/// <summary>
/// Return the icon associated with the current extension
/// </summary>
/// <param name="width">Size of the icon</param>
/// <returns>The extension icon, as Bitmap</returns>
private Bitmap ExtensionSystemIcon(uint width)
{
IconManager.IImageListSize size =
width <= 16 ? IconManager.IImageListSize.SHIL_SMALL :
width <= 32 ? IconManager.IImageListSize.SHIL_LARGE :
width <= 48 ? IconManager.IImageListSize.SHIL_EXTRALARGE :
IconManager.IImageListSize.SHIL_JUMBO;
BitmapSource icon = IconManager.GetFileIcon(extension, size, false);
return(IconManager.BitmapSourceToBitmap(icon));
}