1 #ifndef COIN_SODATASENSOR_H
2 #define COIN_SODATASENSOR_H
3 
4 /**************************************************************************\
5  * Copyright (c) Kongsberg Oil & Gas Technologies AS
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are
10  * met:
11  *
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13  * this list of conditions and the following disclaimer.
14  *
15  * Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in the
17  * documentation and/or other materials provided with the distribution.
18  *
19  * Neither the name of the copyright holder nor the names of its
20  * contributors may be used to endorse or promote products derived from
21  * this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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29  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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33  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 \**************************************************************************/
35 
36 #include <Inventor/sensors/SoDelayQueueSensor.h>
37 #include <Inventor/misc/SoNotRec.h>
38 #include <stdlib.h> // for NULL definition
39 
40 class SoNode;
41 class SoField;
42 class SoPath;
43 class SoNotList;
44 
45 class COIN_DLL_API SoDataSensor : public SoDelayQueueSensor {
46   typedef SoDelayQueueSensor inherited;
47 
48 public:
49   SoDataSensor(void);
50   SoDataSensor(SoSensorCB * func, void * data);
51   virtual ~SoDataSensor(void);
52 
53   void setDeleteCallback(SoSensorCB * function, void * data = NULL);
54   SoNode * getTriggerNode(void) const;
55   SoField * getTriggerField(void) const;
56   SoPath * getTriggerPath(void) const;
57   void setTriggerPathFlag(SbBool flag);
58   SbBool getTriggerPathFlag(void) const;
59   SoNotRec::OperationType getTriggerOperationType(void) const;
60   int getTriggerIndex(void) const;
61   int getTriggerFieldNumIndices(void) const;
62   SoNode * getTriggerGroupChild(void) const;
63   SoNode * getTriggerReplacedGroupChild(void) const;
64 
65   virtual void trigger(void);
66   virtual void notify(SoNotList * l);
67   virtual void dyingReference(void) = 0;
68 
69 protected:
70   void invokeDeleteCallback(void);
71 
72 private:
73   SoSensorCB * cbfunc;
74   void * cbdata;
75   SbBool findpath;
76   SoField * triggerfield;
77   SoNode * triggernode;
78   SoPath * triggerpath;
79   SoNotRec::OperationType triggeroperationtype;
80   int triggerindex, triggerfieldnumindices;
81   SoNode * triggergroupchild;
82   SoNode * triggergroupprevchild;
83 };
84 
85 #endif // !COIN_SODATASENSOR_H
86