CN112799732A - Display screen display method based on plug-in and related device - Google Patents
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
Abstract
The application discloses a display screen display method and a related device based on plug-in, which solve the problem caused by simultaneous transmission of a plurality of screens and a plurality of threads and improve the efficiency. The application includes: creating a display interface, wherein the display interface comprises a setting area and a display area; setting required parameters in a setting area, wherein the parameters are characteristic parameters of the display screen; sequentially receiving function calling requests, wherein the function calling requests are content requests which need to be displayed in a display area and are sent by yard management software; the function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue; judging whether the number of the function call requests in the queue is larger than a preset limit value or not, if so, judging whether the function call requests in the queue have the function call requests with the same content or not; if so, merging the function call requests with the same content in the queue; and displaying the corresponding change information in the display area according to the function calling request.
Description
Technical Field
The embodiment of the application relates to the field of parking lot management, in particular to a display screen display method based on plug-in and a related device.
Background
A large amount of parking areas generally use yard management software to manage vehicles, however, in the existing market, because the display screen control model, parameters and display screen size of a third party manufacturer are different, and the information content required to be displayed in each yard is also different, a large amount of customization must be carried out on the yard management software when the field requirements are required to be met, and the coding and debugging period is long. Meanwhile, because the yard management software is iterated continuously, if a large number of customized functions are performed on the yard management software aiming at the display screen, the version upgrading of the yard management software is not facilitated.
Disclosure of Invention
The embodiment of the application provides a display screen display method and a related device based on plug-in, a large amount of display screen customization is not needed for yard management software, and the display content can be customized; meanwhile, the problem caused by simultaneous transmission of a plurality of screens and a plurality of threads is solved, excessive waiting is not needed, and the efficiency is improved.
A first aspect of an embodiment of the present application provides a display screen display method based on plug-in, including:
creating a display interface, wherein the display interface comprises a setting area and a display area;
setting required parameters in the setting area, wherein the parameters are characteristic parameters of a display screen;
sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
the function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue;
judging whether the number of the function call requests in the queue is larger than a preset limit value or not, if so, judging whether the function call requests in the queue have the function call requests with the same content or not;
if yes, merging the function call requests with the same content in the queue;
and displaying corresponding change information in the display area according to the function calling request.
Optionally, after determining whether the number of the function call requests in the queue is greater than a preset limit, the method further includes:
and if not, displaying corresponding change information in the display area according to the function calling request.
Optionally, after the determining whether the function call requests in the queue have the function call requests with the same content, the method further includes:
and if not, displaying corresponding change information in the display area according to the function calling request.
Optionally, after the setting of the required parameters in the setting area, the method further includes:
and storing the parameters set in the setting area in a database table.
Optionally, the displaying, according to the function call request, the corresponding change information in the display area includes:
confirming the position of the change information in the display area according to the function calling request;
and updating the information of the position according to the change information.
A second aspect of the embodiments of the present application provides a display screen display device based on plug-in, including:
the device comprises a creating unit, a displaying unit and a displaying unit, wherein the creating unit is used for creating a display interface which comprises a setting area and a displaying area;
the setting unit is used for setting required parameters in the setting area, and the parameters are characteristic parameters of the display screen;
the receiving unit is used for sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
the placing unit is used for sequentially placing the function calling requests into a background thread in a queue form, and the background thread is used for sequentially processing the function calling requests in the queue;
the first judging unit is used for judging whether the number of the function calling requests in the queue is larger than a preset limit value or not;
the second judging unit is used for judging whether the number of the function calling requests in the queue is larger than or equal to a preset limit value or not at the first judging unit and judging whether the function calling requests in the queue have the function calling requests with the same content or not;
a merging unit, configured to merge the function call requests with the same content in the queue after the second determining unit determines that the function call requests in the queue have the function call requests with the same content;
and the first display unit is used for displaying the corresponding change information in the display area according to the function calling request.
Optionally, after the first determining unit, the apparatus further includes:
and the second display unit is used for displaying corresponding change information in the display area according to the function calling request after the first judging unit judges that the number of the function calling requests in the queue is smaller than a preset limit value.
Optionally, after the second determining unit, the apparatus further includes:
and a third display unit, configured to display, according to the function call request, corresponding change information in the display area after the second determination unit determines that there is no function call request with the same content in the function call requests in the queue.
Optionally, after the setting unit, the apparatus further includes:
and the storage unit is used for storing the parameters set in the setting area to a database table.
Optionally, the first display unit includes:
the confirming module is used for confirming the position of the change information in the display area according to the function calling request;
and the updating module is used for updating the information of the position according to the change information.
A third aspect of the embodiments of the present application provides a display screen display device based on plug-in, including:
the device comprises a processor, a memory, an input and output unit and a bus;
the processor is connected with the memory, the input and output unit and the bus;
the processor performs the following operations:
creating a display interface, wherein the display interface comprises a setting area and a display area;
setting required parameters in the setting area, wherein the parameters are characteristic parameters of a display screen;
sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
the function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue;
judging whether the number of the function call requests in the queue is larger than a preset limit value or not, if so, judging whether the function call requests in the queue have the function call requests with the same content or not;
if yes, merging the function call requests with the same content in the queue;
and displaying corresponding change information in the display area according to the function calling request.
An embodiment of the present application provides a computer-readable storage medium, where a program is stored on the computer-readable storage medium, and when the program is executed on a computer, the method for displaying a display screen based on plug-in any of the first aspect is executed.
According to the technical scheme, the embodiment of the application has the following advantages:
according to the method and the device, the required parameters are set in the setting area in the display interface in advance, and the display area of the corresponding change information in the display interface is displayed according to the function calling request sent by the yard management software, so that a large amount of display screen customization is not needed for the yard management software, function calling is provided in a plug-in mode, the display content can be customized, and the performance is improved; meanwhile, the function call requests sent by the yard management software are sequentially processed through one queue, the function call requests with the same content are combined, the problem caused by simultaneous sending of a plurality of screens and a plurality of threads is solved, excessive waiting is not needed, and the efficiency is improved.
Drawings
FIG. 1 is a schematic flowchart illustrating an embodiment of a display screen display method based on plug-in the embodiment of the present application;
FIG. 2 is a schematic flow chart illustrating a display screen display method based on plug-in implementation according to another embodiment of the present disclosure;
FIG. 3 is a flow chart illustrating an embodiment of a display device based on plug-in an embodiment of the present application;
FIG. 4 is a schematic flow chart illustrating another embodiment of a display device based on plug-in the present application;
fig. 5 is a schematic flowchart of another embodiment of a display screen display device based on plug-in the embodiment of the present application.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of the present application.
The embodiment of the application provides a display screen display method and a related device based on plug-in, a large amount of display screen customization is not needed for yard management software, and the display content can be customized; meanwhile, the problem caused by simultaneous transmission of a plurality of screens and a plurality of threads is solved, excessive waiting is not needed, and the efficiency is improved.
It should be noted that, in the present application, the execution main body is a display screen, and is compatible with various types of control cards in a plug-in form, for example, a control card of a kebab scientific and technological display screen, a control card of a color development scientific and technological display screen, and the display content can be customized.
Referring to fig. 1, an embodiment of a display screen display method based on plug-in the embodiment of the present application includes:
101. creating a display interface, wherein the display interface comprises a setting area and a display area;
it should be noted that, in the embodiment of the present application, the display screen plug-in is an independent module, the yard management software only depends on an interface for the display screen plug-in and does not depend on a specific implementation, and the yard management software sends a function call request through the abstract interface, where the function call request includes operation requests such as initialization of the display screen, display content of the display screen, and closing of the display screen. The display screen provides function calling for the parking lot management software through a display interface which is created in advance, the display interface comprises a setting area and a display area, and the setting area can be used for setting the characteristics of the display screen, such as the dot matrix length, width, single primary color/double primary color, data polarity and the like of the display screen.
102. Setting required parameters in the setting area, wherein the parameters are characteristic parameters of a display screen;
it should be noted that, in the embodiment of the present application, since the information content that needs to be displayed in each yard is different, in order to implement the customized display of the control card parameters on the display screen, the required parameters need to be set in the setting area. NET reflection technology is utilized, the display screen plug-in only needs to define required parameters, such as length, width, serial port and baud rate, the plug-in system automatically detects the defined parameters and displays the parameters in a setting area, and the configuration interface, the addition and deletion of SQL sentences in a database and the like do not need to be written independently for each display screen control card.
103. Sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
it should be noted that, in the embodiment of the present application, when the yard management software needs the display screen plug-in to provide a function call, a function call request is sent to the display screen plug-in, where the function call request includes content that needs to be displayed in a display area in the display screen, such as remaining parking spaces in the yard.
104. The function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue;
it should be noted that, in this embodiment of the present application, when the display content of the display screen is relatively large, the process of sending the display screen function call request may be time consuming, and if the yard management software always waits for the display screen to finish processing other operations, it will be necessary to block the on-line, thereby causing a jam, and thus the recording processing of the yard management software is not affected.
105. Judging whether the number of the function call requests in the queue is larger than a preset limit value, if so, executing a step 106;
it should be noted that, in the embodiment of the present application, the queue capacity is limited, in order to save processing time, the plug-in system may determine the number of function call requests in the queue, and if the number exceeds a preset limit, step 106 is executed.
106. Judging whether the function call requests in the queue have function call requests with the same content, if so, executing step 107;
it should be noted that, in the embodiment of the present application, if the number of the received function call requests exceeds the preset limit, the plugin system may determine whether the same request instruction exists in the function call requests, and if so, execute step 107.
107. Merging the function call requests with the same content in the queue;
it should be noted that, in the embodiment of the present application, after the plug-in system determines that there are requests with the same content in the function call requests in the queue, the same function call requests in the queue are automatically merged into one request, so as to save space.
108. And displaying corresponding change information in the display area according to the function calling request.
It should be noted that, in the embodiment of the present application, the function calling request includes, in addition to change information that needs to be displayed on the display screen, an identifier, and confirms that the change information is located at the position of the display area according to the identifier, finds the position, and updates and displays the information.
It should be noted that the display screen supports sending in different areas, and only the area with changed content needs to be updated each time the display screen displays the content, so that all the content is not necessarily sent, for example, the display screen displays multiple lines of content, one line of the content is a remaining parking space of the parking lot and is dynamically changed, when the remaining parking space is changed, only the changed line of content needs to be sent to the display screen, and the content of the whole display screen does not need to be sent completely, thereby reducing data interaction and improving performance.
In the embodiment of the application, the required parameters are set in the setting area in the display interface in advance, and then the display area of the corresponding change information in the display interface is displayed according to the function calling request sent by the yard management software, so that a large amount of display screen customization is not needed for the yard management software, function calling is provided in a plug-in mode, the display content can be customized, and the performance is improved; meanwhile, the function call requests sent by the yard management software are sequentially processed through one queue, the function call requests with the same content are combined, the problem caused by simultaneous sending of a plurality of screens and a plurality of threads is solved, excessive waiting is not needed, and the efficiency is improved.
The plug-in based display screen display method is roughly explained above, and a detailed explanation and introduction will be made below for the plug-in based display screen display method.
Referring to fig. 2, another embodiment of a display screen display method based on plug-in the embodiment of the present application includes:
201. creating a display interface, wherein the display interface comprises a setting area and a display area;
202. setting required parameters in the setting area, wherein the parameters are characteristic parameters of a display screen;
in the embodiment of the present application, steps 201 to 202 are similar to steps 101 to 102, and are not described herein again.
203. Storing the parameters set in the setting area to a database table;
it should be noted that, in the embodiment of the present application, after the required parameters are set in the setting area, the set parameter data model also needs to be stored in the database table, so as to perform function call at a later stage.
204. Sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
205. the function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue;
in the embodiment of the present application, steps 204 to 205 are similar to steps 103 to 104, and are not described herein again.
206. Judging whether the number of the function call requests in the queue is greater than a preset limit value, if so, executing a step 207; if not, go to step 209;
it should be noted that, in the embodiment of the present application, the queue capacity is limited, in order to save processing time, the plug-in system may determine the number of function call requests in the queue, and if the number exceeds a preset limit, step 207 is executed; if not, it indicates that the queue capacity is sufficient, and step 209 is directly performed without merging the function call requests.
207. Judging whether the function call requests in the queue have function call requests with the same content, if so, executing a step 208; if not, go to step 209;
it should be noted that, in the embodiment of the present application, if the number of received function call requests exceeds the preset limit, the plugin system may continue to determine whether the same request instruction exists in the function call requests, and if yes, execute step 107; if not, step 209 is executed directly without merging the function call requests.
208. Merging the function call requests with the same content in the queue;
in the embodiment of the present application, step 208 is similar to step 107 described above, and is not described herein again.
209. Confirming the position of the change information in the display area according to the function calling request;
it should be noted that, in the embodiment of the present application, the function call request has an identifier, and the plug-in system may determine, according to the identifier, a position where the change information needs to show the change of the area.
210. And updating the information of the position according to the change information.
In the embodiment of the present application, after the changed position is confirmed, the position is updated based on the change information, and only the area to be updated is changed without changing the remaining position, thereby completing the display of the display screen by the plug-in.
In the embodiment of the application, the display screen plug-in supports the sending in the subarea, namely, the area with the changed content is only needed to be updated in each display, and all the content is not needed to be sent, so that the interaction of data is reduced, and the performance is improved. Meanwhile, the function call requests sent by the yard management software are sequentially processed through one queue, the function call requests with the same content are combined, the problem caused by simultaneous sending of a plurality of screens and a plurality of threads is solved, excessive waiting is not needed, and the efficiency is improved.
The plug-in based display screen display method is described above, and the plug-in based display screen display device will be described below.
Referring to fig. 3, an embodiment of a display device based on plug-in the embodiment of the present application includes:
a creating unit 301, configured to create a display interface, where the display interface includes a setting area and a display area;
a setting unit 302, configured to set a required parameter in the setting area, where the parameter is a characteristic parameter of a display screen;
a receiving unit 303, configured to sequentially receive function call requests, where the function call requests are content requests that need to be displayed in the display area and are sent by yard management software;
a placing unit 304, configured to sequentially place the function call requests into a background thread in a form of a queue, where the background thread is configured to sequentially process the function call requests in the queue;
a first judging unit 305, configured to judge whether the number of function call requests in the queue is greater than a preset limit;
a second determining unit 306, configured to determine whether there are function call requests with the same content in the function call requests in the queue when the first determining unit 305 determines that the number of the function call requests in the queue is greater than or equal to a preset limit;
a merging unit 307, configured to merge the function call requests with the same content in the queue after the second determining unit 306 determines that the function call requests with the same content exist in the function call requests in the queue;
a first display unit 308, configured to display, according to the function call request, the corresponding change information in the display area.
In the embodiment of the application, the setting unit 302 sets required parameters in a setting area in a display interface in advance, the receiving unit 303 receives a function calling request sent by the yard management software, and the first display unit 308 displays a display area of corresponding change information in the display interface, so that a large amount of display screen customization is not needed for the yard management software, function calling is provided in a plug-in mode, display contents can be customized, and the performance is improved; meanwhile, a queue is used for processing the function call requests sent by the yard management software in sequence, and the function call requests with the same content are combined through the combining unit 307, so that the problem caused by simultaneous sending of multiple screens and multiple threads is solved, excessive waiting is not needed, and the efficiency is improved.
The functions of the units of the display screen display device based on the plug-in are generally described above, and the functions of the units of the display screen display device based on the plug-in are described in detail below.
Referring to fig. 4, in an embodiment of the present application, another embodiment of a display device based on plug-in includes:
a creating unit 401, configured to create a display interface, where the display interface includes a setting area and a display area;
a setting unit 402, configured to set a required parameter in the setting area, where the parameter is a characteristic parameter of a display screen;
a receiving unit 403, configured to sequentially receive function call requests, where the function call requests are content requests that need to be displayed in the display area and are sent by yard management software;
a placing unit 404, configured to sequentially place the function call requests into a background thread in a form of a queue, where the background thread is configured to sequentially process the function call requests in the queue;
a first determining unit 405, configured to determine whether the number of function call requests in the queue is greater than a preset limit;
a second display unit 406, configured to display, according to the function call request, corresponding change information in the display area after the first determining unit 405 determines that the number of the function call requests in the queue is smaller than a preset limit.
A second judging unit 407, configured to judge, at the first judging unit 405, that the number of the function call requests in the queue is greater than or equal to a preset limit, and judge whether function call requests with the same content exist in the function call requests in the queue;
a third displaying unit 408, configured to display corresponding change information in the display area according to the function call request after the second determining unit 406 determines that there is no function call request with the same content in the function call requests in the queue.
A merging unit 409, configured to merge the function call requests with the same content in the queue after the second determining unit 406 determines that the function call requests with the same content exist in the function call requests in the queue;
the first display unit 410 is configured to display the corresponding change information in the display area according to the function call request.
Optionally, the first display unit 410 further may include:
a confirming module 4101, configured to confirm the position of the change information in the display area according to the function call request;
an updating module 4102, configured to update the information of the location according to the change information.
In the embodiment of the present application, the functions of each unit module correspond to the steps in the embodiments shown in fig. 1 to fig. 2, and are not described herein again.
Referring to fig. 5, another embodiment of a display screen display device based on plug-in the embodiment of the present application includes:
a processor 501, a memory 502, an input-output unit 503, and a bus 504;
the processor 501 is connected with the memory 502, the input/output unit 503 and the bus 504;
the processor 501 performs the following operations:
creating a display interface, wherein the display interface comprises a setting area and a display area;
setting required parameters in the setting area, wherein the parameters are characteristic parameters of a display screen;
sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
the function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue;
judging whether the number of the function call requests in the queue is larger than a preset limit value or not, if so, judging whether the function call requests in the queue have the function call requests with the same content or not;
if yes, merging the function call requests with the same content in the queue;
and displaying corresponding change information in the display area according to the function calling request.
In this embodiment, the functions of the processor 501 correspond to the steps in the embodiments shown in fig. 1 to fig. 2, and are not described herein again.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed to by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and the like.
Claims (10)
1. A display method of a display screen based on plug-in is characterized by comprising the following steps:
creating a display interface, wherein the display interface comprises a setting area and a display area;
setting required parameters in the setting area, wherein the parameters are characteristic parameters of a display screen;
sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
the function call requests are sequentially put into a background thread in a queue form, and the background thread is used for sequentially processing the function call requests in the queue;
judging whether the number of the function call requests in the queue is larger than a preset limit value or not, if so, judging whether the function call requests in the queue have the function call requests with the same content or not;
if yes, merging the function call requests with the same content in the queue;
and displaying corresponding change information in the display area according to the function calling request.
2. The method according to claim 1, wherein after determining whether the number of function call requests in the queue is greater than a preset limit, the method further comprises:
and if not, displaying corresponding change information in the display area according to the function calling request.
3. The method according to claim 1, wherein after the determining whether there are function call requests with the same content in the function call requests in the queue, the method further comprises:
and if not, displaying corresponding change information in the display area according to the function calling request.
4. The display screen display method according to claim 1, wherein after the setting of the required parameter in the setting area, the method further comprises:
and storing the parameters set in the setting area in a database table.
5. The display screen display method according to any one of claims 1 to 4, wherein the displaying of the corresponding change information in the display area according to the function call request includes:
confirming the position of the change information in the display area according to the function calling request;
and updating the information of the position according to the change information.
6. A plug-in based display screen display device, comprising:
the device comprises a creating unit, a displaying unit and a displaying unit, wherein the creating unit is used for creating a display interface which comprises a setting area and a displaying area;
the setting unit is used for setting required parameters in the setting area, and the parameters are characteristic parameters of the display screen;
the receiving unit is used for sequentially receiving function calling requests, wherein the function calling requests are content requests which are sent by the parking lot management software and need to be displayed in the display area;
the placing unit is used for sequentially placing the function calling requests into a background thread in a queue form, and the background thread is used for sequentially processing the function calling requests in the queue;
the first judging unit is used for judging whether the number of the function calling requests in the queue is larger than a preset limit value or not;
the second judging unit is used for judging whether the number of the function calling requests in the queue is larger than or equal to a preset limit value or not at the first judging unit and judging whether the function calling requests in the queue have the function calling requests with the same content or not;
a merging unit, configured to merge the function call requests with the same content in the queue after the second determining unit determines that the function call requests in the queue have the function call requests with the same content;
and the first display unit is used for displaying the corresponding change information in the display area according to the function calling request.
7. The display screen display device according to claim 6, further comprising, after the first judgment unit:
and the second display unit is used for displaying corresponding change information in the display area according to the function calling request after the first judging unit judges that the number of the function calling requests in the queue is smaller than a preset limit value.
8. The display screen display device according to claim 6, further comprising, after the second determination unit:
and a third display unit, configured to display, according to the function call request, corresponding change information in the display area after the second determination unit determines that there is no function call request with the same content in the function call requests in the queue.
9. The display screen display device according to claim 6, wherein after the setting unit, the device further comprises:
and the storage unit is used for storing the parameters set in the setting area to a database table.
10. The display screen display device according to any one of claims 6 to 9, wherein the first display unit includes:
the confirming module is used for confirming the position of the change information in the display area according to the function calling request;
and the updating module is used for updating the information of the position according to the change information.
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