Planning How to Write a Printing Extension or Printer Driver(IM:XP)

Inside Macintosh: QuickDraw GX Printing Extensions and Drivers /: Chapter 1 - Introduction to Printing Extensions and Drivers / Using Resources to Create Printing Extensions and Printer Drivers

Planning How to Write a Printing Extension or Printer Driver
You use similar development strategies for writing both printing extensions and printer drivers, including the following steps:

Determine which imaging system(s) you are using.
Determine which printing messages you need to override.
Write the code to override those messages.
Define the resources that provide data for QuickDraw GX to use with your extension or driver.

The chapter "Printing Extensions" in this book provides a detailed description of developing a printing extension. The chapter "Printer Drivers" in this book provides
a detailed description of developing a printer driver.
The chapter "Printing Messages" in this book provides a complete reference guide to all of the printing messages that you can override to implement your printing extensions and printer drivers. The chapter "Printing Functions for Message Overrides" in this book provides a reference guide to all of the printing functions that you can call from within your message overrides. The chapter "Printing Resources" in this book provides a reference guide to all of the resources that you use to write your printing extensions
and printer drivers.