XAML
--------------------------------------------------------
<Window x:Class="wpf_kurs_v.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <Border Height="30" Width="140" BorderBrush="Gray" BorderThickness="1">
            <StackPanel Background="LightGray" Orientation="Horizontal" Button.Click="CommonClickHandler">
                <Button Name="YesButton" Width="40" >Yes</Button>
                <Button Name="NoButton" Width="40" >No</Button>
                <Button Name="CancelButton" Width="60" >Cancel</Button>
            </StackPanel>
        </Border>
    </Grid>
</Window>


CSS
------------------------------------------------------------
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 wpf_kurs_v
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void CommonClickHandler(object sender, RoutedEventArgs e)
        {
            FrameworkElement feSource = e.Source as FrameworkElement;
            switch (feSource.Name)
            {
                case "YesButton":
                    MessageBox.Show( "Yes, yes , yes !" );
                    break;
                case "NoButton":
                    MessageBox.Show( "Oh no !" );
                    break;
                case "CancelButton":
                    MessageBox.Show( "But why ?? o_O" );
                    break;
            }
            e.Handled = true;
        }
    }

}

=====================================================================================
nazwa Routed Events

<Window x:Class="RoutedEvents.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="RoutedEvents"
        Width="400" Height="400" FontSize="12" MouseDown="OnMouseDown" MouseUp="OnMouseUp">
    <Window.Resources>
        <Style TargetType="{x:Type Label}">
            <Setter Property="HorizontalAlignment" Value="Center"/>
            <Setter Property="Margin" Value="3"/>
            <Setter Property="Width" Value="200"/>
            <EventSetter Event="MouseDown" Handler="OnMouseDown"/>
        </Style>
    </Window.Resources>
    <StackPanel VerticalAlignment="Center" Margin="10" Background="LightGray" MouseDown="OnMouseDown">
        <Label Content="Red" Background="Red" />
        <Label Content="Green" Background="Green"/>
        <Label Content="Blue" Background="Blue" />
        <ListBox Name="listBox" Background="Khaki" Height="200" Margin="10"/>
    </StackPanel>
</Window>

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 RoutedEvents
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void OnMouseDown(object sender, MouseButtonEventArgs e)
        {
            string message = "Sender: " + sender.ToString() + "\r\n" + "Source: " + e.Source + "\r\n" + "OriginalSource: " + e.OriginalSource + "\r\n";
            listBox.Items.Add(message);
        }

        private void OnMouseUp(object sender, MouseButtonEventArgs e)
        {
            listBox.Items.Clear();
        }
    }
}

============================================================
przyklad na buble

<Window x:Class="RoutedEvents.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="RoutedEvents"
        Width="100" Height="100" Button.Click="ButtonClickAttachedOnWindow">
    <StackPanel VerticalAlignment="Center" Margin="10" Background="LightGray" Button.Click="ButtonClickAttachedOnStackPanel">
        <Button HorizontalAlignment="Center" Content="Click Me !" Click="ButtonClick1"/>
        <Button HorizontalAlignment="Center" Content="Click Me !" Click="ButtonClick2"/>
    </StackPanel>
</Window>

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 RoutedEvents
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void ButtonClickAttachedOnStackPanel(object sender, RoutedEventArgs e)
        {
            MessageBox.Show("Button Click Attached On StackPanel");
        }

        private void ButtonClickAttachedOnWindow(object sender, RoutedEventArgs e)
        {
            MessageBox.Show("Button Click Attached On Window");
        }

        private void ButtonClick1(object sender, RoutedEventArgs e)
        {
            MessageBox.Show("Original Button Click 1");
        }

        private void ButtonClick2(object sender, RoutedEventArgs e)
        {
            MessageBox.Show("Original Button Click 2");
        }
    }
}


http://msdn.microsoft.com/en-us/library/ms742806.aspx
http://www.wpftutorial.net/RoutedEvents.html
http://msdn.microsoft.com/en-us/library/ms752288.aspx
http://patryknet.blogspot.com/2010/07/dlaczego-warto-uzywac-dependency.html
http://msdn.microsoft.com/en-us/library/ms742550.aspx