Render the control with their appropriate native images in Xamarin Forms
XamarinForms has a lot of issues when it comes to renderers. I mean, it works for the XamarinForms controls because the rendering process is very tightly coupled. Like for instance, Why would ever the...
View ArticleHas anyone seen example of AR Kit/Targeted images or AR Core/Augmented Images...
Hello, I'm looking to build a mobile application that uses AR to target a poster on the wall and overlay an AR object. Has anyone seen the targeted images/augmented images functionality used in a...
View ArticleHow to use OnPropertyElementChanges in Effects
How to use OnPropertyElementChanges on effects to track changes so that i update it. The trick is the properties i need to update is in the effect itself. So i have an effect with two properties and...
View ArticleCustom property of a custom control not being set
I'm trying to create a custom entry control with EntryType property which I then use inside custom renderers to set platform specific values. But the EntryType is never set when used from Xaml. Here's...
View ArticleReturn to same page when app is back into foreground.
Hi, The main page of my app is subscribed to receiving push notifications. When the app is in the foreground, the notification data is displayed on the page(when notification comes in). When the app is...
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The order of the code into my project
My goal is to connect to WiFi network with known SSID and password using Xamarin.Forms. I can't understand the order of the code and its situation into project. Can anyone help me with this problem. If...
View ArticleHow/where best to wire and unwire event handlers in custom renderers?
For my ContentPages, I wire up event handlers in OnAppearing and unwire them in OnDisappearing. I am just browsing through the various custom renderers that I have (initially for iOS, will check others...
View ArticleXamarin Forms MVVM parent / child example?
Is there a parent / child example out there somewhere? I’ve not seen one out there. To be clear, I am not referring to a MasterDetailPage. I am using Visual Studio 2017 Mac with a netstandard2.0...
View ArticleErrors uploading APK in Android Things Console
Hi, I've built a release version of a Xamarin.Forms app for Android Things that runs on the Raspberry Pi 3 both in debug and in release. I'm trying to upload the apk to Android Things Console and I...
View ArticleException When Removing Button from StackLayout on Android
Hi there, I have a cross platform iOS/Android Forms project that crashes on Android any time a Button is removed from a StackLayout, or a StackLayout with a Button in it is removed from the page's...
View ArticleATTENTION."Package restored using NETFramework v4.6.1, instead of project...
How do I solve this warning, which I believe is causing my application to crash on start. I can not change my project target framework to .NETFramework version v4.6.1 because it is not an option, the...
View ArticleShow the image in full screen on tap of Listview image
Dears, I have an image in my listview. For that image, I set Aspect="AspectFill". On tap of that image, I need to view the image in full screen and the background will be a blur. My requirement is like...
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Image Disappeared in Grid after tapping in iOS , don't care about Android for...
Hello Folks, I'm trying to figure out one issue where image disappeared after tapping it on grid. Basically I'm using rg.plugins popup to pop up an image while tapping it on grid. Please take a look at...
View ArticleDedicated Barcode Scanners in Xamarin Forms
I have been looking for a solution to use dedicated barcode scanners (so, NO camera scanning) connected either through bluetooth or USB (to a docking station) with an Android, iOS (maybe also UWP)...
View ArticleXamarin.Forms - how can I get geo coordinates ?
I am trying to get current coordinates directly in Xamarin.Forms app in button click handler: ` LocationManager LocMgr = Android.App.Application.Context.GetSystemService("location") as LocationManager;...
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Xamarin form webview with launch third party application
Hi, I'm new to xamarin form, currently i'm working on the xamarin form project and I successful implement the website into the webview ! **But now my issue was the third party application launch issue,...
View ArticleData deleted after crashing the app
After crashing Xamarin forms android mobile app,database table data deleted. how to solve this?
View ArticlePage throws an error on android. I want to know what causes this error?
My project get crashed on displaying some pages in android only. I got a device log where I can't able to find the root of this issues. Please someone help me. Here is my device log. [Mono] Found as...
View ArticleERROR : XF requires .NETFramework >= v4.7. You have 'v4.6.1'
hi everyone!!! i am getting this error when i am building my project. i have installed framework 4.7 in my visual studio but still project is targeting framework '4.6.1'. i don't know what to do?
View Article[XF] Could not load assembly System.Buffers 4.0.2.0 on Android
I've been trying to use EF Core in a test project, but unfortunately I get an error at build time. I've been consulting this guide As soon as I add the Microsoft.EntityFrameworCore and...
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