•  Menu Add Android JAVA

Themes:

Theme.MaterialComponents.DayNight.DarkActionBar

menu.xml:

<?xml version="1.0" encoding="utf-8"?>

<menu xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:id="@+id/setting"

        android:title="Setting"/>

    <item android:id="@+id/logout"

        android:title="Logout"/>

</menu>

ManiActivity.java:

/////// menu start

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        MenuInflater inflater = getMenuInflater();

        inflater.inflate(R.menu.menu,menu);

        return super.onCreateOptionsMenu(menu);

    }

    @Override

    public boolean onOptionsItemSelected(@NonNull MenuItem item) {

        int itemId = item.getItemId();

        if (itemId==R.id.setting){

            Toast.makeText(this, "setting", Toast.LENGTH_SHORT).show();

        }

        else if (itemId==R.id.logout) {

            mAuth.signOut();

            Intent intent = new Intent(MainActivity.this, SignInActivity.class);

            startActivity(intent);

        }

        return true;

    }

    /////// menu end