FontFamily - is there a list of families that work across platforms?
With the font changes in Xamarin.Forms 1.3, I am re-factoring to get rid of warnings that now appear. Whilst doing this, I was looking at specifying the FontFamily for visual elements, but have failed...
View ArticleIOS startup speed problems
Hello I have written an app in xamarin forms. the main page of the app consists of a tabbed page with 3 sub pages in it. when the app starts i want to display a modal to the user first before they get...
View ArticleAndroid Video Player using Xamarin.Forms
I am trying to get a video player working in my Xamarin.Forms app on Android. I have implemented the iOS version using a ScrollViewRenderer where I add the MPMoviePlayerController (code at bottom, file...
View Article"Aapt" task could not be instantiated
Hi I'm new in this forum, I'm creating application using Xamarin.Forms after building my solution it showing me some messages regarding AndroidManifest.xml & error like "Aapt" task could not be...
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CustomRenderer Size issues with device orientation?
Hi, I'm trying to use Xamarin.Form to create an app that list and play online videos. At first, things seem fine with my current setup: But when I rotated my device, the video view custom renderer...
View Articlewhy switch is not displayed in off mode, while the background is in white color?
set Build > General > Target Framework to "Android 5.0.0 (Lollipop)"? please help me, I want to display switch in Lollipop version of android. it not displayed properly . I tried on render like...
View ArticleBluetooth, Monkey.Robotics -- Forms?
Hi, I'm doing some R&D work on connecting to Bluetooth LE devices. I'm also trying out the Xamarin platform at the same time. I'm a little confused on the direction of Xamarin forms as well as the...
View ArticleBinding values in custom ViewCell
Hi All, I have to identify which Switch control was toggled to get the Id of the corresponding row. So far I have this kind of implementation which is working as I want, but it is not elegant in my...
View ArticlePorting Java code to C# (android-auto-scroll-view-pager github)
Repo: https://github.com/Trinea/android-auto-scroll-view-pager I have been trying to port it into c# but no successful using System; using Java.Lang.Ref; using Java.Lang.Reflect; using Android.Content;...
View ArticlePhoto Grayscale Filter With XLabs Photo
I'm trying to improve the OCR Xamarin.Tesseract. The best way to improve it is by processing the image before it's processed by the OCR, putting it at a grayscale filter and adjusting the contrast,...
View ArticleXamarin Forms - Back button spamming
Hi all, I'm pretty new with XF and now I am having an app with a navigation stack with many pages. The problem I have is that if I spam the Back button/arrow fast, the stack is not getting popped...
View ArticleVery High Memory Usage with Simple App
As I began UI Testing my Xamarin.Forms application I noticed Peak memory usage of > 220MB. This seems high to me. So I created a blank Xamarin.Forms app from the template. i.e. the app that says...
View ArticleSystem.NullReferenceException at...
MobileCRM project from https://github.com/xamarin/xamarin-forms-samples Android only Crash happens a second or two after the splash screen Log: http://lpaste.net/140992 Crash occurs after OnCreate...
View ArticleListView.ScrollTo is broken on iOS / I need alternatives.
I'm having a tonne of trouble getting the ListView to ScrollTo the end in iOS, it's working fine in Android. I can see there is a bug related to it that has been marked as solved then reopened etc:...
View ArticleGet View Height and Weight
I'm trying to do a layout based on screen resolution. This way I can use it in all screes resolutions. For it I'm taking the screen resolution of device. However it returns resolution of all the screen...
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Bug, iOS, Label with StartAndExpand HorizontalOptions does not expand if...
Hello there, Because a picture is worth a thousand words, let's start with this: As you can see, I am trying to build rows with a left-aligned Label (LayoutOptions.StartAndExpand) and a right-aligned...
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A problem with Xamarin.Forms plug-in and Code Compilation with .NET Framwork 4.5
Hello, I just started with Xamarin studio. I would use Xamarin.forms to create an Android app (on windows) and iOS mac; beacause I don't have Visual Studio. I installed all the files without problème...
View ArticleHow I can disable highlight item in ListView?
I could not disable highlight item. I tried to use this code (I took it from forum): listView.ItemTapped += (object sender, ItemTappedEventArgs e) => { if (e.Item == null) return;...
View ArticleDoes not work GroupHeaderTemplate in ListView
I create ViewCell for CategoryProductsHeader and applied it. But nothing changes. ListView listView = new CategoryListView { HasUnevenRows = true, ItemTemplate = new...
View ArticleDebug Output shows binding issue that shouldn't exist when binding ListView
I'm getting the following notes in my Debug Output 2014-06-18 10:28:50.147 FormsTemplateiOS[31060:70b] Binding: 'Title' property not found on 'FutureState.AppCore.ViewModels.NavigationViewModel',...
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