![]() Rest assured, touch is not going to replace the keyboard and mouse anytime soon (although you can add virtual keyboards). To consider the UI, think about how people interact with objects in the real world. Consider how the application could also support multi-user multi-touch. ![]() What are some of the things to think about when you are designing applications for touch? First (and always) know the problem you trying to solve if you are considering a touch based application. For certain applications, touch provides a more intuitive UI. ![]() The iPhone is an example of one of the new form factors that are being created. Touch is also perceived to be part of the next evolution of desktop computing. Also, the hardware is here and more is being built both in handheld and desktop form factors. Why touch? First, it's cool (you can see touch examples in recent movies including Quantum of Solace and Minority Report). Let's take a quick look at what developers should consider when adding touch to existing applications and they are building new applications. There are also higher end multitouch and multiuser systems like the Microsoft Surface and Perceptive Pixel's Multi-Touch Wall and Workstation. With the advent of the iPhone and Windows 7, multitouch applications are entering the mainstream of hand-held and desktop computing. You see many of these early single touch applications in supermarkets, bank ATMs, restaurants and airport check-in kiosks. Touch applications have been around for decades.
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