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Express Help Radio Code Please
Hello How can I code correctly or run a radio code? Example Picture Attachment Thank you
View ArticleHow to place this effect in the ListView in Android and IOS?
Hello community, I need your help, I want to implement an effect in my ListView as instagram live chat, it's like a Fade effect at the end of ListView on Android and IOS platforms using Xamarin Forms,...
View ArticleStyle via idiom not working
Background: wanting to set a grid's rowdefinition and columndefinition height and width respectively via a style, with the setter using an idiom. Idea being grid rows and columns would be smaller on a...
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Xamarin.Forms: how to "center" vertically a label on itself for Android
I try to use a FontIcon to show an item through a customized Label. As the icon is wider than it is tall, I would like to adjust the height and the vertical alignement. However, I encounter a strange...
View ArticleBarcode Scanning with External Wire-Connected Barcode Scanner
Hi, I am looking for some good suggestions, articles, examples, explanations, .... how to do this. I am building an Xamarin Forms app supporting iOS, Android, and UWP apps running on tablets (possibly...
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Xamarin Forms (.NETStandard 2) iOS, Android, UWP Barcode Scanning - Bluetooth...
I am trying to implement barcode scanning with this scanner for our Xamarin.Forms app. Xamarin.Forms with .NET Standard 2.0 iOS, Android, UWP Motorola Symbol CS3000 bluetooth barcode scanner Anyone who...
View ArticleIntercept page leaving event
Basically I would like to ask the user, if he really wants to move away from the current page. How would I do that? I have a MasterDetailPage. Is there an event like the disappearing but before the...
View ArticleCannot use MailKit in Xamarin: System.NotSupportedException: No data is...
I am using MailKit in my Xamarin application. I have a mailsender class in my android project and on the line; public MimeMessage EmailMessage = new MimeMessage() I get the error message:...
View ArticleCould not load assembly 'Windows.Foundation.UniversalApiContract.winmd error
Hello everyone, I have a .netstandard 2.0 project with my DbContext and Repository that i'm use for my databases. But when I reference Entity Framework Core and my Database Project in my Xamarin.Forms...
View ArticleChange PackageName for Different Builds
I'm using Visual Studio for Mac and I have a Xamarin Forms 3.0 app. I'm trying to change the package name based on the build configuration for Android. Is it possible to do this without having a...
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Question about Xamarin Essentials’s GetLastKnownLocationAsync
Hi, @JamesMontemagno I have a question about Xamarin Essentials’s GetLastKnownLocationAsync I didn’t find more details about it on the docs For example, when to check for it? and when will it empty?...
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Help with rotation animation
I'm trying to add an animation to my forms app that looks a little like the following although not quite so sophisticated. I just want to flip the top layer over to reveal some information underneath,...
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Vertical listview problem!
Hi, guys!. so... I need to create a vertical listview with 3 options like this image!. A friend helped me a little bit!. but I do have some issue with 'SubViewText' when I use 'Frame' on 'SubViewText'...
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Adding Packages to Libraries used by Android, iOS, and UWP Head Projects
I am using Flurl.Http library (and BouncyCastle) in my Xamarin.Forms app I am building. I am using .NetStandard 2.0, VS for Mac 7.5.3 These 2 are added to a project library that is used by Android, IOS...
View ArticleAuto Complete using Xamarin Forms in C#
Hi, I am trying to create a AutoComplete Text Entry using Xamarin Forms. Can anybody help me in creating a custom renderer for the auto complete text field in C#. I am using MVVM concept.
View ArticleFirebase Notification Message doesn't work after closing app
I'm trying to test pushing notification from Firebase Cloud Messaging this working fine in debug mode but in Release mode or closing app doesn't work I Enabled Proguard and multidex but unforunatly it...
View ArticleXamarin Forms - Desenvolvendo um leitor de QR Code
Publiquei um artigo sobre como desenvolver um leitor QR Code com Xamarin Forms: https://t.co/pVKWgDW4Ck #Xamarin #xamarinforms #visualstudio
View ArticleHTTPClient Issue with System.ObjectDisposedException: Cannot access a...
I am using HTTPClient to post some data to a web service. It works fine until, I suspect that the payload is too large and I start getting this unhandled exception. Even so,it is only around 5mb or so....
View ArticleXamarin Forms Listview XAML- How to add a binding to a function ?
Hey guys , I have a model that contains a birthday(1993-01-03) and gender (M , F) public string bday { get; set; } public string gender { get; set; } I can use them in a listview xaml binding like this...
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