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How do I get the height and width of the Android Navigation Bar programmatically?

This example demonstrates how do I get the height and width of the android navigation bar programmatically.

Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.

Step 2 − Add the following code to res/layout/activity_main.xml.

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
   android:text="Android Navigation Bar Height and Width"
   android:textStyle="bold" />
   android:textStyle="bold" />

Step 3 − Add the following code to src/MainActivity.java

import androidx.appcompat.app.AppCompatActivity;
import android.content.res.Resources;
import android.os.Bundle;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity {
   protected void onCreate(Bundle savedInstanceState) {
      TextView textView = findViewById(R.id.textView);
      Resources resources = getApplicationContext().getResources();
      int resourceId = resources.getIdentifier("navigation_bar_height", "dimen", "android");
      if (resourceId > 0) {

Step 4 − Add the following code to androidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
      <activity android:name=".MainActivity">
            <action android:name="android.intent.action.MAIN" />
            <category android:name="android.intent.category.LAUNCHER" />

Let's try to run your application. I assume you have connected your actual Android Mobile device with your computer. To run the app from the android studio, open one of your project's activity files and click the Run Play Iconicon from the toolbar. Select your mobile device as an option and then check your mobile device which will display your default screen −