palemoon-dev/platform/dom/permission/Permissions.h

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_Permissions_h_
#define mozilla_dom_Permissions_h_

#include "nsISupports.h"
#include "nsPIDOMWindow.h"
#include "nsWrapperCache.h"

namespace mozilla {

class ErrorResult;

namespace dom {

class Promise;

class Permissions final
  : public nsISupports
  , public nsWrapperCache
{
public:
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Permissions)

  explicit Permissions(nsPIDOMWindowInner* aWindow);

  nsPIDOMWindowInner* GetParentObject() const { return mWindow; }

  JSObject* WrapObject(JSContext* aCx,
                       JS::Handle<JSObject*> aGivenProto) override;

  already_AddRefed<Promise> Query(JSContext* aCx,
                                  JS::Handle<JSObject*> aPermission,
                                  ErrorResult& aRv);

  static nsresult RemovePermission(nsIPrincipal* aPrincipal, const char* aPermissionType);

  already_AddRefed<Promise> Revoke(JSContext* aCx,
                                   JS::Handle<JSObject*> aPermission,
                                   ErrorResult& aRv);

private:
  ~Permissions();

  nsCOMPtr<nsPIDOMWindowInner> mWindow;
};

} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_permissions_h_