// popup_menu.xml
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">
    
        <item android:id="@+id/item1"
            android:title="Apple"/>
    
        <item android:id="@+id/item2"
            android:title="Orange"/>
    
       <item android:id="@+id/item3"
           android:title="Banana"/>
       <item android:id="@+id/item4"
           android:title="Grapes"/>
   
       <item android:id="@+id/item5"
           android:title="Mango"/>
   
       <item android:id="@+id/item6"
           android:title="Lichi"/>
</menu>


// activity_pop_up_menu_example.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        tools:context=".PopUpMenuExample"
        android:padding="16dp"
        android:gravity="center">
    
       <Button
           android:id="@+id/show_popup"
           android:layout_width="match_parent"
           android:layout_height="wrap_content"
           android:text="Show Popup"
           android:textColor="@color/colorWhite"
           android:background="@color/colorPrimaryDark"
           />
   
</LinearLayout>


                                    
                                  

                                    
                                        package com.example.widgets;

import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.PopupMenu;
import android.widget.Toast;

public class PopUpMenuExample extends AppCompatActivity {

    Button button;

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

        button = findViewById(R.id.show_popup);

        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                PopupMenu popupMenu = new PopupMenu(getApplicationContext(), button);
                popupMenu.inflate(R.menu.popup_menu);
                popupMenu.show();
                popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
                    @Override
                    public boolean onMenuItemClick(MenuItem item) {
                        switch (item.getItemId()) {
                            case R.id.item1:
                                Toast.makeText(getApplicationContext(), "Apple clicked", Toast.LENGTH_SHORT).show();
                                return true;
                            case R.id.item2:
                                Toast.makeText(getApplicationContext(), "Orange clicked", Toast.LENGTH_SHORT).show();
                                return true;
                            case R.id.item3:
                                Toast.makeText(getApplicationContext(), "Banana clicked", Toast.LENGTH_SHORT).show();
                                return true;
                            case R.id.item4:
                                Toast.makeText(getApplicationContext(), "Grapes clicked", Toast.LENGTH_SHORT).show();
                                return true;
                            case R.id.item5:
                                Toast.makeText(getApplicationContext(), "Mango clicked", Toast.LENGTH_SHORT).show();
                                return true;
                            case R.id.item6:
                                Toast.makeText(getApplicationContext(), "Lichi clicked", Toast.LENGTH_SHORT).show();
                                return true;
                            default:
                                return false;
                        }
                    }
                });
            }
        });
    }
}

                                    
                                  

                                    
                                        package com.example.widgets

import android.os.Bundle
import android.view.MenuItem
import android.view.View
import android.widget.Button
import android.widget.PopupMenu
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity

class PopUpMenuExample : AppCompatActivity() {

    private lateinit var button: Button

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_pop_up_menu_example)

        button = findViewById(R.id.show_popup)

        button.setOnClickListener {
            val popupMenu = PopupMenu(applicationContext, button)
            popupMenu.inflate(R.menu.popup_menu)
            popupMenu.show()
            popupMenu.setOnMenuItemClickListener { item ->
                when (item.itemId) {
                    R.id.item1 -> {
                        Toast.makeText(applicationContext, "Apple clicked", Toast.LENGTH_SHORT).show()
                        true
                    }
                    R.id.item2 -> {
                        Toast.makeText(applicationContext, "Orange clicked", Toast.LENGTH_SHORT).show()
                        true
                    }
                    R.id.item3 -> {
                        Toast.makeText(applicationContext, "Banana clicked", Toast.LENGTH_SHORT).show()
                        true
                    }
                    R.id.item4 -> {
                        Toast.makeText(applicationContext, "Grapes clicked", Toast.LENGTH_SHORT).show()
                        true
                    }
                    R.id.item5 -> {
                        Toast.makeText(applicationContext, "Mango clicked", Toast.LENGTH_SHORT).show()
                        true
                    }
                    R.id.item6 -> {
                        Toast.makeText(applicationContext, "Lichi clicked", Toast.LENGTH_SHORT).show()
                        true
                    }
                    else -> false
                }
            }
        }
    }
}