HPGCC3 Documentation 3.0 R003

The GUI in detail

The GUI features grayscale graphics and keyboard interaction for easy coding of applications.

Overview

The GUI module handles graphics and user interaction. It is based in forms and controls, which are implemented as C++ classes. Controls interact with the user and with other controls through events. Events are messages distributed through the controls that can be used to identify certain conditions and to react in consequence. For clarity, this section is divided in:

GUI controls overview

GUI events overview

Advanced GUI topics and internals