OS button handler
I have the Custom Renderer sample to show the camera preview to the user. I want to add a button to the form that gets information based on the device (gps location and bearing) and then send this...
View ArticleXamarin Form: Application crashed when removing items in the collection bind...
My application will crash when i tried to clear the collection which have bound to a list view. When I commented out the Image, and two labels in dataTemplate section, it doesn't crashed. The...
View ArticleUpdating ObservableCollection from async task crashes app. Bug or are we...
Hi We are currently building a Xamarin Forms application but have encountered a problem. It is sometimes crashing (in Android) whenever an ObservableCollection is updated from an async task. We do some...
View ArticleCustomMapRenderer not Firing
Hello, In order to draw map polygons using Xamarin.Forms.Maps, I followed this nice article:...
View ArticleDeploying to iOS troubles
I am trying to deploy a debug build on my iOS 8 iPad, for testing, but am having trouble. It gives me an error and tells me to file a bug report. This is the output. Can someone point me in the right...
View ArticleXamarin.Forms in Visual Studio
I'm building an Android App in Visual Studio and I want to use the classes within the namespace Xamarin.Forms. The compiler doesn't recognize this namespace (see below), and it says I'm missing an...
View ArticleAdd badge icon in xamarin fomrs
Anyone know how to implement badge on an icon using Xamarin fomrs ?
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Need help with Android Targets...maybe?
I cannot seem to get my project (the default "Hello Xamarin Forums" one) to debug on the Android emulator. I am receiving a couple warnings but not any errors. The Android emulator launches but I get a...
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Picker - Custom Control Property pass through - ItemDisplayBinding
Hello, I'm new to Xamarin - I hope that's not a silly question I want to have a custom Control with a picker so I can reuse it. So when I call the custom control everything works like a charm but I...
View ArticleIs it possible to disable Tabs in TabbedPage?
Hi to all, is it possible to set some tabs as disabeld in a TabbedPage? I mean, to show those tabs but disable the navigation when you tap on them. Thanks.
View Articlehow to show selection in listview on application start??
hi i need to show the listview selection on apllication startup. currently the list first item is selected and selection is not showing in listview.
View Articlecolor/chromatic fonts on XAMARIN?
how to get such things as https://msdn.microsoft.com/en-us/library/windows/desktop/mt765165(v=vs.85).aspx
View ArticleRecommended .NetStandard-based logger for Xamarin.Forms cross-platform projects
Which is the recommended .NetStandard-based logger to use in Xamarin.Forms (Android, UWP and iOS) projects ? Where can some samples about logger usage be found ?
View ArticleNo Swipe Back when hiding Navigation Bar
I created a custom navigationbar. Works fine, only on iOS swipe back does not work. I'm trying to fix this with a custom render based on this thread:...
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Unable to select document using FilePicker plugin (document greyed out)
Hi I'm using the FilePicker plugin to enable user to select a document from iCloud in iOS from shared PCL using Visual Studio 2015. I setup provisioning profile for iCloud and installed the plugin but...
View ArticleNavigationPage.SetTitleIcon
What might cause an icon not to display? If I create a blank Xamarin Forms app and use the example from the documentation I can get an icon to display but in three other active projects with lots of...
View Article[Android] Toolbar error on base.Create()
Hello Guys, Since yesterday my XF.Forms application throw an exception when it tries to create a NavigationPage. Unable to convert instance of type 'Android.Support.Design.Widget.TabLayout' to type...
View ArticleWorking with files
Hi, I'm trying to create an uploader app. I created this app in UWP before, now I want to create this in xamarin.forms. I used file picker (from Xam.Plugin.FilePicker nuget) as my file picker. after...
View ArticleIs it possible to increse the height of a progressbar?
Im sure it should be using a custom renderer, I already know how to change the progress color and the track color. However, I need the bar to look bigger and not jusst a small line, is there a way to...
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What is the best way to make HttpWebRequests to an existing Api in xamarin.forms
I am developing an app for users to get information about store promotions/sales. There is already an existing API with all the relevant methods needed for the app functionality. I have minimal...
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