Thumb wheel
A thumb wheel is a wheel that can be moved between a start and end value. It is an alternative presentation of a slider.
 
         To create a thumb wheel
To create a thumb wheel
- 
                Click on the thumb wheel symbol  in the GEDI. in the GEDI.
- 
                Click in the panel work area. Specify the size of the thumb wheel 
- 
                Open the Property Sheet 
- 
                Enter the object name (Name). 
- 
                On the "Extended" tab define the attributes of the thumb wheel such as "cogCount", "orientation" and "transmissionRatio". (see Control/Control Graphics/Thumb wheel functions). 
A double-click on the thumb wheel in the panel during engineering opens the valueChanged script.
