Event Setter from Resources

   
  
<Window xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        x:Class="WpfApplication1.EventSetterDemo"
        Title="EventSetter Demo">
    <Window.Resources>
        <Style TargetType="{x:Type Button}">
            <EventSetter Event="Click" Handler="ButtonOnClick" />
        </Style>
    </Window.Resources>

    <StackPanel>
        <Button>Button 1</Button>
        <Button>Button 2</Button>
        <Button>Button 3</Button>
    </StackPanel>
</Window>
//File:Window.xaml.cs
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;

namespace WpfApplication1
{
    public partial class EventSetterDemo : Window
    {

        public EventSetterDemo()
        {
            InitializeComponent();
        }
        void ButtonOnClick(object sender, RoutedEventArgs args)
        {
            Button btn = args.Source as Button;
            Console.WriteLine(btn.Content);
        }
    }
}