interface metaphors and user interface design

... interaction, and we call the system an interactive system. I. Concept of User Interface • The interaction with the computer takes place through the user interface. – In a standard PC, the user interface ... across them. – The user interacts indirectly with them through the user interface to the computer. Design of user interfaces • In principle, it is easy to make a user interface. • You just ... – make it possible for the user to see and change all data in the system, and – allow him to send any command across the technical interfaces. Design of user interfaces: Example • Assume

Ngày tải lên: 28/06/2014, 07:20

... published by Apress Not only are there more and better apps but there are many more experienced, truly creative developers and designers And since interface design and usability become more important ... chapters and the stories of how they came to be interesting as both human drama and as well-designed as the iPhone and iPod Touch technology Happy adventuring, and send us a postcard! Clay Andres ... thinking about the user interface (UI) for the App Cubby applications and reading various books about UI design, I developed this grand vision of revolutionizing the touch screen interface—until

Ngày tải lên: 29/06/2014, 08:20

... that you know about and understand these terms because they are used impor-to express and define user interface design Graphical User Interface (GUI) A graphical user interface, which is more popularly ... learn about user designand analysis terms as well as user analysis trends One of those trends is todesign current and future interfaces to be as accessible as possible to reachthe most users possible ... them.Therefore, when you design a user interface, you have to understand how theinterface works in the operating system for which you’re designing it Ifyou’re going to write a software interface for several

Ngày tải lên: 09/08/2014, 12:21

... withthe capability for users to have always-on Internet broadband connections(such as cable and DSL), Web formatting and design restrictions are beginningto affect user interface design Web technologies ... Reflexive interfaces allow users to define and control the entire systemthrough the user interface, such as changing the command verbiage tosuit their needs and expectations • Tangible interfaces ... including user and task analysis, which I’ll discuss later inthis chapter Trang 11docu-• Interface design, which is the process of designing a software or ware interface that users find attractive and

Ngày tải lên: 09/08/2014, 12:21

... learn more about design guidelines for user interfaces in Chapter 7,“Designing a User Interface,” and for Web sites in Chapter8,“Designing a Web Site.” Phase 2: Design, Testing, and Development ... functionality andworkflow design based on the users’ tasks and streamlines work beforeyou begin design No interface design is produced in this task • Conceptual model design—The team creates high-level design ... user interface design This section also dis-cussed the expectations that each stakeholder has regarding the interface andthe outcomes from good interface design, as well as usability design and

Ngày tải lên: 09/08/2014, 12:21

... Now that you’ve learned about good user design and what it takes to buildboth a good user interface and good user documentation, you need to under-stand how users behave so you can build a software ... discussion about good design goals You mustimplement four good design goals into any user interface: to implement ethi-cal, purposeful, pragmatic, and elegant designs The benefits of user designinclude ... three primary reasons for good user interfacedesign: good design saves you and your team time and your company money,convinces prospective customers to use your product, and keeps your exist-ing customers

Ngày tải lên: 09/08/2014, 12:21

... psychology of user actionsand user misunderstandings and misinterpretations and how and why theyhappen It also covered how personality types identified in the Myers-BriggsType Indicator can affect users’ ... This users’ mental model is the user vision for your user interface—what they expect the interface will look like and how it will behave Thecloser you come to this vision in your interface design, ... opportunity for user interface designers The problem is that users are now driving not only the marketing of products, but also the user interface design The opportunity is that the designer(s) can

Ngày tải lên: 09/08/2014, 12:21

... the goal of user interface design that is more human, you need to adhere to design imperatives by following principles and patterns of action and interface design inter-Applying Design Imperatives ... necessary to create good design (Chapter 4, “Good Design”) • Obtaining information about and understanding your users (Chapters5,“How Users Behave,” and 6,“Analyzing Your Users”) 163 Trang 2Now ... step-by-step approach to understanding theprocess and your users and has included the following topics: • Learning the issues related to user interface design (Chapter cepts and Issues”) 2,“Con-• Making

Ngày tải lên: 09/08/2014, 12:21

... you will understand what you want users to see in yourinterface.Interaction design was covered next You learned about how to apply designprinciples and patterns to the four good design imperatives ... ethical,purposeful, pragmatic, and elegant You learned about conceptual, interac-tion, and interface-level principles that define what a product is, how it shouldbehave, and the interface look and feel, respectively ... for users who use a program for long periods oftime Sovereign postures include a number of tools in the user interface sothat users can manipulate objects and controls A discussion about interface

Ngày tải lên: 09/08/2014, 12:21

... Analyzing and Presenting Usability Test Results After you design your software, hardware, or Web user interface, it’s time toput your interface to the test by letting users preview it and provide ... (Hackos and Redish,1998): • Plan ahead Understand the site visit issues and objectives • Select users to represent the diversity in the user group • Treat the users as partners • Watch, listen to, and ... users on the design teamm—Having users on thedesign team can help further users’ goals and desires throughout theproduction life cycle • User surveys—You can conduct user surveys as discussed in

Ngày tải lên: 09/08/2014, 12:21

... subpage that take the user back to the home page or a higher-level page.CLI—See command-line interface. command-line interface (CLI)—Displays a command prompt that lets the user know that the computer ... Why does a user interface need to be elegant? Because all parts of the interface need to feel like they work together as part of a whole. 3. How do you bridge the gap between user and designer ... than an icon. 11. What does the use of consistency and standards in the design of your interface do for its users? It helps ensure that the users can find the information they are looking for

Ngày tải lên: 09/08/2014, 12:21

... Trang 1A 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 model ... choice is the best user model, and it's up to you to make the program model match it The next step is to test your theories Build a model or prototype of your user interface and give some people ... Which brings us to our second major rule of user interface design: Every time you provide an option, you're asking the user to make a decision Asking the user to make a decision isn't in itself a

Ngày tải lên: 14/08/2014, 00:21

... functions, and since users are completely free to ignore the choice and get their work done anyway, this is a good use of options Trang 2Chapter 4: Affordances and Metaphors Overview Developing a user ... something works With graphical interfaces, a common way to solve this problem is with metaphors But not all metaphors are created equal, and it's important to understand why metaphors work so you know ... user model When the user model is incomplete or wrong, the program can use affordances or metaphors to show the user its model In these cases, you are going to have to find ways to give the user

Ngày tải lên: 14/08/2014, 00:21

... 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 password field and type in a password ... principle of good UI design, but it's really just a corollary of the axiom "make the program model match the user model," because the user model is likely to reflect the way that users see other ... differently Now, there's a lot to be gained by having a slick, cool-looking user interface Good graphic design like Kai is pleasing and will attract people to your program The trick is to do it without

Ngày tải lên: 14/08/2014, 00:21

... history of user interfaces—from the early 1970s when interactive systems first appeared, to today's most modern GUI interfaces—has followed a pendulum Each generation of user interface designers ... mittengrabben around the interface and they'll soon figure it out But some percentage of people will just sit there and fail to accomplish the task This distresses the user interface designers, who don't ... remember a command Interface designers of the Middle Command Line Era eventually realized that people didn't want to sit with a manual in their lap to get things done They created question-and-answer

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 read anything, and if ... been collected and embellished in a couple of great books like Tog on Software Design (Addison-Wesley, 1995), which is a lot of fun and a great introduction to UI design, and Tog on Interface (Addison-Wesley, ... exchange, you get a user interface that Trang 10Look closely at 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

Ngày tải lên: 14/08/2014, 00:21

... menu of available commands replaced the old command-line interfaces where you had to memorize the commands you wanted to use This is, fundamentally, the reason why command-line interfaces are simply ... Figure out the user model—how the user will expect to accomplish those activities 4 Sketch out the first draft of the design 5 Iterate over your design again and again, making it easier and easier ... of the typical user to figure things out Whenever I write something about command-line interfaces being hard to use, I get the inevitable email barrage saying that command-line interfaces are

Ngày tải lên: 14/08/2014, 00:21

... Undo command, don't realize that Undo undoes the computer's actions as well as their own And if you watch them, they usually try to undo the error themselves by backspacing and retyping, and of ... indicate areas where the user can't edit, and white backgrounds to indicate areas where the user can edit This has been a GUI convention for so long that most people understand it subconsciously ... they should switch from TV to VCR mode and start, um, playing the tape And then they figured out that when it's done playing the tape, it might as well rewind and eject it For watching movies, at

Ngày tải lên: 14/08/2014, 00:21

... my consulting company You can design your business cards over the Web, and when you're done, they print them and mail them to you Using the iPrint.com interactive designer, you can add text, move ... HTML or Java Applets At the very least, your users can lay things out on the screen using a point-and-click interface that responds immediately Many Web designers have given up on Java Applets for ... be deleted, the cat jumped up on your desk and spilled a cup of hot tea and ran away in fright, and now you have to decide whether to chase the cat and mollify her, or get some paper towels to

Ngày tải lên: 14/08/2014, 00:21

... face Evaluate design with end-users Analyse and understand user activities ©Ian Sommerville 2004 Software Engineering, 7th edition. Chapter 16 Slide 35 User analysis  If you don’t understand what the users ... UI design process  UI design is an iterative process involving close liaisons between users and designers.  The 3 core activities in this process are: • User analysis. Understand what the users ... you have no realistic prospect of designing an effective interface.  User analyses have to be described in terms that users and other designers can understand.  Scenarios where you describe...

Ngày tải lên: 14/09/2012, 11:27