Bug 60258 - Custom Picker with dummy (empty) renderer shows "0" in the list when ItemsSource is null on Android.
Summary: Custom Picker with dummy (empty) renderer shows "0" in the list when ItemsSou...
Alias: None
Product: Forms
Classification: Xamarin
Component: Android ()
Version: 2.4.0
Hardware: Macintosh Mac OS
: Normal normal
Target Milestone: ---
Assignee: Bugzilla
Depends on:
Reported: 2017-10-18 15:25 UTC by Evgeny Zborovsky
Modified: 2017-10-19 05:43 UTC (History)
2 users (show)

Tags: custom renderer, picker, itemssource, ac
Is this bug a regression?: ---
Last known good build:

Reproduction project (64.92 KB, application/zip)
2017-10-18 15:25 UTC, Evgeny Zborovsky
Problem illustration (2.28 MB, image/gif)
2017-10-18 15:26 UTC, Evgeny Zborovsky

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Description Evgeny Zborovsky 2017-10-18 15:25:30 UTC
Created attachment 25355 [details]
Reproduction project

Custom Picker with dummy (empty) renderer shows "0" in the list when ItemsSource is null on Android.
Using Xamarin.Forms
Reproduction project is attached, alternatively it is available on github: https://github.com/yuv4ik/Xamarin-Forms-Android-Picker-Bug.
Comment 1 Evgeny Zborovsky 2017-10-18 15:26:22 UTC
Created attachment 25356 [details]
Problem illustration
Comment 2 Evgeny Zborovsky 2017-10-19 05:43:50 UTC
As a workaround Renderer can be replaced by Effect:

This workaround can be applied only in simple cases.