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ca3cff30ec
- Added a bunch of calls as functions with an optional MenuObj first argument. The same calls already exist as methods, but then the first arg isn't optional... The method versions could go as far as I'm concerned. Jack?
125 lines
3.8 KiB
Python
125 lines
3.8 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 = 'Menu' # 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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OptMenuRef = OpaqueByValueType(OBJECTTYPE, "Opt" + OBJECTPREFIX)
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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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MenuItemID = Type("MenuItemID", "l")
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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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CFStringRef = OpaqueByValueType("CFStringRef", "CFStringRefObj")
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UniChar = Type("UniChar", "h")
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includestuff = includestuff + """
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#ifdef WITHOUT_FRAMEWORKS
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#include <Devices.h> /* Defines OpenDeskAcc in universal headers */
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#include <Menus.h>
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#else
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#include <Carbon/Carbon.h>
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#endif
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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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/* Alternative version of ResObj_New, which returns None for null argument */
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PyObject *OptMenuObj_New(MenuRef itself)
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{
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if (itself == NULL) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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return MenuObj_New(itself);
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}
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int OptMenuObj_Convert(PyObject *v, MenuRef *p_itself)
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{
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PyObject *tmp;
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if ( v == Py_None ) {
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*p_itself = NULL;
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return 1;
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}
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return MenuObj_Convert(v, p_itself);
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}
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"""
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initstuff = initstuff + """
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PyMac_INIT_TOOLBOX_OBJECT_NEW(MenuHandle, MenuObj_New);
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PyMac_INIT_TOOLBOX_OBJECT_CONVERT(MenuHandle, 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 = OSErrWeakLinkFunctionGenerator
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Method = OSErrWeakLinkMethodGenerator
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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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