Displays IK handles by type views.
All Windows – The display of IK handles is toggled for all windows.
Current Window – The display of IK handles is toggled only for the current window. To make a window current, click in it or on its title bar.
Toggles the display of the single-chain handle control information (that is, the plane indicator, pole axis, and so on).
You can see this control information only when the Control Type for a handle is Plane Rotation or Plane/Pole Rotation. You can see the control type in the Information Window.
