platform-guideline 1 linked patterns checked
Android Developers: App bars
Documents top and bottom app bars as containers for a title, core actions, and navigation controls, including small, center-aligned, medium, and large top app bar variants.
Read with a purpose
What this source can teach
Use this source to understand a platform convention and the setting it was designed for.
- Start with the original. Open the source and find the guidance or example relevant to your task.
- Trace the connection. Use the claim notes below to see how this site applies the source to specific patterns.
- Check the setting. Compare the source's platform, people, and constraints with your own decision.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Header / top app bar | Choose a header/top app bar when each screen needs a current title plus view-level actions such as search, share, edit, save, or overflow. | The title in the bar must match the rendered content or current route. | Android app bar guidance documents top app bars as containers for title, navigation items, and core action items. |
Comparisons supported by this source
- Header / top app bar vs global navigation vs bottom navigation
Android Compose app bar guidance supports title, navigation icon, and actions in top app bars.
Evidence Role
This source is treated as platform-guideline evidence. Its value comes from the specific claims and setting described above.
Publisher: Google Android Developers. Last checked: .