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# 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
MACHEADERFILE = 'Movies.h' # The Apple header file
MODNAME = 'Qt' # The name of the module
OBJECTNAME = 'Movie' # The basic name of the objects used here
# The following is *usually* unchanged but may still require tuning
MODPREFIX = MODNAME # The prefix for module-wide routines
OBJECTTYPE = "Movie" # 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
OUTPUTFILE = MODNAME + "module.c" # The file generated by this program
from macsupport import *
# Create the type objects
includestuff = includestuff + """
#include <%s>""" % MACHEADERFILE + """
/* Exported by Cmmodule.c: */
extern PyObject *CmpObj_New(Component);
extern int CmpObj_Convert(PyObject *, Component *);
extern PyObject *CmpInstObj_New(ComponentInstance);
extern int CmpInstObj_Convert(PyObject *, ComponentInstance *);
/* Exported by Qdmodule.c: */
extern PyObject *QdRGB_New(RGBColor *);
extern int QdRGB_Convert(PyObject *, RGBColor *);
/* Our own, used before defined: */
staticforward PyObject *TrackObj_New(Track);
staticforward int TrackObj_Convert(PyObject *, Track *);
staticforward PyObject *MovieObj_New(Movie);
staticforward int MovieObj_Convert(PyObject *, Movie *);
staticforward PyObject *MovieCtlObj_New(MovieController);
staticforward int MovieCtlObj_Convert(PyObject *, MovieController *);
"""
# Our (opaque) objects
Movie = OpaqueByValueType('Movie', 'MovieObj')
Track = OpaqueByValueType('Track', 'TrackObj')
Media = OpaqueByValueType('Media', 'MediaObj')
UserData = OpaqueByValueType('UserData', 'UserDataObj')
TimeBase = OpaqueByValueType('TimeBase', 'TimeBaseObj')
MovieController = OpaqueByValueType('MovieController', 'MovieCtlObj')
# Other opaque objects
Component = OpaqueByValueType('Component', 'CmpObj')
MediaHandlerComponent = OpaqueByValueType('MediaHandlerComponent', 'CmpObj')
DataHandlerComponent = OpaqueByValueType('DataHandlerComponent', 'CmpObj')
ComponentInstance = OpaqueByValueType('ComponentInstance', 'CmpInstObj')
MediaHandler = OpaqueByValueType('MediaHandler', 'CmpInstObj')
DataHandler = OpaqueByValueType('DataHandler', 'CmpInstObj')
RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
PicHandle = OpaqueByValueType("PicHandle", "ResObj")
CTabHandle = OpaqueByValueType("CTabHandle", "ResObj")
PixMapHandle = OpaqueByValueType("PixMapHandle", "ResObj")
SampleDescriptionHandle = OpaqueByValueType("SampleDescriptionHandle", "ResObj")
ImageDescriptionHandle = OpaqueByValueType("ImageDescriptionHandle", "ResObj")
TEHandle = OpaqueByValueType("TEHandle", "ResObj")
CGrafPtr = OpaqueByValueType("CGrafPtr", "GrafObj")
GDHandle = OpaqueByValueType("GDHandle", "ResObj")
# Silly Apple, passing an OStype by reference...
OSType_ptr = OpaqueType("OSType", "PyMac_BuildOSType", "PyMac_GetOSType")
RGBColor = OpaqueType("RGBColor", "QdRGB")
RGBColor_ptr = OpaqueType("RGBColor", "QdRGB")
# Non-opaque types, mostly integer-ish
TimeValue = Type("TimeValue", "l")
TimeScale = Type("TimeScale", "l")
TimeBaseFlags = Type("TimeBaseFlags", "l")
QTCallBackFlags = Type("QTCallBackFlags", "h")
TimeBaseStatus = Type("TimeBaseStatus", "l")
QTCallBackType = Type("QTCallBackType", "h")
nextTimeFlagsEnum = Type("nextTimeFlagsEnum", "h")
createMovieFileFlagsEnum = Type("createMovieFileFlagsEnum", "l")
movieFlattenFlagsEnum = Type("movieFlattenFlagsEnum", "l")
dataRefAttributesFlags = Type("dataRefAttributesFlags", "l")
playHintsEnum = Type("playHintsEnum", "l")
mediaHandlerFlagsEnum = Type("mediaHandlerFlagsEnum", "l")
ComponentResult = Type("ComponentResult", "l")
HandlerError = Type("HandlerError", "l")
Ptr = InputOnlyType("Ptr", "s")
StringPtr = Type("StringPtr", "s")
mcactionparams = InputOnlyType("void *", "s")
# Could-not-be-bothered-types (NewMovieFromFile)
dummyshortptr = FakeType('(short *)0')
dummyStringPtr = FakeType('(StringPtr)0')
class MovieObjectDefinition(GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("""if (itself == NULL) {
PyErr_SetString(Qt_Error,"Cannot create null Movie");
return NULL;
}""")
def outputFreeIt(self, itselfname):
Output("DisposeMovie(%s);", itselfname)
class TrackObjectDefinition(GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("""if (itself == NULL) {
PyErr_SetString(Qt_Error,"Cannot create null Track");
return NULL;
}""")
def outputFreeIt(self, itselfname):
Output("DisposeMovieTrack(%s);", itselfname)
class MediaObjectDefinition(GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("""if (itself == NULL) {
PyErr_SetString(Qt_Error,"Cannot create null Media");
return NULL;
}""")
def outputFreeIt(self, itselfname):
Output("DisposeTrackMedia(%s);", itselfname)
class UserDataObjectDefinition(GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("""if (itself == NULL) {
PyErr_SetString(Qt_Error,"Cannot create null UserData");
return NULL;
}""")
def outputFreeIt(self, itselfname):
Output("DisposeUserData(%s);", itselfname)
class TimeBaseObjectDefinition(GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("""if (itself == NULL) {
PyErr_SetString(Qt_Error,"Cannot create null TimeBase");
return NULL;
}""")
def outputFreeIt(self, itselfname):
Output("DisposeTimeBase(%s);", itselfname)
class MovieCtlObjectDefinition(GlobalObjectDefinition):
def outputCheckNewArg(self):
Output("""if (itself == NULL) {
PyErr_SetString(Qt_Error,"Cannot create null MovieController");
return NULL;
}""")
def outputFreeIt(self, itselfname):
Output("DisposeMovieController(%s);", itselfname)
# From here on it's basically all boiler plate...
# Create the generator groups and link them
module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
Movie_object = MovieObjectDefinition('Movie', 'MovieObj', 'Movie')
Track_object = TrackObjectDefinition('Track', 'TrackObj', 'Track')
Media_object = MediaObjectDefinition('Media', 'MediaObj', 'Media')
UserData_object = UserDataObjectDefinition('UserData', 'UserDataObj', 'UserData')
TimeBase_object = TimeBaseObjectDefinition('TimeBase', 'TimeBaseObj', 'TimeBase')
MovieController_object = MovieCtlObjectDefinition('MovieController', 'MovieCtlObj', 'MovieController')
module.addobject(MovieController_object)
module.addobject(TimeBase_object)
module.addobject(UserData_object)
module.addobject(Media_object)
module.addobject(Track_object)
module.addobject(Movie_object)
# Create the generator classes used to populate the lists
Function = OSErrFunctionGenerator
Method = OSErrMethodGenerator
# Create and populate the lists
functions = []
MovieController_methods = []
TimeBase_methods = []
UserData_methods = []
Media_methods = []
Track_methods = []
Movie_methods = []
execfile(INPUTFILE)
#
# Some functions from ImageCompression.h that we need:
ICMAlignmentProcRecordPtr = FakeType('(ICMAlignmentProcRecordPtr)0')
dummyRect = FakeType('(Rect *)0')
f = Function(void, 'AlignWindow',
(WindowPtr, 'wp', InMode),
(Boolean, 'front', InMode),
(dummyRect, 'alignmentRect', InMode),
(ICMAlignmentProcRecordPtr, 'alignmentProc', InMode),
)
functions.append(f)
f = Function(void, 'DragAlignedWindow',
(WindowPtr, 'wp', InMode),
(Point, 'startPt', InMode),
(Rect_ptr, 'boundsRect', InMode),
(dummyRect, 'alignmentRect', InMode),
(ICMAlignmentProcRecordPtr, 'alignmentProc', InMode),
)
functions.append(f)
# 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 MovieController_methods: MovieController_object.add(f)
for f in TimeBase_methods: TimeBase_object.add(f)
for f in UserData_methods: UserData_object.add(f)
for f in Media_methods: Media_object.add(f)
for f in Track_methods: Track_object.add(f)
for f in Movie_methods: Movie_object.add(f)
# generate output (open the output file as late as possible)
SetOutputFileName(OUTPUTFILE)
module.generate()
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