Make my app a device administrator
Hi I'm using these codes to male my application a device administrator, but its now working. My activity: protected override void OnCreate (Bundle bundle) { DevicePolicyManager devicePolicyManager =...
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Xamarin.Forms IOS Crash on start with System.NullReferenceException
Hey all, My app is crashing on Startup and I've gone through a lot of tinkering to get it to where it is. My app crashes when attempting to instantiate my PCL Forms App class in IO I've tried running...
View ArticleHow to tap "ALLOW" or "DENY" on the access pop up using UI tests?
I dont even know how to do this. I tried: app.Tap(c => c.Text("ALLOW")); app.Tap(c => c.Marked("ALLOW")); app.Tap(c => c.Button("ALLOW")); How to do this guys?
View ArticleProper way to iterate IGrouping for Search feature in Grouped ListView???
I recently implemented Groups in my ListView. Now, I need to make changes to my Search method in order to accommodate Groups. Here is what I have so far. This works, but it only yields one result. I...
View ArticleApp executing faster on iOS9 device than iOS10 device
We have a number of iOS devices from iPhone 5s to iPhone 7s and OS versions from 8.3 to 10.1. I am doing some performance tuning of a particular View in the app and I am finding that it consistently...
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ANNOUNCING: ComboBox and Floating Label Entry for iOS and Android
Hey folks, just wanted to let you all know that I've open sourced my Material Entry and AutoComplete (called ComboBox) today. Take a look and use it if you like. note: only for Android and iOS at the...
View ArticleRunning a UITest for iOS on Mac
Unfortunately all the videos on Channel 9 and YouTube demonstrating UITest usage only show running it on an Android device / emulator unless you deploy to Test Cloud. Is there any video available at...
View ArticleLaunching Xamarin Forms app from url/link
Hi Is there an easy way to launch my Xamarin Forms app from a custom link? Tks
View ArticleXamarin Live Player: Any Luck?
I'm super excited to use the Xamarin Live Player, but I've been trying to get the Xamarin Live Player working and have had no luck. I've installed the following: Visual Studio for Mac Alpha Release...
View ArticleStable Channel (and VS 2017): 15.2.3 Service Release
Please see https://releases.xamarin.com/stable-release-15-2-3-xamarin-vs-servicing-release/ for the details about this release. This release is now available in the Xamarin updater channels and as part...
View ArticleGoogle maps stopped working
Hello MyApp uses Google maps, everything was working, but now it only shows like a generic map from Rome As I just said, it was working, I have all the settings and permissions in place, like my api...
View ArticleBeta Channel (except VS 2017): 15.3 Feature Preview
Please see https://releases.xamarin.com/beta-release-15-3-preview-2/ for the details about this release, including the steps to update or downgrade as needed. Note that this Beta version is a smaller...
View ArticleDuplicate Managed Type Found: Android.Support.V4
Since upgrading my solution to Xamarin Forms 2.3.4.247, I'm experiencing this problem: Duplicate managed type found! Mappings between managed types and Java types must be unique. First Type:...
View ArticleHow validate a empty entry
**Hello, i have a entry ** And i have the follow code for get a codebar but i delete all data of entry and the doesnt validate the empty entry, this show a error. public string EAN { set { if (barCode...
View ArticleI need to estimate the correct estimation to develop.
Hello How are you? I would like to estimate the xamarin.forms app development schedule correctly. How long it will take to develop Xamarin forms 4~5 screens? And how long it takes to do 4~5 Xaml design...
View Articlehow to populate a webview directly with a local html file ?
I did what is explained here: https://developer.xamarin.com/guides/xamarin-forms/working-with/webview/ I wrote this code which works well: { public interface IBaseUrl { string Get(); } public class...
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SpecFlow C# - Performing an action (screenshot) when a specific step fails
I know how to take a screenshot. I also know how to use a debug method such as Assert to implement this. My question is this. Is there a way that the app can take a screenshot, every time and exactly...
View ArticleCould not add Xamarin.Android.Support.Design Component to Project
Hey all, I'm trying to add the Support Design Library Component from the Component Store, but I'm receiving the following error: Could not install package 'Xamarin.Android.Support.Design 25.1.1'. You...
View Articlehandle event click outside textfield
I need any event to track when use click outside textfield thanks
View ArticleCarouselView 2.3.0-pre2
Xamarin.Forms.CarouselView News CarouselView is now open source: https://github.com/xamarin/Xamarin.Forms.CarouselView 2.3.0-pre2 bugs fixed 41463 - "CarouselView Crashes with "Sequence Does not...
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