| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package android.media.tv.tuner.frontend; |
| |
| import android.annotation.IntDef; |
| import android.annotation.SystemApi; |
| import android.hardware.tv.tuner.V1_0.Constants; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| |
| /** |
| * Listens for tune events. |
| * |
| * @hide |
| */ |
| @SystemApi |
| public interface OnTuneEventListener { |
| |
| /** @hide */ |
| @IntDef(prefix = "SIGNAL_", value = {SIGNAL_LOCKED, SIGNAL_NO_SIGNAL, SIGNAL_LOST_LOCK}) |
| @Retention(RetentionPolicy.SOURCE) |
| @interface TuneEvent {} |
| |
| /** The frontend has locked to the signal specified by the tune method. */ |
| int SIGNAL_LOCKED = Constants.FrontendEventType.LOCKED; |
| /** The frontend is unable to lock to the signal specified by the tune method. */ |
| int SIGNAL_NO_SIGNAL = Constants.FrontendEventType.NO_SIGNAL; |
| /** The frontend has lost the lock to the signal specified by the tune method. */ |
| int SIGNAL_LOST_LOCK = Constants.FrontendEventType.LOST_LOCK; |
| |
| /** Tune Event from the frontend */ |
| void onTuneEvent(@TuneEvent int tuneEvent); |
| } |