isAttachedToPage, isDefaultNamespace, isEqualNode, isSameNode, isSupported, lookupNamespaceURI, lookupPrefix, mayBeDisplayed, normalize, notifyIncorrectness, onAddedToDocumentFragment, onAddedToPage, onAllChildrenAddedToPage, parseHtmlSnippet, printChildrenAsXml, querySelector, querySelectorAll, quietlyRemoveAndMoveChildrenTo, remove, removeAllChildren, removeCharacterDataChangeListener, removeChild, removeDomChangeListener, replace, replaceChild, setEndLocation, setParentNode, setReadyState, setScriptableObject, setStartLocation, setTextContent, setUserData

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.w3c.dom.Node

appendChild, compareDocumentPosition, getBaseURI, getChildNodes, getFeature, getFirstChild, getLastChild, getLocalName, getNamespaceURI, getNextSibling, getNodeValue, getOwnerDocument, getParentNode, getPrefix, getPreviousSibling, getTextContent, getUserData, hasChildNodes, insertBefore, isDefaultNamespace, isEqualNode, isSameNode, isSupported, lookupNamespaceURI, lookupPrefix, normalize, removeChild, replaceChild, setPrefix, setTextContent, setUserData

Field Detail

TAG_NAME

public static final String TAG_NAME

The HTML tag represented by this element.

See Also:

Constant Field Values

Method Detail

doClickStateUpdate

protected boolean doClickStateUpdate(boolean shiftKey,
                                     boolean ctrlKey)
                              throws IOException

This method implements the control state update part of the click action.

The default implementation only calls doClickStateUpdate on parent's DomElement (if any). Subclasses requiring different behavior (like HtmlSubmitInput) will override this method.

Overrides:

doClickStateUpdate in class DomElement

Parameters:

shiftKey - true if SHIFT is pressed

ctrlKey - true if CTRL is pressed

Returns:

true if doClickFireEvent method has to be called later on (to signal, that the value was changed)

Throws:

IOException - if an IO error occurs

getShapeAttribute

public final String getShapeAttribute()

Returns the value of the attribute shape. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute shape or an empty string if that attribute isn't defined

getCoordsAttribute

public final String getCoordsAttribute()

Returns the value of the attribute coords. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute coords or an empty string if that attribute isn't defined

getHrefAttribute

public final String getHrefAttribute()

Returns the value of the attribute href. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute href or an empty string if that attribute isn't defined

getNoHrefAttribute

public final String getNoHrefAttribute()

Returns the value of the attribute nohref. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute nohref or an empty string if that attribute isn't defined

getAltAttribute

public final String getAltAttribute()

Returns the value of the attribute alt. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute alt or an empty string if that attribute isn't defined

getTabIndexAttribute

public final String getTabIndexAttribute()

Returns the value of the attribute tabindex. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute tabindex or an empty string if that attribute isn't defined

getAccessKeyAttribute

public final String getAccessKeyAttribute()

Returns the value of the attribute accesskey. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute accesskey or an empty string if that attribute isn't defined

getOnFocusAttribute

public final String getOnFocusAttribute()

Returns the value of the attribute onfocus. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute onfocus or an empty string if that attribute isn't defined

getOnBlurAttribute

public final String getOnBlurAttribute()

Returns the value of the attribute onblur. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute onblur or an empty string if that attribute isn't defined

getTargetAttribute

public final String getTargetAttribute()

Returns the value of the attribute target. Refer to the HTML 4.01 documentation for details on the use of this attribute.

Returns:

the value of the attribute target or an empty string if that attribute isn't defined

getDefaultStyleDisplay

public HtmlElement.DisplayStyle getDefaultStyleDisplay()

INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK.
Returns the default display style.

Overrides:

getDefaultStyleDisplay in class HtmlElement

Returns:

the default display style

isDisplayed

public boolean isDisplayed()

Returns true if this node is displayed and can be visible to the user (ignoring screen size, scrolling limitations, color, font-size, or overlapping nodes).

NOTE: If CSS is disabled, this method does not take this element's style into consideration!

Overwritten to support the hidden attribute (html5).

Overrides:

isDisplayed in class HtmlElement

Returns:

true if the node is visible to the user, false otherwise

See Also:

CSS2 Visibility, CSS2 Display, MSDN Documentation, DomNode.mayBeDisplayed()

handles

public boolean handles(Event event)

Indicates if the provided event can be applied to this node. Overwrite this.

Overrides:

handles in class HtmlElement

Parameters:

event - the event

Returns:

false if the event can't be applied