Mini Projector

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Similarly, shut button 1014 is situated near the corner of screen a thousand so that it could safely be made active at all times. usb extension cable and 1008 can be filled in by the person firstly of the search operation, and would then normally be inactive; tapping on them when the touch screen is within the activated state might enable the search or replace text to be modified. In addition or alternatively, a user command, similar to a gesture might be offered to move any dialog between the main display and the contact screen at the user's discretion. In another illustrative embodiment, controllers 208, 210, and 212 might connect with host pc 214 through different interfaces. For example, touch display screen controller 208 might connect as a standard contact pad using a PS/2 interface, whereas show controller 210 and backlight controller 212 connect by USB or by a specialized display interface. Debugging is a task that greatly advantages from a secondary show.
The API commands additionally include requests to show or replace an icon on the long-lasting display screen picture, or to display or replace a full-screen auxiliary or pop-up image. In the auxiliary mode, finger motions and/or finger taps would sometimes be given a particular interpretation by the appliance. If the appliance treats finger motions specially, the contact display shall be unable to move the cursor on the principle show so long as the application imposes its special interpretation on finger motions. This may be acceptable if an alternate cursor motion device or mechanism is current, or if the application doesn't want a cursor, or if the particular interpretation lasts for only a quick period. Alternatively, if the appliance treats solely finger faucets specifically, then the person can use the touch display to maneuver the cursor on the major show, however the consumer should use the “mouse” buttons 108 of FIG. In another alternative, the application could show an auxiliary image however allow the contact display to interpret finger motions and faucets in the identical method as the iconic mode.
Image 300 consists of arrow icons 302 and 304 indicating scrolling areas, an icon 306 indicating a corner tap region that simulates a proper mouse button click, and an icon 308 which represents a brand for the computer vendor. Touch screen driver 1620 is responsible for deciding among conflicting API requests. For instance, contact screen driver 1620 may seek the guidance of pointing gadget driver 1622 or other working system components to find out at all times which application, utility window, or dialog has the input focus.
This keypad display could be invoked by the “NumLock” key already provided on pc keyboards for activating the numeric keypad. Some dialogs should work together with the main show image of an utility. For example, the textual content find and substitute dialog of a word processor typically should stay open as the consumer requires repeated searches and replacements within the document, however the dialog tends to get in the method in which of the view of the doc being searched.
In this latter alternative, if the auxiliary image includes buttons or management icons, then a special activation mechanism have to be used to activate the buttons or controls as disclosed for the enduring mode. In an illustrative embodiment, each software could choose any of those alternatives, or other alternatives, for its auxiliary display screen as most closely fits the needs of the applying. 9 illustrates an instance of subsidiary assist textual content on the contact display screen of the current invention. When the cursor covers a user interface component on the principle show for which help is out there, the conventional iconic or auxiliary display screen picture is changed by a new auxiliary picture 900 that persists as long as the cursor remains on the component on the principle show. Image 900 includes help textual content 902 describing the object, in this case the “Format Painter” toolbar icon or menu merchandise of a document preparation software.
four doesn't necessarily symbolize the best selection or placement of icons. Human-factors testing may be used to resolve on the quantity, sorts, and placement of icons in the default iconic display screen. Also, it could be advantageous to permit the consumer to select which icons are present and to rearrange the icons, probably using a software program management panel.
However, the pop-up picture seems in response to a person command or other occasion in the host laptop and is not related to any specific software utility on the primary show. Another class of functions that can profit from the touch display in auxiliary mode is those applications that can profit from displaying extra or subsidiary data. Many laptop operating systems and software program functions right now present pop-up help that appears automatically on the display when the cursor is held still on an icon or button.
Lastly, the current invention discloses one other embodiment of a graphical consumer interface in a computing system having a processor operating an operating system and a display. The graphical consumer interface comprises a touch screen and a driver coupling the touch display to the working system. The driver has an software programming interface that enables an software to display a minimum of one image on the contact screen.
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