1 files changed, 49 insertions, 0 deletions
diff --git a/WebCore/platform/DeprecatedPtrQueue.h b/WebCore/platform/DeprecatedPtrQueue.h
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+++ b/WebCore/platform/DeprecatedPtrQueue.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2003 Apple Computer, 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 COMPUTER, 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 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 DeprecatedPtrQueue_h
+#define DeprecatedPtrQueue_h
+
+#include "DeprecatedPtrList.h"
+
+namespace WebCore {
+
+template<class T> class DeprecatedPtrQueue
+{
+public:
+    bool isEmpty() const { return list.isEmpty(); }
+    T *dequeue() { T *tmp = list.getFirst(); list.removeFirst(); return tmp; }
+    void enqueue(const T *item) { list.append (item); }
+    unsigned count() const { return list.count(); }
+    T *head() const { return list.getFirst(); }
+    DeprecatedPtrQueue<T> &operator=(const DeprecatedPtrQueue<T> &q) { list = q.list; return *this; }
+
+ private:
+    DeprecatedPtrList<T> list;
+};
+
+}
+
+#endif /* DeprecatedPtrQueue_h */