xamarin/Xamarin.Forms
[Bug] On iOS, menu button of MasterDetailPage disappears when using NavigationPage's InsertPageBefore and PopToRootAsync
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#7,051 创建于 2019年8月2日
e/1 :clock1:hacktoberfest 🍻help wantedin-progressp/iOS 🍎t/bug :bug:up-for-grabs
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描述
Description
On iOS, when using a MasterDetailPage, the "menu" button disappears when using NavigationPage's InsertPageBefore and PopToRootAsync to switch Detail page. No issue on Android, the "menu" icon does not disappear. A workaround on iOS consists in creating a new NavigationPage when switching the Detail page, but it causes a flickering issue on Android.
Steps to Reproduce
- On iOS, create a MasterDetailPage. The Detail page should be a NavigationPage. Open the app, the menu button is displayed and the menu opens when the user clicks on the button.
- Switch the Detail page by using a combination of InsertPageBefore and PopToRootAsync on the NavigationPage. The menu button disappears.
Expected Behavior
The menu button should not disappear, since the app's MainPage is the same MasterDetailPage with the same Master and the same Detail's NavigationPage. On Android, the hamburger icon does not disappear.
Actual Behavior
The menu button disappears.
Basic Information
- Version with issue: XF 4.1
- Last known good version: I'm not sure it has ever worked
- IDE: VS 2019 16.2.0
- Platform Target Frameworks: iOS 12.4