A Note About Push Notifications
I aim to be the knight in shining armor with this post... For the last 5 days, I have worked 8 hours a day in order to solve why Xamarin was rejecting push notifications from external services such as...
View ArticleLoad a FileImageSource from an embedded resource
The XAML Button has an Image property which can be loaded with an image bundled with each OS version. This is not helpful for cross-platform development with hundreds of images. Can this image be...
View ArticleOpening solution in VS2015 results in project loading errors: Unknown Tools...
I receive an error for each project that's in my solution when I attempt to open my solution that was created in VS2015. For each project I receive the error: Unknown Tools Version '14.0' I am using...
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Can't download and open local PDF file on Android tablet device using Xamarin...
Hi, I am trying to write a test app in debug mode using the dependency service from Xamarin.forms to download a PDF file from the internet onto my app's special folder on my Lenovo Android tablet...
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Can you have dynamic cell heights with either the ListView or TableView views?
Can you have dynamic cell heights with either the ListView or TableView views?
View ArticlePLEASE remove Starter edition!
Starter utterly worthless. You can't do anything with Starter. I tried "getting a taste" (per the website) of Xamarin.Forms and low and behold upon running the app, I get the "Your app is using native...
View ArticleMasterDetailPage in NagigationPage
Has anyone realized that a MasterDetailPage cannot be launched as a NavigationPage after moving the app to Unified API with the latest stable Xamarin Forms? Basically this code doesn't work anymore...
View ArticleDisabled button color
I changed background color of a button and noticed that when button is disabled (IsEnabled=False) the button is not changed at all and looks same as enabled button. Then I decided to use triggers to...
View ArticleAccess the camera does not work - Error - " Only one operation can be active...
Hello, i've make a simple app with xamarin.forms that access to photo camera or take picture. I've used the service of Xamarin-Forms-Labs , iv've configurated all, ioc... ecc.. but when i use the...
View ArticleCan't add System.Timers as an assembly reference for CarouselLayout?
I'm trying to use CarouselLayout from this source but when I copy some of the code into my Xamarin.Forms project, I can't seem to get a reference to System.Timers that's needed in CarouselLayout...
View ArticleBinding to call a method of the binding class from a button.
Hey, So i have a View that i have bound to a List of Timer objects called Timers (custom class i have made), and in the view i have added a start and remove button. when a user clicks start i want them...
View ArticleXamarin.Forms + UIDocumentInteractionController.PresentOpenInMenu
I need to open a file in a different app. For this I used PresentOpenInMenu in my old Xamarin iOS app which I now want to port to Xamarin.Forms. Unfortunately the other app does not open. My code looks...
View ArticleNeed to add one content page into second page stack layout
Hi, I have put one content page ( Let's assume it as first page ) with some controls, and then i will put one more new content page with one stack layout. Here can we able to add the first content page...
View ArticleDisplaying Placeholder text on a DatePicker - Can't get this to work
I followed the renderer here: https://forums.xamarin.com/discussion/35792/crash-in-custom-renderer-on-ios However, the text is never displayed and the datepicker always shows todays date when...
View ArticleApp Suspended after Async Call
Hi. I am using MS Http Client in Xamarin Forms App. If I call any async method from my ViewModel (for example HttpClient.GetAsync()) before page view all working good. But if I same call after Page...
View ArticleSystem.Net.Http not found
Visual Studio 2015 Xamarin 3.9.289 Xamarin.Android 4.20.0.34 I have a basic almost hello world type app that is making a rest call with basic authentication. This is the most relevant error message I...
View ArticleKilling a shared application
I want the user of my shared (Android/IOS) application to be able to download an entire (updated) SQLite database for their app (rather than updating individual records one-by-one). To this end, I can...
View ArticleActivity vs Application
Whats the difference b/w using Activity vs Application in Xamarin? Why would one want to use one approach over another? For example, when I create a new Xamarin Form project in VS I get the follow:...
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