external/webkit r30707

1 files changed, 122 insertions, 0 deletions

diff --git a/WebCore/platform/DeprecatedPtrListImpl.h b/WebCore/platform/DeprecatedPtrListImpl.h
new file mode 100644
index 0000000..5e4121b
--- /dev/null
+++ b/WebCore/platform/DeprecatedPtrListImpl.h
@@ -0,0 +1,122 @@
+/*
+ * 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 DeprecatedPtrListImpl_h
+#define DeprecatedPtrListImpl_h
+
+namespace WebCore {
+
+class DeprecatedListNode;
+class DeprecatedPtrListImplIterator;
+
+class DeprecatedPtrListImpl
+{
+public:
+    
+    DeprecatedPtrListImpl(void (*deleteFunc)(void *));
+    DeprecatedPtrListImpl(const DeprecatedPtrListImpl &impl);
+    ~DeprecatedPtrListImpl();
+     
+    bool isEmpty() const { return nodeCount == 0; }
+    unsigned count() const { return nodeCount; }
+    void clear(bool deleteItems);
+
+    void *at(unsigned n);
+
+    bool insert(unsigned n, const void *item);
+    bool remove(bool deleteItem);
+    bool remove(unsigned n, bool deleteItem);
+    bool removeFirst(bool deleteItem);
+    bool removeLast(bool deleteItem);
+    bool removeRef(const void *item, bool deleteItem);
+
+    void *getFirst() const;
+    void *getLast() const;
+    void *getNext() const;
+    void *getPrev() const;
+    void *current() const;
+    void *first();
+    void *last();
+    void *next();
+    void *prev();
+    void *take(unsigned n);
+    void *take();
+
+    void append(const void *item);
+    void prepend(const void *item);
+
+    unsigned containsRef(const void *item) const;
+    int findRef(const void *item);
+
+    DeprecatedPtrListImpl &assign(const DeprecatedPtrListImpl &impl, bool deleteItems);
+
+ private:
+    DeprecatedPtrListImpl &operator =(const DeprecatedPtrListImpl &impl);
+
+    void swap(DeprecatedPtrListImpl &impl);
+
+    void addIterator(DeprecatedPtrListImplIterator *iter) const;
+    void removeIterator(DeprecatedPtrListImplIterator *iter) const;
+
+    DeprecatedListNode *head;
+    DeprecatedListNode *tail;
+    DeprecatedListNode *cur;
+    unsigned nodeCount;
+    void (*deleteItem)(void *);
+    mutable DeprecatedPtrListImplIterator *iterators;
+
+    friend class DeprecatedPtrListImplIterator;
+};
+
+
+class DeprecatedPtrListImplIterator {
+public:
+    DeprecatedPtrListImplIterator();
+    DeprecatedPtrListImplIterator(const DeprecatedPtrListImpl &impl);
+    ~DeprecatedPtrListImplIterator();
+
+    DeprecatedPtrListImplIterator(const DeprecatedPtrListImplIterator &impl);
+    DeprecatedPtrListImplIterator &operator=(const DeprecatedPtrListImplIterator &impl);
+
+    unsigned count() const;
+    void *toFirst();
+    void *toLast();
+    void *current() const;
+
+    void *operator--();
+    void *operator++();
+
+private:
+    const DeprecatedPtrListImpl *list;
+    DeprecatedListNode *node;
+    DeprecatedPtrListImplIterator *next;
+    DeprecatedPtrListImplIterator *prev;
+
+    friend class DeprecatedPtrListImpl;
+};
+
+}
+
+#endif