"Xamarin Forms Live" updates your XAML UI without restarting an application
Hello guys, I have developed a live UI coding tool that works with Xamarin Forms XAML projects. It is really easy to use: Install Visual Studio extension Install XamarinFormsLive NuGet package into...
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Where is the BackgroundWorker class for xamarin forms?
How to implement the BackgroundWorker in Xamarin portable?
View ArticleWhat is the best way to bind data in ListView?
Hello! I'm using SQLite with Xamarin.Forms and I need to binding a huge data into a listview, It's almost 16.000 register. What is the best way to do this? Using IEnumerable, ObservableCollection,...
View ArticleHow to resolve allocation failed for scaled bitmap exception ?
Hi I m building Xamarin.forms PCL application. In my app there are 35 Carousel page and on each Carousel page there is one video. While playing video I m getting an exception "allocation failed for...
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Align ListView items to bottom of screen when few items
I'd like to have a ListView that starts showing its elements from the bottom up, so that elements are displayed at the bottom of the ListView when there are few items. See the image for explanation. Is...
View ArticleBackgroundImage at the ContentPage doesn't works for iOS!
I'm using in my ContentPage the property BackgroundImage="Default.png" in Android works fine, but in iOS doens't appear any image at my background! code of content page: <ContentPage...
View ArticleAny ideas on logging and handling exceptions
First off, I've been looking at a lot of available options on handling exceptions and logging. I'm looking for an application that can send a log file to the developer by mail. I had a look into...
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Xlabs Checkbox: How to change checkbox background color when checked
I am hoping someone can explain to me how to change the Xlabs checkbox backtground color, when the checkbox is checked. Currently the checkbox background color is red. I would like it to be green. I...
View ArticleDynamically change system bar color
Hello, I am trying to change system bar color according to some property of the View that is currently opened so that it matches NavigationBar color. I am changing NavigationBar color in OnAppearing...
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 Article[Forms map] How to center and define the zoom level to see all pins and the...
Hi, I'm working on a map with a lot of pins and the position of the user. Is it possible to set the zoom level and the center of the map to see all those pins and the position immediately ? Thanks in...
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ListView Binding to ObservableCollection changes all values
Hi I'm trying to create a page where I have a list of informations (each row should contain from, to, what and where). I also want to be able to add or remove rows. Therefore I made a ListView with a...
View ArticleWhere to find log of Xamarin Liveplayer bugs
Running Xamarin Liveplayer to an Android 7 phone. After a day or two trying to get System.Json to work, ditched it in favour of Newtonsoft, and that builds and deploys. It works fine to the simulator,...
View ArticleMetroLog SQLite target for IOS and Android
Metrolog is great for debugging when connected to the debugger. For windows it has a file target, but for IOS and Android there is no way to persist the debug messages. This would be really useful for...
View ArticleLoader Overlay on Page
I have need loader overlay on page.... I used ActivityIndicator but it show loader but it not overlay the page... it allow user to click button on page... i don't want that. I have checked several...
View ArticleWhat's the best library for evaluating expressions?
I'm looking for something that can do this. string expression = "8 * 5.3 + 10"; double ans = Evaluate(expression); I was previously using NLua but it only provides libraries for armeabi, armeabi-v7a...
View ArticleProgressBar IOS height
Hi all, Below is my custom renderer (in case it helps anyone) for a progress bar (IOS). Is there a way to increase its height? I can't find a way to do that, I've already changed the color. [assembly:...
View ArticleGot error while fetching values from web service using refit
Error: Cannot deserialize the current JSON object (e.g. {"name":"value"}) into type 'System.Collections.Generic.List`1[DynamicLayoutSample.ElementList]' because the type requires a JSON array (e.g....
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[Material] TextInputLayout Renderer (Floating Labels)
EDIT: I've now written a control for iOS and Android (also includes an AutoComplete/ComboBox) Install-Package Xfx.Controls Or the source: https://github.com/XamFormsExtended/Xfx.Controls ORIGINAL POST:...
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