org.w3c.dom.stylesheets.MediaList.java Source code

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Here is the source code for org.w3c.dom.stylesheets.MediaList.java

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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * This file is available under and governed by the GNU General Public
 * License version 2 only, as published by the Free Software Foundation.
 * However, the following notice accompanied the original version of this
 * file and, per its terms, should not be removed:
 *
 * Copyright (c) 2000 World Wide Web Consortium,
 * (Massachusetts Institute of Technology, Institut National de
 * Recherche en Informatique et en Automatique, Keio University). All
 * Rights Reserved. This program is distributed under the W3C's Software
 * Intellectual Property License. This program is distributed in the
 * hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE.
 * See W3C License http://www.w3.org/Consortium/Legal/ for more details.
 */

package org.w3c.dom.stylesheets;

import org.w3c.dom.DOMException;

/**
 *  The <code>MediaList</code> interface provides the abstraction of an
 * ordered collection of media, without defining or constraining how this
 * collection is implemented. An empty list is the same as a list that
 * contains the medium <code>"all"</code>.
 * <p> The items in the <code>MediaList</code> are accessible via an integral
 * index, starting from 0.
 * <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>.
 * @since 1.4, DOM Level 2
 */
public interface MediaList {
    /**
     *  The parsable textual representation of the media list. This is a
     * comma-separated list of media.
     */
    public String getMediaText();

    /**
     *  The parsable textual representation of the media list. This is a
     * comma-separated list of media.
     * @exception DOMException
     *   SYNTAX_ERR: Raised if the specified string value has a syntax error
     *   and is unparsable.
     *   <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this media list is
     *   readonly.
     */
    public void setMediaText(String mediaText) throws DOMException;

    /**
     *  The number of media in the list. The range of valid media is
     * <code>0</code> to <code>length-1</code> inclusive.
     */
    public int getLength();

    /**
     *  Returns the <code>index</code>th in the list. If <code>index</code> is
     * greater than or equal to the number of media in the list, this
     * returns <code>null</code>.
     * @param index  Index into the collection.
     * @return  The medium at the <code>index</code>th position in the
     *   <code>MediaList</code>, or <code>null</code> if that is not a valid
     *   index.
     */
    public String item(int index);

    /**
     *  Deletes the medium indicated by <code>oldMedium</code> from the list.
     * @param oldMedium The medium to delete in the media list.
     * @exception DOMException
     *    NO_MODIFICATION_ALLOWED_ERR: Raised if this list is readonly.
     *   <br> NOT_FOUND_ERR: Raised if <code>oldMedium</code> is not in the
     *   list.
     */
    public void deleteMedium(String oldMedium) throws DOMException;

    /**
     *  Adds the medium <code>newMedium</code> to the end of the list. If the
     * <code>newMedium</code> is already used, it is first removed.
     * @param newMedium The new medium to add.
     * @exception DOMException
     *    INVALID_CHARACTER_ERR: If the medium contains characters that are
     *   invalid in the underlying style language.
     *   <br> NO_MODIFICATION_ALLOWED_ERR: Raised if this list is readonly.
     */
    public void appendMedium(String newMedium) throws DOMException;

}