What is object-oriented ALV in ABAP?
Introduction. The OO ALV is ALV using object-oriented ABAP. ALV stands for ABAP List Viewer and provides the standard list format and user interface for all the ABAP programs. The advantage of using OOPS ALV in SAP ABAP is that is flexible and used to build interactive and modern-designing list.
What is difference between normal ALV and oops?
We have n number of events availabel in the classes when compared to ALV with function modules. 2. We can display more than one ALV grid data on a single screen in OO-ALV. But in normal ALV it is not possible.
Which object-oriented method can be used to display ALV output?
We use the DISPLAY method from our instantiated ALV Object that was created for us via the Factory-Method Pattern. . We simply call it. gr_table->display( ). That’s it!
What are the advantages of OO ALV?
In ALV we cannot place grids on screens but in OOALV we can place grids on screens. we can insert logos in OOPS ALV. identifies the location where we r goinh to display.
How do you display output in ALV in ABAP?
Use
- FACTORY You instantiate the main ALV class: You define the internal data table that provides the structure and content of the ALV output, as needed. You define which display type you want to use for the ALV output.
- DISPLAY To display the ALV output on the screen, call up the method DISPLAY afterwards.
What are the types of ALV reports in SAP ABAP?
Using ALV, we can have three types of reports:
- Simple Report.
- Block Report.
- Hierarchical Sequential Report.
What is the difference between simple and an interactive ALV report?
To avoid such instances we go for alv report wherein we can display too many fields in a single row. Interactive Report means an output list which displays basic details & allow user to interact, so that a new list is populated based on user-selection.
How use ALV grid display in SAP ABAP?
select-options: vbeln for vbap-vbeln. data it type table of ZSTRUCT_ALV. select vbeln posnr from vbap into table it where vbeln in vbeln. CALL FUNCTION ‘REUSE_ALV_GRID_DISPLAY’ EXPORTING I_STRUCTURE_NAME = ‘ZSTRUCT_ALV’ TABLES T_OUTTAB = it .
Why do we use interactive ALV why not ALV classical report?
Classical Report is used to display just the table data. It consist only single list. Interactive reports are reports where users can interact more means if we cliack on some field it will display one more list. In ALV reports SAP has provided some function modules to display output.
How do I create ALV report in ABAP?
How to Create a Simple ALV Report for displaying data from a table
- Step 1: Go to SE38 Tcode.
- Step 2: Type Title & select ‘Executable Program’ type in Attributes and then click on save.
- Step 3: Now enter the Package name in ‘Package’ Attribute and click on the button.
- Step 4: Select the TR and click on button.