public class

VideoSurfaceView

extends SurfaceView

 java.lang.Object

↳SurfaceView

↳androidx.leanback.widget.VideoSurfaceView

Gradle dependencies

compile group: 'androidx.leanback', name: 'leanback', version: '1.2.0-alpha04'

  • groupId: androidx.leanback
  • artifactId: leanback
  • version: 1.2.0-alpha04

Artifact androidx.leanback:leanback:1.2.0-alpha04 it located at Google repository (https://maven.google.com/)

Androidx artifact mapping:

androidx.leanback:leanback com.android.support:leanback-v17

Androidx class mapping:

androidx.leanback.widget.VideoSurfaceView android.support.v17.leanback.widget.VideoSurfaceView

Overview

Activity transition will change transitionVisibility multiple times even the view is not running transition, which causes visual flickering during activity return transition. This class disables setTransitionVisibility() to avoid the problem.

Summary

Constructors
publicVideoSurfaceView(Context context)

publicVideoSurfaceView(Context context, AttributeSet attrs)

publicVideoSurfaceView(Context context, AttributeSet attrs, int defStyleAttr)

Methods
public voidsetTransitionVisibility(int visibility)

Overrides hidden method View.setTransitionVisibility() to disable visibility changes in activity transition.

from java.lang.Objectclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructors

public VideoSurfaceView(Context context)

public VideoSurfaceView(Context context, AttributeSet attrs)

public VideoSurfaceView(Context context, AttributeSet attrs, int defStyleAttr)

Methods

public void setTransitionVisibility(int visibility)

Overrides hidden method View.setTransitionVisibility() to disable visibility changes in activity transition.

Source

/*
 * 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.leanback.widget;

import android.content.Context;
import android.util.AttributeSet;
import android.view.SurfaceView;

import androidx.annotation.RestrictTo;

/**
 * Activity transition will change transitionVisibility multiple times even the view is not
 * running transition, which causes visual flickering during activity return transition.
 * This class disables setTransitionVisibility() to avoid the problem.
 */
@RestrictTo(RestrictTo.Scope.LIBRARY)
public class VideoSurfaceView extends SurfaceView {

    public VideoSurfaceView(Context context) {
        super(context);
    }

    public VideoSurfaceView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public VideoSurfaceView(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
    }

    /**
     * Overrides hidden method View.setTransitionVisibility() to disable visibility changes
     * in activity transition.
     */
    @Override
    public void setTransitionVisibility(int visibility) {
    }

}