deargui-vpl/ref/virtools/Includes/VRGlobals.h

80 lines
2.8 KiB
C

/*************************************************************************/
/* File : VRGlobals.h */
/* Author : Leïla AIT KACI */
/* */
/* Base Class for Virtools VRPack Managers */
/* Virtools SDK */
/* Copyright (c) Virtools 2004, All Rights Reserved. */
/*************************************************************************/
#ifndef VRGlobals_H
#define VRGlobals_H "$Id:$"
#include "CKAll.h"
#include "VRAll.h"
/***************************************************************
Summary: Create a new VRContext
Output Arguments:
+ oVRContext: created VRContext
Input Arguments:
+ iCKContext: CKContext to which the VRContext is attached. This argument
may be NULL to allow getting token values prior to the CKContext creation.
In this case, a CKContext is automatically attached when creating the
VRMainManager.
Return Value:
+ VR_OK if success
+ VR_ALREADYEXIST if a VRContext already exist for the given CKContext
Remarks:
+ The created context must be closed with VRCloseContext.
See also: VRGetContext, VRCloseContext, VRContext.
****************************************************************/
VRERROR VRCreateContext(VRContext** oVRContext, CKContext* iCKContext);
/***************************************************************
Summary: Get the VRContext attached to the given CKContext
Output Arguments:
+ oVRContext: The VRContext found, a NULL pointer otherwise.
Input Arguments:
+ iCKContext: CKContext to which the VRContext is attached.
Return Value: VR_OK
See also: VRCreateContext, VRCloseContext, VRContext.
****************************************************************/
VRERROR VRGetContext(VRContext** oVRContext, CKContext* iCKContext);
VRContext* VRGetContext( CKContext* iCKContext );
VRContext* VRGetFirstManagedContext( void );
/***************************************************************
Summary: Close a VRContext created with VRCreateContext.
Input Arguments:
+ iVRContext: context to close.
Return Value: VR_OK
Remarks:
+ The VRContext should be close at the end of the application.
+ Closing the VRContext will call OnViewDelete on all the VRManager
to allow the VRBaseManager to delete user datas.
See also: VRCreateContext, VRGetContext, VRContext.
****************************************************************/
VRERROR VRCloseContext(VRContext* iVRContext);
/*******************************************
Summary: Convert a VRERROR code to a descriptive string.
Input Arguments:
+ iErr: An error code which description string should be returned.
Return Value:
A string describing the error.
Remarks:
+ When the error is not a VRERROR, the string returned is "Unknown VR Error"
See Also: VRERROR
********************************************/
CKSTRING VRErrorToString(VRERROR iErr);
#endif