---
title: "Android PDF events and notifications | Nutrient SDK"
canonical_url: "https://www.nutrient.io/guides/android/events-and-notifications/"
md_url: "https://www.nutrient.io/guides/android/events-and-notifications.md"
last_updated: "2026-05-25T09:22:39.127Z"
description: "Unlock the secrets of Android events and notifications with our comprehensive guide. Elevate your knowledge and optimize your app's performance today!"
---

# Events and notifications

Listen for events and notifications to trigger workflows and automations or to customize behavior.

## Key capabilities

- **Viewer** — Hook into page changes, document loading, and more

- **Annotation** — Listen for changes originating from the UI or server

- **Forms** — Trigger actions in sync with form field inputs

- **Text selection** — Retrieve text or subscribe to change events

- **Events** — Hook into events that dispatch whenever an action occurs

- **Analytics** — Collect data based on user activity

## Guides for events and notifications

**[Viewer events](https://www.nutrient.io/guides/android/miscellaneous/document-listeners.md)**\
How to hook into document loading events, page changes, and more

**[Annotation events](https://www.nutrient.io/guides/android/events-and-notifications/annotation.md)**\
Learn about the events dispatched for annotation changes

**[Form events](https://www.nutrient.io/guides/android/events-and-notifications/forms.md)**\
How to detect user input in form fields

**[Text selection events](https://www.nutrient.io/guides/android/events-and-notifications/text-selection.md)**\
How to retrieve selected text and text located within a selection range

**[Analytics](https://www.nutrient.io/guides/android/features/analytics.md)**\
How to collect usage data based on a user’s activity

**[Events](https://www.nutrient.io/guides/android/events-and-notifications/events.md)**\
Learn about the events that are dispatched every time an action occurs

**Call to Action**

Start your free trial for unlimited access and expert support.

[Learn More](https://www.nutrient.io/sdk/android/getting-started.md)
---

## Related pages

- [Analytics events](/guides/android/events-and-notifications/events.md)
- [Analytics](/guides/android/features/analytics.md)
- [Annotation events and notifications](/guides/android/events-and-notifications/annotation.md)
- [Understand PDF form events in Android SDK](/guides/android/events-and-notifications/forms.md)
- [PDF viewer events](/guides/android/miscellaneous/document-listeners.md)
- [Text selection events and notifications](/guides/android/events-and-notifications/text-selection.md)