SAP ABAP Class CL_WD_CONTEXT_SERVICES (Help Class for Web Dynpro Context Calls)

Hierarchy

☛ SAP_UI (Software Component) User Interface Technology
   ⤷ BC-WD-ABA (Application Component) Web Dynpro ABAP
     ⤷ SWDP_UTILITY (Package) Web Dynpro Utilities

Properties

Class	CL_WD_CONTEXT_SERVICES
Short Description	Help Class for Web Dynpro Context Calls
Super Class
Instantiability of a Class	2	Public
Final	☑

General Data

Message Class
Program status
Category	0
Package	SWDP_UTILITY	Web Dynpro Utilities
Created	20040616	SAP
Last change	20130531	SAP
Shared Memory-enabled	☐
Fixed point arithmetic	☑
Unicode checks active	☑

Forward declarations

#	Type group / Object type	Type	Type Description
1	ABAP	Type group use (TYPE-POOLS tp)	Type group use (TYPE-POOLS tp)

Interfaces

Class CL_WD_CONTEXT_SERVICES has no interface implemented.

Friends

Class CL_WD_CONTEXT_SERVICES has no friend class.

Attributes

#	Attribute	Level	Visibility	Read only	Typing	Associated Type	Initial Value	Description	Created on
1	ATTRIBUTE_CHANGED	Constant	Public	☐	Type reference (TYPE)	CHAR1	'A'	Constant for Change Tracing	20040701
2	COLLECTION_CHANGED	Constant	Public	☐	Type reference (TYPE)	CHAR1	'C'	Constant for Change Tracing	20040701
3	E_PROPERTY	Constant	Public	☐	See coding				20090108
4	LEADSELECTION_CHANGED	Constant	Public	☐	Type reference (TYPE)	CHAR1	'L'	Constant for Change Tracing	20040701
5	M_CHANGE_LIST	Instance attribute	Private	☐	Type reference (TYPE)	CHANGED_LIST			20040701
6	M_SUBSCRIPTION_ACTIVE	Instance attribute	Private	☐	Type reference (TYPE)	WDY_BOOLEAN	ABAP_FALSE	Replacement for Real Boolean Type: 'X' == True '' == False	20040701
7	M_SUBSCRIPTION_LIST	Instance attribute	Private	☐	Type reference (TYPE)	LT_SUBSCRIPTION_LIST			20040701
8	SELECTION_CHANGED	Constant	Public	☐	Type reference (TYPE)	CHAR1	'S'	Constant for Change Tracing	20041213
9	TYPE_CHANGED	Constant	Public	☐	Type reference (TYPE)	CHAR1	'T'	Constant for Change Tracing	20070221

Methods

#	Method	Level	Visibility	Method type	Description	Created on
1	ACTIVATE_SUBSCRIPTIONS	Instance method	Public	Method	Activation for Registrations	20040701
2	DEACTIVATE_SUBSCRIPTIONS	Instance method	Public	Method	Deactivation of Registrations	20040701
3	DO_REGISTER	Instance method	Private	Method	Registration at Context Nodes	20040701
4	GET_CHANGE_LIST	Instance method	Public	Method	Getting Change List	20040701
5	GET_ELEMENT_PATH_FOR_CTRL	Static method	Public	Method	Gets Path of Element in Controller	20050412
6	GET_MAPPED_NODE_FOR_CONTROLLER	Static method	Public	Method	Gets Path of Node in Controller	20041124
7	GET_NODE_METAPATH_FOR_CTRL	Static method	Public	Method	Gets Path of Node in Controller	20041020
8	GET_NODE_PATH_FOR_CONTROLLER	Static method	Public	Method	Gets Path of Node in Controller	20041020
9	GET_ORIGINAL_NODE	Static method	Public	Method		20050124
10	GET_TABLE_FROM_NODE	Static method	Public	Method	Obsolete	20040623
11	ON_ATTRIBUTE_CHANGE	Instance method	Private	Event handling method		20040701
12	ON_COLLECTION_CHANGE	Instance method	Private	Event handling method		20040701
13	ON_CONTROLLER_EXIT	Instance method	Private	Event handling method		20071218
14	ON_LEAD_SELECTION_CHANGE	Instance method	Private	Event handling method		20040701
15	ON_SELECTION_CHANGE	Instance method	Private	Event handling method		20041213
16	ON_TYPE_CHANGE	Instance method	Private	Event handling method		20070221
17	RESET_CHANGE_LIST	Instance method	Public	Method	Reset of Change List	20040701
18	SUBSCRIBE_TO_NODE_CHANGES	Instance method	Public	Method	Registration to Changes of Specific Context Nodes	20040701
19	UNSUBSCRIBE_ALL	Instance method	Public	Method	Deregistration of All Context Changes	20040701
20	UNSUBSCRIBE_FROM_NODE_CHANGES	Instance method	Public	Method	Deregistration of Changes of Specific Context Nodes	20040701
21	UPDATE_ELEMENT_FROM_STRUCTURE	Static method	Public	Method	Obsolete	20040616
22	UPDATE_NODE_FROM_TABLE_BY_IND	Static method	Public	Method	Obsolete	20040616
23	UPDATE_NODE_FROM_TABLE_BY_KEY	Static method	Public	Method	Obsolete	20040616

Events

Class CL_WD_CONTEXT_SERVICES has no event.

Types

#	Type	Visibility	Typing	Associated Type	Description	Created on	Type Source
1	CHANGED_ITEM	Public	See coding			20040701	begin of CHANGED_ITEM, controller type ref to if_wd_controller, node_name type string, node type ref to if_wd_context_node, node_path type string, Change_kind type char1, element_index type I, attribute_name type string, property type I, end of CHANGED_ITEM
2	CHANGED_LIST	Public	See coding			20040701	CHANGED_LIST type sorted table of changed_item with non-unique key controller node_name
3	LT_SUBSCRIPTION_ELEMENT	Private	See coding			20040701	begin of LT_SUBSCRIPTION_ELEMENT, controller type ref to cl_wdr_controller, node_name type string, is_active type wdy_boolean, end of lt_subscription_element
4	LT_SUBSCRIPTION_LIST	Private	See coding			20040701	lt_subscription_list type hashed table of lt_subscription_element with unique key controller node_name
5	SUBSCRIPTION_ELEMENT	Public	See coding			20040701	BEGIN OF subscription_element, controller TYPE REF TO if_wd_controller, node_name TYPE string, END OF subscription_element
6	SUBSCRIPTION_LIST	Public	See coding			20040701	subscription_list TYPE TABLE OF subscription_element

Method Signatures

Method ACTIVATE_SUBSCRIPTIONS Signature

Method ACTIVATE_SUBSCRIPTIONS on class CL_WD_CONTEXT_SERVICES has no parameter.
Method ACTIVATE_SUBSCRIPTIONS on class CL_WD_CONTEXT_SERVICES has no exception.

Method DEACTIVATE_SUBSCRIPTIONS Signature

Method DEACTIVATE_SUBSCRIPTIONS on class CL_WD_CONTEXT_SERVICES has no parameter.
Method DEACTIVATE_SUBSCRIPTIONS on class CL_WD_CONTEXT_SERVICES has no exception.

Method DO_REGISTER Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ACTIVE	Call by reference	☐	Type reference (TYPE)	WDY_BOOLEAN	ABAP_TRUE	Ersatz für echten boolschen Typ: 'X' == wahr '' == falsch	20040701
2	Importing	INCLUDE_TYPE_CHANGES	Call by reference	☐	Type reference (TYPE)	WDY_BOOLEAN	ABAP_FALSE	Ersatz für echten boolschen Typ: 'X' == wahr '' == falsch	20070221

Method DO_REGISTER on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_CHANGE_LIST Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	CHANGED_ITEMS	Value transfer	☐	Type reference (TYPE)	CHANGED_LIST		Liste mit den Änderungen	20040701
2	Importing	RESET_LIST	Call by reference	☐	Type reference (TYPE)	WDY_BOOLEAN	ABAP_TRUE	Zurücksetzen der Liste?	20040701

Method GET_CHANGE_LIST on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_ELEMENT_PATH_FOR_CTRL Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTROLLER		Web Dynpro: Controller	20050412
2	Importing	ELEMENT	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_ELEMENT		Web Dynpro: Schnittstelle für ein Knotenelement	20050412
3	Returning	PATH	Value transfer	☐	Type reference (TYPE)	STRING			20050412

Method GET_ELEMENT_PATH_FOR_CTRL on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_MAPPED_NODE_FOR_CONTROLLER Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTROLLER		Web Dynpro: Controller	20041124
2	Returning	NEW_NODE	Value transfer	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Web Dynpro: Schnittstelle für Context-Knoten	20041124
3	Importing	NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Schnittstelle für die dynamische Verwendung von Knoten	20041124

Method GET_MAPPED_NODE_FOR_CONTROLLER on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_NODE_METAPATH_FOR_CTRL Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTROLLER		Web Dynpro: Controller	20041020
2	Importing	NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Schnittstelle für die dynamische Verwendung von Knoten	20041020
3	Returning	PATH	Value transfer	☐	Type reference (TYPE)	STRING			20041020

Method GET_NODE_METAPATH_FOR_CTRL on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_NODE_PATH_FOR_CONTROLLER Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTROLLER		Web Dynpro: Controller	20041020
2	Importing	NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Schnittstelle für die dynamische Verwendung von Knoten	20041020
3	Returning	PATH	Value transfer	☐	Type reference (TYPE)	STRING			20041020

Method GET_NODE_PATH_FOR_CONTROLLER on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_ORIGINAL_NODE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	IN_NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Web Dynpro: Schnittstelle für Context-Knoten	20050124
2	Returning	OUT_NODE	Value transfer	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Web Dynpro: Schnittstelle für Context-Knoten	20050124

Method GET_ORIGINAL_NODE on class CL_WD_CONTEXT_SERVICES has no exception.

Method GET_TABLE_FROM_NODE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Exporting	DATA_TABLE	Call by reference	☐	Type reference (TYPE)	ANY TABLE			20040623
2	Importing	NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		Schnittstelle für die dynamische Verwendung von Knoten	20040623

Method GET_TABLE_FROM_NODE on class CL_WD_CONTEXT_SERVICES has no exception.

Method ON_ATTRIBUTE_CHANGE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ATTRIBUTE_NAME	Value transfer	☐	Attribute reference (LIKE)				20040701
2	Importing	CONTROLLER	Call by reference	☐	Attribute reference (LIKE)				20040701
3	Importing	ELEMENT	Value transfer	☐	Attribute reference (LIKE)				20040701
4	Importing	ELEMENT_INDEX	Call by reference	☐	Attribute reference (LIKE)				20040701
5	Importing	NODE	Call by reference	☐	Attribute reference (LIKE)				20090108
6	Importing	NODE_NAME	Call by reference	☐	Attribute reference (LIKE)				20040701
7	Importing	PROPERTY	Call by reference	☐	Attribute reference (LIKE)				20090108

Method ON_ATTRIBUTE_CHANGE on class CL_WD_CONTEXT_SERVICES has no exception.

Method ON_COLLECTION_CHANGE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Attribute reference (LIKE)				20040701
2	Importing	NODE	Call by reference	☐	Attribute reference (LIKE)				20040701
3	Importing	NODE_NAME	Call by reference	☐	Attribute reference (LIKE)				20040701
4	Importing	PROPERTY	Call by reference	☐	Attribute reference (LIKE)				20090108

Method ON_COLLECTION_CHANGE on class CL_WD_CONTEXT_SERVICES has no exception.

Method ON_CONTROLLER_EXIT Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Attribute reference (LIKE)				20071218

Method ON_CONTROLLER_EXIT on class CL_WD_CONTEXT_SERVICES has no exception.

Method ON_LEAD_SELECTION_CHANGE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Attribute reference (LIKE)				20040701
2	Importing	NODE	Call by reference	☐	Attribute reference (LIKE)				20040701
3	Importing	NODE_NAME	Call by reference	☐	Attribute reference (LIKE)				20040701

Method ON_LEAD_SELECTION_CHANGE on class CL_WD_CONTEXT_SERVICES has no exception.

Method ON_SELECTION_CHANGE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Attribute reference (LIKE)				20041213
2	Importing	NODE	Call by reference	☐	Attribute reference (LIKE)				20041213
3	Importing	NODE_NAME	Call by reference	☐	Attribute reference (LIKE)				20041213

Method ON_SELECTION_CHANGE on class CL_WD_CONTEXT_SERVICES has no exception.

Method ON_TYPE_CHANGE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	CONTROLLER	Call by reference	☐	Attribute reference (LIKE)				20070221
2	Importing	NODE_INFO	Call by reference	☐	Attribute reference (LIKE)				20070221
3	Importing	NODE_NAME	Call by reference	☐	Attribute reference (LIKE)				20070221

Method ON_TYPE_CHANGE on class CL_WD_CONTEXT_SERVICES has no exception.

Method RESET_CHANGE_LIST Signature

Method RESET_CHANGE_LIST on class CL_WD_CONTEXT_SERVICES has no parameter.
Method RESET_CHANGE_LIST on class CL_WD_CONTEXT_SERVICES has no exception.

Method SUBSCRIBE_TO_NODE_CHANGES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	INCLUDE_TYPE_CHANGES	Call by reference	☐	Type reference (TYPE)	WDY_BOOLEAN	ABAP_FALSE	Auch Node-Info-Änderungen anzeigen	20070221
2	Importing	SET_INITIAL_LIST	Call by reference	☐	Type reference (TYPE)	WDY_BOOLEAN	ABAP_FALSE	Soll die bisherige Liste gelöscht werden?	20040701
3	Importing	SUBSCRIPTIONS	Call by reference	☐	Type reference (TYPE)	SUBSCRIPTION_LIST			20040701

Method SUBSCRIBE_TO_NODE_CHANGES on class CL_WD_CONTEXT_SERVICES has no exception.

Method UNSUBSCRIBE_ALL Signature

Method UNSUBSCRIBE_ALL on class CL_WD_CONTEXT_SERVICES has no parameter.
Method UNSUBSCRIBE_ALL on class CL_WD_CONTEXT_SERVICES has no exception.

Method UNSUBSCRIBE_FROM_NODE_CHANGES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	SUBSCRIPTIONS	Call by reference	☐	Type reference (TYPE)	SUBSCRIPTION_LIST		List mit den Items zum Deregistrieren	20040701

Method UNSUBSCRIBE_FROM_NODE_CHANGES on class CL_WD_CONTEXT_SERVICES has no exception.

Method UPDATE_ELEMENT_FROM_STRUCTURE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ELEMENT	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_ELEMENT		Schnittstelle für die dynamische Verarbeitung von Elementen	20040623
2	Importing	NEW_DATA	Call by reference	☐	Type reference (TYPE)	DATA			20040623

Method UPDATE_ELEMENT_FROM_STRUCTURE on class CL_WD_CONTEXT_SERVICES has no exception.

Method UPDATE_NODE_FROM_TABLE_BY_IND Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	DATA_TABLE	Call by reference	☐	Type reference (TYPE)	STANDARD TABLE		Eingabetabelle	20040623
2	Importing	NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		zu füllender Context-Knoten	20040616
3	Importing	OLD_TABLE	Call by reference	☑	Type reference (TYPE)	STANDARD TABLE		Tabelle mit vorherigen Werten	20040616

Method UPDATE_NODE_FROM_TABLE_BY_IND on class CL_WD_CONTEXT_SERVICES has no exception.

Method UPDATE_NODE_FROM_TABLE_BY_KEY Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	DATA_TABLE	Call by reference	☐	Type reference (TYPE)	ANY TABLE		Eingabetabelle	20040623
2	Importing	NODE	Call by reference	☐	Object reference (TYPE REF TO)	IF_WD_CONTEXT_NODE		zu füllender Context-Knoten	20040616
3	Importing	OLD_TABLE	Call by reference	☑	Type reference (TYPE)	STANDARD TABLE		Tabelle mit vorherigen Werten	20040616

Method UPDATE_NODE_FROM_TABLE_BY_KEY on class CL_WD_CONTEXT_SERVICES has no exception.

History

Last changed by/on	SAP	20130531
SAP Release Created in	700