How to Enable shake detection in Xamarin Forms
This needs to be added to every page (in the .cs code behind) for every page you want to enable shake detection in Xamarin Forms, if you are using a MasterDetaail navigation hierarchy then you can get away with adding this the MainPage.xaml.cs to cover all the navigated to pages too.
Amend to suit but the example below would navigate to a fictional ‘Support’ Page when the device is shaken, requires the Xamarin Essentials package;
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| using System; | |
| using System.Threading.Tasks; | |
| using Xamarin.Forms; | |
| using Xamarin.Essentials; | |
| namespace MyMobileApp.Views | |
| { | |
| public partial class MainPage : MasterDetailPage | |
| { | |
| public MainPage() | |
| { | |
| InitializeComponent(); | |
| } | |
| protected override void OnAppearing() | |
| { | |
| Accelerometer.ShakeDetected += this.OnShaked; | |
| Accelerometer.Start(SensorSpeed.Default); | |
| base.OnAppearing(); | |
| } | |
| protected override void OnDisappearing() | |
| { | |
| Accelerometer.Stop(); | |
| Accelerometer.ShakeDetected -= this.OnShaked; | |
| base.OnDisappearing(); | |
| } | |
| private async void OnShaked(object sender, EventArgs e) | |
| { | |
| try | |
| { | |
| // your actions on shake go here, eg open a page | |
| await this.Navigation.PushModalAsync(new SupportPage()); | |
| } | |
| catch (Exception ex) | |
| { | |
| // your exception handler here | |
| } | |
| } | |
| } | |
| } |
Andy Flisher, the founder of Xyroh, is a mobile app developer, specialising in cross platform mobile apps, iphone apps, android apps, as well as web applications and desktop software for business clients across the North East – feel free to contact him to engage his services