forked from mirrors/gecko-dev
81 lines
2.2 KiB
C++
81 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_indexeddb_permissionrequestbase_h__
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#define mozilla_dom_indexeddb_permissionrequestbase_h__
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#include "mozilla/Attributes.h"
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#include "nsCOMPtr.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIObserver.h"
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#include "nsIPermissionManager.h"
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#include "nsISupportsImpl.h"
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#include "nsString.h"
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class nsIPrincipal;
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namespace mozilla {
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namespace dom {
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class Element;
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namespace indexedDB {
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class PermissionRequestBase
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: public nsIObserver
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, public nsIInterfaceRequestor
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{
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nsCOMPtr<Element> mOwnerElement;
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nsCOMPtr<nsIPrincipal> mPrincipal;
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public:
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enum PermissionValue {
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kPermissionAllowed = nsIPermissionManager::ALLOW_ACTION,
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kPermissionDenied = nsIPermissionManager::DENY_ACTION,
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kPermissionPrompt = nsIPermissionManager::PROMPT_ACTION
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};
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NS_DECL_ISUPPORTS
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// This function will not actually prompt. It will never return
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// kPermissionDefault but will instead translate the permission manager value
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// into the correct value for the given type.
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static nsresult
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GetCurrentPermission(nsIPrincipal* aPrincipal,
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PermissionValue* aCurrentValue);
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static PermissionValue
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PermissionValueForIntPermission(uint32_t aIntPermission);
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// This function will prompt if needed. It may only be called once.
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nsresult
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PromptIfNeeded(PermissionValue* aCurrentValue);
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protected:
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PermissionRequestBase(Element* aOwnerElement,
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nsIPrincipal* aPrincipal);
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// Reference counted.
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virtual
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~PermissionRequestBase();
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virtual void
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OnPromptComplete(PermissionValue aPermissionValue) = 0;
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private:
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void
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SetExplicitPermission(nsIPrincipal* aPrincipal,
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uint32_t aIntPermission);
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NS_DECL_NSIOBSERVER
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NS_DECL_NSIINTERFACEREQUESTOR
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};
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} // namespace indexedDB
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_indexeddb_permissionrequestbase_h__
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