Courtesy: GitHub

Constraint Layout Samples

This repository contains a list of layouts that showcases the various features and usage of ConstraintLayout


  • Android Studio 2.3
  • Constaint Layout library 1.0.1

Getting Started

Import the project using Android Studio. Navigate to the app>res>layout> and open one of the layouts in the layout editor. This sample is best understood by seeing the constraints in the Design mode of the layout editor.


Constraint Set Example Advanced Chains Example


If you've found an error in this sample, please file an issue:

To learn more about ConstraintLayout checkout the Constraint Layout Training Guide

Patches are encouraged, and may be submitted by forking this project and submitting a pull request through GitHub. Please see for more details.


Copyright 2017 The Android Open Source Project, Inc.

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you 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

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.

compileSdkVersion 25

applicationId ""

minSdkVersion 19

targetSdkVersion 25

versionCode 1

versionName "1.0"

compile fileTree(dir: 'libs', include: ['*.jar'])

compile ''

testCompile 'junit:junit:4.12'

compile ''




An example activity that show cases the use of {@link ConstraintSet}. It starts out with a single ConstraintLayout which is then transitioned to a different ConstraintLayout using {@link ConstraintSet#applyTo(ConstraintLayout)}.

Whether to show an enlarged image

The ConstraintLayout that any changes are applied to.

The ConstraintSet to use for the normal initial state

ConstraintSet to be applied on the normal ConstraintLayout to make the Image bigger.