JP2001306291A - INFORMATION PROCESSING DEVICE, DISPLAY CONTROL METHOD OF INFORMATION PROCESSING DEVICE, AND RECORDING MEDIUM RECORDING DISPLAY CONTROL PROGRAM - Google Patents

Abstract

(57) [Problem] To provide an easy-to-use and easy-to-understand operability in an information processing apparatus having a main display device and an auxiliary display device both in a normal screen display and in a full screen display. SOLUTION: When an instruction to switch to a normal display mode is issued, a display of an application window is displayed together with additional information A in a main display device 1, and when an instruction to switch to a full screen display mode is issued, an application window is displayed. The window is displayed so as to be substantially the same size as the displayable area size of the main display device 1, and additional information A for the application window is displayed on the auxiliary display device 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to not only information devices such as personal computers, Japanese word processors, and portable information terminals, but also all devices having a main display and a sub-display such as home appliances and car navigation systems.

[0002]

2. Description of the Related Art Japanese Patent Laying-Open No. 6-103019 discloses an invention in which a portable computer controls a current state and prepares a sub-display capable of monitoring the current state separately from a main display. Although a plurality of main and sub display devices are used, their display contents are completely unrelated.

[0003] In Japanese Patent Application Laid-Open No. 9-26832, a sub-display is prepared for the main display to save power and add functions. By using a sub-display that is smaller than the main display, has lower resolution but consumes less power, and does not use the main display,
An invention for realizing low power saving is disclosed. In addition, the sub-display has a pager function and a touch panel function to improve operability compared to the main display alone.

[0004]

However, the technique described above still has the following problems.

In the techniques described in Japanese Patent Application Laid-Open Nos. Hei 6-103019 and Hei 9-26832, when a maximum area is used in displaying on a main display,
In order to display additional information, etc., it was not possible to truly use the screen up to the maximum. When the sub-display is used, the content that can be processed on the main display is also displayed on the sub-display, making the operation difficult to understand. When there were multiple windows in the main display, it was difficult to tell which window menu was displayed on the sub-display.

Further, when something is input to the additional information of the sub-display, direct input cannot be performed, which is troublesome, and a separate connection is required even when input is made from another input device.

Further, when it is desired to move the pointer,
It was necessary to use an input device to move the pointer from the main display to the sub-display, which required extra operations.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problem. It is an object of the present invention to display additional information and the like on a sub-display when the main display is used up to a maximum area, and to display an appropriate information. In the case of a window size, a menu is opened near the window, thereby realizing easy-to-use and easy-to-understand operability in both normal display and maximum display.

[0009] Further, by making it possible to input an instruction with respect to the contents of the sub-display, it is possible to give an instruction while looking at the sub-display without changing the main display. This aims at realizing further ease of use.

[0010] In addition, the sub-display itself is provided with a tablet function so that the display contents can be directly instructed. This aims at realizing further ease of use.

Further, when the main display is used up to the maximum area and the sub-display is activated, the pointer is automatically moved from the main display to the sub-display. Accordingly, the operation can be continuously performed without releasing the hand from the input device, and the object is to realize further ease of use.

From the above, it can be seen that the present patent has features not available in the prior application.

[0013]

An information processing apparatus according to the present invention comprises: a main display device capable of displaying a plurality of application windows; and an auxiliary display device smaller than the main display device. Switching instruction means for instructing the switching of the display mode, and when the instruction to switch to the normal display mode is issued by the switching instruction means, the display size of the application window is set to be smaller than the displayable area size of the main display device. And a normal display control means for displaying additional information for the application window on the main display device, and a display size of the application window when the switching instruction to the full screen display mode is issued by the switching instruction means. The main display And displays switching so as to display area size and substantially the same size device, characterized in that it comprises a full screen display control means for displaying additional information for the application window only to the auxiliary display device.

In the information processing apparatus according to the present invention, the additional information displayed on the main display device by the normal display control means and the additional information displayed only on the auxiliary display device by the full screen display control means An operation menu for an application window displayed on the main display device, main selection instructing means for selecting and instructing the operation menu displayed on the main display device, and the operation menu displayed on the auxiliary display device. And an auxiliary selection instructing means for instructing selection.

Further, the information processing apparatus according to the present invention comprises:
The auxiliary selection instruction means is a touch panel superimposed on the auxiliary display device.

Further, the main selection instructing means and the auxiliary selection instructing means share one pointing device, and when a switching instruction to the normal display mode is issued by the switching instructing means, the normal display control means is controlled by the pointing device. A cursor of a device is displayed on the main display device, and the pointing device is controlled as main selection instructing means, and when a switch instruction to a full screen display mode is issued by the switching instruction means, the full screen display control means The display device may further include a selection instruction switching unit that displays a cursor of the pointing device on the auxiliary display device and controls the pointing device as an auxiliary selection instruction unit.

Further, a display control method for an information processing apparatus according to the present invention is a display control method for an information processing apparatus comprising: a main display device capable of displaying a plurality of application windows; and an auxiliary display device smaller than the main display device. In the above, when an instruction to switch to the normal display mode is issued, the display size of the application window is switched and displayed so as to be smaller than the displayable area size of the main display device, and the additional information for the application window is displayed in the main display device. When displayed on the display device and instructed to switch to the full screen display mode,
The display size of the application window is switched and displayed so as to be substantially the same as the displayable area size of the main display device, and additional information for the application window is displayed only on the auxiliary display device.

Further, the recording medium in which the display control program of the information processing apparatus according to the present invention is recorded includes a main display device capable of displaying a plurality of application windows,
When an instruction to switch to the normal display mode is issued to a computer including an auxiliary display device smaller than the main display device, the display size of the application window is set to be smaller than the displayable area size of the main display device. In addition to the switching display, the additional information for the application window is displayed on the main display device, and when an instruction to switch to the full screen display mode is issued, the display size of the application window is substantially equal to the displayable area size of the main display device. Switching display is performed so as to be the same size, and additional information for the application window is displayed only on the auxiliary display device.

[0019]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of an information processing apparatus according to the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing a functional configuration of an information processing apparatus according to the present invention.

1 is a main display device for displaying main information, 2 is an auxiliary display device for displaying additional information, 3 is a central processing unit (CPU) for executing programs, and 4 is a BIOS ( Basic Input Output
ROM that stores part of basic programs such as System, etc., and fixed data such as fonts and dictionaries
(Read Only Memory) 5 is a RAM (Ran) that can update information necessary for processing of the device, various data, and data storing scalable programs and the like.
dom Access Memory). Here, programs such as a screen mode detection function 51, a screen mode switching function 52, and a pointer position detection function 53 are loaded from the internal storage device 8. Reference numeral 6 denotes a key input device that receives a key input or the like, 7 denotes a pointing device such as a mouse or a transparent tablet superimposed on the auxiliary display device 2 that receives an input of coordinates, etc. An internal storage device such as a flash memory for storing information, and an external storage device 9 for storing various data such as a CD-ROM and a DVD-ROM.

FIG. 2 shows an example of a basic display of the information processing apparatus of the present invention.

FIG. 2A shows an example of a screen when a normal screen is displayed. A window is displayed on the main display device 1,
In the vicinity, the additional information A of the window is displayed. At this time, the display contents of the auxiliary display device 2 are not particularly defined.

FIG. 2B shows an example of a screen at the time of full screen display when the display is shifted to the maximum window display by an instruction of a user or the like. The window display of FIG. 2A is enlarged to fill the screen of the main display device 1 and the additional information A is displayed.
Are displayed on the auxiliary display device 2.

The basic operation of the information processing apparatus according to the present invention
This will be described with reference to the flowchart of FIG.

As shown in FIG. 2A, it is assumed that the main display device 1 is in a normal screen display state in which a window display and additional information are displayed and is in an input waiting state (step S11). If there is an input, it is determined whether or not the input is a full-screen display instruction by a user or the like (step S12). If not, the process proceeds to step S21.

If the instruction is to display the full screen, the display mode of the screen is checked whether the display is already the full screen (step S13). This is the screen mode detection function 5
1 by referring to the display mode information of the screen. If the full screen has been displayed, the process returns to the input waiting state in step S11.

If it is the normal screen display, it is determined whether or not there is additional information of the currently displayed (active) window (step S14), and if so, the additional information is displayed on the auxiliary display means 2. (Step S15),
If not, the process proceeds to step S16.

When the additional information is displayed, the screen is switched by the screen mode switching function 52 (step S16).
The entire screen of the main display device 1 is redisplayed in the full screen display mode (step S17). Thereafter, the process returns to the input waiting state (step S11). By the above operation, FIG.
Is displayed as follows.

In step S12, if the instruction is not the full screen display instruction, it is determined whether the instruction is the normal screen display instruction (step S21). If not, the flowchart of FIG. S3
Go to 1). If the instruction is to display the normal screen, the screen mode is checked next (step S22). If the normal screen is being displayed, the process returns to waiting for input (step S11).

When the full screen is being displayed, it is determined whether or not the additional information is being displayed on the auxiliary display device 2 (step S23).
Is cleared (step S24), and if not, the process proceeds to step S25.

When the display is cleared, the mode is switched by the screen mode switching function 52 (step S25), and the entire screen of the main display device 1 is redisplayed in the normal screen display mode (step S26). Thereafter, the process returns to the input waiting state (step S11). By the above operation, FIG.
Is displayed as follows.

With the above operation, when an instruction is given to display information using the maximum area, the additional information of the information can be displayed on the auxiliary display device 2 and displayed in the normal area. , The additional information of the auxiliary display device 2 is cleared and can be displayed on the main display device 1 in a normal state.

FIG. 4 is a flow chart showing an operation when an input other than an input indicating a screen display mode is made.

Steps S12 and S12 in FIG.
If it is determined in step S21 that the input is other than the instruction to display the full screen and the instruction other than the instruction to display the normal screen, it is further checked whether the input is an input using a character key (step S31). If the input is by a character key, a process of character input to the main display device 1 is performed (step S3).
2), the process returns to input waiting (step S36).

If the input has not been made with the character keys, the display mode of the current screen is checked (step S).
33). At this time, if the normal screen is being displayed, an input process is performed on the display contents (menu and other items) of the main display device 1 (step S34). If the full screen is being displayed, an input process for the display content of the auxiliary display device 2 is performed (step S35). Thereafter, the process returns to the input waiting state again (step S36).

By the above operation, when the normal screen is being displayed, the input processing for the display contents of the main display device 1 is performed.
When the full screen is being displayed, input processing for the display content of the auxiliary display device 2 is performed.

[First Embodiment] FIG. 5 shows a display example of an information processing apparatus according to a first embodiment of the present invention. 6 is a display example when the user operates the camera. These figures show the contents displayed on the auxiliary display device 2 after performing the full screen display. The operation menu and the like are additional information of the information displayed on the main display device, and require input or selection.

FIG. 5A shows a state where the cursor is at the first selection item on the menu. In this state, the state of “executing” and moving down the level of item 1 is shown in FIG.
(B). In general, since the display screen of the auxiliary display device is narrow and the display area is limited, not all the selection items are displayed but are displayed for each layer.

FIGS. 5D to 5G show display examples when there are, for example, three rows of data as shown in FIG. 5C. FIG. 5D shows a state where the cursor is on the first line of the data for three lines. At this time, since the direction in which the cursor can be moved is only downward, a downward movable display (d-1) indicating that direction is displayed.

FIG. 5E shows a state in which the cursor is moved downward by inputting the down arrow key from the input device in the state of FIG. 5D. In the state shown in FIG. 5E, the cursor can be moved upward and downward, so that an upward movable display (e-1) and a downward movable display are displayed.
Also, since the contents of the items do not fit in the display area, the screen can be scrolled to display all the items. For this purpose, the display can be moved rightward (e-2).
Is also displayed. FIG. 5F shows a state where the cursor is moved rightward by inputting a right arrow key from the input device in the state of FIG. 5E. The remaining portion of FIG. 5E is displayed, and the movable direction display includes an up-down direction and a leftward movable display (f-1) indicating leftward movement for displaying an item head portion. ing.

FIG. 5G shows a state when the cursor is moved to the third line. The contents of the item and the display that can be moved upward are displayed.

The operation of the input process when the operation menu is displayed on the auxiliary display device 2 of the information processing apparatus of the present invention will be described with reference to the flowchart of FIG. FIG. 6 illustrates the process of step S35 in FIG. 4 in detail.

When an input is made to the auxiliary display device 2 (step S41), it is determined whether or not the cursor is a cursor movement key such as an arrow key (step S42). Is determined (step S43). If the moving direction is invalid, a warning buzzer sounds (step S50), and the process returns to input waiting (step S40). If it is a valid movement direction, the display content for the input movement direction of the cursor is changed (step S44), the cursor data is set (step S45), and the auxiliary display device 2 is displayed again (step S46). Thereafter, the process returns to the input waiting state (step S40).

If it is determined in step S42 that the key is not the cursor movement key, it is next determined whether or not the key is an execution key (step S47). (Step S49), and the subsequent processing continues to step S45.

In step S47, if it is not the execution key, it is determined whether or not it is the release key (step S5).
1) If it is a release key, it is determined whether or not the display content of the current additional information is valid (step S52). If it is valid, the processing at the time of cancellation is performed (step S53), the display content is changed (step S54), and the subsequent processing continues to step S45. If the release key is not the release key in step S51, and if the release key is invalid in step S52, the buzzer sounds together (step S5).
0), and returns to waiting for input (step S40).

[Second Embodiment] FIG. 7 is a display example of an information processing apparatus according to a second embodiment of the present invention, and is an operation menu table when a transparent tablet is superimposed on the auxiliary display device 2. This is an example. These figures show the contents displayed on the auxiliary display device 2 after performing the full screen display.

FIG. 7A shows a state where a menu is displayed. Each of the items 1 to 6 is selected by directly pointing to the transparent tablet superimposed on the auxiliary display device 2. FIG. 7B shows a state in which item 1 is designated in this state and the item is moved down the hierarchy. FIG.
In (b), a return icon (b
-1) is displayed.

FIGS. 7D to 7G show display examples when there are, for example, three lines of data as shown in FIG. 7C. FIG. 7D shows three lines of data. The state where the cursor is on the first line is shown. At this time, since the moving direction is only downward, the downward moving icon (d-
1) is displayed.

In the state shown in FIG. 7D, the state when the object is moved downward by, for example, instructing the icon for downward movement is shown in FIG.
(E). In the state shown in FIG. 7E, since the user can move upward and downward, an upward movement icon (e-1) and a downward movement icon are displayed. Also, since the contents of the items do not fit in the display area, the screen can be scrolled to display all the items. Therefore, a rightward movement icon (e-2) is also displayed. FIG. 7F shows a state in which the cursor is moved rightward by, for example, instructing a rightward movement icon from the input device in the state of FIG. 7E. The remaining portion of FIG. 7E is displayed, and the moving icon displays a vertical moving icon and a left moving icon (f-1) indicating a left moving for displaying the head of the item. I have.

FIG. 7 (g) shows the state when the line has been moved to the third line. The item contents and the icon for moving up are displayed.

The operation of the input processing of the information processing apparatus according to the second embodiment of the present invention will be described with reference to the flowchart of FIG. FIG. 8 illustrates the process of step S35 in FIG. 4 in more detail.

When there is an input to the auxiliary input device 2 which is a tablet (step S61), it is first determined whether or not the icon is a moving icon in a menu such as up, down, left and right (step S62). The contents are changed (step S63), and the auxiliary display device 2 is changed.
Is displayed again (step S64), and the process returns to waiting for input (step S60).

If it is determined in step S62 that the icon is not a moving icon, it is next determined whether or not an item is selected (step S65). If the item is selected, a process for selecting the item is performed (step S66). The display contents are changed accordingly (step S67), and the subsequent processing continues to step S64. In step S65, if it is not an item selection, it is determined whether or not the icon is a return icon (step S71). If the icon is a return icon, the display content when returning to the menu is changed (step S7).
2) The subsequent processing continues to step S64. Step S
If it is not the return icon in 71, the buzzer sounds (step S70), and the process returns to the input waiting state (step S60). [Third Embodiment] FIG. 9 shows a display example of an information processing apparatus according to a third embodiment of the present invention, which is a display example when a pointer such as a mouse is used. FIG. 9A shows a display example when displaying a normal screen, and FIG. 9B shows a display example when displaying a full screen.

At the time of normal screen display (a), the main display device 1
The pointer 70 such as a mouse displayed above is moved to and displayed on the auxiliary display device 2 at the time of full-screen display (b).

FIG. 10 is a diagram showing the relationship between a pointer and menu display in the information processing apparatus according to the third embodiment of the present invention.

FIG. 10A shows that the pointer position on the auxiliary display device 2 during full screen display changes depending on the pointer position on the main display device 1 during normal screen display.
FIG. 10B is a diagram showing a pointer position on the auxiliary display device 2 at the time of full screen display. When the pointer 71 is on the menu at the time of the normal screen display (a), the pointer 7 is located at the corresponding position on the auxiliary display device 2 at the full screen display (b).
1 is arranged. FIG. 4C is a diagram showing the pointer position on the auxiliary display device 2 when the pointer 72 is located at a place other than the menu when the normal screen is displayed (a). On the auxiliary display device 2 during full screen display (c), the pointer 72 is arranged at the position of the first selection item of the menu.

The operation of the information processing apparatus according to the third embodiment of the present invention will be described with reference to the flowcharts of FIGS.

FIG. 11 is a flowchart showing the operation when a two-button mouse is used. The operation of the mouse pointer during the normal screen display will be described. This is a more detailed description of the processing in step S15 in FIG.

If it is determined in the mode check that the normal screen is being displayed and there is additional information, the pointer position detecting function 5
3 to obtain the current pointer position information in the main display device 1 (step S81). Next, the pointer position is determined (step S82). If the pointer is on the menu, the pointer position is set to the same position of the menu in the auxiliary display device 2 (step S83). It is set to the first item of the menu in the auxiliary display device 2 (step S84). Thereafter, the additional information including the pointer is displayed on the auxiliary display device 2 (step S85).

By the above operation, the pointer is arranged at a corresponding position in the main display device and the auxiliary display device even if the pointer displayed on the main display device is moved to the auxiliary display device. If not, it will be placed at the position of the first item.

FIG. 12 is a flowchart showing the operation in the case where a two-button mouse is used. The operation of the input process during full-screen display will be described. Step S in FIG.
35 will be described in further detail.

When there is a mouse input (step S91),
First, it is determined whether the left button has been pressed (step S92). When the left button is pressed, the current position information of the pointer is obtained (step S93). Based on this position information, it is determined whether the left button is a valid position (step S94). If valid, the function of the pointer position is executed (step S95), and the display data content of the auxiliary display device 2 is executed. (Step S9)
6). After that, the pointer information is reset (step S
97), the additional information including the pointer is displayed on the auxiliary display device 2 (step S98), and the process returns to the input waiting state (step S90).

In step S92, if the input is not the left button input, it is determined whether the right button has been pressed next (step S101). If the right button is pressed, the current pointer position information is obtained (step S102). Based on this position information, it is determined whether the right button is a valid position (step S103). If the right button is valid, the function of the pointer position is released (step S104), and the display data content of the auxiliary display device 2 is released. Change to an appropriate one (step S105). Subsequent processing continues to step S97.

If the input is only the movement of the mouse instead of the left and right buttons, it is determined whether the movement is valid (step S106). If the movement is valid, the process proceeds to step S97 to proceed to the processing after the pointer information set. Continue.

In steps S94 and S103, if the pointer position when the left and right buttons are pressed is not valid for each function, the buzzer sounds (step S100), and the process returns to waiting for input (step S100).
90).

The contents of the embodiments described above are not limited to the above description unless the gist of the present invention is changed.

[0068]

According to the information processing apparatus of the present invention, the following effects can be obtained.

Since additional information and the like are displayed on the auxiliary display device, even if the display is performed using the maximum area of the main display device, the maximum area of the screen can be used without obscuring a part of the display area, thereby improving work efficiency. In addition, the operability at normal time is unchanged from the conventional one, so that the work can be performed without a sense of incongruity.

Further, since an instruction can be input for the contents of the auxiliary display device, the operation can be performed while checking the maximum screen, thereby further improving work efficiency.

Furthermore, since the auxiliary display device itself has a tablet function, it is possible to directly instruct the display contents, and to reduce operation errors and improve work efficiency.

Furthermore, since the pointer is automatically moved from the main display device to a position corresponding to the auxiliary display device, it is not necessary to move the input means for instructing, so that the operation is reduced and the work efficiency is improved.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a functional configuration of an information processing apparatus according to the present invention.

FIG. 2 is a diagram showing a basic display example of the information processing apparatus of the present invention.

FIG. 3 is a flowchart illustrating a basic operation of the information processing apparatus of the present invention.

FIG. 4 is a flowchart illustrating an operation when an input other than an input indicating a display mode of a screen of the information processing apparatus of the present invention is performed.

FIG. 5 is a diagram illustrating a display example of an operation menu and the like of the information processing apparatus according to the first embodiment of the present invention.

FIG. 6 is a flowchart illustrating an operation of an input process of the information processing apparatus according to the first embodiment of the present invention.

FIG. 7 is a diagram illustrating a display example of an operation menu and the like of the information processing apparatus according to the second embodiment of the present invention.

FIG. 8 is a flowchart illustrating an operation of an input process of the information processing apparatus according to the second embodiment of the present invention.

FIG. 9 is a diagram illustrating a display example of an operation menu and the like of the information processing apparatus according to the third embodiment of the present invention.

FIG. 10 is a diagram illustrating a relationship between a pointer and a menu display of the information processing apparatus according to the third embodiment of the present invention.

FIG. 11 is a flowchart illustrating an operation of the information processing apparatus according to the third embodiment of the present invention.

FIG. 12 is a flowchart illustrating an operation of the information processing apparatus according to the third exemplary embodiment of the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 main display device 2 auxiliary display device 3 CPU 4 ROM 5 RAM 6 key input device 7 pointing device 8 internal storage device 9 external storage device

 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference)

Claims (6)

[Claims] 1. An information processing apparatus comprising: a main display device capable of displaying a plurality of application windows; and an auxiliary display device smaller than the main display device. When an instruction to switch to the normal display mode is issued by the switching instruction means, the display size of the application window is switched and displayed so as to be smaller than the displayable area size of the main display device, and additional information for the application window is displayed. And a normal display control means for displaying on the main display device, when the switching instruction means gives an instruction to switch to the full screen display mode, the display size of the application window is substantially the same as the displayable area size of the main display device. To size And a full-screen display control means for switching and displaying the application window so as to display additional information for the application window only on the auxiliary display device. 2. The additional information displayed on the main display device by the normal display control means and the additional information displayed only on the auxiliary display device by the full screen display control means are displayed on the main display device. Main selection instruction means for selecting and instructing the operation menu displayed on the main display device, and auxiliary selection instruction means for selecting and instructing the operation menu displayed on the auxiliary display device. The information processing apparatus according to claim 1, further comprising: 3. The information processing apparatus according to claim 2, wherein the auxiliary selection instruction means is a touch panel superimposed on the auxiliary display device. 4. The main selection instructing means and the auxiliary selection instructing means share one pointing device, and when a switching instruction to a normal display mode is issued by the switching instructing means, the normal display control means performs the pointing operation. A cursor of a device is displayed on the main display device, and the pointing device is controlled as main selection instructing means, and when a switch instruction to a full screen display mode is issued by the switching instruction means, the full screen display control means The information processing apparatus according to claim 2, further comprising a selection instruction switching unit that displays a cursor of the pointing device on the auxiliary display device and controls the pointing device as an auxiliary selection instruction unit. 5. A display control method for an information processing apparatus including a main display device capable of displaying a plurality of application windows and an auxiliary display device smaller than the main display device, wherein an instruction to switch to a normal display mode is issued. In this case, the display size of the application window is switched and displayed so as to be smaller than the displayable area size of the main display device, and additional information for the application window is displayed on the main display device. When the switching instruction is issued, the display size of the application window is switched and displayed so as to be substantially the same size as the displayable area size of the main display device, and the additional information for the application window is displayed only on the auxiliary display device. Features Display control method for an information processing apparatus. 6. When an instruction to switch to a normal display mode is issued to a computer including a main display device capable of displaying a plurality of application windows and an auxiliary display device smaller than the main display device, the application window is displayed. When the size is switched and displayed so as to be smaller than the displayable area size of the main display device, additional information for the application window is displayed on the main display device, and an instruction to switch to the full screen display mode is issued. Information, wherein the display size of the application window is switched and displayed so as to be substantially the same size as the displayable area size of the main display device, and additional information for the application window is displayed only on the auxiliary display device. Of processing equipment Recording medium recording the 示制 your program.