Introduction
To display image in your application you need to add your images to resource with you folder path where the images exist.
Syntax for adding images to resource
<BitmapImage x:Key="KeyName" UriSource="ImagePath"/>
Code
<Window.Resources>
<ResourceDictionary>
<BitmapImage x:Key="Connected" UriSource="/Image/connected.png"/>
<BitmapImage x:Key="Disconnected" UriSource="/Image/disconnected.png"/>
<BitmapImage x:Key="Login" UriSource="/Image/login.png"/>
<BitmapImage x:Key="Logout" UriSource="/Image/logout-b.png"/>
</ResourceDictionary>
</Window.Resources>
Above code is for adding images to resource.
Code for use resource in image control
<Image Stretch="Uniform" DockPanel.Dock="Top" Source="Image/Fill.png" ></Image>