The meaning of Body selection modes on Geometry and AutoUV window

[tkbd]

In Wings3D Geometry, AutoUV and Segmenting window,These has selection modes(Vertex/Edge/Face/Body/Multi) that each itself.

How to knows the mode state?

• Until v2.0.5 ,In each window has IconBar indicating the selection mode state.(Until v2.0.5)
• v2.1.x later, IconBar is shared these windows, and when cursor focusing on each window, the icon display changes according to each selection mode.
  

Things to keep in mind.

• The selected area of Geomery window and AutoUV window are linked each.
• In the vertex, edge and face selection modes, the selection target works the same way.
• But the meaning of body selection mode,It isn't equal on Geometry and AutoUV.
  

What is the definitive difference of Body selection mode ?
(Common to WIngs3D v1.x and v2.x)

• In Geometry window : Select whole an object.
• In AutoUV window : Select per an UVchart island.
• In Segmenting window : Not available.(Body Icon is grayout and can't choose it)