LookupPageAndroid.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:model="clr-namespace:PCCE.Model"
             xmlns:viewmodel="clr-namespace:PCCE.ViewModel"
             x:DataType="viewmodel:LookupViewModel"
             x:Class="PCCE.LookupPageAndroid"
             Shell.FlyoutBehavior="Disabled"
             Loaded="ContentPage_Loaded">
    <ContentPage.Resources>
        <Style TargetType="Grid">
            <Setter Property="VisualStateManager.VisualStateGroups">
                <VisualStateGroupList>
                    <VisualStateGroup x:Name="CommonStates">
                        <VisualState x:Name="Normal" />
                        <VisualState x:Name="Selected">
                            <VisualState.Setters>
                                <Setter Property="BackgroundColor"
                                        Value="#7289da" />
                            </VisualState.Setters>
                        </VisualState>
                    </VisualStateGroup>
                </VisualStateGroupList>
            </Setter>
        </Style>
    </ContentPage.Resources>
    <Grid RowDefinitions="auto,*, 70"
          ColumnDefinitions=".35*,.25*,.2*,.2*"
          >
        <Entry Grid.ColumnSpan="4"
               x:Name="SearchEntry"
               Placeholder="Search..."
               MaxLength="40"
               FontSize="0"
               HorizontalOptions="FillAndExpand"
               ClearButtonVisibility="WhileEditing"
               TextChanged="SearchEntry_TextChanged"
               />
        <CollectionView x:Name="LookupCollectionView"
                        Grid.Row="1" 
                        Grid.ColumnSpan="4"
                        ItemsSource="{Binding ListedItems}"
                        SelectionMode="Single"
                        SelectionChanged="LookupCollectionView_SelectionChanged"
                        SelectedItem="{Binding ItemSelected}"
                        VerticalOptions="FillAndExpand"
                        >
            <CollectionView.ItemTemplate>
                <DataTemplate x:DataType="model:ListedItem">
                    <Grid Padding="10,1">
                        <Border HeightRequest="75">
                            <Grid Padding="0" ColumnDefinitions="75,*,0.9*">
                                <Image Aspect="AspectFill" Source="{Binding ItemImage}"
                                       WidthRequest="75"
                                       HeightRequest="75"/>
                                <VerticalStackLayout
                                    Grid.Column="1"
                                    VerticalOptions="Center"
                                    Padding="0">
                                    <Label Text="{Binding ItemIName}" FontSize="14"/>
                                    <Label Text="{Binding ItemID, StringFormat='Item ID : {0}'}" FontSize="12"/>
                                </VerticalStackLayout>
                                <VerticalStackLayout
                                    Grid.Column="2"
                                    VerticalOptions="Center"
                                    Padding="5">
                                    <Label Text="{Binding ItemDisplayName}" FontSize="18"/>
                                </VerticalStackLayout>
                            </Grid>
                        </Border>
                    </Grid>
                </DataTemplate>
            </CollectionView.ItemTemplate>
        </CollectionView>

        <Entry  Grid.Row="2"
                Grid.Column="0"
                x:Name="Incoming"
                Text="{Binding IncomingItemID}"
                TextChanged="Incoming_TextChanged"
                IsVisible="False"/>

        <Button Grid.Row="2"
                Grid.Column="2"
                Grid.ColumnSpan="2"
                Margin="10,10"
                FontSize="20"
                x:Name="BackBtn"
                Text="Select"
                TextColor="White"
                Command="{Binding SelectCommand}"
                HorizontalOptions="Fill"
                />
    </Grid>
</ContentPage>