Home | History | Annotate | Download | only in quota
      1 /*
      2  * Copyright (C) 2012 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef DOMWindowQuota_h
     32 #define DOMWindowQuota_h
     33 
     34 #include "core/frame/DOMWindowProperty.h"
     35 #include "platform/Supplementable.h"
     36 #include "platform/heap/Handle.h"
     37 
     38 namespace WebCore {
     39 
     40 class DeprecatedStorageInfo;
     41 class LocalDOMWindow;
     42 
     43 class DOMWindowQuota FINAL : public NoBaseWillBeGarbageCollectedFinalized<DOMWindowQuota>, public WillBeHeapSupplement<LocalDOMWindow>, public DOMWindowProperty {
     44     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(DOMWindowQuota);
     45 public:
     46     virtual ~DOMWindowQuota();
     47     static DOMWindowQuota& from(LocalDOMWindow&);
     48     static DeprecatedStorageInfo* webkitStorageInfo(LocalDOMWindow&);
     49     DeprecatedStorageInfo* webkitStorageInfo() const;
     50 
     51     void trace(Visitor*);
     52 
     53 private:
     54     explicit DOMWindowQuota(LocalDOMWindow&);
     55     static const char* supplementName();
     56 
     57     mutable PersistentWillBeMember<DeprecatedStorageInfo> m_storageInfo;
     58 };
     59 
     60 } // namespace WebCore
     61 
     62 #endif // DOMWindowQuota_h
     63