prs/prs.mobile/comal.timesheets/CustomControls/StringList.xaml

<?xml version="1.0" encoding="UTF-8"?>
<ContentView xmlns="http://xamarin.com/schemas/2014/forms" 
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="comal.timesheets.StringList">
    <ContentView.Content>
        <Frame Margin="0" Padding="2" CornerRadius="3" BorderColor="LightGray">
            <Grid>
                <Grid.RowDefinitions>
                    <RowDefinition Height="auto"/>
                    <RowDefinition Height="auto"/>
                </Grid.RowDefinitions>

                <StackLayout Grid.Row="0" x:Name="stackLayout" VerticalOptions="CenterAndExpand"/>

                <Button Grid.Row="1" Text="Add" HorizontalOptions="Center" Clicked="AddBtn_Clicked"/>
            </Grid>
        </Frame>
    </ContentView.Content>
</ContentView>