| Value | Meaning |
|---|---|
| StepForward0 | Increment by the adjustments step increment. |
| StepBackward1 | Decrement by the adjustments step increment. |
| PageForward2 | Increment by the adjustments page increment. |
| PageBackward3 | Decrement by the adjustments page increment. |
| Home4 | Go to the adjustments lower bound. |
| End5 | Go to the adjustments upper bound. |
| UserDefined6 | Change by a specified amount. |
The values of the GtkSpinType enumeration are used to specify the change to make in gtk.spin_button.SpinButton.spin.