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# This script generates a Python interface for an Apple Macintosh Manager.
# It uses the "bgen" package to generate C code.
# The function specifications are generated by scanning the mamager's header file,
# using the "scantools" package (customized for this particular manager).
import string
# Declarations that change for each manager
MACHEADERFILE = 'Icons.h' # The Apple header file
MODNAME = '_Icn' # The name of the module
OBJECTNAME = 'Icon' # The basic name of the objects used here
KIND = 'Handle' # Usually 'Ptr' or 'Handle'
# The following is *usually* unchanged but may still require tuning
MODPREFIX = 'Icn' # The prefix for module-wide routines
OBJECTTYPE = OBJECTNAME + KIND # The C type used to represent them
OBJECTPREFIX = MODPREFIX + 'Obj' # The prefix for object methods
INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner
OUTPUTFILE = MODNAME + "module.c" # The file generated by this program
from macsupport import *
# Create the type objects
CIconHandle = OpaqueByValueType("CIconHandle", "ResObj")
IconSuiteRef = OpaqueByValueType("IconSuiteRef", "ResObj")
IconCacheRef = OpaqueByValueType("IconCacheRef", "ResObj")
IconRef = OpaqueByValueType("IconRef", "ResObj")
IconFamilyHandle = OpaqueByValueType("IconFamilyHandle", "ResObj")
RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
IconAlignmentType = Type("IconAlignmentType", "h")
IconTransformType = Type("IconTransformType", "h")
IconSelectorValue = Type("IconSelectorValue", "l")
IconServicesUsageFlags = Type("IconServicesUsageFlags", "l")
RGBColor = OpaqueType("RGBColor", "QdRGB")
#WindowPeek = OpaqueByValueType("WindowPeek", OBJECTPREFIX)
# RgnHandle = FakeType("(RgnHandle)0")
# XXXX Should be next, but this will break a lot of code...
# RgnHandle = OpaqueByValueType("RgnHandle", "OptResObj")
# KeyMap = ArrayOutputBufferType("KeyMap")
#MacOSEventKind = Type("MacOSEventKind", "h") # Old-style
#MacOSEventMask = Type("MacOSEventMask", "h") # Old-style
#EventMask = Type("EventMask", "H")
#EventKind = Type("EventKind", "H")
includestuff = includestuff + """
#ifdef WITHOUT_FRAMEWORKS
#include <Icons.h>
#else
#include <Carbon/Carbon.h>
#endif
"""
class MyObjectDefinition(PEP253Mixin, GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("if (itself == NULL) return PyMac_Error(resNotFound);")
def outputCheckConvertArg(self):
OutLbrace("if (DlgObj_Check(v))")
Output("*p_itself = ((WindowObject *)v)->ob_itself;")
Output("return 1;")
OutRbrace()
Out("""
if (v == Py_None) { *p_itself = NULL; return 1; }
if (PyInt_Check(v)) { *p_itself = (WindowPtr)PyInt_AsLong(v); return 1; }
""")
# From here on it's basically all boiler plate...
# Create the generator groups and link them
module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
##object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)
##module.addobject(object)
# Create the generator classes used to populate the lists
Function = OSErrWeakLinkFunctionGenerator
##Method = OSErrMethodGenerator
# Create and populate the lists
functions = []
##methods = []
execfile(INPUTFILE)
# add the populated lists to the generator groups
# (in a different wordl the scan program would generate this)
for f in functions: module.add(f)
##for f in methods: object.add(f)
# generate output (open the output file as late as possible)
SetOutputFileName(OUTPUTFILE)
module.generate()
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