Graphical user interface for an electronic device and method therefor
Contents
1. ing the associated graphics and displaying them in the plurality of user selectable buttons in a sequential and predetermined order 11 An electronic device including a display has a set of available applications from which the user of the electronic device can choose wherein a subset of the set of available applications is presented on the display within user select able fields which are presented along an arc on the display the electronic device comprising a user control a controller coupled to the user control a memory coupled to the controller the memory contain ing a draw buffer and an animation buffer and the controller presents a first subset of the set of available applications within the plurality of user selectable fields and the controller in response to an activation of the user control to select an application which is not currently being displayed rotates through the plurality of user selectable fields along the arc a second subset of the set of available applications until the entire second subset of the set of available applications is displayed in the plurality of user selectable fields 12 The electronic device defined in claim 11 wherein the controller draws into the draw buffer the first subset of the set of available applications into the plurality of user select able fields and the contents of the draw buffer are displayed on the display 13 The electronic device defined in claim 12 wherein in resp2. being displayed within the first second and third user select able fields 21 The method defined in claim 20 wherein the second subset of applications are rotated alone the arc into the first second and third user selectable fields in a clockwise fash ion 22 The method defined in claim 20 wherein the second subset of applications are rotated alone the arc into the first second and third user selectable fields in a counterclockwise fashion
3. control up down right left of which field button is currently highlighted on display 68 The operation of two way pager 50 is discussed in detail in the PAGEWRITER 2000 User s manual which is hereby incorporated by reference In FIG 4 one embodiment of the present invention s wheel GUI is shown A plurality of available features options applications 402 416 are rotated through the dis play 68 into user selectable fields or buttons 422 424 and 426 in this particular example in groups of three The currently displayed features options are 402 406 Using user control 302 a user can navigate to the other choices offscreen options 408 416 available to him her In accor dance with the invention the selectable features options 402 416 are rotated onto the screen onto the user selectable fields or buttons locations 422 424 and 426 either clockwise 10 15 20 25 30 35 40 45 50 55 60 65 4 or counterclockwise in groups of three Although other designs can accommodate the introduction of a different number of feature options applications which are rotated onto the display into the user selectable fields The wheel concept of the present invention gives the user a reference which is immediately familiar a section of a wheel 420 By adding more options features the wheel 420 simply gets bigger Yet the user interface still presents the user a predetermined number of choices in this embod
4. spun to add further to the user s frame of reference When the user activates user control 302 either up or down to reach off screen applications e g 408 416 the three new applica tions which are brought onto display 68 are rotated quickly through the user selectable fields e g 422 426 either clockwise in the case the up arrow was depressed or coun terclockwise in the case the down arrow was depressed This quick rotation through the user selectable fields 422 426 creates the effect that a wheel is being spun making the GUI easy to understand for the user If the new choices were simply drawn on the screen instead of rotated onto the screen the user would have less of a point of reference for where the choices came from and how to navigate to the next set of choices The animation process as well be explained below is thus an important addition to the wheel concept mentioned above The discussion of the present invention s animation and draw buffers is illustrated in FIG 6 In the present invention given the pager s limited CPU and memory capabilities which can be used for the GUI all screen updates are drawn directly into the user visible screen buffer in order to save power and memory In the preferred embodiment the screen buffer update and the animation are coordinated to yield the illusion of the new option fields rotating into place while they are in fact simply drawn in place In the preferred embodiment two process
5. to the user When selecting between different options features 402 416 the currently displayed options features are displayed in user selectable fields 422 426 which are located along an arc When a device user picks an option feature which is currently not being displayed 408 416 the graphical user interface com mences an animation process 620 which makes the user selectable fields 422 426 seem to be part of a wheel 420 which is spinning Once the main process has loaded up the required off screen options features the animation process stops 22 Claims 5 Drawing Sheets 524 U S Patent Aug 17 1999 Sheet 1 of 5 5 940 076 80 68 TRANSMITTER DISPLAY 50 58 AUDIBLE ALERT 60 TACTILE ALERT SWITCHES 62 FIG I RECEIVER POWER SWITCH 74 REAL TIME CLOCK DECODER CONTROLLER B EBON CENTRAL 114 SU PROCESSING X DISPLAY TO UNIT DRIVER DISPLAY TO POWER SWITCH TIMER FROM COUNTER iC ph TRANSMITTER FROM CODE FROM esa OSCILLATOR MEMORY TIME a ples VIBRATOR SUN s GENERATOR TRANSDUCER DRIVER CRYSTAL 56 FIG 2 U S Patent Aug 17 1999 Sheet 2 of 5 5 940 076 m O Li OO O x T m l Q U S Patent Aug 17 1999 Sheet 3 of 5 5 940 076 Power OFF 428 420 68 410 FIG 4 T Hangman U S Patent Aug 17 1999 Sheet 4 of 5 5 940 076
6. START ANIMATION BUFFER 94 15 97 COPY ENTIRE DRAW VS BUFFER TO ANIMATION BUFFER 84 15 97 16 33 AM ANIMATION PROCESS an Le L GS eee un NOT VISIBLE IN USER INTERFACE D PSS SGS gt 84715797 18 33 AM ig lt lt FINISH U S Patent Aug 17 1999 Sheet 5 of 5 5 940 076 702 COPY DRAW BUFFER INTO ANIMATION BUFFER 704 POINT INTO THE DRAW BUFFER FOR NEW INFORMATION 706 ANIMATE THE DISPLAY IN ORDER TO GENERATE THE WHEEL SPIN 708 TERMINATE THE ANIMATION PROCESS AND DISPLAY THE DRAW BUFFER WITH THE NEW SELECTIONS FIG 7 5 940 076 1 GRAPHICAL USER INTERFACE FOR AN ELECTRONIC DEVICE AND METHOD THEREFOR FIELD OF THE INVENTION This invention relates in general to electronic devices and more specifically to a method and apparatus for providing a graphical user interface for an electronic device BACKGROUND OF THE INVENTION As electronic devices such as pagers and radiotelephones become smaller in size it becomes increasingly difficult to convey to the user all of the electronic device s available options configurations features etc It becomes even more difficult in situations where the electronic device is user configurable e g by using flash memory cards etc since the device s graphical user interface GUI has to support these expansion capabilities Some prior art electronic devices have attempted to
7. United States Patent ro Sommers et al US005940076A 5 940 076 Aug 17 1999 1 Patent Number 4 Date of Patent 54 GRAPHICAL USER INTERFACE FOR AN ELECTRONIC DEVICE AND METHOD THEREFOR 75 Inventors Daniel Ray Sommers David Owen Garner both of Roswell Michael Allen Zingman Marietta all of Ga 73 Assignee Motorola Inc Schaumburg Ill 21 Appl No 08 980 563 22 Filed Dec 1 1997 51 Ant CL isses tete dens G06F 3 14 52 WU S CL sosis 345 339 345 352 345 348 345 354 58 Field of Search 345 352 354 345 348 339 349 56 References Cited U S PATENT DOCUMENTS 5 295 243 3 1994 Robertson et al 345 348 5 317 687 5 1994 Torres we 395 349 5 515 486 5 1996 Amro et al 345 349 5 706 448 1 1998 Blades 395 326 5 745 716 4 1998 Tchao et al 345 350 Set Time J 510 512 Hangman 3 Partner 5 798 760 8 1998 Vayda et al 345 352 5 825 353 10 1998 Will 345 184 OTHER PUBLICATIONS PageWriter 2000 User s Manual by Motorola Inc Document No 6880496G51 0 1997 Primary Examiner Raymond J Bayerl Assistant Examiner Thomas T Nguyen Attorney Agent or Firm Philip P Macnak 57 ABSTRACT A communication device 50 includes a display 68 for presenting information
8. ations which rep resent a subset of a set of available applications one each displayed within the first second and third user selectable fields and causing a fourth application selected from the set of available applications to be displayed by causing the third application to no longer be displayed and rotating the first and second applications along the arc within the first second and third user selectable fields 10 15 20 25 30 10 18 The method defined in claim 17 wherein the first and second applications are rotated clockwise along the arc 19 The method defined in claim 17 wherein the first and second applications are rotated counterclockwise along the arc 20 A method of providing a graphical user interface for an electronic device comprising the steps of displaying at least first second and third user selectable fields which are presented along an arc in a display presenting a first subset of applications selected from a set of available applications one each to each of the first second and third user selectable fields and causing a second subset of applications selected from the set of available applications to be displayed one each at each of the first second and third user selectable fields by rotating out of the first second and third user selectable fields the first subset of applications and rotating in the second subset of applications when an application is selected which is not currently
9. e applications having associated graphics wherein a sub set of applications is selected from the set of available applications and displayed with their associated graph ics within the plurality of user selectable buttons pre sented on the display and a controller in response to activation of the user control causes the display to enter an animation mode when an application is selected that is not currently being displayed in which the plurality of user selectable buttons presented on the display are caused to change their applications and associated graphics so as to make it appear that new applications and their associated graphics are rotating through the plurality of user selectable buttons along the arc 7 A graphical user interface as defined in claim 6 wherein the applications and their associated graphics are scrolled through the plurality of user selectable buttons in either a clockwise or counterclockwise direction 8 Agraphical user interface as defined in claim 6 wherein the plurality of user selectable buttons does not change location within the display 9 Agraphical user interface as defined in claim 7 wherein the applications and their associated graphics are presented to the plurality of user selectable buttons in a predefined order 10 A graphical user interface as defined in claim 6 further comprising a memory for storing the set of available appli cations and their associated graphics said controller access
10. e drawings and in particular to FIG 1 an electrical block diagram of a electronic device such as a selective call transceiver e g a two way pager etc in accordance with the preferred embodiment of the present invention is shown The selective call transceiver 50 com prises an antenna 52 for intercepting transmitted radio frequency R F signals which are coupled to the input of a receiver section 54 The R F signals are preferably selective call paging message signals which provide a receiver address and an associated message such as numeric or alphanumeric message However it will be appreciated that 10 15 20 25 30 40 45 50 55 60 65 2 other well known paging signaling formats such as tone only signaling or tone and voice signaling would be suitable for use as well The receiver 54 processes the R F signal and produces at the output a data stream representative of a demodulated address and message information The demodulated address and message information are coupled into the input of a decoder controller 56 which processes the information in a manner well known in the art A power switch 70 coupled to the decoder controller 56 is used to control the supply of power to the receiver 54 thereby providing a battery saving function as is well known in the art for use with selective call receivers For purposes of this illustration it will be assumed that the FLEX FLEX a trademark of Moto
11. electing a feature option which is not currently being displayed on the display screen 68 the draw buffer information is copied into the animation buffer in step 702 step 622 in FIG 6 In step 704 the routine points into the draw buffer for new information The display screen 68 is animated in step 706 in order to create the wheel spinning action Finally in step 708 the animation process is termi nated and the draw buffer information is displayed showing the new option feature application selections The present invention works well in small devices such as pagers etc since it only takes a pointer if the routine is 5 940 076 7 implemented in the C programming language to keep track of the draw status in the draw buffer When a user wants a feature option which is currently not showing on the display the main process signals the dormant animation process to begin Then the main process continues to draw the next three buttons without any regard to animation except that it draws the new buttons bottom to top on a spin up of the wheel 420 and top to bottom on a spin down so the buttons appear in the animation buffer in proper sequence 5 The present invention draws straight into the on screen 10 buffer to reduce RAM usage and uses no inter process communications to help reduce the processing requirements of the device If the animation designer can completely hide the progress of the draw buffer within the blur of
12. es are running simultaneously in a multi taksing environment under the control of controller 56 The main process always draws into a Draw Buffer which is usually and in the preferred embodiment is the user visible screen buffer When render 5 940 076 5 Ing a scene the user sees all of the intermediate erasures and draws which make up the new scene But as a result of the Invention the user sees the new scene evolve smoothly as rendered by the parallel animation process This gives the illusion to the user that the portion of the wheel 420 which is visible to the user on display 68 is spinning to get some of the off screen option feature fields onto the display in the case of FIG 4 off screen options features 408 416 The present invention s animation buffer performs its tasks without the main process having to be burdened with any interaction with the animation As the main process draws into the screen buffer the animation task steals the rendered data from the main screen and incorporates it into the animation Thus when the animation has run to completion the new data from the screen buffer will be displayed on the animation screen In fact the last scene of the animation is simply a switch back to the display buffer The animation and draw buffers are preferably memory sections within RAM 104 The only coordination between the two processes is the forking of the animation process by the main process Once the ani
13. ging transmitter 80 under the control of controller 56 transmits messages and user requests conventional antenna switch 82 selectively couples the transmitter 80 or receiver 54 to antenna 52 The controller decoder 56 of FIG 1 can be constructed utilizing a microcomputer as shown in FIG 2 although other hardware arrangements as known in the art can also be used FIG 2 is an electrical block diagram of a microcom puter based decoder controller suitable for use in the selec tive call receiver of FIG 1 As shown the microcomputer 56 can preferably comprise a MC68HCO05 or MC68HC11 or other similar microcomputer manufactured by Motorola Inc which preferably includes an on board display driver 114 The microcomputer 56 includes an oscillator 100 which generates the timing signals utilized in the operation of the microcomputer 56 A crystal or crystal oscillator not shown is coupled to the inputs of the oscillator 100 to provide a reference signal for establishing the microcom puter timing A timer counter 102 couples to the oscillator 100 and provides programmable timing functions which are utilized in controlling the operation of the receiver ARAM random access memory 104 is utilized to store variables derived during processing as well as to provide storage of message information which are received during operation as a selective call receiver as previously discussed A ROM read only memory 106 stores the subroutines which con tr
14. ignal which is coupled to the audible alert device 58 that was described above Alternatively when the vibrator alert is selected as described above the microcomputer generates an alert enable signal which is coupled through data bus 108 to the I O port 112B to enable generation of a vibratory or silent alert The battery saver operation of pager 50 is controlled by the CPU 110 with battery saving signals which are directed over the data bus 108 to the I O port 112A which couples to the power switch Power is periodically supplied to the receiver to enable decoding of the received selective call receiver address signals and any message information which is directed to the receiver substitutions and equivalents will occur to those skilled in the art without departing from the spirit and scope of the present invention as defined by the appended claims Referring now to FIG 3 a top view of the two way pager is shown In the preferred embodiment the two way pager 50 comprises a PAGEWRITER 2000 although the present invention can be used with any electronic device which requires or could use a graphical user interface as will be explained below Operational control of the device is con trolled by a keypad which includes a plurality of user controls including user control 302 which allows a user to move within different fields user selectable or button locations which are displayed on display 68 User control 302 provides the user directional
15. iment three number of displayed fields can be changed based on the design and the user is not confused or frustrated by more choices being added deleted The button locations or user selectable fields 422 426 are placed in a radial orientation with respect to each other on display 68 The three viewable user selectable fields 422 426 are presented on the display screen 68 in an arc arrangement Arced line 428 which interconnects the user selectable fields buttons 422 426 gives the further impres sion to the device user that the user selectable fields 422 426 are part of a circle or wheel full of features options 402 416 The display 68 in the preferred embodiment shows an extra arced line 430 having arrows pointing in opposite directions which further highlights the rotational GUI It is worth noting that in the preferred embodiment there is one more option feature which is not shown in FIG 4 and is labeled Available meaning that it is not presently programmed to accomplish a task A wheel having more application choices is shown in FIG 5 In this embodiment the number of offscreen application choices 508 524 are more numerous than the offscreen choices 408 416 found in the example shown in FIG 4 However like in the example shown in FIG 4 the GUI remains the same presenting just three displayed or another number choices on display 68 in this case features options 502 506 In the present invention the wheel is also
16. mation has been launched the main task simply runs as always Another advantage to this mechanism is that if the animation cannot run for any reason e g low memory high priority tasks taking over etc the entire process can be ignored and the main buffer simply gets re drawn with no loss of system integrity In order to better understand the invention the process of moving from one set of available options or applications which are currently displayed on display 68 to a new set of available options features applications which are currently off screen will be discussed in accordance with the preferred embodiment It is worth noting that in order to enhance the wheel s rotation feature in the preferred embodiment new features options are introduced on screen in groups of three into the user selectable fields or buttons 422 426 which are located along an arc when displayed and offset to each other For example in FIG 4 a first subset of applications 402 406 are currently displayed within user definable fields 422 426 If the user control 302 is activated a second subset of applications either 416 412 or 408 412 would be displayed depending if the up or down arrow were depressed The process starts with display screen 602 which shows the presentation of the three presently available applications Read 402 Write 404 and Addresses 406 available to the user which are displayed within the user selectable fields 422 428 If the user
17. ol the operation of the receiver as well as the routines required to perform the present invention Although the RAM 104 and ROM 106 have been shown internal to the 5 940 076 3 controller 56 these memory types can also include external memory devices coupled to the controller 56 It will be appreciated that in many microcomputer implementations the programmable ROM PROM memory area can be provided by or further include an EEPROM electrically erasable programmable read only memory The oscillator 100 timer counter 102 RAM 104 and ROM 106 couple through an address data control bus 108 to a central processing unit CPU 110 which performs the instructions and controls the operations of the micro computer 56 The demodulated data generated by the receiver is coupled into the microcomputer 56 through an input output I O port 112A The demodulated data is processed by the CPU 110 and when the received address information is the same as the code plug memory which couples into the microcomputer through an I O port 112B the message if any is received and stored in RAM 104 Recovery of the stored message and selection of the predetermined destina tion address is provided by the switches which are coupled to the I O port 112A In one embodiment of the invention at the time a message is received an alert signal is generated which can be routed through the data bus 108 to an alert tone generator 116 that generates the alert s
18. onse to an activation of the user control the controller 5 940 076 9 causes the contents of the draw buffer to be copied onto the animation buffer 14 The electronic device defined in claim 13 wherein further in response to the activation of the user control the controller causes the draw buffer to be updated with the second subset of the set of available applications and as each of the available applications from the second subset is being loaded into the draw buffer they are rotated into the animation buffer which upon receiving each of the available applications deletes one of the applications from the first subset of the set of available applications the contents of the animation buffer are presented on the display 15 The electronic device defined in claim 14 wherein once all of the applications from the second subset are rotated onto the animation buffer the contents of the ani mation buffer are no longer presented on the display instead the contents of the draw buffer are caused to be displayed 16 The electronic device as defined in claim 14 wherein the animation and draw buffers are executed using different processes that are running simultaneously in a multitasking environment under control of the controller 17 A method for displaying at least first second and third user selectable fields which are presented along an arc in a display the method comprising the steps of presenting first second and third applic
19. rola Inc pro tocol for two way paging which is well known in the art is used although other signaling formats e g POCSAG etc could be utilized as well When the address is received by the decoder controller 56 the received address information is compared with one or more addresses stored in a code plug or code memory 64 and when a match is detected the message is stored in memory Optionally an alert signal is generated to alert a user that a selective call message or page has been received The alert signal is directed to an audible alerting device 58 for generating an audible alert or to a tactile alerting device 60 for generating a silent vibrating alert Switches 62 allow the user of the selective call receiver to select between the audible alert 58 and the tactile alert 60 in a manner well known in the art The message information which is subsequently received is stored in memory not shown and can be accessed by the user for display using one or more of the switches 62 which provide such additional functions as reset read delete etc Specifically by the use of appropriate functions provided by the switches 62 the stored message is recovered from memory and processed by the decoder controller 56 for displaying by a display 68 which enables the user to view the message A real time clock circuit 74 provides conventional timing features such as the information required to display time of day information on display 68 A pa
20. solve this GUI problem by providing a series of pre rendered display scenes and displaying them in sequence on the electronic device s display The user can with the assistance of these display scenes select amongst the electronic device s available options features etc This approach although useful for some applications is not very helpful in situations in which the electronic device s display size is small and the number of selections options available to the device user is large Therefore a need exists for a method and apparatus which can provide a solution to the above mentioned problem BRIEF DESCRIPTION OF THE DRAWINGS FIG 1 is a block diagram of an electronic device in accordance with the preferred embodiment of the present invention FIG 2 shows a more detailed block diagram of the decoder controller of FIG 1 in accordance with the pre ferred embodiment of the invention FIG 3 shows an electronic device in accordance with the preferred embodiment FIG 4 shows one embodiment of the GUI in accordance with the invention FIG 5 shows a secondary embodiment of the GUI in accordance with the invention FIG 6 highlights the operation of the animation and draw buffers in accordance with the preferred embodiment of the invention FIG 7 shows a flowchart highlighting the basic opera tional steps in accordance with the preferred embodiment of the invention DESCRIPTION OF THE PREFERRED EMBODIMENT Referring now to th
21. the anima tion and the overall effect presented to the user is a smooth animation that starts with the currently viewed draw buffer screen smoothly transitions through all of the incremental changes during the draw buffer update and ends with the next view of the draw buffer To the system designer the present invention saves power over standard double buffering animation and also saves on memory and process ing overhead What is claimed is 1 A method for providing a graphical user interface to an electronic device having a display comprising the steps of presenting a plurality of user selectable fields located alone an arc on the display each of the plurality of user selectable fields highlighting an application of the electronic device wherein the applications being dis played represent a subset of a set of available applica tions selecting an application from the set of available appli cations determining that the application which has been selected is currently not being displayed in the plurality of user selectable fields commencing an animation process in which new appli cations currently not being displayed are selected from the set of available applications rotated into the plu rality of user selectable fields alone the arc and dis played stopping the animation process and presenting the plurality of user selectable fields on the display each highlighting the new applications of the electronic device
22. tire draw buffer is that it preserves all information on the screen such as time date and mes saging status e g in range unread message etc The animation process 620 then erases the three buttons that were copied into the animation buffer The animation process then generates three pointers to the three buttons in the draw buffer shown in view 602 and re draws the three buttons in the next positions in the animation e g slightly upward as shown in view 612 At the same time the animation process is re drawing the buttons the main pro cess is updating the buttons in the draw buffer to the new choices starting by re drawing the Customize button first 604 While the re draw of the top button occurs in view 604 the animation process again copies the three buttons from the draw buffer to the animation buffer but since the top button has been re drawn the change is reflected in the animation buffer as a new choice being rotated onto the screen in view 614 The animation process to create the view of 614 will first copy from pointer 628 to display the bottom button then from pointer 626 to display the middle button then from 624 to display the top button This scene is then presented to the user as a rotation of the Customize application onto the screen while the Read application has rotated off the screen The animation process and the main process then continue in parallel and when the main process re draws the second b
23. utton Write button to Set Time as in view 606 the animation process copies the buttons to 632 634 and 636 Note that the middle button on view 606 is actually drawn in two locations the partially drawn button at the bottom of view 616 and the partially drawn top button shown by line 630 This is because the draw buffer has destroyed the Write application button with the Set Time button before the animation process rotated it off screen This partial button enhances the moving wheel effect As copying continues the main process eventually draws the third button shown in view 608 the last new option Partner in the bottom user selectable location in the draw buffer and the animation process copies the three buttons in the order of 638 640 660 which shows the three choices almost in their final positions in view 618 To complete the animation sequence the final scene is the draw buffer itself which is displayed as the animation process terminates and changes the display driver to display the draw buffer 608 The last screen of the wheel spin animation is this switch back from screen 618 to display buffer screen 608 The animation screens 610 618 are displayed in a smooth and quick fashion such that the user when viewing display 68 perceives that the wheel 420 is spinning The basic algorithm which was graphically illustrated in FIG 6 is shown in simplified flowchart form in FIG 7 Upon the device user s
24. wants to select amongst one of the presently displayed applications he simply presses the up down arrows on user control 302 until the desired appli cation is highlighted then the user can select the application by depressing another user control If the user however does not want to activate any of these three presently displayed applications the user by pressing the down arrow or up arrow in another example will be able to navigate to the next available set of application option fields which are currently off screen If the currently highlighted field is field 422 pressing the up arrow will cause the animation process to commence If the currently highlighted field is field 426 pressing the down arrow will cause the animation process to commence Upon the user activating the user control 302 one or more times the wheel spin animation process is begun as shown by arrow 620 Once the animation process is commenced the informa tion on the draw buffer is copied to the animation buffer in step 622 As such the animation buffer will have stored in it the same information that was on display screen 602 10 15 20 25 30 35 40 45 50 55 60 65 6 which is illustrated as screen 610 This copy becomes the first scene of the animation At this point the display driver is switched away from the draw buffer to present the contents of the animation buffer to the user in view 610 The benefits of copying the en
25. which were not previously shown on the display 2 A method as defined in claim 1 wherein in commenc ing the animation process step the new applications are rotated along the arc through the plurality of user selectable fields at a rate which causes a rotational effect when the display is being viewed by a user 3 A method as defined in claim 1 wherein the step of commencing the animation process comprises a updating the plurality of user selectable fields by rotating into each of the plurality of user selectable fields a new application that is currently not being displayed b removing for each new application introduced in step a one of the previously highlighted applications and c repeating steps a and b until all of the plurality of user selectable fields highlight new applications 4 A method as defined in claim 3 wherein the animation process is stopped when all of the plurality of user selectable fields is updated with a new application 15 20 25 30 35 40 45 50 55 60 65 8 5 A method as defined in claim 1 wherein each appli cation which is displayed includes an icon 6 A graphical user interface for an electronic device having a display comprising a user control a plurality of user selectable buttons presented on the display the plurality of user selectable buttons being located on the display along an arc a set of available applications each of the set of availabl
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