headers/private/debugger/value/TypeHandlerRoster.h

   1 /*
   2  * Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef TYPE_HANDLER_ROSTER_H
   6 #define TYPE_HANDLER_ROSTER_H
   7
   8
   9 #include <Locker.h>
  10 #include <ObjectList.h>
  11
  12
  13 class Type;
  14 class TypeHandler;
  15 class ValueNode;
  16 class ValueNodeChild;
  17
  18
  19 typedef BObjectList<TypeHandler> TypeHandlerList;
  20
  21
  22 class TypeHandlerRoster {
  23 public:
  24                                                                 TypeHandlerRoster();
  25                                                                 ~TypeHandlerRoster();
  26
  27         static  TypeHandlerRoster*      Default();
  28         static  status_t                        CreateDefault();
  29         static  void                            DeleteDefault();
  30
  31                         status_t                        Init();
  32                         status_t                        RegisterDefaultHandlers();
  33
  34                         status_t                        FindTypeHandler(ValueNodeChild* nodeChild,
  35                                                                         Type* type, TypeHandler*& _handler);
  36                                                                         // returns a reference
  37                         status_t                        CreateValueNode(ValueNodeChild* nodeChild,
  38                                                                         Type* type, ValueNode*& _node);
  39                                                                         // returns a reference
  40
  41                         bool                            RegisterHandler(TypeHandler* handler);
  42                         void                            UnregisterHandler(TypeHandler* handler);
  43
  44 private:
  45                         BLocker                         fLock;
  46                         TypeHandlerList         fTypeHandlers;
  47         static  TypeHandlerRoster*      sDefaultInstance;
  48 };
  49
  50
  51 #endif  // TYPE_HANDLER_ROSTER_H