gecko-dev/dom/media/systemservices/MediaSystemResourceManagerParent.h
Kan-Ru Chen f8100451db Bug 1314254 - Add mozilla::ipc::IPCResult type and convert IPDL handlers to use new return type. r=billm
We will use the new type for the generated IPDL message handler
prototype to make sure correct error handling method is called.

MozReview-Commit-ID: AzVbApxFGZ0
2016-11-15 04:26:00 +01:00

58 lines
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; 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/. */
#if !defined(MediaSystemResourceManagerParent_h_)
#define MediaSystemResourceManagerParent_h_
#include "MediaSystemResourceManager.h"
#include "MediaSystemResourceService.h"
#include "MediaSystemResourceTypes.h"
#include "mozilla/media/PMediaSystemResourceManagerParent.h"
namespace mozilla {
namespace media {
/**
* Handle MediaSystemResourceManager's IPC
*/
class MediaSystemResourceManagerParent final : public PMediaSystemResourceManagerParent
{
public:
MediaSystemResourceManagerParent();
virtual ~MediaSystemResourceManagerParent();
protected:
mozilla::ipc::IPCResult RecvAcquire(const uint32_t& aId,
const MediaSystemResourceType& aResourceType,
const bool& aWillWait) override;
mozilla::ipc::IPCResult RecvRelease(const uint32_t& aId) override;
mozilla::ipc::IPCResult RecvRemoveResourceManager() override;
private:
void ActorDestroy(ActorDestroyReason aActorDestroyReason) override;
struct MediaSystemResourceRequest {
MediaSystemResourceRequest()
: mId(-1), mResourceType(MediaSystemResourceType::INVALID_RESOURCE) {}
MediaSystemResourceRequest(uint32_t aId, MediaSystemResourceType aResourceType)
: mId(aId), mResourceType(aResourceType) {}
int32_t mId;
MediaSystemResourceType mResourceType;
};
bool mDestroyed;
RefPtr<MediaSystemResourceService> mMediaSystemResourceService;
nsClassHashtable<nsUint32HashKey, MediaSystemResourceRequest> mResourceRequests;
};
} // namespace media
} // namespace mozilla
#endif