001/* 002 * Copyright (c) 2000 World Wide Web Consortium, 003 * (Massachusetts Institute of Technology, Institut National de 004 * Recherche en Informatique et en Automatique, Keio University). All 005 * Rights Reserved. This program is distributed under the W3C's Software 006 * Intellectual Property License. This program is distributed in the 007 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even 008 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 009 * PURPOSE. 010 * See W3C License http://www.w3.org/Consortium/Legal/ for more details. 011 */ 012 013package org.w3c.dom.css; 014 015import org.w3c.dom.Element; 016import org.w3c.dom.views.AbstractView; 017 018/** 019 * This interface represents a CSS view. The <code>getComputedStyle</code> 020 * method provides a read only access to the computed values of an element. 021 * <p> The expectation is that an instance of the <code>ViewCSS</code> 022 * interface can be obtained by using binding-specific casting methods on an 023 * instance of the <code>AbstractView</code> interface. 024 * <p> Since a computed style is related to an <code>Element</code> node, if 025 * this element is removed from the document, the associated 026 * <code>CSSStyleDeclaration</code> and <code>CSSValue</code> related to 027 * this declaration are no longer valid. 028 * <p>See also the <a href='http://www.w3.org/TR/2000/REC-DOM-Level-2-Style-20001113'>Document Object Model (DOM) Level 2 Style Specification</a>. 029 * @since DOM Level 2 030 */ 031public interface ViewCSS extends AbstractView { 032 /** 033 * This method is used to get the computed style as it is defined in [<a href='http://www.w3.org/TR/1998/REC-CSS2-19980512'>CSS2</a>]. 034 * @param elt The element whose style is to be computed. This parameter 035 * cannot be null. 036 * @param pseudoElt The pseudo-element or <code>null</code> if none. 037 * @return The computed style. The <code>CSSStyleDeclaration</code> is 038 * read-only and contains only absolute values. 039 */ 040 public CSSStyleDeclaration getComputedStyle(Element elt, 041 String pseudoElt); 042 043}