1# This script generates a Python interface for an Apple Macintosh Manager. 2# It uses the "bgen" package to generate C code. 3# The function specifications are generated by scanning the mamager's header file, 4# using the "scantools" package (customized for this particular manager). 5 6import string 7 8# Declarations that change for each manager 9MACHEADERFILE = 'Icons.h' # The Apple header file 10MODNAME = '_Icn' # The name of the module 11OBJECTNAME = 'Icon' # The basic name of the objects used here 12KIND = 'Handle' # Usually 'Ptr' or 'Handle' 13 14# The following is *usually* unchanged but may still require tuning 15MODPREFIX = 'Icn' # The prefix for module-wide routines 16OBJECTTYPE = OBJECTNAME + KIND # The C type used to represent them 17OBJECTPREFIX = MODPREFIX + 'Obj' # The prefix for object methods 18INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner 19OUTPUTFILE = MODNAME + "module.c" # The file generated by this program 20 21from macsupport import * 22 23# Create the type objects 24CIconHandle = OpaqueByValueType("CIconHandle", "ResObj") 25IconSuiteRef = OpaqueByValueType("IconSuiteRef", "ResObj") 26IconCacheRef = OpaqueByValueType("IconCacheRef", "ResObj") 27IconRef = OpaqueByValueType("IconRef", "ResObj") 28IconFamilyHandle = OpaqueByValueType("IconFamilyHandle", "ResObj") 29RgnHandle = OpaqueByValueType("RgnHandle", "ResObj") 30IconAlignmentType = Type("IconAlignmentType", "h") 31IconTransformType = Type("IconTransformType", "h") 32IconSelectorValue = Type("IconSelectorValue", "l") 33IconServicesUsageFlags = Type("IconServicesUsageFlags", "l") 34RGBColor = OpaqueType("RGBColor", "QdRGB") 35CGContextRef = OpaqueByValueType("CGContextRef", "CGContextRefObj") 36 37#WindowPeek = OpaqueByValueType("WindowPeek", OBJECTPREFIX) 38 39# RgnHandle = FakeType("(RgnHandle)0") 40# XXXX Should be next, but this will break a lot of code... 41# RgnHandle = OpaqueByValueType("RgnHandle", "OptResObj") 42 43# KeyMap = ArrayOutputBufferType("KeyMap") 44#MacOSEventKind = Type("MacOSEventKind", "h") # Old-style 45#MacOSEventMask = Type("MacOSEventMask", "h") # Old-style 46#EventMask = Type("EventMask", "H") 47#EventKind = Type("EventKind", "H") 48 49includestuff = includestuff + """ 50#include <Carbon/Carbon.h> 51 52""" 53 54class MyObjectDefinition(PEP253Mixin, GlobalObjectDefinition): 55 def outputCheckNewArg(self): 56 Output("if (itself == NULL) return PyMac_Error(resNotFound);") 57 def outputCheckConvertArg(self): 58 OutLbrace("if (DlgObj_Check(v))") 59 Output("*p_itself = ((WindowObject *)v)->ob_itself;") 60 Output("return 1;") 61 OutRbrace() 62 Out(""" 63 if (v == Py_None) { *p_itself = NULL; return 1; } 64 if (PyInt_Check(v)) { *p_itself = (WindowPtr)PyInt_AsLong(v); return 1; } 65 """) 66 67# From here on it's basically all boiler plate... 68 69# Create the generator groups and link them 70module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff) 71##object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE) 72##module.addobject(object) 73 74# Create the generator classes used to populate the lists 75Function = OSErrWeakLinkFunctionGenerator 76##Method = OSErrMethodGenerator 77 78# Create and populate the lists 79functions = [] 80##methods = [] 81execfile(INPUTFILE) 82 83# add the populated lists to the generator groups 84# (in a different wordl the scan program would generate this) 85for f in functions: module.add(f) 86##for f in methods: object.add(f) 87 88# generate output (open the output file as late as possible) 89SetOutputFileName(OUTPUTFILE) 90module.generate() 91