KeyWordDetectorStateObserverInterface.h

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/*
 * Copyright 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 ALEXA_CLIENT_SDK_AVSCOMMON_SDKINTERFACES_INCLUDE_AVSCOMMON_SDKINTERFACES_KEYWORDDETECTORSTATEOBSERVERINTERFACE_H_
#define ALEXA_CLIENT_SDK_AVSCOMMON_SDKINTERFACES_INCLUDE_AVSCOMMON_SDKINTERFACES_KEYWORDDETECTORSTATEOBSERVERINTERFACE_H_
 
namespace alexaClientSDK {
namespace avsCommon {
namespace sdkInterfaces {
 
class KeyWordDetectorStateObserverInterface {
public:
    enum class KeyWordDetectorState {
        ACTIVE,
 
        STREAM_CLOSED,
 
        ERROR
    };
    virtual ~KeyWordDetectorStateObserverInterface() = default;
 
    virtual void onStateChanged(KeyWordDetectorState keyWordDetectorState) = 0;
};
 
}  // namespace sdkInterfaces
}  // namespace avsCommon
}  // namespace alexaClientSDK
 
#endif  // ALEXA_CLIENT_SDK_AVSCOMMON_SDKINTERFACES_INCLUDE_AVSCOMMON_SDKINTERFACES_KEYWORDDETECTORSTATEOBSERVERINTERFACE_H_