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Layout and Design. Chris North cs3724: HCI. Presentations. john charonko jaime spicciati Vote: UI Hall of Fame/Shame?. Quiz. 2 types of components controls executables How to access data in a DB? connection Table, query -> recordset Recordset.field(“lastname”).value

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layout and design

Layout and Design

Chris North

cs3724: HCI

presentations
Presentations
  • john charonko
  • jaime spicciati
  • Vote: UI Hall of Fame/Shame?
slide3
Quiz
  • 2 types of components
      • controls
      • executables
  • How to access data in a DB?
      • connection
      • Table, query -> recordset
      • Recordset.field(“lastname”).value
      • Recordset.movenext
shneiderman s oai
Shneiderman’s OAI
  • Objects
  • Actions
  • Affordances
dialog layout
Dialog Layout

File Type:

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Bitmaps *.bmp

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Drive:

File Type:

C: Hard disk

Bitmaps *.bmp

File:

Blahblah.bmp

Open

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Guides the user

through the sequence

Out of order sequence

dialog layout1
Dialog Layout
  • Fitt’s law
  • Too many clicks
  • Scroll bar = bad
  • Where am I?
  • Where are the files?
layout design
Layout Design
  • Left aligned, grouping
  • Top-left first
  • Order sequence
  • Fitt’s law
  • Click counting
fitt s law
Fitt’s Law
  • Time to point:
      • Proportional to distance to target
      • Inversely proportional to size of target
  • Time to point = c1 + c2 log (2 distance / size)
scroll bars
Scroll bars
  • Fitt’s law analysis:
      • Arrows and thumb distant, small
  • Ideas:
      • Bookmarks
      • Page delimiters
      • Put arrows together
      • Jump to point
  • Mouse wheel
      • Match device to task
      • Good: scrolling, reading, scanning
      • Bad: jump to point
slide11
Next
  • Project 1 due feb 7 (thurs)

Presentations:

  • Thurs: terrence witt, mohamed hassoun
  • Next Tues: jerome holman, john gibson
  • Next Thurs: john randal, tom shultz