CS 3724 Lecture Notes for Sep 27
I. Review of DM systems
- Continuous visibility of the objects and actions of interest
- Rapid, reversible, incremental actions
- Replacement of comman-language syntax by direct manipulation of
the object of interest
Problems with DM
- Wasted screen space
- Difficult to convey some meanings
- Visual representations misleading
- Mouse can be slower than typing
- Not self-explanatory
Not good at:
- Repetition
- History storage and display
- Certain tasks with no manual equivalent
- Macro creation
II. Alternatives to DM
Menus
Agents and AI
The Next Generation