How to manage or send optional parameter to an mvc api backend
I developing an app with xamarin forms that is talking to a backend service or api developed using mvc web api2 . To consume my api methods on the app i am using PortableRest plugin for pcl but the...
View ArticleIs it safe to pass null to DisplayActionSheet? Question for Xamarin please.
I have been trying to use DisplayActionSheet to implement what should be a trivial piece of functionality. Inevitably there was a pretty significant bug on WinPhone (#21652) that cost some time, but...
View ArticleAppCompat and Android Toolbar
Hi everyone, I'm making a XF Android application, and i'm using AppCompat with Xamarin Forms 2.0.1.6492 pre-1 (for the Master/Detail in landscape fixed issue). I'm always in landscape mode and master...
View ArticleHow to hide Android toolbar with Xamarin.forms
I am using Xamarin.forms and I am trying to hide the toolbar on Android. I have it working for all the pages, except the first page that loads. I can't seem to get it to go away on that page. Anyone...
View ArticleSet justify Text for Label
Does anyone help me, please ? I tried to set text justify in Label of Xamarin.Forms. But i do not find any property or any solution. I found some solution but it's native programming language (Java and...
View Articlestacklayout rounded corners border radius
hi, I have a forms app with a standard contentpage with a blue background. In the center of the page there is a stacklayout with some controls and a white background. But the corners of my stacklayour...
View Articlebrowse files and sync
Hi, can anyone please advise how to browse and select the files or documents from storage (either internal or external SD) in xamarin forms. my requirement is to collect the needed files list and to...
View ArticleListview binding causes [libc] Fatal signal 7 (SIGBUS), code 1, fault
I'm developing a Android PCL Xamarin Forms app. In it I have a page with Listview that is bound to a ObservableCollection On selecting an item the user is navigated to a new page that gives more...
View ArticleProblem with x:Name property after upgrade of xamarin forms 2.0
Hi all, Recently I have upgraded my xamarin forms to version 2.0. In that , I am not able to access the controls by its x:Name i.e. the x:Name given to any label is now not accessible in .cs file. So...
View ArticleXamarin Forms 1.3 Triggers Bug
I’ve been playing with Xamarin Forms 1.3 new features to see what I can do with them and found a bug using Style Triggers in Xaml. I’ve discovered that things are ok until you add more than one Trigger...
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Problem with XAML x:Name and access from code-behind
Hi all. I'm new to Xamarin Forms and have made a Xamarin Forms PCL project and added a few pages to it. So far the app is compiling and running fine on my samsung galaxy s5. But when a make a new Entry...
View ArticleHow to do the Unit Test for Portable Libraries?
How to do the Unit Test for Portable Libraries in Xamarin.Forms?
View ArticlePage Title binding
Hi, I have a contente page that displays information about a child, I want the title on that page to display the child's name. I cant seem to figure out how to properly bind the content page's Title to...
View ArticleUpdating to Forms 2.0.0 throws Layout cycle detected. Layout could not...
Updating to Forms 2.0.0 throws Layout cycle detected. Layout could not complete exception in WindowsPhone and WinRT. In Android and iOS, I dont experience any crash, but it makes a strange behavior to...
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Change navbar color
Is there a way to change the color of the Navigation bar in Xamarin.Forms? I am using a shared class lib. Example: I found a way to change it, but this was only possible on iOS only....
View ArticleChange Editor textcolor?
Is there a way to change the color of the text in an editor in Xamarin.Forms? Example of an editor I made: Editor myEditor = new Editor { HorizontalOptions = LayoutOptions.Fill, VerticalOptions =...
View ArticleShowing the Camera in Xamarin Forms on a ContentPage
I'm currently working on an app where we want to have the camera show on the main page and have some UI controls at the bottom and via a button there you can take a picture. It is working on iOS via a...
View ArticleEntryRenderer TextChanged
Hi everyone, I'm making an XF Android application, and i need the user to auto login when he types a code (after 4 digits). I've done a 'ExtendedEntry' class with a EntryRenderer to limits the...
View ArticleHow to restrict numeric values entered into an Entry field.
I need to restrict the value being typed into an Entry field to values between 0 and 20. However, I don't want highlight it in red if it's outside that range or anything, I want to actually prevent the...
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