While you are styling hair at the Guides sub-object level, right-clicking a viewport displays a quad menu that contains shortcuts to many styling controls that are also found on the Styling rollout.
Interface

Utilities quadrant
The first two choices are shortcuts to the buttons in the Hair Groups group:
The other choices in this quadrant are shortcuts to the buttons in the Utilities group:
Styling quadrant
The choices in this quadrant are shortcuts to most of the controls in the Styling group:
- Ignore Back
- Soft Falloff
- Scale
- Rotate
- Clump
- Puff
- Stand
- Translate
-
Cut
To exit Cut mode and return to the hair brush, choose one of the other styling modes in this quadrant.
Tip: While the brush is active, you can resize it in viewports by holding down Ctrl+Shift and dragging the mouse.
Selection Utils quadrant
These choices are shortcuts to the buttons under “Selection Utilities” in the Selection group: