![]() because an effect can be detached immediately after attached (happens in listview), only attach the handler one time.Ĭontainer.LongClick += Control_LongClick / Empty constructor required for the odd Xamarin.Forms reflection constructor search Public class AndroidLongPressedEffect : PlatformEffect We can use these in our native Effect implementations to invoke when the press is detected. Now we have 2 bindable properties – the Command that we want to bind when the long press is detected and the CommandParameter to pass into the Command. View.SetValue(CommandParameterProperty, value) Public static void SetCommandParameter(BindableObject view, object value) ![]() Return view.GetValue(CommandParameterProperty) Public static object GetCommandParameter(BindableObject view) Public static readonly BindableProperty CommandParameterProperty = BindableProperty.CreateAttached("CommandParameter", typeof(object), typeof(LongPressedEffect), (object)null) Public static void SetCommand(BindableObject view, ICommand value) Return (ICommand)view.GetValue(CommandProperty) Public static ICommand GetCommand(BindableObject view) Public static readonly BindableProperty CommandProperty = BindableProperty.CreateAttached("Command", typeof(ICommand), typeof(LongPressedEffect), (object)null) Public LongPressedEffect() : base("MyApp.LongPressedEffect") Public class LongPressedEffect : RoutingEffect ![]() Used for invoking commands on long press detection cross platform Let’s first create our shared Effect in our shared code: Luckily the solution is pretty simple using Xamarin.Forms Effects! Here’s a quick and helpful tool to use in your Xamarin.Forms applications! How many times have you wanted to add a long press handler? Seems like something that should be a simple Gesture built into the platform, but we have to fend for ourselves. Meadow.Tip – Playing Jingle Bells with a Piezo Speaker Using C#.Xamarin.Tip – Fixing Missing iOS App Icons.Xamarin.Tip – iOS Push Notification Device Token Extraction in iOS 13+.
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