diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-2.6.1/Mac/Modules/qd/qdsupport.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-2.6.1/Mac/Modules/qd/qdsupport.py Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,377 @@ +# 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 = 'QuickDraw.h' # The Apple header file +MODNAME = '_Qd' # The name of the module +OBJECTNAME = 'Graf' # The basic name of the objects used here + +# The following is *usually* unchanged but may still require tuning +MODPREFIX = 'Qd' # The prefix for module-wide routines +OBJECTTYPE = OBJECTNAME + 'Ptr' # 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 +EXTRAFILE = string.lower(MODPREFIX) + 'edit.py' # A similar file but hand-made +OUTPUTFILE = MODNAME + "module.c" # The file generated by this program + +from macsupport import * + +# Create the type objects + +class TextThingieClass(FixedInputBufferType): + def getargsCheck(self, name): + Output("/* Fool compiler warnings */") + Output("%s__in_len__ = %s__in_len__;", name, name) + + def declareSize(self, name): + Output("int %s__in_len__;", name) + +TextThingie = TextThingieClass(None) + +# These are temporary! +RgnHandle = OpaqueByValueType("RgnHandle", "ResObj") +OptRgnHandle = OpaqueByValueType("RgnHandle", "OptResObj") +PicHandle = OpaqueByValueType("PicHandle", "ResObj") +PolyHandle = OpaqueByValueType("PolyHandle", "ResObj") +PixMapHandle = OpaqueByValueType("PixMapHandle", "ResObj") +PixPatHandle = OpaqueByValueType("PixPatHandle", "ResObj") +PatHandle = OpaqueByValueType("PatHandle", "ResObj") +CursHandle = OpaqueByValueType("CursHandle", "ResObj") +CCrsrHandle = OpaqueByValueType("CCrsrHandle", "ResObj") +CIconHandle = OpaqueByValueType("CIconHandle", "ResObj") +CTabHandle = OpaqueByValueType("CTabHandle", "ResObj") +ITabHandle = OpaqueByValueType("ITabHandle", "ResObj") +GDHandle = OpaqueByValueType("GDHandle", "ResObj") +CGrafPtr = OpaqueByValueType("CGrafPtr", "GrafObj") +GrafPtr = OpaqueByValueType("GrafPtr", "GrafObj") +BitMap_ptr = OpaqueByValueType("BitMapPtr", "BMObj") +const_BitMap_ptr = OpaqueByValueType("const BitMap *", "BMObj") +BitMap = OpaqueType("BitMap", "BMObj_NewCopied", "BUG") +RGBColor = OpaqueType('RGBColor', 'QdRGB') +RGBColor_ptr = RGBColor +FontInfo = OpaqueType('FontInfo', 'QdFI') +Component = OpaqueByValueType('Component', 'CmpObj') +ComponentInstance = OpaqueByValueType('ComponentInstance', 'CmpInstObj') + +Cursor = StructOutputBufferType('Cursor') +Cursor_ptr = StructInputBufferType('Cursor') +Pattern = StructOutputBufferType('Pattern') +Pattern_ptr = StructInputBufferType('Pattern') +PenState = StructOutputBufferType('PenState') +PenState_ptr = StructInputBufferType('PenState') +TruncCode = Type("TruncCode", "h") + +includestuff = includestuff + """ +#include + +#ifdef USE_TOOLBOX_OBJECT_GLUE +extern PyObject *_GrafObj_New(GrafPtr); +extern int _GrafObj_Convert(PyObject *, GrafPtr *); +extern PyObject *_BMObj_New(BitMapPtr); +extern int _BMObj_Convert(PyObject *, BitMapPtr *); +extern PyObject *_QdRGB_New(RGBColorPtr); +extern int _QdRGB_Convert(PyObject *, RGBColorPtr); + +#define GrafObj_New _GrafObj_New +#define GrafObj_Convert _GrafObj_Convert +#define BMObj_New _BMObj_New +#define BMObj_Convert _BMObj_Convert +#define QdRGB_New _QdRGB_New +#define QdRGB_Convert _QdRGB_Convert +#endif + +static PyObject *BMObj_NewCopied(BitMapPtr); + +/* +** Parse/generate RGB records +*/ +PyObject *QdRGB_New(RGBColorPtr itself) +{ + + return Py_BuildValue("lll", (long)itself->red, (long)itself->green, (long)itself->blue); +} + +int QdRGB_Convert(PyObject *v, RGBColorPtr p_itself) +{ + long red, green, blue; + + if( !PyArg_ParseTuple(v, "lll", &red, &green, &blue) ) + return 0; + p_itself->red = (unsigned short)red; + p_itself->green = (unsigned short)green; + p_itself->blue = (unsigned short)blue; + return 1; +} + +/* +** Generate FontInfo records +*/ +static +PyObject *QdFI_New(FontInfo *itself) +{ + + return Py_BuildValue("hhhh", itself->ascent, itself->descent, + itself->widMax, itself->leading); +} +""" + +finalstuff = finalstuff + """ +/* Like BMObj_New, but the original bitmap data structure is copied (and +** released when the object is released) +*/ +PyObject *BMObj_NewCopied(BitMapPtr itself) +{ + BitMapObject *it; + BitMapPtr itself_copy; + + if ((itself_copy=(BitMapPtr)malloc(sizeof(BitMap))) == NULL) + return PyErr_NoMemory(); + *itself_copy = *itself; + it = (BitMapObject *)BMObj_New(itself_copy); + it->referred_bitmap = itself_copy; + return (PyObject *)it; +} + +""" + +variablestuff = "" + +initstuff = initstuff + """ + PyMac_INIT_TOOLBOX_OBJECT_NEW(BitMapPtr, BMObj_New); + PyMac_INIT_TOOLBOX_OBJECT_CONVERT(BitMapPtr, BMObj_Convert); + PyMac_INIT_TOOLBOX_OBJECT_NEW(GrafPtr, GrafObj_New); + PyMac_INIT_TOOLBOX_OBJECT_CONVERT(GrafPtr, GrafObj_Convert); + PyMac_INIT_TOOLBOX_OBJECT_NEW(RGBColorPtr, QdRGB_New); + PyMac_INIT_TOOLBOX_OBJECT_CONVERT(RGBColor, QdRGB_Convert); +""" + +## not yet... +## +##class Region_ObjectDefinition(GlobalObjectDefinition): +## def outputCheckNewArg(self): +## Output("if (itself == NULL) return PyMac_Error(resNotFound);") +## def outputFreeIt(self, itselfname): +## Output("DisposeRegion(%s);", itselfname) +## +##class Polygon_ObjectDefinition(GlobalObjectDefinition): +## def outputCheckNewArg(self): +## Output("if (itself == NULL) return PyMac_Error(resNotFound);") +## def outputFreeIt(self, itselfname): +## Output("KillPoly(%s);", itselfname) + +class MyGRObjectDefinition(PEP253Mixin, GlobalObjectDefinition): + getsetlist = [ + ('visRgn', + """RgnHandle h=NewRgn(); /* XXXX wrong dispose routine */ + return Py_BuildValue("O&", ResObj_New, (Handle)GetPortVisibleRegion(self->ob_itself, h)); + """, + None, + "Convenience attribute: return a copy of the visible region" + ), ( + 'clipRgn', + """RgnHandle h=NewRgn(); /* XXXX wrong dispose routine */ + return Py_BuildValue("O&", ResObj_New, (Handle)GetPortClipRegion(self->ob_itself, h)); + """, + None, + "Convenience attribute: return a copy of the clipping region" + )] + def outputCheckNewArg(self): + Output("if (itself == NULL) return PyMac_Error(resNotFound);") + def outputCheckConvertArg(self): + Output("#if 1") + OutLbrace() + Output("WindowRef win;") + OutLbrace("if (WinObj_Convert(v, &win) && v)") + Output("*p_itself = (GrafPtr)GetWindowPort(win);") + Output("return 1;") + OutRbrace() + Output("PyErr_Clear();") + OutRbrace() + Output("#else") + OutLbrace("if (DlgObj_Check(v))") + Output("DialogRef dlg = (DialogRef)((GrafPortObject *)v)->ob_itself;") + Output("*p_itself = (GrafPtr)GetWindowPort(GetDialogWindow(dlg));") + Output("return 1;") + OutRbrace() + OutLbrace("if (WinObj_Check(v))") + Output("WindowRef win = (WindowRef)((GrafPortObject *)v)->ob_itself;") + Output("*p_itself = (GrafPtr)GetWindowPort(win);") + Output("return 1;") + OutRbrace() + Output("#endif") + +class MyBMObjectDefinition(PEP253Mixin, GlobalObjectDefinition): + getsetlist = [ + ( + 'baseAddr', + 'return PyInt_FromLong((long)self->ob_itself->baseAddr);', + None, + None + ), ( + 'rowBytes', + 'return PyInt_FromLong((long)self->ob_itself->rowBytes);', + None, + None + ), ( + 'bounds', + 'return Py_BuildValue("O&", PyMac_BuildRect, &self->ob_itself->bounds);', + None, + None + ), ( + 'bitmap_data', + 'return PyString_FromStringAndSize((char *)self->ob_itself, sizeof(BitMap));', + None, + None + ), ( + 'pixmap_data', + 'return PyString_FromStringAndSize((char *)self->ob_itself, sizeof(PixMap));', + None, + None + )] + def outputCheckNewArg(self): + Output("if (itself == NULL) return PyMac_Error(resNotFound);") + def outputStructMembers(self): + # We need to more items: a pointer to privately allocated data + # and a python object we're referring to. + Output("%s ob_itself;", self.itselftype) + Output("PyObject *referred_object;") + Output("BitMap *referred_bitmap;") + def outputInitStructMembers(self): + Output("it->ob_itself = %sitself;", self.argref) + Output("it->referred_object = NULL;") + Output("it->referred_bitmap = NULL;") + def outputCleanupStructMembers(self): + Output("Py_XDECREF(self->referred_object);") + Output("if (self->referred_bitmap) free(self->referred_bitmap);") + +# Create the generator groups and link them +module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff, variablestuff) +##r_object = Region_ObjectDefinition('Region', 'QdRgn', 'RgnHandle') +##po_object = Polygon_ObjectDefinition('Polygon', 'QdPgn', 'PolyHandle') +##module.addobject(r_object) +##module.addobject(po_object) +gr_object = MyGRObjectDefinition("GrafPort", "GrafObj", "GrafPtr") +module.addobject(gr_object) +bm_object = MyBMObjectDefinition("BitMap", "BMObj", "BitMapPtr") +module.addobject(bm_object) + + +# Create the generator classes used to populate the lists +Function = OSErrWeakLinkFunctionGenerator +Method = OSErrWeakLinkMethodGenerator + +# Create and populate the lists +functions = [] +gr_methods = [] +bm_methods = [] +#methods = [] +execfile(INPUTFILE) +execfile(EXTRAFILE) + +# 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 gr_methods: gr_object.add(f) +for f in bm_methods: bm_object.add(f) + +# Manual generator: get data out of a bitmap +getdata_body = """ +int from, length; +char *cp; + +if ( !PyArg_ParseTuple(_args, "ii", &from, &length) ) + return NULL; +cp = _self->ob_itself->baseAddr+from; +_res = PyString_FromStringAndSize(cp, length); +return _res; +""" +f = ManualGenerator("getdata", getdata_body) +f.docstring = lambda: """(int start, int size) -> string. Return bytes from the bitmap""" +bm_object.add(f) + +# Manual generator: store data in a bitmap +putdata_body = """ +int from, length; +char *cp, *icp; + +if ( !PyArg_ParseTuple(_args, "is#", &from, &icp, &length) ) + return NULL; +cp = _self->ob_itself->baseAddr+from; +memcpy(cp, icp, length); +Py_INCREF(Py_None); +_res = Py_None; +return _res; +""" +f = ManualGenerator("putdata", putdata_body) +f.docstring = lambda: """(int start, string data). Store bytes into the bitmap""" +bm_object.add(f) + +# +# We manually generate a routine to create a BitMap from python data. +# +BitMap_body = """ +BitMap *ptr; +PyObject *source; +Rect bounds; +int rowbytes; +char *data; + +if ( !PyArg_ParseTuple(_args, "O!iO&", &PyString_Type, &source, &rowbytes, PyMac_GetRect, + &bounds) ) + return NULL; +data = PyString_AsString(source); +if ((ptr=(BitMap *)malloc(sizeof(BitMap))) == NULL ) + return PyErr_NoMemory(); +ptr->baseAddr = (Ptr)data; +ptr->rowBytes = rowbytes; +ptr->bounds = bounds; +if ( (_res = BMObj_New(ptr)) == NULL ) { + free(ptr); + return NULL; +} +((BitMapObject *)_res)->referred_object = source; +Py_INCREF(source); +((BitMapObject *)_res)->referred_bitmap = ptr; +return _res; +""" + +f = ManualGenerator("BitMap", BitMap_body) +f.docstring = lambda: """Take (string, int, Rect) argument and create BitMap""" +module.add(f) + +# +# And again, for turning a correctly-formatted structure into the object +# +RawBitMap_body = """ +BitMap *ptr; +PyObject *source; + +if ( !PyArg_ParseTuple(_args, "O!", &PyString_Type, &source) ) + return NULL; +if ( PyString_Size(source) != sizeof(BitMap) && PyString_Size(source) != sizeof(PixMap) ) { + PyErr_Format(PyExc_TypeError, + "Argument size was %d, should be %d (sizeof BitMap) or %d (sizeof PixMap)", + PyString_Size(source), sizeof(BitMap), sizeof(PixMap)); + return NULL; +} +ptr = (BitMapPtr)PyString_AsString(source); +if ( (_res = BMObj_New(ptr)) == NULL ) { + return NULL; +} +((BitMapObject *)_res)->referred_object = source; +Py_INCREF(source); +return _res; +""" + +f = ManualGenerator("RawBitMap", RawBitMap_body) +f.docstring = lambda: """Take string BitMap and turn into BitMap object""" +module.add(f) + +# generate output (open the output file as late as possible) +SetOutputFileName(OUTPUTFILE) +module.generate() +SetOutputFile() # Close it