From 8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2 Mon Sep 17 00:00:00 2001
From: The Android Open Source Project <initial-contribution@android.com>
Date: Tue, 3 Mar 2009 19:30:52 -0800
Subject: auto import from //depot/cupcake/@135843

---
 WebCore/dom/ClassNames.h | 89 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 WebCore/dom/ClassNames.h

(limited to 'WebCore/dom/ClassNames.h')

diff --git a/WebCore/dom/ClassNames.h b/WebCore/dom/ClassNames.h
new file mode 100644
index 0000000..7992d54
--- /dev/null
+++ b/WebCore/dom/ClassNames.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ */
+
+#ifndef ClassNames_h
+#define ClassNames_h
+
+#include "AtomicString.h"
+#include <wtf/OwnPtr.h>
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+    class ClassNamesData : Noncopyable {
+    public:
+        ClassNamesData(const String& string, bool shouldFoldCase)
+            : m_string(string), m_shouldFoldCase(shouldFoldCase), m_createdVector(false)
+        {
+        }
+
+        bool contains(const AtomicString& string)
+        {
+            ensureVector();
+            size_t size = m_vector.size();
+            for (size_t i = 0; i < size; ++i) {
+                if (m_vector[i] == string)
+                    return true;
+            }
+            return false;
+        }
+
+        bool containsAll(ClassNamesData&);
+
+        size_t size() { ensureVector(); return m_vector.size(); }
+        const AtomicString& operator[](size_t i) { ensureVector(); ASSERT(i < size()); return m_vector[i]; }
+
+    private:
+        void ensureVector() { if (!m_createdVector) createVector(); }
+        void createVector();
+
+        typedef Vector<AtomicString, 8> ClassNameVector;
+        String m_string;
+        bool m_shouldFoldCase;
+        ClassNameVector m_vector;
+        bool m_createdVector;
+    };
+
+    class ClassNames {
+    public:
+        ClassNames() { }
+        ClassNames(const String& string, bool shouldFoldCase) : m_data(new ClassNamesData(string, shouldFoldCase)) { }
+
+        void set(const String& string, bool shouldFoldCase) { m_data.set(new ClassNamesData(string, shouldFoldCase)); }
+        void clear() { m_data.clear(); }
+
+        bool contains(const AtomicString& string) const { return m_data && m_data->contains(string); }
+        bool containsAll(const ClassNames& names) const { return !names.m_data || (m_data && m_data->containsAll(*names.m_data)); }
+
+        size_t size() const { return m_data ? m_data->size() : 0; }
+        const AtomicString& operator[](size_t i) const { ASSERT(i < size()); return (*m_data)[i]; }
+
+    private:
+        OwnPtr<ClassNamesData> m_data;
+    };
+
+    inline bool isClassWhitespace(UChar c)
+    {
+        return c == ' ' || c == '\r' || c == '\n' || c == '\t' || c == '\f';
+    }
+
+} // namespace WebCore
+
+#endif // ClassNames_h
-- 
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