The introduction of the Android UI Layout Constraint

Android Layout Constraint

Google to add layout constraint on the conference Google I / O

Android ConstraintLayout used to define the layout by setting limits for each view / widget child compared to other displays.

Note: Make sure you have a version of Android Studio and the latest SDK.

Configure Layout Constraint

Create a new blank project activities and add the following dependencies in the file  build.gradle :

implementation ''

Then click convert into ConstraintLayout.

Conversion to Layout Constraint

Using Layout Constraint

1- Drag and drop a TextView on the layout and specify constraints on him.

The use Layout Constraint
The use Layout Constraint

Note the Property inspector panel on the right side:

Property Inspector Layout Constraint

Symbols on the Layout Constraint

wrap Content

Wrap Content – It wraps the display to fill the content.

Any Size

Any Size – This is similar to Parent Match match.

fixed Size

Fixed Size – It allows us to set the width and height constant.

Other symbols

The inference engine creates obstacles in between all the elements in the layout. He tried to find and create the optimal connection based on various factors such as the position and size of widgets.

Source: Master Android (App)

Post Author: Study