PushModalAsync with NavigationPage
In my app I want to use a navigation page for normal navigation. Occasionally I want to show a modal page and I'd like this page to be smaller than a normal page and have a transparent border so you...
View ArticleWhat is Push/Pop Modal?
What different between Navigation.PushAsync() and Navigation.PushModalAsync(). What means this modallity?
View ArticleBind image to email validator boolean
I'm trying to replicate the email validator behavior in c# and, being the rookie that I am, have had trouble making sense of the XAML example to use in my c# page. I can't figure out how to bind an...
View ArticleLocalization
I'm using Xamarin Forms to deliver an app on Android and iOS that offers English and Arabic. That means I have resx files for strings, localized images assets and layout changes all contingent on the...
View ArticleObservable Collections not updating UI in Listbox (WinRT, 8.1)
Hi All, I have a page that has a ListView on it, that is bound to an ObservableCollection. In WinRT (Windows 8.1) I have noticed that when returning to a page that is already in the navigation stack...
View ArticleHow to set a public string value?
I have the following Content Page TitlePage.cs public string synced { get; set; } public TitlePage() { DependencyService.Get().sync(); Button btnStart = new Button { Text = "Vendors", FontSize =...
View ArticleBinding an Image to a byte[] property on a model
... is there any guidance on how to achieve this?
View ArticleLoad Image form byte[] array.
Hi, there is the posibility to load in the Xamarin.Forms Image an Image from a byte[] array? Thanks
View ArticleImage animations in Xamarin.Forms
I am in the evaluation phase for a port of an Android app to Xamarin. In the Android app, various animated images (available as multiple pngs) are shown as central part of the user interface. Android...
View ArticleHiding the iOS StatusBar
I have a MasterDetail Forms app, XF 1.4. I can't seem to hide the status bar at the top of the app. iOS 8.0 and above. Ideas? I tried the old way: UIApplication.SharedApplication.SetStatusBarHidden(...)
View ArticleobservableCollection requirements
Hi Folks, I've created my own collection class that I'd like to be able to use as the ItemSource of a listView. What are the requirements to make my class work with the listview as an observable...
View ArticleListView Virtualization for Loading on Scroll
Hello all! So I'm trying to figure out how to allow for loading individual cells as you scroll through a listview. I have a database with thousands of items, and so I don't want all of them to load at...
View ArticleHow to correctly require authorization to use geolocator plugin in ios?
Hello, I'm currently use Montemagno Geolocator plugin on my app, and until the last version all seems to work fine. Some days ago I released a new version, with some bugfix and using new versions of...
View ArticleRESX Localization using a Shared Project (not PCL)
This article only covers how to do localization with a Core library of type PCL, I however, am using the Shared project type as the Core library, and it does not support .resx files, only .resw files....
View ArticleDisable/Enable IsGestureEnabled on MasterDetail not working on iOS
Hi. On iOS I needed to disable the gesture enable to open the master page on a MasterDetailPage as its content contains a swipe detector and interferes with it. If I don't disable the gesture it works...
View ArticleHow to make the screen visible for 20 seconds or more in the Xamarin forms
Hi I have 3 content pages here first.cs second.cs third.cs In First.cs I have following code snippet. Button b=new Button(){ Title="Submit" }; b.clicked+=(){ //Here I would like to call the second page...
View ArticlePropagate touch from top view
Hello, I have a grid in top of another grid. Both grids have views that should respond to tap gestures. The problem is that the views that are in the grid "below" can't be touched. I have tried to set...
View ArticleSet ButtonType in ButtonRenderer - iOS specific
Hello everyone, I'm currently trying to implement customs controls (Buttons, Labels, etc.) which looks and behave on all plattform similar. I startet with Android and a custom button, which works fine....
View ArticleCross-platform Keyboard dismiss
Is there a cross-platform mechanism for dismissing the keyboard when controls not requiring the keyboard are used? I am looking at a Windows Phone app running in the emulator, where the keyboard...
View ArticleHow to Close Application In Xamarin Forms
How to close the application in Xamarin forms ?
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