WPF C#

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WPF" Height="150" Width="250">
    
                           Placement="Right" StaysOpen="True" Width="200" >
            
                
                                                       FontSize="16" HorizontalAlignment="Stretch" 
                                   Margin="5" Text="A WPF Popup" />
                                                        DockPanel.Dock="Bottom" Margin="5" 
                                HorizontalAlignment="Right" MaxHeight="23"/>
                                                       Source="c:\image.gif" />
                    
            
        
        
            
                
                                            
                    
                
            

            
        

    


//File:Window.xaml.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Windows.Controls.Primitives;
namespace WpfApplication1
{
    public partial class Window1 : Window
    {
        public Window1()
        {
            InitializeComponent();
        }
        private void btnClosePopup_Click(object sender, RoutedEventArgs e)
        {
            myPopup.IsOpen = false;
        }
        private void btnShowPopup_Click(object sender, RoutedEventArgs e)
        {
            if (sender == btnShowPopup){
            
                myPopup.IsOpen = true;
            } 
        }
    }
}