DayNightStyle.java
/*
* Copyright (C) 2017 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 androidx.car.widget;
import static java.lang.annotation.RetentionPolicy.SOURCE;
import androidx.annotation.IntDef;
import java.lang.annotation.Retention;
/**
* Specifies how the system UI should respond to day/night mode events.
*/
@IntDef({
DayNightStyle.AUTO,
DayNightStyle.AUTO_INVERSE,
DayNightStyle.ALWAYS_LIGHT,
DayNightStyle.ALWAYS_DARK
})
@Retention(SOURCE)
public @interface DayNightStyle {
/**
* Sets the foreground color to be automatically changed based on day/night mode, assuming the
* app content background is light during the day and dark during the night.
*
* <p>This is the default behavior.
*/
int AUTO = 0;
/**
* Sets the foreground color to be automatically changed based on day/night mode, assuming the
* app content background is dark during the day and light during the night.
*/
int AUTO_INVERSE = 1;
/** Sets the color to be locked to a light variant during day and night. */
int ALWAYS_LIGHT = 2;
/** Sets the color to be locked ot a dark variant during day and night. */
int ALWAYS_DARK = 3;
}