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/*
* Copyright (C) 2021 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 com.android.systemui.statusbar.policy;
import static com.android.systemui.statusbar.policy.DevicePostureController.Callback;
import android.annotation.IntDef;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/**
* Listener for device posture changes. This can be used to query the current posture, or register
* for events when it changes.
*/
public interface DevicePostureController extends CallbackController<Callback> {
@IntDef(prefix = {"DEVICE_POSTURE_"}, value = {
DEVICE_POSTURE_UNKNOWN,
DEVICE_POSTURE_CLOSED,
DEVICE_POSTURE_HALF_OPENED,
DEVICE_POSTURE_OPENED,
DEVICE_POSTURE_FLIPPED
})
@Retention(RetentionPolicy.SOURCE)
@interface DevicePostureInt {}
// NOTE: These constants **must** match those defined for Jetpack Sidecar. This is because we
// use the Device State -> Jetpack Posture map in DevicePostureControllerImpl to translate
// between the two.
int DEVICE_POSTURE_UNKNOWN = 0;
int DEVICE_POSTURE_CLOSED = 1;
int DEVICE_POSTURE_HALF_OPENED = 2;
int DEVICE_POSTURE_OPENED = 3;
int DEVICE_POSTURE_FLIPPED = 4;
int SUPPORTED_POSTURES_SIZE = DEVICE_POSTURE_FLIPPED + 1;
/** Return the current device posture. */
@DevicePostureInt int getDevicePosture();
/**
* String representation of DevicePostureInt.
*/
static String devicePostureToString(@DevicePostureInt int posture) {
switch (posture) {
case DEVICE_POSTURE_CLOSED:
return "DEVICE_POSTURE_CLOSED";
case DEVICE_POSTURE_HALF_OPENED:
return "DEVICE_POSTURE_HALF_OPENED";
case DEVICE_POSTURE_OPENED:
return "DEVICE_POSTURE_OPENED";
case DEVICE_POSTURE_FLIPPED:
return "DEVICE_POSTURE_FLIPPED";
case DEVICE_POSTURE_UNKNOWN:
return "DEVICE_POSTURE_UNKNOWN";
default:
return "UNSUPPORTED POSTURE posture=" + posture;
}
}
/** Callback to be notified about device posture changes. */
interface Callback {
/** Called when the posture changes. */
void onPostureChanged(@DevicePostureInt int posture);
}
}
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