<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Window1" Height="250" Width="250" Loaded="Window_Loaded">
    <Canvas Name="canvas1">
    </Canvas>
</Window>
//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;

namespace WpfApplication1
{

    public partial class Window1 : Window
    {
        Button button1 = null;
        Button button2 = null;
        Button button3 = null;

        public Window1()
        {
            InitializeComponent();
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            button1 = new Button { Content = "Button", Width = 70, Height = 23 };
            Canvas.SetLeft(button1, 119);
            Canvas.SetTop(button1, 24);
            canvas1.Children.Add(button1);
            button2 = new Button { Content = "Wider" };
            Canvas.SetLeft(button2, 44);
            Canvas.SetTop(button2, 69);
            canvas1.Children.Add(button2);
            button3 = new Button { Content = "Button" };
            Canvas.SetLeft(button3, 78);
            Canvas.SetTop(button3, 119);
            button3.Padding = new Thickness(10, 2, 10, 2);
            canvas1.Children.Add(button3);
        }
    }
}

   
    
     

   
      
<Application x:Class="SimpleXamlApp.MyApp"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    StartupUri="MainWindow.xaml" Exit ="AppExit"
    >
  <x:Code>
    void AppExit(object sender, ExitEventArgs e)
    {
      MessageBox.Show("App has exited");
    }
  </x:Code>
</Application>

   
    
    
    
    
    
     

   
      



<Page
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
  <StackPanel 
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <TextBlock>
      Hello, World!
    </TextBlock>
  </StackPanel>
</Page>

   
    
    
    
    
    
     

   
      

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      HorizontalAlignment="Center" VerticalAlignment="Center">

    <Button xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
            xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
        <Button.Background>
          <x:Null/>
        </Button.Background>
        <Button.Height>
          <x:Static Member="SystemParameters.IconHeight"/>
        </Button.Height>
        <Button.Content>
          <Binding Path="Height">
              <Binding.RelativeSource>
                <RelativeSource Mode="Self"/>
              </Binding.RelativeSource>
          </Binding>
        </Button.Content>
    </Button>

</Page>

   
    
    
    
    
    
     

   
      

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
      HorizontalAlignment="Center" VerticalAlignment="Center">



<Button xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Background="{x:Null}"
        Height="{x:Static SystemParameters.IconHeight}"
        Content="{Binding Path=Height, RelativeSource={RelativeSource Self}}"/>

</Page>

   
    
    
    
    
    
     

   
      
<Button xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        Foreground="LightSeaGreen" FontSize="24pt">
    Hello, XAML!
</Button>

   
    
    
    
    
    
     

   
      

<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        x:Class="EmbeddedCodeWindow"
        Title="Embed Code in XAML"
        SizeToContent="WidthAndHeight"
        ResizeMode="CanMinimize"
        Loaded="WindowOnLoaded">
    <StackPanel>

        <Button HorizontalAlignment="Center"
                Margin="24"
                Click="ButtonOnClick">
            Click the Button
        </Button>

        <Ellipse Name="elips" 
                 Width="200"
                 Height="100"
                 Margin="24" 
                 Stroke="Red"
                 StrokeThickness="10" />

        <ListBox Name="lstbox" 
                 Width="150"
                 Height="150"
                 Margin="24"
                 SelectionChanged="ListBoxOnSelection" />

        <x:Code>
        void WindowOnLoaded(object sender, RoutedEventArgs args)
        {
            foreach (System.Reflection.PropertyInfo prop in typeof(Brushes).GetProperties())
                lstbox.Items.Add(prop.Name);
        }
        void ButtonOnClick(object sender, RoutedEventArgs args)
        {
            Button btn = sender as Button;
            MessageBox.Show("The button labeled &#039;" + btn.Content + "&#039; has been clicked.");
        }
        void ListBoxOnSelection(object sender, SelectionChangedEventArgs args)
        {
            string strItem = lstbox.SelectedItem as string;
            System.Reflection.PropertyInfo prop = typeof(Brushes).GetProperty(strItem);
            elips.Fill = (Brush)prop.GetValue(null, null);
        }
        </x:Code>

    </StackPanel>
</Window>