CN103577124A - Method and device for prompting read-write state of external storage equipment - Google Patents
Method and device for prompting read-write state of external storage equipment Download PDFInfo
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- CN103577124A CN103577124A CN201310576222.3A CN201310576222A CN103577124A CN 103577124 A CN103577124 A CN 103577124A CN 201310576222 A CN201310576222 A CN 201310576222A CN 103577124 A CN103577124 A CN 103577124A
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Abstract
The invention discloses a method and device for prompting the read-write state of external storage equipment. The method for prompting the read-write state of the external storage equipment comprises the steps that when an upper-layer application and the external storage equipment conduct read-write access operation, a display notification event transmitted by a system is received, wherein when the upper-layer application and the external storage equipment conduct read-write access operation, the system registers the notification event for the upper-layer application; read-write identifiers of the external storage equipment are displayed according to the display notification event. Through the method, the read-write state of the external storage equipment can be identified so that a user can use the external storage equipment safely, and therefore the service life of the external storage equipment is prolonged.
Description
Technical field
The present invention relates to a kind of method and apparatus of pointing out external storage equipment read-write state.
Background technology
Along with scientific and technical development, the storage capacity of electronic equipment is increasing, and electronic equipment is supported built-in or plug-type external storage equipment, such as safe digital card (SD card).
But no matter be built-in or plug-in type external storage equipment, when carrying out reading and writing data, indication or sign that all neither one prompting being is is being read and write, this causes user to be difficult to the current state of judgement external storage equipment, therefore may cause data not read and write just pulls out or unloading external connection memory device, easily cause loss of data, and the probability that external storage equipment damages also increases.
Summary of the invention
The technical matters that the application mainly solves is when upper layer application and external storage equipment carry out read and write access operation, how can use external storage equipment safely, guarantees that data do not lose and improve the serviceable life of external storage equipment.
In view of this, the application's embodiment provides a kind of method and apparatus of pointing out external storage equipment read-write state, can identify the read-write state of external storage equipment, thereby makes user use external storage equipment safely, improves the serviceable life of external storage equipment.
First aspect, a kind of method of pointing out external storage equipment read-write state is provided, comprise: when upper layer application and external storage equipment carry out read and write access operation, described upper layer application receives by the next display notification event of system forwards, wherein, when described upper layer application and external storage equipment carry out read and write access operation, system has been described upper layer application registration notification event; The read-write sign that shows described external storage equipment according to described display notification event.
In conjunction with first aspect, in the possible implementation of the first of first aspect: describedly show that according to described display notification event the step of the read-write sign of described external storage equipment comprises: according to described display notification event, draw the read-write sign of described external storage equipment; The read-write sign that shows described external storage equipment.
In conjunction with the possible implementation of the first of first aspect, in the possible implementation of the second of first aspect: the read-write of described external storage equipment is designated the icon of external storage equipment and is equipped with flashes bright spot.
In conjunction with first aspect, in the third possible implementation of first aspect: when upper layer application and described external storage equipment complete read and write access operation, described upper layer application receives by the next hiding notification event of system forwards; According to described hiding notification event, hide the read-write sign of described external storage equipment.
In conjunction with the first of first aspect or first aspect to the third any possible implementation, in the 4th kind of possible implementation of first aspect: described external storage equipment is safe digital card.
Second aspect, a kind of method of pointing out external storage equipment read-write state is provided, comprise: when upper layer application and external storage equipment carry out read and write access operation, system receives display notification event, wherein, when described upper layer application and external storage equipment carry out read and write access operation, described system has been described upper layer application registration notification event; Described system is given described upper layer application by described display notification event forwarding, so that described upper layer application shows the read-write sign of described external storage equipment.
In conjunction with second aspect, in the possible implementation of the first of second aspect: when described upper layer application and external storage equipment complete read and write access operation, system receives hides notification event; System sends to described upper layer application by described hiding notification event, so that described upper layer application is hidden the read-write sign of described external storage equipment.
The third aspect, a kind of electronic equipment is provided, comprise receiver module and display module, wherein, described receiver module, while operating for carrying out read and write access at the upper layer application of described electronic equipment and external storage equipment, receive display notification event, and export to described display module, wherein, when the upper layer application of described electronic equipment and external storage equipment carry out read and write access operation, system has been described upper layer application registration notification event; Described display module for according to described display notification event, shows the read-write sign of described external storage equipment in described upper layer application.
In conjunction with the third aspect, in the possible implementation of the first of the third aspect: described receiver module, when completing read and write access operation at described upper layer application and described external storage equipment, receive hiding notification event, and described hiding notification event is exported to described display module; Described display module, for according to described hiding notification event, hides the read-write sign of described external storage equipment.
Fourth aspect, a kind of electronic equipment is provided, comprise receiver module and forwarding module, wherein: described receiver module, while carrying out read and write access operation for the upper layer application at electronic equipment and external storage equipment, receives by electronic apparatus system and forward the display notification event come, and described display notification event is exported to described forwarding module, wherein, when the upper layer application of described electronic equipment and external storage equipment carry out read and write access operation, system has been described electronic equipment registration notification event; Described forwarding module, for described display notification event forwarding being given to the upper layer application of described electronic equipment, so that described upper layer application shows the read-write sign of described external storage equipment according to described display notification event.
In conjunction with fourth aspect, in the possible implementation of the first of fourth aspect: described receiver module, while operating for completing read and write access at the upper layer application of electronic equipment and external storage equipment, reception forwards next hiding notification event by electronic apparatus system, and described hiding notification event is exported to described forwarding module; Described forwarding module, for described hiding notification event being transmitted to the upper layer application of described electronic equipment, so that described upper layer application is hidden the read-write sign of described external storage equipment according to described hiding notification event.
In conjunction with fourth aspect, in the possible implementation of the second of fourth aspect: the read-write of described external storage equipment is designated the icon of external storage equipment and is equipped with flashes bright spot.
In conjunction with the first or the possible implementation of the second of fourth aspect or fourth aspect, in the third possible implementation of fourth aspect: described external storage equipment is safe digital card.
The application's beneficial effect is: the situation that is different from prior art, the application is upper layer application registration notification event by system, thereby can be when upper layer application and external storage equipment carry out read and write access operation, receive display notification event and show the read-write sign of external storage equipment.By such mode, user can learn the read-write state that external storage equipment is current, thereby guaranteeing to pull out again external storage equipment after external storage equipment completes read and write access operation, avoid loss of data, and can reduce the probability that external storage equipment damages, extend the serviceable life of external storage equipment.
Accompanying drawing explanation
Fig. 1 is the process flow diagram that the application points out an embodiment of method of external storage equipment read-write state;
Fig. 2 is the process flow diagram that the application points out another embodiment of method of external storage equipment read-write state;
Fig. 3 is the process flow diagram that the application points out another embodiment of external storage equipment read-write state;
Fig. 4 is that the application points out external storage equipment read-write state to also have the process flow diagram of an embodiment;
Fig. 5 is the mutual schematic diagram of an embodiment of method of the application's prompting mobile telephone set SD card read-write state;
Fig. 6 is the structural representation of an embodiment of the application's electronic equipment;
Fig. 7 is the structural representation of another embodiment of the application's electronic equipment;
Fig. 8 is the structural representation of another embodiment of the application's electronic equipment.
Embodiment
The application is intended to solve when upper layer application and external storage equipment carry out read and write access and operate, how to allow user know the read-write state that external storage equipment is current, thereby can use external storage equipment safely, guarantee that data do not lose and improve the serviceable life of external storage equipment.
In view of this, the application's embodiment provides a kind of method and apparatus of pointing out external storage equipment read-write state, can identify the read-write state of external storage equipment, thereby makes user use external storage equipment safely, improves the serviceable life of external storage equipment.
Below in conjunction with accompanying drawing, the application's embodiment is described in detail, still, should be appreciated that this is the application's embodiment, not in order to limit the claimed scope of the application.
Wherein, in the application's embodiment, external storage equipment refers to the built-in and external memory device on electronic equipment, includes but not limited to the built-in safe digital card (SD card) of mobile phone, flat-panel devices, external SD card apparatus, OTG memory device.
Refer to Fig. 1, Fig. 1 is the process flow diagram that the application points out an embodiment of method of external storage equipment read-write state, and present embodiment is that the angle with upper layer application is described, and the method for the prompting external storage equipment read-write state of present embodiment comprises:
Step S101: when upper layer application and external storage equipment carry out read and write access operation, upper layer application receives by the next display notification event of system forwards;
Wherein, when upper layer application and external storage equipment carry out read and write access operation, system has been upper layer application registration notification event.Wherein, system is the registration notification event request according to upper layer application, for upper layer application registration notification event.Wherein, system is that the method for upper layer application registration notification event includes but not limited to: the API(Application Programming Interface providing according to system, application programming interface) registration memory device read-write state notification event; Increase a special-purpose device node file, for preserving memory device read-write state notification event.
Upper layer application and external storage equipment carry out file read-write, and at this moment, external storage equipment triggers display notification event, and system is sent display notification event by its message distribution center to upper layer application, and upper layer application receives display notification event.Certainly, also can not pass through system forwards, external storage equipment triggers display notification event, directly by sending to upper layer application with the communication interface of upper layer application.Here registration notification event is equivalent to set up an agreement between upper layer application and system, and according to this agreement, upper layer application can respond from the notification event of system and carry out with notification event and operate accordingly.
Step S102: the read-write sign that shows external storage equipment according to display notification event;
Upper layer application, according to display notification event, draws the read-write sign of external storage equipment, shows the read-write sign of this external storage equipment on the screen of electronic equipment.Such as when electronic equipment is mobile phone, can show in the region, signal hurdle of mobile phone the read-write sign of external storage equipment.Wherein, the read-write of external storage equipment sign can be equipped with for the icon of external storage equipment and flash bright spot.
By above-mentioned embodiment, the application points out the method for external storage equipment read-write state, by system, it is upper layer application registration notification event, thereby can be when upper layer application and external storage equipment carry out read and write access operation, receive display notification event and show the read-write sign of external storage equipment.By such mode, user can learn the read-write state that external storage equipment is current, thereby guaranteeing to pull out again external storage equipment after external storage equipment completes read and write access operation, avoid loss of data, and can reduce the probability that external storage equipment damages, extend the serviceable life of external storage equipment.
Refer to Fig. 2, Fig. 2 is the process flow diagram that the application points out another embodiment of method of external storage equipment read-write state, present embodiment is to be described from the angle of the upper layer application of electronic equipment, and the method for the prompting external storage equipment read-write state of present embodiment comprises:
Step S201: when upper layer application and external storage equipment carry out read and write access operation, upper layer application receives by the next display notification event of system forwards;
Wherein, when upper layer application and external storage equipment carry out read and write access operation, system has been upper layer application registration notification event.System, according to the registration notification event request of upper layer application, is upper layer application registration notification event.Wherein, system is that the method for upper layer application registration notification event includes but not limited to: the api interface registration memory device read-write state notification event providing according to system; Increase a special-purpose device node file, for preserving memory device read-write state notification event.
Upper layer application and external storage equipment carry out file read-write, and at this moment, external storage equipment triggers display notification event, by system, to upper layer application, sends display notification event, and upper layer application receives display notification event.
Step S202: the read-write state that shows external storage equipment according to display notification event;
Upper layer application, according to display notification event, draws the read-write sign of external storage equipment, shows the read-write sign of this external storage equipment on the screen of electronic equipment.Such as if electronic equipment is mobile phone, can show in the region, signal hurdle of mobile phone the read-write sign of external storage equipment.Wherein, the read-write of external storage equipment sign can be equipped with for the icon of external storage equipment and flash bright spot.
Step S203: when upper layer application and external storage equipment complete read and write access operation, upper layer application receives by the next hiding notification event of system forwards;
When upper layer application and external storage equipment complete read and write access operation, do not need to continue the read-write state of indication external storage equipment, external storage equipment triggers hides notification event, by system, to upper layer application, sends hiding notification event.Upper layer application receives hides notification event.
Step S204: according to hiding notification event, hide the read-write sign of external storage equipment;
Upper layer application, according to hiding notification event, is hidden the read-write sign of external storage equipment.
Refer to Fig. 3, Fig. 3 is the process flow diagram that the application points out another embodiment of method of external storage equipment read-write state, present embodiment is that the angle with the system of electronic equipment is described, and the method for present embodiment prompting external storage equipment read-write state comprises:
Step S301: when upper layer application and external storage equipment carry out read and write access operation, system receives display notification event;
Wherein, before upper layer application and external storage equipment carry out read and write access operation, system, according to the registration notification event request of upper layer application, is upper layer application registration notification event.Wherein, system is that the method for upper layer application registration notification event includes but not limited to: the api interface registration memory device read-write state notification event providing according to system; Increase a special-purpose device node file, for preserving memory device read-write state notification event.
When upper layer application and external storage equipment carry out read and write access operation, such as carrying out file read-write, external storage equipment triggers display notification event, and system receives display notification event.
Step S302: system to upper layer application, identifies display notification event forwarding so that upper layer application shows the read-write of external storage equipment;
System to upper layer application, so that upper layer application according to display notification event, draws the read-write sign for pointing out external storage equipment reading and writing, and shows the read-write sign of external storage equipment by display notification event forwarding on screen.
Refer to Fig. 4, Fig. 4 is that the application points out the method for external storage equipment read-write state to also have the process flow diagram of an embodiment, present embodiment is that the angle with the system of electronic equipment is described, and the method for the prompting external storage equipment read-write state of present embodiment comprises:
Step S401: when upper layer application and external storage equipment carry out read and write access operation, system receives display notification event;
Wherein, before upper layer application and external storage equipment carry out read and write access operation, system, according to the registration notification event request of upper layer application, is upper layer application registration notification event.Wherein, system is that the method for upper layer application registration notification event includes but not limited to: the api interface registration memory device read-write state notification event providing according to system; Increase a special-purpose device node file, for preserving memory device read-write state notification event.
When upper layer application and external storage equipment carry out read and write access operation, such as carrying out file read-write, external storage equipment triggers display notification event, and system receives display notification event.
Step S402: system to upper layer application, identifies display notification event forwarding so that upper layer application shows the read-write of external storage equipment;
System forwards display notification event to upper layer application, so that upper layer application according to display notification event, draws the read-write sign for pointing out external storage equipment reading and writing, and on screen, shows the read-write sign of external storage equipment.
Step S403: when upper layer application and external storage equipment complete read and write access operation, system receives hides notification event;
When upper layer application and external storage equipment complete read and write access operation, do not need to continue the read-write state of indication external storage equipment, external storage equipment triggers hides notification event, and system receives hides notification event.
Step S404: system will be hidden notification event and be transmitted to upper layer application, so that upper layer application is according to the read-write sign of hiding the hiding external storage equipment of notification event;
System forwards and hides notification event to upper layer application, and upper layer application, according to hiding notification event, is hidden the read-write sign of external storage equipment.
For further setting forth the application's technical scheme, below with the SD card of mobile phone, be elaborated as an example.Refer to Fig. 5, Fig. 5 is the mutual schematic diagram of an embodiment of method of the application's prompting mobile telephone set SD card read-write state, and the method for prompting mobile telephone set SD card read-write state comprises:
Step S501: registration notification event;
Upper layer application proposes registration notification event request to system, and system is this upper layer application registration notification event according to request at message distribution center.
Step S502: reading and writing of files;
Between upper layer application and SD card, start to carry out file read-write.Such as the upper layer application copies data from SD card to mobile phone, or from upper layer application toward SD card, store data.
Step S503: trigger display notification event;
SD card triggers display notification event to the message distribution center of system.
Step S504: send display notification event;
System sends to upper layer application by display notification event.
Step S505: show read-write sign;
Upper layer application, according to display notification event, draws the read-write sign that indication SD card being is is being read and write on the signal hurdle of mobile phone, for example, in SD card small icon, be equipped with a red point flashing.And the read-write that shows SD card on signal hurdle identifies.
Step S506: read-write finishes;
File read-write between upper layer application and SD card finishes.
Step S507: trigger and hide notification event;
When the file read-write between upper layer application and SD card finishes, SD card triggers hiding notification event to the message distribution center of system.
Step S508: send hiding notification event;
System receives hides notification event, to upper layer application, sends hiding notification event.
Step S509: hide read-write sign;
Upper layer application is according to hiding notification event, and the read-write of the SD card before hiding identifies.
Refer to Fig. 6, Fig. 6 is the structural representation of an embodiment of the application's electronic equipment, and the electronic equipment 100 of present embodiment comprises receiver module 11 and display module 12, wherein:
Wherein, when upper layer application and external storage equipment carry out read and write access operation, system has been upper layer application registration notification event.System, according to the registration notification event request of upper layer application, is upper layer application registration notification event.Wherein, system is that the method for upper layer application registration notification event includes but not limited to: the api interface registration memory device read-write state notification event providing according to system; Increase a special-purpose device node file, for preserving memory device read-write state notification event.
Upper layer application and external storage equipment carry out file read-write, and at this moment, external storage equipment triggers display notification event, and receiver module 11 receives display notification event, and display notification event is exported to display module 12.
When upper layer application and external storage equipment complete read and write access operation, do not need to continue the read-write state of indication external storage equipment, external storage equipment triggers hides notification event, and receiver module 11 receives these hiding notification events.
Refer to Fig. 7, Fig. 7 is the structural representation of another embodiment of the application's electronic equipment, and the electronic equipment 200 of present embodiment comprises receiver module 21 and forwarding module 22, wherein:
Wherein, before upper layer application and external storage equipment carry out read and write access operation, system, according to the registration notification event request of upper layer application, is upper layer application registration notification event.When upper layer application and external storage equipment carry out read and write access operation, such as carrying out file read-write, external storage equipment triggers display notification event, and receiver module 21 receives display notification events.
When upper layer application and external storage equipment complete read and write access operation, do not need to continue the read-write state of indication external storage equipment, external storage equipment triggers hides notification event, and receiver module 21 further receives and hides notification event, and will hide notification event and export to forwarding module 22.
Refer to Fig. 8, Fig. 8 is the structural representation that the application's electronic equipment also has an embodiment, and the electronic equipment 300 of present embodiment comprises processor 31, receiver 32, transmitter 33, random access memory 34, ROM (read-only memory) 35, bus 36.Wherein, processor 31 couples respectively receiver 32, transmitter 33, random access memory 34, ROM (read-only memory) 35 by bus 36.Wherein, when needs move electronic equipment 300, by being solidificated in Basic Input or Output System (BIOS) in ROM (read-only memory) 34 or the bootloader guidance system in embedded system, start, guiding electronic equipment 300 enters normal operating condition.At electronic equipment 300, enter after normal operating condition, in random access memory 33, run application and operating system, by receiver 32, from network, receive data or to network, send data by transmitter 33, make:
Wherein, the processor 31 of the application's embodiment may be a central processor CPU, or be configured to implement one or more integrated circuit of the application's embodiment or specific integrated circuit ASIC(Application Specific Integrated Circuit).
The external storage equipment of the respective embodiments described above can be the built-in and external memory device on electronic equipment, such as including but not limited to the built-in safe digital card (SD card) of mobile phone, flat-panel devices, external SD card apparatus, OTG memory device.
By the elaboration of above-mentioned embodiment, be appreciated that, the application points out the method and apparatus of external storage equipment read-write state, by system, it is upper layer application registration notification event, thereby can be when upper layer application and external storage equipment carry out read and write access operation, receive display notification event and show the read-write sign of external storage equipment.By such mode, user can learn the read-write state that external storage equipment is current, thereby guaranteeing to pull out again external storage equipment after external storage equipment completes read and write access operation, avoid loss of data, and can reduce the probability that external storage equipment damages, extend the serviceable life of external storage equipment.
In the several embodiment that provide in the application, should be understood that, disclosed system, apparatus and method, can realize by another way.For example, device embodiment described above is only schematic, for example, the division of described module or unit, be only that a kind of logic function is divided, during actual realization, can have other dividing mode, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrically, machinery or other form.
The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in a plurality of network element.Can select according to the actual needs some or all of unit wherein to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the application can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.
If the form of SFU software functional unit of usining described integrated unit realizes and during as production marketing independently or use, can be stored in a computer read/write memory medium.Understanding based on such, the all or part of of the part that the application's technical scheme contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprise that some instructions are with so that a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) carry out all or part of step of method described in each embodiment of the application.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CDs.
The foregoing is only the application's embodiment; not thereby limit the scope of the claims of the application; every equivalent structure or conversion of equivalent flow process that utilizes present specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in the application's scope of patent protection.
Claims (10)
1. a method of pointing out external storage equipment read-write state, is characterized in that, comprising:
When upper layer application and external storage equipment carry out read and write access operation, described upper layer application receives by the next display notification event of system forwards, wherein, when described upper layer application and external storage equipment carry out read and write access operation, system has been described upper layer application registration notification event;
The read-write sign that shows described external storage equipment according to described display notification event.
2. method according to claim 1, is characterized in that,
Describedly according to described display notification event, show that the step of the read-write sign of described external storage equipment comprises:
According to described display notification event, draw the read-write sign of described external storage equipment;
The read-write sign that shows described external storage equipment.
3. method according to claim 2, is characterized in that,
The read-write of described external storage equipment is designated the icon of external storage equipment and is equipped with flashes bright spot.
4. method according to claim 1, is characterized in that, described method also comprises:
When upper layer application and described external storage equipment complete read and write access operation, receive and hide notification event;
According to described hiding notification event, hide the read-write sign of described external storage equipment.
5. according to the method described in claim 1-4 any one, it is characterized in that, described external storage equipment is safe digital card.
6. method according to claim 1, is characterized in that, described upper layer application receives the display notification event step of being come by system forwards and comprises:
System receives display notification event, and described system is given described upper layer application by described display notification event forwarding, so that described upper layer application shows the read-write sign of described external storage equipment.
7. an electronic equipment, is characterized in that, comprises receiver module and display module, wherein:
Described receiver module, while operating for carrying out read and write access at the upper layer application of described electronic equipment and external storage equipment, reception forwards next display notification event by electronic apparatus system, and export to described display module, wherein, when the upper layer application of described electronic equipment and external storage equipment carry out read and write access operation, system has been described upper layer application registration notification event;
Described display module for according to described display notification event, shows the read-write sign of described external storage equipment in described upper layer application.
8. electronic equipment according to claim 7, is characterized in that,
Described receiver module, when completing read and write access operation at described upper layer application and described external storage equipment, receives by electronic apparatus system and forwards the hiding notification event that comes, and described hiding notification event is exported to described display module;
Described display module, for according to described hiding notification event, hides the read-write sign of described external storage equipment.
9. electronic equipment according to claim 7, is characterized in that, the read-write of described external storage equipment is designated the icon of external storage equipment and is equipped with flashes bright spot.
10. according to the electronic equipment described in claim 7-9 any one, it is characterized in that, described external storage equipment is safe digital card.
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| CN109074301A (en) * | 2017-03-13 | 2018-12-21 | 华为技术有限公司 | A kind of data processing method and device |
| CN109074301B (en) * | 2017-03-13 | 2021-10-08 | 荣耀终端有限公司 | Data processing method and device |
| CN109992463A (en) * | 2018-01-03 | 2019-07-09 | 浙江舜宇智能光学技术有限公司 | A kind of method and system with automatic detection packaged type storage equipment read or write speed adaptation electronic equipment |
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