NControl and DrawImage
I recently discover the NGraphics and NControl. I'm testing NControl in a XF project and can draw lines, rectangles, etc, but can't get the DrawImage to work for some reason. I'm targeting Android and...
View ArticleXAML Constructor Parameter with Binding
I have a custom renderer to display a video player, which takes in one parameter: the URL of the video. It works fine, even in XAML: <ui:VideoContentView x:Name="Video"> <x:Arguments>...
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Bug in horizontal alignment in a custom ViewCell in the ListView
Hello, I have a bug related with horizontal alignment in a custom ViewCell in the ListView. Or maybe I do something wrong. I have a small and simple data model class: public class DataItem { public...
View ArticleCustom Button Renderer not working in iOS
I want to draw a 'down' triangle over a button (like a windows dropdown list). In Android, putting code into the Draw method draws after the button is rendered by the system. In iOS it draws before, so...
View ArticleAndroid Navigation Bar changing after showing modal
I have a Navigation page which shows its content correctly and whose Color is set correctly when the application starts everything is ok but then when I show a Modal page and I pop it, the color is...
View ArticleThreading issues in App.cs OnSleep()
I'm using PCL Storage to write my JSON data to the device, and it's working great for the most part. However it is failing during the App OnSleep() event. The functions CreateFileAsync() and...
View ArticleShow white color screen at android 5.0 and above
I developed the Xamarin app and installed on android 4.0. Everything is ok. But I installed in android 5.0 and above, the white color screen is come out as my attached when application start. Any ideas...
View ArticleOCR library for Xamarin.Forms
Hi all, I was wondering if someone has found a way to implement OCR in a Xamarin.Forms app to be distributed to iOS, Android and Windows Phone 8. This is my Research so far, but I will require to...
View ArticleNavigation Bar Hide Animation
Hi, On the "Reddit Is Fun" app, they have the navigation bar animate to a hidden state as you scroll down the page, and it reappears as soon as you scroll back up at bit. I'm curious to know if this...
View ArticlePreload images in ListView
I have a listview that simply displays images. One after another. It's basically an where Url is a simple string. What I'm seeing is that the image is not loaded until the image scrolls into view. I...
View ArticleUsing Xamarin.Forms.Maps for offline use?
Hello Is it possible to use Xamarin.forms.maps for offline use? and if it is, any documentation on it? Else if I wanna add OsmSharp to Xamarin.forms, how do i make custom renderer, that renders Map...
View ArticleViewCell rendered incorrectly in TableView
I have a TableView with about 30 rows consisting of three different types of ViewCells. Occasionally some of those cells render incorrectly, though the bindingcontext seems to be ok. I've tried a few...
View ArticleStrange digits in Windows 8.1 application
Hello, Could you comment please, why we have flickering digits in some areas of the Windows 8.1 application page? See screenshots for details. Regards, Aleksandrs
View ArticleXamarin Forms Windows Phone 8.1 Custom Page Renderer
hi, Is it possible to write custom page render for Windows Phone 8.1 ? i was trying to write a Renderer.but i couldn't find anyway to connect My native page to Renderer. in the samples provided , they...
View ArticleGoogle Analytics and Xamarin.Forms
Hi, I'm interested in using Google Analytics in a cross platform Xamarin.Forms app. Just wondering if anyone has done this successfully and has some pointers they would like to share. Just for fun, I...
View ArticleGesture Recognizers for Label in iOS doesn't work
Hello. I'm just builded my app, that works fine with Android for iOS and had some kind of error. Taps on labels doesn't work. Just like Button.Clicked. At the same time tap on image works fine. And...
View ArticleIs it possible Set ActionBar Title to Bold in Android?
I have got a NavigationRenderer like so: [assembly: ExportRenderer(typeof(NavigationPage), typeof(MyApp.Droid.CustomRenderers.CustomNavigationPageRenderer))] namespace...
View ArticleAndroid UItest Fails at StartApp - Timeout Exception
I am trying to run a cross-platform UITest. The test runs as expected on iOS, but fails on startup for Android. When the test is run, the program is started briefly. It last on screen for about a...
View ArticlePicker Height?
I'm using the Xamarin.Forms.Picker control. I've used some of the binding examples on the forum and that side of things is working great. The problem I have is the picker is only showing three items on...
View ArticleDownload, save and display Pdf file
I have the following requirements in my xamarin.forms app I need to download a pdf file from the url on button click Need to save them locally in defined folder Then i need to display with installed...
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