| [Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | 
The base unit and starting point of fpGUI
| uses | 
| System, | 
| Classes, | 
| SysUtils, | 
| fpg_impl, | 
| syncobjs; | 
This unit contains all the abstract classes for the CoreLib code of fpGUI. It also defines many types and constants used throughout the toolkit.
When implementing support for a completely new windowing system (eg: Carbon used in Mac OS-X) you would implement all the abstract methods defined in this unit.