JP2002108677A - Device for managing document and method for the same and storage medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a document managing device and method for allowing a user to retrieve and refer to document data by handling a hierarchical folder even when the place of a hierarchal folder in which the document data are preserved is stored in the past folder structure. SOLUTION: A document managing device displays a folder structure at a designated date at the left side of a document data list window 300, and displays a document data list at the designated date at the right side of the document data list window 300, and restoration displays document data on the display screen of a CRT 110 by referring to a folder information table 400, a folder history table 500, a document information table 700, and a document history table 800 based on a folder in a restoration display range set by a user and the designated date designated by the user.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a document management apparatus and method, and a storage medium.

[0002]

2. Description of the Related Art Conventionally, there has been proposed a document management apparatus for managing document data by classifying and storing the document data in an arbitrary hierarchical folder having an arbitrary folder structure.

According to this document management apparatus, when a change occurs in document data, a user can refer to past document data by storing a change history of the document data. In addition, the user can arbitrarily create a hierarchical folder for classifying and storing document data and change the folder structure.

In such a document management apparatus, a user
In many cases, document data is classified and stored in a hierarchical folder, and the document data is searched for and referred to by processing the hierarchical folder later.

[0005]

However, the conventional document management apparatus only classifies and stores document data in a hierarchical folder having the latest folder structure, and does not manage the change history of the folder structure. If the past folder structure cannot be restored and displayed, and the user stores the location of the hierarchical folder in which the document data has been stored in the past folder structure, the document data is searched by repeating the hierarchical folder. It was difficult.

An object of the present invention is to retrieve and refer to document data by manipulating a hierarchical folder, even when a user stores the location of a hierarchical folder in which document data is stored in a past folder structure. It is an object of the present invention to provide a document management apparatus and method capable of performing the above-described operations, and a storage medium.

[0007]

According to another aspect of the present invention, there is provided a document management apparatus, comprising: a creating unit for creating a hierarchical folder for classifying and storing document data; A document management apparatus comprising: a storage unit for storing in one of folders; a change unit for changing a folder structure of the hierarchical folder; a storage unit for storing change history information of the folder structure; and a change history of the folder structure Display means for restoring and displaying the folder structure at a designated date and time based on the information.

[0008] The document management apparatus according to the second aspect is the first aspect.
In the document management device described in the above, a change means for changing the content of the document data, a storage means for storing change history information of the content of the document data, and at a designated date and time based on the change history information of the content of the document data Display means for restoring and displaying the contents of the document data.

According to a third aspect of the present invention, there is provided a document management apparatus.
3. The document management device according to claim 2, further comprising: changing means for changing the storage location of the document data from one of the hierarchical folders to another one of the hierarchical folders; and storing change history information of the storage location of the document data. Storing means for restoring and displaying a document data list in the hierarchical folder at a designated date and time based on change history information of a storage location of the document data.

[0010] According to a fourth aspect of the present invention, there is provided a document management apparatus.
The document management device according to any one of claims 1 to 3,
The document management device is connected to another document management device via a communication network, and the other document management device is configured to be able to share the hierarchical folder, the folder structure, and the document data. It is characterized by having.

According to a fifth aspect of the present invention, there is provided a document management apparatus.
The document management device according to any one of claims 1 to 4,
The display means is configured to set a designated date and time.

In order to achieve the above object, according to a sixth aspect of the present invention, there is provided a document management method comprising the steps of: creating a hierarchical folder for classifying and storing document data; and storing the document data in one of the hierarchical folders. A storing step of storing the change history information of the folder structure, and a designated date and time based on the change history information of the folder structure. And a display step of restoring and displaying the folder structure.

According to a seventh aspect of the present invention, there is provided a document management method according to the sixth aspect.
In the document management method described above, a change step of changing the content of the document data, a storage step of saving change history information of the content of the document data, and a change at a designated date and time based on the change history information of the content of the document data A display step of restoring and displaying the contents of the document data.

[0014] The document management method according to the eighth aspect is the sixth aspect.
Or the change step of changing the storage location of the document data from one of the hierarchical folders to another one of the hierarchical folders, and storing change history information of the storage location of the document data. And a display step of restoring and displaying the document data list in the hierarchical folder at a designated date and time based on the change history information of the storage location of the document data.

According to a ninth aspect of the present invention, there is provided a document management method according to the sixth aspect.
In the document management method according to any one of Items 1 to 8,
In the display step, a designated date and time is set.

In order to achieve the above object, a storage medium according to claim 10 is a readable storage medium storing a program executed by a document management method, wherein the program classifies and stores document data. A creation module for creating a hierarchical folder, a storage module for saving the document data in one of the hierarchical folders,
A change module for changing a folder structure of the hierarchical folder, a storage module for storing change history information of the folder structure, and a display module for restoring and displaying the folder structure at a designated date and time based on the change history information of the folder structure. Is stored.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a document management apparatus according to an embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a block diagram showing a schematic configuration of a document management apparatus according to an embodiment of the present invention.

Referring to FIG. 1, a document management apparatus according to an embodiment of the present invention includes a CPU 101 and components connected to the CPU 101 via a bus 102. The components include a keyboard 103 and a mouse. 104, a hard disk 105, a CD-ROM reader 106,
Scanner 107, ROM 108, RAM 109 and CR
It consists of T110.

The hard disk 105 stores document data, a document information table and a document history table, and a folder, a folder information table and a folder history table, and the CD-ROM reader 106 stores a CD-RO.
The scanner 107 reads out the document data, the document information table and the document history table, and the folder, the folder information table and the folder history table stored in the M111 and supplies them to the hard disk 105. The scanner 107 converts the document data printed on paper as image data. The data is read out and supplied to the hard disk 105 in the same manner. The ROM 108 has a CP
The program executed by U101 is stored in RAM 109
Is used as a work memory when the CPU 101 executes the above program, and the CRT 110 displays a restored folder structure, a document data list in the folder, and document data.

In the hard disk 105 described above,
Even if the power is turned off, the document data, the document information table and the document history table, and the folder, the folder information table and the folder history table are not deleted.

Address signals, control signals, and various data between the connected devices are transferred via the bus 102.

FIG. 2 is a flowchart of a folder management process executed by the document management apparatus according to the first embodiment of the present invention.

First, according to the program in the ROM 108, the keyboard 103, the mouse 104, the hard disk 105, the scanner 107, the RAM 109, the CRT 110
Is initialized (step S201), and the user uses the document data list window 300 shown in FIG.
Alternatively, a folder to be managed is selected by the mouse 104 (step S202).

FIG. 3 is an explanatory diagram of a document data list window displayed on the display screen of the CRT 110.

In FIG. 3, the document data list window 300 has a folder structure 301 of a hierarchical folder on the left side, and the document data list 30 on the right side.
2 is provided.

Returning to FIG. 2, in step S203, the CR
Using an instruction button (not shown) displayed on the display screen of T110, the user can select one of the work types, that is, one of “create new folder”, “change folder name”, or “change folder storage location”. One, then step S
The type of work selected in 203 is determined (step S
204).

If the type of work is "create new folder" as a result of the determination in step S204, the CRT 11
0 using a panel (not shown) for prompting the input of the name of the new folder displayed on the display screen of the keyboard 10.
3 to input the name of the new folder (step S21).
0), a new folder is created under the folder selected in step S202 (step S211) (creating step), and the process proceeds to step S240 (storing step).

If the result of determination in step S204 is that the type of work is "change of folder name", the CRT 110
The user operates the keyboard 1 using a panel (not shown) that prompts the user to input the name of the folder after the change, which is displayed on the display screen of FIG.
03 and enter the name of the folder after the change (step S
220), the name of the folder selected in step S202 is changed (step S221), and step S240
Proceed to.

As a result of the determination in step S 204, when the type of work is “change folder storage position”, the user selects a destination parent folder using the keyboard 103 or mouse 104 using the document data list window 300. Then, the folder selected in step S202 is moved under the parent folder selected in step S230 (step S231) (change step), and the process proceeds to step S240.

In step S240, a folder is created,
The information of the name change and the movement is stored in the folder information table of FIG. 4 described later, and the information of the history of the creation, the name change and the movement of the folder is stored in the folder history table of FIG.

Next, it is determined whether or not the user has given an instruction to repeat the folder management process (step S2).
50) If there is an instruction, the folder management processing of step S202 and subsequent steps is repeated, and if there is no instruction, the folder management processing ends.

Hereinafter, FIG. 4 stored in step S240
Folder information table 400 will be described. FIG. 4 is an explanatory diagram of the folder information table stored in the hard disk 105 of the document management device in FIG.

In FIG. 4, a folder information table 40
0 stores information on the folder number, name, parent folder number, version number, and update date of each folder.

The folder information table 400 shown in FIG. 4 stores the folder 1 whose name is "root" as the original folder. The folder 4 of the folder information table 400 in FIG.
It can be seen that the report was created under the name “progress report” under “oot”.

Hereinafter, FIG. 5 stored in step S240
The folder history table 500 will be described. FIG. 5 is an explanatory diagram of the folder history table stored in the hard disk 105 of the document management device in FIG.

In FIG. 5, a folder history table 50 is shown.
0 stores information on the folder number, name, parent folder number, version number, and update date of each folder, similarly to the folder information table 400 in FIG.

Since the version number of the folder 3 in the folder information table 400 in FIG. 4 is 2, it can be seen that the folder 3 has been changed from the past state. That is, referring to the folder history table 500 in FIG. 5, it can be seen that the folder 3 was created on October 10, 1997 with the name “circulation in section 3”, while referring to the folder information table 400 in FIG. Then, it can be seen that the name was changed from “circulation in section 3” to “circulation in section 1” on January 6, 1999.

Since the folder 9 which is the "budget settlement document" in the folder information table 400 in FIG. 4 has a parent folder number of 1, it can be understood that it is presently under "root". Therefore, it can be seen that the state has been changed from the past state. That is, folder 9 is
Referring to the folder history table 500 of FIG.
It can be seen that it was created under the folder 8 on November 8, 1997, and it can be seen from the folder information table 400 of FIG. 4 that it was moved under "root" on January 6, 1998.

The folder information table 400 shown in FIG.
The folder 10 of "1997" has a parent folder number of -1 with reference to the folder information table 400 of FIG.
In this explanatory diagram, when the parent folder number is −1, it indicates that the folder has been deleted, so “1997”
Has been deleted. Referring to the folder history table 500 of FIG. 5, the folder is created under the folder 3 on January 5, 1998, and is temporarily stored in the "trash can", that is, the folder 2 on January 6, 1999. To see that it was completely deleted the same day.

FIG. 6 is a flowchart of the document data management process executed by the document management apparatus of FIG.

First, according to the program in the ROM 108, the keyboard 103, the mouse 104, the hard disk 105, the scanner 107, the RAM 109, the CRT 110
Is initialized (step S601), and the user selects a folder for storing document data to be managed by the keyboard 103 or the mouse 104 using the document data list window 300 (step S602).

Further, using an instruction button (not shown) displayed on the display screen of the CRT 110, the user can select the type of work, that is, "save document data", "change the contents of document data", or "move document data". Is selected (step S603), and the type of work selected in step S603 is determined (step S604).

If the result of determination in step S604 is that the type of work is "save document data", the user specifies document data to be saved using the keyboard 103 or mouse 104 (step S610), and step S61.
0 is imported to the folder selected in step S602 (step S611), and then the user uses a panel (not shown) that prompts the user to input the attributes of the document data displayed on the display screen of the CRT 110. Inputs the attribute of the document data, sets the attribute as the attribute of the document data (step S612), and saves the document data on the hard disk 105 (step S613).
(Saving step), and the process proceeds to step S640.

As a result of the determination in step S604, when the type of work is "change of contents of document data", a document data list is displayed on the right side of document data list window 300 (step S620), and the document data list is displayed. The user selects the document data whose contents are to be changed (step S621), and then displays the document data on the display screen of the CRT 110 (step S622), and the user changes the contents of the document data (step S623) (change) Step), the document data whose contents have been changed is stored in the hard disk 105 (Step S624), and Step S64 is performed.
Go to 0.

If the result of determination in step S604 is that the type of work is "movement of document data", a document data list is displayed on the right side of the document data list window 300 (step S630), and the document data list is used. The user selects document data to be moved (step S631), and then the document data list window 30
The user selects a destination folder using the folder structure displayed on the left side of “0” (step S632), and stores the document data selected in step S631 in step S6.
Move to the folder selected in step S32 (step S63)
3) (Change step), and then proceed to step S640.

In step S640, the information of document data storage, content change and movement is stored in a document information table shown in FIG.
The information of the movement and their histories is stored in a document history table shown in FIG. 8 described later (storing step), and the subsequent step S650
Then, it is determined whether or not there is an instruction by the user to repeat the document data management process. If there is an instruction, the document data management process from step S602 onward is repeated. The process ends.

Hereinafter, FIG. 7 saved in step S640
Of the document information table 700 will be described. FIG. 7 is an explanatory diagram of the document information table stored in the hard disk 105 of the document management device in FIG.

In FIG. 7, a document information table 700 is shown.
Is the document number, name, parent folder number,
Save the version number, update date and document position information.

The document data of "document 200" in the document information table 700 of FIG. 7 is stored in the folder 17 on April 10, 1999, and since the version number is 1, it can be seen that there is no content change.

FIG. 8 stored in step S640 will now be described.
The document history table 800 will be described. FIG. 8 is an explanatory diagram of the document history table stored in the hard disk 105 of the document management device in FIG.

In FIG. 8, a document history table 800
Saves the document number, name, parent folder number, version number, update date, and document position information of each document data as in the document information table 700 of FIG.

The document data of the "document 201" in the document information table 700 of FIG. 7 has a version number of 2 at present, so that it can be seen that the document data has been changed from the past state. That is, the document data of “document 201” is as shown in FIG.
Referring to the document history table 800 of FIG.
It is found that the data was stored in the folder 17 on the 15th of March, and the document information table 700 is referred to.
It can be seen that it has been changed to day 0.

Although the document data of “document 4” in the document information table 700 of FIG. 7 is finally stored in the folder 10, referring to the document history table 800 of FIG. Is stored in the folder 3 and referring to the document information table 700 of FIG.
It can be seen that the file was moved to the folder “1997” on January 5, 1998.

The document data of "document 1" in the document information table 700 of FIG. 7 has a parent folder number of -1 with reference to the document information table 700 of FIG. In the case of 1, it indicates that the document data has been deleted. Therefore, it is known that the document data has been deleted.
Referring to FIG. 0, it is found that the data is stored in the folder 3 on October 12, 1997, and is temporarily moved to the “trash can”, that is, the folder 2 on December 27, 1999, and is completely deleted on the same day.

FIG. 9 is a flow chart showing a folder structure at a designated date and time, a document data list, and a restoration display of document data, which are executed by the document management apparatus of FIG.

First, according to the program in the ROM 108, the keyboard 103, the mouse 104, the hard disk 105, the scanner 107, the RAM 109, the CRT 110
Is initialized (step S901), and the CRT 110 is input by the user through the keyboard 103 or the mouse 104.
Is displayed on the display screen of FIG. 10 (step S902).

FIG. 10 is an explanatory diagram of a restoration dialog displayed on the display screen of the CRT 110.

In FIG. 10, the restoration dialog 1000
Is a restoration display range input unit 1001 and a reference button 100
2, a designated date and time input unit 1003, and a pull-down button 1
004 and a restore button 1005.

When the restoration display range is set, the user inputs the name of the folder in the restoration display range from the keyboard 103 to the restoration display range input unit 1001 or the user presses the reference button 1002 to display the document. The data list window 300 is displayed, and the user selects and sets a range of folders to be restored and displayed from the folder structure displayed on the left side of the displayed document data list window 300. Further, when the designated date and time is designated, the user enters the keyboard 10 into the restoration date and time input unit 1003.
The user inputs the designated date and time to be restored and displayed from 3 or presses a pull-down button 1004, and the user selects and designates the designated date and time to be restored and displayed with the mouse 104 from a calendar (not shown) displayed.

Returning to FIG. 9, the user sets a folder in the restoration display range using the restoration dialog 1000 (step S903), and similarly designates a designated date and time (step S9).
04), the restoration display is executed by the user pressing the restoration button 1005 (step S905), and the left side of the document data list window 300 is displayed by referring to the folder information table 400 of FIG. 4 and the folder history table 500 of FIG. The folder structure at the designated date and time is restored and displayed (step S906) (display step).

Next, it is determined whether or not document data exists in the folder selected in step S903 (step S907). If document data exists in the folder, the document information table 700 shown in FIG. The document data list at the designated date and time is restored and displayed on the right side of the document data list window 300 by referring to the document history table 800 (step S908) (display step).

Further, it is determined whether or not there is an instruction for displaying the document data by the user (step S909). If there is an instruction, the user selects the document data using the document data list displayed in step S908. (Step S910), the document data at the designated date and time is restored and displayed using the document data stored in the hard disk 105 by referring to the document information table 700 in FIG. 7 and the document history table 800 in FIG. 8 (Step S910). S91
1) (Display step).

In the following step S912, it is determined whether or not there is an instruction by the user to display another document data. If there is an instruction, the process from step S910 is repeated. If there is no instruction, the process returns to step S913. move on. On the other hand, if the result of determination in step S909 is that there is no instruction to display document data by the user, the process proceeds to step S913.

In step S913, it is determined whether or not there is an instruction to open another folder by the user. If there is an instruction, the processing from step S906 is repeated. It is determined whether or not there is an instruction to repeat the display of the restoration of the structure (step S914).
The processing after step 2 is repeated, and if there is no instruction, the execution of the program ends.

According to the processing shown in FIG. 9, the document management apparatus determines the folder information table 400, the folder history table 500, the document information table 700, and the document history based on the folder in the restoration display range set by the user and the designated date and time. By referring to the table 800, the folder structure of the designated date and time is displayed on the left side of the document data list window 300, and the document data list of the designated date and time is displayed on the right side of the document data list window 300.
Since the document data is restored and displayed on the display screen 10, even if the user stores the location of the folder in which the document data is stored in the past folder structure, the user searches the document data by manipulating the folder and refers to it. can do.

The folder structure restoration display processing in step S906 in FIG. 9 will be described below with reference to FIGS.

FIG. 11 is an explanatory diagram of the first folder structure restored and displayed by the processing of FIG.

In FIG. 11, by referring to the folder information table 400 of FIG.
On the 0th day, a folder 1 of “trash” and a folder 4 of “progress report” exist under “root”, and a folder 5 of “project A” under folder 4 of “progress report”. It is found that the folder 7 of “Project C” exists, and by referring to the folder history table 500 of FIG. 5, on October 10, 1997, In the past, folder 3 existed under “root” with the name “circulation in section 3”, and folder 6 that is currently deleted was named “project B” and the “progress report”
It exists under the folder 4 of the.

FIG. 12 is an explanatory diagram of the second folder structure restored and displayed by the processing of FIG.

Referring to the folder information table 400 of FIG. 4 and the folder history table 500 of FIG. 5, the folder structure below “root” on November 08, 1997 is the folder structure shown in FIG. I understand.

FIG. 13 is an explanatory diagram of the third folder structure restored and displayed by the processing of FIG.

Referring to the folder information table 400 of FIG. 4 and the folder history table 500 of FIG. 5, the folder structure under “root” on Jan. 5, 1998 is the folder structure shown in FIG. I understand.

FIG. 14 is an explanatory diagram of the fourth folder structure restored and displayed by the processing of FIG.

Referring to the folder information table 400 of FIG. 4 and the folder history table 500 of FIG. 5, the folder structure below “root” on Jan. 06, 1999 is the folder structure shown in FIG. I understand.

Hereinafter, the process of restoring and displaying the document data list in step S908 in FIG. 9 will be described with reference to FIGS.

FIG. 15 is an explanatory diagram of the first document data list restored and displayed by the processing of FIG.

In step S 903 of FIG. 9, the restoration display range is set to “root”, and in step S 904, the designated date and time is set to November 30, 1997, and the restoration display of the folder structure is executed (step S 904). S9
05), the folder information table 400 of FIG.
The folder structure including the folder 3 which is “circulation within 3 sections” is displayed on the right side of the document data list window 300 by referring to the folder history table 500 (step S906). Since there is no document data in “root”, The process moves to step S913 (step S90).
7). In step S913, if there is an instruction to open “circulation in section 3”, the folder structure under “circulation in section 3” on November 30, 1997 is displayed (step S90).
6) Since there are no folders under "Circular 3",
Only the folder of "circulation in section 3" is displayed. Referring to the document information table 700 in FIG. 7, it can be seen that there is no document data in the folder 3 at present, while FIG.
Referring to the document history table 800 of FIG.
It can be seen that the document data of “document 1”, “document 2”, “document 3”, “document 4” and “document 5” existed in folder 3 on January 30 (step S90).
7).

As a result, the document data list as of November 30, 1997 is known, and the document data list as of November 30, 1997 is displayed on the right side of the document data list window 300 (step S908).

FIG. 16 is an explanatory diagram of the second document data list restored and displayed by the processing of FIG.

The folder information table 400 shown in FIG.
The document stored in “circulation in section 3” under “root” on December 22, 1997 by referring to the folder history table 500 of FIG. 7, the document information table 700 of FIG. 7, and the document history table 800 of FIG. It can be seen that the data list was the document data list shown in FIG.

FIG. 17 is an explanatory diagram of the third document data list restored and displayed by the processing of FIG.

The folder information table 400 shown in FIG.
By referring to the folder history table 500 of FIG. 7, the document information table 700 of FIG. 7, and the document history table 800 of FIG. 8, “1997” under “circulation in three sections” under “root” on January 10, 1998 It can be understood that the document data list stored in the document data list is the document data list shown in FIG.

In the first embodiment of the present invention, the document management device may be connected to another document management device via the bus 102. In this case, since the other document management apparatuses share the document data, the document information table 700 and the document history table 800, and the folder, the folder information table 400 and the folder history table 500, the other document management apparatuses also have the past folder structure. Can be restored and displayed, and as a result, the user can search and refer to the document data using another document management apparatus.

In the first embodiment of the present invention, each of the document data, the document information table 700 and the document history table 800, and the folder, the folder information table 400 and the folder history table 500
They may be stored on different hard disks.

Further, an arbitrary storage medium storing a program for executing the management processing method described above supplies the program to the document management apparatus, and any one of the computer, the CPU 101, and the MPU (not shown) of the document management apparatus. One of them may execute the above program. Examples of a storage medium for supplying the program include a floppy (registered trademark) disk, a hard disk, an optical disk,
Examples include a magneto-optical disk, a CD-ROM, a CD-R, an MO, a magnetic tape, a nonvolatile memory card, and a ROM.

Further, instead of any one of the computer, the CPU 101 and the MPU, a circuit (not shown) which operates similarly to the above may realize the above-described embodiment.

The program supplied by the storage medium is written into a memory (not shown) provided in a function expansion board (not shown) inserted in the computer or a function expansion unit (not shown) connected to the computer. A CPU or the like (not shown) provided in the function expansion board or the function expansion unit may execute a part or all of the program.

In addition, an OS or the like running on the computer may execute a part or all of the program.

[0090]

As described above in detail, according to the document management apparatus of the first aspect, the document management method of the sixth aspect, and the storage medium of the tenth aspect, based on the change history information of the folder structure. Restores and displays the folder structure at the specified date and time, so even if the user stores the location of the hierarchical folder where the document data is stored in the folder structure at the specified date and time, the user can search the document data by manipulating the hierarchical folder, The searched document data can be referred to.

A document management apparatus according to claim 2 and claim 7.
According to the described document management method, the document data at the specified date and time is restored and displayed based on the change history information of the content of the document data. Therefore, even if the user changes the content of the document data from the specified date and time, the specified date and time can be used. Can refer to the contents of the document data.

[0092] The document management apparatus according to the third aspect and the eighth aspect.
According to the document management method described, the document data list in the hierarchical folder at the specified date and time is restored and displayed based on the change history information of the storage location of the document data, so that the user can change the storage location of the document data from the specified date and time. Even if it is, using the document data list in the hierarchical folder at the specified date and time,
Document data can be searched and referenced.

According to the document management apparatus of the fourth aspect, the document management apparatus is connected to another document management apparatus via a communication network, and the other document management apparatus includes document data and change history information of the content of the document data. And change history information of the storage location of the document data,
In addition, since the hierarchical folder, the folder structure, and the change history information of the folder structure are shared, other document management apparatuses can also restore and display the folder structure at the designated date and time. Can be searched and referenced.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a schematic configuration of a document management device according to an embodiment of the present invention.

FIG. 2 is a flowchart of a folder management process executed by the document management device according to the first embodiment of the present invention.

FIG. 3 is an explanatory diagram of a document data list window displayed on a display screen of a CRT 110.

FIG. 4 is an explanatory diagram of a folder information table stored in a hard disk 105 of the document management device in FIG.

5 is an explanatory diagram of a folder history table stored in a hard disk 105 of the document management device in FIG.

FIG. 6 is a flowchart of document data management processing executed by the document management apparatus of FIG. 1;

FIG. 7 is an explanatory diagram of a document information table stored in a hard disk 105 of the document management device in FIG.

8 is an explanatory diagram of a document history table stored in a hard disk 105 of the document management device in FIG.

9 is a flowchart of a folder structure at a designated date and time, a document data list, and a restoration display of document data, which are executed by the document management apparatus of FIG. 1;

FIG. 10 is an explanatory diagram of a restoration dialog displayed on the display screen of the CRT 110.

FIG. 11 is an explanatory diagram of a first folder structure restored and displayed by the process of FIG. 9;

FIG. 12 is an explanatory diagram of a second folder structure restored and displayed by the processing of FIG. 9;

FIG. 13 is an explanatory diagram of a third folder structure restored and displayed by the processing of FIG. 9;

FIG. 14 is an explanatory diagram of a fourth folder structure restored and displayed by the process of FIG. 9;

15 is an explanatory diagram of a first document data list restored and displayed by the processing of FIG. 9;

FIG. 16 is an explanatory diagram of a second document data list restored and displayed by the processing of FIG. 9;

FIG. 17 is an explanatory diagram of a third document data list restored and displayed by the process of FIG. 9;

[Explanation of symbols]

 101 CPU 102 Bus 103 Keyboard 104 Mouse 105 Hard Disk 106 CD-ROM Reader 107 Scanner 108 ROM 109 RAM 110 CRT 111 CD-ROM 300 Document Data List Window 400 Folder Information Table 500 Folder History Table 700 Document Information Table 800 Document History Table 1000 Restore dialog

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G06F 17/30 414 G06F 17/30 414A

Claims (10)

[Claims] 1. A creating means for creating a hierarchical folder for classifying and saving document data, a saving means for saving the document data in one of the hierarchical folders, and a changing means for changing a folder structure of the hierarchical folder. A document management device comprising: storage means for storing the change history information of the folder structure; and display means for restoring and displaying the folder structure at a designated date and time based on the change history information of the folder structure. Document management device. 2. A change unit for changing the contents of the document data, a storage unit for storing change history information of the contents of the document data, and the document at a designated date and time based on the change history information of the contents of the document data. 2. The document management apparatus according to claim 1, further comprising a display unit for restoring and displaying data contents. 3. Changing means for changing the storage location of the document data from one of the hierarchical folders to another one of the hierarchical folders, and storage means for storing change history information of the storage location of the document data. 3. The document management apparatus according to claim 1, further comprising display means for restoring and displaying a document data list in the hierarchical folder at a designated date and time based on change history information of a storage location of the document data. 4. The document management device is connected to another document management device via a communication network, and the other document management device can share the hierarchical folder, the folder structure, and the document data. The document management apparatus according to claim 1, wherein the document management apparatus is configured to be able to perform the processing. 5. The document management apparatus according to claim 1, wherein the display unit is configured to set a designated date and time. 6. A creating step of creating a hierarchical folder for classifying and saving document data, a saving step of saving the document data in one of the hierarchical folders, and a changing step of changing a folder structure of the hierarchical folder. A storage step of storing the change history information of the folder structure, and a display step of restoring and displaying the folder structure at a designated date and time based on the change history information of the folder structure. Document management method. 7. A changing step of changing the contents of the document data, a storing step of storing change history information of the contents of the document data, and the document at a designated date and time based on the change history information of the contents of the document data. 7. The document management method according to claim 6, further comprising a display step of restoring and displaying data contents. 8. A changing step of changing a storage location of the document data from one of the hierarchical folders to another one of the hierarchical folders, and a storing step of storing change history information of a storage location of the document data. 8. The document management method according to claim 6, further comprising the step of restoring and displaying a document data list in the hierarchical folder at a designated date and time based on change history information of a storage location of the document data. 9. The document management method according to claim 6, wherein a designated date and time is set in the displaying step. 10. A readable storage medium storing a program executed by a document management method, the program comprising: a creating module for creating a hierarchical folder for classifying and storing document data; A storage module for storing in one of the folders,
A change module for changing a folder structure of the hierarchical folder, a storage module for storing change history information of the folder structure, and a display module for restoring and displaying the folder structure at a designated date and time based on the change history information of the folder structure. A storage medium characterized by storing therein.