building the ebay simple lister with silverlight
Post on 25-Feb-2016
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Building the eBay Simple Lister with Silverlight
Michael WolfPrinciple Architect WPF & Silverlight
Michael.Wolf@cynergysystems.com
It Takes a Team
“If you don’t have a triad of a designer, technologist, and business professional all coming to the table with equal skills and equal levels of creativity, the result will be a substandard product” – Bill Buxton 2010
• Jim Donaghy: Technical Lead• Jon Bradley: User Experience Designer• Casey Rayl / Michael Rumely: Developers
Sketching on a screen
• Think First sessions • Quick Ideation• Be ready and willing
to throw away• Deleting pixels is
always cheaper than deleting lines of code
Playing with sketches
Player Demos
2 minutes goal
• Original project goal was to list an item in 2 minutes.
• Achieved listing in 30 seconds through rapid ideation and a rich client based platform
Using Sketch flow forrapid ideation
• Demo
Organizing projects for designer developer workflow
• Designers Sandbox• Visual States• Project structure which shares a resources
assembly from sketchflow, to sandbox, to live app
Silverlight 4 Lessons learned
• Drag and Drop How to:
• Web cam security requests must be in the ui thread, but start/stop locks ui thread * no need for permission request on oob elevated
Silverlight 4 lessons learned 2
• Using xap signing shows trusted installer * more details to come from john papa
barcode lookup
• Silverlight 4 web cam capture and drag and drop used to capture images
• Barcode recognition : c# silverlight port of zxing http://code.google.com/p/zxing/
• I am working with the zxing team to submit port back
• Demo
Got Questions
• Questions? Need Answers?– Michael Wolf :
Michael.Wolf@cynergysystems.com @geekpunk
* We will be available in the commons after the session to continue the conversation
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