Transcript
On designing User Interfaces
Rajesh LalSenior UI/UX Engineer
Agenda
What is User Interface Design Interface Design Fundamentals Standard Design Principles Windows Technologies for UI development
User Interface Design
interact
Definition:
Process of designing the interaction between a User & a Product
Interface Design Fundamentals
Identify the users
Ask the users
Design for the user
Identify Your User• Who are the Users ?• How much computer experience do they have?• How do they perform their jobs now?• What other software they will be using?• What specific knowledge they have?• What is their existing software & hardware
– Operating System– Drivers– Screen resolutions– Monitors
Ask the User
Only the users know what they need and whatthey want and The only way to find out what the users need and want is to ask the users and design accordingly.
Design For the User
Provide an intuitive interface
– Provide easiest interaction possible
– Help the users complete their tasks
Standard Design Principles
80/20 Rule Simplicity Accessibility Consistency Feedback Forgiveness
Standard Design Principles
User Interface Design
• Find the Top 20 %• Show that First
• similar layout, terminology• interaction, and navigation
• Maximum number of users• Keyboards accessibility• Multiple Visual Cues• Redundancy
• Don’t let user make mistakes• Enable buttons when required• Disable Transaction button• when clicked once
• Immediate Feedback • Update user with current status• More important if you are • working in the background
• Keep It Simple• Keep it Clear•Avoid user’s distraction•Proper tradeoff betweenfunctionality and simplicity
Windows Technologies for UI development
Windows Presentation Foundation Windows Forms Rich Internet Application (RIA)
Adobe Flash /AIR Silverlight JavaFX
AJAX Server Pages
ASP.NET PHP CGI
HTML
User Interface development Technologies
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