Item Appearing event of list view not working correctly in xamarin.forms
Hi I have a list view in a page and pagination implemented in it . The concept of item appearing event is the event will fire only when the particular list cell appears in the screen . But in my case i...
View ArticleNavigating from App.xaml.cs to a page with a back button to mainpage
I have my notification handlers in app.xaml.cs. When a user taps on a notification sent to them, OnNotificationOpened is called. In the handler, I've added: MainPage = new CustomNavigationPage(new...
View ArticleStop receiving FCM notifications when log out from the app in android?
I have implemented push notifications on my xamarin forms project using FCM. The notifications are starts receiving when a new message is sent by a member of the group(Same like WhatsApp). I want to...
View ArticleHow to use the same client between pages?
Hello, I'm developing an application in Xamarin Forms. I'm creating a mqttClient everytime the user Log In and I wanted to use the same client through all App. From the main page I create the client...
View ArticleXamarin.Forms Cross Mic Audio Streaming with AudioRecorder and...
I'm developing a simple PTT() Cross platform application with Xamarin.Forms. I have AudioRecorder.Plugin for recording and CrossSimpleAudioPlayer for playing the stream. I use nodejs and socket.io for...
View ArticleHow to release a Xamarin forms Android Project for a *.apk file?
The following stack trace of warnings with java exit happens when trying to archive my android project. Why is Proguard not finding the below mentioned classes? 2>PROGUARD : warning :...
View ArticleCross Platform Camera Frame Analysis
Is there a way I can access ios/Android camera frames to do real-time frame analysis?
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How can ı connect to mysql server? Cross Platform
I've installed the necessary nuget package and mysql connector. and I get this error? Can't connect directly? Or should I use any web service? and if the web service is required, how is this connection...
View ArticleGiving the users the ability to change the app icon on iOS.
I have several different designs for an icon I can chose between and I hope there was a way in Forms to let the users pick their favorite icons. Can anyone direct me towards a guide or helping achieve...
View ArticleHow can I tell which item assoicated with a TimePicker in a ListView has been...
I have a ListView that includes a TimePicker: <ListView.ItemTemplate> <DataTemplate> <ViewCell> <StackLayout Orientation="Horizontal"> <TimePicker Time="{Binding MyTimeSpan}"...
View ArticleiOS App Store Submission Fails
Uploading the *.ipa file with the Application Loader completes and uploads the file to the App Store. After it is uploaded the automated code checking removes it from the queue and provides the...
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calling Android specific SDK functionality using dependency injection
Hi, I need to implement functionality provided by a SDK only available for Android in my Xamarin.Forms application. I understand the basic of dependency injection but I'm still a big noob I don't...
View ArticleGoogle warning 64bit . Targeting 64 bit architectures on Xamarin in Visual...
I uploaded an update to google today and I received a warning - need to start supporting 64-bit CPUs in our Android apps by August 1, 2019. How do I get my app to compile in Visual studio to meet the...
View ArticleBuild status has changed to Invalid Binary
Hi, today, after uploading a new Version (Build with VS 2017 15.9.11, XCode 10.2, Xamarin.iOS 12.4.0.64) of my App, I got this mail for the first time. But I don't understand this. How could i solve...
View ArticleImage Extension
This is more of a VS for Mac question than a Xamarin question, but be it that VS for Mac is based on Xamarin Studio and MonoDevelop, this seems like maybe the right place to ask. In Xcode I can easily...
View ArticleListview items ItemVisibilityEventArgs erroneous behavior
I am trying to do tasks based on item visibility in listview in Xamarin Forms, but this functionality is erroneous or I am doing it wrong. Example: I have 30 items in listview, though i can only see 7...
View ArticleHow to adjust a label and icon at the same height
Hello, I'm new to Xamarin.Forms and have been struggling to create a grid where there's a header for each column of the grid that is basically the title and an icon to order by the title ASC or DESC. I...
View ArticleRemove duplicate tokens in RadAutoCompleteView
Hello. How can I set a listener to the RadAutoCompleteView so everytime a token is set from the ItemsSource list to Tokens list, I remove that token in the ItemsSource so no duplicates appear in the...
View ArticleHandling files securely in Xamarin Forms
I am implementing a cross platform app which will pull PDF documents from a Web Service. These PDFs need to be completely inaccessible from outside and can only be viewed when authenticated in app....
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Xamarin.Android JavaTypeInfo Build Error
I am not able to build my Android project. It is throwing me the error, as shown in attached. Following is error details: Failed to create JavaTypeInfo for class:...
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