Book Image

SAP ABAP Advanced Cookbook

By : Rehan Zaidi
Book Image

SAP ABAP Advanced Cookbook

By: Rehan Zaidi

Overview of this book

ABAP (Advanced Business Application Programming) is SAP's proprietary 4th Generation Language (4GL). SAP core is written almost entirely in ABAP.ABAP is a high level programming language used in SAP for development and other customization processes."SAP ABAP Advanced Cookbook"ù covers advanced SAP programming applications with ABAP. It teaches you to enhance SAP applications by developing custom reports and interfaces with ABAP programming. This cookbook has quick and advanced real world recipes for programming ABAP.It begins with the applications of ABAP Objects and ALV tips and tricks. It then covers Design Patterns and Dynamic Programming in detail.You will also learn the usage of quality improvement tools such as transaction SAT, SQL Trace, and the Code Inspector.Simple transformations and its application in Excel Downloading will also be discussed, as well as the newest topics of Adobe Interactive Forms and the consumption and creation of Web services. The book comes to an end by covering advanced usage of Web Dynpro for ABAP and the latest advancement in Floorplan Manager.
Table of Contents (22 chapters)
SAP ABAP Advanced Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Taking desktop folder and filename as input


In this recipe, we will create a small program that will take as input a folder name and filename(s) from the user. Both standard function modules, as well as classes, may be used for this purpose.

In the main part of this recipe, we will use the function modules, TMP_GUI_BROWSE_FOR_FOLDER and TMP_GUI_FILE_OPEN_DIALOG. In addition to the browsing capability, the user may also create a new folder while entering a folder. The file's function module lets you select multiple files from your local directory.

The There's more... section of this recipe will show an equivalent based on the object oriented approach. The methods, directory_browse and file_open_dialog, of the class cl_gui_frontend_services will be used.

How to do it...

For taking input of folder and files, proceed as follows:

  1. First, two parameter input fields are declared for the folder and filename, having a length of 80 and 50 characters respectively.

  2. Then, we will write the code within the at...