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/*
* Copyright 2018-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0/
*
* or in the "license" file accompanying this file. This file 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 VSHL_CORE_INCLUDE_VR_AGENTS_OBSERVER_H_
#define VSHL_CORE_INCLUDE_VR_AGENTS_OBSERVER_H_
#include <memory>
#include "core/include/VRRequestProcessorDelegate.h"
#include "interfaces/voiceagents/IVoiceAgentsChangeObserver.h"
#include "utilities/logging/Logger.h"
using namespace std;
namespace vshl {
namespace core {
/*
* This class will observe the changes to the voiceagents data and transfers
* the actual handling responsibility to its delegate.
*/
class VRAgentsObserver
: public vshl::common::interfaces::IVoiceAgentsChangeObserver {
public:
// Create a VRAgentsObserver.
static shared_ptr<VRAgentsObserver>
create(weak_ptr<VRRequestProcessorDelegate> delegate);
~VRAgentsObserver();
protected:
void OnDefaultVoiceAgentChanged(
shared_ptr<vshl::common::interfaces::IVoiceAgent> defaultVoiceAgent)
override;
void OnVoiceAgentAdded(
shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) override;
void OnVoiceAgentRemoved(
shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) override;
void OnVoiceAgentActiveWakeWordChanged(
shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) override;
void OnVoiceAgentActivated(
shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) override;
void OnVoiceAgentDeactivated(
shared_ptr<vshl::common::interfaces::IVoiceAgent> voiceAgent) override;
private:
// Constructor
VRAgentsObserver(weak_ptr<VRRequestProcessorDelegate> delegate);
// Delegate that needs to be informed of the voiceagent data changes.
weak_ptr<VRRequestProcessorDelegate> mWeakDelegate;
};
} // namespace core
} // namespace vshl
#endif // VSHL_CORE_INCLUDE_VR_AGENTS_OBSERVER_H_
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