Same as setting any control's dimmed attribute.
SetCtrlAttribute (panel, PANEL_RING, ATTR_DIMMED, 1);
These are too simple questions. You would learn the answer much quicker if you first looked at the available offline CVI help or searched among sample projects first.
Solving such relatively simple questions through such sources makes your application development process much faster.
S. Eren BALCI
IMESTEK
