chromium/src/third_party/blink/renderer/modules/quota/deprecated_storage_quota.h

/*
 * Copyright (C) 2011 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
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 * this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_QUOTA_DEPRECATED_STORAGE_QUOTA_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_QUOTA_DEPRECATED_STORAGE_QUOTA_H_

#include "third_party/blink/public/mojom/quota/quota_manager_host.mojom-blink.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/platform/bindings/exception_code.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_remote.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_wrapper_mode.h"

namespace blink {

class ExecutionContext;
class ScriptState;
class V8StorageErrorCallback;
class V8StorageQuotaCallback;
class V8StorageUsageCallback;

class DeprecatedStorageQuota final : public ScriptWrappable {
  DEFINE_WRAPPERTYPEINFO();

 public:
  enum Type {
    kTemporary,
    kPersistent,
  };

  static void EnqueueStorageErrorCallback(ScriptState*,
                                          V8StorageErrorCallback*,
                                          DOMExceptionCode);

  DeprecatedStorageQuota(Type, ExecutionContext*);

  void queryUsageAndQuota(ScriptState*,
                          V8StorageUsageCallback*,
                          V8StorageErrorCallback* = nullptr);

  void requestQuota(ScriptState*,
                    uint64_t new_quota_in_bytes,
                    V8StorageQuotaCallback* = nullptr,
                    V8StorageErrorCallback* = nullptr);

  void Trace(Visitor*) const override;

 private:
  // Binds the interface (if not already bound) with the given interface
  // provider, and returns it,
  mojom::blink::QuotaManagerHost* GetQuotaHost(ExecutionContext*);

  Type type_;
  HeapMojoRemote<mojom::blink::QuotaManagerHost,
                 HeapMojoWrapperMode::kWithoutContextObserver>
      quota_host_;
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_QUOTA_DEPRECATED_STORAGE_QUOTA_H_