gramods
Object.hh
1 
2 #ifndef GRAMODS_CORE_OBJECT
3 #define GRAMODS_CORE_OBJECT
4 
5 #include <gmCore/config.hh>
6 
7 #include <memory>
8 #include <string>
9 
10 BEGIN_NAMESPACE_GMCORE;
11 
41 class Object
42  : public std::enable_shared_from_this<Object> {
43 
44 public:
45 
49  Object() : is_initialized(false) {}
50 
54  virtual ~Object() {}
55 
63  virtual void initialize() { is_initialized = true; }
64 
75  struct Visitor {
79  virtual void apply(Object *node) { node->traverse(this); }
80  };
81 
85  virtual void accept(Visitor *visitor) { visitor->apply(this); }
86 
90  virtual void traverse(Visitor *visitor) {}
91 
111  virtual std::string getDefaultKey() { return "object"; }
112 
117  bool isInitialized() { return is_initialized; }
118 
119 private:
120 
121  bool is_initialized;
122 };
123 
124 END_NAMESPACE_GMCORE;
125 
126 #endif
Base type for objects in the Gramods package for standardized handling of construction,...
Definition: Object.hh:42
virtual std::string getDefaultKey()
Returns the default key for the Object when automatically instantiated in a Configuration,...
Definition: Object.hh:111
Object()
Initializes internal data.
Definition: Object.hh:49
virtual void traverse(Visitor *visitor)
Calls the child Object's accept method, if such exist.
Definition: Object.hh:90
virtual ~Object()
Cleaning up internal data.
Definition: Object.hh:54
bool isInitialized()
Returns true if the Object is initialized.
Definition: Object.hh:117
virtual void initialize()
Called to initialize the Object.
Definition: Object.hh:63
virtual void accept(Visitor *visitor)
Calls the visitors apply method with this as argument.
Definition: Object.hh:85
The visitor of a design pattern for automatic traversal.
Definition: Object.hh:75
virtual void apply(Object *node)
This method is called for each visited objects.
Definition: Object.hh:79