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ScXMLTransitionElt.h
1 #ifndef COIN_SCXMLTRANSITIONELT_H
2 #define COIN_SCXMLTRANSITIONELT_H
3 
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35 
36 #include <Inventor/scxml/ScXMLElt.h>
37 #include <Inventor/tools/SbPimplPtr.h>
38 
39 class ScXMLEvent;
40 class ScXMLExecutableElt;
41 class ScXMLStateMachine;
42 
43 class COIN_DLL_API ScXMLTransitionElt : public ScXMLElt {
44  typedef ScXMLElt inherited;
45  SCXML_ELEMENT_HEADER(ScXMLTransitionElt)
46 public:
47  static void initClass(void);
48  static void cleanClass(void);
49 
50  ScXMLTransitionElt(void);
51  virtual ~ScXMLTransitionElt(void);
52 
53  // XML attributes
54  virtual void setEventAttribute(const char * event);
55  const char * getEventAttribute(void) const { return this->event; }
56 
57  virtual void setCondAttribute(const char * cond);
58  const char * getCondAttribute(void) const { return this->cond; }
59 
60  virtual void setTargetAttribute(const char * target);
61  const char * getTargetAttribute(void) const { return this->target; }
62 
63  virtual void setAnchorAttribute(const char * anchor);
64  const char * getAnchorAttribute(void) const { return this->anchor; }
65 
66  virtual SbBool handleXMLAttributes(void);
67 
68  virtual void copyContents(const ScXMLElt * rhs);
69 
70  virtual const ScXMLElt * search(const char * attrname, const char * attrvalue) const;
71 
72  // predicates
73  SbBool isConditionLess(void) const;
74  SbBool isTargetLess(void) const;
75  SbBool isSelfReferencing(void) const;
76 
77  // check
78  virtual SbBool isEventMatch(const ScXMLEvent * event) const;
79  // isConditionMatch() ?
80  virtual SbBool evaluateCondition(ScXMLStateMachine * statemachine);
81 
82  // executable content
83  virtual int getNumExecutables(void) const;
84  virtual ScXMLExecutableElt * getExecutable(int idx) const;
85  virtual void addExecutable(ScXMLExecutableElt * executable);
86  virtual void removeExecutable(ScXMLExecutableElt * executable);
87  virtual void clearAllExecutables(void);
88 
89  virtual void execute(ScXMLStateMachine * statemachine) const;
90 
91 protected:
92  char * event;
93  char * cond;
94  char * target;
95  char * anchor;
96 
97  SbBool needprefixmatching;
98  SbName eventkey;
99  SbName targetkey;
100 
101 private:
102  ScXMLTransitionElt(const ScXMLTransitionElt & rhs); // N/A
103  ScXMLTransitionElt & operator = (const ScXMLTransitionElt & rhs); // N/A
104 
105  class PImpl;
106  SbPimplPtr<PImpl> pimpl;
107 
108 }; // ScXMLTransitionElt
109 
110 #endif // !COIN_SCXMLTRANSITIONELT_H
virtual const ScXMLElt * search(const char *attrname, const char *attrvalue) const
Definition: ScXMLElt.cpp:214
base class for all SCXML elements with executable content.
Definition: ScXMLExecutableElt.h:42
the <transition> SCXML element.
Definition: ScXMLTransitionElt.h:43
base class for all SCXML elements.
Definition: ScXMLElt.h:44
Base class for events sent to SCXML state machines.
Definition: ScXMLEvent.h:40
virtual SbBool handleXMLAttributes(void)
Definition: ScXMLElt.cpp:200
Base class for all SCXML objects.
Definition: ScXMLObject.h:41
The SbName class stores strings by reference.The class is used by Coin for storing keywords...
Definition: SbName.h:40
Manager for processing events and setting states in SCXML structures.
Definition: ScXMLStateMachine.h:61

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