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Migrate to Polaris

Version 2025-07 is the last API version to support React-based UI components. Later versions use web components, native UI elements with built-in accessibility, better performance, and consistent styling with Shopify's design system. Check out the migration guide to upgrade your extension.

Screen

The Screen component represents a screen in the navigation stack with full control over presentation, actions, and navigation lifecycle. Use it to create navigable screens with titles, loading states, and custom navigation behavior.

The component manages full-screen presentations with proper navigation stack integration, allowing extensions to push and pop screens as part of the POS navigation flow. It handles transitions, back button behavior, and safe area padding automatically, ensuring extensions provide native-feeling navigation experiences on both iOS and Android devices.

Screen components maintain scroll position across navigation operations where appropriate, allowing merchants to return to their previous location after viewing details or completing sub-tasks.


Configure the following properties on the Screen component.

string
required

The unique identifier used to identify this screen as a destination in the navigation stack.

Anchor to title
title
string
required

The title text of the screen that will be displayed in the UI header.

Anchor to isLoading
isLoading
boolean

A boolean that displays a loading indicator when true. Set this during asynchronous tasks and return to false when data becomes available.

Anchor to onNavigate
onNavigate
() => void

A callback function triggered when the screen is navigated to in the navigation stack.

Anchor to onNavigateBack
onNavigateBack
() => void

A callback function triggered when the user navigates back from this screen. Runs after the screen is unmounted.

Anchor to onReceiveParams
onReceiveParams
(params: any) => void

A callback function triggered when the navigation event completes with any passed parameters. Runs when screen is mounted (with undefined).

Anchor to overrideNavigateBack
overrideNavigateBack
() => void

A callback function that allows you to override the default back navigation action. Runs when the screen is mounted.

Anchor to presentation
presentation

The presentation configuration that dictates how the screen will be displayed when navigated to.

Anchor to secondaryAction
secondaryAction

The configuration for a secondary action button displayed on the screen header.


Anchor to Create a navigable screenCreate a navigable screen

Define screens within your navigation stack with full control over presentation and behavior. This example shows how to create Screen components with titles, actions, and proper navigation integration, handling transitions and back button behavior automatically.

Create a navigable screen

Define screens within your navigation stack with full control over presentation and behavior. This example shows how to create Screen components with titles, actions, and proper navigation integration, handling transitions and back button behavior automatically.

Create a navigable screen

import React from 'react'

import { Screen, Text, Navigator, reactExtension, Button, useApi } from '@shopify/ui-extensions-react/point-of-sale';

const Modal = () => {
const api = useApi<'pos.home.modal.render'>();

return (
<Navigator>
<Screen name="Home" title="Home">
<Text>Home screen</Text>
<Button title="Navigate to details" onPress={() => api.navigation.navigate('Details')} />
</Screen>
<Screen name="Details" title="Details">
<Text>Details screen</Text>
</Screen>
</Navigator>
)
}

export default reactExtension('pos.home.modal.render', () => <Modal />);
import {
extension,
Screen,
Navigator,
Text,
Button,
} from '@shopify/ui-extensions/point-of-sale';

export default extension('pos.home.modal.render', (root, api) => {
const homeScreen = root.createComponent(Screen, {
name: 'Home',
title: 'Home',
});

const homeText = root.createComponent(Text);
homeText.append('Home screen');
homeScreen.append(homeText);

const navigateButton = root.createComponent(Button, {
title: 'Navigate to details',
onPress: () => api.navigation.navigate('Details'),
});
homeScreen.append(navigateButton);

const detailsScreen = root.createComponent(Screen, {
name: 'Details',
title: 'Details',
});

const detailsText = root.createComponent(Text);
detailsText.append('Details screen');
detailsScreen.append(detailsText);

const navigator = root.createComponent(Navigator);
navigator.append(homeScreen);
navigator.append(detailsScreen);
root.append(navigator);
});

Anchor to Pass data between screensPass data between screens

Navigate to screens while passing data as parameters. This example demonstrates how to send information from one screen to another using navigation parameters, enabling contextual data flow through multi-step workflows.

Pass data between screens

import React, {useState} from 'react';

import {
Screen,
Text,
Navigator,
reactExtension,
Button,
useApi,
} from '@shopify/ui-extensions-react/point-of-sale';

const Modal = () => {
return (
<Navigator>
<HomeScreen />
<DetailsScreen />
</Navigator>
);
};

const HomeScreen = () => {
const api = useApi<'pos.home.modal.render'>();
return (
<Screen name="Home" title="Home">
<Text>Home screen</Text>
<Button
title="Navigate to details"
onPress={() => api.navigation.navigate('Details', {orderId: '123'})}
/>
</Screen>
);
};

const DetailsScreen = () => {
const [params, setParams] = useState<pos.home.modal.render>();

return (
<Screen
name="Details"
title="Details"
presentation={{sheet: true}}
onReceiveParams={setParams}
>
<Text>{`Order ID: ${params.orderId}`}</Text>
</Screen>
);
};

export default reactExtension('pos.home.modal.render', () => <Modal />);
import {
extension,
Screen,
Navigator,
Text,
Button,
} from '@shopify/ui-extensions/point-of-sale';

export default extension('pos.home.modal.render', (root, api) => {
const homeScreen = root.createComponent(Screen, {
name: 'Home',
title: 'Home',
});

const homeText = root.createComponent(Text);
homeText.append('Home screen');
homeScreen.append(homeText);

const navigateButton = root.createComponent(Button, {
title: 'Navigate to details',
onPress: () => api.navigation.navigate('Details', {orderId: '123'}),
});
homeScreen.append(navigateButton);

const detailsText = root.createComponent(Text);

const detailsScreen = root.createComponent(Screen, {
name: 'Details',
title: 'Details',
onReceiveParams: (params) => {
detailsText.replaceChildren(`Order ID: ${params.orderId}`);
},
});

detailsScreen.append(detailsText);

const navigator = root.createComponent(Navigator);
navigator.append(homeScreen);
navigator.append(detailsScreen);
root.append(navigator);
});

Anchor to Present a screen as a sheetPresent a screen as a sheet

Show a screen using sheet presentation style for modal-like interactions. This example demonstrates how to present screens as overlays that slide up from the bottom, useful for quick actions or secondary information without losing the parent screen context.

Present a screen as a sheet

import React from 'react'

import { Screen, Text, Navigator, reactExtension, Button, useApi } from '@shopify/ui-extensions-react/point-of-sale';

const Modal = () => {
const api = useApi<'pos.home.modal.render'>();

return (
<Navigator>
<Screen name="Home" title="Home">
<Text>Home screen</Text>
<Button title="Navigate to details" onPress={() => api.navigation.navigate('Details')} />
</Screen>
<Screen name="Details" title="Details" presentation={{sheet: true}}>
<Text>Details screen</Text>
</Screen>
</Navigator>
)
}

export default reactExtension('pos.home.modal.render', () => <Modal />);
import {
extension,
Screen,
Navigator,
Text,
Button,
} from '@shopify/ui-extensions/point-of-sale';

export default extension('pos.home.modal.render', (root, api) => {
const homeScreen = root.createComponent(Screen, {
name: 'Home',
title: 'Home',
});

const homeText = root.createComponent(Text);
homeText.append('Home screen');
homeScreen.append(homeText);

const navigateButton = root.createComponent(Button, {
title: 'Navigate to details',
onPress: () => api.navigation.navigate('Details'),
});
homeScreen.append(navigateButton);

const detailsScreen = root.createComponent(Screen, {
name: 'Details',
title: 'Details',
presentation: {sheet: true},
});

const detailsText = root.createComponent(Text);
detailsText.append('Details screen');
detailsScreen.append(detailsText);

const navigator = root.createComponent(Navigator);
navigator.append(homeScreen);
navigator.append(detailsScreen);
root.append(navigator);
});

  • Implement proper loading states: Use the isLoading property to provide visual feedback during async operations. Set it to true when starting data fetching or processing, and false when operations complete to maintain user awareness.
  • Handle navigation lifecycle appropriately: Use onNavigate for screen initialization, onNavigateBack for cleanup operations, and onReceiveParams for handling passed data. Proper lifecycle management ensures smooth transitions and data consistency.
  • Choose appropriate presentation styles: Use sheet presentation for focused tasks, modal-style interactions, or when you want to maintain context with the previous screen. Reserve standard presentation for primary navigation flows.
  • Design meaningful secondary actions: When adding secondary actions, use clear, action-oriented text and ensure the action is relevant to the current screen's content. Disable actions when they're not applicable using the isEnabled property.
  • Override back navigation judiciously: Use overrideNavigateBack only when you need to prevent data loss or handle unsaved changes. Most screens should use the default back navigation behavior to maintain consistent user expectations.

  • Screen components are designed for navigation stack contexts—they can't be used as general layout containers outside of navigation workflows.
  • Only one secondary action is supported for each screen to maintain clean header layouts that don't overwhelm the interface.
  • Screen presentation and styling are controlled by the POS navigation system—custom screen transitions or styling beyond the provided options aren't supported.
  • Navigation parameter handling is limited to the onReceiveParams callback—complex parameter validation or transformation requires custom implementation within the callback.

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