Understanding XAML binding
I seem to be missing something in my understanding of XAML binding and I was hoping someone could point me in the right direction. I want to create a tabbed navigation view of a complex object. My...
View ArticleUpdate ListView in the MasterDetailPage.
I need to update the title of an item of the ListView in master page, but once it is created, not let me change it: How could I do this? Show some example code: public partial class MasterPageMain :...
View Articlexaml formatting
I asked this in the studio forum, basically, "when can we expect formatting of xaml" http://forums.xamarin.com/discussion/34015/when-can-we-expect-some-feature-improvements-for-formatting-xaml-support...
View ArticleIconize plugin for Xamarin.Forms - Easily add icon fonts to your projects
I have just published to nuget and github a series of plugins to easily add icon fonts to your projects. Currently only Xamarin.Android, Xamarin.iOS, and Xamarin.Forms (minus WinPhone) are supported....
View ArticleGetting iOS and Android image sizes right
I understand that both iOS and Android expects devs to deploy different resolutions of each application image, but I'm not quiet sure what pixel size to use as my base size that's later scaled for...
View ArticleMaster Detail Page change menu button color
Hi, I'm trying to change the color of the button that open the menu in a MasterDetailPage when I receive a message from MessagingCenter... Right now for iOS with the code that I'm using the icon is...
View ArticleQuestion about XLabs AutoCompleteView
Looking for some confirmation that this is a bug of XLabs AutoCompleteView. Here is the rundown of the bug I am seeing: I have an autocompleteview in my application. I start typing in the text field...
View ArticleHow can I delay displaying a page until after images have loaded
Hi, I'm spawning a page with an Image at the top of a stack layout. However it always tries to display before the image has loaded which results in everything popping down a couple of frames later...
View ArticlePusher with Xamarin.Forms
Hi there, I'm trying to incorporate Pusher.com with my Xamarin.Forms application, but I haven't found a good solution for this yet. There is an outdated library:...
View ArticleXamarin.Forms Splashscreen in Android
Hi, In Forms how to add SplashScreen to Android appliaction? Thanks in advance.
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MasterDetail Page Icon Color Discrepancies
I have an Xamarin.Forms application running on iOS using a MasterDetail page. I have a 1x, @2x, and @3x versions of a slideout icon, which appears perfectly fine on the iOS simulator: However, when...
View ArticleAzure Mobile Service Query Help
What is wrong wit the following query using Mobile Service. It just throws an exception. public async Task GetContactAsync(string identifiername) { List<Contact> items = await ContactTable...
View ArticleChanging MainPage for an Application
Just upgraded to the latestest Xamarin iOS build (9.0.1.0) and I am now getting an error whenever I try to update the MainPage property of the application class. This is what my logic looks like: 1....
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[v2.0.1] [Android]: BindingContext updates not updating custom ContentView.
Sorry if the title is a little vague. I'm creating a custom map that has bindable pins and xaml callouts. I've got the bindable pins pretty much rocking, but my callouts are effed up. Full source code...
View ArticleXamarin.Forms.Device.StartTimer(new TimeSpan(0, 1, 0), CheckTimeout) never...
I'm calling the above when my app starts up. However once I call the StartTimer my app hangs, the line never returns. The call back never gets called (so it doesn't matter what I do inside it).
View ArticleCustom ButtonRenderer not called when my Activity inherits from...
My Custom ButtonRenderer does not get called since my Activity inherits from FormsAppCompatActivity instead of FormsApplicationActivity Is this a known issue? My custom renderer: [assembly:...
View ArticleMultiple Issues using WebView
I have a list of objects, each with a property which is HTML text as a string. I have them displayed in a ListView, and when a user taps on one, I want to open a new Page and render the HTML in a Web...
View ArticleHow to use a ListView in a ScrollView with XLabs-PopUp-Control?
Hi all In my App, I have a huge search-page with various (filterable) ListViews (until over 4’000 Items) in a StackLayout and the StackLayout in a ScrollView (as the Page has to be scrollable). The...
View ArticleWill my PCL code ever generate ` jobject must not be IntPtr.Zero`?
I've got a crash in my app that happens very rarely, and it happens when updating the value of a Label. Is there anything in my code that can generate a jobject must not be IntPtr.Zero or should I be...
View ArticleMissing Icons File when attemtping to deploy to App store
Hi everyone, I was hoping someone could help me with an issue. I was attempting to upload my app to the App Store when suddenly I received an error message stating that I had a missing icon file. The...
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