Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

Click here to view the latest version of this page.

Chapter 2. UML Short Guide

Table of Contents

What are state machines?
Concepts
State machine, state, transition, event
Submachines, orthogonal regions, pseudostates
History
Completion transitions / anonymous transitions
Internal transitions
Conflicting transitions
Added concepts
State machine glossary

What are state machines?

State machines are the description of a thing's lifeline. They describe the different stages of the lifeline, the events influencing it, and what it does when a particular event is detected at a particular stage. They offer the complete specification of the dynamic behavior of the thing.