User Interface Design for Programmers 2011 phần 7 docx

... Imaginary Users The best UI designers in the industry may bicker among themselves, but they all agree on one thing: you have to invent and describe some imaginary users before you can design your ... Obviously, designing software for Pete is quite different from designing software for Patricia, who, in turn, is quite different from Mike, a sixteen-year-old who runs Linux at home,...

Ngày tải lên: 14/08/2014, 00:21

... talent to improve any user interface, from traditional GUI applications to Web sites to consumer electronics. Table of Contents User Interface Design for Programmers Foreword Introduction ... we think we're designing for users, but no matter how hard we try, we're designing for who we think the user is, and that means, sadly, that we're desi...

Ngày tải lên: 14/08/2014, 00:21

... A user interface is well designed when the program model conforms to the user model. That's it. Almost all good user interface design comes down to bringing the program model and the user ... the designers' responsibility to make these choices for them so that they don't have to. It is the height of arrogance for a software designer to inflict a choice lik...

Ngày tải lên: 14/08/2014, 00:21

... Figure 4 -7) . Figure 4 -7: The grip in the lower right corner affords dragging. It looks like the kind of thing somebody would put on a slide switch to increase the friction. It affords dragging. ... unloved briefcase A metaphor badly chosen is worse than no metaphor at all. Unfortunately, desktop user interface designers feel that they're breaking some kind of law if they do...

Ngày tải lên: 14/08/2014, 00:21

... but I believe it was something like one or two programs for the average DOS user versus twelve programs for a Mac user. Because all 37 In Chapter 4, I talked about how nifty tabbed dialogs ... Juno was written, it had the standard log-on dialog that prompted you for a user name and a password. After you entered the user name, you were supposed to press Tab to go to the pas...

Ngày tải lên: 14/08/2014, 00:21

... to remember are: 1. Design for people who can't read. 2. Design for people who can't use a mouse. 3. Design for people who have such bad memories they would forget their own name ... Chapter 7: Putting the User in Charge Overview The history of user interfaces—from the early 1 970 s when interactive systems first appeared, to today's most modern GUI inter...

Ngày tải lên: 14/08/2014, 00:21

... When you design user interfaces, it's a good idea to keep two principles in mind: 1. Users don't have the manual, and if they did, they wouldn't read it. 2. In fact, users can't ... your program's user interface and give us all a break. Pretend that we are gorillas or maybe smart orangutans and that we have trouble with the mouse. Then, design your int...

Ngày tải lên: 14/08/2014, 00:21

... set up the payroll for my new company. I have four people to pay, and the payroll company has set me up with a Web-based interface in which I enter payroll information. This interface has a suctionlike ... Express. For $100,000, I'll even send you a three-ring binder that says, "get rid of the Exit item on the main menu bar." 77 "What do I put here?"...

Ngày tải lên: 14/08/2014, 00:21

... means which. The general rule for how to use color was best stated by Web designer Diane Wilson: " ;Design in black and white. Add color for emphasis, when your design is complete." Strange ... yellow, manila, and blue. I decided to use one color for clients, one color for employees, one color for receipts, and the fourth color for everything else. Outrageously s...

Ngày tải lên: 14/08/2014, 00:21

... wipe up the tea before it ruins another keyboard. Frustrating, huh? Most designers of email-on-the-Web interfaces are aware of this time lag, and they've compensated for it by putting ... 99 Figure 17- 3: Using dropdown listboxes for menus is inconsistent and confusing. Many clever Web designers have realized that by using JavaScript, you can detect when the user has changed...

Ngày tải lên: 14/08/2014, 00:21