Screen display method of information processing device, information processing device and its program

1. A screen display method of an information processing device constituted of a first enclosure and a second enclosure having a display unit, comprising:

a step of detecting that the first enclosure has been positioned in the second enclosure so as to hide a portion of the screen of the display unit;

a step of dividing the display area of the display unit into a plurality of screens, and displaying each image of a plurality of application programs on each divided screen in response to the detection; and

a step of scroll displaying the application program image of the divided screen hidden by the first enclosure, in a screen area of the display unit not hidden by the first enclosure in response to a screen switchover instruction.

2. The screen display method of the information processing device according to claim 1 ,

wherein the step of displaying on each divided screen comprises:

a step of dividing a storage area of a video memory for storing the image of the display area of the display unit into image storage areas for the plurality of application programs; and

a step of storing the application program image corresponding to each divided storage area,

and wherein the step of scroll displaying comprises a step of modifying a screen display start address of the video memory, in response to the screen switchover instruction.

3. The screen display method of the information processing device according to claim 1 ,

wherein the step of displaying on each divided screen comprises a step of displaying an image including a scroll bar, at least in the image displayed on a screen area of the display unit not hidden by the first enclosure.

4. The screen display method of the information processing device according to claim 1 ,

wherein the scroll display step comprises a step of operating a pointer at a scroll bar by means of a mouse.

5. The screen display method of the information processing device according to claim 1 ,

wherein the step of displaying on each divided screen comprises a step of dividing the display area of the display unit into a plurality of screens, on a basis that the area not hidden by the first enclosure is treated as one division unit.

6. The screen display method of the information processing device according to claim 1 ,

wherein the detection step comprises a step of detecting from an output of detection means for detecting that the first enclosure being attached via a hinge has been accommodated in the second enclosure so as to hide the display unit in the second enclosure.

7. The screen display method of the information processing device according to claim 6 ,

wherein the detection step comprises a step of detecting from an output of first detection means for detecting that the first enclosure has been attached to the hinge, and an output of second detection means for detecting that the hinge has been rotated and moved to the display unit in the second enclosure.

8. The screen display method of the information processing device according to claim 1 ,

wherein the detection step comprises a step of detecting that a keyboard constituting the first enclosure has been positioned in the second enclosure so as to hide the portion of the display screen.

9. An information processing device comprising:

a first enclosure;

a second enclosure including a display unit and an information processor unit; and

a hinge for accommodating the first enclosure in the second enclosure so that the first enclosure hides a portion of the display screen of the display unit,

wherein, on detection of the first enclosure having been accommodated, the information processor unit divides the display area of the display unit into a plurality of screens, displays each image of a plurality of application programs on each divided screen, and in response to a screen switchover instruction, scroll displays the application program image of the divided screen hidden by the first enclosure, in a screen area of the display unit not hidden by the first enclosure.

10. The information processing device according to claim 9 ,

wherein the information processor unit includes a video memory for storing the image of the display area of the display unit,

and wherein the information processor unit divides the video memory into a plurality of image storage areas for the plurality of application programs, stores the application program image corresponding to each divided storage area, and modifies a screen display start address of the video memory, in response to the screen switchover instruction.

11. The information processing device according to claim 9 ,

wherein the information processor unit displays an image including a scroll bar, at least in the image displayed on a screen area of the display unit not hidden by the first enclosure.

12. The information processing device according to claim 9 , further comprising:

a mouse for instructing a switchover of the screen, according to an operation of a pointer at the scroll bar.

13. The information processing device according to claim 9 ,

wherein the information processor unit divides the display area of the display unit into a plurality of screens, on a basis that the area not hidden by the first enclosure is treated as one division unit.

14. The information processing device according to claim 9 , further comprising:

detection means for detecting that the first enclosure being attached via the hinge has been accommodated in the second enclosure so as to hide the display unit in the second enclosure.

15. The information processing device according to claim 14 ,

wherein the detection means comprises:

first detection means for detecting that the first enclosure has been attached to the hinge; and

second detection means for detecting that the hinge has been rotated and moved to the display unit in the second enclosure.

16. The information processing device according to claim 9 ,

wherein the first enclosure is constituted of a keyboard.

17. A computer readable storage medium stored a program for displaying on a screen of an information processing device including a first enclosure and a second enclosure having a display unit and an information processor unit, causing the information processor unit to execute:

a step of detecting that the first enclosure has been positioned in the second enclosure so as to hide a portion of the screen of the display unit;

a step of dividing a display area of the display unit into a plurality of screens, and displaying each image of a plurality of application programs on each divided screen in response to the detection; and

a step of scroll displaying the image of the divided screen hidden by the first enclosure, in a screen area of the display unit not hidden by the first enclosure in response to a screen switchover instruction.

18. The computer readable storage medium stored a program according to claim 17 ,

wherein the step of displaying on each divided screen comprises:

a step of dividing a video memory for storing the image of the display area of the display unit into image storage areas for the plurality of application programs; and

a step of storing the application program image corresponding to each divided storage area,

and wherein the step of scroll displaying comprises a step of modifying a screen display start address of the video memory, in response to the screen switchover instruction.

19. The computer readable storage medium stored a program according to claim 17 ,

wherein the step of displaying on each divided screen comprises a step of displaying an image including a scroll bar, at least in the image displayed on a screen area of the display unit not hidden by the first enclosure.

20. The computer readable storage medium stored a program according to claim 17 ,

wherein the scroll display step comprises a step of operating a pointer at the scroll bar by means of a mouse.

21. The computer readable storage medium stored a program according to claim 17 ,

wherein the step of displaying on each divided screen comprises a step of dividing the display area of the display into a plurality of screens, on a basis that the area not hidden by the first enclosure is treated as one division unit.

22. The computer readable storage medium stored a program according to claim 17 ,

wherein the detection step comprises a step of detecting from an output of detection means for detecting that the first enclosure being attached via a hinge has been accommodated in the second enclosure so as to hide the display unit in the second enclosure.

23. The computer readable storage medium stored a program according to claim 22 ,

wherein the detection step comprises a step of detecting from an output of first detection means for detecting that the first enclosure has been attached to the hinge, and an output of second detection means for detecting that the hinge has been rotated and moved to the display unit in the second enclosure.

24. The computer readable storage medium stored a program according to claim 17 ,

wherein the detection step comprises a step of detecting that a keyboard constituting the first enclosure has been positioned in the second enclosure so as to hide the portion of the display screen.