michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_dom_quota_checkquotahelper_h__
michael@0: #define mozilla_dom_quota_checkquotahelper_h__
michael@0: 
michael@0: #include "QuotaCommon.h"
michael@0: 
michael@0: #include "nsIInterfaceRequestor.h"
michael@0: #include "nsIObserver.h"
michael@0: #include "nsIRunnable.h"
michael@0: 
michael@0: #include "mozilla/CondVar.h"
michael@0: #include "mozilla/Mutex.h"
michael@0: 
michael@0: class nsIPrincipal;
michael@0: class nsPIDOMWindow;
michael@0: 
michael@0: BEGIN_QUOTA_NAMESPACE
michael@0: 
michael@0: class CheckQuotaHelper MOZ_FINAL : public nsIRunnable,
michael@0:                                    public nsIInterfaceRequestor,
michael@0:                                    public nsIObserver
michael@0: {
michael@0: public:
michael@0:   NS_DECL_THREADSAFE_ISUPPORTS
michael@0:   NS_DECL_NSIRUNNABLE
michael@0:   NS_DECL_NSIINTERFACEREQUESTOR
michael@0:   NS_DECL_NSIOBSERVER
michael@0: 
michael@0:   CheckQuotaHelper(nsPIDOMWindow* aWindow,
michael@0:                    mozilla::Mutex& aMutex);
michael@0: 
michael@0:   bool
michael@0:   PromptAndReturnQuotaIsDisabled();
michael@0: 
michael@0:   void
michael@0:   Cancel();
michael@0: 
michael@0:   static uint32_t
michael@0:   GetQuotaPermission(nsIPrincipal* aPrincipal);
michael@0: 
michael@0: private:
michael@0:   nsPIDOMWindow* mWindow;
michael@0: 
michael@0:   mozilla::Mutex& mMutex;
michael@0:   mozilla::CondVar mCondVar;
michael@0:   uint32_t mPromptResult;
michael@0:   bool mWaiting;
michael@0:   bool mHasPrompted;
michael@0: };
michael@0: 
michael@0: END_QUOTA_NAMESPACE
michael@0: 
michael@0: #endif // mozilla_dom_quota_checkquotahelper_h__