1 /*

     2  * CSS Media Query

     3  *

     4  * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions

     8  * are met:

     9  * 1. Redistributions of source code must retain the above copyright

    10  *    notice, this list of conditions and the following disclaimer.

    11  * 2. Redistributions in binary form must reproduce the above copyright

    12  *    notice, this list of conditions and the following disclaimer in the

    13  *    documentation and/or other materials provided with the distribution.

    14  *

    15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY

    16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    18  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    22  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    23  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    26  */

    27 

    28 #ifndef MediaQueryExp_h

    29 #define MediaQueryExp_h

    30 

    31 #include "AtomicString.h"

    32 #include "CSSValue.h"

    33 

    34 namespace WebCore {

    35 class ValueList;

    36 

    37 class MediaQueryExp

    38 {

    39 public:

    40     MediaQueryExp(const AtomicString& mediaFeature, ValueList* values);

    41     ~MediaQueryExp();

    42 

    43     AtomicString mediaFeature() const { return m_mediaFeature; }

    44 

    45     CSSValue* value() const { return m_value; }

    46 

    47     bool operator==(const MediaQueryExp& other) const  {

    48         return (other.m_mediaFeature == m_mediaFeature)

    49             && ((!other.m_value && !m_value)

    50                 || (other.m_value && m_value && other.m_value->cssText() == m_value->cssText()));

    51     }

    52 

    53 private:

    54     AtomicString m_mediaFeature;

    55     CSSValue* m_value;

    56 };

    57 

    58 } // namespace

    59 

    60 #endif