Legacy Document

Important: The information in this document is obsolete and should not be used for new development.

Inside Macintosh: Macintosh Toolbox Essentials /

Chapter 4 - Window Manager / Window Manager Reference

Maintaining the Update Region
This section describes the routines you use to update your windows and to maintain window update regions.

Subtopics

BeginUpdate

EndUpdate

InvalRect

InvalRgn

ValidRect

ValidRgn

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