xamarin/Xamarin.Forms

Incorrect Layout Autosizing on Orientation Change on Pages from More Tab on iOS

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#2,647 opened on May 9, 2018

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e/4 :clock4:help wantedp/iOS 🍎t/bug :bug:up-for-grabs

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Description

Description

ContentPage layout doesn't autosize properly if in More tab after orientation change.

Steps to Reproduce

  1. Create blank Content Page with a background color
  2. Add enough pages to push them to the more tab in iOS.
  3. Open in page in portrait mode. Then rotate device, you will see a white space

Expected Behavior

Autosize properly when the device is rotated

Actual Behavior

Autosizes incorrectly when orientation changed.

Basic Information

  • Version with issue: 3.0.0 table
  • Last known good version:
  • IDE:
  • Platform Target Frameworks:
    • iOS: 11.3
    • Android: works fine on android
  • Nuget Packages:
  • Affected Devices: Test on iPhone SE/6

Screenshots

Page outside of More tab after orientation change snip20180509_2

Page inside of More tab after orientation change snip20180509_1

Contributor guide

Research direction
Investigate the iOS renderer for the TabbedPage's More tab and how layout is updated on orientation change. Focus on UIViewAutoresizingMask and layoutSubviews calls.
Tech stack
csharp
Domain
mobile
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Xamarin.FormsiOS development
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
50