| # Gaudi Framework, version v21r8 |

Home |  | Generated: 17 Mar 2010

# IToolSvc.h File Reference

`#include "GaudiKernel/IInterface.h"`
`#include "GaudiKernel/System.h"`
`#include <string>`

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## Classes
class | IToolSvc
| The interface implemented by the IToolSvc base class. More...
class | IToolSvc::Observer
| allow call-backs when a tool is a created or retrieved More...