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Commit bb3bf699 authored by Jim Fulton's avatar Jim Fulton
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Got rid of class attributes. 

Added method hooks.
parent d864f6e4
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Showing with 498 additions and 198 deletions
lib/Components/ExtensionClass/ExtensionClass.h
View file @ bb3bf699
/* /*
$Id: ExtensionClass.h,v 1.5 1997/03/08 12:44:13 jim Exp $ $Id: ExtensionClass.h,v 1.6 1997/04/11 21:47:51 jim Exp $
Extension Class Definitions Extension Class Definitions
...@@ -113,6 +113,10 @@ ...@@ -113,6 +113,10 @@
$Log: ExtensionClass.h,v $ $Log: ExtensionClass.h,v $
Revision 1.6 1997/04/11 21:47:51 jim
Got rid of class attributes.
Added method hooks.
Revision 1.5 1997/03/08 12:44:13 jim Revision 1.5 1997/03/08 12:44:13 jim
Moved INSTANCE_DICT macro to public interface. Moved INSTANCE_DICT macro to public interface.
...@@ -188,13 +192,33 @@ typedef struct { ...@@ -188,13 +192,33 @@ typedef struct {
*/ */
PyMethodChain methods; PyMethodChain methods;
/* You may set certain flags here. Only two flags are /* You may set certain flags here. */
defined at this point, the first of which is not currently
used.
*/
long class_flags; long class_flags;
#define EXTENSIONCLASS_DYNAMIC_FLAG 1
#define EXTENSIONCLASS_BINDABLE_FLAG 2 /* The following flags are used by ExtensionClass */
#define EXTENSIONCLASS_DYNAMIC_FLAG 1 << 0
#define EXTENSIONCLASS_BINDABLE_FLAG 1 << 2
#define EXTENSIONCLASS_METHODHOOK_FLAG 1 << 3
#define EXTENSIONCLASS_INSTDICT_FLAG 1 << 4
#define EXTENSIONCLASS_NOINSTDICT_FLAG 1 << 5
/* The following flags are for use by extension class developers. */
#define EXTENSIONCLASS_USER_FLAG1 1 << 16
#define EXTENSIONCLASS_USER_FLAG2 1 << 17
#define EXTENSIONCLASS_USER_FLAG3 1 << 18
#define EXTENSIONCLASS_USER_FLAG4 1 << 19
#define EXTENSIONCLASS_USER_FLAG5 1 << 20
#define EXTENSIONCLASS_USER_FLAG6 1 << 21
#define EXTENSIONCLASS_USER_FLAG7 1 << 22
#define EXTENSIONCLASS_USER_FLAG8 1 << 23
#define EXTENSIONCLASS_USER_FLAG9 1 << 24
#define EXTENSIONCLASS_USER_FLAG10 1 << 25
#define EXTENSIONCLASS_USER_FLAG11 1 << 26
#define EXTENSIONCLASS_USER_FLAG12 1 << 27
#define EXTENSIONCLASS_USER_FLAG13 1 << 28
#define EXTENSIONCLASS_USER_FLAG14 1 << 29
#define EXTENSIONCLASS_USER_FLAG15 1 << 30
#define EXTENSIONCLASS_USER_FLAG16 1 << 31
/* This is the class dictionary, which is normally created for you. /* This is the class dictionary, which is normally created for you.
If you wish, you can provide your own class dictionary object. If you wish, you can provide your own class dictionary object.
...@@ -282,6 +306,10 @@ typedef struct { ...@@ -282,6 +306,10 @@ typedef struct {
/* Export an Extension Base class in a given module dictionary with a /* Export an Extension Base class in a given module dictionary with a
given name and ExtensionClass structure. given name and ExtensionClass structure.
*/ */
#define ExtensionClassImported \
(PyExtensionClassCAPI=PyCObject_Import("ExtensionClass","CAPI"))
#define PyExtensionClass_Export(D,N,T) \ #define PyExtensionClass_Export(D,N,T) \
if(PyExtensionClassCAPI || \ if(PyExtensionClassCAPI || \
(PyExtensionClassCAPI= PyCObject_Import("ExtensionClass","CAPI"))) \ (PyExtensionClassCAPI= PyCObject_Import("ExtensionClass","CAPI"))) \
...@@ -353,11 +381,20 @@ static PyExtensionClass NAME ## Type = { PyObject_HEAD_INIT(NULL) \ ...@@ -353,11 +381,20 @@ static PyExtensionClass NAME ## Type = { PyObject_HEAD_INIT(NULL) \
(((PyExtensionClass*)((O)->ob_type))->class_flags & \ (((PyExtensionClass*)((O)->ob_type))->class_flags & \
EXTENSIONCLASS_BINDABLE_FLAG)) EXTENSIONCLASS_BINDABLE_FLAG))
/* The following macros are used to check whether an instance
or a class' instanses have instance dictionaries: */
#define HasInstDict(O) \
((((PyExtensionClass*)((O)->ob_type))->class_flags & \
EXTENSIONCLASS_INSTDICT_FLAG))
#define ClassHasInstDict(O) (O->class_flags & EXTENSIONCLASS_INSTDICT_FLAG)
/* Get an object's instance dictionary. Use with caution */ /* Get an object's instance dictionary. Use with caution */
#define INSTANCE_DICT(inst) \ #define INSTANCE_DICT(inst) \
*(((PyObject**)inst) + (inst->ob_type->tp_basicsize/sizeof(PyObject*) - 1)) *(((PyObject**)inst) + (inst->ob_type->tp_basicsize/sizeof(PyObject*) - 1))
/***************************************************************************** /*****************************************************************************
WARNING: EVERYTHING BELOW HERE IS PRIVATE TO THE EXTENSION CLASS INTERFACE WARNING: EVERYTHING BELOW HERE IS PRIVATE TO THE EXTENSION CLASS INTERFACE
......
lib/Components/ExtensionClass/src/ExtensionClass.h
View file @ bb3bf699
/* /*
$Id: ExtensionClass.h,v 1.5 1997/03/08 12:44:13 jim Exp $ $Id: ExtensionClass.h,v 1.6 1997/04/11 21:47:51 jim Exp $
Extension Class Definitions Extension Class Definitions
...@@ -113,6 +113,10 @@ ...@@ -113,6 +113,10 @@
$Log: ExtensionClass.h,v $ $Log: ExtensionClass.h,v $
Revision 1.6 1997/04/11 21:47:51 jim
Got rid of class attributes.
Added method hooks.
Revision 1.5 1997/03/08 12:44:13 jim Revision 1.5 1997/03/08 12:44:13 jim
Moved INSTANCE_DICT macro to public interface. Moved INSTANCE_DICT macro to public interface.
...@@ -188,13 +192,33 @@ typedef struct { ...@@ -188,13 +192,33 @@ typedef struct {
*/ */
PyMethodChain methods; PyMethodChain methods;
/* You may set certain flags here. Only two flags are /* You may set certain flags here. */
defined at this point, the first of which is not currently
used.
*/
long class_flags; long class_flags;
#define EXTENSIONCLASS_DYNAMIC_FLAG 1
#define EXTENSIONCLASS_BINDABLE_FLAG 2 /* The following flags are used by ExtensionClass */
#define EXTENSIONCLASS_DYNAMIC_FLAG 1 << 0
#define EXTENSIONCLASS_BINDABLE_FLAG 1 << 2
#define EXTENSIONCLASS_METHODHOOK_FLAG 1 << 3
#define EXTENSIONCLASS_INSTDICT_FLAG 1 << 4
#define EXTENSIONCLASS_NOINSTDICT_FLAG 1 << 5
/* The following flags are for use by extension class developers. */
#define EXTENSIONCLASS_USER_FLAG1 1 << 16
#define EXTENSIONCLASS_USER_FLAG2 1 << 17
#define EXTENSIONCLASS_USER_FLAG3 1 << 18
#define EXTENSIONCLASS_USER_FLAG4 1 << 19
#define EXTENSIONCLASS_USER_FLAG5 1 << 20
#define EXTENSIONCLASS_USER_FLAG6 1 << 21
#define EXTENSIONCLASS_USER_FLAG7 1 << 22
#define EXTENSIONCLASS_USER_FLAG8 1 << 23
#define EXTENSIONCLASS_USER_FLAG9 1 << 24
#define EXTENSIONCLASS_USER_FLAG10 1 << 25
#define EXTENSIONCLASS_USER_FLAG11 1 << 26
#define EXTENSIONCLASS_USER_FLAG12 1 << 27
#define EXTENSIONCLASS_USER_FLAG13 1 << 28
#define EXTENSIONCLASS_USER_FLAG14 1 << 29
#define EXTENSIONCLASS_USER_FLAG15 1 << 30
#define EXTENSIONCLASS_USER_FLAG16 1 << 31
/* This is the class dictionary, which is normally created for you. /* This is the class dictionary, which is normally created for you.
If you wish, you can provide your own class dictionary object. If you wish, you can provide your own class dictionary object.
...@@ -282,6 +306,10 @@ typedef struct { ...@@ -282,6 +306,10 @@ typedef struct {
/* Export an Extension Base class in a given module dictionary with a /* Export an Extension Base class in a given module dictionary with a
given name and ExtensionClass structure. given name and ExtensionClass structure.
*/ */
#define ExtensionClassImported \
(PyExtensionClassCAPI=PyCObject_Import("ExtensionClass","CAPI"))
#define PyExtensionClass_Export(D,N,T) \ #define PyExtensionClass_Export(D,N,T) \
if(PyExtensionClassCAPI || \ if(PyExtensionClassCAPI || \
(PyExtensionClassCAPI= PyCObject_Import("ExtensionClass","CAPI"))) \ (PyExtensionClassCAPI= PyCObject_Import("ExtensionClass","CAPI"))) \
...@@ -353,11 +381,20 @@ static PyExtensionClass NAME ## Type = { PyObject_HEAD_INIT(NULL) \ ...@@ -353,11 +381,20 @@ static PyExtensionClass NAME ## Type = { PyObject_HEAD_INIT(NULL) \
(((PyExtensionClass*)((O)->ob_type))->class_flags & \ (((PyExtensionClass*)((O)->ob_type))->class_flags & \
EXTENSIONCLASS_BINDABLE_FLAG)) EXTENSIONCLASS_BINDABLE_FLAG))
/* The following macros are used to check whether an instance
or a class' instanses have instance dictionaries: */
#define HasInstDict(O) \
((((PyExtensionClass*)((O)->ob_type))->class_flags & \
EXTENSIONCLASS_INSTDICT_FLAG))
#define ClassHasInstDict(O) (O->class_flags & EXTENSIONCLASS_INSTDICT_FLAG)
/* Get an object's instance dictionary. Use with caution */ /* Get an object's instance dictionary. Use with caution */
#define INSTANCE_DICT(inst) \ #define INSTANCE_DICT(inst) \
*(((PyObject**)inst) + (inst->ob_type->tp_basicsize/sizeof(PyObject*) - 1)) *(((PyObject**)inst) + (inst->ob_type->tp_basicsize/sizeof(PyObject*) - 1))
/***************************************************************************** /*****************************************************************************
WARNING: EVERYTHING BELOW HERE IS PRIVATE TO THE EXTENSION CLASS INTERFACE WARNING: EVERYTHING BELOW HERE IS PRIVATE TO THE EXTENSION CLASS INTERFACE
......
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