mozilla-mobile/firefox-ios

Wallpaper on homepage moves with bottom URL bar being focused

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#25,205 opened on Mar 10, 2025

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Bug 🐞Contributor OKGood first issue

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Description

:page_facing_up: Description

Steps to reproduce

  1. Have the toolbar at the bottom and a wallpaper on your homepage.
  2. Open the homepage and click on the URL bar to enter focus mode.

Expected behavior

The wallpaper does not move when we enter focus mode

Actual behavior

The wallpaper moves when we enter focus mode

Device & build information

  • Device: IPhone 15 Pro
  • Build version: 51018
  • First seen version: 135.2 but been there for some versions I think

*# *## Notes Attachments:

https://github.com/user-attachments/assets/2d3ad098-8364-4d0e-b8a8-3c82363bcf95

Make sure to check also for the new home page.

:information_source: Reference Person

@FilippoZazzeroni

┆Issue is synchronized with this Jira Task

Contributor guide

Research direction
Look for the UI code that animates the wallpaper when the URL bar gains focus. Check the HomepageViewController or similar for layout changes triggered by focus. Identify the constraint or transform that causes movement.
Tech stack
swift
Domain
mobile
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Xcode
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60