SetMaxExtent.xaml

<ContentPage x:Class="ArcGIS.Samples.SetMaxExtent.SetMaxExtent"
             xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:esriUI="clr-namespace:Esri.ArcGISRuntime.Maui;assembly=Esri.ArcGISRuntime.Maui">
    <Grid Style="{DynamicResource EsriSampleContainer}">
        <esriUI:MapView x:Name="MyMapView" Style="{DynamicResource EsriSampleGeoView}" />
        <Border Style="{DynamicResource EsriSampleControlPanel}">
            <Grid ColumnDefinitions="auto,auto"
                  ColumnSpacing="5"
                  VerticalOptions="Start">
                <Label Grid.Column="0"
                       Text="Max Extent Enabled"
                       VerticalOptions="Center" />
                <Switch x:Name="MaxExtentSwitch"
                        Grid.Column="1"
                        Toggled="MaxExtentSwitchToggled"
                        VerticalOptions="Center" />
            </Grid>
        </Border>
    </Grid>
</ContentPage>