Developing Applications

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You can use the SET command to change parameters that govern your FOCUS environment.

How This Manual Is Organized

This manual includes the following chapters:

The SET CommandTypes of SET ParametersSET Parameter Syntax
Chapter/Appendix Contents

1

Managing Applications

Describes how to work with Application Files, how to control the APP environment, and how to use APP methods to simplify the process of moving a user application from one platform to another.

2

Testing and Debugging With Query Commands

Describes how to diagnose problems encountered when running a procedure.

3

Managing Flow of Control in an Application

Describes how to make a report procedure more dynamic using Dialogue Manager commands.

4

Defining a Word Substitution

Describes how to define a string substitution that can be used in a report request.

5

Enhancing Application Performance

Describes FOCUS facilities for increasing the speed of your application.

6

Working With Cross-Century Dates

Describes techniques for assigning a century date to dates with two-digit years.

7

Euro Currency Support

Describes how to create and use a currency data source to convert to and from the new euro currency.

8

Designing Windows With Window Painter

Describes how to create FOCUS windows and menus that work in conjunction with a procedure.

A

Master Files and Diagrams

Contains Master Files and diagrams of sample data sources used in the documentation examples.

B

Error Messages

Describes how to obtain information about error messages.


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