app.py

import kivy
from kivy.app import App
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.label import Label
from kivy.uix.button import Button
from kivy.uix.screenmanager import ScreenManager, Screen

kivy.require('2.1.0')  # Replace with the version of Kivy you have

class HomeScreen(Screen):
    def __init__(self, **kwargs):
        super().__init__(**kwargs)
        layout = BoxLayout(orientation='vertical')
        layout.add_widget(Label(text='Welcome to Queen\'s Jewels', font_size=24))
        btn_products = Button(text='View Products', size_hint=(1, 0.2))
        btn_products.bind(on_press=self.go_to_products)
        layout.add_widget(btn_products)
        self.add_widget(layout)

    def go_to_products(self, instance):
        self.manager.current = 'products'

class ProductScreen(Screen):
    def __init__(self, **kwargs):
        super().__init__(**kwargs)
        layout = BoxLayout(orientation='vertical')
        layout.add_widget(Label(text='Product List', font_size=24))
        # Add more widgets for products here
        btn_back = Button(text='Back to Home', size_hint=(1, 0.2))
        btn_back.bind(on_press=self.go_to_home)
        layout.add_widget(btn_back)
        self.add_widget(layout)

    def go_to_home(self, instance):
        self.manager.current = 'home'

class QueenJewelsApp(App):
    def build(self):
        sm = ScreenManager()
        sm.add_widget(HomeScreen(name='home'))
        sm.add_widget(ProductScreen(name='products'))
        return sm

if __name__ == '__main__':
    QueenJewelsApp().run()