Questions tagged as 'xamarin.android'

Tagged questions
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Problem opening Xamarin connection with MySql

I'm a beginner in Xamarin , and I'm having a hard time connecting to MySql . I'm trying to use a simple connection just to test, but it returns an error when I click connect. Unhandled Exception: System.TypeInitializationException...
asked by 08.02.2018 / 18:55
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AlarmManager Schedule a task during the week

Hello, I want to schedule an sql task to run in the background of my application, in which task it has to start on Tuesday and be run every hour until the task returns data, then the application sends a notification to the user and stops the tas...
asked by 01.02.2018 / 17:07
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Exception when trying to run SetOn implements from the MediaPlayer Xamarin API

When I run my Xamarin Forms application with the MediaPlayer API of the error and the program stops running from these lines below; player.SetOnBufferingUpdateListener (this); player.SetOnCompletionListener (this); player.SetOnErro...
asked by 24.01.2018 / 01:37
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Setting Permissions on Xamarin.Forms.Maps

I'm trying to make a call that will use a map and should pick up the current location and plot a route to the destination location. The problem is that I can not configure the permissions to access the device information, even though I put the p...
asked by 28.01.2018 / 01:50
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I can not change the layout when I open the keyboard

I'm trying to "shrink" the layout when I open the keyboard, but I'm not getting it, it's inside a ScrollView and I noticed that it ignores the free space below the views (but there are no views) which is above them (here showing the layou...
asked by 02.12.2017 / 22:07
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Xamarin Forms MVVM Binding Listview

I want to create a list of users, but I am not able to perform the binding, the data is not displayed. If the Here is my structure: UserList.xaml: <?xml version="1.0" encoding="utf-8" ?> <ContentPage xmlns="http://xamarin.com/schem...
asked by 28.11.2017 / 19:58
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How to use Android.Hardware.Camera2 in Xamarin

I'm having some difficulty understanding how to use it    Android.Hardware.Camera2; How the OpenCamera () method works and what goes in as a parameter in AvailabilityCallback. Can someone help me? if (Android.OS.Build.VERSION.SdkInt...
asked by 16.11.2017 / 13:15
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Doubts getting the value of a radioGroup to send in an email

Hello, in my code I have 4 RadioGroups and I will pass the value of them in an email. So far so good, but in my code I can not (I do not know how to do) send only the text of the RadioGroup that was selected. Currently I'm kind of forcing the...
asked by 23.10.2017 / 16:11
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Problem with APK Size Generated by Visual Studio

I am using the latest version of Visual Studio Community 2017, and when I generate the apk, it is getting mega 90. I have already made several changes and I did not get results. It is a simple project with few classes and features, a maximum of...
asked by 19.10.2017 / 00:35
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How to test my application made in Xamarin in the Visual Studio emulator?

I made a mobile android app using Xamarin and tested it normally, I made some modifications and when I was compiling again, the visual studio emulator remained with the old version, making me unable to test my application. With this I uninstalle...
asked by 11.08.2017 / 02:17