WO2015003493A1

WO2015003493A1 - Data recovery method and electronic device

Info

Publication number: WO2015003493A1
Application number: PCT/CN2014/071884
Authority: WO
Inventors: 韩智洵; 周洪凯; 司英豪
Original assignee: 华为技术有限公司
Priority date: 2013-07-08
Filing date: 2014-02-07
Publication date: 2015-01-15
Also published as: CN104281561A; CN104281561B

Abstract

The present invention relates to the communications field. Embodiments of the present invention provide a data recovery method and an electronic device. Whether first data is the same as second data is compared, and modification is marked on a preset flag by using a visible identifier, so that users can select by themselves a record needing to be restored, and user experience and data edition efficiency are improved. The method comprises: acquiring first data, and second data obtained after the first data is modified; comparing whether the first data is the same as the second data; if the first data is completely different from the second data, recording third data, the third data comprising modified data in the first data; and marking, on a preset flag, a visible identifier corresponding to the third data, so that if a recovery instruction entered according to the visible identifier by a user is received, the third data is recovered on the basis of current data according to the recovery instruction.

Description

Data recovery method and electronic device

This application claims priority to Chinese Patent Application No. 2013 10284336.0, entitled "A Method for Data Recovery and Electronic Devices", filed on July 8, 2013, the entire contents of which are incorporated by reference. In this application. Technical field

The present invention relates to the field of communications, and in particular, to a data recovery method and an electronic device.

Background technique

With the continuous advancement of technology, especially the rapid development of integrated circuit technology, mobile terminals already have powerful processing capabilities, and are changing from simple call tools to a comprehensive information processing platform to process texts, images, etc. on mobile terminals. Compared with the processing of data on traditional physical data, data has the characteristics of portability and timeliness. Therefore, processing data in mobile terminals is increasingly accepted by users. When users use various terminals to edit and modify information, they often have erroneous operations. When a user has an error, it is often desirable to be able to quickly undo the error and restore the data to the state it was in before the error occurred. If the data cannot be restored to the state before the error operation occurred, the user will need to re-enter. Especially when the input device is a mobile terminal, the efficiency of editing data is greatly affected due to the slow input speed of the mobile terminal.

In the prior art, each time the text is changed, the CPU (Central Processing Unit) automatically records a record. As shown in Figure 1, when an error occurs, the CPU passes the linear return in the order of the records. The method of retreating restores the error operation, that is, the error operation is linearly returned to the historical state 3, the historical state 2, and the historical state 1 in the order of the current state. However, in the process of realizing data recovery, the longer the data is changed, the more steps the user needs to operate. At the same time, when the user needs to recover the data of the first few steps, the linear regression method will not restore the intermediate user. Part of it has also been restored, which in turn affects the efficiency of editing data. Summary of the invention

An embodiment of the present invention provides a data recovery method and an electronic device, which can compare whether the first data and the second data are the same, and mark the change to the preset identifier by using the visual identifier, so that the user selects and needs to restore. The record improves the user experience and the efficiency of editing data.

In order to achieve the above, the embodiment of the present invention uses the following technical solution: In a first aspect, an embodiment of the present invention provides a data recovery method, where the method includes:

Acquiring the first data and the second data obtained after modifying the first data; comparing whether the first data and the second data are the same;

If the first data and the second data are not completely identical, the third data is recorded, wherein the third data includes the modified data of the first data;

Marking, by the visual identifier corresponding to the third data, a preset identifier, so that if a recovery instruction input by the user according to the visual identifier is received, the third data is restored according to the recovery instruction. data.

In a first possible implementation manner, according to the first aspect, if the first data and the second data are identical, the third data is not recorded.

In a second possible implementation manner, in combination with the first aspect or the first possible implementation manner, if the recovery instruction input by the user according to the visual identifier is not received, the third data is not restored on the current data.

In a third possible implementation manner, in combination with the first aspect or the first possible implementation manner or the second possible implementation manner, the visual identifier corresponding to the third data is marked to the preset identifier After the bit, the method further includes:

And if the query instruction input by the user according to the visual identifier is received, acquiring the third data indicated by the query instruction according to the query instruction;

And assigning, to the third data, a pixel point required to display the third data according to the third data and a resolution of the display screen, where the resolution indicates a number of pixels of the display screen, The number of pixels required to display the third data is not greater than the number of pixels of the display screen; The third data is displayed through the display screen.

In a fourth possible implementation, in combination with the first aspect or the first possible implementation manner to the third possible implementation manner, the displaying the third data by using the display screen further includes:

The time at which the third data is recorded is displayed through the display screen.

In a fifth possible implementation manner, in combination with the first aspect or the first possible implementation manner to the fourth possible implementation manner, the obtaining the second data obtained after modifying the first data includes:

The second data obtained after modifying the first data is acquired periodically or non-periodically.

In a sixth possible implementation manner, in combination with the first aspect or the first possible implementation manner to the fifth possible implementation manner, the preset identifier bit is specifically a navigation bar.

In a second aspect, an embodiment of the present invention further provides an electronic device, including: an obtaining module, configured to acquire first data and second data obtained by modifying the first data;

a comparison module, configured to compare whether the first data and the second data are the same; the recording module, configured to: if the first data and the second data are not identical, record the third data, where the third data The modified data including the first data;

An execution module, configured to mark the visual identifier corresponding to the third data to a preset identifier, so that if a recovery instruction input by the user according to the visual identifier is received, the current data is determined according to the recovery instruction. The third data is restored.

In a first possible implementation, according to the second aspect, the recording module is further configured to: if the first data and the second data are identical, the third data is not recorded.

In a second possible implementation manner, in combination with the second aspect or the first possible implementation manner, the execution module is further configured to: if the recovery instruction input by the user according to the visual identifier is not received, the current data is not in the current data. The third data is restored.

In a third possible implementation, combining the second aspect or the first possible implementation In the current mode or the second possible implementation, the electronic device further includes: the acquiring module, configured to: if the query instruction input by the user according to the visual identifier is received, obtain the Querying the third data indicated by the instruction;

a processing module, configured to allocate, according to the third data and a resolution of the display screen, a pixel point required to display the third data, where the resolution indicates a pixel of the display screen a number of pixels, the number of pixels required to display the third data is not greater than the number of pixels of the display screen;

a display module, configured to display the third data through the display screen.

In a fourth possible implementation, in combination with the second aspect or the first possible implementation manner to the third possible implementation manner, the display module is further configured to display, by using the display screen, the third The time of the data.

In a fifth possible implementation, in combination with the second aspect or the first possible implementation manner to the fourth possible implementation manner, the acquiring module is specifically configured to periodically or aperiodically acquire the modified The second data obtained after the first data.

In a sixth possible implementation, in combination with the second aspect or the first possible implementation manner to the fifth possible implementation manner, the preset identifier bit is specifically a navigation bar.

The data recovery method and the electronic device provided by the embodiment of the present invention compare whether the first data and the second data are the same by acquiring the first data and the second data obtained by modifying the first data, if the first data is If the second data is not completely the same, the third data is recorded, where the third data includes the modified data of the first data, and the visual identifier corresponding to the third data is marked on the preset identifier, so that if the receiving To the recovery instruction input by the user according to the visual identification, the third data is restored on the current data according to the recovery instruction. With this solution, since the electronic device can compare whether the first data and the second data are the same, if the first data and the second data are not completely identical, the third data is recorded, and the third data is marked to the preset by the visual identifier. The identification position allows the user to select the records that need to be restored, which improves the user experience and the efficiency of editing the data.

DRAWINGS In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.

Figure 1 shows the sequence relationship for recovering erroneous operations by means of linear back-off in the prior art;

2 is a schematic flowchart 1 of a method for data recovery according to an embodiment of the present invention; FIG. 3 is a schematic flowchart 2 of a method for data recovery according to an embodiment of the present invention; FIG. FIG. 5 is a schematic diagram of a process of a data recovery method according to an embodiment of the present invention; FIG. 6 is a schematic diagram of a process of a data recovery method according to an embodiment of the present invention; FIG. FIG. 8 is a schematic diagram of a process of the data recovery method provided by the embodiment of the present invention; FIG. 9 is a schematic structural diagram 1 of an electronic device according to an embodiment of the present invention;

FIG. 10 is a schematic structural diagram 2 of an electronic device according to an embodiment of the present invention;

FIG. 1 is a schematic structural diagram 1 of an electronic device according to an embodiment of the present invention; FIG. 12 is a schematic structural diagram 2 of an electronic device according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

An embodiment of the present invention provides a data recovery method. As shown in FIG. 2, the method includes:

S101. The second data obtained after the electronic device acquires the first data and modifies the first data.

With the continuous advancement of technology, especially the rapid development of integrated circuit technology, mobile The terminal already has powerful processing capabilities, and is changing from a simple call tool to an integrated information processing platform. Processing text, images and other data on the mobile terminal is more portable than processing data on traditional physical data. Timeliness and other characteristics, therefore, the processing of data in mobile terminals is increasingly accepted by the majority of users. However, when users use various terminals to edit and modify information, error operations often occur. When a user has an error, it is often desirable to be able to quickly undo the error and restore the data to the state it was in before the error occurred. If the data cannot be restored to the state it was in before the error occurred, the user will need to re-enter. Especially when the input device is a mobile terminal, since the input speed of the mobile terminal is slow, the efficiency of editing data is greatly affected.

A data recovery method is provided by the embodiment of the present invention. When a user uses one data for editing, the electronic device first acquires the first data and the second data obtained after modifying the first data.

5102. The electronic device compares whether the first data and the second data are the same.

5103. If the first data and the second data are not completely the same, the electronic device records the third data.

The third data includes the modified data of the first data.

After acquiring the first data and the second data obtained after modifying the first data, the electronic device needs to compare whether the first data and the second data are the same. If the first data and the second data are not completely the same, the third data is recorded. .

It should be noted that, after acquiring the first data and the second data obtained after modifying the first data, the electronic device compares whether the first data and the second data are the same, and if the first data and the second data are not identical, After the electronic device acquires the first data, and before acquiring the second data, the user edits and uses the first data. The electronic device records the modified data of the first data, that is, the third data.

5104. The electronic device marks the visual identifier corresponding to the third data to the preset identification bit, so that if the recovery instruction input by the user according to the visual identifier is received, the electronic device restores the third data on the current data according to the recovery instruction.

After the third data is recorded, the electronic device marks the visual identifier corresponding to the third data to the preset identifier, where the preset identifier is specifically a navigation bar. Pass By using the visual identifier to mark the third data on the navigation bar, the user can quickly locate the location of the third data and view the content of the third data, so that the user operates on the data that needs to be restored.

It should be noted that, in a data recovery method provided by the embodiment of the present invention, the identifier bit may be a navigation bar, and the flag bit may also be another location capable of marking the third data, so that the user can quickly locate the third data. Navigation marks, the invention is not limited.

After the electronic device marks the third data to the preset identification bit by using the visual identifier, if the user needs to modify the input data, the user inputs a recovery instruction. At this time, the electronic device receives the recovery instruction input by the user according to the visual identification, and the electronic device restores the third data on the current data according to the recovery instruction.

Specifically, how the electronic device recovers the third data on the current data according to the recovery instruction will be fully described in the following embodiments, and details are not described herein again.

A method for data recovery provided by the embodiment of the present invention is to compare whether the first data and the second data are the same by acquiring the first data and the second data obtained by modifying the first data, if the first data and the second data are If the data is not identical, the third data is recorded, where the third data includes the modified data of the first data, and the visual identifier corresponding to the third data is marked on the preset identifier, so that if the user is received according to the Visually identifying the input recovery command, then restoring the third data on the current data according to the recovery instruction. With this solution, since the electronic device can compare whether the first data and the second data are the same, if the first data and the second data are not completely identical, the third data is recorded, and the third data is marked to the preset by the visual identifier. The identification position allows the user to select the records that need to be restored, which improves the user experience and the efficiency of editing the data.

An embodiment of the present invention provides a data recovery method. As shown in FIG. 3, the method includes:

S201. The second data obtained after the electronic device acquires the first data and modifies the first data.

A data recovery method provided by an embodiment of the present invention, when a user uses one data for editing, first, after the electronic device acquires the first data and modifies the first data, Second data.

It should be noted that, in the data recovery method provided by the embodiment of the present invention, after the electronic device obtains the first data, the second data is periodically or non-periodically obtained according to the user policy.

5202. The electronic device compares whether the first data and the second data are the same.

5203. If the first data and the second data are not completely the same, the electronic device records the third data.

The third data includes the modified data of the first data.

It should be added that after the electronic device acquires the second data and compares the first data with the second data, according to the user policy, the electronic device can acquire new data periodically or non-periodically, and at this time, the electronic device acquires The data is compared with the data obtained in the previous time. If the two data are not identical, it means that between the two data acquisitions by the electronic device, the data is edited and modified by the user, and the electronic device records the modified data.

5204. The electronic device marks the visual identifier corresponding to the third data to the preset identifier.

The electronic device compares the first data with the second data obtained after modifying the first data. If the first data and the second data are not identical, the third data is marked to the preset identifier by using the visual identifier.

It should be noted that the third data is marked on the preset identifier by using a visual identifier, where the identifier is specifically a navigation bar. By using a visual identity on the navigation bar By marking the third data, the user can quickly locate the location of the third data and view the content of the third data, so that the user operates on the data that needs to be restored, wherein the visual identifier can be a color or a symbol.

5205. If the first data is identical to the second data, the electronic device does not record the third data.

After obtaining the first data and the second data obtained after modifying the first data, the electronic device compares whether the first data and the second data are the same. If the first data and the second data are identical, the electronic device records After a data, and before the second data is recorded, the user does not edit or modify the data, or the user edits the data, but the data does not change, the electronic device does not record the third data.

It is to be noted that the electronic device obtains the second data obtained after modifying the first data, and compares whether the first data and the second data are the same, and periodically or non-periodically acquires data according to the user policy. The data obtained by the electronic device is compared with the data obtained in the previous time. If the two data are identical, the user does not edit or modify the data between the two data acquisitions by the electronic device, or the user The data has been edited and modified, but the data has not changed, and the data that has not been modified needs to be recorded by the electronic device.

S206. The electronic device obtains the third data indicated by the query instruction according to the query instruction, if the query instruction input by the user according to the visual identifier is received.

After the electronic device marks the third data to the identification bit using the visual identification, if the user needs to view the marked third data, the query instruction is input according to the visual identification. If the electronic device receives the query instruction input by the user according to the visual identifier, the third data indicated by the query instruction is obtained according to the query instruction.

5207. The electronic device is the third number according to the third data and the resolution of the display screen. The pixel points required to display the third data are allocated, wherein the resolution indicates the number of pixels of the display screen, and the number of pixels required to display the third data is not greater than the number of pixels of the display screen.

Different displays have different resolutions, and resolution refers to the precision of the screen image, that is, the number of pixels that the display can display. Since the dots, lines and faces on the screen of the display are all composed of pixels, the more pixels the display can display, the finer the picture, and the more information that can be displayed in the same screen area, so the resolution is very important. One of the performance indicators. With the electronic device, the resolution of the current display can be obtained.

It can be understood that the whole image is imagined as a large chessboard, and the resolution is the number of intersections of all warp and weft lines. For example, a display with a resolution of 1 024 x 960 indicates a horizontal line on the display. It contains 1,024 pixels, and there are 960 horizontal lines, that is, the display has an upstream number of 1,024 lines, the 歹J number is 960歹J, and the resolution is 640 x 480. It represents a horizontal line on the display. 640 pixels, there are 480 horizontal lines, that is, the display has 640 lines and the number of columns is 480 columns.

It should be added that because different users use different resolutions of the display screen, it is necessary for the electronic device to probe the current usage environment so that all data can adapt to the resolution of the current display.

Then, after the electronic device acquires the third data, the electronic device allocates, according to the third data and the resolution of the display screen, the pixel points required for displaying the data, wherein the resolution indicates the pixel of the display screen. The number of pixels required to display data is not greater than the number of pixels of the display. In order to be able to view the third data in full screen, the electronic device needs to allocate the pixels required for the information of all the third data, for example, the current display has 1 000 pixels, and the third data has 10 bytes. Then, the electronic device can allocate less than or equal to 100 pixels for each byte according to a preset rule set by the user, that is, display one data by less than or equal to 100 pixels, and then display a third under one display screen. data.

S208. The electronic device displays the third data through the display screen.

If the electronic device receives the query instruction input by the user, the electronic device acquires according to the query instruction. The third data indicated by the instruction instruction, and the third data is displayed on the display screen after the pixel required to display the third data is allocated to the third data according to the third data and the resolution of the display screen.

It should be noted that, when the third data is displayed on the display screen provided by the embodiment of the present invention, according to the established user policy, the time for recording the third data may be simultaneously displayed, so that the user can more easily select the third data that needs to be restored. Improve the user experience.

5209. If receiving a recovery instruction input by the user according to the visual identifier, the electronic device restores the third data on the current data according to the recovery instruction.

The electronic device allocates, according to the third data and the resolution of the display screen, the pixel points required for displaying the third data for the third data, and after displaying the third data through the display screen, if the user needs to recover the data, the user according to the visualization Identify the input recovery command. If the recovery instruction input by the user according to the visual identification is received, the electronic device restores the third data on the current data according to the restoration instruction.

5210. If the recovery instruction input by the user according to the visual identifier is not received, the electronic device does not restore the third data on the current data.

The electronic device allocates, according to the third data and the resolution of the display screen, the pixel points required for displaying the third data for the third data, and after displaying the third data through the display screen, if the user does not need to recover the data, the user does not Enter the recovery instruction based on the visual ID. If the recovery instruction input by the user according to the visual identification is not received, the electronic device does not restore the third data on the current data.

Exemplarily, if the user edits a text on the electronic device, the electronic device acquires the original state of the text as the first data, as shown in FIG. 4, and then the user edits the text, and the electronic device sets the period for acquiring the data to be 10 Second, after 10 seconds of acquiring the first data, the electronic device acquires the second data obtained after modifying the first data, as shown in FIG. 4 . Whether the electronic device compares the first data with the second data, and the electronic device knows that the first data is identical to the second data, and does not record any data; after that, the electronic device periodically acquires data according to the user policy, and obtains the second After 10 seconds of data, the electronic device acquires new data, as shown in FIG. 5, and compares the data with the second data, and compares the new data and the second data acquired by the electronic device, and the electronic device learns to obtain the data. The new data is not exactly the same as the second data, and the third data is recorded (as indicated by the arrow in FIG. 5), wherein the third data includes the modified data of the second data, and the third record is recorded. The time of the data, and then, the electronic device marks the visual identifier corresponding to the third data to a preset identification bit (such as the black mark below FIG. 5); after that, the electronic device periodically compares the data, records the modified data, and The time of the modified data is recorded, and the modified data is marked with a visual identifier to the preset identification bit. As shown in FIG. 6, two modified data are marked on the preset mark bit.

When the user wants to restore the data, first view the data that needs to be restored. As shown in FIG. 7, if the electronic device receives the query instruction input by the user according to the visual identifier, the third data indicated by the query instruction is obtained according to the query instruction, and according to The third data and the resolution of the display screen allocate the pixel points required for displaying the third data for the third data, wherein the resolution indicates the number of pixels of the display screen, and the number of pixels required to display the third data The number is not greater than the number of pixels of the display, and the third data is displayed through the display. When the user finds that the third data does not need to be restored, the recovery instruction is not input according to the visual identifier, and the electronic device does not restore the third data on the current data, and the data is still as shown in FIG. 6; when the user finds that the third data needs to be restored. , the input recovery command is input according to the visual identifier, and the electronic device restores the third data on the current data, and the data is restored as shown in FIG. 8 .

It should be added that if the electronic device is a touch electronic device, the input query command may specifically be a preset identifier bit on the touch navigation bar (as indicated by the arrow in FIG. 7 ), so that the electronic device can display Querying the third data indicated by the instruction; when the user inputs the recovery instruction according to the visual identifier, the preset identifier bit on the touch navigation bar may be changed from the preset identification bit on the touch navigation bar to make the electronic device Receiving the recovery instruction input by the user according to the visual identifier, recovering the third data on the current data according to the recovery instruction.

A method for data recovery provided by the embodiment of the present invention is to compare whether the first data and the second data are the same by acquiring the first data and the second data obtained by modifying the first data, if the first data and the second data are Not identical, the third data is recorded, wherein the third data includes the modified data of the first data, and the third data pair The visual identification mark should be marked to the preset identification bit, so that if the recovery instruction input by the user according to the visual identification is received, the third data is restored on the current data according to the recovery instruction. With this solution, since the electronic device can compare whether the first data and the second data are the same, if the first data and the second data are not completely identical, the third data is recorded, and the third data is marked to the preset by the visual identifier. The identification position allows the user to select the records that need to be restored, which improves the user experience and the efficiency of editing the data.

An embodiment of the present invention further provides an electronic device 1 . As shown in FIG. 9 , the electronic device 1 includes:

The obtaining module 10 is configured to obtain the first data and the second data obtained by modifying the first data.

The comparison module 1 1 is configured to compare whether the first data and the second data are the same.

The recording module 12 is configured to record third data if the first data and the second data are not completely identical, wherein the third data includes the modified data of the first data.

The execution module 13 is configured to mark the visual identifier corresponding to the third data to the preset identifier bit, so that if the recovery instruction input by the user according to the visual identifier is received, the third data is restored on the current data according to the resume instruction.

Further, the recording module 12 is further configured to not record the third data if the first data and the second data are completely the same.

Further, the executing module 13 is further configured to: if the recovery instruction input by the user according to the visual identifier is not received, the third data is not restored on the current data.

Further, as shown in FIG. 10, the electronic device 1 further includes:

The obtaining module 10 is further configured to: if the query instruction input by the user according to the visual identifier is received, obtain the third data indicated by the query instruction according to the query instruction.

The processing module 14 is configured to allocate, according to the third data and the resolution of the display screen, a pixel point required for displaying the third data for the third data, where the resolution indicates the number of pixels of the display screen, and the third data is displayed. The number of pixels required is not greater than the number of pixels of the display.

The display module 15 is configured to display the third data through the display screen.

Further, the display module 15 is further configured to display the third data by using a display screen. time.

Further, the obtaining module 10 is specifically configured to periodically or non-periodically acquire the second data obtained after modifying the first data.

Further, the preset identifier is specifically a navigation bar.

An electronic device according to an embodiment of the present invention includes an obtaining module, configured to acquire first data and second data obtained by modifying the first data, and a comparison module is configured to compare whether the first data and the second data are the same, and record a module, configured to record third data if the first data and the second data are not identical, wherein the third data includes modified data of the first data, and an execution module, configured to correspond to the third data The visual identification mark is marked on the preset identification bit, so that if the recovery instruction input by the user according to the visual identification is received, the third data is restored on the current data according to the recovery instruction. With this solution, since the electronic device can compare whether the first data and the second data are the same, if the first data and the second data are not completely identical, the third data is recorded, and the third data is marked to the preset by the visual identifier. The identification position allows the user to select the records that need to be restored, which improves the user experience and the efficiency of editing the data.

The embodiment of the present invention further provides an electronic device 2, as shown in FIG. 11, the electronic device 2 includes:

The receiver 20 is configured to acquire the first data and the second data obtained after modifying the first data.

The processor 21 is configured to compare whether the first data and the second data are the same.

The memory 22 is configured to record the third data if the first data and the second data are not completely identical, wherein the third data includes the modified data of the first data.

The processor 21 is further configured to mark the visual identifier corresponding to the third data to the preset identifier, so that if the recovery instruction input by the user according to the visual identifier is received, the third data is restored on the current data according to the resume instruction. .

Further, the memory 22 is further configured to not record the third data if the first data and the second data are identical.

Further, the processor 21 is further configured to: if the recovery instruction input by the user according to the visual identifier is not received, the third data is not restored on the current data. Further, as shown in FIG. 12, the electronic device 2 further includes:

The receiver 20 is further configured to: if the query instruction input by the user according to the visual identifier is received, obtain the third data indicated by the query instruction according to the query instruction.

The processor 21 is configured to allocate, according to the third data and the resolution of the display screen, a pixel point required to display the third data for the third data, where the resolution indicates the number of pixels of the display screen, and the third data is displayed. The number of pixels required is not greater than the number of pixels of the display.

The display 23 is configured to display the third data through the display screen.

Further, the display 23 is further configured to display a time for recording the third data through the display screen.

Further, the receiver 20 is specifically configured to periodically or aperiodically acquire the second data obtained after modifying the first data.

Further, the preset identifier is specifically a navigation bar.

An electronic device according to an embodiment of the present invention includes a receiver, configured to acquire first data and second data obtained by modifying the first data, and a processor, configured to compare whether the first data and the second data are the same, the memory And, if the first data and the second data are not completely the same, recording the third data, where the third data includes the modified data of the first data, and the processor, and is further configured to correspond to the third data The visual identification mark is marked on the preset identification bit, so that if the recovery instruction input by the user according to the visual identification is received, the third data is restored on the current data according to the recovery instruction. With this solution, since the electronic device can compare whether the first data and the second data are the same, if the first data and the second data are not completely identical, the third data is recorded, and the third data is marked to the preset by the visual identifier. The identification position allows the user to select the records that need to be restored, which improves the user experience and the efficiency of editing the data.

A person skilled in the art can understand that all or part of the steps of implementing the above method embodiments may be completed by using hardware related to program instructions, and the foregoing program may be stored in a computer readable storage medium, and the program is executed when executed. The foregoing steps include the steps of the foregoing method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk. The above is only the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention. It should be covered by the scope of the present invention. Therefore, the scope of the invention should be determined by the scope of the appended claims.

Claims

claims

1. A data recovery method, characterized by including:

Obtain the first data and the second data obtained after modifying the first data;

Compare whether the first data and the second data are the same;

If the first data and the second data are not exactly the same, record third data, wherein the third data includes modified data of the first data;

Mark the visual identification corresponding to the third data on the preset identification position, so that if a restoration instruction input by the user according to the visual identification is received, the third data is restored on the current data according to the restoration instruction. data.

2. The data recovery method according to claim 1, wherein if the first data and the second data are exactly the same, the third data is not recorded.

3. The method of data recovery according to claim 1, characterized in that, if the recovery instruction input by the user according to the visual identification is not received, the third data will not be recovered on the current data.

4. The data recovery method according to any one of claims 1 to 3, characterized in that, after marking the visual identification corresponding to the third data on the preset identification position, the method Also includes:

If a query instruction input by the user according to the visual identification is received, the third data indicated by the query instruction is obtained according to the query instruction;

According to the third data and the resolution of the display screen, the pixel points required to display the third data are allocated to the third data, where the resolution indicates the number of pixel points of the display screen, The number of pixels required to display the third data is not greater than the number of pixels of the display screen;

The third data is displayed through the display screen.

5. The data recovery method according to claim 4, characterized in that: displaying the third data through the display screen, further comprising:

The time when the third data is recorded is displayed through the display screen.

6. The method of data recovery according to claim 1, characterized in that said obtaining the second data obtained by modifying the first data specifically includes: The second data obtained after modifying the first data is acquired periodically or aperiodically.

7. The data recovery method according to claim 1, characterized in that the preset identification bit is specifically a navigation bar.

8. An electronic device, characterized by including:

An acquisition module is used to acquire the first data and the second data obtained after modifying the first data;

A comparison module, used to compare whether the first data and the second data are the same; a recording module, used to record the third data if the first data and the second data are not exactly the same, wherein, the third data Modified data including the first data; an execution module for marking the visual identification corresponding to the third data on the preset identification position, so that if the user input according to the visual identification is received, the restoration instruction, the third data is restored on the current data according to the restoration instruction.

9. The electronic device according to claim 8, wherein the recording module is further configured to not record the third data if the first data and the second data are exactly the same.

10. The electronic device according to claim 8, wherein the execution module is further configured to not restore the third data on the current data if a restoration instruction input by the user according to the visual identification is not received. .

11. The electronic device according to any one of claims 8-10, further comprising:

The acquisition module is also configured to obtain the third data indicated by the query instruction according to the query instruction if a query instruction input by the user according to the visual identification is received;

A processing module configured to allocate pixels required for displaying the third data to the third data according to the third data and the resolution of the display screen, wherein the resolution indicates the pixels of the display screen. The number of dots, the number of pixel dots required to display the third data is not greater than the number of pixel dots of the display screen;

12. The electronic device according to claim 11, wherein the display Module, also configured to display the time of recording the third data through the display screen.

13. The electronic device according to claim 8, characterized in that the acquisition module is specifically configured to periodically or aperiodicly acquire the second data obtained by modifying the first data.

14. The electronic device according to claim 8, wherein the preset identification position is a navigation bar.