user interface structure design ppt

... System interfaces System Hotline? User interfaces Accounting system Technical interfaces Factory Technical Interfaces • A computer system may have other interfaces than the user interface. – Interfaces ... technical interfaces are not user interfaces since the user doesn’t interact directly across them. – The user interacts indirectly with them through the user interface to the computer. Design of user ... Overview of User Interface Design Dr. Lam Thu BUI Software Engineering Department Textbook: User interface design - A software engineering perspective Some

Ngày tải lên: 28/06/2014, 07:20

... Trang 1Designing the Graphical User Interface CERTIFICATION OBJECTIVE • Creating a Usable and Extensible GUI Trang 22 Chapter 14: Designing the Graphical User InterfaceCertPrs8(SUN) ... aspects of usability design and implementationfor the GUI portion of your project As an added bonus, this chapter discusses GUI Trang 44 Chapter 14: Designing the Graphical User InterfaceCertPrs8(SUN) ... anticipates that end users will ask for iteration after iteration of changes tothe GUI design, and it reduces the development impact of those iterations (You know how those end users are!) ■ It scales

Ngày tải lên: 05/07/2014, 02:20

... Trang 1Interface IngredientsNow that we’ve covered the basics of interfaces, it’s time to examine theingredients of interfaces Almost every interface you employ or develophas ... stateful interface to a stateless one Then we’ll look at transforming a textual interface into a programmatic one and creating an interfacefrom a set of existing related methods 3.1 Data Interfaces ... related methods 3.1 Data Interfaces and Service Interfaces There is a spectrum between data interfaces and service interfaces We use the term data interface when the methods correspond to those

Ngày tải lên: 09/08/2014, 11:20

... users to understand Design cohesive interfaces Determining what makes a cohesive inter-face is the hard part Aim for loose coupling Using interfaces drives you there Measures of interfaces include ... Law of Interfaces (“Do what the methods say they do”) For example, the interface would have methods like the following: Boolean can_turn_over_page() Boolean can_print_pcl() Trang 3A PRINTERINTERFACE ... (a_printer.can_perform(TURN_OVER_PAGE) // ask user if they want duplex printing A second way to organize the model/feature table is to break up the methods into multiple interfaces Each interface consists of a related

Ngày tải lên: 09/08/2014, 11:20

... response We can add higher-level procedural interfaces that perform these operations The interfaces for the two kinds ofServiceRegistryusers might look like this: interface ServiceConsumer ConnectionInformation ... BadFormatException, Trang 6PUBLISHEDINTERFACE 16910.6 Published Interface This is going to be a “published interface” (see Chapter 6) So before we start distributing the document interface specifications, ... need to code each element in the document interface This keeps the format of transmission more opaque Interfaces to the Document Let’s first create an interface for the documents that are going

Ngày tải lên: 09/08/2014, 11:20

... a data-base This interface is more complete (see Chapter 4), which makes it simpler to use How to design the GUI interface that manipulates this collection is left to other design books A.4 Configuration ... be more appropriate To make use of the standards, set up a data interface (a DTO) that par-allels the document structure Use this interface to create the docu-ment with appropriate validation For ... 5contrac-SERVICE-ORIENTED ARCHITECTURE 190tual and protocol design trade-offs that we have explored in this book for interfaces also apply to services Services are effectively interfaces, albeit at a higher level SOA

Ngày tải lên: 09/08/2014, 11:20

... 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 known by its acronym GUI(pronounced ... 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 ... a GUI? 7 Why did Internet Explorer have such an impact on design? 8 As a user interface designer, why do you need to know how a userinterface works? 9 Why do you need to know about the differences

Ngày tải lên: 09/08/2014, 12:21

... ges-ture interfaces as users would move their hands and arms to late objects on the computer manipu-• Reflexive interfaces allow users to define and control the entire systemthrough the user interface, ... the study of usability and user analysis has matured, processes for userdesign and usability testing have emerged The leading process for userdesign is the Goal-Directed Design Process Usability ... The Goal-Directed Design Process Cooper and Reimann (2003) produced the Goal-Directed Design Process forsoftware engineering and user design The Goal-Directed Design Process wasdesigned to keep

Ngày tải lên: 09/08/2014, 12:21

... You will 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 ... 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 rules ... your 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

Ngày tải lên: 09/08/2014, 12:21

... about good design goals. You must implement four good design goals into any user interface: to implement ethi- cal, purposeful, pragmatic, and elegant designs. The benefits of user design include ... Note that good design goals for your product and your 110 Chapter 4 [...]... learned about good user design and what it takes to build both a good user interface and good user documentation, ... looks good to your users, because users will spot poorly reviewed documentation right away. The chapter ended with a discussion about why you should care about good user interface design. There are

Ngày tải lên: 09/08/2014, 12:21

... effective user interface. .. interface design The opportunity is that the designer(s) can get a better grasp of the disconnections between the users’ goals and the user interface design ... level of knowledge, and you can design your user interface to meet the needs of this large group of users. To create a good interface or product design for your users, you need to have goals. ... an opportunity for user interface designers The problem is that users are now driving not only the marketing of products, but also the user interface. .. many users in their “natural

Ngày tải lên: 09/08/2014, 12:21

... about your users, it’stime to take that knowledge about your users and begin defining the require-ments of your user interface You’ll begin by designing the interaction frame-work based on user personas ... The vision statement should explain how the new user interface willhelp both the users and the company For example,“The new design ofthe user interface will give the nurses the ability to perform ... create user interface design that has the purpose of serv-ing your users well by making them stronger and more effective intheir lives • Pragmatic—You must create and build a good user design

Ngày tải lên: 09/08/2014, 12:21

... Web interfacedesign as complicated as interface design for a desktop application.Web interfaces don’t yet provide all the rich feedback and flow of adesktop application, so there are also design ... 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 of being ... you might be excluding users from your user base who might have hearing difficulties • Content is all that matters in Web design—When you design for theWeb, you’re not just designing Web pages that

Ngày tải lên: 09/08/2014, 12:21

... Web browser What are the three user interface model eras? Batch interfaces, the command-line interface, and the graphical user interface Why is Web design still a significant challenge? ... on the design teamm —Having users on the design team can help further users’ goals and desires throughout the production life cycle. • User survey s —You can conduct user surveys as discussed in ... Presenting Usability Test Results After you design your software, hardware, or Web user interface, it’s time to put your interface to the test by letting users preview it and provide feedback so

Ngày tải lên: 09/08/2014, 12:21

... 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 ... select users who reflect diversity in the user group; treat the users as partners; watch, listen to, and talk with users; make the conversations concrete; and take your cues from your users. ... the user about things happening with the company and links that tell the user how to get somewhere else posture—The stance of a product or interface in relation to the user. display-principles—Design

Ngày tải lên: 09/08/2014, 12:21

... tightening Trang 7•Rigid Design•Joints in structure are assumed to be able to fully transfer the forces and moments in members which they attach Trang 8•Semi-Rigid Design•Joints in structure are assumed ... recommended as the design concept is not matured enough for practical design use Trang 9•Simple Design•Pinned joints, and significant moments are not developed at connections •Beams are designed as ... content, the brittle the steel •Grade 43 ( most common ), 50 and 55 (strongest) •Design Grade -> Thickness -> Design Strength •Hot Formed and Cold Formed Hollow Sections Trang 2•Ductile at

Ngày tải lên: 10/08/2014, 12:21

... can be passed to the tabs() constructor method to configure different properties of the tabbed interface The following table provides the available properties to configure non-default behaviours ... a browser, you should see that although the <div> we have specified is added to the tabs interface, it doesn't automatically pick up the styling of the rest of the widget It is initially ... parameter which is the index number of the tab to select. As any tab we add will be the last tab in the interface, and as the tab indices are zero based, all we have to do is use the length method to

Ngày tải lên: 12/08/2014, 19:21

... 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 ... a command-line interface How many users do you need to test your interface on? The scientific approach seems like it would be "the more, the better." If testing on five users is good, ... the designers had some idea as to which choice is best; after all, they've gone to the trouble of recommending one of the choices Which brings us to our second major rule of user interface design:

Ngày tải lên: 14/08/2014, 00:21

... matches the user model is not easy Sometimes, your users might not have a concrete expectation of how the program works and what it's supposed to do There is no user model When the user model ... 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 interface ... affordances or metaphors to show the user its model In these cases, you are going to have to find ways to give the user clues about how something works With graphical interfaces, a common way to solve

Ngày tải lên: 14/08/2014, 00:21

... Guide to User Interface Design. The impetus for these newer editions of The Essential Guide to User Interface Design has been the impact of the World Wide Web on interface and screen design. This ... versus Application Design 40 Principles of User Interface Design 44 Principles for the Xerox STAR 44 General Principles 45 Part 1 Exercise 58 What’s Next? 58 Part 2 The User Interface Design Process ... Web interface design guidelines, and updates significant general interface findings over the past several years. Is Good Design Important? Is good design important? It certainly is! Ask the users...

Ngày tải lên: 17/03/2014, 22:20