/Mac/Modules/mlte/mltesupport.py
http://unladen-swallow.googlecode.com/ · Python · 202 lines · 151 code · 29 blank · 22 comment · 3 complexity · 7c4a01d4845b11ba50616ff744c3db32 MD5 · raw file
- # 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).
- #error missing SetActionFilter
- import string
- # Declarations that change for each manager
- MODNAME = '_Mlte' # The name of the module
- # The following is *usually* unchanged but may still require tuning
- MODPREFIX = 'Mlte' # The prefix for module-wide routines
- 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
- includestuff = includestuff + """
- #include <Carbon/Carbon.h>
- /* For now we declare them forward here. They'll go to mactoolbox later */
- static PyObject *TXNObj_New(TXNObject);
- static int TXNObj_Convert(PyObject *, TXNObject *);
- static PyObject *TXNFontMenuObj_New(TXNFontMenuObject);
- static int TXNFontMenuObj_Convert(PyObject *, TXNFontMenuObject *);
- // ADD declarations
- #ifdef NOTYET_USE_TOOLBOX_OBJECT_GLUE
- //extern PyObject *_CFTypeRefObj_New(CFTypeRef);
- //extern int _CFTypeRefObj_Convert(PyObject *, CFTypeRef *);
- //#define CFTypeRefObj_New _CFTypeRefObj_New
- //#define CFTypeRefObj_Convert _CFTypeRefObj_Convert
- #endif
- /*
- ** Parse an optional fsspec
- */
- static int
- OptFSSpecPtr_Convert(PyObject *v, FSSpec **p_itself)
- {
- static FSSpec fss;
- if (v == Py_None)
- {
- *p_itself = NULL;
- return 1;
- }
- *p_itself = &fss;
- return PyMac_GetFSSpec(v, *p_itself);
- }
- /*
- ** Parse an optional rect
- */
- static int
- OptRectPtr_Convert(PyObject *v, Rect **p_itself)
- {
- static Rect r;
- if (v == Py_None)
- {
- *p_itself = NULL;
- return 1;
- }
- *p_itself = &r;
- return PyMac_GetRect(v, *p_itself);
- }
- /*
- ** Parse an optional GWorld
- */
- static int
- OptGWorldObj_Convert(PyObject *v, GWorldPtr *p_itself)
- {
- if (v == Py_None)
- {
- *p_itself = NULL;
- return 1;
- }
- return GWorldObj_Convert(v, p_itself);
- }
- """
- initstuff = initstuff + """
- // PyMac_INIT_TOOLBOX_OBJECT_NEW(xxxx);
- """
- TXNObject = OpaqueByValueType("TXNObject", "TXNObj")
- TXNFontMenuObject = OpaqueByValueType("TXNFontMenuObject", "TXNFontMenuObj")
- TXNFrameID = Type("TXNFrameID", "l")
- TXNVersionValue = Type("TXNVersionValue", "l")
- TXNFeatureBits = Type("TXNFeatureBits", "l")
- TXNInitOptions = Type("TXNInitOptions", "l")
- TXNFrameOptions = Type("TXNFrameOptions", "l")
- TXNContinuousFlags = Type("TXNContinuousFlags", "l")
- TXNMatchOptions = Type("TXNMatchOptions", "l")
- TXNFileType = OSTypeType("TXNFileType")
- TXNFrameType = Type("TXNFrameType", "l")
- TXNDataType = OSTypeType("TXNDataType")
- TXNControlTag = OSTypeType("TXNControlTag")
- TXNActionKey = Type("TXNActionKey", "l")
- TXNTabType = Type("TXNTabType", "b")
- TXNScrollBarState = Type("TXNScrollBarState", "l")
- TXNOffset = Type("TXNOffset", "l")
- TXNObjectRefcon = FakeType("(TXNObjectRefcon)0") # XXXX For now...
- TXNErrors = OSErrType("TXNErrors", "l")
- TXNTypeRunAttributes = OSTypeType("TXNTypeRunAttributes")
- TXNTypeRunAttributeSizes = Type("TXNTypeRunAttributeSizes", "l")
- TXNPermanentTextEncodingType = Type("TXNPermanentTextEncodingType", "l")
- TXTNTag = OSTypeType("TXTNTag")
- TXNBackgroundType = Type("TXNBackgroundType", "l")
- DragReference = OpaqueByValueType("DragReference", "DragObj")
- DragTrackingMessage = Type("DragTrackingMessage", "h")
- RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
- OptRgnHandle = OpaqueByValueType("RgnHandle", "OptResObj")
- GWorldPtr = OpaqueByValueType("GWorldPtr", "GWorldObj")
- OptGWorldPtr = OpaqueByValueType("GWorldPtr", "OptGWorldObj")
- MlteInBuffer = VarInputBufferType('void *', 'ByteCount', 'l')
- OptFSSpecPtr = OpaqueByValueType("FSSpec *", "OptFSSpecPtr")
- OptRectPtr = OpaqueByValueType("Rect *", "OptRectPtr")
- UniChar = Type("UniChar", "h") # XXXX For now...
- # ADD object type here
- execfile("mltetypetest.py")
- # Our (opaque) objects
- class TXNObjDefinition(PEP253Mixin, GlobalObjectDefinition):
- def outputCheckNewArg(self):
- Output("if (itself == NULL) return PyMac_Error(resNotFound);")
- class TXNFontMenuObjDefinition(PEP253Mixin, GlobalObjectDefinition):
- def outputCheckNewArg(self):
- Output("if (itself == NULL) return PyMac_Error(resNotFound);")
- # ADD object class here
- # From here on it's basically all boiler plate...
- # Create the generator groups and link them
- module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
- TXNObject_object = TXNObjDefinition("TXNObject", "TXNObj", "TXNObject")
- TXNFontMenuObject_object = TXNFontMenuObjDefinition("TXNFontMenuObject", "TXNFontMenuObj", "TXNFontMenuObject")
- # ADD object here
- module.addobject(TXNObject_object)
- module.addobject(TXNFontMenuObject_object)
- # ADD addobject call here
- # Create the generator classes used to populate the lists
- Function = OSErrWeakLinkFunctionGenerator
- Method = OSErrWeakLinkMethodGenerator
- # Create and populate the lists
- functions = []
- TXNObject_methods = []
- TXNFontMenuObject_methods = []
- # ADD _methods initializer here
- 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 TXNObject_methods: TXNObject_object.add(f)
- for f in TXNFontMenuObject_methods: TXNFontMenuObject_object.add(f)
- # ADD Manual generators here
- inittextension_body = """
- OSStatus _err;
- TXNMacOSPreferredFontDescription * iDefaultFonts = NULL;
- ItemCount iCountDefaultFonts = 0;
- TXNInitOptions iUsageFlags;
- PyMac_PRECHECK(TXNInitTextension);
- if (!PyArg_ParseTuple(_args, "l", &iUsageFlags))
- return NULL;
- _err = TXNInitTextension(iDefaultFonts,
- iCountDefaultFonts,
- iUsageFlags);
- if (_err != noErr) return PyMac_Error(_err);
- Py_INCREF(Py_None);
- _res = Py_None;
- return _res;
- """
- f = ManualGenerator("TXNInitTextension", inittextension_body);
- f.docstring = lambda: "(TXNInitOptions) -> None"
- module.add(f)
- # generate output (open the output file as late as possible)
- SetOutputFileName(OUTPUTFILE)
- module.generate()