PowerBuilder Native Interface Programmers Guide and Reference
Programmers Guide

Table of Contents

Nonvisual extension example

Building the pbadd PowerBuilder extension

Using the extension in PowerBuilder

Creating a PowerBuilder extension

Step 1: Decide on a feature to implement

Step 2: Define the classes and functions in the extension

Step 3: Declare native classes and global functions

Step 4: Implement native classes and global functions

Step 5: Export methods to create class instances

Step 6: Build a PBX

Adding an extension to a PowerBuilder target

Using the extension

Creating and using a visual extension

Step 1: Decide on a feature to implement

Step 2: Define the classes and functions in the extension

Step 3: Declare visual classes and global functions

Step 4: Implement native classes

Step 5: Export methods to create class instances

Step 6: Build and use a PBX

Step 7: Use the visual extension in an application

Creating visual class instances

Event processing in visual extensions

Using an event name with return type and arguments

Using an event name with a PowerBuilder event ID

Processing events sent to the parent of the window

Calling PowerScript from an extension

Example: Calling PowerBuilder functions

Exception handling and debugging