Package com.sun.jna.platform.win32
Interface Winsvc.Handler
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- All Superinterfaces:
- AltCallingConvention,- Callback,- StdCall,- StdCallLibrary.StdCallCallback
 - Enclosing interface:
- Winsvc
 
 public static interface Winsvc.Handler extends StdCallLibrary.StdCallCallback An application-defined callback function used with the RegisterServiceCtrlHandler function. A service program can use it as the control handler function of a particular service.This function has been superseded by the Winsvc.HandlerExcontrol handler function used with theAdvapi32.RegisterServiceCtrlHandlerEx(java.lang.String, com.sun.jna.platform.win32.Winsvc.HandlerEx, com.sun.jna.Pointer)function. A service can use either control handler, but the new control handler supports user-defined context data and additional extended control codes.
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Nested Class Summary- 
Nested classes/interfaces inherited from interface com.sun.jna.CallbackCallback.UncaughtExceptionHandler
 
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Field Summary- 
Fields inherited from interface com.sun.jna.CallbackFORBIDDEN_NAMES, METHOD_NAME
 
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Method SummaryAll Methods Instance Methods Abstract Methods Modifier and Type Method Description voidcallback(int fdwControl)
 
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Method Detail- 
callbackvoid callback(int fdwControl) - Parameters:
- fdwControl- [in] The control code. This parameter can be one of the following values.- Control code - Meaning - SERVICE_CONTROL_CONTINUE 
 0x00000003- Notifies a paused service that it should resume. - SERVICE_CONTROL_INTERROGATE 
 0x00000004- Notifies a service that it should report its current status information to the service control manager. 
 The handler should simply return NO_ERROR; the SCM is aware of the current state of the service.- SERVICE_CONTROL_NETBINDADD 
 0x00000007- Notifies a network service that there is a new component for binding. The service should bind to the new component. 
 Applications should use Plug and Play functionality instead.- SERVICE_CONTROL_NETBINDDISABLE 
 0x0000000A- Notifies a network service that one of its bindings has been disabled. The service should reread its binding information and remove the binding. 
 Applications should use Plug and Play functionality instead.- SERVICE_CONTROL_NETBINDENABLE 
 0x00000009- Notifies a network service that a disabled binding has been enabled. The service should reread its binding information and add the new binding. 
 Applications should use Plug and Play functionality instead.- SERVICE_CONTROL_NETBINDREMOVE 
 0x00000008- Notifies a network service that a component for binding has been removed. The service should reread its binding information and unbind from the removed component. 
 Applications should use Plug and Play functionality instead.- SERVICE_CONTROL_PARAMCHANGE 
 0x00000006- Notifies a service that its startup parameters have changed. The service should reread its startup parameters. - SERVICE_CONTROL_PAUSE 
 0x00000002- Notifies a service that it should pause. - SERVICE_CONTROL_SHUTDOWN 
 0x00000005- Notifies a service that the system is shutting down so the service can perform cleanup tasks. 
 If a service accepts this control code, it must stop after it performs its cleanup tasks and return NO_ERROR. After the SCM sends this control code, it will not send other control codes to the service.- SERVICE_CONTROL_STOP 
 0x00000001- Notifies a service that it should stop. 
 If a service accepts this control code, it must stop upon receipt and return NO_ERROR. After the SCM sends this control code, it does not send other control codes.
 Windows XP: If the service returns NO_ERROR and continues to run, it continues to receive control codes. This behavior changed starting with Windows Server 2003 and Windows XP with SP2.- This parameter can also be a user-defined control code, as described in the following table. - Control code - Meaning - Range 128 to 255. - The service defines the action associated with the control code. 
 
 
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