I am a complete noob to xamarin.How to force my app to use only cellular data ?
I have made an app that seemed perfect till I realized it crashes using cellular data but NOT using wi fi .Before any thing else I want to know how to tell my app to only use cellular data .Any answer...
View ArticleHow can I force a view to re-render, redraw, rebind?
The reason is because something in the viewmodel changes that requires the entire view to clear its contents and redraw all over. I cannot use "notifyPropertyChanged" in this instance as it is more...
View ArticleIs it possible to add control to the ?
Found a lot of similar Q's on this topic. But these answers are all 3,4 maybe 5 years old....Is there anything up to date that allows me to add the SearchBar control to the ToolbarItem that doesnt...
View ArticleInfo.plist key NSBluetoothPeripheralUsageDescription
Hello I have an app that can be used in a few ways. If a user does not want to connect to exterior devices, they can still use part of the app. It is my understanding with IOS you have to include the...
View ArticleAndroid "Back" button not working in AppShell project when called from 2nd...
I have created my first Xamarin Forms project with an AppShell template. The project has a QuizContentPage which takes a Quiz object and a QuestionNumber in its constructor, that tel; the page which...
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Issue with creating IPA file.
Hi, I follow the below steps for creating an IPA file. Selected the iOS project as the startup project. Select the Release | Device configuration in Visual Studio for Mac. From the Build menu, select...
View ArticleNeed some math help here.
Sadly Trig was never my strongest maths, and Age/Exhaustion is not helping one bit. I need the formula for taking two angles, A and B, then getting the angle between them. I need the angle of "Attack"...
View ArticleHow to auto turn on location service without popup
Hi, In the last discussion I am able to popup turn on device location dialog box in my application. But some cases I found user denies to turn on the location services. How can I turn on location...
View ArticleMultiselect Selected index passing parameter
Hi Techie, I have an issue to ListView Selected Item in MVVM and bind into API for CRUD operation
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Security audit report 4 insecures issues inside ipa
Hi, our app written with Xamarin.iOS 6.3 and XCode 8.3 was tested by a security check and 4 issues were found fobj-arc flag is not found App is not compiled with Automatic Reference Counting (ARC)...
View ArticleAnimation on xamarin forms using Lottie dont work!
Hi, anyone use the Lottie nugget to play animations on xamarin forms. I tested a simple example that dont run, just appear on android emulator a blank window. I install the Lottie nugets. Here is my...
View ArticleC# android BottomNavigationView select item programmatically
Hello, Using visual studio 2019 community how can i programmatically switch bottomnavigationview item? I try nav = view1.FindViewById(Resource.Id.navigation); View view_ =...
View ArticleHow to wait program till user allows the permission of location service
Hi, I am creating an application which is required location service. In the android MainActivity.cs I had written the code which display the popup location service. In the xamarin shared program...
View ArticleDelete On SwipeView Xamarin C#
Hey there, I want to delete item on swipeview through MVVM command. However, it doesn't seem to be liking what I have written. XAML: <ListView x:Name="favouritesListview" ItemsSource="{Binding...
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Problem with logging in Xamarin (Connect to Internet to proceed)
Hi everyone. Today I tried to build my app and sadly I was not able to log in into my Xamarin account because of this problem: I checked my internet connection and It was fine.
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Image switching (swipe) with ImageControl
Use Image Control to switch images when there are multiple images (Swipe) I want to do it.
View ArticleCapture panorama libraries
Do you know of any libraries that can assist in capturing a panorama, using the phone camera? I know only of the native DMD Panorama sdk (from dermandar), which I'm having trouble binding for Xamarin....
View ArticleIs MvvvmCross compatible with iOS's SceneDelegate? I get a black screen when...
I've searched this online, and so far can't find any article mentioning MvvmCross + SceneDelegate. In my SceneDelegate, I do the following: [Export("scene:willConnectToSession:options:")] public void...
View ArticlePrism access BindingContext from code behind
Hi, I need to dynamically build TableView from code behind as I can't achieve what I want with ListView (or any other component, complex scenario). I'm trying to access BindingContext after...
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How can I change cell value after binding in SfDataGrid? (similar as...
Dear, Sir or Madam, I am developing Xamarin Android app with Syncfusion controls. I got data from Ms-sql procedure then bound data in SfDataGrid. (Itemsource) I would like to modify display text after...
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