Using messaging Center with "sender" type as message content.
We have been using the messaging center by having the "sender" represent the content of the message, rather than the actual "sending" class. For instance: MessagingCenter.Send(new...
View ArticleMissing controls in the Tool box
Hi, I'm using Xamarin Studio 5.8.3 (build 1). I can't find the EditText control in my Toolbox. Can anyone help me? Thanks.
View Articleimage posting best practices
Wondering what the best approach is to post images via RestSharp and WebAPI from a Xamarin Forms app. I'm thinking this is something I should background. Googled around a bit to see how people are...
View ArticleGeneric base class for a custom ContentPage
The last Xamarin.Forms release notes had this comment: [XAML] x:TypeArguments now works at root level, fixing generic subclassing from XAML That sounds like exactly what I'm trying to do, but I'm...
View ArticleAdMob implementation using shared project
I am trying to add an AdMob banner to my cross-platform project. I have tried many googles and most of the examples are for Xamarin.Android only. I am opening a page in a Shared Project folder from my...
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[Android] No constructor found - Xamarin Forms 1.5.0.6446 [Need Urgent help]
Hello Everyone, (writing this text a second time, since the Forum Save Draft does not work ) I have a project a have been working on a few months and for some silly reason I updated the Xamarin Forms...
View ArticleNeed to set Content Page Background color to transparent in iOS
Hi Guys Currently I am pushing a modal content page to display some content as a custom pop up. What I am doing is setting the background color of the content page to Color.Transparent and centering a...
View ArticleMulti-line text on buttons - how to get consistent across platforms?
When the Text property of a Button is set to text that contains more than one line (i.e. has a carriage return/linefeed in the middle), what gets displayed is different on each platform. On iOS, only...
View ArticleXLabs photo GPS Info in Exif meta data always EMPTY
Hi all, hi XLabs user, I am using the well known code for taking a photo based on the XLabs library: private async Task<MediaFile> TakePicture() { this.ImageSource = null; return await...
View ArticleUnable to launch my app on ios simulator with xamarin studio
Hello, I have a problem when I try to launch my app on ios simulator. The build works perfectly but when I launch it, it crash at the start in the app delegate on "LoadApplication(new App());" And i...
View ArticleCross Platform Animated GIF
I would like to display an animated GIF file in a grid in Xaml. Is there a cross-platform way to do this in Xamarin.Forms? Failing that, is there a way to make a flip book. Again, I am looking for...
View ArticleListView.ScrollTo not working on Android
Hi I use ListView.ScrollTo to scroll to the very bottom of a ListView. On iOS its working fine but I get a Java crash on Android. _messageListView.ScrollTo (_messageList[_messageList.Count -1],...
View ArticleStop Webview from bouncing vertically in xamarin forms
Hi, I want to stop web view from bouncing vertically in xamarin forms. In Android mobiles web view is not bouncing, Only in iOS mobiles. Thanks
View ArticleMaterial Design in Xamarin.Forms
Hi All, Just a quick question: If I will do a Xamarin.Forms project will it look and behave like Material Design rules tells, when I will run it on Android 5 (Lollipop)?
View ArticleBinding to Picker Items
Hi, I believe it is not possible to Bind in XAML to the Items property of the Picker control. If this is the case, which is the best approach to populate the Items collection from a ViewModel...
View ArticleHow to scroll to last item in ListView
Hello. I'm using Forms 1.4.2.6359 and I have a ListView with HasUnevenRows = true. I'm trying to get the ListView to scroll to the last item in the list after its ItemSource is asynchronously populated...
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Xamarin Forms + Maps
Hello, I'm getting errors which i don't know if are bugs or just my dumbness I create a new project (shared or portable, gets the same result). Try to add Xamarin.Forms.Maps to all projects, and get...
View ArticleListView.ItemAppearing works for a ViewCell but not triggered for a cell...
The ItemAppearing event for ListView is triggered for a ListView with ViewCell itemTemplate whose item template has not been rendered in iOS or Android but is not triggered when the ViewCell is...
View ArticleWinRT tablet/desktop doesn't always show TabbedPage TopAppBar on right...
I have a an app with a MasterDetailPage and a TabbedPage is set as Detail. On WinRT, the TopAppBar with the TabbedPage icons doesn't always show if I right click or swipe down from the top. I have to...
View ArticleChange and control device orientation programmatically in Xamarin.forms
Hi, Is there any cross-platform way to change/control device/UI orientation programmatically in Xamarin.forms ? Suppose i an writing a cross-platform app using Xamarin.forms where i have 2 pages. After...
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