ConfigureSubnetworkTrace.xaml

<ContentPage x:Class="ArcGIS.Samples.ConfigureSubnetworkTrace.ConfigureSubnetworkTrace"
             xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml">
    <Grid VerticalOptions="FillAndExpand">
        <ScrollView>
            <StackLayout>
                <Border Padding="10"
                        StrokeThickness="0">
                    <Grid ColumnSpacing="5" RowSpacing="5">
                        <Grid.ColumnDefinitions>
                            <ColumnDefinition Width="auto" />
                            <ColumnDefinition Width="auto" />
                        </Grid.ColumnDefinitions>
                        <Grid.RowDefinitions>
                            <RowDefinition />
                            <RowDefinition />
                            <RowDefinition />
                        </Grid.RowDefinitions>
                        <Label Grid.Row="0"
                               Grid.Column="0"
                               FontSize="Medium"
                               Text="Trace options" />
                        <Label Grid.Row="1"
                               Grid.Column="0"
                               Text="Include barriers"
                               VerticalTextAlignment="Center" />
                        <Switch x:Name="IncludeBarriers"
                                Grid.Row="1"
                                Grid.Column="1"
                                IsToggled="True"
                                Toggled="IncludeBarriersChanged" />
                        <Label Grid.Row="2"
                               Grid.Column="0"
                               Text="Include containers"
                               VerticalTextAlignment="Center" />
                        <Switch x:Name="IncludeContainers"
                                Grid.Row="2"
                                Grid.Column="1"
                                IsToggled="True"
                                Toggled="IncludeContainersChanged" />
                    </Grid>
                </Border>
                <Border Padding="10" 
                        StrokeThickness="0"
                        BackgroundColor="{AppThemeBinding Light=#dedede,
                                                          Dark=Black}">
                    <StackLayout Spacing="5">
                        <Label FontSize="Medium" Text="Define new condition" />
                        <Label FontAttributes="Italic" Text="(Example barrier condition for this data: 'Transformer Load' Equal '15')" />
                        <Grid ColumnSpacing="10">
                            <Grid.RowDefinitions>
                                <RowDefinition Height="auto" />
                                <RowDefinition Height="auto" />
                                <RowDefinition Height="auto" />
                            </Grid.RowDefinitions>
                            <Picker x:Name="Attributes"
                                    Grid.Row="0"
                                    HorizontalOptions="Start"
                                    ItemDisplayBinding="{Binding Name}"
                                    MinimumWidthRequest="100"
                                    SelectedIndexChanged="OnAttributeChanged" />
                            <Picker x:Name="Operators"
                                    Grid.Row="1"
                                    HorizontalOptions="Start"
                                    MinimumWidthRequest="100" />
                            <Picker x:Name="ValueSelection"
                                    Grid.Row="2"
                                    HorizontalOptions="Start"
                                    ItemDisplayBinding="{Binding Name}"
                                    MinimumWidthRequest="100" />
                            <Entry x:Name="ValueEntry"
                                   Grid.Row="2"
                                   Margin="3"
                                   HorizontalOptions="Start"
                                   HorizontalTextAlignment="Center"
                                   IsVisible="False" 
                                   BackgroundColor="{AppThemeBinding Light=White,
                                                                     Dark=#3c3c3c}"/>
                        </Grid>
                        <Button Clicked="OnAddCondition" Text="Add condition" />
                    </StackLayout>
                </Border>
                <ScrollView Padding="10"
                            HeightRequest="150">
                    <StackLayout Spacing="10">
                        <Label FontSize="Medium" Text="Barrier conditions" />
                        <Label x:Name="ConditionBarrierExpression" Text="" />
                    </StackLayout>
                </ScrollView>
                <Border Padding="10" 
                        StrokeThickness="0"
                        BackgroundColor="{AppThemeBinding Light=#dedede,
                                                          Dark=Black}">
                    <Grid RowSpacing="5">
                        <Grid.RowDefinitions>
                            <RowDefinition />
                            <RowDefinition />
                        </Grid.RowDefinitions>
                        <Button Grid.Row="0"
                                Clicked="OnTrace"
                                Text="Trace" />
                        <Button Grid.Row="1"
                                Clicked="OnReset"
                                Text="Reset" />
                    </Grid>
                </Border>
            </StackLayout>
        </ScrollView>
    </Grid>
</ContentPage>