1. for graphical input devices
Buxton’s 3 State Model
for
graphical input devices

2. Mouse States
Button Up
State 1
State 2
Button Down
Tracking
Dragging

3. Mouse States State 1 State 2 Tracking Button Down Dragging Button Up
Click

4. Mouse States
State 1
State 2
Tracking
Button Down
Dragging
Button Up

5. Mouse States Raise Mouse State 1 State 2 Tracking Button Down Dragging
Button Up
State 0
Mouse Area
Lower Mouse
Out of
Range

6. Timing
State 1 2
Time
State 1 2
Time

7. Graphics Tablet States
Stylus Lift
State 1
State 2
Tracking
Tip Switch Close
Dragging
Tip Switch Open
State 0
Stylus On
Out of
Range