/*

 * 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

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 */

/*

 * 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.css;

import org.w3c.dom.DOMException;

/**

 *  The <code>CSSValue</code> interface represents a simple or a complex

 * value. A <code>CSSValue</code> object only occurs in a context of a CSS

 * property.

 * <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 DOM Level 2

 */

public interface CSSValue {

    // UnitTypes

    /**

     * The value is inherited and the <code>cssText</code> contains "inherit".

     */

    public static final short CSS_INHERIT               = 0;

    /**

     * The value is a primitive value and an instance of the

     * <code>CSSPrimitiveValue</code> interface can be obtained by using

     * binding-specific casting methods on this instance of the

     * <code>CSSValue</code> interface.

     */

    public static final short CSS_PRIMITIVE_VALUE       = 1;

    /**

     * The value is a <code>CSSValue</code> list and an instance of the

     * <code>CSSValueList</code> interface can be obtained by using

     * binding-specific casting methods on this instance of the

     * <code>CSSValue</code> interface.

     */

    public static final short CSS_VALUE_LIST            = 2;

    /**

     * The value is a custom value.

     */

    public static final short CSS_CUSTOM                = 3;

    /**

     *  A string representation of the current value.

     */

    public String getCssText();

    /**

     *  A string representation of the current value.

     * @exception DOMException

     *    SYNTAX_ERR: Raised if the specified CSS string value has a syntax

     *   error (according to the attached property) or is unparsable.

     *   <br>INVALID_MODIFICATION_ERR: Raised if the specified CSS string

     *   value represents a different type of values than the values allowed

     *   by the CSS property.

     *   <br> NO_MODIFICATION_ALLOWED_ERR: Raised if this value is readonly.

     */

    public void setCssText(String cssText)

                       throws DOMException;

    /**

     *  A code defining the type of the value as defined above.

     */

    public short getCssValueType();

}