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/*
* 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.annotation;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.SOURCE;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
/**
* Denotes a {@link android.content.Context} that is tied to a {@link android.view.Display} and can
* be used to obtain one via {@link android.content.Context#getDisplay}, but <b>may not</b> be able
* to obtain {@link android.view.WindowManager}, {@link android.view.LayoutInflater} or
* {@link android.app.WallpaperManager} via
* {@link android.content.Context#getSystemService(String)}. If the UI services mentioned above are
* required, please use contexts which are marked as {@link UiContext}.
* <p>
* {@link android.app.Activity}, and the result of
* {@link android.content.Context#createWindowContext(int, android.os.Bundle)} or
* {@link android.content.Context#createDisplayContext(android.view.Display)} can be used where a
* {@link DisplayContext} is required.
* <p>
* This is a marker annotation and has no specific attributes.
*
* @see android.content.Context#getDisplay()
* @see android.content.Context#getSystemService(String)
* @see android.content.Context#getSystemService(Class)
* @see android.content.Context#createDisplayContext(Display)
* @see android.content.Context#createWindowContext(int, Bundle)
* @see UiContext
* @hide
*/
@Retention(SOURCE)
@Target({TYPE, METHOD, PARAMETER, FIELD})
public @interface DisplayContext {
}