How to thread itemsSource loading of a listView
Hello, I have an app (Xamarin.Forms portable) with MVVMLight with a navigation service. The BindingContext have a list of object which are some observableCollection. I launch the app, go to the...
View ArticleC++ DllImport in Xamarin.Forms
How can I import my C++ DLLs [DllImport] into a Xamarin.Forms such that the common methods can be pinvoke from iOS and Android apps.
View ArticleHiding data in a Forms element
I want the UI to maintain info about activities like, "The user has clicked this before" (set programatically). Html5 has a half-supported convention where you can stick arbitrary data in the DOM using...
View Article[XLabs 2.0.5713-pre4] MediaPicker causing System.MissingMethodException in...
Hey all- I'm running into an issue with the MediaPicker on Android. To preface it, I've tried the solutions at...
View ArticleCan i use Xamarin studio for Windows 7
I wish to build an mobile app for IOS, Andriod, and windows phone using c# code. can i use xamarin studio in windows 7?
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Xamarin.Forms Performance with MasterDetailPage & ListView
Hi there! Does anyone know something about performance issues in Xamarin.Forms when doing transitions between pages with lists? I have an app with MasterDetailPage menu, and two pages of it show a list...
View ArticlePop 2 modals at once
Hello everyone, In my setup I use a MasterDetailPa ge with a Navigation page as the Detail Page. At some point in our App we have 2 modals pushed on top of eachother. We would like to remove both...
View ArticleWhat can i do for solving this problem?
Hello, I have a problem. I just tried building Hello, Xamarin, but it had not worked. Of course, i checked the log files and i googled it. But i can't solve the problem. Could you let me know why it...
View ArticleXLabs and Xamarin.Forms v2
Hi, after installing XLabs.Forms into a Xamarin.Forms v2 Solution, the WinPhone-Project says "Cannot resolve dependency to assembly 'Xamarin.Forms.Platform.WP8, Version=1.5.0.0, Culture=neutral,...
View ArticleIssue with 'InitializeComponent' method...!
Hi all, I am working with the PCL project and recently I have upgraded the Xamarin Forms to version 2.0. Now I am getting the problem with 'InitializeComponent' method. It shows the error : "The name...
View ArticleHow to show alert popup ?
Hi all, I was working with the older version of xamarin forms, till that everything was working good but as I have upgraded it to XF version 2.0, my alert popup messages giving me error. Does anyone...
View ArticleXamarin android seems to be not working in release mode.
Xamarin android app is not working in release mode though it works in debug mode.Also, in logs I’m not seeing any exception or related to that. Just to add ,I’m seeing that whenever I tap on login...
View ArticleMasterDetailPage (Android) adds back arrow to first page of a navigation stack
I can't help but get the feeling that I'm missing something here. I have a MasterDetailPage whose Master is a NavigationPage. On iOS this displays as expected - the first page has no "Back" button or...
View ArticleXamarin.Forms adding items/data from a Rest API to an ObservableCollection
I've got a Xaml page that I'm using ListView on to display a list of offers. I'm trying to Get offers using a REST Web API call to display on the page using an ObservableCollection. Since async calls...
View ArticleXamarin Forms Map, MoveToRegion in custom event handler not working
Hello everyone, Can anyone please tell why Map.MoveToRegion(.FromCenterAndRadius(somePosition,.FromKilometers(0.5))); works in implemented events, but in a custom control the custom event is fired and...
View ArticleCan a double-tap gesture be used on an Entry control so as to do something...
I have an Entry control on a form that I can type a date into which is validated by a behavior and that works fine. I also have an invisible (to save screen real estate) DatePicker on the form that I...
View ArticleTapGestureRecognizer only recognizing double taps on Galaxy S6
This code works correctly on the nexus 4 xamarin simulator but when debugging on my Galaxy S6 Edge command methods are only executed with double taps. I have tried it with and without defining the...
View ArticleBinding for Event Handlers
I'm having trouble creating a data binding for an event (like Clicked on button). The control is implemented with XAML and code behind. I didn't think the XAML was important so I didnt include it here....
View ArticleHow to change nav text programmatically in iOS?
How Can I change the text of Nav Bar programmatically in iOS? I can't use this.Title. I could change some attributes using: UINavigationBar.Appearance.SetTitleTextAttributes(new UITextAttributes() {...
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