WebCore/html/CSSPreloadScanner.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/html/CSSPreloadScanner.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2008 Apple Inc. All Rights Reserved.
+ * Copyright (C) 2010 Google Inc. All Rights Reserved.
+ *
+ * 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 APPLE INC. ``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 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 CSSPreloadScanner_h
+#define CSSPreloadScanner_h
+
+#include "PlatformString.h"
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+class Document;
+class HTMLToken;
+
+class CSSPreloadScanner : public Noncopyable {
+public:
+    CSSPreloadScanner(Document*);
+
+    void reset();
+    void scan(const HTMLToken&, bool scanningBody);
+
+private:
+    enum State {
+        Initial,
+        MaybeComment,
+        Comment,
+        MaybeCommentEnd,
+        RuleStart,
+        Rule,
+        AfterRule,
+        RuleValue,
+        AfterRuleValue
+    };
+
+    inline void tokenize(UChar c);
+    void emitRule();
+
+    State m_state;
+    Vector<UChar, 16> m_rule;
+    Vector<UChar> m_ruleValue;
+
+    bool m_scanningBody;
+    Document* m_document;
+};
+
+}
+
+#endif