Conclusion

Similar to human-human communication, human-computer interaction depends on the relationship users have with their computers. However, a general classification of human-computer relationships could not be delivered.
It is, nevertheless, possible to identify user input as click acts analogous to Austin's speech acts. Depending on the user's relationship with a computer, most click acts are commands or requests. Thus, all click acts belong to the Searlean category of directives.
All click acts are implicit performatives and direct acts. Possible utterances are predefined by programmers.