Google Map's on android
Dear All i am using google maps in android app.what is the replacement of this statment is android.this statment is from xamarin.Forms. var region = googleMap.VisibleRegion; var center = region.Center;...
View ArticleWebRedirectAuthenticator not working
Hi, After i have migrated my project to NetStandard PCL, I am using Xamarin.Auth for Login and calling the method like var authenticator = new WebRedirectAuthenticator(new Uri(authURL), new...
View ArticleHow to get more objects in a Grid when a TapGestureRecognizer occurs?
Hi Im facing with this: I have a 1x4 grid and each row_column Im using one image with TapGestureRecognizer and one label. Label[] myLabel = new Label[4]; Image[] myImage = new Image[4];...
View ArticlePlease stop breaking things
Xamarin development...please stop breaking things. Every single time I have to upgrade Forms, or really anything, I cringe at the thought of hours upon hours of debugging to solve problems that didn't...
View ArticleUpdate ViewModel on form's OnAppearing() event
I have a form like below: <?xml version="1.0" encoding="utf-8" ?> <ContentPage xmlns="http://xamarin.com/schemas/2014/forms" xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"...
View ArticleReceive push notification when app closed or background.
Hello. I can't receive push notification on iphone when app closed (Killed by user) or backgroud, but works when app is open. Show notification but i dont know what method call. What method is called?...
View ArticleHow to solve HttpRequestException while calling HttpClient PostAsync method...
Hi, We are working on a chat app in xamarin ios native app and we want upload a image to server using HttpClient PostAsync() method, but its throw exception like "System.Net.Http.HttpRequestException:...
View ArticleI want to implement OnClicked/Tap Gesture Gesture to make Phone Call
I want to create a label that when onclicked it will call a method. Is this possible? Reading about using ICommand, but it seems limited to TextCell/ImageCell, Button and Toolbar Item.
View ArticleHow to register new users in firebase using xamarin forms ?
Hello everyone, i am working on a cross platform app in xamarin forms. I am using firebase in this app. I want to use signUp feature to register new users in firebase. There's option available for...
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Property Default value issue
Hi, I am Ted. When I create a custom control, let say "TedCalendar": public partial class C1Calendar : UIView, IComponent I add a property: [Export("IsAnimated"), Browsable(true), DefaultValue(true)]...
View ArticleMap changes
1. Don't move Map by default to Rome Current Map implementation moves map to Rome by default (albeit Rome, Italy is a cool city), but many times you want to move it to a different and specific...
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WHy my app starting crashing?! :(
Just before lunch my Android app in my .NET Standard Xamarin Forms was working After lunch without any changes it's crashing I am getting this error: Java.Lang.NullPointerException: Attempt to invoke...
View ArticleXamarin.Forms.Maps centers to Rome before spanning to desired region
My map in XAML: <maps:Map x:Name="PSMap" IsShowingUser="true" MapType="Street" /> I then use onAppearing: protected override async void OnAppearing() { base.OnAppearing(); I also use MoveToRegion...
View ArticleThe name 'InitializeComponent' does not exist in the current context
This is really strange and inconsistent. Sometimes it runs fine and sometimes I get the following error 'The name 'InitializeComponent' does not exist in the current context' There is absolutely no...
View ArticleIcon errors delivering app through Application Loader
Hi, I'm trying to deliver my app(Made using Xamarin, Visual Studio) through Application Loader, but I keep getting the same 4 errors (and 2 warnings). I get the following: ERROR ITMS-90713: "Missing...
View ArticleInvisible back button?
www. yo ut ube .co m/watch?v=hRW bExUc0Ww Hi, I created a navigation controller exactly the same as the above video, unfortunately I having this issue of an invisible back button.. tapping on it brings...
View ArticleAdding elements to a ListView in background
Hello. I have to charge a large number of rows from a sqlite database table in my ListView (i'm using ado.net library), and I would like to do the process in a background thread without blocking the...
View ArticleBest way to include welcome text / license file / localize the installer title
Hi All, I've recently upgrade a macOS application that I maintain to build via MSBuild and am having a little trouble including localized license files, localized welcome text, and a localized...
View ArticleEnable Autolayout diagnosis messages in debug output
Autolayout diagnosis messages do not appear in the output window of Visual Studio for Mac when developing a Xamarin.Mac application. 2018-07-11 15:25:37.278996+0200 test[2765:830514] [Layout] Unable to...
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