UWP - ListView HeaderTemplate example

MainPage.xaml

<Page
    x:Class="UniversalAppTutorials.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:UniversalAppTutorials"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    mc:Ignorable="d">
    <StackPanel 
        x:Name="stack_panel1" 
        Margin="50" 
        Orientation="Vertical"
        Background="AliceBlue"
        Padding="25"
        >
        <ListView
            x:Name="ListView1"
            Background="Snow"
            >
            <ListView.HeaderTemplate>
                <DataTemplate>
                    <StackPanel
                        Background="Crimson"
                        BorderBrush="DarkRed"
                        BorderThickness="0,0,0,2"
                        >
                        <TextBlock
                            Foreground="Snow"
                            FontStyle="Italic"
                            FontWeight="Bold"
                            FontSize="25"
                            Text="Select a color from this list."
                            Padding="7"
                            FontFamily="Calibri"
                        />
                    </StackPanel>
                </DataTemplate>
            </ListView.HeaderTemplate>
        </ListView>
    </StackPanel>
</Page>

MainPage.xaml.cs

using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Media;
using Windows.UI;
using Windows.UI.Xaml;


namespace UniversalAppTutorials
{
    public sealed partial class MainPage : Page
    {
        public MainPage()
        {
            this.InitializeComponent();

            // Initialize a new string array
            string[] colors = {
                "Red",
                "Green",
                "Orange",
                "Bisque",
                "Beige",
                "Coral"
            };

            // Get the list view item collection
            ItemCollection ic = ListView1.Items;

            // Loop through the array items
            for (int index = 0; index < colors.Length; index++)
            {
                // Initialize a new ListViewItem instance
                ListViewItem item = new ListViewItem();

                // Add the content to item
                item.Content = colors[index];

                // Set the list item height
                item.Height = 50;

                if (index % 2 == 0)
                {
                    // Set the regular item background
                    item.Background = new SolidColorBrush(Colors.SeaGreen);
                }
                else
                {
                    // Set the alternate item background
                    item.Background = new SolidColorBrush(Colors.MediumSeaGreen);

                    // Set the alternate item content alignment
                    item.HorizontalContentAlignment = HorizontalAlignment.Right;
                }

                // Finally, add the item to the list view item collection
                ic.Add(item);
            }
        }
    }
}