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0e04eecdbf
And these can now be vectored through glue routines (by defining USE_TOOLBOX_OBJECT_GLUE) which will do the necessary imports, whereupon the module's init routine will tell the glue routine about the real conversion routine address and everything is fine again.
94 lines
3.2 KiB
Python
94 lines
3.2 KiB
Python
# This script generates a Python interface for an Apple Macintosh Manager.
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# It uses the "bgen" package to generate C code.
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# The function specifications are generated by scanning the mamager's header file,
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# using the "scantools" package (customized for this particular manager).
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import string
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# Declarations that change for each manager
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MACHEADERFILE = 'Menus.h' # The Apple header file
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MODNAME = 'Menu' # The name of the module
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OBJECTNAME = 'Menu' # The basic name of the objects used here
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# The following is *usually* unchanged but may still require tuning
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MODPREFIX = MODNAME # The prefix for module-wide routines
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OBJECTTYPE = OBJECTNAME + 'Handle' # The C type used to represent them
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OBJECTPREFIX = MODPREFIX + 'Obj' # The prefix for object methods
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INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner
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EXTRAFILE = string.lower(MODPREFIX) + 'edit.py' # A similar file but hand-made
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OUTPUTFILE = MODNAME + "module.c" # The file generated by this program
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from macsupport import *
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# Create the type objects
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MenuHandle = OpaqueByValueType(OBJECTTYPE, OBJECTPREFIX)
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MenuRef = MenuHandle
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Handle = OpaqueByValueType("Handle", "ResObj")
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MenuBarHandle = OpaqueByValueType("MenuBarHandle", "ResObj")
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MenuID = Type("MenuID", "h")
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MenuItemIndex = Type("MenuItemIndex", "h")
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MenuCommand = Type("MenuCommand", "l")
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MenuAttributes = Type("MenuAttributes", "l")
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MenuItemAttributes = Type("MenuItemAttributes", "l")
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unsigned_char = Type('unsigned char', 'b')
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FMFontFamily = Type("FMFontFamily", "h")
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FMFontStyle = Type("FMFontStyle", "h")
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includestuff = includestuff + """
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#include <Devices.h> /* Defines OpenDeskAcc in universal headers */
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#include <%s>""" % MACHEADERFILE + """
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#ifdef USE_TOOLBOX_OBJECT_GLUE
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extern PyObject *_MenuObj_New(MenuHandle);
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extern int _MenuObj_Convert(PyObject *, MenuHandle *);
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#define MenuObj_New _MenuObj_New
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#define MenuObj_Convert _MenuObj_Convert
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#endif
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#if !ACCESSOR_CALLS_ARE_FUNCTIONS
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#define GetMenuID(menu) ((*(menu))->menuID)
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#define GetMenuWidth(menu) ((*(menu))->menuWidth)
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#define GetMenuHeight(menu) ((*(menu))->menuHeight)
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#define SetMenuID(menu, id) ((*(menu))->menuID = (id))
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#define SetMenuWidth(menu, width) ((*(menu))->menuWidth = (width))
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#define SetMenuHeight(menu, height) ((*(menu))->menuHeight = (height))
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#endif
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#define as_Menu(h) ((MenuHandle)h)
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#define as_Resource(h) ((Handle)h)
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"""
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initstuff = initstuff + """
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PyMac_INIT_TOOLBOX_OBJECT_NEW(MenuObj_New);
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PyMac_INIT_TOOLBOX_OBJECT_CONVERT(MenuObj_Convert);
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"""
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class MyObjectDefinition(GlobalObjectDefinition):
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pass
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# Create the generator groups and link them
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module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
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object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)
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module.addobject(object)
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# Create the generator classes used to populate the lists
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Function = OSErrFunctionGenerator
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Method = OSErrMethodGenerator
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# Create and populate the lists
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functions = []
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methods = []
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execfile(INPUTFILE)
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execfile(EXTRAFILE)
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# add the populated lists to the generator groups
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for f in functions: module.add(f)
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for f in methods: object.add(f)
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# generate output (open the output file as late as possible)
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SetOutputFileName(OUTPUTFILE)
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module.generate()
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