HDK: OP/OP_MultiChannel.h Source File

00001 /*
00002  * PROPRIETARY INFORMATION.  This software is proprietary to
00003  * Side Effects Software Inc., and is not to be reproduced,
00004  * transmitted, or disclosed in any way without written permission.
00005  *
00006  * Produced by:
00007  *      Edward Lam
00008  *      Side Effects
00009  *      477 Richmond Street West
00010  *      Toronto, Ontario
00011  *      Canada   M5V 3E7
00012  *      416-504-9876
00013  *
00014  * NAME:        OP_MultiChannel.h (Operator library, C++)
00015  *
00016  * COMMENTS:    Derives from OP_MultiChannel to know about node owners as a
00017  *              complement to OP_Channels.
00018  *
00019  */
00020 
00021 #ifndef __OP_MultiChannel_h__
00022 #define __OP_MultiChannel_h__
00023 
00024 #include "OP_API.h"
00025 #include <CH/CH_MultiChannel.h>
00026 
00027 class OP_Node;
00028 
00029 class OP_API OP_MultiChannel : public CH_MultiChannel
00030 {
00031 public:
00032     OP_MultiChannel();
00033     explicit OP_MultiChannel( const char *name );
00034 
00035     typedef void (*OwnerCallback)( void *data, OP_Node *owner );
00036     void    traverseOwners( OwnerCallback callback, void *data ) const;
00037     void    handleNodeDeleted( OP_Node *node );
00038 };
00039 
00040 typedef UT_RefArray<OP_MultiChannel> OP_MultiChannelRefArray;
00041 
00042 #endif // __OP_MultiChannel_h__
00043