test/class.h

   1 #ifndef OOPSYS_CLASS_H
   2 #define OOPSYS_CLASS_H
   3
   4 #ifndef EXEC_TYPES_H
   5 #   include <exec/types.h>
   6 #endif
   7
   8 typedef struct IClass
   9 {
  10
  11     /* Array of pointers to methodtables for this class */
  12     struct Node         ClassNode;
  13
  14     IPTR                **InterfaceTable;
  15     struct IClass       **ClassTable;
  16
  17     ULONG InstOffset;
  18     ULONG InstSize;
  19
  20     /* The number of methods that are new for this class */
  21     ULONG NumMethods;
  22
  23     ULONG SubClassCount;
  24     ULONG ObjectCount;
  25
  26     /* Can also be gotten with indexing the ClassTable */
  27     struct IClass *SuperClass;
  28
  29     /* What level in the hierarchy are we ? */
  30     ULONG SuperCount;
  31
  32 } Class;
  33
  34 typedef APTR Object;
  35 struct _Object
  36 {
  37     Class *Class;
  38 };
  39
  40 /* Used when initializing a class */
  41 struct MTabDescr
  42 {
  43     APTR        *Table;
  44     ULONG       NumMethods;
  45 };
  46
  47
  48 /* Macros */
  49 #define BASEOBJECT(obj) ((Object *)(_OBJ(obj) + 1))
  50 #define _OBJECT(obj) (_OBJ(obj) - 1)
  51 #define _OBJ(obj) ((struct _Object *)(obj))
  52
  53 #define INST_DATA(obj, cl_level) \
  54         (((VOID *)(obj)) + _OBJECT(obj)->Class->ClassTable[(cl_level)]->InstOffset)
  55
  56 #define CL_INTERFACE(cl, cl_level, if_level) \
  57         ((cl)->ClassTable[(cl_level)]->InterfaceTable[(if_level)])
  58
  59 #define OBJ_INTERFACE(o, cl_level, if_level) \
  60         (_OBJECT(o)->Class->ClassTable[(cl_level)]->InterfaceTable[(if_level)])
  61
  62 #define ROOTCLASSNAME "rootclass"
  63
  64 #define CL_Level_Root 0UL /* Root is on top of hierachy */
  65 #define IF_Level_Root 0UL /* Root is on top of hierachy */
  66
  67 /* Root interface */
  68 typedef struct RootInterface
  69 {
  70     Object (*New)(Class *, APTR);
  71     VOID (*Dispose)(Object);
  72 } IRoot;
  73
  74 typedef struct RootIFStorage
  75 {
  76     IRoot *IRoot;
  77 } IRootTable;
  78
  79 #endif /* OOPSYS_CLASS_H */