gecko-dev/content/media/omx/mediaresourcemanager/IMediaResourceManagerDeathNotifier.h

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2.3 KiB
C++

/*
** Copyright 2010, The Android Open Source Project
** Copyright 2013, Mozilla Foundation
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#ifndef ANDROID_IMEDIARESOURCEMANAGERDEATHNOTIFIER_H
#define ANDROID_IMEDIARESOURCEMANAGERDEATHNOTIFIER_H
#include <utils/threads.h>
#include <utils/SortedVector.h>
#include "IMediaResourceManagerService.h"
namespace android {
/**
* Handle MediaResourceManagerService's death notification.
* Made from android's IMediaDeathNotifier class.
*/
class IMediaResourceManagerDeathNotifier: virtual public RefBase
{
public:
IMediaResourceManagerDeathNotifier() { addObitRecipient(this); }
virtual ~IMediaResourceManagerDeathNotifier() { removeObitRecipient(this); }
virtual void died() = 0;
static const sp<IMediaResourceManagerService>& getMediaResourceManagerService();
private:
IMediaResourceManagerDeathNotifier &operator=(const IMediaResourceManagerDeathNotifier &);
IMediaResourceManagerDeathNotifier(const IMediaResourceManagerDeathNotifier &);
static void addObitRecipient(const wp<IMediaResourceManagerDeathNotifier>& recipient);
static void removeObitRecipient(const wp<IMediaResourceManagerDeathNotifier>& recipient);
class DeathNotifier: public IBinder::DeathRecipient
{
public:
DeathNotifier() {}
virtual ~DeathNotifier();
virtual void binderDied(const wp<IBinder>& who);
};
friend class DeathNotifier;
static Mutex sServiceLock;
static sp<IMediaResourceManagerService> sMediaResourceManagerService;
static sp<DeathNotifier> sDeathNotifier;
static SortedVector< wp<IMediaResourceManagerDeathNotifier> > sObitRecipients;
};
}; // namespace android
#endif // ANDROID_IMEDIARESOURCEMANAGERDEATHNOTIFIER_H