JP2012108772A - Multi-monitor control device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a multi-monitor control device capable of moving between monitors by an intuitive cursor operation, even when physical arrangement of the monitors is different from monitor arrangement on a virtual disk top.SOLUTION: A computer (PC) 1 is connected to a plurality of monitors 41a to 41d and includes monitor physical connection information 10 defining immovable boundary information 10a indicating a boundary on which a cursor cannot be moved between the monitors 41a to 41d and movable boundary information 10b indicating a boundary on which the cursor can be moved between the monitors 41a to 41d. A moving coordinate calculation function 12b calculates a coordinate of a movement destination to which the cursor is to be moved according to moving amount of an operation of a mouse 2 so that the cursor is moved up to a position which does not exceed an immovable boundary in an original monitor screen when the cursor movement exceeds the immovable boundary, and the cursor is moved to a monitor screen to be the movement destination when the cursor movement does not exceed the immovable boundary and exceeds the movable boundary information 10b.

Description

  The present invention relates to a multi-monitor control apparatus having a plurality of monitors and connecting a plurality of monitor screens to one and using it as one virtual display.

A multi-monitor control system in which a plurality of monitors are connected to a single computer (PC) and operated with a set of mouse and keyboard does not require a single computer (PC) for each monitor. There is an advantage that becomes lower. As a method of using a multi-monitor device, there is a method (virtual desktop method) in which a plurality of monitors are connected to one and used virtually as a single display.
In the virtual desktop method, coordinates (X, Y coordinates) for specifying a position on one virtual desktop are shared among a plurality of monitors. Which monitor displays which area on the virtual desktop is determined during the setup of the graphics card.
When the mouse is operated with such a multi-monitor device, the cursor on the monitor screen moves in accordance with the amount of mouse movement. The operation at the monitor boundary is the virtual desktop coordinates such that the cursor moves to another monitor at the boundary where there is another monitor area at the destination, and the cursor does not move at the boundary where there is no other monitor at the destination. Works according to.

Japanese Patent Laying-Open No. 2005-293292 (pages 7-9, FIG. 1)

In the case of a plant monitoring system in which one of the monitors of the multi-monitor control device is a large monitor and placed behind as a large-screen monitoring device and the remaining monitors are used as monitors for hand operation, the monitor on the virtual desktop There are cases where the layout and the actual physical monitor layout are different.
For example, when four monitor areas are arranged side by side on the virtual desktop and the cursor is on the monitor 2, if the cursor is moved to the monitor 4 designated as a large monitor, Even if the cursor is moved upward from the monitor 2, it does not move to the monitor 4 but needs to move laterally via the monitor 3. When the cursor is moved rightward on the monitor 3, the cursor moves to the monitor 4.
In other words, the movement of the mouse cursor moves according to the coordinates on the virtual desktop, not the actual physical layout of the monitor, and there is a problem that the monitor cannot move the monitor surface by intuitive mouse operation. It was.

As a method for controlling a cursor at a multi-monitor boundary, for example, there is Patent Literature 1. In Patent Document 1, when the monitor resolutions adjacent to each other are different from each other so that the cursor moves smoothly even on the boundary surface where the virtual desktop coordinates are not continuous because the resolutions are different, Move the cursor to a position.
However, Patent Document 1 does not provide an intuitive cursor operation for moving between monitors when the monitor layout on the virtual desktop is different from the physical layout of the monitor, and solves the above-described problem. It was not a thing.

The present invention has been made in order to solve the above-described problems. Even when the physical layout of monitors and the monitor layout on the virtual desktop are different from each other, the present invention is capable of moving between monitors by an intuitive cursor operation. The object is to obtain a monitor control device.

  The multi-monitor control apparatus according to the present invention is a multi-monitor control apparatus in which a plurality of monitors are connected to one computer, and the display on the plurality of monitor screens is controlled by the computer. Monitor boundary information that defines the unmovable boundary where the cursor cannot move, the movable boundary where the cursor can move, and the destination monitor when the cursor moves beyond this movable boundary to match the monitor layout. The stored storage device includes a movement coordinate calculation unit that calculates the coordinates of the movement destination of the cursor according to the amount of movement of the mouse. The movement coordinate calculation unit calculates the cursor according to the amount of movement of the cursor when calculating the coordinates of the movement destination of the cursor. If the move destination does not exceed the immovable boundary, the cursor is moved beyond the immovable boundary. And it calculates the coordinates to move the cursor to a position not exceeding impossible boundaries.

  As described above, the present invention is a multi-monitor control device for connecting a plurality of monitors to one computer and controlling the display on a plurality of monitor screens by the computer, and for the end lines of each monitor screen, Stores monitor boundary information that defines the non-movable boundary where the cursor cannot move, the movable boundary where the cursor can move, and the destination monitor when the cursor moves beyond this movable boundary to match the monitor layout. And a moving coordinate calculation means for calculating the coordinates of the movement destination of the cursor according to the amount of movement of the mouse. The movement coordinate calculation means calculates the coordinates of the cursor according to the movement amount of the cursor. If the destination does not exceed the immovable boundary, the cursor is moved beyond the immovable boundary, and if it exceeds the immovable boundary, the immovable boundary is exceeded. Since calculates coordinates to move the cursor to have a position, for monitoring personnel to perform mouse allows more intuitive cursor operation.

It is a block block diagram which shows the multi-monitor control apparatus by Embodiment 1 of this invention. It is a flowchart which shows the process sequence of the mouse | mouth operation processing function of the multi-monitor control apparatus by Embodiment 1 of this invention. It is a flowchart which shows the calculation procedure of the movement coordinate calculation function of the multi-monitor control apparatus by Embodiment 1 of this invention. It is explanatory drawing for demonstrating the effect of the multi-monitor control apparatus by Embodiment 1 of this invention. It is a block block diagram which shows the multi-monitor control apparatus by Embodiment 2 of this invention. It is a flowchart which shows the process sequence of the mouse | mouth operation processing function of the multi-monitor control apparatus by Embodiment 2-5 of this invention. It is a block block diagram which shows the multi-monitor control apparatus by Embodiment 3 of this invention. It is a flowchart which shows the calculation procedure of the movement coordinate calculation function of the multi-monitor control apparatus by Embodiment 3 of this invention. It is explanatory drawing for demonstrating the effect of the multi-monitor control apparatus by Embodiment 3 of this invention. It is a block block diagram which shows the multi-monitor control apparatus by Embodiment 4 of this invention. It is a flowchart which shows the calculation procedure of the movement coordinate calculation function of the multi-monitor control apparatus by Embodiment 4 of this invention. It is explanatory drawing for demonstrating the effect of the multi-monitor control apparatus by Embodiment 4 of this invention. It is a block block diagram which shows the multi-monitor control apparatus by Embodiment 5 of this invention. It is a flowchart which shows the calculation procedure of the movement coordinate calculation function of the multi-monitor control apparatus by Embodiment 5 of this invention.

Embodiment 1 FIG.
Embodiment 1 of the present invention will be described below.
1 is a block diagram showing a multi-monitor control apparatus according to Embodiment 1 of the present invention.
In FIG. 1, a computer (PC) 1 is mounted with a mouse 2 and a graphic card 3. A plurality of monitors 4 (41a to 41d) are connected to the graphic card 3, and each monitor has display screens 42a to 42d. The monitor 4 is controlled by a virtual desktop system in which a plurality of monitors are connected to one and used virtually as one display.
The computer (PC) 1 includes an operating system (OS) 5 and a multi-monitor control function 6.
An operating system (OS) 5 includes a mouse movement amount receiving means 7 for receiving a mouse movement amount from the mouse 2 and a virtual desktop that is used as a single display by connecting a plurality of monitors into one. A virtual disk top area 8 whose coordinates are defined on the virtual disk top by the system and a graphic card output means 9 for outputting the contents of the virtual disk top area 8 to the graphic card 3 are configured.
The virtual desktop area 8 is coordinate-defined so that the display screens 42a to 42d of each monitor and the areas 8a to 8d on the virtual stop have a one-to-one correspondence.

The multi-monitor control function 6 is based on the non-movable boundary information 10a that defines the boundary of the monitor screen on which the cursor cannot be moved and the movable boundary information 10b that defines the boundary of the monitor screen on which the cursor can be moved in accordance with the actual monitor physical arrangement. Monitor physical connection information 10 (monitor boundary information), coordinate information 11 displayed in the virtual desktop area 8, and a mouse operation processing function 12.
The non-movable boundary information 10a defines a boundary where the cursor cannot be moved between monitors with respect to the boundaries of a plurality of monitor screens, and the movable boundary information 10b defines a boundary where the cursor can be moved between monitors.
The coordinate information 11 holds a cursor coordinate 11a.
The mouse operation processing function 12 determines the movement coordinates from the monitor physical connection information 10 and the coordinate information 11 based on the event reception function 12a for receiving the mouse movement amount from the mouse movement amount receiving means 7 and the received mouse movement amount. And a moving coordinate calculation function 12b (moving coordinate calculation means).
The monitor physical connection information 10 and the coordinate information 11 are stored in the storage device.

FIG. 2 is a flowchart showing the processing procedure of the mouse operation processing function of the multi-monitor control apparatus according to Embodiment 1 of the present invention.
FIG. 3 is a flowchart showing a calculation procedure of the movement coordinate calculation function of the multi-monitor control apparatus according to Embodiment 1 of the present invention.

FIG. 4 is an explanatory diagram for explaining the effect of the multi-monitor control apparatus according to the first embodiment of the present invention.
4, 8a to 8d, 10, 42a to 42c are the same as those in FIG. Cursor coordinates a11 to a14, b11 to b14 are shown.

Next, the operation will be described.
First, the processing of the mouse operation processing function 12 will be described with reference to the flowchart of FIG.
When the mouse operation processing function 12 is activated (ST1001), the monitor physical connection information 10 is read (ST1002), and the event until the mouse movement amount is notified from the mouse movement amount receiving means 7 when the mouse 2 is operated. Wait (ST1003).
When the event reception function 12a receives an event, it checks whether it is a mouse movement event (ST1004). If it is not a mouse movement event, it returns to ST1003 event waiting. In the case of a mouse movement event, a movement coordinate is calculated by the movement coordinate calculation function 12b (ST1005), and a coordinate movement process (ST1006) is performed to change the cursor position on the virtual desktop area 8 according to the calculated coordinate.
Images on the virtual desktop area 8 are reflected by the graphic card output means 9 on the display screens 42a to 42d of the monitors 41a to 41d.

Next, the calculation flow of the movement coordinate calculation function 12b will be described with reference to FIG.
In FIG. 3, the movement coordinate calculation function 12 b determines whether or not the unmovable boundary information 10 a of the monitor physical connection information 10 is exceeded when the cursor coordinates 11 a are moved according to the mouse movement amount notified from the mouse movement amount receiving means 7. (ST1101). If the movement exceeds the immovable boundary, the cursor movement amount is adjusted so as to stop at the immovable boundary (ST1102).
Next, in the case of movement that does not exceed the immovable boundary, it is determined whether or not the movable boundary information 10b is exceeded when the cursor coordinates 11a are moved according to the mouse movement amount (ST1103). When the boundary exceeds the movable boundary, the cursor movement amount is changed so that the cursor moves to the monitor corresponding to the movable boundary destination (ST1104). If it does not exceed the movable boundary, the mouse movement amount is used as the cursor movement amount as it is (ST1105).

Next, an example of movement between monitors of the multi-monitor control apparatus of Embodiment 1 will be described using FIG.
In this example, the four surfaces of the multi-monitor display screens 42a to 42d correspond to the virtual desktop areas 8a to 8d, respectively. As the immovable boundary information 10a, the right side of the virtual disk top area 8c and the left side of the virtual disk top area 8d are set. As the movable boundary 10b, the upper surface of the virtual disk top area 8b and the lower surface of the virtual disk top area 8d are set.
When the mouse movement amount that moves to the cursor coordinate a12 is received with respect to the cursor coordinate a11, the cursor can move only to the cursor coordinate a13 at the immovable boundary in ST1102. In this case, when viewed on the monitor screen, the cursor moves to the cursor coordinate a14.
If the mouse movement amount that moves to the cursor coordinate b12 is received with respect to the cursor coordinate b11, the cursor moves to the cursor coordinate b13 in the virtual desktop area 8d at the movable boundary destination in ST1104. Determine the amount. When viewed on the monitor screen, the cursor moves to the cursor coordinate b14.

  According to the first embodiment, as described above, when the cursor crosses the monitor boundary due to the movement of the mouse, the coordinates of the cursor movement destination are determined with reference to the monitor physical connection information. There is an effect that a more intuitive cursor operation becomes possible.

Embodiment 2. FIG.
The second embodiment of the present invention will be described below.
FIG. 5 is a block diagram showing a multi-monitor control apparatus according to Embodiment 2 of the present invention.
In FIG. 5, 1-3, 5-12, 8a-8d, 10a, 10b, 11a, 12a, 1
Reference numerals 2b, 41a to 41d, and 42a to 42d are the same as those in FIG.
In FIG. 5, the event reception function 12 a of the mouse operation processing function 12 receives a reread request 13 for requesting rereading of the monitor physical connection information 10. The reread request 13 is transmitted as a change notification when the monitor physical connection information 10 is changed. The movement coordinate calculation function 12b refers to the monitor physical connection information 10 that has been re-read while receiving the re-read request 13 while online.

  FIG. 6 is a flowchart showing the processing procedure of the mouse operation processing function of the multi-monitor control apparatus according to Embodiment 2 of the present invention.

Next, the operation will be described.
The processing flow of the movement coordinate calculation function 12b is the same as the processing flow shown in FIG. 3 of the first embodiment.
Next, the processing flow of the mouse operation processing function 12 according to the second embodiment will be described with reference to FIG.
ST1001 to ST1006 in FIG. 6 are the same processes as those in FIG. 2, and detailed descriptions thereof are omitted.
After the activation, the mouse operation processing function 12 reads the monitor physical connection information 10 and waits for an event (ST1001 to ST1003). If the received event is a mouse movement event, the mouse operation processing function 12 moves to the coordinates calculated by the movement coordinate calculation function 12b. (ST1005 to ST1006).
If the received event is not a mouse movement event, it is determined whether the received event is a reload request 13 (ST2001). If the received event is a reload request 13, the monitor physical connection information 10 of ST1002 is reloaded. , Wait for an event (ST1002 to ST1003). If it is not the event re-read request 13, enter the event wait (ST1003).

  According to the second embodiment, as described above, by providing the process of re-reading the monitor physical connection information, even if the monitor layout is changed, it is possible to follow the monitor layout change online. There is an effect.

Embodiment 3 FIG.
The third embodiment of the present invention will be described below.
FIG. 7 is a block diagram showing a multi-monitor control apparatus according to Embodiment 3 of the present invention.
7, 1 to 3, 5 to 13, 8a to 8d, 10a, 10b, 11a, 12a, 12b, 41a to 41d, and 42a to 42d are the same as those in FIG. In FIG. 7, window coordinates 11 b are added to the coordinate information 11.

  FIG. 8 is a flowchart showing a calculation procedure of the moving coordinate calculation function of the multi-monitor control apparatus according to Embodiment 3 of the present invention.

FIG. 9 is an explanatory diagram for explaining the effect of the multi-monitor control apparatus according to Embodiment 3 of the present invention.
9, 8a to 8d, 10, 42a to 42c, a11 to a14, b11 to b14 are the same as those in FIG. In FIG. 9, window coordinates c11 to c14, d12, and d14 are shown.

Next, the operation will be described.
The processing flow of the mouse operation processing function 12 of the third embodiment is the same processing flow as FIG.
Next, the processing flow of the movement coordinate calculation function 12b of Embodiment 3 is demonstrated using FIG.
In FIG. 8, the processing of ST1103 to ST1105 is the same as the processing of ST1103 to ST1105 in FIG. 3, and detailed description thereof is omitted.

In FIG. 8, when the movement coordinate calculation function 12b moves the cursor coordinates 11a of the coordinate information 11 and the window coordinates 11b according to the notified mouse movement amount, either of them moves the immovable boundary information 10a of the monitor physical connection information 10. It is determined whether or not it exceeds (ST3101). In the case of movement beyond the immovable boundary, a mouse movement amount having a short movement distance in the window area and the cursor area is added to the cursor coordinates 11a and the window coordinates 11b (ST3102).
Next, when the cursor coordinate 11a is moved according to the amount of movement of the mouse, it is determined whether or not the movable boundary information 10b is exceeded, and if the movable boundary is exceeded, the cursor moves so that the cursor moves to the corresponding destination monitor. If the movement amount is changed and does not exceed the movable boundary, the mouse movement amount is used as the cursor movement amount as it is (ST1103 to ST1105).

  Next, when the window coordinates 11b are moved according to the amount of mouse movement, it is determined whether or not the movable boundary information 10b is exceeded (ST3103). If the movable boundary is exceeded, the window is moved to the corresponding destination monitor. The window movement amount is changed to (ST3104). If it does not exceed the movable boundary, the mouse movement amount is used as the window movement amount as it is (ST3105).

Next, an example of multi-monitor control according to the third embodiment will be described with reference to FIG.
The boundaries set in the immovable boundary information 10a and the movable boundary information 10b are the same as those in FIG. 4 showing an example of the multi-monitor control of the first embodiment.
When the mouse movement amount moving to a12 is received with respect to the cursor coordinate a11 accompanied by the window movement, the movement amount of the window area having a short distance to the immovable boundary surface is applied to the cursor and the window in ST3102, respectively. a13, window coordinates c13 are calculated. When viewed on the monitor screen, the cursor moves to the cursor coordinate a14, and the window moves to the window coordinate c14.
When the mouse movement amount that moves to the cursor coordinate b12 is received with respect to the cursor coordinate b11 that accompanies the window movement, the window moves to the window coordinate d13 in the virtual desktop area 8d of the movable boundary destination monitor in ST3104. Determine the amount of movement. On the monitor screen, the cursor moves to the cursor coordinate b14, and the window moves to the window coordinate d14.

  According to the third embodiment, as described above, when the window crosses the monitor boundary due to the mouse movement, the window movement coordinates are determined with reference to the monitor physical connection information. In addition to intuitive cursor operation, there is an effect that window operation becomes possible.

Embodiment 4 FIG.
Embodiment 4 of the present invention will be described below.
FIG. 10 is a block diagram showing a multi-monitor control apparatus according to Embodiment 4 of the present invention.
10, 1-3, 5-13, 8a-8d, 10a, 10b, 11a, 11b, 12a, 12b, 41a-41d, and 42a-42d are the same as those in FIG. In FIG. 10, the moving coordinate calculation function 12b is provided with a window divided drawing function 12c (divided drawing means) for dividing a window into two monitor screens for drawing.

  FIG. 11 is a flowchart showing the calculation procedure of the moving coordinate calculation function of the multi-monitor control apparatus according to Embodiment 4 of the present invention.

FIG. 12 is an explanatory diagram for explaining the effect of the multi-monitor control apparatus according to the fourth embodiment of the present invention.
In FIG. 12, in FIG. 9, 8a-8d, 10, 42a-42c are the same as in FIG. In FIG. 12, window coordinates e11, e12, e13a, e13b, e14a, e14b are shown.

Next, the operation will be described.
The processing flow of the mouse operation processing function 12 of the fourth embodiment is the same as the processing flow of FIG. 6 of the second embodiment.
Next, the processing flow of the movement coordinate calculation function 12b of Embodiment 4 is demonstrated based on FIG.
ST1103 to ST1105 and ST3101 to ST3105 in FIG. 11 are the same processes as those in FIG. 8, and a detailed description thereof will be omitted.
In FIG. 11, when the movement coordinate calculation function 12b moves according to the notified mouse movement amount, when the movement-impossible boundary information 10a is exceeded, the mouse movement amount having a short movement distance is displayed as the cursor coordinate 11a and the window. The coordinates of the movement destination are calculated by adding to the coordinates 11b (ST3101 to ST3102).
Next, it is determined whether or not the cursor coordinate 11a exceeds the movable boundary information 10b. If the cursor coordinate 11a exceeds the movable boundary, the movement amount of the cursor coordinate is set so that the cursor moves to the corresponding movement destination monitor. If it does not exceed the possible boundary, the mouse movement amount is set as the cursor movement amount as it is (ST1103 to ST1105).

Next, when the window coordinates 11b are moved according to the mouse movement amount, it is determined whether or not the movable boundary information 10b is exceeded. If not, the mouse movement amount is set as the window movement amount as it is (ST3103, ST3105). When moving beyond the movable boundary information 10b, it is determined whether or not the moved window is displayed across the monitor (ST4101). When moving to the display position across the monitor, the mouse movement amount is used as it is in the window. Two window coordinates are calculated (ST4102): the coordinates added to the coordinates and the coordinates when moving to the monitor designated as the movement destination in the movable boundary information 10b.
Then, the coordinate movement process (ST1006) in FIG. 6 is performed on the two calculated window coordinates.
If the moved window does not cross the monitor in ST4101, the window movement amount is changed so that the window moves to the monitor at the movable boundary destination (ST3104).

Next, an example of multi-monitor control according to the fourth embodiment will be described with reference to FIG.
The boundaries set in the immovable boundary information 10a and the movable boundary information 10b are the same as those in FIG. 4 showing an example of the multi-monitor control of the first embodiment.
When moving the window from the window coordinate e11 to the window coordinate e12 so as to straddle the monitor, in ST4102, the window coordinate e13a obtained by adding the mouse movement amount to the window coordinate as it is and the virtual desktop area 8d of the monitor at the movable boundary destination. Two coordinates of the window coordinate e13b calculated so as to move are calculated.
When drawing on the monitor using these two window coordinates, the window drawn by the window coordinate e13a is displayed at the window coordinate e14a on the monitor display screen 42b side, and the window coordinate e13b is displayed at the monitor display screen 42d side. The drawn window is displayed at the window coordinate e14b. At this time, the area outside the coordinate range of the extended desktop is not displayed.

  According to the fourth embodiment, as described above, when the window moves to a position crossing the boundary specified by the movable boundary information, a part of the window area is transferred to the movable boundary destination monitor and the rest By making it possible to draw on the monitor, it is possible for the monitor to perform a window operation in addition to a more intuitive cursor operation.

Embodiment 5 FIG.
The fifth embodiment of the present invention will be described below.
13 is a block diagram showing a multi-monitor control apparatus according to Embodiment 5 of the present invention.
13, 1-3, 5-13, 8a-8d, 10a, 10b, 11a, 11b, 12a-12c, 41a-41d, and 42a-42d are the same as those in FIG. In FIG. 13, the monitor physical connection information 10 is provided with permitted user information 10c which is information of an authorized user.

  FIG. 14 is a flowchart showing a calculation procedure of the moving coordinate calculation function of the multi-monitor control apparatus according to Embodiment 5 of the present invention.

Next, the operation will be described.
The processing flow of the mouse operation processing function 12 of the fifth embodiment is the same as the processing flow of FIG. 6 of the second embodiment.
Next, the processing flow of the movement coordinate calculation function 12b of Embodiment 5 is demonstrated using FIG.
ST1103 to ST1105, ST3101 to ST3105, ST4101, and ST4102 in FIG. 14 are the same processes as those in FIG. 11, and detailed description thereof is omitted.
In FIG. 14, the moving coordinate calculation function 12b moves the cursor before determining whether or not the movable boundary is exceeded (ST1103, ST3103) after the determination process (ST3101 to ST3102) for determining whether or not the boundary is immovable. It is determined whether or not the operating user is the authorized user 10c (ST5101).
In the case of an operation by a user who is not permitted, the mouse movement amount having a short movement distance among the window coordinates 11a and the cursor coordinates 11b is added to the cursor coordinates 11a and the cursor coordinates 11b (ST5102). In the case of an authorized user, the process flow is the same as that in FIG.

  According to the fifth embodiment, as described above, the destination monitor can monitor the large screen by adding the process of determining whether or not the processing user is permitted before performing the process beyond the movable boundary. In the case of a device or the like, there is an effect that an operation by an unauthorized user can be prohibited.

  Note that the window described in the third to fifth embodiments may be any monitoring object having a region.

1 Computer (PC)
2 Mouse 3 Graphic card 4 Monitor 5 Operating system (OS)
6 Multi-monitor control function 7 Mouse movement amount receiving means 8 Virtual disk top area 9 Graphic card output means 10 Monitor physical connection information 10a Non-movable boundary information 10b Movable boundary information 10c Permitted user information 11 Coordinate information 11a Cursor coordinates 11b Window coordinates 12 Mouse operation processing function 12a Event reception function 12b Movement coordinate calculation function 12c Window division drawing function 13 Reload request 41a-41d Monitor 42a-42d Display screen

Claims (5)

A multi-monitor control device for connecting a plurality of monitors to one computer and controlling display on a plurality of monitor screens by the computer,
For the end line of each monitor screen, the unmovable boundary where the cursor cannot move, the movable boundary where the cursor can move, and the destination monitor when the cursor moves beyond this movable boundary match the monitor layout. Storage device that stores the monitor boundary information defined in
Moving coordinate calculation means for calculating the coordinates of the movement destination of the cursor according to the amount of mouse movement;
The movement coordinate calculation means, in calculating the coordinates of the movement destination of the cursor, the movement destination of the cursor according to the mouse movement amount,
If it does not exceed the immovable boundary, move the cursor across the movable boundary,
A multi-monitor control apparatus that calculates the coordinates so as to move the cursor to a position that does not exceed the immovable boundary when the immovable boundary is exceeded. The moving coordinate calculation means is configured to be notified of a change when the monitor boundary information is changed,
2. The multi-monitor control apparatus according to claim 1, wherein when the change is notified, the monitor boundary information is read again and used to calculate the coordinates of the movement destination of the cursor.   3. The multi-monitor control apparatus according to claim 1, wherein the movement coordinate calculation means calculates coordinates of a movement destination of the monitoring object including the window.   The movement coordinate calculation means, when the monitored object after movement is in a state across the movable boundary, depending on the amount of mouse movement, a part of the monitored object area on the monitor screen of the movement destination, 4. The multi-monitor control apparatus according to claim 3, further comprising divided drawing means for drawing the rest on the original monitor screen. The monitor boundary information includes permitted user information indicating that the user is permitted to operate,
The movement coordinate calculation means checks the operating user when the movement of the cursor exceeds the movable boundary, and moves the cursor to the destination monitor screen only when the user is an authorized user. The multi-monitor control apparatus according to any one of claims 1 to 4, wherein

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