The easiest way to display an ALV in PopUp is to use the standard function module REUSE_ALV_POPUP_TO_SELECT. The ALV can be editable also, so the ALV will help for example to select lines without a set of lines.
PopUp in SAP : Discover how SAP Manages PopUp with ABAP & Sample
ABAP PopUp: Types and Samples codes
ABAP PopUps are rich enough to do different functions.
In this articles, I will try to details the most used Abap Popup window kind with sample SAP ABAP code of course to help you implement it quickly.
Display Popup Window in WebDynpro Abap
This is a step by step tutorial how to create and display Popup Window in WebDynpro Abap.
Build Popup Window in Webdynpro abap
Step by Step Guide how to Debug Popup Screen in SAP ABAP
Debug Popup Screen in ABAP can be helpfull to follow/understand the processing of ABAP flow.
The ‘/h’ doesn’t work in this case. I added the most common Debugging command for ABAP reports.