CN105204812B - A kind of multiple solutions display ＆ control system and its integrated approach based on plug-in unit - Google Patents
A kind of multiple solutions display ＆ control system and its integrated approach based on plug-in unit Download PDFInfo
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Abstract
A kind of multiple solutions display ＆ control system and its integrated approach based on plug-in unit, system includes task processing equipment, client and management end, it is connected between task processing equipment, client and management end by the network equipment, task processing equipment is used to that data to be calculated and handled；Client is mainly used for collecting user login information, receives user right information, loading and the corresponding aobvious control plug-in unit of operation；Management end is mainly used for being managed user and plug-in unit.Integrated approach uses plug-in unit developing mechanism, and combines the real-time Communication for Power mechanism based on theme " subscription-publication " and realize that display ＆ control system integrates, message is transmitted and data sharing.The each plug-in unit stand-alone development of the present invention, dynamic call reduce the degree of coupling between all modules of interface, improve display ＆ control system maintainability and scalability, reduce system maintenance cost.
Description
Technical field
The invention belongs to display ＆ control system technical fields, and in particular to a kind of multiple solutions display ＆ control system and its collection based on plug-in unit
Into method, particularly for the multiple solutions display ＆ control system exploitation using plug-in unit design philosophy and integrate.
Background technology
Traditional display ＆ control system integrated approach is by all interfaces and function logic unitized overall development, shows each of control interface
It is highly relied between component part, with advances in technology with the increase of business demand, display ＆ control system carry increasingly
More functions, the association between disparate modules is also increasingly sophisticated, exposes following some problems：
(1) showing control interface, support moduleization does not reconstruct.Program one is issued, it is meant that and interface and function have been shaped,
User in use cannot be customized the combination of interface and function, can not extend, therefore the display ＆ control system that developed
It is difficult to cope with the application demand frequently changed, it is impossible to be competent at diversified task；
(2) network communication is complicated.Under traditional development mode, between the modules in same host of display ＆ control system
Message is transmitted and data sharing realizes that the module between host and host is universal often by the calling between function each other
It is realized using based on the network communication mode of Socket.With the increase of business, the calling of function also becomes increasingly complex, each
The data of function module are difficult to share, also, data deficiency visible marking, generally require program individually to the subject content of data
It is parsed, the increase and logic for causing size of code complicate；
(3) display layer and computation layer do not decouple, and business is numerous and jumbled.Each client host of traditional display ＆ control system all has
Comparable computing capability can be calculated independently, but can generate business association complexity in this way and the phenomenon that compute repeatedly, each aobvious control
It is closely relied between equipment, user is difficult to adjust；
(4) it is unfavorable for maintenance and expansion.It under traditional development mode, is highly relied between each function module, shows control system
System is difficult to maintenance and expansion, when needing to carry out function modification and addition, generally requires a large amount of manpower, project maintenance is of high cost
It is high.
Invention content
The problem to be solved in the present invention is, for existing display ＆ control system above shortcomings, to provide a kind of based on plug-in unit
Multiple solutions display ＆ control system and its integrated approach, using plug-in unit developing mechanism, and combine based on theme " subscription-publication "
Real-time Communication for Power mechanism realizes that display ＆ control system integrates, message is transmitted and data sharing.
The present invention solve the above problems the technical solution adopted is that：
A kind of multiple solutions display ＆ control system based on plug-in unit, including task processing equipment, client and management end, task processing
It is connected between equipment, client and management end by the network equipment, wherein：
The task processing equipment includes hind computation processing module, for being calculated data and being handled and right
User operation instruction is calculated and is fed back；
The client includes user log-in block, aobvious control main frame module, plug-in unit load-on module and aobvious control card module,
The user log-in block is verified for user validation and obtains the authority information of the user, and the aobvious control main frame module is used
In receiving the user right information and plug-in card configuration information, for aobvious control interfacial distribution application window and plug-in unit is called to load mould
Block, the plug-in unit load-on module show control card module for dynamic load, the aobvious control card module by multigroup aobvious control plug-in unit and
Aobvious control interface composition, each aobvious control interface are used to complete the human-computer interaction function of corresponding aobvious control plug-in unit；
The management end includes user management module and plug-in management module, user management module, plug-in management module point
Not Ju You corresponding user profile, plug-in card configuration file, the user management module is for being configured user information
And management, and the user's logging request sent for client is handled, and checks User Identity, and inquire the user's
Permission is finally returned to corresponding client by corresponding authority；The plug-in management module is used to carry out configuration pipe to aobvious control plug-in unit
Reason including newly-increased plug-in unit, modification plugin information, query plugin information and deletes plug-in unit；
The task processing equipment, client and management end are using the real-time Communication for Power machine based on theme " subscription-publication "
System carries out message transmission and data sharing.
By said program, the plug-in unit is a kind of dynamic link library file, unified externally to provide calling interface, is led by aobvious control
Frame module dynamic is loaded and is started, and a plug-in unit corresponds to an aobvious control interface, and each plug-in unit is by aobvious control main frame module
On-demand dynamic load and calling.
By said program, base unit of the plug-in unit as user right, i.e. a permission correspond to a plug-in unit, different
User role correspond to different plug sets.
By said program, the plug-in unit is divided into four classes：Intergrated information display class plug-in unit, master control panel class plug-in unit, public letter
Cease class plug-in unit, form data class plug-in unit.
The present invention also provides a kind of integrated approaches of the above-mentioned multiple solutions display ＆ control system based on plug-in unit, and task processing is set
Network communication between standby, client and management end uses the real-time Communication for Power mechanism based on theme " subscription-publication ", first, should
Communication mechanism determines theme, length and the component type of various types of messages, and the sender of message and the recipient of message, which use, " to order
Read-issue " mode of certain specific subject message carries out message transmission and data sharing；Next to client and task at
Reason equipment is isolated, and multi-source information, the aobvious control of client are shown by being received in a client to user right configuration
Card module is only used for transceiving data and provides user's operation and control interface, all hind computation processing are equal without complicated calculations
It is completed by the task processing equipment on backstage, on the aobvious control interface that result of calculation passes through network transmission to client；Finally, client
According to administrator configurations dynamic load plug-in unit, when use, combines actual demand and carries out various configurations the aobvious control main frame module in end, uses
In completing different task, plug-in unit is shown according to configuration information on different aobvious control interfaces, forms multiple solutions display ＆ control system.
By said program, the integrated approach specifically comprises the following steps：
1) display ＆ control system configuration step, in this step, by system manager's configuration plug-in information, Role Information and user
Information, for plug-in unit, by display location of system manager's specific plug-in in interface；For role, referred to by system manager
Which plug-in unit the fixed role can use；For user, control role is shown as possessed by system manager specifies each user；
2) display ＆ control system login step, the step are needed by three phases, i.e. user's checking stage, authority distribution stage
And permission receives the stage；
First stage, user's checking stage are mainly inputted username and password letter by user on client login interface
It ceases and is sent to management end, user management module verifies the input information of user to judge whether the user closes first
Method, if not conforming to rule gives corresponding prompting；
Second stage, in the authority distribution stage, under the premise of user is legal, the role that the user is inquired by management end believes
Breath, further inquires its corresponding authority information, therefore obtained the plug-in unit that the user can use further according to its Role Information
Set, and the configuration information of respective plug-in unit is obtained, authority information and plug-in card configuration information are finally returned to by visitor with tabular form
Family end；
Phase III, permission receive the stage, as the plug-in unit row corresponding to aobvious control main frame module receives active user's permission
Table and plug-in card configuration information, these information are sent to by user log-in block by authority information aobvious after user logins successfully
Control main frame module；
3) plug-in unit load step, the step are needed by three phases, i.e. plug-in initialization stage, plug-in unit case-based system rank
Section and plug-in component operation stage；
First stage, in the plug-in initialization stage, plug-in unit load-on module is traversed as unit of aobvious control interface, as long as finding
The aobvious control interface has plug-in unit that display is needed then to distribute an application window for it, in the application window, by plug-in unit
Load-on module initializes plug-in unit loading area, the location information including initialization basic display pattern, Tab pages of button；
Second stage, in the plug-in unit case-based system stage, plug-in unit load-on module reads in plug-in unit successively according to plug-in unit path, for its point
With memory headroom, and its interface function is retrieved, begin to be called simultaneously it if having navigated to interface function initial address
Obtain the object instance of the plug-in unit；
Phase III, plug-in component operation stage, plug-in unit load-on module include plug-in unit in application window designated position, root
Determine to be shown in what region in which way according to plug-in card configuration information, plug-in unit load-on module to the communication submodule in plug-in unit into
Row initialization, refreshes application window, and start communication thread.
By said program, plug-in unit is presented in different ways according to configuration information in the step 3), and some plug-in units are with area
The mode in domain is independently presented, and some plug-in units are presented in a manner of Tab pages, forms two different display patterns.
By said program, for the plug-in unit shown with Tab page modes, the display priority of the plug-in unit is configured, priority is high
Plug-in unit be shown in the left side of the low plug-in unit of priority.
The operation principle of the present invention：(1) realize that display ＆ control system integrates using plug-in unit developing mechanism, plug-in unit is a kind of dynamic
Library file is linked, aobvious control using this characteristic, is by its on-demand loading and operation in program operation process according to aobvious control interface
System resolves into independent submodule, these submodules are developed by plug-in unit mode, and different plug-in units is by not commensurate point
It is not developed.In the present invention, each plug-in unit externally provides unified interface, they are by aobvious control main frame module loading and transport
Row, different plug-in units is loaded under different scenes, so as to fulfill aobvious control free surface tracking, while this characteristic pair can also be used in this way
The aobvious control plug-in unit of difference carries out technology upgrading or the new plug-in unit of exploitation respectively, can not change other plug-in units and aobvious control main frame
The function maintenance and expansion of display ＆ control system are realized under the premise of module；(2) using logical in real time based on theme " subscription-publication "
Letter mechanism realizes that message transmission and data sharing, the mechanism make communication parties not depend on fixed ip address, improves the spirit of communication
Activity.In display ＆ control system, modules work independently, not close mutually to rely on, therefore it is each that this communication mechanism is used to make
Module completes message transmission and data sharing.Present invention employs the real-time Communication for Power mechanism based on theme " subscription-publication ", energy
Enough to be identified different message with different themes, participating in the member of communication only needs to state what is itself sent or receive
Message subject, and appoint communication protocol, with regard to network communication can be carried out.
The present invention is developed and is integrated to display ＆ control system as unit of plug-in unit, reaches following advantageous effect：
1st, from the perspective of user right, different rights are configured to different user role in management end, realize aobvious control work(
It can be to the isolation of user；
2nd, from the perspective of plug-in unit loading, management end is configured plug-in unit according to actual conditions, including plug-in unit
Classification configuration, display location configuration and display mode configuration etc., by that can be generated to the user right configuration different with plug-in unit
Different aobvious control interfaces realizes the function remodeling of multiple solutions display ＆ control system；
3rd, from the point of view of aobvious control is detached with calculating, be conducive to, by front end and backstage carry out business separation, it is clear to form structure
Clear system program, one shows the data that multiple and different sources are shown in control client；
4th, from the perspective of network communication, as a result of the real-time Communication for Power machine of " subscription-publication " based on theme
System, message sink, transmission both sides no longer closely rely on, and one party, which is modified or upgraded, does not affect other side's work, therefore disappear
The encoder complexity of breath transmission and data sharing substantially reduces, and then improves development efficiency, improves the flexibility ratio of network communication；
5th, from the maintainability of project, due to each plug-in unit stand-alone development, dynamic call, between plug-in unit and plug-in unit not
It is close again to rely on, the degree of coupling between all modules of interface is reduced, the maintainability of display ＆ control system is improved and can expand
Malleability.
Description of the drawings
Fig. 1 is the hardware of the multiple solutions display ＆ control system the present invention is based on plug-in unit and network connection schematic diagram；
Fig. 2 is the Organization Chart of the multiple solutions display ＆ control system the present invention is based on plug-in unit；
Fig. 3 is the plug-in unit operation principle schematic diagram of the multiple solutions display ＆ control system the present invention is based on plug-in unit；
Fig. 4 is the client terminal start-up flow chart of the multiple solutions display ＆ control system the present invention is based on plug-in unit；
Fig. 5 is the loading flow chart of the client plug-in load-on module of the multiple solutions display ＆ control system the present invention is based on plug-in unit；
Fig. 6 is interface signal of the client of the multiple solutions display ＆ control system the present invention is based on plug-in unit after different user login
Figure；
Fig. 7 is that the present invention is based on the communication module exploitations that the multiple solutions display ＆ control system of plug-in unit is based on theme " subscription-publication "
Flow chart；
Fig. 8 is the communication mechanism schematic diagram of traditional display ＆ control system；
Fig. 9 is the communication mechanism schematic diagram the present invention is based on the multiple solutions display ＆ control system of plug-in unit and its integrated approach.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, with
Linux Qt 4.8.6 are development environment, and the present invention is described in further details.It should be appreciated that specific implementation described herein
Example is not intended to limit the present invention only to explain the present invention.
As shown in Figure 1, the multiple solutions display ＆ control system and its integrated approach the present invention is based on plug-in unit mainly include three classes hardware
Equipment, is task processing equipment, management end, client respectively, they are interconnected by the network equipment such as router.Wherein appoint
Processing equipment of being engaged in is more demanding to the computing capability of hardware, is advisable with high-performance server.Management end is relatively low to hardware requirement, matches
It puts and is subject to medium-performance PC computers, meet the requirement of daily management personnel.Client is according to the aobvious operation for controlling program
It is required that being configured, actual needs configuration polylith screen can be combined.
As shown in Fig. 2, multiple solutions display ＆ control system of the embodiment of the present invention based on plug-in unit, including task processing equipment, client
End and management end, task processing equipment mainly includes the calculation processing module on backstage, for being calculated data and being handled；Visitor
Family end is mainly used for collecting user login information, receives user right information, loads corresponding plug-in unit, and wherein plug-in unit completes aobvious control
Repertoire, shown including data, user's operation response and the functions such as network communication；Management end is mainly used for user and inserts
Part is managed.
As shown in figure 4, the multiple solutions display ＆ control system and its integrated approach the present invention is based on plug-in unit run it in display ＆ control system
Before need by three phases：User's checking stage, authority distribution stage and plug-in unit load phase.Wherein user's checking stage master
The information such as username and password are inputted on client login interface and be sent to management end by user, the user in management end
Management module is first verified the input information of user to judge whether the user is legal, is given accordingly if not conforming to rule
Prompting and refuse the user and enter display ＆ control system；In the authority distribution stage, the Role Information of the user is inquired by management end, then
Its corresponding authority information is further inquired according to its Role Information, and obtains the configuration information of corresponding plug-in unit (including plug-in unit
The information such as file path, affiliated aobvious control interface, display location and priority), finally in the form of a list by authority information and
Plug-in card configuration information returns to client；In plug-in unit load phase, client is first according to the permission dynamic load of active user
Plug-in unit, calls the interface function of each plug-in unit, and is included plug-in unit in specified position according to plug-in card configuration information, such a
Multiple solutions display ＆ control system based on plug-in unit, which just starts, to be finished.
The present invention is based on the multiple solutions display ＆ control system and its integrated approach of plug-in unit, the plug-in unit is a kind of dynamic link library text
Part shows as .dll files under windows platform, and .so files are shown as under Linux platform, it may contain one group
The function of being used under specific condition.From library broadly is divided into two types：Shared Library (shared library) and Static
Library (static library).Plug-in unit of the present invention refers to shared library.Shared library is the library that program can be loaded at runtime, is made
Project maintenance is carried out in this way, and the modification and more newly compiled to some plug-in unit need not all recompilate application program, therefore
Improve the maintainability of large-scale aobvious control project.
Multiple solutions display ＆ control system and its integrated approach the present invention is based on plug-in unit carry out aobvious control function as unit of plug-in unit
It develops and integrated.When carrying out aobvious control card module exploitation, a C++ libraries engineering, the work can be created in Qt Creator
Journey can generate the Qt shared libraries under (SuSE) Linux OS.As shown in figure 3, aobvious control card module includes at least two classes：Plug-in unit
Main classes and plug-in interface class, wherein plug-in unit main classes externally provide unified interface function, show that aobvious control main frame module can pass through
The function obtains this plug-in unit example, and specific function name can separately arrange.The interface of plug-in interface class main definitions plug-in unit
And behavior, therefore its interface and function realization mainly realize that the wherein UI interfaces of plug-in unit can be in plug-in interface class
It realizes, can be realized using program code in Qt interface devices, mixing realization can also be carried out according to actual needs.Plug-in unit
Main classes needs inherit Qt control classes QWidget in a manner of publicly-owned.In addition, source code character encoding format needs to be appointed as UTF-
8。
As shown in figure 5, it is of the invention after client logins successfully, it will be according to active user's authority information come dynamic load
Plug-in unit.The first step, as the plug-in unit list corresponding to aobvious control main frame module obtains active user's permission and plug-in card configuration information,
These information can be sent to aobvious control main frame module by user log-in block after user logins successfully by authority information.Second
Step, plug-in unit load-on module are traversed as unit of aobvious control interface, are its point if the aobvious control interface has plug-in unit to need to show
With an application window.Third walks, and in current application program window, plug-in unit load-on module carries out plug-in unit loading area
Initialization, including information such as initialization basic display patterns (interface font, background color, control the default style).4th step is inserted
Part load-on module reads in plug-in unit successively according to plug-in unit path, is its storage allocation space.5th step, the retrieval of plug-in unit load-on module are inserted
The interface function of part begins to be called it and obtain the plug-in unit example if having navigated to interface function initial address.
Plug-in unit is included, in application window designated position, determining to show according to plug-in card configuration information by the 6th step, plug-in unit load-on module
Show in what region, also need to determine its display order according to the priority of its configuration if the plug-in unit is shown in a manner of Tab.The
Seven steps update application window, the interface of plug-in unit are enable to be displayed on the screen.8th step is updated by plug-in unit load-on module
Application window simultaneously starts network communication module.It is finished in this way, an aobvious control client just starts.
As shown in fig. 6, the present invention is based on plug-in unit multiple solutions display ＆ control system and its integrated approach after client terminal start-up, such as
The role of fruit active user is system manager, and aobvious control interface is presented as Fig. 6 (a) patterns, if active user role is
Certain a kind of ordinary user then shows control interface and is presented as Fig. 6 (b) patterns.It can be seen that Fig. 6 (a) reflects system manager
The permission of role, system manager can use plug-in unit all in system；Fig. 6 (b) reflects the permission of ordinary user role,
Ordinary user can use part plug-in unit.
As shown in fig. 7, the multiple solutions display ＆ control system and its integrated approach the present invention is based on plug-in unit " are ordered using based on theme
Read-issue " real-time Communication for Power mechanism carry out message transmission and during data sharing, developer is needed to arrange message subject first
With corresponding data structure, one subject name usually is set per a kind of message, data structure can be represented with structure,
And allow to carry out structure nesting；Next it needs to register theme in a program, registering the mode of theme can be matched by XML
File is put to carry out, can also be carried out in code segment, needs to state that the program needs subject name to be used when registering theme,
And the program, for the identity (subscriber/publisher/subscription and publisher) of the theme, same program can be with a variety of bodies
Part registers multiple themes；Message subscribing or publication can be finally carried out in program code segments, needs to configure subject name at this time
As parameter.It should be noted that message subscribing belongs to asynchronous transmission, i.e. communication module subscribes to related news and will open automatically
Beginning performs correlation function and is handled, and software developer only needs to realize corresponding function logic.
Traditional display ＆ control system is general to use the communication mode based on Socket when carrying out network communication, mainly thinks
Want to pre-set the IP address of each node in network, establishing connection according to IP address communicates, and advantage is technology
Maturation is widely used, but main problem is existing for this method：Once communication party's quantity increases, News Category complexity will produce
The phenomenon that life program degree of coupling is high causes exploitation complicated, and it is inconvenient to safeguard, must be by system administration if IP address has been made to change
Member is again configured system, if therefore some part has occurred failure and is not easy to repair in time in use.And this hair
It is bright then to solve the problems, such as this using the real-time Communication for Power mechanism based on theme " subscription-publication ", first, participate in each side of communication
The information such as regulation IP address are not needed to, it is not required that establish and connect with fixed host, each side only receives or sends and itself phase
The message of pass, the transmission of message are completed by communication middleware, and communication middleware is identified message using theme, with difference
Message attributes, and though the quantity of communication party in this way have it is much, each equation can accomplish it is very succinct, if some part is sent out
Having given birth to failure can be temporarily taken over by way of starting backup application in strange land, it is ensured that can be realized uninterrupted
Communication improves the global reliability of system.Secondly, it generally requires to share certain data in communication process, use
This mechanism can realize data sharing by subscribing to theme and issuing subject, without writing additional programs code.Finally, when
It, can be by the scope limitation of modification in minimum, reduction system maintenance complexity when some communication module needs modification.Fig. 8 and Fig. 9 are said
Understand communication mechanism and of the present invention real-time Communication for Power machine based on theme " subscription-publication " of the tradition based on Socket
Difference between system employs the other message of three types (TopicA, TopicB and TopicC) in figure, it can be clearly seen that tradition
Method is high to the dependency degree of host, coupling is tight, complicated, is not easy to repair in time after breaking down, and maintenance cost is higher,
And the real-time Communication for Power mechanism based on theme " subscription-publication " is then simple clear, it can be in strange land startup program when failure occurs
Carry out recovery system operating, convenient for safeguarding.
It should be understood that above-described embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it should also be understood that,
After reading the content taught by the present invention, those skilled in the art can make various modifications or changes to the present invention, without
The spirit and scope of technical solution of the present invention are detached from, should all be covered in scope of the presently claimed invention.
Claims (6)
1. a kind of integrated approach of the multiple solutions display ＆ control system based on plug-in unit, the multiple solutions display ＆ control system based on plug-in unit include
Task processing equipment, client and management end are connected between task processing equipment, client and management end by the network equipment,
Wherein：
The task processing equipment includes hind computation processing module, for being calculated data and being handled and to user
Operational order is calculated and is fed back；
The client includes user log-in block, aobvious control main frame module, plug-in unit load-on module and aobvious control card module, described
User log-in block is verified for user validation and obtains the authority information of the user, and the aobvious control main frame module is used to connect
The user right information and plug-in card configuration information are received, for aobvious control interfacial distribution application window and calls plug-in unit load-on module,
The plug-in unit load-on module shows control card module for dynamic load, and the aobvious control card module is by multigroup aobvious control plug-in unit and aobvious control
Interface forms, and each aobvious control interface is used to complete the human-computer interaction function of corresponding aobvious control plug-in unit set；
The management end includes user management module and plug-in management module, and user management module, plug-in management module have respectively
There are corresponding user profile, plug-in card configuration file, the user management module is used to that user information to be configured and managed
Reason, and the user's logging request sent for client is handled, and checks User Identity, and inquire the correspondence of the user
Permission is finally returned to corresponding client by permission；The plug-in management module is used to that aobvious control plug-in unit to be managed for configuration, and wraps
It includes newly-increased plug-in unit, modification plugin information, query plugin information and deletes plug-in unit；
The task processing equipment, client and management end using based on theme " subscription-publication " real-time Communication for Power mechanism into
Row message is transmitted and data sharing；
It is characterized in that, integrated approach uses the network communication between task processing equipment, client and management end based on master
The real-time Communication for Power mechanism of " subscription-publication " is inscribed, first, which determines theme, length and the composition class of various types of messages
Type, the sender of message and the recipient of message carry out message biography by the way of " subscription-publication " certain specific subject message
Defeated and data sharing；Next client and task processing equipment are isolated, by being configured user right in a visitor
Received on the end of family and show multi-source information, calculating mainly carries out in task processing equipment, the aobvious control card module of client not into
Row complicated calculations are only used for transceiving data and provide user's operation and control interface, all hind computation processing appointing by backstage
Processing equipment of being engaged in is completed, on the aobvious control interface that result of calculation passes through network transmission to client；Finally, client shows control main frame
Module is according to administrator configurations dynamic load plug-in unit, and when use combines actual demand and carries out various configurations, for completing different appoint
Business, plug-in unit are shown according to configuration information on different aobvious control interfaces, form multiple solutions display ＆ control system；
The integrated approach specifically comprises the following steps：
1) display ＆ control system configuration step in this step, is believed by system manager's configuration plug-in information, Role Information and user
Breath, for plug-in unit, by display location of system manager's specific plug-in in interface；For role, specified by system manager
Which plug-in unit the role can use；For user, control role is shown as possessed by system manager specifies each user；
2）Display ＆ control system login step, the step are needed by three phases, i.e. user's checking stage, authority distribution stage and power
Limit the reception stage；
First stage, user's checking stage mainly input username and password information simultaneously by user on client login interface
Management end is sent to, user management module is first verified the input information of user to judge whether the user is legal, such as
Fruit does not conform to rule and gives corresponding prompting；
Second stage, authority distribution stage, under the premise of user is legal, the Role Information of the user was inquired by management end, then
Its corresponding authority information is further inquired according to its Role Information, therefore has obtained the plug-in unit set that the user can use,
And the configuration information of respective plug-in unit is obtained, authority information and plug-in card configuration information are finally returned into client in the form of a list
End；
Phase III, permission receive the stage, as the plug-in unit list corresponding to aobvious control main frame module receives active user's permission with
And plug-in card configuration information, these information are sent to aobvious control master by user log-in block after user logins successfully by authority information
Frame module；
3）Plug-in unit load step, the step are needed by three phases, i.e., the plug-in initialization stage, the plug-in unit case-based system stage and
The plug-in component operation stage；
First stage, in the plug-in initialization stage, plug-in unit load-on module is traversed as unit of aobvious control interface, as long as finding that this is aobvious
Control interface has plug-in unit to need to show then for its one application window of distribution, in the application window, is loaded by plug-in unit
Module initializes plug-in unit loading area, the location information including initialization basic display pattern, Tab pages of button；
Second stage, plug-in unit case-based system stage, plug-in unit load-on module read in plug-in unit successively according to plug-in unit path, in its distribution
Space is deposited, and retrieves its interface function, begins to be called it and obtain if having navigated to interface function initial address
The object instance of the plug-in unit；
Phase III, in the plug-in component operation stage, plug-in unit load-on module includes plug-in unit in application window designated position, according to slotting
What region part configuration information determines to be shown in which way, and plug-in unit load-on module carries out just the communication submodule in plug-in unit
Beginningization refreshes application window, and starts communication thread.
2. the integrated approach of the multiple solutions display ＆ control system based on plug-in unit as described in claim 1, which is characterized in that the step
3）Middle plug-in unit is presented in different ways according to configuration information, and some plug-in units are independent in a manner of region to be presented, some plug-in units with
Tab pages of mode is presented, and forms two different display patterns.
3. the integrated approach of the multiple solutions display ＆ control system based on plug-in unit as claimed in claim 2, which is characterized in that for
The plug-in unit that Tab page modes are shown, is configured the display priority of the plug-in unit, and the high plug-in unit of priority is shown in the low plug-in unit of priority
The left side.
4. the integrated approach of the multiple solutions display ＆ control system based on plug-in unit as described in claim 1, which is characterized in that the plug-in unit
It is a kind of dynamic link library file, it is unified that calling interface is externally provided, it is loaded and is started by aobvious control main frame module dynamic,
One plug-in unit corresponds to an aobvious control interface submodule, and each plug-in unit is by the on-demand dynamic load of aobvious control main frame module and calling.
5. the integrated approach of the multiple solutions display ＆ control system based on plug-in unit as described in claim 1, which is characterized in that the plug-in unit
As the base unit of user right, i.e. a permission corresponds to a plug-in unit, and different users possesses different permissions, difference power
The corresponding different plug set of limit.
6. the integrated approach of the multiple solutions display ＆ control system based on plug-in unit as described in claim 1, which is characterized in that the plug-in unit
It is divided into four classes：Intergrated information display class plug-in unit, master control panel class plug-in unit, public information class plug-in unit, form data class plug-in unit.
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