CN1904821A - Multi-display system and its window switching method - Google Patents
Multi-display system and its window switching method Download PDFInfo
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- CN1904821A CN1904821A CN 200510088604 CN200510088604A CN1904821A CN 1904821 A CN1904821 A CN 1904821A CN 200510088604 CN200510088604 CN 200510088604 CN 200510088604 A CN200510088604 A CN 200510088604A CN 1904821 A CN1904821 A CN 1904821A
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Abstract
The invention relates to a windows switching method for multi-display screen system. It includes the following steps: displaying window in display screen; the control attribute of window at least containing sending window attribute and uniting display window attribute, and it could be moved under maximum state; receiving the operation instruction from user; taking sorting resolution to the instruction; determining window location according to the result; changing the location and finishing window switch. The invention also supplies a multi-display screen system.
Description
Technical field
The present invention relates to the data processing technique relevant, especially relate to a kind of multi-display system of a main frame and a plurality of displays and method that window switches of comprising between a plurality of indicator screens with graphical user interface.
Background technology
Along with the continuous development of computing machine and infotech, it is very important that information seems, and require day by day can show more information on display.
Make a general survey of the developing history of computing machine, can find a kind of man-machine interface as computing machine, the size of display is increasing, from the beginning 14 inches, till now 17 inches, even 20 inches, more useful projection jumbotron more than 150 cun is done demonstration and explanation; Resolution is also from original C GA, EGA high resolving power till now, as 1024 * 768 even higher; Color also from monochrome to 16 looks, 256 looks, 24 looks till now or the like all mean on display to show more information.
But because be subjected to the restriction of display technology, the cost of the high-resolution display device of large scale is relatively expensive, such as liquid crystal, and the large-sized monitor of types such as plasma.In addition, be subject to present technical merit, angle and position that single large screen display can be watched are limited.
Usually, adopt a plurality of displays to show that the more information content is a kind of good method of not only saving cost but also effectively increasing work efficiency.Be that undersized display cost is low on the one hand, and single undersized display angle is easy to regulate, the position is placed also random.Prior art has disclosed multiple multi-display system: for example, European patent EP has set forth the application of adopting two displays on ATM for No. 0827066; BrP GB has set forth for No. 2333391 and how to utilize two little displays to be spliced into the method for a big display.
In addition, display adapter also has bigger development, and dynamically demonstration and static display performance are stronger, and two displays of generally can both supporting that adopt in portable computer at present show different content of pages, and performance is all fine aspect display performance.The display adapter (NVIDEA, MATROX, the product of companies such as ATI) of main flow can both be supported plural display device at present, and performance is ample more.Publication number of the prior art is that the Japanese documentation of 2000-339130 has been set forth two display application scenes, this method collect need be on giant-screen content displayed, be shown to giant-screen then and get on.United States Patent (USP) US of the prior art has solved the problem of switching display windows in the system under the different display modes at two display devices for No. 2004263426.
Compare the fast development of hardware technology, the software engineering development of demonstration aspect is slightly inadequate, it is inconvenient to show that mainly software uses, especially the operating system of prior art is to develop according to the demand of the system that only supports individual monitor, in two of uses and even a plurality of display screen, part comes with some shortcomings.Lift a simple example, the window of Windows generally all provides and minimizes, and the function that maximizes/reduce and close window can not mobile form window, the only mobile form window of ability under the state of reduction maximized the time.Thus, on each display, can comparatively bother in the moving window, general window all can be in maximized state, utilize the display area of whole display with maximum, so the multi-display system of prior art and windows switching method need be carried out following step during mobile form window between display:
On the form window of initial display, click stop push-button;
Window after the reduction is dragged on the purpose display with the cursor method of operating;
The form window that pulls is amplified.
It more than is operation steps when a form is window maximized, be at a form window that operating process also needs to increase a step when minimizing: at first with window maximized, perhaps cursor is moved on on minimized window the right button selective reduction of clicking the mouse then.
Form under the situation of array demonstration at a plurality of identical displays, if wish that a plurality of displays are merged into a big display to be shown, the corresponding steps of the windows switching method of prior art is: window is dwindled, be in the state that can stretch, with cursor window is widened then.Such as Microsoft Excel, can only could on the display of several splicings, show whole big window with the method that window widens.
In sum, there are defective in present multi-display system and windows switching method thereof: the form window between a plurality of displays, switch move in, exist bigger obstacle, make the operator feel comparatively inconvenient in use, influence work efficiency.
Summary of the invention
The technical matters that the present invention solves is to provide a kind of multi-display system and windows switching method thereof, makes the form window can carry out simple and convenient switching between a plurality of displays and moves.
For this reason, the technical scheme of technical solution problem of the present invention is: a kind of windows switching method of multi-display system is provided, comprises step:
1) display window window in display; The controlled attribute of described form window comprises send window attribute and combined display panel display properties at least, and the form window can move under the maximized state;
2) accept the operational order of user at described form window input;
3) to the aforementioned operation instruction parsing of classifying;
4) determine the calculating of the window's position according to described analysis result;
5) carry out the conversion of the window's position according to aforementioned result of calculation, finish the switching of window.
Preferably, also comprised before described step 4): whether the display mode of checking each display meets the requirements; If then enter step 4); If not, then carry out entering step 4) after the conversion of display mode.
Preferably, the conversion of described display mode comprises adjustment resolution, color.
Preferably, when described operational order is when maximization during moving window, also comprise judging whether to shift out original position one particular value; If then enter step 4).
Preferably, when described operational order is when maximization during send window, also be included near the label that shows each display the send window attribute; And on each display, show its label; The coordinate conversion that described step 5) is specially window is the coordinate of target indicator.
Preferably, when described operational order is the combined display panel demonstration, also be included near the combination that shows each display of send window attribute; And on each display, show its label; The coordinate conversion that described step 5) is specially window is the coordinate of display combinations.
Preferably, when described operational order is when opening window under the minimized state, also be included near the label that shows each display of minimized window icon; And on each display, show its label; Described step 5) is specially the coordinate that the coordinate of window is defined as target indicator.
The present invention also provides a kind of multi-display system, comprises main frame and a plurality of displays and the input equipment that are connected to this main frame; It is characterized in that the controlled attribute of the form window that described display shows comprises send window attribute and combined display panel display properties at least, and the form window can move under the maximized state; This system also comprises:
Graphical user interface is used to provide man-machine interface;
Position calculation and converter unit are used to calculate the form position of window, and according to the requirement of man-machine interface, carry out the conversion of position coordinates.
Preferably, also comprise display mode adaptive transformation unit, be used for being operated under the situation of different display modes, adjust display mode when window switches automatically at a plurality of displays; If when all displays all are operated under the identical display mode, do not need to do the conversion of automatic adjustment display mode.
Preferably, described graphical user interface, position calculation and converter unit and display mode adaptive transformation unit form the window switching processing system in the main frame.
With respect to prior art, the invention has the beneficial effects as follows: because the form window has send window attribute and combined display panel display properties among the present invention, and can calculation window conversion front-back direction, thereby provide among the multi-display personal computer system the free handled easily of form window, the more information display space is provided; Improve the convenience of personal computing system's operation, increase work efficiency.
In addition, the present invention can also carry out the adaptive transformation of display mode according to actual conditions at display.
In a word, the present invention proposes a kind of form window moves freely switching with maximized form on different display devices method of controlling, arbitrarily a plurality of displays merging of conversion are shown as a form window simultaneously, in the system that solves a plurality of displays demonstrations, the convenience issue of form window operation.No matter under which kind of form Window state, window can be sent on any one display of system and show.
Description of drawings
Fig. 1 is a form window attribute synoptic diagram of the present invention;
Fig. 2 is the block diagram of multi-display system of the present invention;
Fig. 3 is the process flow diagram of the windows switching method of multi-display system of the present invention;
Fig. 4 is the synoptic diagram of send window under the maximized state;
Fig. 5 to Fig. 7 is the synoptic diagram of moving window under the maximized state;
Fig. 8 is the coordinate transform synoptic diagram that window moves under the maximized state;
Fig. 9 to Figure 10 is the synoptic diagram of combined display panel display window;
Figure 11 is the synoptic diagram of send window under the minimized state;
Figure 12 is that preferred embodiments one is carried out the synoptic diagram that window switches;
Figure 13 is that preferred embodiments two is carried out the synoptic diagram that window switches.
Embodiment
The performance of main thought of the present invention is: the controlled attribute that increases the form window.Generally have only the attributes of several relevant window size positions in the prior art, for example in the Windows of Microsoft, the attribute of window comprises: minimize, window size and closing; On this basis, the attribute below in system's window, increasing: send window, combined display panel shows; And do not change original attribute function and characteristic.
See also Fig. 1, be form window attribute synoptic diagram of the present invention.The characteristic of form window comprises window size 910, minimized window 920, close window 930 and newly-increased send window 940 and merge window 950.And also different with prior art of window size wherein: in the prior art, in case after window had been maximized, window just can not move; And can arbitrarily move in the present invention, therefore, can carry out the operation that window moves transmission no matter original window is in which kind of state (minimize, medium window or maximized window).
See also Fig. 2, multi-display system of the present invention comprises the window switching processing system 150 of main frame 110, plural display 120, position input equipment 130, character graphics input equipment 140 and main frame inside.
Each display 120 can show different contents and form window, thereby offers the unique user more information, increases work efficiency.
Character graphics input equipment 130 is used to provide to the user and imports relevant character, the information of figure, and commonly used can be keyboard, scanner etc.
Position input equipment 140 is used to import on graphical interfaces the information of relevant dynamic change position, and commonly used have mouse, Track Point, joystick, Trackpad, touch screen, light pen or the like.
Window switching processing system 150 comprises graphical user interface 151, position calculation and converter unit 152 and display mode adaptive transformation unit 153.This three part all is to adopt software to realize that wherein graphical user interface 151 provides man-machine interface; Position calculation and converter unit 152 are used for calculating the form position of window specially, and according to the requirement of man-machine interface, carry out the conversion of position coordinates; Display mode adaptive transformation unit 153 is used for being operated under the situation of different display modes at a plurality of displays, adjusts display mode when window sends automatically; When if all displays all are operated under the identical display mode, do not need to do self-adjusting conversion.
Seeing also Fig. 3, is the process flow diagram of windows switching method of the present invention.
Step S311 receives the operational order of user at the input of form window;
Step S312 is to the aforementioned operation instruction parsing of classifying;
Step S313 checks whether the display mode of each display meets the requirements; If then enter step S315; If not, then enter step S314;
Step S314 carries out the conversion of display mode;
Step S315 resolves to determine the calculating of the window's position according to the classification of operational order;
Step S316 carries out conversion of the window's position and the associative operation behind the window transform;
Step S317, EO.
Wherein, instruction classified mainly be meant the instruction of window size variation, those are not discussed do not relate to the instruction that window size changes, wherein newly-increased instruction is mainly two classes: moving window, maximization are shown to certain display (send window) or certain several display (merging window) during maximization.
When user's operational order is send window, on window, show the label (can little figure realize) of display; Its difference number can also be on each display, significantly shown simultaneously, which display should be sent to remind the operator.
When user's operational order is combined display panel, similar with send window, combined display panel is structurally similar with send window, but it is slightly different in calculation window position and conversion and the display mode conversion time, at first when this merging shows, can automatically all display modes all be adjusted to model identical, comprise that resolution, color etc. are all consistent; If can not be adjusted to unanimity, the output information, expression can not complete operation.
When combined display panel shows, show that too which display will merge, show several little icons, show the label of display on the icon.
In addition, based on flow process of the present invention,, can when opening a window of closing originally, provide the selection that is opened to which display (detailed aftermentioned) as a kind of popularizing action.
To sum up, in multi-display system of the present invention and the windows switching method, revise the characteristic of original system window, the window when all are maximized all becomes movably, and this characteristic can be inherited to subwindow.Carry out the calculating and the conversion of the window's position according to instruction subsequently.
Concrete embodiment below makes introductions all round.
See also Fig. 4, when the icon of cursor pointing send window, system ejects a wicket automatically, and which display indicating reminders sends to, the sign that shows this display simultaneously on each display is such as the sign of each displays such as the demonstration of prospect on display especially big A, B, C.
See also Fig. 5 to Fig. 7, when cursor is done dilatory action on window, can draw operation no matter whether be in maximized state, difference is: the window that is in maximized state, when the part window is dragged on the B display, discharge dilatory key and can cause that whole window all goes on the B display (promptly when window shifts out the particular value in original position, changing four coordinate figures of window into new coordinate figure), and be in window mobile the same of general size with prior art.
With reference to figure 8, the coordinate figure of left side display A is: ((X1, Y1), (X2, Y2), (X3, Y3), (X4, Y4)); The coordinate figure of right side display B is: ((X ' 1, Y ' 1), (X ' 2, Y ' 2), (X ' 3, Y ' 3), (X ' 4, Y ' 4)).When the distance that moves to right surpasses predetermined value, then carry out the conversion of position coordinates, window all is positioned at the right side display.
See also Fig. 9 to Figure 10, when cursor pointing merges the icon of window, system ejects a wicket automatically, indication is by which display to be merged, window display area after the merging is bigger than original, the quantity of information that shows is also big, can only show 6 lattice such as form on an original display, can show 8 lattice simultaneously now.
See also Figure 11,, provide a selection that is opened to which display for minimized window; When cursor pointing was on the control group minimized window, pop-up window reminded maximization to send to which display automatically, and shows the sign of display simultaneously.
Equally, in the time will opening an application window, also can provide the selection that is opened to which display.
For ease of understanding, the present invention will be further described below in conjunction with preferred embodiments.
Preferred embodiments one
The application hardware system and the operating system environment of described preferred embodiments one are as described below.
Two output interfaces of the video card band of notebook computer, a LCD that is directly connected on the notebook computer, it is 13.3 inches a wide screen liquid crystal flat-panel, and resolution is WXGA 1280 * 800, and length breadth ratio is 16: 10; The another one output interface is that the RGB simulation outputs to an external display, and common external display is much bigger, and such as adopting 21 cun LCD, rate is 1600 * 1200 respectively, and length breadth ratio is 4: 3.
Because the size of two displays, Aspect Ratio and resolution have nothing in common with each other, therefore the adaptive transformation and the position calculation conversion of display mode must be arranged.Because of two display difference great disparities, it is also bad therefore to merge display effect simultaneously, thus do not recommend in this example, but do not hinder enforcement of the present invention.
This video card is supported on second display interface and exports as extended desktop, can support under existing operating system.
As shown in figure 12, the coordinate system when being two display extended screen demonstrations, wherein A is a host display, B is an expanded scope, usually the lower left corner with basic display unit is defined as true origin, and according to the setting of resolution, the coordinate figure of two displays as shown in the figure.
Therefore make the maximization screen when the A display moves to B display, needing following step:
Four angular coordinate conversion are with four angular coordinates of window coordinate figure from existing A1, A2, A3, A4 coordinate figure indirect assignment to B1, B2, B3, B4.
Corresponding scroll bar scaling transformation relates to the computational transformation of display mode.
In icon arrangement following time not on certain direction, when perhaps also having vacant position, rearrange icon, relates to the mode computation conversion.
All icon sizes (pixel that takies is counted constant) remain unchanged in the window transform process.
Preferred embodiments two
In this example, four digital display adapters of a main frame band, each adapter connects a digital interface display, and the performance of these four display adapters is identical, and the parameters such as functional performance of four 15 inches 1024 * 768 displays are also all identical.Purpose is in order to be spliced into a bigger display.
Other aspects and aforementioned preferred embodiments one are similar, introduce here how to realize that a plurality of displays merge the coordinate that shows and switch and the display mode conversion.
As shown in figure 13, wherein the A display is a basic display unit, under the expansion display mode, selects the merging of the window on the A display is shown on four displays in the A display equally, and step is as follows:
Display mode on four displays is all adjusted to model identical; Four angular coordinates that display A gone up window become A1, B2, C3, D4 by A1, A2, A3, A4; All images etc. all amplify twice.Display part after amplifying is distributed to each according to coordinate position shows the video memory of knowing orchestration.
The step that maximum mode is reduced into a display demonstration is as follows:
Housing coordinate A1, B2, C3, the D4 of four displays are become B1, B2, B3, B4 by assignment; All images all dwindles twice; The all images display message is delivered to the demonstration of B display correspondence and is known on the display memory of orchestration.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the windows switching method of a multi-display system is characterized in that, comprises step:
1) display window window in display; The controlled attribute of described form window comprises send window attribute and combined display panel display properties at least, and the form window can move under the maximized state;
2) accept the operational order of user at described form window input;
3) to the aforementioned operation instruction parsing of classifying;
4) determine the calculating of the window's position according to described analysis result;
5) carry out the conversion of the window's position according to aforementioned result of calculation, finish the switching of window.
2. windows switching method according to claim 1 is characterized in that, also comprises before described step 4): whether the display mode of checking each display meets the requirements; If then enter step 4); If not, then carry out entering step 4) after the conversion of display mode.
3. windows switching method according to claim 2 is characterized in that, the conversion of described display mode comprises adjusts resolution, color.
4. according to each described windows switching method of claim 1 to 3, it is characterized in that,, also comprise judging whether to shift out original position one particular value when described operational order is when maximization during moving window; If then enter step 4).
5. according to each described windows switching method of claim 1 to 3, it is characterized in that, when described operational order is when maximization during send window, also be included near the label that shows each display the send window attribute; And on each display, show its label; The coordinate conversion that described step 5) is specially window is the coordinate of target indicator.
6. according to each described windows switching method of claim 1 to 3, it is characterized in that, when described operational order is the combined display panel demonstration, also be included near the combination that shows each display of send window attribute; And on each display, show its label; The coordinate conversion that described step 5) is specially window is the coordinate of display combinations.
7. according to each described windows switching method of claim 1 to 3, it is characterized in that,, also be included near the label that shows each display of minimized window icon when described operational order is when opening window under the minimized state; And on each display, show its label; Described step 5) is specially the coordinate that the coordinate of window is defined as target indicator.
8. a multi-display system comprises main frame and a plurality of displays and the input equipment that are connected to this main frame; It is characterized in that the controlled attribute of the form window that described display shows comprises send window attribute and combined display panel display properties at least, and the form window can move under the maximized state; This system also comprises:
Graphical user interface is used to provide man-machine interface;
Position calculation and converter unit are used to calculate the form position of window, and according to the requirement of man-machine interface, carry out the conversion of position coordinates.
9. multi-display system according to claim 8 is characterized in that, also comprises display mode adaptive transformation unit, is used for being operated under the situation of different display modes at a plurality of displays, adjusts display mode when window switches automatically; If when all displays all are operated under the identical display mode, do not need to do the conversion of automatic adjustment display mode.
10. multi-display system according to claim 9 is characterized in that, described graphical user interface, position calculation and converter unit and display mode adaptive transformation unit form the window switching processing system in the main frame.
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| CN101965608A (en) * | 2008-01-07 | 2011-02-02 | 智能技术Ulc公司 | Method of managing applications in a multi-monitor computer system and multi-monitor computer system employing the method |
| CN101515227B (en) * | 2008-02-20 | 2011-05-25 | 联想(北京)有限公司 | Window management method and computer |
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