How to programmatically display back arrow on toolbar in android

In this android programming source code example, we are going to programmatically display back arrow on toolbar in android.

Below is a step by step source code to programmatically display back arrow on toolbar in android.

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    tools:context=".toolbar.Toolbar5">

    <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar_top"
        android:layout_height="wrap_content"
        android:layout_width="match_parent"
        android:minHeight="?attr/actionBarSize"
        android:background="@color/colorAccent"
        app:popupTheme="@style/AppTheme.PopupOverlay"  >

    </android.support.v7.widget.Toolbar>

</android.support.design.widget.CoordinatorLayout>

MainActivity.java

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;

public class Toolbar5 extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_toolbar5);

        Toolbar toolbar = findViewById(R.id.toolbar_top);
        toolbar.setTitle("Display Home Button");
        setSupportActionBar(toolbar);
        getSupportActionBar();
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    }
}

If you have any question or suggestions kindly use the comment box or you can contact us directly through our contact page below.

 

Add a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.

50% Discounts On Projects

Do you have a custom project with a clear requirements, we are currently giving a 50% discount on all projects.

We will work with you to ensure we deliver what you need.

If you have questions or want to chat with us, you can reach us on Skype (henry.tochi)

Languages and technologies we use - Java, Kotlin, Laravel, Vue, React, Flutter, Swift and more.