vimwiki/tech/8_rules_ui.wiki

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= 8 golden rules =
* Consistency
* Make the UI consistent
* Same icons, same arrangement
* same layout across suite of applications
* shortcuts
* great for power users
* Make them consistent
* informative feedback
* give feedback to user about action being/about to be performed
* folders are highlighted when clicked
* dialogue
* something to get attention of user
* provide simple options to resolve issue
* error handling
* gracefully deal with errors
* keep the user still engaged
* Permit reversal of actions
* IE ctrl z
* Support internal locus control
* double check that the user wants to perform dangerous actions
* reduce short term memory load
* Make common actions easily accessible
* Don Norman
* author of the design of everyday things
* devised two gulfs
* execution
* evaluation
* questions to ask
* What to accomplish?
* What are alternatives
* what can i do?
* How do i do it?
* What happened
* what does it mean?
* Is it okay?
* Principles
* discoverable
* easy to determine possible actions
* feedback
* give full and continuous feedback about results
* conceptual
* design projects all the info to create a good model of the system
* lend itself to understanding and control
* affordance
* proper affordances with desired possible actions
* signifiers
* make feedback well communicated and intelligible
* mappings
* relationship between controls and actions
* constraints
* providing constraints to not allow user to do certain things
* ask user before dangerous actions