How to display and set click event on Back Arrow on Toolbar?

Question

How can I set back arrow in Android toolbar and also apply click listener?

Answer 1

Very simple code. Add inside onCreateView() method of activity

To display icon

        Toolbar toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        getSupportActionBar().setDisplayShowTitleEnabled(false);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

and to add click listener

 toolbar.setNavigationOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
               // Put your click logic here
            }
        });