EntryMoveNextView.xaml

<?xml version="1.0" encoding="UTF-8"?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms" 
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" 
             xmlns:ios="clr-namespace:UIKit;assembly=Xamarin.iOS;targetPlatform=iOS"
             xmlns:controls="clr-namespace:samples.core.Controls;assembly=samples.core"
             x:Class="samples.core.Views.EntryMoveNextView">
    <ContentPage.Resources>
        <ResourceDictionary>
            <Style x:Name="MyEntry" TargetType="Entry">
                <Setter Property="HeightRequest" Value="45" />
            </Style>
            <Style TargetType="Label">
                <Setter Property="Margin" Value="-15,20,-15,0"/>
                <Setter Property="Padding" Value="15,4"/>
                <Setter Property="BackgroundColor" Value="#cdcdcd"/>
            </Style>
        </ResourceDictionary>
    </ContentPage.Resources>
    <ContentPage.Content>
        <ScrollView>
        <StackLayout Padding="15,25">
            <!-- ***************** -->
            <!-- Next Entry Sample -->
            <!-- ***************** -->
            <Label Text="Next Entry Label Sample"/>
            <Entry x:Name="Entry_First" ReturnType="Next" Placeholder="First Entry" HeightRequest="45"/>

            <!-- Custom Entry with Toolbar Command -->
            <controls:EntryMoveNextControl x:Name="Entry_Second" Placeholder="Second Entry" HeightRequest="45" Keyboard="Numeric" />

            <Entry x:Name="Entry_Third" ReturnType="Done" Placeholder="Third Entry" HeightRequest="45"/>

            <!-- ******************* -->
            <!-- Multi-Picker Sample -->
            <!-- ******************* -->
            <Label Text="MultiPickerControl Sample"/>
            <controls:MultiPickerControl x:Name="MultiPicker"/>

            <BoxView/>
            <Button Text="Save" VerticalOptions="End"/>
        </StackLayout>
            </ScrollView>
    </ContentPage.Content>
</ContentPage>

EntryMoveNextView.xaml.cs

namespace samples.core.Views
{
    public partial class EntryMoveNextView : ContentPage
    {
        public EntryMoveNextView()
        {
            InitializeComponent();

            Entry_First.ReturnCommand = new Command(() => Entry_Second.Focus());

            // Custom entry "Next" behavior
            Entry_Second.NextEntry = Entry_Third;
            Entry_Second.Effects.Add(Effect.Resolve("Effects.EntryMoveNextEffect"));
            // end


            On<iOS>().SetUseSafeArea(true);
        }
    }
}