SIMS 213: User Interface Design & Development Marti Hearst Thurs Feb 22, 2001

Wireframing What is the main idea? – Separate content from layout and display – Nielsen: What does the layout communicate? Test if a page of content becomes more usable because of the layout A template (for a home page) should contain what items? – Bloopers Ch. 3, Sano reading from SIMS 202 Use the page layout to signal the flow of interaction Group conceptually related items together See lecture on graphic design as well

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Nielsen Wireframing Example Different parts of the designs scored better Best parts were taken from each design and combined Resulted in an overall better score

A view of how to tie it together Kelly Goto & Eric Ott of Macromedia

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Modes What are they? When are they necessary? Why can they be problematic? How can these problems be fixed?

Toolglass + Magic Lenses An innovative way to deal with modes: – Make selection of operations visible as you are doing the operations – Work by Fishkin, Stone, and Bier at Xerox PARC

Toolglass & Magic Lenses A palette of tools Applying the fill-color tool Composing two tools – Fill-color and magnify

Toolglass + Magic Lenses Magic Lenses are windows which know about what’s below them, and/or what’s above them. – Using them makes the mode explicit – They can alter input, output, or both. – They can be combined See video