JPH10254863A - Document generating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a document generating device properly and easily managing the changed history of document contents. SOLUTION: In the document generating device 1, when an input part executes range designation with a changed history instruction, an input control part 3 detects this to output to a changed history managing part 4. Then the input history managing part 4 obtains a corresponding key corresponding to the designated range and buries the corresponding key at a position in the designated range of the document data body to correlate. Next, changed history managing part 4 obtains document data before change in the designated range of the document data body, stores it in a history document data storing part 7 as history document data and stores 'document name', 'corresponding key' and the 'housing destination' of history document data in a history information storing part 6 as changed history managing information. When restoration is required by designating a range from the part 2, the part 4 obtains the corresponding key buried in document data, reads history document data from the part 7, based on the corresponding key, and replaces document data in the designated range in the middle of displaying on a display part 9 with it.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a document creation device, and more particularly, to a document creation device capable of appropriately and easily managing a change history of document contents.

[0002]

2. Description of the Related Art Recently, in the information-oriented society, documents and graphics are being created using document creation devices such as word processors and word processing software for personal computers. When creating a document or creating a figure using such a document creating apparatus, it is characterized in that editing such as change, deletion, and addition of a document can be easily and easily performed.

However, when a document is edited, there is a demand for restoring the contents of the document to the contents of a change or the like made before.

Therefore, in a document creating apparatus, when a document is edited conventionally, the contents of the change are managed,
Change history management is performed so that restoration can be performed. 2. Description of the Related Art Conventionally, change history management in a document creation apparatus includes a change history information management method that manages only change history information of a changed portion (hereinafter, a changed portion) of document data, and a change of document data. A modified document data management method of saving the entire document data as change history information every time the document data is transmitted.

However, in the change history information management method, the change history information is managed separately from the changed document data, and when the document data is changed, the change of the change history information is notified by the document creation device. The operator had to do it manually. As a result, the change history information management method
There is a problem that the management process of the change history of the document data is cumbersome, and it is not possible to perform appropriate change history management due to a manual error.

Further, according to the changed document data management method, a document data file exists every time document data is changed, that is, for each history, and the capacity of a medium such as a memory for storing change history information is reduced. There was an adverse effect such as doing.

Therefore, conventionally, a display means for displaying document information, an identification means for identifying a changed document among the document information displayed on the display means, and a document for identifying the document identified by the identification means are provided. A document processing device (special feature) comprising: display control means for displaying a predetermined display of the document together with the identified document; and history display means for registering and displaying the document identified by the identification means together with the predetermined display. (See Japanese Unexamined Patent Publication No. Hei 3-163661). This document processing apparatus manages the history information by the number of characters from the beginning of the document.

[0008]

However, in the conventional document creation device described in the above publication, when a document is changed, the contents of the document before the change are stored as history information, and the change of the document is performed. Since the position was managed by the number of characters from the beginning of the document, if the document was changed repeatedly, the number of characters at the change position of the document would change due to the change in the document. It is necessary to recount and update the number of characters of the position of the history information in the document, and there is a problem that the management process of the history information is complicated and the processing time is long.

Therefore, according to the first aspect of the present invention, when the range of the change range of the document data is designated, the document data of the document data before the change of the designated range is stored as the history document data in the history document data storage means. Then, a predetermined corresponding key for associating the designated range position of the document data with the history document data of the history document data storage means is assigned and stored as change history management information in the history information storage means. The data is embedded in the designated range position of the data, and the designated range position of the document data and the history document data of the history document data storage unit are managed based on the corresponding key, and the document data and the history document data are managed according to the input state and the management status. Display on the display means to manage the history document data in correspondence with the corresponding key for each change range of the document data Without changing the history management information for each change, the management of the change history of the document data is performed easily and easily, and the change of the document data is managed with a small number of change history management information and the history document data; It is an object of the present invention to provide a document creation device that has good operability for changing a document and has high management efficiency for changing the document.

According to a second aspect of the present invention, when there is a request for restoring document data specifying a range, a change history management corresponding to the specified range is performed based on a corresponding key embedded in the specified range of the document data. Acquiring information, reading history document data based on the acquired change history management information, replacing the history document data with document data in a specified range of the document data displayed on the display means, and displaying the document data. The object of the present invention is to provide a document creation device which can easily restore history document data in a range designated by an operator into document data, simplify management of document change history, and have good operability of document change history management. And

According to the third aspect of the invention, the change history management information for the entire document data at each predetermined time is collectively managed as version change history management information, and there is a request for restoring the entire document data at a predetermined time. And obtains the version change history management information at the specified time, reads the history document data at the specified time, and places the read history document data in the specified range position of the history document data in the displayed document data. The purpose of the present invention is to provide a document creation device that facilitates restoring the entire document at a predetermined point in time by replacing the document data at a position corresponding to the document data and displaying the document data at a predetermined point in time, and further improves the operability of document change history management. And

According to a fourth aspect of the present invention, the change document management information for each specified range of document data is managed as version change history management information for each predetermined point in time, and the history document data of all versions in which the range of document data is designated is specified. Request to display the version change history management information of all versions in the specified range based on the corresponding key embedded in the specified range of the document data, and stores the acquired version change history management information in the obtained version change history management information. The history document data of all versions in the specified range is read out based on the document data, and the history document data is displayed together with the document data displayed on the display means, so that the history document data of all versions in the specified range of the document can be easily obtained. You can get
It is an object of the present invention to provide a document creation device with better operability of change history management.

According to a fifth aspect of the invention, the change history management information for each predetermined time is managed as version change history management information, and when there is a display request for the history document data of all versions, the version change history management of all versions is performed. Information, and reads history document data of all versions based on the acquired version change history management information,
By displaying the document data together with the document data displayed on the display means, it is possible to easily obtain the history document data of all versions of the entire document, and to provide a document creation device with better operability of change history management. It is intended to be.

According to a sixth aspect of the present invention, the history document data is displayed on the display means so as to correspond to the designated range position of the history document data being displayed. It is an object of the present invention to provide a document creating apparatus that allows the user to easily recognize whether or not the history document data is in a range, manages the change history more easily, and has better operability.

[0015]

According to a first aspect of the present invention, there is provided a document creating apparatus, comprising: a display unit for displaying various information; at least an operation for inputting document data and various operations necessary for making a change to the document data; An input means for inputting various control information necessary for managing the changed document data; and
A document storage unit that stores the document data; a history document data storage unit that stores, as history document data, the document data before the change of the range specified as the change range by the input unit in the document data; History information storage means for storing change history management information necessary for managing the change history of the document data; and when the range is specified as a change range by the input means, the document data before the change of the specified range is changed. Storing the document data in the history document data storage means as the history document data, and assigning a predetermined corresponding key for associating the designated range position of the document data with the history document data in the history document data storage means; Information stored in the information storage means as the change history management information, and the assigned key is stored in the document. Change history management means for embedding the specified range position of the document data and the history document data in the history document data storage means based on the corresponding key by embedding the data in the specified range position of the document data; The above object is achieved by providing display control means for displaying the history document data on the display means according to the input state of the input means and the management status of the change history management means.

According to the above arrangement, when the range of the change range of the document data is designated, the document data before the change of the designated range of the document data is stored in the history document data storage means as the history document data, A predetermined corresponding key for associating the designated range position with the history document data of the history document data storage means is stored in the history information storage means as change history management information, and the assigned key is assigned to the designated range of the document data. Embedded in the position, and manages the designated range position of the document data and the history document data in the history document data storage means based on the corresponding key;
Since the document data and the history document data are displayed on the display unit in accordance with the input state and the management status, the history document data can be managed in association with the corresponding key for each change range of the document data. It is possible to easily and easily manage the change history of the document data without performing the change process of the change history management information, and manage the change of the document data with a small amount of change history management information and history document data. be able to. As a result, the operability of document change can be improved, and the management efficiency of document change can be improved.

In this case, for example, as set forth in claim 2, the change history management means, when a range is designated by the input means and a request for restoring the document data is made, the change history management means enters the designated range of the document data. The change history management information corresponding to the specified range is acquired from the history information storage unit based on the embedded corresponding key, and the history document data storage unit is acquired based on the acquired change history management information. Reading the history document data, the display control unit replaces the history document data read by the change history management unit with the document data in the specified range among the document data displayed on the display unit. It may be displayed.

According to the above arrangement, when there is a request for restoring document data in which a range is specified, the change history management information corresponding to the specified range is stored based on the corresponding key embedded in the specified range of the document data. Acquiring, reading out the history document data based on the acquired change history management information,
Since the history document data is replaced with the document data in the specified range of the document data displayed on the display means, the history document data in the range specified by the operator can be easily restored to the document data. It is possible to simplify the management of the change history of the document and improve the operability of the management of the change history of the document.

For example, as set forth in claim 3, the history information storage means collectively stores the change history management information for the entire document data at each predetermined time as version change history management information. And, when there is a request for restoring the entire document data at a predetermined time from the input means, the change history management means acquires the version change history management information at the designated time from the history information storage means, Based on the acquired change history management information, reads out the history document data at the designated time from the history document data storage means, and the display control means reads the history document data read by the change history management means, The document data at a position corresponding to the specified range position of the history document data among the document data displayed on the display means. It may be the one to be displayed interchanged to.

According to the above configuration, the change history management information for the entire document data at each predetermined time is collectively managed as version change history management information, and when there is a request to restore the entire document data at a predetermined time, Acquires the version change history management information at the specified time, reads the history document data at the specified time, and corresponds the read history document data to the specified range position of the history document data in the displayed document data. Since the document data is replaced with the document data at the specified position and displayed, it is possible to easily restore the entire document at a predetermined point in time, and it is possible to further improve the operability of document change history management.

Further, for example, as set forth in claim 4, the history information storage means stores the change history management information at predetermined time points for each of the designated ranges of the document data as version change history management information. When the change history management unit receives a display request of all versions of the history document data specifying the range of the document data from the input unit, the corresponding key embedded in the specified range of the document data The version change history management information of all the versions in the specified range from the history information storage means, and, based on the obtained version change history management information, the version change history management information from the history document data storage means. The history document data of all versions is read, and the display control unit reads the change history management unit. Serial historical document data, together with the document data displayed on the display unit may be to be displayed.

According to the above configuration, the change history management information at each predetermined time is managed as the version change history management information for each specified range of the document data, and the display of the history document data of all versions specifying the range of the document data is performed. When there is a request, the version change history management information of all versions in the specified range is acquired based on the corresponding key embedded in the designated range of the document data, and based on the acquired version change history management information, The history document data of all versions in the specified range are read, and the history document data is displayed together with the document data displayed on the display unit,
Since it is displayed, the history document data of all versions in the specified range of the document can be easily obtained, and the operability of the change history management can be further improved.

For example, as set forth in claim 5, the history information storage means stores the change history management information of the document data at each predetermined time as version change history management information, and stores the change history. Management means
When there is a request to display all versions of the history document data from the input unit, the version change history management information of all versions is obtained from the history information storage unit, and the version change history management information is obtained based on the obtained version change history management information. Reading out all versions of the history document data from the history document data storage means, the display control means displays the history document data read by the change history management means together with the document data displayed on the display means, It may be the one that causes it.

According to the above configuration, the change history management information for each predetermined time is managed as version change history management information, and when there is a display request for the history document data of all versions, the version change history management information of all versions is updated. The acquired history document data of all versions is read out based on the acquired version change history management information and displayed together with the document data displayed on the display means, so that the history document data of all versions of the entire document can be easily obtained. And the operability of change history management can be further improved.

Further, for example, as set forth in claim 6, the display control means causes the history document data to correspond to the designated range position of the history document data of the document data being displayed on the display means. May be displayed on the display means.

According to the above arrangement, the history document data is displayed on the display means in correspondence with the position of the designated range of the history document data, so that which history document data corresponds to which range of the document data is displayed. Whether the data is document data can be easily recognized, change history management can be further facilitated, and operability can be further improved.

[0027]

Preferred embodiments of the present invention will be described below in detail with reference to the accompanying drawings. It should be noted that the embodiments described below are preferred embodiments of the present invention, and therefore, various technically preferable limitations are added. However, the scope of the present invention is not limited to the following description. The embodiments are not limited to these embodiments unless otherwise specified.

FIGS. 1 to 4 show a first embodiment of a document creating apparatus according to the present invention. This embodiment corresponds to claim 1 of the present invention.

FIG. 1 is a functional block diagram of a document creating apparatus 1 to which a first embodiment of the document creating apparatus according to the present invention is applied. The document creating apparatus 1 includes an input unit 2, an input control unit 3, It includes a history management unit 4, a document storage unit 5, a history information storage unit 6, a history document data storage unit 7, a display control unit 8, a display unit 9, and the like.

As the input unit (input means) 2, for example, a keyboard, a mouse, a pen, a soft keyboard, and the like are used. Is input, and a range designation and other various information of a document whose change history is to be managed among the document data displayed on the display unit 9 are input. The specification of the document range may be performed using the keyboard of the input unit 2 or may be performed using a mouse, a pen, or the like.

The input control unit 3 detects an operation of the input unit 2 and acquires and controls various information input and operated by the input unit 2. In particular, various information relating to change and restoration of a document, for example, a change history When the control information is input, the control information is acquired and output to the change history management unit 4.

Change history management unit (change history management means) 4
When the control information of the change history is input from the input control unit 3, the document data body for performing the change history management, the history document data (the document data before the change) within the scope of the change history management, and the change history management information Get and manage. For example, when the range of the document data for which the change history is managed in the document is specified, the change history management unit 4 assigns a corresponding key for identifying the specified range, and assigns the assigned key to the document data body. In addition to embedding at the specified range position, history document data that is the document data before the change of the specified range is extracted from the document data, stored in a history document data storage unit 7 described below in association with the corresponding key, and Then, the history information storage unit 6 stores the change history management information of the document data whose range is specified.

As the document storage unit (document storage means) 5,
For example, a rewritable memory such as a RAM (Random Access Memory) or a hard disk is used, and the document storage unit 5 stores a document data body handled by the document creation device 1. In the document data body stored in the document storage unit 5, when a change of a document accompanied by change history management is performed on the document data, the corresponding key assigned by the change history management unit 4 performs the change. Is embedded in the range position.

As the history information storage unit (history information storage means) 6, for example, a rewritable memory such as a RAM or a hard disk is used.
When change of a document accompanied by change history management is performed on the document data body of the document storage unit 5, the change history management information added and managed by the change history management unit 4 is stored. The change history management information includes, for example, as shown in FIG. 2, the document name of the document data body to which the change has been made, for example, “greeting”, the corresponding key, for example, “range 1”, and the document data body. There are Version 1 storage destination, Version 2 storage destination,..., Etc., which are storage destinations of the history document data storage unit 7 of the history document data which is the document data before the change at every predetermined time added to the range. Since the corresponding key is embedded at the position specified in the range of the changed document data body as described above, the corresponding key of the change history management information in the history information storage unit 6 is used. The location where the change was made is specified, and Ve of the change history management information
The storage location of the history document data, which is the document data before the change, in the history document data storage unit 7 is specified by the rsion storage destination. The document name of the changed document data out of the plurality of document data bodies in the document storage unit 5 is specified by the document name of the change history management information in the history information storage unit 6. Therefore, according to the change history management information in the history information storage unit 6, which range of which document data body is changed in the document storage unit 5, and where in the history document data storage unit 7 the contents of the document data before the change are stored. Is specified.

As the history document data storage unit (history document data storage means) 7, a rewritable memory such as a RAM or a hard disk is used, and the history document data storage unit 7 manages the change history by the input unit 2. The document data before the change of the range designated as the range to be performed is stored as history document data. As described above, the storage destination of the history document data stored in the history document data storage unit 7 is the Vers of the change history management information in the history information storage unit 6.
The document is registered in the ion storage location, and the correspondence key of the change history management information and the document name are associated with which document data of the document data in the document storage unit 5 and which range of the history data. Therefore, when the range of the document data body is specified and there is a restoration request, the change name of the change history management information in the history information storage unit 6 is determined by the document name of the document data body and the corresponding key embedded in the document data body. Ve
The history document data in the history document data storage unit 7 can be specified and extracted from the rsion storage destination.

As described above, when the range of the corresponding key is changed by designating the range in the document data body, the corresponding key is embedded in the document data body and the history information storage unit 6 is changed.
The key information is registered as change history management information and can be associated with the history document data stored in the history document data storage unit 7, and is appropriately given by the change history management unit 4.

As the display unit (display means) 9, for example,
A CRT (Cathode Ray Tube) or a liquid crystal display or the like capable of electrically writing, erasing, and specifying a range, etc., is used. A display unit 9 controls a document under the control of a display control unit 8. Various information such as the data body, the history document data, and the change history management information are displayed, and, as shown in FIG. The specified range is clearly displayed by inversion, coloring, etc.

The display control unit (display control means) 8 controls the display unit 9 based on the document data body, history document data, and change history management information input from the change history management unit 4, and The display unit 9 displays the history document data and the history management information.

In FIG. 2, in the document data body of the document name "greeting" stored in the document storage unit 5, the range of "Good morning" is designated as the range for managing the change history. The designated range of the document data body is displayed in a recognizable state. When the range to be managed by the change history is designated, the change history management unit 4 assigns the corresponding key of “range 1” to the range, and the corresponding key of “range 1” is assigned the document name “greeting”. Is embedded at the position specified in the range of the document data body. The change history management unit 4 registers the document name “greeting” and the corresponding key “range 1” in the history information storage unit 6 and also stores “good morning” as the document data before the change of “range 1”. The history document data is stored in the history document data storage unit 7, and the storage destination “A” of the history document data in the history document data storage unit 7 is registered in the history information storage unit 6. In FIG. 2, for the same range,
The case where the change history management range is specified and "Good evening" is registered as another version of the history document data is shown. In this case, since the same specification range is set, the document name and the corresponding It shows that the keys are the same and the versions are different.

Next, the operation of this embodiment will be described. When the document creation device 1 changes the content of the document by specifying the range as a range requiring the change history management, the document creation device 1 associates the document data specified in the range with the content of the change by using the corresponding key, and easily, Another feature is that history management is easily performed. Hereinafter, this history management processing will be described based on the flowcharts shown in FIGS.

As shown in FIG. 3, the document creation device 1 checks the input operation from the input unit 2 by the input control unit 3 and detects a key input (step S1). It is checked whether the instruction is a history instruction (step S2). When the key input is not a change history instruction, the change history management unit 4 determines that the request is not a change history management request, and ends the processing as it is.

If the key input is a change history instruction in step S2, the change history management unit 4 performs a change history management process (step S3).

This change history management process is performed as shown in FIG. That is, the user designates a range for requesting the management of the change history of the document data body by the input unit 2, for example, as shown in FIG.
As shown in (1), when "Good morning" is performed (step S11), the input control unit 3 acquires this range designation and outputs it to the change history management unit 4, and the change history management unit 4
When a range is specified, a corresponding key corresponding to the specified range, for example, “Range 1” in the case of FIG. 2 is obtained (step S12), and the obtained corresponding key is stored in the document data body. For example, in the case of FIG. 2, the document “greeting” is embedded and associated with the specified range position (step S
12).

Next, the change history management unit 4 acquires the document data before the change in the designated range of the document data body from the document storage unit 5 and stores it in the history document data storage unit 7 as history document data. (Step S14). In the case of FIG. 2, “Good morning,” which is the designated range of the document data body before the change, is stored in the storage destination “A” of the history document data storage unit 7 as history document data.

The change history management unit 4 stores the “storage destination” in the history information storage unit 6 as change history management information in order to associate the “document name”, the “corresponding key”, and the history document data. Then, the change history management process ends (step S15). That is, the change history management unit 4
In the case of FIG. 2, "greeting" is used as the document name, "range 1" is used as the corresponding key, "A" is used as the storage destination of Version 1,
Are stored in the history information storage unit 6 as change history management information.

When a change history instruction is further issued within the same range of the same document, the change history management unit 4 performs the same processing as described above, and as shown in FIG. , "Good evening" is stored in the storage destination B of the history document data storage unit 7 and the history information storage unit 6
"B" is stored as the Version 2 storage destination in the "storage destination" of the change history management information. The above process is performed every time a change history instruction is issued.

As described above, according to this embodiment, when the range of the change range of the document data is designated, the document data before the change of the designated range of the document data is stored in the history document data storage unit 7 as the history document. The data is stored as data, a corresponding key for associating the designated range position of the document data with the history document data in the history document data storage unit 7 is assigned, and stored in the history information storage unit 6 as change history management information.
The assigned corresponding key is embedded in the designated range position of the document data, and based on the corresponding key, the designated range position of the document data and the history document data in the history document data storage unit 7 are managed, and the document data and the history document data are managed. Is displayed on the display unit 9 in accordance with the input state and the management status, the history document data can be managed in correspondence with the corresponding key for each change range of the document data. It is possible to easily and easily manage the change history of document data without performing change processing.
Document data changes can be managed with a small amount of change history management information and history document data. As a result, the operability of document change can be improved, and the management efficiency of document change can be improved.

FIGS. 5 to 7 show a second embodiment of the document creating apparatus according to the present invention. This embodiment corresponds to claim 2 of the present invention.

FIG. 5 is a functional block diagram of the document creating apparatus 10 to which the second embodiment of the document creating apparatus according to the present invention is applied. The document creation device 10 of the present embodiment
This embodiment is applied to a document creation device similar to the document creation device 1 of the second embodiment. In the description of the present embodiment, the same components as those of the document creation device of the first embodiment have the same configuration. And a detailed description thereof will be omitted.

In FIG. 5, a document creation device 10 includes an input unit 2 similar to the document creation device 1 of the first embodiment.
Input control section 3, change history management section 4, document storage section 5, history information storage section 6, history document data storage section 7, display control section 8
And a display unit 9 as well as a history document restoration unit 11 and a history document data display control unit 12.

The history document data restoring unit 11 operates under the control of the change history management unit 4 and reads out the history document data designated to be restored by the input unit 2 from the history document data storage unit 7.

That is, the change history management unit 4 is provided with the input unit 2
When there is a request for restoring history document data by the operator of the document creation apparatus 10, based on the change history management information stored in the history information storage unit 6, the history document data in the corresponding range of the specified document is read. The history document data restoration unit 11 is instructed, and the history document data restoration unit 11 reads the corresponding history document data from the history document data storage unit 7 according to the instruction from the change history management unit 4. Therefore, the change history management unit 4 and the history document data restoration unit 1
1 functions as change history management means as a whole.

The history document data display control unit 12 converts, via the display control unit 8, the history document data read by the history document data restoration unit 11 and the text of the document data currently displayed on the display unit 9. Control the display. That is, the history document data display control unit 12 converts the history document data read by the history document data restoration unit 11 through the display control unit 8 into the document data text currently displayed on the display unit 9. The document data in a range corresponding to the history document data is converted and displayed on the display unit 9. Therefore,
The display control unit 8 and the history document data display control unit 12
Function as display control means as a whole.

Next, the operation of this embodiment will be described. When there is a restoration request by specifying the range of the document data body, the document creation apparatus 10 replaces the specified range of the currently displayed document data body with the corresponding history document data and displays the same. , There is a characteristic. Less than,
This history management process will be described with reference to the flowcharts shown in FIGS.

As shown in FIG. 6, the document creation device 10
The input control unit 3 checks an input operation from the input unit 2 and when a key input is detected (step S21), the change history management unit 4 checks whether it is a change restoration instruction (step S22). When the key input is not a change restoration instruction, the change history management unit 4 determines that the change input is not a change history restoration request, and ends the process as it is.

In step S22, when the key input is a change restoration instruction, the change history management unit 4 performs a change history restoration process (step S23).

The change history restoration process is performed as shown in FIG. That is, in the document creation device 10, when the input unit 2 specifies the range for requesting the change and restoration of the document data body (step S31), the input control unit 3 acquires the range specification and sends it to the change history management unit 4. When the range is specified, the change history management unit 4 outputs the corresponding key embedded in the specified range of the document data body corresponding to the specified range, for example, in the case of FIG. "1" is acquired (step S32), and based on the acquired corresponding key, the history information storage unit 6 is inspected to acquire the change history management information of the document requested to be restored. The change history management unit 4 displays the acquired change history management information on the display unit 9 via the display control unit 8, and from this display, the operator of the document creation apparatus 10 inputs and specifies the version to be restored from the input unit 2. (Step S33).

Next, based on the corresponding key and the version specified by the input, the change history management section 4 reads the history document of the history document data corresponding to the corresponding key and version from the change history management information in the history information storage section 6. The storage location of the data storage unit 7 is obtained and output to the history document data restoration unit 11 (step S34). For example, in the case of FIG. 2, the range of the corresponding key “range 1” of the document “greeting” is designated, and Vers
When the version of ion 2 is specified, the storage destination “B” where “Good evening” is stored in the history document data storage unit 7.
To get.

When the storage destination of the history document data is input from the change history management unit 4, the history document data restoring unit 11 reads the history document data of the storage destination from the history document data storage unit 7, for example, in the case of FIG. , "Good evening" (step S35), and displays the history document data display control unit 12.
Output to The history document data display control unit 12 converts the history document data input from the history document data restoration unit 11 into
The display control unit 8 performs control to convert the document data body into the document data in the specified range (step S36). Under the control of the history document data display control unit 12, the display control unit 8 causes the display unit 9 to replace the history document data, which is the restored data, with the document data in the specified range of the document data body and display the same. The change history restoration processing ends (step S37). For example, in the case of FIG. 2, under the control of the history document data display control unit 12, the display control unit 8 converts the "good morning" portion into "good evening" and displays it.

As described above, according to the present embodiment, when there is a request for restoring document data with a designated range, the document data corresponding to the designated range is determined based on the corresponding key embedded in the designated range of the document data. Acquisition of the change history management information to be performed, the history document data is read out based on the obtained change history management information, and the history document data is converted into the document data in the designated range among the document data displayed on the display unit 9. Since the display is switched, the history document data in the range specified by the operator can be easily restored to the document data, the management of the change history of the document is simplified, and the operability of the change history management of the document is improved. be able to.

FIGS. 8 to 12 show a third embodiment of the document creating apparatus according to the present invention. This embodiment corresponds to claim 3 of the present invention.

FIG. 8 is a functional block diagram of a document creating apparatus 20 to which the third embodiment of the document creating apparatus according to the present invention is applied. The document creation device 20 of the present embodiment
The present embodiment is applied to a document creating apparatus similar to the document creating apparatus 10 according to the embodiment, and in describing the present embodiment,
The same components as those of the document creation apparatuses of the first and second embodiments are denoted by the same reference numerals, and detailed description thereof will be omitted.

In FIG. 8, the document creation device 20 has the same input unit 2 as the document creation device 1 of the first embodiment,
The input control unit 3, the change history management unit 4, the document storage unit 5, the history information storage unit 6, the history document data storage unit 7, the display control unit 8, the display unit 9, and the document creation device 10 according to the second embodiment. And a document history storage unit 21 and the like.

As the document history storage unit 21, for example, R
A rewritable memory such as an AM or a hard disk is used, and the document history storage unit 21 collectively stores, as version change history management information, change history management information of the entire document data body at a predetermined time.

The data structure of the change history management information (version change history management information) stored in the document history storage section 21 is as shown in FIG. That is,
For example, as shown in FIG. 10, at a certain point in time, the document “greeting” is changed three times in the three designated ranges, and the history information storage unit 6 stores the document name in each designated range. , "Agreement", "Area 1", "Area 2", "Area 3" as corresponding keys, and A, B, C, D, E, F, G, H, I as storage destinations, respectively. In the history document data storage unit 7, A,
In the storage locations of B, C, D, E, F, G, H, and I, "Good morning.", "Good evening.", "Good night.", "Good morning", "Good."
Assuming that history document data of “evening”, “Good night”, “7:00 am”, “7:00 pm”, and “0:00 am” are stored as version change history management information, respectively, the document history storage unit As shown in FIG. 9, the document 21 includes the document name “greeting” and the change history management information of each version, the history document in association with Version 1 and the corresponding keys “range 1” to “range 3”. The storage destinations A, D, and G of the data in the history document data storage unit 7 are Versio
n 2 and storage destinations B, E,
H is stored in Version 3 in association with the same corresponding key, and storage locations C, F, and I are stored, respectively.

Then, the document creating apparatus 20 of the present embodiment
The change history management unit 4 extracts the change history management information at that time from the history information storage unit 6 at every predetermined time, and
As shown in (1), they are stored in the document history storage unit 21 in a lump. In FIG. 9, the document history storage unit 21 stores the version change history management information at three time points. However, the document history storage unit 21 is not limited to storing the history document data at three time points. Are sequentially rewritten at predetermined time points. Therefore, the history information storage unit 6 and the document history storage unit 21 function as a history information storage unit as a whole.

When the input unit 2 requests an instruction to restore the entire document at a certain point in time, the change history management unit 4 stores the history based on the change history management information at the specified time in the document history storage unit 21. The history document data is read from the document data storage unit 7 and passed to the history document data restoration unit 11. The history document data restoration unit 11 reads the version of the history document data based on the received history document data,
It is passed to the history document data display control unit 12. The history document data display control unit 12 rewrites the data in the applicable range of the currently displayed document data text with the history document data passed from the history document data restoration unit 11 via the display control unit 8 and displays the data in the display unit 9. To be displayed.

Next, the operation of this embodiment will be described. When the restoration of the entire document specifying the time point is requested, the document creation device 20 replaces all the document data in the corresponding range of the currently displayed document data text with the corresponding range of the history document data and displays the document data. However, there is the characteristic.
Hereinafter, this history management processing will be described based on the flowcharts shown in FIGS.

As shown in FIG. 11, the document creation device 20 checks the input operation from the input unit 2 by the input control unit 3 and detects a key input (step S41). It is checked whether or not the entire change history is to be restored (step S42). Change history management unit 4
If the key input is not an instruction to restore the change history of the entire document, it is determined that the request is not a request to restore the entire document, and the process ends.

In step S42, when the key input is an instruction for restoring the change history of the entire document, the change history management unit 4 performs a process of restoring the entire document (step S43).

The restoring process of the entire document is performed as shown in FIG. That is, the restored version of the document data text is input by the input unit 2 (for example, Version 2 in FIG. 9).
Is specified (step S51), the change history management unit 4
Acquires the change history management information of the entire document corresponding to the specified version from the document history storage unit 21 (step S52), and stores the corresponding key and storage location of the first range to be restored (for example, in FIG. 9, The corresponding key is “range 1” and the storage destination is “B” (step S5).
3).

The change history management unit 4 passes the first acquired corresponding key and the storage location of the history document data to the history document data restoring unit 11, and the history document data restoring unit 11 transmits the history document data corresponding to the corresponding key. The corresponding history document data is read from the history document data storage unit 7 based on the storage location of the document, and output to the history document data display control unit 12 (step S54). For example, in the case of FIG. 9, the history document data restoration unit 11 acquires the history document data of “Good evening” stored in the storage location “B” of the history document data storage unit 7 of “Range 1”, History document data display control unit 12
Output to

Next, the history document data display control unit 12
The display control unit 8 is controlled to convert the history document data obtained from the history document data restoring unit 11 into data in the range where the corresponding key “range 1” of the document data body is embedded (step S55).

When the document data body currently displayed for the first specified range is converted with the history document data, the change history management unit 4 stores the corresponding key in the next range and the history document data storage unit 7 of the history document data. (For example, FIG. 9
In the case of (2), “range 2” and “E” of Version 2 are acquired and passed to the history document data restoring unit 11 (step S5).
6). The change history management unit 4 checks whether there is a corresponding key and storage location in the next range (step S57). If there is, the process returns to step S54, and the history document data restoration unit 11 executes the change history From the storage destination received from the management unit 4, the history document data (for example, in the case of FIG. 9,
"Good evening". ) Is passed to the history document data display control unit 12, and the history document data display control unit 12 controls the display control unit 8 so that the data of the designated range of the text data of the document currently being displayed and the history document data Is converted (step S55).

Similarly, the change history management unit 4 stores a corresponding key in the following range and a storage destination of the history document data in the history document data storage unit 7 (for example, in FIG. 9, “range 3” of Version 2). “H”), and retrieves the history document data restoring unit 11
(Step S56). The change history management unit 4 checks whether there is a corresponding key and storage location in the next range (step S57). If there is, the process returns to step S54, and the history document data restoration unit 11 executes the change history The history document data (for example, “7:00 pm” in FIG. 9) is acquired from the storage destination received from the management unit 4, passed to the history document data display control unit 12, and acquired. 12 controls the display control unit 8 to convert the data in the specified range of the text data of the currently displayed document and the history document data (step S55).

The change history management unit 4 acquires the corresponding keys in the following range and the storage destination of the history document data (step S5).
6), check whether it exists (step S57). Since there is no corresponding key in the next range, the display control unit 8 is currently displaying the range document data in the respective ranges received from the history document data display control unit 12 under the control of the history document data display control unit 12. Rewrite the data in each range of the document data text and display it on the display unit 9 (step S
58). For example, in the case of FIG. 9, as shown in FIG.
"Good morning." Is replaced by "Good evening."
In addition, the part of "Good morning" is replaced with "Good morning".
In the "evening", the part "7:00 am" is converted to "7:00 pm" and displayed.

As described above, according to the present embodiment, the change history management information for the entire document data at each predetermined time is collectively managed as version change history management information, and the entire document data at the predetermined time is managed. When there is a restoration request, the version change history management information at the specified time is obtained, and the history document data at the specified time is read,
Since the read history document data is replaced with the document data at a position corresponding to the designated range position of the history document data among the displayed document data and displayed, it is easy to restore the entire document at a predetermined time. Thus, the operability of document change history management can be further improved.

FIGS. 13 to 16 are diagrams showing a fourth embodiment of the document creation device of the present invention.
This corresponds to claims 4 and 6.

FIG. 13 is a functional block diagram of a document creating apparatus 30 to which the fourth embodiment of the document creating apparatus according to the present invention is applied. The document creation device 30 according to the present embodiment is applied to a document creation device similar to the document creation device 1 according to the first embodiment described above.
The same components as those of the document creating apparatus 1 according to the first embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted.

In FIG. 13, the document creation device 30 includes an input unit 2, an input control unit 3, a change history management unit 4, a document storage unit 5, a document storage unit 5 similar to the document creation device 1 of the first embodiment.
It includes a history information storage unit 6, a history document data storage unit 7, a display control unit 8, a display unit 9, and the like, and also includes an all history document data restoration unit 31, an all version display control unit 32, and the like.

The entire history document data restoring unit 31 operates under the control of the change history management unit 4 to read out all versions of history document data from the history document data storage unit 7.

That is, the change history management unit 4 is provided with the input unit 2
When there is a request to display the history document data of all versions by specifying the range by the operator of the document creation device 30,
Based on the change history management information stored in the history information storage unit 6, the entire history document data restoration unit 31 is instructed to read all versions of the history document data in the specified range. In response to an instruction from the change history management unit 4, the history document data of all versions in the specified range is read from the history document data storage unit 7. Therefore, the change history management unit 4 and the entire history document data restoration unit 31
Function as change history management means as a whole.

The all-version display control unit 32 is provided with the input unit 2
When there is a request to display all versions of the history document data specified by the range, the display control unit 8 is controlled to receive all the versions of the history document data from the all history document data restoring unit 31. The version history document data is displayed together with the currently displayed document data. Therefore, the display control unit 8 and the all version display control unit 32 function as a display control unit as a whole.

Next, the operation of this embodiment will be described. When the range is designated and the display of the history document data of all versions is requested, the document creation device 30 displays the history document data of all versions of the designated range together with the currently displayed document data in the corresponding range of the document data body. Is displayed at the same time. Hereinafter, this history management processing will be described based on the flowcharts shown in FIGS.

As shown in FIG. 14, the document creation device 30 checks the input operation from the input unit 2 by the input control unit 3 and detects a key input (step S61). It is checked whether all the versions of the history document data are to be displayed with the designation (step S
62). When the key input is not an instruction to display the history document data of all versions, the change history management unit 4 determines that the request is not an all version history document data display request, and ends the process as it is.

In step S62, when the key input is an instruction to display the history document data of all versions, the change history management unit 4 performs an all version history document data display process (step S63).

This all version history document data display processing is performed as shown in FIG. That is, when the range for displaying the history documents of all versions is specified by the input unit 2 (step S71), the change history management unit 4 stores the change history management information of all versions corresponding to the specified range in the history information storage unit. 6 and passed to the entire history document data restoring unit 31 (step S72).

The all-history document data restoring section 31 reads out all versions of the history document data in the specified range from the history document data storage section 7 based on the change history management information passed from the change history management section 4, Version display control unit 3
2 (step S73).

For example, in the case of FIG. 10, if “range 2” is designated, the change history management unit 4 changes the change history management information such as the storage destination of the history document data of all the versions in the designated range, ie, the corresponding key. Obtains, from the document history storage unit 6, the change history management information in which the “range 2” and the storage destination of each version are “D”, “E”, and “F”, and the entire history document data restoring unit 31 Pass to. All history document data restoration unit 3
1 obtains, from the change history management information passed from the change history management unit 4, the storage destinations of the history document data of all the versions in the specified range in the history document data storage unit 7, and from the history document data storage unit 7, The history document data of all the versions in the specified range, that is, “Good morning”,
"Good evening", "Good night"
t ”is read and passed to the all version display control unit 32.

The all-version display control unit 32 controls the display control unit 8 to display the history document data of all versions passed from the all-history document data restoration unit 31 side by side with the data in the specified range of the document data body. (Step S74).

The display control unit 8 controls the display unit 9 under the control of the all version display control unit 32 to arrange the history document data of all versions in the specified range along with the data of the specified range in the document data body. Is displayed (step S7).
5). As shown in FIG. 16, the display unit 9 displays the history document data of all the versions in the specified range along with the data in the specified range of the document data body.

As described above, according to the present embodiment, the change history management information at each predetermined point in time is managed as version change history management information for each specified range of document data, and all versions specifying the range of document data are managed. When there is a display request for the history document data, the version change history management information of all versions in the specified range is acquired based on the corresponding key embedded in the specified range of the document data,
Based on the acquired version change history management information, the history document data of all versions in the specified range is read out, and the history document data is displayed together with the document data displayed on the display means. Version history document data can be easily obtained, and the operability of change history management can be further improved.

Further, since the history document data is displayed on the display unit 9 in correspondence with the position of the specified range of the history document data, which history document data is displayed in the range of the document data. It is possible to easily recognize whether or not there is, change management can be further facilitated, and operability can be further improved.

FIGS. 17 to 20 are views showing a fifth embodiment of the document creation apparatus of the present invention.
This corresponds to claims 5 and 6.

FIG. 17 is a functional block diagram of a document creating apparatus 40 to which the fifth embodiment of the document creating apparatus according to the present invention is applied. The document creation device 40 according to the present embodiment is applied to a document creation device similar to the document creation device 30 according to the fourth embodiment, and will be described in the first embodiment. The same components as those of the document creation apparatus according to the fourth embodiment and the fourth embodiment are denoted by the same reference numerals,
A detailed description thereof will be omitted.

In FIG. 17, a document creation device 40 includes an input unit 2, an input control unit 3, a change history management unit 4, a document storage unit 5, a document storage unit 5 similar to the document creation device 1 of the first embodiment.
The history information storage unit 6, the history document data storage unit 7, the display control unit 8, the display unit 9, and the entire history document data restoration unit 31 and the entire history document data display similar to the document creation device 30 of the fourth embodiment. It includes a control unit 32 and the like, and a document history storage unit 41 and the like.

As the document history storage unit 41, for example, R
A rewritable memory such as an AM or a hard disk is used, and the document history storage unit 41 collectively stores change history management information of all versions of the entire document data body at a predetermined time.

The data structure of the change history management information stored in the document history storage unit 41 is the same as the data structure of the change history management information shown in FIG.

Then, the document creation device 40 of the present embodiment
The change history management unit 4 extracts change history management information of all versions of the entire document at a predetermined time from the history information storage unit 6 at predetermined time intervals, and collectively collects the document as shown in FIG. The history is stored in the history storage unit 41. Therefore, the history information storage unit 6 and the document history storage unit 41 function as a history information storage unit as a whole.

When the change history management unit 4 receives a request to display all versions of the history document data of the entire document at a certain point in time by the input unit 2, the document history storage unit 4 Is read out and passed to the all-history document data restoring unit 31, and the all-history document data restoring unit 31 retrieves each specified range from the history document data storage unit 7 based on the passed version of the change history management information. Each time, the history document data is read and passed to the entire history document data display control unit 32. Therefore, the change history management unit 4 and the entire history document data restoration unit 31 function as a change history management unit as a whole.

Then, the all history document data display control unit 32
Causes the display unit 9 to display the history document data of all versions in the specified range together with the data of the corresponding range of the currently displayed document data text via the display control unit 8. Therefore, the display control unit 8 and the entire history document data display control unit 32 function as a display control unit as a whole.

Next, the operation of this embodiment will be described. When the display of the document data of all versions of the entire document is requested, the document creation device 20 displays the document data of all versions together with the currently displayed document data of the text of the entire document data. It has that characteristic. Hereinafter, this history management processing will be described based on the flowcharts shown in FIGS.

As shown in FIG. 18, the document creation device 40 checks the input operation from the input unit 2 by the input control unit 3 and detects a key input (step S81). It is checked whether the instruction is a history document data display instruction (step S82). Change history management unit 4
If the key input is not an instruction to display all history document data, it is determined that the request is not an all history document data display request, and the process ends.

If the key input is an instruction to display all the history document data in step S82, the change history management unit 4 performs an all history document data display process (step S83).

This all-history document data display process is the same as that shown in FIG.
Is processed as shown in FIG. That is, the change history management unit 4
Enters the whole history document data display process, reads the change history management information of all versions of the entire document from the document history storage unit 41, and passes it to the history document data restoration unit 31 (step S91). The history document data restoring unit 31 acquires the storage destination of the history document of all versions of the entire document in the history document data storage unit 7 from the change history management information of all versions passed from the change history management unit 4, The history document data of all versions of the entire document is read out from the document data storage unit 7 and passed to the all history document data display control unit 32 (step S92). For example, in the case of FIG. 10, the history document data restoring unit 31 records the history document data of “Good morning.” For “Range 2”, Version 1 “Go
"good morning", Version 2 "Good e
"vening", Version 3 "Good night"
t ”for the“ range 3 ”
sion1 "7 am", Version2 "7 pm", Ver
The history document data of “midnight” of the mission 3 is acquired from the history document data storage unit 7 respectively.

The all-history document data display control unit 32 converts all versions of the history document data received from the all-history document data restoring unit 31 into each specified range of the document data body.
The display control unit 8 performs control to display the data of the document data body in the specified range and the history document data of all versions in the specified range side by side (step S93). In the display control of the display control unit 8 by the entire history document data display control unit 32, when the display range currently displayed on the display unit 9 includes the specified range of the history document data, Display control is performed so that the version history document data is displayed side by side with the data of the currently displayed document data body, and the display unit 9 is scrolled or the like.
When the content of the document data displayed in the document changes and another designated range is displayed, the document data is switched to the history document data of all the versions in the designated range included in the displayed document data, and Display control is performed to display the history document data of all versions in the specified range of the document data body along with the data of the currently displayed document data body.

Then, under the control of the all-history document data display control unit 32, the display control unit 8 causes the display unit 9 to display the data of the document data main body and the all-version history document data side by side as described above ( Step S94). At this time, as shown in FIG. 20, for the specified range included in the document data text currently displayed on the display unit 9, the document data text and the history document data of all versions of the specified range are displayed side by side. When the screen of the document data body displayed on the display unit 9 is switched by scrolling or the like, the designated range included in the switched document data body is similarly changed between the document data body and the designated range. Display all versions of history document data side by side.

As described above, according to the present embodiment, the change history management information for each predetermined time is managed as the version change history management information. The version change history management information is acquired, the history document data of all versions is read based on the acquired version change history management information, and displayed together with the document data displayed on the display means. Can be easily obtained, and the operability of change history management can be further improved.

Further, since the history document data is displayed on the display means in correspondence with the designated range position of the history document data, which history document data corresponds to which range of the document data. Can be easily recognized, the change history management can be further facilitated, and the operability can be further improved.

Although the invention made by the inventor has been specifically described based on the preferred embodiments, the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the gist of the invention. It goes without saying that it is possible.

[0111]

According to the document creating apparatus of the first aspect of the present invention, when a change range of document data is designated,
The document data of the designated range of the document data before the change is stored as history document data in the history document data storage means, and a predetermined corresponding key for associating the designated range position of the document data with the history document data of the history document data storage means is stored. Allotted and stored in the history information storage means as change history management information, and the allocated corresponding key is embedded in the specified range position of the document data, and the specified range position of the document data and the history document data storage are stored based on the corresponding key. Since the history document data of the means is managed and the document data and the history document data are displayed on the display means according to the input state and the management status, the history document data is associated with the corresponding key for each change range of the document data. Can be managed, and the change history of document data can be saved without changing the change history management information for each change. The management simple and it is possible to easily perform, you can control changes the document data with less change history management information and history document data. As a result, the operability of document change can be improved, and the management efficiency of document change can be improved.

According to the document creating apparatus of the second aspect, when there is a request for restoring document data with a designated range, the designated range is specified based on the corresponding key embedded in the designated range of the document data. Obtains the change history management information corresponding to, reads out the history document data based on the obtained change history management information, and reads the history document data within the specified range of the document data of the document data displayed on the display means. , The history document data in the range specified by the operator can be easily restored to the document data, simplifying the document change history management and improving the operability of document change history management. Can be done.

According to the document creating apparatus of the present invention, the change history management information for the entire document data at each predetermined time is collectively managed as version change history management information, and the document data at the predetermined time is managed. When the entire restoration request is received, the version change history management information at the specified time is acquired, the history document data at the specified time is read, and the read history document data is read out of the displayed document data. Since the document data at the position corresponding to the specified range of the document data is replaced and displayed, it is possible to easily restore the entire document at a predetermined point in time, and to further improve the operability of document change history management. Can be.

According to the document creating apparatus of the present invention, the change history management information at each predetermined time is managed as the version change history management information for each specified range of the document data, and the range of the document data is specified. When there is a display request for the history document data of all versions, based on the corresponding key embedded in the specified range of the document data, the version change history management information of all versions in the specified range is acquired, and the acquired The history document data of all versions in the specified range is read out based on the version change history management information, and the history document data is displayed together with the document data displayed on the display means, so that the history of all versions in the specified range of the document is displayed. Document data can be easily obtained, and the operability of change history management can be further improved.

According to the document creating apparatus of the present invention, the change history management information for each predetermined time is managed as the version change history management information, and when there is a display request for the history document data of all versions, all the change history management information is requested. The version change history management information of the version is acquired, the history document data of all versions is read out based on the acquired version change history management information, and displayed together with the document data displayed on the display means. History document data of all versions can be easily obtained, and the operability of change history management can be further improved.

According to the document creating apparatus of the present invention, since the history document data is displayed on the display means in correspondence with the designated range position of the history document data, any of the history document data is displayed. Can easily recognize which range of the document data is the history document data,
Change history management can be further facilitated, and operability can be further improved.

[Brief description of the drawings]

FIG. 1 is a block diagram of a document creation apparatus to which a first embodiment of a document creation apparatus according to the present invention is applied.

FIG. 2 is a diagram showing a data structure of a document storage unit, a history information storage unit, and a history document data storage unit of FIG.

FIG. 3 is a flowchart illustrating a history management process performed by the document creation apparatus of FIG. 1;

FIG. 4 is a flowchart showing a change history management process of FIG. 3;

FIG. 5 is a block diagram of a document creating apparatus to which a second embodiment of the document creating apparatus according to the present invention is applied.

FIG. 6 is a flowchart showing a history management process performed by the document creation device of FIG. 5;

FIG. 7 is a flowchart showing a change history restoration process in FIG. 6;

FIG. 8 is a block diagram of a document creating apparatus to which a third embodiment of the document creating apparatus according to the present invention is applied.

FIG. 9 is a view showing a data structure of a document history storage unit in FIG. 8;

FIG. 10 is a diagram showing a data structure of a document storage unit, a history information storage unit, and a history document data storage unit in FIG. 8;

FIG. 11 is a flowchart illustrating a history management process performed by the document creation device of FIG. 8;

FIG. 12 is a flowchart showing restoration processing of the entire document in FIG. 11;

FIG. 13 is a block diagram of a document creating apparatus to which a fourth embodiment of the document creating apparatus according to the present invention is applied.

FIG. 14 is a flowchart showing a history management process performed by the document creation device of FIG. 13;

FIG. 15 is a flowchart showing all version display processing of FIG. 14;

FIG. 16 is a view showing a display state of a display unit by the all version display process of FIG. 15;

FIG. 17 is a block diagram of a document creating apparatus to which a fifth embodiment of the document creating apparatus according to the present invention is applied.

FIG. 18 is a flowchart showing a history management process performed by the document creation device of FIG. 17;

FIG. 19 is a flowchart showing the entire history document data display processing of FIG. 18;

FIG. 20 is a diagram showing a display state of a display unit in the all history document data display processing of FIG. 19;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Document creation device 2 Input part 3 Input control part 4 Change history management part 5 Document storage part 6 History information storage part 7 History document data storage part 8 Display control part 9 Display part 10 Document creation device 11 History document restoration part 12 History document Data display control unit 20 Document creation device 21 Document history storage unit 30 Document creation device 31 All history document data restoration unit 32 All version display control unit 40 Document creation device 41 Document history storage unit

Claims (6)

[Claims] 1. A display means for displaying various information, at least an operation of inputting document data, an operation of inputting various changes necessary for changing the document data, and an input operation of inputting various control information necessary for managing the changed document data. And the like, document storage means for storing the document data, and the document data before the change of the range specified as the change range by the input means in the document data is stored as history document data. History document data storage means, history information storage means for storing change history management information necessary for managing the change history of the document data, and when the range is specified as a change range by the input means, The document data before the change of the designated range is stored in the history document data storage means as the history document data, and A predetermined corresponding key for associating the range position with the history document data of the history document data storage means is assigned, and the history information storage means is stored as the change history management information, and the assigned corresponding key is stored in the document data. A change history management unit embedded in the specified range position to manage the specified range position of the document data and the history document data in the history document data storage unit based on the corresponding key; and the document data and the history document. And a display control means for displaying data on the display means in accordance with an input state of the input means and a management status of the change history management means. 2. The apparatus according to claim 1, wherein the change history management means receives a document data restoration request specified by the input means.
The change history management information corresponding to the specified range is acquired from the history information storage unit based on the corresponding key embedded in the designated range of the document data, and based on the acquired change history management information. Reading out the history document data from the history document data storage means, and displaying the history document data read by the change history management means in the document data displayed on the display means, 2. The document creation device according to claim 1, wherein the document data is displayed by replacing the document data in a range. 3. The history information storage means collectively stores, as version change history management information, the change history management information for the entire document data at each predetermined point in time. Means for restoring the entire document data at a predetermined time from the means, acquires the version change history management information at the designated time from the history information storage means, and Reading the history document data at the designated point in time from the history document data storage means, and the display control means reads the history document data read out by the change history management means, of the document data displayed on the display means. The document data is displayed by replacing the document data at a position corresponding to the specified range position in the history document data. Motomeko 1 or document creation device according to claim 2, wherein. 4. The history information storage means stores, as version change history management information, the change history management information at each predetermined time for each of the designated ranges of the document data.
The change history management means, upon receiving a display request of the history document data of all versions specifying the range of the document data from the input means, based on the corresponding key embedded in the specified range of the document data. Acquiring the version change history management information of all versions of the specified range from the history information storage means, and obtaining all versions of the specified range from the history document data storage means based on the obtained version change history management information. Reading said history document data, and said display control means displays said history document data read by said change history management means together with said document data displayed on said display means. The document creation device according to any one of claims 1 to 3. 5. The history information storage means stores the change history management information of the document data at each predetermined time point as version change history management information, and the change history management means stores all versions of the document data from the input means. When there is a display request for the history document data, the version change history management information of all versions is acquired from the history information storage means, and all the version change history management information is acquired from the history document data storage means based on the acquired version change history management information. The version of the history document data is read, and the display control means displays the history document data read by the change history management means together with the document data displayed on the display means. The document creation device according to any one of claims 1 to 4. 6. The display control means for displaying the history document data on the display means in correspondence with the designated range position of the history document data of the document data being displayed on the display means. Claim 4 or Claim 5
Document creation device.