Xamarin Forms Video Chat Application Possibilites?
Hey all, I've been doing a lot of browser based WebRTC projects and was wondering if anybody knows a way of doing something similar or can put me on the right lines on what to look for to make a 1v1 or...
View ArticleImplementation of Network service Discovery using xamarin forms
Hi , Can any body know how to implement Network Service Discovery in xamarin forms.If anybody implemented it already please send the code. Thanks, Sunil
View ArticleValue cannot be null. Parameter name: type
Not sure what changed, but now when I build I get this error on every XAML file in my project. Has anyone ran into this issue before? Tried all of the usual fixes - del bin/obj, restart, clean rebuild,...
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How to call a async Task method in the constructor?
I want to execute the GetCountries() method, but there is a mistake, can someone help me to fix it? So that i can call the GetCountries() method in the Constructor AddEventViewModel().
View ArticleCarouselView has multiple items by default
I have created a CarouselView, base off of the Monkey example. Currently my app is, by default, showing as many items as it can stuff onto the screen. The CarouselView is within a StackLayout. I'd like...
View ArticleXamarin grouping listview with pagination
Hello friends, I have used grouping list view in my chat screen like WhatsApp now I need to load more data/pagination when scrolling reach at 0 position please give me any suggestion. In grouping...
View ArticleHow to implement NFC in Xamarin.Forms
Hello, I need to implement a Xamarin.Forms application that can read NFC tags. Regarding this, I have 2 questions: How to enable NFC in Android Emulator I have used _nfcAdapter =...
View ArticleBest way to show multiple listview with items of different data types?
I'm trying to display three lists of data in a single content page and I want to control the visibility of each list (as a group). Can any one suggest me best way to deal this scenario. Putting...
View ArticleAdd native (android) controls in custom renderer
Currently I am trying to implement a custom renderer for android, which is supposed to display a pdf document. For doing that I need to add some android controls from within the custom renderer and add...
View ArticleHow to get element color using UITest?
How to get color of any element? For example, I have query c => c.Class("AppCompatButton") to get button. app.Query(c => c.Class("AppCompatButton").Invoke("getBackground")) always returns...
View ArticleOneSignal HandleNotificationOpened redirect the diffirent page
Hello in my project I use OneSignal for notifications. How can I redirect the different page from droid or ios project. I used passing parameter to LoadApplication(new App(bool...
View ArticleReturn value from PushModalAsync
I have a few pages that I'd like to call like functions. As in, I'd like to show the page modally, then do something with a result. Because awaiting PushModalAsync doesn't actually block until popped,...
View ArticleHow to capture fingerprint with UareU to database- xamarin.forms
I build a desktop app for my client which capture student's Bio data including fingerprint using U.are.U Digital persona. But now they want a mobile version of the same app. The question is how can I...
View ArticleIs there the Indeterminate attribute for the ProgressBar in Xamarin.Forms?
Hi all, I would like to understand how to create a indeterminate progressbar in Xamarin.Forms since I haven't foud the Indeterminate property. Thanks in advance
View ArticleCan I call method from MainActivity by using a caller nested in MainPage.xaml
Am trying to access a method which uses android dependencies to check if my device supports bluetooth, so I have a button called Check in my MainPage.xaml, how can I call this method from...
View ArticleAll views inside CarouselView are null
I have defined a CarouselView in XAML as follows: <?xml version="1.0" encoding="UTF-8"?> <ContentPage xmlns="http://xamarin.com/schemas/2014/forms"...
View ArticleHow to acces object inside CarouselView Xamarin.Forms
I have a Xamarin.Forms app that displays a ViewFlipper (https://github.com/TorbenK/ViewFlipper) inside a CarouselView. I would like the ViewFlipper to flip back to the front when changing pages inside...
View ArticleCarouselView: How to access control inside DataTemplate?
Hi, I would like to access the control lblName on page 2 for example, is it possible? <control:CarouselView.ItemTemplate> <DataTemplate> <Label x:Name="lblName" Text="{Binding...
View ArticleDisable dates in datepicker
How to disable(cannot access) previous dates from today's date in datepicker. Please help me the answer.
View ArticleWhy is ZXing.Net.Mobile crashing after camera permission?
Hi all, I am working xamarin.forms app and i use ZXing.Net.Mobile to read QR Code. Application is working greate but although i grante camera permission, it is crashing. When i open application again...
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