Membuat Popup Menu di Android Studio

 

menu_popup.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
    <item
        android:id="@+id/action_1"
        android:title="menu 1"/>
    <item
        android:id="@+id/action_2"
        android:title="menu 2"/>
    <item
        android:id="@+id/action_3"
        android:title="menu 3"/>
</menu>

MainActivity.java

public class MainActivity extends AppCompatActivity {

    private ImageView imgMore;

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

        imgMore = findViewById(R.id.imgMore);
        imgMore.setOnClickListener(v -> {
            PopupMenu popupMenu = new PopupMenu(MainActivity.this, imgMore);
            popupMenu.inflate(R.menu.menu_popup);
            popupMenu.setOnMenuItemClickListener(item -> {
                switch (item.getItemId()) {
                    case  R.id.action_1:
                        Toast.makeText(this, "Menu 1", Toast.LENGTH_SHORT).show();
                        return true;
                    case  R.id.action_2:
                        Toast.makeText(this, "Menu 2", Toast.LENGTH_SHORT).show();
                        return true;
                    case  R.id.action_3:
                        Toast.makeText(this, "Menu 3", Toast.LENGTH_SHORT).show();
                        return true;
                    default:
                        return false;
                }
            });
            popupMenu.show();
        });
    }
}

Video tutorial