Issue opening a MFMessageComposeViewController on any option click in...
I have a requirements to show 3 options in an alert say Call / Text/ Cancel for iOS. As displayAlert cannot be used for 3 options I have created platform specific tweak and using UIAlertView in iOS. I...
View ArticleXaml.g.cs null reference exception error .
I am new to Xamarin just learning . I am creating simple layout application sample and found an exception "Object reference not set to an instance of an object exception in .xaml.g.cs" .What should i...
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Xamarin.Forms Bindable Picker
If anyone wonders how to make a Bindable Picker, here's the code: ` public class BindablePicker : Picker { #region Fields //Bindable property for the items source public static readonly...
View ArticleXF Serious memory leaks while creating new strings
I'm seeing some serious memory leaks from a simple string formatting operation. I noticed this due my application UI getting slower over time. I decided to create a very simple solution to isolate and...
View ArticleXAML Localization not working
Hi! I have no experience in Xamain, so maybe my question is dumb, but here it is: I use the https://developer.xamarin.com/guides/cross-platform/xamarin-forms/localization/ link to setup localization in...
View ArticleAndroid release build crashing trying to load sgen
I am trying to build an Andoid release build for my Xamarin.Forms project, but I keep getting the following error: [monodroid] Trying to load sgen from:...
View ArticleHow do I make DatePicker look like a button OR Show Select Date Dialog using...
So I would like to have an "Add To Diary" button and allow the user to then select a date from a dialog to add an item to a diary. Now I can get aDate Picker Dialog using the DatePicker control, but...
View ArticleXamarin forms license activation error
Hi, I am facing unhandled activation error when i try to login with my xamarin credentials. I tried removing the files and folders from Mono , Monodroid and other mentioned locations. I tried...
View ArticleHow to add checkbox control in XAML
Hi, I want to add Checkbox control in Xaml page. I added below code in .Xaml page. <CheckBox Margin="10, 10, 3, 3" Name="acceptPolicy" Content = "Accept our policy" FontSize="12"...
View ArticleMultiselect ListViews
I am new to Xamarin Forms and was wondering if we could build Multiselect Listviews using Xamarin Forms. Any help would be appreciated.
View ArticleDisplaying Placeholder text on a DatePicker - Can't get this to work
I followed the renderer here: https://forums.xamarin.com/discussion/35792/crash-in-custom-renderer-on-ios However, the text is never displayed and the datepicker always shows todays date when...
View ArticleInitializeComponent does not exist
Hi, I'm having difficulties on XAML files in a Sheared project. Using Xamarin Studio; What I did was simply adding a xaml page to the project and build without adding any code. And it gives me the "The...
View ArticleIs there any way to populate TableSection of TableView with list in XAML?
I want to use table section like a separate lists of elements (is it a bad practice?). All I found is the way to create cells in code-behind and add them to a TableSection. Is it realy no way to fill...
View ArticleSelectedItem color (ContextActions)
I added to my View Cell the context Actions as described here https://developer.xamarin.com/guides/cross-platform/xamarin-forms/user-interface/listview/interactivity/#Context_Actions The context action...
View ArticleOnCurrentPageChanged issue on Windows Phone 8.1
This code works pretty well on iOS and Android, but why it does not work on Windows Phone 8.1 and are there any workarounds? protected override void OnCurrentPageChanged () { base.OnCurrentPageChanged...
View ArticleHow to customize entry borders
Hi am working on xamarin.forms android PCL . i want to remove the top border line of entry control and need to change color of it. can anyone help me with this...!!!!
View Article[MessageHeader(MustUnderstand = true)] doesn't seem to work in Mono
Has anyone come across this? I've got the following in my WCF contract: [MessageHeader(MustUnderstand = true)] This is being ported from .Net to Mono, but I get the following build error: Error 136 The...
View ArticleLogin with Social media
Hi , I am developing an application which will allow the user to login using social media like facebook,twitter,google+ etc. For my application I would like to add the following social networking sites...
View ArticleXamarin.Forms Map move pin position
How can I change the location of a pin that is already on the map? In best case scenario I would be able to bind its location property to my view model. Currently, it doesn't seem to be possible...
View ArticleSystem.Data.dll with Xamarin Forms
Hi mates, I have the part of the model in the PCL project and I'm using SQLite. In addition, I have two projects more (iOS and Android). I'm trying to use the System.Data.SqlDbType but my xamarin...
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