designing the user interface

... using the system  To the user, the interface is the system  Analyst designs system interfaces separate from user interfaces  Requires different expertise and technology Trang 9Understanding the ... 9Understanding the User Interface  Physical Aspects of the User Interface  Devices touched by user, manuals, documentation, and forms  Perceptual Aspects of the User Interface  Everything else user sees, ... Objectives  Understand the difference between user interfaces and system interfaces  Explain why the user interface is the system to Trang 3Learning Objectives (continued)  Describe the three metaphors

Ngày tải lên: 29/03/2021, 19:18

... 914Understanding the User Interface Physical Aspects of the User Interface  Devices touched by user, manuals, documentation, and forms  Perceptual Aspects of the User Interface  Everything else user ... user comes into contact with while using the system  To the user, the interface is the system  Analyst designs system interfaces separate from user interfaces  Requires different expertise ... Objectives  Understand the difference between user interfaces and system interfaces  Explain why the user interface is the system to Trang 314Learning Objectives (continued) Describe the three metaphors

Ngày tải lên: 24/10/2014, 15:36

... use of the select callback in this example, although the principal is the same for any of the other custom events fired by tabs The name of our callback function is provided as the value of the ... specifies the enable method and the index number of the tab we want to enable The disable method is used in exactly the same way You'll see that the second tab cannot be disabled until the first ... automatically selected The select method requires just one additional 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

Ngày tải lên: 12/08/2014, 19:21

... navigation enabled, the widget will check for a fragment identifier at the end of the URL when the page loads If there is a fragment identifier, the accordion will open the drawer whose heading's ... attribute matches the fragment So, if the second heading is clicked in this example, and then the page is refreshed, the second drawer of the accordion will be opened automatically Therefore, it ... as the value of the The other values we can supply are bounceslide and easeslide However, these aren't actually unique animations as such These are different easing styles which don't change the

Ngày tải lên: 12/08/2014, 19:21

... is the distance between steps that the handle must move during each jump steps refers to the number of steps, not the distance between them These two properties should not be used together in the ... Each time the state of the slider changes, the appropriate message will be written to the message box The following screenshot shows a message: You'll only see either the slide message or the change ... you the range The alert is just for the purpose of this example and should not be used in the wild! The next screenshot shows both the range element and the alert:Unfortunately, setting the steps

Ngày tải lên: 12/08/2014, 19:21

... the value of the locale variable and shows the appropriate language by setting the regional property of the manager object Note that only languages that have their language pack included in the ... now only open when the <button> is clicked, rather than when the <input> is focused The new <button> is shown in the following screenshot: The text shown on the <button> ... specify the relative path of the image to use, and the buttonImageOnly property ensures that only the image is shown, not the image on top of the <button> This is illustrated in the following

Ngày tải lên: 12/08/2014, 19:21

... typed into the <input> field Trang 2The result, is the data (the word returned as a result), and the row corresponds to the number of the result What is meant by this is that the first result ... actually see them on the page, but the effects that they add to different elements, and how they cause them to behave, can easily be seen These are low-level components as opposed to the high-level ... configuring the cache, the auto-complete API also gives us the means to empty the cache at any given point by calling the flushCache method Flushing the cache may be required during the execution

Ngày tải lên: 12/08/2014, 19:21

... that of the disable method If the Destroy button is clicked, the function will remove the class name drag from the draggable so the object loses all of its style properties and vanishes from the ... of the area of the draggable must be within the boundary of the droppable for our over class to be applied:For good measure, the following screenshot shows how the touch mode works Here, the ... things occurring to the droppable and its accepted draggables These properties are listed below: the tolerance) of the droppable the tolerance) of the droppable Let's put together a basic example

Ngày tải lên: 12/08/2014, 19:21

... components of the library, namely the destroy, disable, and enable methods These work and are used in the same way as the methods by the same names that come with the other interaction components Therefore, ... function, called at the end of the fadeIn effect, which hides the new after a specified length of time The following screenshot shows how our page looks before the fades away: Like the other library ... is with the rest of the library We'll be working with the tabs component in the following example The following screenshot shows the page we will end up with: In your text editor, add the following

Ngày tải lên: 12/08/2014, 19:21

... top of the add a message to the page indicating its new 'rank' in the list. Trang 19At the end of the sort interaction (provided the sort item has displaced at least one message indicating the ... of the other components The following table lists sortable's full range of methods: refresh Triggers the reloading of the set of sortables refreshPositions Triggers the cached refresh of the ... When the sort starts, we simply create a new paragraph element and add some text to it, including the text content of the element that is being sorted The text message remove the text. Using the

Ngày tải lên: 12/08/2014, 19:21

... consideration and thought during their use Some of the components' APIs that we have looked at have been huge The effects of the library on the other hand are for the most part, extremely compact, ... shares the same properties as the bounce effect, although the defaults are set slightly differently The properties are listed in the following table:direction left Sets the direction of the shake ... (pixels)(pixels) Sets the distance of the shake Transference The transfer effect is different from the others in that it doesn't directly affect the targeted element Instead, it transfers the outline of

Ngày tải lên: 12/08/2014, 19:21

... test to a small number of people – Then brainstorm with them to see if they had problems answering any questions Have them explain what the question meant to them. Trang 49How to write a good ... the kinds of things they do and the problems they encounter …  What problems might you encounter? Trang 24Indirect Observation: Video – time required to analyze – users aware they’re being filmed ... unreliable as you ask them to recall events farther and farther back in time You will get more accurate information from people if you ask about the recent past (past month) versus the more distant

Ngày tải lên: 15/12/2022, 16:39

... error messages and alerts to the user so that the user can fix the problem – Use the Focus() method of the control to transfer the focus back to the field. – Set the Cancel property of CancelEventArgs ... When the user moves the mouse pointer over the icon, an error message pops up as a ToolTip Trang 18The ErrorProvider ComponentTrang 19Slide 199:06:37 AM Using the ErrorProvider Component and Other ... CancelEventArgs to true This cancels the Validating event, leaving the focus in the control. Trang 16The CausesValidation Property• The default value of the CausesValidation property for a control

Ngày tải lên: 13/05/2014, 11:39

... built in the past, end-user input is essential Although there are manyways of interacting with the end user, the three ways that offer the best return are ■ Observing the end user performing the process ... Trang 1Designing the Graphical User Interface CERTIFICATION OBJECTIVE • Creating a Usable and Extensible GUI Trang 22 Chapter 14: Designing the Graphical User InterfaceCertPrs8(SUN) ... main areas of focus: 1 Designing the GUI to be usable and friendly from the end user’s perspective 2 Designing and implementing the GUI to be reliable, and maintainable fromthe programmer’s perspective

Ngày tải lên: 05/07/2014, 02:20

... perhaps the most comprehensive set of user-interface design guidelines • Shneiderman (1987) included “Eight Golden Rules of Interface Design” in the first edition of his book Designing the User Interface ... implemented There is the process of design for the interaction itself and the objects, virtual or physical, with which to interact Then there are all the principles, abstractions, theories, facts, ... work the controls These are not quite HCI They do use intermediary tools or machines, and the process of their design and the facts of their use bear resemblance to those of HCI In fact, they

Ngày tải lên: 02/03/2019, 10:32

... of a peg in the discourse model There are two occasions where the interpreter is unable to map the discourse model to the KB, The first is where the class referenced is unfamiliar to the interpreting ... (the object of the preposition) to their right Further work is needed to describe the ways that various NP types interact as this was a technique for coping with the absence of a theory of the ... detectable by the dialogue system are not intended by either agent as communicative and should not be included in the discourse representation, e.g., the user moving the mouse cursor across the screen,

Ngày tải lên: 31/03/2014, 06:20

... connection Because the service is indispensable, users tend to carry the device with them all the time This fact forms the core of understanding the mobile user experience The fundamental... ... well as the device Further, in some ways the user s messaging address is more valuable to the user than the device itself, since it is a persistent method of contacting the user Not ... Contextual The mobile user s environment affects how the device is used Ideally, the device would know whether the user is in a meeting, on a business 16 MOBILE USERS IN THE WILD

Ngày tải lên: 27/06/2014, 09:20

... whichstates that the time to acquire a target is a function of the distance tothe target and the size of the target The further the target is away fromthe user’s current position, the longer it ... clickable: theuser would have to manually type the URL into the browser Cingularhas a clause in its user agreements stating that the user will not visitsites outside Cingular’s properties The access ... allow the transformation of thedevice’s user interface, particularly the standby screen Most suchtechnologies merely change the graphics, font, colors, and layouts ofexisting functions on the phone;

Ngày tải lên: 07/08/2014, 21:20

... pattern can be well-tested in user testing,with minor updates over time optimizing the design The patterns helpthe user interface become part of the brand along with the visual design.Developers ... differentnodes in the hierarchy When designing an application, use information about target users,their devices, their training, and their diversity to help determine devel-opment strategy Combine user and ... problems In some cases, the solutions themselves becomeencoded as user expectations: an application that violates the commondesign could jar user expectations occur-User interface design patterns

Ngày tải lên: 07/08/2014, 21:20

... add user identification data to the URLstring and then having the user bookmark the URL string with ID Ifworried about users sharing the identity-specific URL, add function tothe site for the user ... on the right side of the device. Same as Standard, but have the primary softkey be the right softkey. Devices that have made the decision to put the Send key on the right and the End key on the ... minimum, then perform a cookie test on allpossible site entry pages If the cookie cannot be read on the next page,advise the user of the problem Most users can download a browser to their phone;

Ngày tải lên: 07/08/2014, 21:20