<ServerManagerConfiguration>
  <ProxyGroup name="sources">
   <SourceProxy name="MyPNGReader" 
                class="vtkPNGReader"
                label="PNG reader">
     <Documentation
       short_help="Read a PNG file."
       long_help="Read a PNG file into an image data.">
       The PNG reader reads PNG (Portable Network Graphics) files, and the output is a uniform rectilinear (image/volume) dataset. The default file extension is .png.
     </Documentation>
     <StringVectorProperty
        name="FileName"
        animateable="0"
        command="SetFileName"
        number_of_elements="1">
        <FileListDomain name="files"/>
        <Documentation>
          This property specifies the file name for the PNG reader.
        </Documentation>
     </StringVectorProperty>
   <!-- End PNGReader -->
   </SourceProxy>
  </ProxyGroup>
</ServerManagerConfiguration>

