com.gargoylesoftware.htmlunit.javascript.host.css
Class CSSStyleSheet

java.lang.Object
  net.sourceforge.htmlunit.corejs.javascript.ScriptableObject
      com.gargoylesoftware.htmlunit.javascript.SimpleScriptable
          com.gargoylesoftware.htmlunit.javascript.host.css.CSSStyleSheet

All Implemented Interfaces:

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

public class CSSStyleSheet
extends SimpleScriptable

A JavaScript object for a Stylesheet.

Version:

$Revision: 7658 $

Author:

Marc Guillemot, Daniel Gredler, Ahmed Ashour

See Also:

MSDN doc, Serialized Form

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

CSSStyleSheet()
Creates a new empty stylesheet.

CSSStyleSheet(HTMLElement element, org.w3c.dom.css.CSSStyleSheet wrapped, String uri)
Creates a new stylesheet representing the specified CSS stylesheet.

CSSStyleSheet(HTMLElement element, org.w3c.css.sac.InputSource source, String uri)
Creates a new stylesheet representing the CSS stylesheet for the specified input source.

Method Summary

int	addRule(String selector, String rule) Adds a new rule.
void	deleteRule(int position) Deletes an existing rule.
CSSRuleList	getCssRules() Returns the collection of rules defined in this style sheet.
String	getHref() Returns the URL of the stylesheet.
HTMLElement	getOwnerNode() For Firefox.
HTMLElement	getOwningElement() For Internet Explorer.
CSSRuleList	getRules() Retrieves the collection of rules defined in this style sheet.
String	getUri() Returns this stylesheet's URI (used to resolved contained @import rules).
org.w3c.dom.css.CSSStyleSheet	getWrappedSheet() Returns the wrapped stylesheet.
int	insertRule(String rule, int position) Inserts a new rule.
boolean	isActive() Returns true if this stylesheet is active, based on the media types it is associated with (if any).
static CSSStyleSheet	loadStylesheet(Window window, HTMLElement element, HtmlLink link, String url) Loads the stylesheet at the specified link or href.
void	modifyIfNecessary(ComputedCSSStyleDeclaration style, Element element) Modifies the specified style object by adding any style rules which apply to the specified element.
org.w3c.css.sac.SelectorList	parseSelectors(org.w3c.css.sac.InputSource source) Parses the selectors at the specified input source.
void	removeRule(int position) Deletes an existing rule.
static boolean	selects(BrowserVersion browserVersion, org.w3c.css.sac.Selector selector, DomElement element) Returns true if the specified selector selects the specified element.
static void	validateSelectors(org.w3c.css.sac.SelectorList selectorList) Validates the list of selectors.

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

clone, defineFunctionProperties, defineProperty, equivalentValues, get, getBrowserVersion, getClassName, getDefaultValue, getDomNodeOrDie, getDomNodeOrNull, getPrototype, getScriptableFor, getStartingScope, getTransformerScriptableFor, getWindow, getWindow, getWithPreemption, hasInstance, initParentScope, isReadOnlySettable, makeScriptableFor, setCaseSensitive, setDomNode, setDomNode, setHtmlElement

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, delete, delete, deleteProperty, deleteProperty, ensureScriptable, ensureScriptableObject, get, get, getAllIds, getArrayPrototype, getAssociatedValue, getAttributes, getAttributes, getAttributes, getAttributes, getClassPrototype, getDefaultValue, getFunctionPrototype, getGetterOrSetter, getIds, getObjectPrototype, getOwnPropertyDescriptor, getParentScope, getProperty, getProperty, getPropertyIds, getPrototype, getSlot, getTopLevelScope, getTopScopeValue, getTypedProperty, getTypedProperty, getTypeOf, has, has, hasProperty, hasProperty, isAccessorDescriptor, isConst, isDataDescriptor, isEmpty, isExtensible, isFalse, isGenericDescriptor, isGetterOrSetter, isSealed, isTrue, preventExtensions, put, put, putConst, putConstProperty, putProperty, putProperty, redefineProperty, sameValue, sealObject, setAttributes, setAttributes, setAttributes, setAttributes, setGetterOrSetter, setParentScope, setPrototype, size

Methods inherited from class java.lang.Object

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

Constructor Detail

CSSStyleSheet

public CSSStyleSheet()

Creates a new empty stylesheet.

CSSStyleSheet

public CSSStyleSheet(HTMLElement element,
                     org.w3c.css.sac.InputSource source,
                     String uri)

Creates a new stylesheet representing the CSS stylesheet for the specified input source.

Parameters:

element - the owning node

source - the input source which contains the CSS stylesheet which this stylesheet host object represents

uri - this stylesheet's URI (used to resolved contained @import rules)

CSSStyleSheet

public CSSStyleSheet(HTMLElement element,
                     org.w3c.dom.css.CSSStyleSheet wrapped,
                     String uri)

Creates a new stylesheet representing the specified CSS stylesheet.

Parameters:

element - the owning node

wrapped - the CSS stylesheet which this stylesheet host object represents

uri - this stylesheet's URI (used to resolved contained @import rules)

Method Detail

getWrappedSheet

public org.w3c.dom.css.CSSStyleSheet getWrappedSheet()

Returns the wrapped stylesheet.

Returns:

the wrapped stylesheet

modifyIfNecessary

public void modifyIfNecessary(ComputedCSSStyleDeclaration style,
                              Element element)

Modifies the specified style object by adding any style rules which apply to the specified element.

Parameters:

style - the style to modify

element - the element to which style rules must apply in order for them to be added to the specified style

loadStylesheet

public static CSSStyleSheet loadStylesheet(Window window,
                                           HTMLElement element,
                                           HtmlLink link,
                                           String url)

Loads the stylesheet at the specified link or href.

Parameters:

window - the current window

element - the parent DOM element

link - the stylesheet's link (may be null if an href is specified)

url - the stylesheet's url (may be null if a link is specified)

Returns:

the loaded stylesheet

selects

public static boolean selects(BrowserVersion browserVersion,
                              org.w3c.css.sac.Selector selector,
                              DomElement element)

Returns true if the specified selector selects the specified element.

Parameters:

browserVersion - the browser version

selector - the selector to test

element - the element to test

Returns:

true if it does apply, false if it doesn't apply

parseSelectors

public org.w3c.css.sac.SelectorList parseSelectors(org.w3c.css.sac.InputSource source)

Parses the selectors at the specified input source. If anything at all goes wrong, this method returns an empty selector list.

Parameters:

source - the source from which to retrieve the selectors to be parsed

Returns:

the selectors parsed from the specified input source

getOwnerNode

public HTMLElement getOwnerNode()

For Firefox.

Returns:

the owner

getOwningElement

public HTMLElement getOwningElement()

For Internet Explorer.

Returns:

the owner

getRules

public CSSRuleList getRules()

Retrieves the collection of rules defined in this style sheet.

Returns:

the collection of rules defined in this style sheet

getCssRules

public CSSRuleList getCssRules()

Returns the collection of rules defined in this style sheet.

Returns:

the collection of rules defined in this style sheet

getHref

public String getHref()

Returns the URL of the stylesheet.

Returns:

the URL of the stylesheet

insertRule

public int insertRule(String rule,
                      int position)

Inserts a new rule.

Parameters:

rule - the CSS rule

position - the position at which to insert the rule

Returns:

the position of the inserted rule

See Also:

DOM level 2

deleteRule

public void deleteRule(int position)

Deletes an existing rule.

Parameters:

position - the position of the rule to be deleted

See Also:

DOM level 2

addRule

public int addRule(String selector,
                   String rule)

Adds a new rule.

Parameters:

selector - the selector name

rule - the rule

Returns:

always return -1 as of MSDN documentation

See Also:

MSDN

removeRule

public void removeRule(int position)

Deletes an existing rule.

Parameters:

position - the position of the rule to be deleted

See Also:

MSDN

getUri

public String getUri()

Returns this stylesheet's URI (used to resolved contained @import rules).

Returns:

this stylesheet's URI (used to resolved contained @import rules)

isActive

public boolean isActive()

Returns true if this stylesheet is active, based on the media types it is associated with (if any).

Returns:

true if this stylesheet is active, based on the media types it is associated with (if any)

validateSelectors

public static void validateSelectors(org.w3c.css.sac.SelectorList selectorList)
                              throws org.w3c.css.sac.CSSException

Validates the list of selectors.

Parameters:

selectorList - the selectors

Throws:

org.w3c.css.sac.CSSException - if a selector is invalid