1 files changed, 54 insertions, 0 deletions
diff --git a/include/gpu/GrTLList.h b/include/gpu/GrTLList.h
new file mode 100644
index 0000000000..ea310ac20e
--- /dev/null
+++ b/include/gpu/GrTLList.h
@@ -0,0 +1,54 @@
+
+/*
+ * Copyright 2010 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+
+
+#ifndef GrTLList_DEFINED
+#define GrTLList_DEFINED
+
+#include "GrNoncopyable.h"
+
+template <typename T> class GrTLList : GrNoncopyable {
+public:
+    class Entry {
+        Entry*  fPrev;
+        Entry*  fNext;
+    };
+
+    GrTLList() : fHead(NULL), fTail(NULL) {}
+#if GR_DEBUG
+    ~GrTLList() {
+        GrAssert(NULL == fHead);
+        GrAssert(NULL == ftail);
+    }
+#endif
+
+    T*  head() const { return fHead; }
+    T*  tail() const { return fTail; }
+    
+    void addToHead(T*);
+    void addToTail(T*);
+    void removeFromList(T*);
+
+private:
+    Entry*  fHead;
+    Entry*  fTail;
+
+    friend class Entry;
+};
+
+
+class Parent {
+    GrTDLList<Child>    fList;
+};
+
+class Child : public GrTLList::Entry<Child> {
+};
+
+#endif
+