Listview with information of 2 or more ObservableCollections
Hello: I Have a ListView in a ContentPage, and 2 ObservableCollections in a ViewModel. What I want is in the Lisetview, list information from both ObservableCollections. <ListView...
View ArticleXamarin IOS closing on startup
Hello. Despite having been working with Xamarin for a while I'm new to IOS. I have an App which is in Google Play and I plan on getting it in the MS Store but right now I'm wrestling with IOS. I just...
View ArticleGetting a property value from my ContentView in my ContentPage
I have a ContentPage which contains a CarouselView, this CarouselView has a DataTemplate containing a _ContentView _with another (inner) CarouselView. I am trying to achieve the following: When the...
View ArticleHow save Slider Value
Hello ! I have a slider that I want to change all font sizes of all my app pages when the user changes slider value! But the slider value is not saved. And when I exit the screen or hit the back...
View ArticleIOS CrossPermissions.Current.RequestPermissionAsync()
For some reason on IOS its not returning from this call. I get the popup but when I select an option I never get a return....has anyone seen this?
View ArticleSms Receive Permissions
Can Anyone tell me how I can write a program for permissions to Receive an sms from my App on Xamarin android ??Thanks .
View ArticleOpenUrlContexts in SceneDelegate not called when URL clicked on
I have a deep link registered, and where iOS is 13 or greater, although clicking on the link opens the app, the OpenUrlContexts override does not fire, hence I am unable to filter then navigate, based...
View ArticleClassNotFoundException in the Play Console
In the google play console, i am seeing some exception from different phone types. Crash information as below. What exactly that means? Something proguard is not keeping probably, message is not clear...
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ToolbarItems: how to change color of "more" button (three dots)
By default three dots button that lead to secondary toolbar menu is white. How to change it's color? Also I would like to know the same for iOS.
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How to resize Material Entry after clearing Error text
Hi! I have custom renderer which inherits from MaterialEntryRenderer. I have an issue: my entry doesn't resize after setting ErrorText to null and ErrorEnabled to false. So I have a white space there....
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Error about HttpClient
Using HttpClient, I get a message similar to the following In the case of debugging, the message is not displayed, In case of release, an error message will be displayed private async void...
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How to set a different background color for function keys in xml on custom...
I am developing a custom numeric keyboard for Android. I tried to set different background color for function keys, number keys back ground color set as expected but i am trying different properties...
View ArticleRegister Google API Access
I'm trying to distribute an app exclusively within a company and using Google Store for that. I'm finding a lot of difficulties with connecting Visual Studio to the developer account. So in Visual...
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Xamarin Essentials Geolocation extremely inaccurate locations
Hello everybody, I am using the Geolocation functionality of Xamarin Essentials in my app as a foreground service running all the time and I have noticed on several devices that I sometimes (although...
View ArticleGetManifestResourceNames() return always null
Hello, First of all, I post here because, on Microsoft forum, I am stuck into an infinite loop at login. So I created a new project, Xamarin form with android and IOS. Added 1 png image to the folder...
View ArticleMessaging Centre with Method
Hi Techie, How to call method inside the messaging center with returning parameter. private async void BtnRegistration_Clicked(object sender, EventArgs e) { string image = "Deafult.jpeg";...
View Articleprotected override void OnAppLinkRequestReceived(Uri uri) is not called
Hi, i have a problem with DeepLinking. I have installed NuGet Package AndroidAppLinks, Firabase. When i receive a DeepLink, the app is opened but NEVER execute the code in protected override void...
View ArticleTimeout problem when call Connected Service WebMethod (SOAP service)
Hi all, I've a strange problem in my app. When i call a webmethod from my ws (IIS 10 but always in IIS 7) randomly i receive TimeoutException. The same WS is used in an old VS 2010 application that...
View ArticleHow to Save PDF in custom location from WebView's CreatePrintDocumentAdapter...
HI Everyone, I tried with this link, but i could not able to create instance for PrintDocumentAdapter.WriteResultCallback and it throws exception due to class is abstract restriction....
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