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Problem with custom control ItemsSource

I'm having some trouble with a custom control. It's based very heavily on: http://www.spikie.be/blog/post/2015/04/02/.aspx In addition it's got bits learnt from the BindablePicker example I've found on...

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Adding Android Theme Causes Crash

Hi All, When I add a Theme to the Android build of my project, it crashes. When I change my Activity from this: [Activity (Label = "AppName", MainLauncher = true)] to this: [Activity (Label =...

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Custom ButtonRenderer not called when my Activity inherits from...

My Custom ButtonRenderer does not get called since my Activity inherits from FormsAppCompatActivity instead of FormsApplicationActivity Is this a known issue? My custom renderer: [assembly:...

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How to stop iOS location services warning 'Allow "Appname" to access your...

Hi, I am using the Xamarin.Forms.Maps.dll to display a map of a location for a meeting. I don't use the location of the device at any point and have no need to in the app at all. There is no code that...

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system.argumentexception: an item with the same key has already been added

I know this is avery general error, but I suddenly cannot debug my xamarin forms application anymore on my iOS device: system.argumentexception: an item with the same key has already been added any...

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Develop under your Apple developer profile for someone else

I'm using Xamarin forms to develop Android and iOS applications. I'm using my company's Apple developer account to develop the iOS app. When the app is done, we need to give it to the client and have...

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ServiceAccountCredential missing from Google.Apis.Auth package

Hi! Ive created a simple Xamarin.Forms app, and installed the Google.Apis.Auth package, but the class Google.Apis.Auth.OAuth2.ServiceAccountCredential is missing from the package. Anbody know why this...

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Xamarin.Auth Windows Phone Experimental - Deleting an Account results in an...

I was wondering if anyone else has been using the experimental branch of Xamarin.Auth for Windows Phone support. When I sign out from my app I am attempting to delete the account information stored...

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New Xamarin.Forms User Interface Docs, Featuring ListView and Text

We’re excited to announce a new section in the Xamarin.Forms Guides: User Interface! Xamarin.Forms can be used to create native UIs using shared XAML or C#. This new section centralizes existing...

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Is there a way to dismiss Page.DisplayAlert() on background xamarin.forms app?

In regular android you'd save off the dialog and close it on home button pressing. But you're not given a dialog object you can dismiss in Forms. Is there some mechanism to close the dialog after the...

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Is there a way to partially mask an entry field in xamarin?

I would like to partially mask a username field to this format ta*********@company.com. I tried using a converter but it doesn't work. What is the best way to achieve this in xamarin....

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ListView scrolling problem on Android M

Hi, Does anyone know about this scrolling issue that I'm having with any Xamarin.Forms ListView in Android M (Nexus 5)? There is something like a white space above and under the ListView, and in the...

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Change the text color for Xamarin.Forms.DatePicker

For Xamarin.Forms.DatePicker It is not obvious that the date field is "tapable" I want to change the text color of it to blue so the user will think it is clickable? I see a background color property...

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1456 Errors in Xamarin.Forms Android Project After updating nuget

My project was working beautifully before updating the Xamarin.Forms nugets both on iOS and Android. I've posted in another threat that seems to be having problems with iOS. I've tried the beta and...

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What are the limitations of Xamarin.Forms?

Is there anything we should be aware of before start to a project with Xamarin.Forms?

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Absolute Layout Sizing

Using Absolute Layouts allows for positioning objects onto a definite spot within that layout. It does this based off of coordinates within the layout. You put in those coordinates, the object sets...

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How to block UI after tap gesture is tapped

Hi all, my question is this. In forms, how do I get it so that a tap gesture recognizer will only allow itself to be tapped once? The specific problem i'm having is this; I have a couple of images that...

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Could not install package 'Xamarin.Forms 1.3.3.6323'.

Dear All, newbie with Xamarin, When adding 'Xamarin.Forms' package, I am facing with below: Could not install package 'Xamarin.Forms 1.3.3.6323'. You are trying to install this package into a project...

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Xamarin Forms 1.5.1 : Android Target 23 Required ?

Hello, I updated my project yesterday to use the 1.5.1 version to have the support of app compat libraries. I saw that I have to change the target framework/version to API level 23 (Android 6). Is it...

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Call method on custom renderer?

Hello, I'd like to call a method on my custom renderer, what do you think is the best way to achieve that? public class MyLabelRenderer : LabelRenderer { public void DoStuff(){} } public class MyLabel...

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