--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/css/MediaQueryExp.h Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,80 @@
+/*
+ * CSS Media Query
+ *
+ * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>.
+ * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MediaQueryExp_h
+#define MediaQueryExp_h
+
+#include "AtomicString.h"
+#include "CSSValue.h"
+#include "MediaFeatureNames.h"
+#include <wtf/RefPtr.h>
+
+namespace WebCore {
+class CSSParserValueList;
+
+class MediaQueryExp : public FastAllocBase {
+public:
+ MediaQueryExp(const AtomicString& mediaFeature, CSSParserValueList* values);
+ ~MediaQueryExp();
+
+ AtomicString mediaFeature() const { return m_mediaFeature; }
+
+ CSSValue* value() const { return m_value.get(); }
+
+ bool operator==(const MediaQueryExp& other) const
+ {
+ return (other.m_mediaFeature == m_mediaFeature)
+ && ((!other.m_value && !m_value)
+ || (other.m_value && m_value && other.m_value->cssText() == m_value->cssText()));
+ }
+
+ bool isValid() const { return m_isValid; }
+
+ bool isViewportDependent() const { return m_mediaFeature == MediaFeatureNames::widthMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::heightMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::min_widthMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::min_heightMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::max_widthMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::max_heightMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::orientationMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::aspect_ratioMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::min_aspect_ratioMediaFeature ||
+ m_mediaFeature == MediaFeatureNames::max_aspect_ratioMediaFeature; }
+
+ String serialize() const;
+
+private:
+ AtomicString m_mediaFeature;
+ RefPtr<CSSValue> m_value;
+ bool m_isValid;
+ String m_serializationCache;
+};
+
+} // namespace
+
+#endif