Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,324 questions
1 answer
One of the answers was accepted by the question author.
Shell Bottom Tab Bar Hide if set to True SetTabBarIsVisible
Hi I am facing issue on iOS devices if SetTabBarIsVisible="True" set on Xaml file then below tabbar is not visiable but same also work on Android devices. can anyone help on this. in previous page tabbar shell is hide when click on button then…
asked 2020-12-01T08:50:00.687+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Anonymous
accepted 2020-12-01T12:58:43.623+00:00
Anonymous
4 answers
Xamarin Forms CollectionView not showing on iPhone but on Android and Android simulator
Hello guys, I have a problem and a question regarding Xamarin.Forms and CollectionView. I implemented a CollectionView as a Main Menu and on Android it is working fine. But on my iPhone it is not showing the CollectionView. The ScrollView is…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(288, 66%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
1 answer
Why does using Voice Control when a Xamarin.Forms Picker is open result in the app terminating?
With a Xamarin.Forms Picker open on iOS (so the wheels are usable) when using the Voice Control accessibility option, the app is prone to crashing. A wide variety of spoken words or phrases will result in the app crashing, "Next", "Thank…
asked 2020-11-26T18:59:58.46+00:00
John Hardman
261
Reputation points
commented 2020-12-01T08:55:25.537+00:00
Cole Xia (Shanghai Wicresoft Co,.Ltd.)
6,751
Reputation points
0 answers
Xamarin on VS for Mac - iOS Build Fails with Error "resource-rules has been deprecated in Mac OS X >= 10.10!"
Hi! I'm trying to build my Xamarin iOS app on Mac and failing on an error related to a deprecated command line parameter. I tried targeting iphone 10, 11 and above but still failing on same error. I Updated NuGets to latest versions, also…
asked 2020-11-23T05:36:00.273+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(73.60000000000001, 0%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYT%3C/text%3E%3C/svg%3E)
Yuval Tirosh
1
Reputation point
commented 2020-12-01T06:21:54.737+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(51.2, 76%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENL%3C/text%3E%3C/svg%3E)
Nicole Lu-MSFT
96
Reputation points
1 answer
About continuous shooting method of camera application
With the code below, I started the camera app and took a picture, but once I took a picture, the app closed. What should I do when taking multiple shots? private async void OnImageClicked() { try { await…
asked 2020-11-30T23:03:09.217+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 53%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ET%3C/text%3E%3C/svg%3E)
TS44
81
Reputation points
answered 2020-12-01T05:15:27.637+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(310.4, 6%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELL%3C/text%3E%3C/svg%3E)
Leon Lu (Shanghai Wicresoft Co,.Ltd.)
71,836
Reputation points Microsoft Vendor
0 answers
I want get signle text value from WEB API in xamarin
i was tried like below in xamaring forms, pls. help public class ItemListClass { public string Item_Name { get; set; } public string Price { get; set; } public string Total { get; set; } } public async void saleItems_bind() { HttpClient…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(227.2, 68%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EW%3C/text%3E%3C/svg%3E)
1 answer
How to send a Xamarin iOS app to clients so that they can deploy it on their apple account
The client is asking us an unsigned xcarchive but it looks like it can't be produced with Xamarin. What's the suggested way to deploy a Xamarin iOS app to a client so that he can deploy it with his Apple account? The client is asking us to remove our…
asked 2020-11-27T15:27:42.33+00:00
Anonymous
commented 2020-11-30T17:09:11.937+00:00
Anonymous
2 answers
One of the answers was accepted by the question author.
How to resolve cannot convert from 'Foundation.NSObject[]' to 'Foundation.NSObject?' in iOS dependency service?
The following code is work-in-progress. Once working, the intention is that it can be used on iOS to set the accessibility order of controls on a Xamarin.Forms ContentPage using a dependency service. I am currently hitting two problems with this. The…
asked 2020-11-30T13:07:34.647+00:00
John Hardman
261
Reputation points
accepted 2020-11-30T15:56:17.11+00:00
John Hardman
261
Reputation points
1 answer
One of the answers was accepted by the question author.
Ad-hoc configuration not available in VS2019 iOS IPA or Bundle properties
I am following the tutorial at https://learn.microsoft.com/en-us/xamarin/ios/deploy-test/app-distribution/ad-hoc-distribution?tabs=windows In the intro, it says that Xamarin.iOS applications can be user-tested via ad hoc distribution, which is…
asked 2020-11-28T22:27:54.937+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(102.4, 71%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERT%3C/text%3E%3C/svg%3E)
Rich Temen
41
Reputation points
accepted 2020-11-30T13:20:17.54+00:00
Rich Temen
41
Reputation points
1 answer
Xamarin.Forms: UWP UI Binding errors that aren't real errors?
In my Xamarin.Forms app every ListView in UWP is rather slow in creating the cells, or entries, or rows, or whatever they're called. On Android and iOS the ListView scrolls as fast as you can make it go, but on UWP after a short fast scroll the list…
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,324 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,606 questions
asked 2020-11-26T10:34:50.107+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(108.80000000000001, 57.00000000000001%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EIN%3C/text%3E%3C/svg%3E)
it-neX
1
Reputation point
answered 2020-11-30T12:13:54.723+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(12.8, 71%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESD%3C/text%3E%3C/svg%3E)
Simon Dallmair
1
Reputation point
0 answers
Text to speech in spanish male in xamarin forms
Hello I need my xamarin forms application for android and ios to speak with a male voice in Spanish without using third party subscriptions since the customer does not want to pay for them, but is willing to pay if it is a tts (text to speech) for a…
asked 2020-11-26T23:12:38.767+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(9.6, 64%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAP%3C/text%3E%3C/svg%3E)
Adolfo Paniagua
1
Reputation point
commented 2020-11-30T09:32:36.103+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(12.8, 87%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
JarvanZhang
23,951
Reputation points
0 answers
Xamarin.iOS Crashes on iPad 14.2 - not iPhone 14.2 - with "SensorKit" Can't Be Found
This was working until I updated my iPad to 14.2. Now I get an error in my Xamarin.iOS app saying SensorKit can't be found. The Visual Studio debugger can't even connect to the app - it just sits there thinking it's waiting to connect. Any ideas? Is this…
asked 2020-11-29T14:51:54.12+00:00
Auri A. Rahimzadeh
1
Reputation point
commented 2020-11-30T08:50:56.687+00:00
Cole Xia (Shanghai Wicresoft Co,.Ltd.)
6,751
Reputation points
1 answer
One of the answers was accepted by the question author.
Menu expander like WhatsApp
I am creating an application that has a chat option, I want an option like WhatsApp that shows an expanded menu, I am thinking of doing it with the expander but I do not get the desired result, you also have to take into account that I use for the…
asked 2020-11-28T12:22:12.803+00:00
Ángel Rubén Valdeolmos Carmona
586
Reputation points
accepted 2020-11-30T08:06:16.603+00:00
Ángel Rubén Valdeolmos Carmona
586
Reputation points
0 answers
App Crashes On Launch After Not Being Opened For A Day
My Xamarin project runs a simple token identification check on launch, which is where I believe it is being held up. The odd part is that it only crashes after not being opened for an extended period of time, like after 24 hours. No error is shown and…
asked 2020-11-20T07:59:17.833+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 4%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EE%3C/text%3E%3C/svg%3E)
Ecco
1
Reputation point
commented 2020-11-30T07:46:02.797+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.)
71,836
Reputation points Microsoft Vendor
1 answer
Using VisualStateManager with ItemTemplateSelector
For my CollectionViews I often use ItemTemplateSelectors with ItemTemplates that are in different and separate XAML-Files as the actual Page with the CollectionView. But then I can not use the VisualStateManager because the "Selected"-State is…
asked 2020-11-27T15:07:24.213+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(38.4, 0%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHW%3C/text%3E%3C/svg%3E)
Hendrik Wittke
6
Reputation points
answered 2020-11-30T02:01:55.633+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.)
71,836
Reputation points Microsoft Vendor
0 answers
RadioButton does not work in Xamarin Forms
Here is my code snippet in a Xamarin xaml form: <StackLayout Grid.Row="5" Orientation="Horizontal"> <Label Text="Gender" FontSize="Small" /> <RadioButton…
asked 2020-11-29T22:20:49.723+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(105.60000000000001, 56.00000000000001%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESS%3C/text%3E%3C/svg%3E)
Sree Sundaram
1
Reputation point
commented 2020-11-29T23:00:52.597+00:00
Borisoprit
371
Reputation points
1 answer
One of the answers was accepted by the question author.
Text Color in an Android Custom Renderer
I am working on a CustomRenderer, which involves changing the text color of a TextView. In XAML, I could do this: android:textColor="@Anonymous /Black" However, in my CustomRenderer (which uses View/ViewRenderer as base classes), I get…
asked 2020-11-28T21:48:48.733+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(134.4, 12%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENS%3C/text%3E%3C/svg%3E)
Nathan Sokalski
4,126
Reputation points
accepted 2020-11-29T17:02:08.18+00:00
Nathan Sokalski
4,126
Reputation points
1 answer
One of the answers was accepted by the question author.
netstandard library with mac, uwp and wpf project in the same solution/build.
I'm making a multiplatform netstandard library which has Mac, Android, WPF and UWP projects. I've tried adding the WPF and UWP projects to Visual Studio Mac, but i receive the warning "this project type is not supported by visual studio mac". I…
asked 2020-11-25T13:14:13.063+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(252.8, 85%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EN%3C/text%3E%3C/svg%3E)
noobsoftware
251
Reputation points
accepted 2020-11-27T16:28:58.857+00:00
noobsoftware
251
Reputation points
0 answers
Any advice on implementing accessibility for Xamarin.Forms ListView?
When using VoiceOver on iOS to interact with Xamarin.Forms (4.8) ListViews, the user experience is pretty poor. For example, when ViewCells contain Labels that have the iOS UIAccessibilityTrait.Header trait specified, using the Rotor and swipe up/down to…
asked 2020-11-27T14:18:44.443+00:00
John Hardman
261
Reputation points
asked 2020-11-27T14:18:44.443+00:00
John Hardman
261
Reputation points
1 answer
AOT or Obfuscate XF android app?
Hello, I'm going through the throws of obfuscating my XF app. The actual Android project does not really need obfuscating but the Shared project does. If I set "AotAssemblies>true</AotAssemblies" in the android .csproj, does this…
asked 2020-11-26T13:11:24.463+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(259.20000000000005, 99%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EL%3C/text%3E%3C/svg%3E)
LMiles
6
Reputation points
answered 2020-11-27T09:19:03.673+00:00
JessieZhang-MSFT
7,706
Reputation points Microsoft Vendor