Deep dive into Nokia Asha UI design: Designing apps

Improve your Nokia Asha UI application design

Jan Krebber Senior User Experience Consultant OCTO3

Overview

2 © Nokia 2013 UX checklist for Nokia Asha UI.pptx v.1 2013-05-29 Jan Krebber

•  People debugging your design with usability tests

•  About usability tests

•  Test preparation •  People debugging your design with usability tests •  Test session •  Test outcome •  Take home messages •  Live debugging

•  Take home messages •  Live debugging

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Exercise: Debug your design. But why?


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Start with usability and it will save you time – easily a 100 times.

4 © Nokia 2012 UX Basics.pptx v. 0.1 2012-10-05 firstname lastname

Effort to change a usabillity problem

Project time

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With good UX, your architecture is more stable and your code is cleaner .

You debugging your design with the UX checklist

You debugging your design

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Back stepping is done via the hardware key - and only via the hardware key.


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Place basic view elements where expected.


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No focus - use direct touch paradigm only.


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Indicate touch down event and trigger on touch release.


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View related actions go to Options. Item related actions go to item menu.


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Do not use double tap to open a menu. Use a long-press gesture.


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Do not combine tabs and actions in category bar.


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Exercise: What is wrong with the view?


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Make touch areas large enough and obey the minimum touch area.


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Use correct icon sizes and optimise your icon for Nokia Asha.


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Be aware of the Swipe; use flick carefully.


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Do not use radio button and check box icons in selection lists.


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Make text large enough for reading – even without magnifying glass.


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Make text large enough for reading – even without magnifying glass.

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Use high contrast for UI components.


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http://snook.ca/technical/colour_contrast/colour.html

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Make text easy to understand.


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Use consistent labels, expressions and commands.


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Clean the Options menu if your application does not require text input.


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Exercise: Are these colors WCAG 2 compliant? #00FF00 and #FF00FF?



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Minimize typing and use popup ChoiceGroups and pickers if possible.


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Use a short application name to avoid its truncation by the phone.


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Indicate progress.


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Indicate if the application is causing costs.


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Be positive in error situations.


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Avoid confirmation dialogs where possible.


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Allow user-set precision for location enabled apps.


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Exercise: Would you change any component?


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Can’t see the woods for the trees.


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Draw a UX map to see the woods.


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Step back, look at the UX map and simplify the structure.


Proposed structure

Current structure

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Check if you can merge views.


Proposed structure Current structure

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Exercise: Take out your credit card.


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Exercise: Take out your credit card. And pen and paper.


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Exercise: And create a paper prototype of your app’s splash screen.


People debugging your design with usability tests

Before we start

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Even your mom will give you more insights than nobody.


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Be ready to dump the most precious thing you have – your code.


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Learn to step back and observe.


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Everything else is simple – it is!


People debugging your design

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Usability is an analysis how to reach a goal.


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Old-school usability studies are usually not suitable for small software houses.


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You want to improve – not prove.


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2-3 participants are enough if you test multiple times.


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As a test facilitator you must have a neutral attitude and be eager to learn.


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Write down all the tasks and create stories from them.


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Invite from the target audience if you can – but do not get stuck with it.


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Do not use previous participants in the same project again.


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Run a pilot study.


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Test for 1 hour.


10 min: Welcome, introduction, sign agreement and warm-up 30 min: Tasks 10 min: Open issues, wrapping up and good-bye 10 min: Take additional notes and prepare the next session

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The participant talks – not you.


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Ask for open issues after the tasks are done.


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Reward your participants.


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The biggest issue is the most urgent.


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Test your tweak – a very simple hallway test might do the trick here.


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Exercise: Watch the video. What went wrong? How do you fix it?


Take home messages

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Inspect your app with the UX checklist.



Test early. Test often. Fail fast. Fail cheap.

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2-3 participants are enough if you test multiple times.


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Literature and links


UX Library for Nokia Asha: http://www.developer.nokia.com/Resources/Library/Asha_UI/#!index.html Nokia Asha Web app UX guidelines: http://www.developer.nokia.com/Resources/Library/Nokia_Asha_web_apps_library/#!design-library.html Nokia Asha UI component demos: https://projects.developer.nokia.com/asha_ui_component_demos

Thanks. [email protected] #krebbixux

Deep dive into Nokia Asha UI design: Designing apps

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Transcript of Deep dive into Nokia Asha UI design: Designing apps