C# Класс Opc.Ua.Com.Client.ComDaClient

Provides access to a COM DA server.

Наследование: ComClient

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Открытые методы

Метод	Описание
CloneClient ( ) : ComDaClient	Creates a new instance of the client with the same configuration.
ComDaClient ( ComDaClientConfiguration configuration ) : System	Initializes a new instance of the ComDaClient class.
CreateBrowser ( string itemId ) : IDaElementBrowser	Creates a browser.
CreateGroup ( int groupId, int samplingInterval, float deadband, int &groupHandle, int &revisedSamplingInterval ) : object	Creates a group.
FindElement ( string itemId ) : DaElement	Finds the branch or item.
FindElementParentId ( string itemId ) : string	Finds the item id for the parent of the element.
FindProperty ( string itemId, int propertyId ) : DaProperty	Finds the property metadata for the specified item id.
GetStatus ( ) : OPCSERVERSTATUS?	Reads the status from the server.
Read ( ReadRequestCollection requests ) : void	Reads the item and property values from the server.
ReadAvailableProperties ( string itemId, bool updateCache ) : DaProperty[]	Read the available non-built in properties from the server.
ReadPropertyValues ( List requests ) : void	Reads the property values and stores the results in the request objects.
RemoveGroup ( int groupHandle ) : void	Removes a group.
Write ( WriteRequestCollection requests ) : void	Writes the item and property values to the server.

Защищенные методы

Метод	Описание
Dispose ( bool disposing ) : void	An overrideable version of the Dispose.
OnConnected ( ) : void	Called immediately after connecting to the server.

Приватные методы

Метод	Описание
ChangeBrowsePosition ( OPCBROWSEDIRECTION direction, string name ) : bool	Changes the browse position.
CreateElement ( string itemId, string name, string parentId ) : DaElement	Creates a new element.
CreateEnumerator ( bool branches ) : EnumString	Creates an enumerator for the current browse position.
Da20ReadItemValues ( List requests ) : void	Reads the item values and stores the results in the request object.
Da20WriteItemValues ( List requests ) : void	Writes the item values to servers.
Da30ReadItemValues ( List requests ) : void	Reads the values using the DA3 interfaces.
Da30WriteItemValues ( List requests ) : void	Writes the values using the DA3 interfaces.
FindElement ( string itemId, string name, string parentId ) : DaElement	Finds the element and updates the name if it is not already cached.
GetItemId ( string browseName ) : string	Looks up the item id for the node relative to the current browse position.
GetPropertyItemIds ( string itemId, DaProperty properties ) : void	Gets the property item ids.
ReadPropertyValues ( string itemId ) : DaValue[]	Reads the values of the properties from the server.
SaveElementInCache ( DaElement element ) : void	Saves the element in cache.
UpdateElement ( DaElement element, string name, string parentId ) : void	Updates a element.

Описание методов

CloneClient() публичный Метод

Creates a new instance of the client with the same configuration.

public CloneClient ( ) : ComDaClient
Результат	ComDaClient

ComDaClient() публичный Метод

Initializes a new instance of the ComDaClient class.

public ComDaClient ( ComDaClientConfiguration configuration ) : System
configuration	ComDaClientConfiguration
Результат	System

CreateBrowser() публичный Метод

Creates a browser.

public CreateBrowser ( string itemId ) : IDaElementBrowser
itemId	string	The item id.
Результат	IDaElementBrowser

CreateGroup() публичный Метод

Creates a group.

public CreateGroup ( int groupId, int samplingInterval, float deadband, int &groupHandle, int &revisedSamplingInterval ) : object
groupId	int
samplingInterval	int
deadband	float
groupHandle	int
revisedSamplingInterval	int
Результат	object

Dispose() защищенный Метод

An overrideable version of the Dispose.

protected Dispose ( bool disposing ) : void
disposing	bool
Результат	void

FindElement() публичный Метод

Finds the branch or item.

public FindElement ( string itemId ) : DaElement
itemId	string	The item id.
Результат	DaElement

FindElementParentId() публичный Метод

Finds the item id for the parent of the element.

public FindElementParentId ( string itemId ) : string
itemId	string	The item id.
Результат	string

FindProperty() публичный Метод

Finds the property metadata for the specified item id.

public FindProperty ( string itemId, int propertyId ) : DaProperty
itemId	string	The item id.
propertyId	int	The property id.
Результат	DaProperty

GetStatus() публичный Метод

Reads the status from the server.

public GetStatus ( ) : OPCSERVERSTATUS?
Результат	OPCSERVERSTATUS?

OnConnected() защищенный Метод

Called immediately after connecting to the server.

protected OnConnected ( ) : void
Результат	void

Read() публичный Метод

Reads the item and property values from the server.

public Read ( ReadRequestCollection requests ) : void
requests	ReadRequestCollection	The requests.
Результат	void

ReadAvailableProperties() публичный Метод

Read the available non-built in properties from the server.

public ReadAvailableProperties ( string itemId, bool updateCache ) : DaProperty[]
itemId	string	The item id.
updateCache	bool	if set to true the cache is updated.
Результат	DaProperty[]

ReadPropertyValues() публичный Метод

Reads the property values and stores the results in the request objects.

public ReadPropertyValues ( List requests ) : void
requests	List	The requests.
Результат	void

RemoveGroup() публичный Метод

Removes a group.

public RemoveGroup ( int groupHandle ) : void
groupHandle	int
Результат	void

Write() публичный Метод

Writes the item and property values to the server.

public Write ( WriteRequestCollection requests ) : void
requests	WriteRequestCollection	The requests.
Результат	void