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ScXMLEventTarget.h
1#ifndef SCXML_EVENTTARGET_H
2#define SCXML_EVENTTARGET_H
3
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34\**************************************************************************/
35
36#include <Inventor/scxml/ScXMLObject.h>
37#include <Inventor/tools/SbPimplPtr.h>
38
39class ScXMLSendElt;
40class ScXMLEventElt;
41class ScXMLEvent;
42
43class COIN_DLL_API ScXMLEventTarget : public ScXMLObject {
44 typedef ScXMLObject inherited;
45 SCXML_OBJECT_ABSTRACT_HEADER(ScXMLEventTarget)
46
47public:
48 static void initClass(void);
49 static void cleanClass(void);
50
51 ScXMLEventTarget(void);
52 virtual ~ScXMLEventTarget(void);
53
54 // event-target identification
55 virtual void setEventTargetType(const char * targettype);
56 const char * getEventTargetType(void) const { return this->targettype; }
57
58 virtual void setEventTargetName(const char * targetname);
59 const char * getEventTargetName(void) const { return this->targetname; }
60
61 // event processing
62 virtual const ScXMLEvent * getCurrentEvent(void) const { return this->currentevent; }
63
64 virtual void queueEvent(const ScXMLEvent * event);
65 virtual void queueEvent(const SbName & eventid);
66
67 virtual SbBool processEventQueue(void);
68
69 // inter-system communication
70 virtual SbBool sendExternalEvent(const ScXMLSendElt * sendelt);
71 virtual SbBool sendInternalEvent(const ScXMLEventElt * sendelt);
72
73 virtual void queueInternalEvent(const ScXMLEvent * event);
74 virtual void queueInternalEvent(const SbName & eventid);
75
76protected:
77 char * targetname;
78 char * targettype;
79
80 const ScXMLEvent * currentevent;
81 SbBool isprocessingqueue;
82
83 virtual void setCurrentEvent(const ScXMLEvent * event);
84 virtual const ScXMLEvent * getNextEvent(void);
85 virtual const ScXMLEvent * getNextInternalEvent(void);
86 virtual const ScXMLEvent * getNextExternalEvent(void);
87
88 virtual SbBool processOneEvent(const ScXMLEvent * event);
89
90 static void registerEventTarget(ScXMLEventTarget * target, const char * sessionid = NULL);
91 static void unregisterEventTarget(ScXMLEventTarget * target, const char * sessionid = NULL);
92
93 static ScXMLEventTarget * getEventTarget(const char * targettype, const char * targetname, const char * sessionid = NULL);
94
95private:
96 ScXMLEventTarget(const ScXMLEventTarget & rhs); // N/A
97 ScXMLEventTarget & operator = (const ScXMLEventTarget & rhs); // N/A
98
99 class PImpl;
100 SbPimplPtr<PImpl> pimpl;
101
102}; // ScXMLEventTarget
103
104#endif // !SCXML_EVENTTARGET_H
The SbName class stores strings by reference.
Definition SbName.h:40
Definition SbPimplPtr.h:55
implements the <event> SCXML element.
Definition ScXMLEventElt.h:43
base class for event targets for inter-system event communication
Definition ScXMLEventTarget.h:43
virtual const ScXMLEvent * getCurrentEvent(void) const
Definition ScXMLEventTarget.h:62
Base class for events sent to SCXML state machines.
Definition ScXMLEvent.h:40
static void cleanClass(void)
Does the opposite of initClass, deallocates any class specific resources and resets the class to an u...
Definition ScXMLObject.cpp:115
static void initClass(void)
Sets up initialization for data common to all instances of this class, like submitting necessary info...
Definition ScXMLObject.cpp:102
the < send> SCXML element.
Definition ScXMLSendElt.h:43