title: How to Customize window title Extended,Gradient
body: <p><img src="https://i.stack.imgur.com/2ycDg.jpg" alt="i have to make window appearance like below image "></p>
  
  <pre><code>Window x:Class="WPF_UI.MainWindow"
          xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
          xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
          Title="Mian Window" WindowStyle="None" AllowsTransparency="True" Width="775" Height="500"
  </code></pre>
  
  <p>I have customize my window title Extended,Gradient.How should do in wpf. </p>
  
  <p>i have to make window appearance like abv image</p>