Enter a class name appropriate to the functions you will create. Click the ActiveX Tab in the New Items dialog box, and double-click the Automation Object icon. Choose the New command from the File menu again. The project should be named CRUFLxxx.DPR, where xxx is a name of your choice.Ĭreate the Automation Object 1. Choose the Save Project As command from the File menu, and save your Delphi project. For example, CRUFLMyFunctions is a valid project name for your Automation Server. The U2LCOM.DLL UFL will only read functions exposed by Automation Servers named with a CRUFL prefix. Delphi creates a default ActiveX Library for you. Click the ActiveX Tab in the New Items dialog box, and double-click the ActiveX Library icon. Choose the New command from the File menu. Build the ProjectĬreate the Project When Delphi first opens, it creates a default project and form for you. There are six primary steps to creating User Defined Functions in an automation server in Delphi: 1.
Introduction Version 3.0 or higher of Delphi is required to create automation servers containing User Defined Functions. 7Ĭopyright 2001 Crystal Decisions, Inc. 5 CREATE THE USER-DEFINED FUNCTIONS.5 BUILD THE PROJECT.5 DELPHI AND SEAGATE CRYSTAL REPORTS DATA TYPES.6 CONTACTING CRYSTAL DECISIONS FOR TECHNICAL SUPPORT.
2 ADD METHODS TO THE TYPE LIBRARY.3 REGISTER THE TYPE LIBRARY. 2 CREATE THE PROJECT.2 CREATE THE AUTOMATION OBJECT. User Function Libraries can be used to create customized functions in formulas for the Seagate Crystal Reports formula language.Ĭontents INTRODUCTION.
PCAMERICA SUPPORT CRYSTAL REPORTS HOW TO
Overview This document describes how to create a Crystal User Function Library (UFL) DLL in Delphi 3 or higher. Crystal Reports Creating Crystal Reports User Function Libraries (UFLs) in Delphi
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