sap BC412_ABAP_Dialog_Programming_Using_Enjoy_SAP_Control

BC412 ABAP Dialog Programming Using

EnjoySAP Controls

BC412

BC412 ABAP Dialog Programming Using EnjoySAP Controls................................................................................1

Copyright.................................................................................................................................................................2

ABAP Workbench...............................................................................................................................................3

Overview Diagram - Course Overview...............................................................................................................5

Style Conventions used in this Handbook...........................................................................................................6

Introduction to the Control Framework..................................................................................................................1

Introduction to the Control Framework: Unit Objectives...................................................................................2

Overview Diagram - BC412...............................................................................................................................3

Introduction to the Control Framework:Overview..............................................................................................4

Control Framework (CFW) - General Architecture............................................................................................5

CFW Architecture in Detail................................................................................................................................6

SAP's GUI Strategy for R/3................................................................................................................................7

Custom Controls and ABAP Objects..................................................................................................................8

Creating a Custom Control Area.......................................................................................................................15

Creating a Container Control: Proces Flow......................................................................................................16

Creating a Container Control Instance..............................................................................................................17

Syntax: Declaring Reference Variables............................................................................................................18

Information in the Class Builder.......................................................................................................................19

Syntax: Creating an Instance (With a Constructor)..........................................................................................20

Using a Flag Variable........................................................................................................................................21

Creating an EnjoySAP Control Instance: Proces Flow.....................................................................................22

Creating an Instance of the SAP Picture Control..............................................................................................23

Creating an Instance of the SAP HTML Viewer..............................................................................................24

SAP Picture Control: Features..........................................................................................................................31

SAP Picture Control: DISPLAY_MODE.........................................................................................................32

SAP HTML Viewer: Features...........................................................................................................................33

Introduction to the Control Framework:Changing the Attributes of a Control.................................................34

Displaying Data: Proces Flow...........................................................................................................................35

Displaying a Picture in the Picture Control.......................................................................................................36

Syntax: Calling Instance Methods.....................................................................................................................37

Syntax: Reading Instance Attributes.................................................................................................................38

Method Calls and the Automation Queue.........................................................................................................39

Sending the Automation Queue to the GUI: End of PBO.................................................................................40

Recap: Control Events.......................................................................................................................................47

Control Events: General Overview...................................................................................................................48

Overview: Control Events - ABAP Objects Events..........................................................................................49

Control Events: Overview.................................................................................................................................50

Overview: ABAP Objects Events.....................................................................................................................51

Events of ABAP Objects Instances...................................................................................................................52

Events of the SAP Picture Control....................................................................................................................53

Events of the SAP HTML Viewer....................................................................................................................54

ABAP Objects: Creating Handler Methods......................................................................................................55

Creating an Event Handler Method:Static Methods.........................................................................................56

Syntax: Linking an Event to an Instance Handler Method...............................................................................63

Overview: Control Events - Control Events and the Control Framework........................................................64

Control Events: Overview.................................................................................................................................65

Control Events: Automation Control as Filter..................................................................................................66

Control Events: Configuring the Control Framework.......................................................................................67

SAP Picture Control Events: Event IDs............................................................................................................68

SAP HTML Viewer Events: Event IDs............................................................................................................69

Registering Control Events with the CFW........................................................................................................70

Overview: Control Events - Event Types.........................................................................................................71

Event Type: System Event................................................................................................................................72

Registering Application Events.........................................................................................................................74

Screen and Control:Call Sequence for Application Events..............................................................................75

Application Events and Screen Input Checks (1)..............................................................................................76

Application Events and Screen Input Checks (2)..............................................................................................77

System Event and set_new_ok_code................................................................................................................78

Introduction to the Control Framework:Controls and Program Modularization..............................................79

Modularization Used So Far.............................................................................................................................80

Other Modularization Possibilities....................................................................................................................81

Introduction to the Control Framework: Unit Summary...................................................................................82

SAP Container Overview:The Container Concept..............................................................................................4

Uses for Containers.............................................................................................................................................5

SAP Container Classes........................................................................................................................................6

Graphical Visualization of Containers................................................................................................................7

Dialog Box Level and Top-Level Container.......................................................................................................8

Technical Methods for Attaching SAP Containers.............................................................................................9

Visibility and Lifetime of SAP Containers.......................................................................................................10

SAP Container Overview:SAP Custom Container Control..............................................................................11

SAP Custom Container: Features......................................................................................................................12

Creating an Instance of the SAP Custom Container Control............................................................................13

SAP Docking Container: Linking to the Screen...............................................................................................20

Creating an Instance of the SAP Docking Container Control...........................................................................21

Reading and Setting Attributes.........................................................................................................................22

Relinking an SAP Docking Container..............................................................................................................23

SAP Container Overview:SAP Splitter Container Control...............................................................................24

SAP Splitter Container: Features......................................................................................................................25

SAP Splitter Container: Use..............................................................................................................................26

Creating an Instance of the SAP Splitter Container Control.............................................................................27

SAP Splitter Container: Finding a Cell Reference............................................................................................28

Reading and Setting Attributes.........................................................................................................................29