src/third_party/WebKit/Source/platform/exported/WebStorageQuotaCallbacks.cpp

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "public/platform/WebStorageQuotaCallbacks.h"
   7
   8 #include "platform/StorageQuotaCallbacks.h"
   9 #include "wtf/Forward.h"
  10 #include "wtf/OwnPtr.h"
  11 #include "wtf/PassOwnPtr.h"
  12 #include "wtf/PassRefPtr.h"
  13 #include "wtf/RefCounted.h"
  14
  15 namespace blink {
  16
  17 class WebStorageQuotaCallbacksPrivate : public RefCounted<WebStorageQuotaCallbacksPrivate> {
  18 public:
  19     static PassRefPtr<WebStorageQuotaCallbacksPrivate> create(const PassOwnPtr<StorageQuotaCallbacks>& callbacks)
  20     {
  21         return adoptRef(new WebStorageQuotaCallbacksPrivate(callbacks));
  22     }
  23
  24     StorageQuotaCallbacks* callbacks() { return m_callbacks.get(); }
  25
  26 private:
  27     WebStorageQuotaCallbacksPrivate(const PassOwnPtr<StorageQuotaCallbacks>& callbacks) : m_callbacks(callbacks) { }
  28     OwnPtr<StorageQuotaCallbacks> m_callbacks;
  29 };
  30
  31 WebStorageQuotaCallbacks::WebStorageQuotaCallbacks(const PassOwnPtr<StorageQuotaCallbacks>& callbacks)
  32 {
  33     m_private = WebStorageQuotaCallbacksPrivate::create(callbacks);
  34 }
  35
  36 void WebStorageQuotaCallbacks::reset()
  37 {
  38     m_private.reset();
  39 }
  40
  41 void WebStorageQuotaCallbacks::assign(const WebStorageQuotaCallbacks& other)
  42 {
  43     m_private = other.m_private;
  44 }
  45
  46 void WebStorageQuotaCallbacks::didQueryStorageUsageAndQuota(unsigned long long usageInBytes, unsigned long long quotaInBytes)
  47 {
  48     ASSERT(!m_private.isNull());
  49     m_private->callbacks()->didQueryStorageUsageAndQuota(usageInBytes, quotaInBytes);
  50     m_private.reset();
  51 }
  52
  53 void WebStorageQuotaCallbacks::didGrantStorageQuota(unsigned long long usageInBytes, unsigned long long grantedQuotaInBytes)
  54 {
  55     ASSERT(!m_private.isNull());
  56     m_private->callbacks()->didGrantStorageQuota(usageInBytes, grantedQuotaInBytes);
  57     m_private.reset();
  58 }
  59
  60 void WebStorageQuotaCallbacks::didFail(WebStorageQuotaError error)
  61 {
  62     ASSERT(!m_private.isNull());
  63     m_private->callbacks()->didFail(error);
  64     m_private.reset();
  65 }
  66
  67 } // namespace blink