Questions tagged xamarin.forms

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Xamarin Unit Testing Portable Bait and Switch error with Xamarin.Auth?

I have set up a TestProject in Visual Studio for Mac that references my Xamarin Forms project for testing the non-visual portions of my code. However I am getting the following error when I try to test a piece of my code that leverages Xamarin.Auth to access the keychain. System.NotImplementedException : Portable Bait And Switch […]

By GGizmos
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Categorised as Uncategorised Tagged , ,

Xamarin.Forms how open default email client on device?

In Xamarin.Forms if you want to open the device’s default browser by tapping a Label with a link, it’s simple as this: private void WebUrl_TapGestureRecognizer_Tapped(object sender, EventArgs e) { var label = sender as Label; string url = “http://” + label.Text; Device.OpenUri(new Uri(url)); } Is there a similarly simple way to open the device’s default […]

By PaxForce
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Categorised as Uncategorised Tagged , , ,

Display label text in uppercase using xaml in Xamarin.Forms

I have an username label and need to view this as uppercase but this should only relate to the UI. The data (string) should be saved in the db as actual case whatever it is. Could anyone tell me if there is anyway to convert it to uppercase without doing so through the code behind? […]

By Riyas
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Xamarin Forms: custom entry with inline tag support [closed]

I’m trying to build a XF app which will allow users to enter text and tag a list of places (similar to how you would tag someone on WhatsApp, Outlook app, or even Twitter’s hashtag). I’m still starting out with XF. Could anyone point me in the correct direction? The most I’ve found is the […]

By BeginnerCoder
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MvvmCross Xamarin.Forms Modal Dialogs

I’m just trying to make my first app with MvvmCross but I already encounter a problem for my app and can’t find anything on the web for that. I want to open a specific page as a modal dialog on supported devices (eg. iPads). For my non MvvmCross applications I do this with Rg.Plugin.Popup but […]

By Sebastian
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How feasible it is to change App icon of a Xamarin application based on certain notification statuses that it receives

I would like to know if there is any way that helps to change application launcher icon based on the notification status it receives using xamarin. Source: Xamarin.ios Questions

Xamarin Forms iOS status bar text color

I am unable to change the status bar text color of my Xamarin Forms iOS app to white. I have change in my info.plist as follow: <key>UIStatusBarStyle</key> <string>UIStatusBarStyleLightContent</string> <key>UIViewControllerBasedStatusBarAppearance</key> <false/> Yet the color still remain black.. Is there another way to change the status bar text color? Source: Xamarin.ios Questions

By Huby03
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Xamarin – Convert image to byte array

I use a media plugin to take or pick a photo from either an Android device or iOS device. I then want to tweet that image using LINQtoTwitter. In order to do that the image needs to be in the format bytes[]. How would I convert my image to bytes in order to upload? Code […]

By Bradley Jarvis
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Categorised as Uncategorised Tagged , , , ,

Capital Font for Label in Xamarin Forms Style Xaml

How can we set style for label in Xamarin forms to have all fonts in capital. For now I have style in App.xaml like the sample below. <ResourceDictionary> <Style x:Key=”WelcomeLabelStyle” TargetType=”Label”> <Setter Property=”FontFamily” Value=”Fira Sans Ultra Light” /> </Style> </ResourceDictionary> Source: Xamarin.ios Questions

By Mayank Shrivastava
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Akavache loss information on IOS

We are using Akavache on project, in Android everything works great but on iOS we had some issue that is if we save a key value in the cache like this: public async void Salvar(Login login) { await BlobCache.LocalMachine.InsertObject(“login”, login); } BlobCache will save without erros, if i stop the debug session, and start again […]

By Guilherme Waltricke
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Categorised as Uncategorised Tagged , ,
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