mirror of https://github.com/python/cpython.git
234 lines
8.5 KiB
Python
234 lines
8.5 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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#error missing SetActionFilter
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import string
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# Declarations that change for each manager
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MACHEADERFILE = 'Movies.h' # The Apple header file
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MODNAME = 'Qt' # The name of the module
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OBJECTNAME = 'Movie' # 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 = "Movie" # 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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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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includestuff = includestuff + """
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#include <%s>""" % MACHEADERFILE + """
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/* Exported by Cmmodule.c: */
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extern PyObject *CmpObj_New(Component);
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extern int CmpObj_Convert(PyObject *, Component *);
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extern PyObject *CmpInstObj_New(ComponentInstance);
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extern int CmpInstObj_Convert(PyObject *, ComponentInstance *);
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/* Exported by Qdmodule.c: */
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extern PyObject *QdRGB_New(RGBColor *);
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extern int QdRGB_Convert(PyObject *, RGBColor *);
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/* Our own, used before defined: */
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staticforward PyObject *TrackObj_New(Track);
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staticforward int TrackObj_Convert(PyObject *, Track *);
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staticforward PyObject *MovieObj_New(Movie);
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staticforward int MovieObj_Convert(PyObject *, Movie *);
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staticforward PyObject *MovieCtlObj_New(MovieController);
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staticforward int MovieCtlObj_Convert(PyObject *, MovieController *);
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"""
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# Our (opaque) objects
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Movie = OpaqueByValueType('Movie', 'MovieObj')
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Track = OpaqueByValueType('Track', 'TrackObj')
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Media = OpaqueByValueType('Media', 'MediaObj')
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UserData = OpaqueByValueType('UserData', 'UserDataObj')
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TimeBase = OpaqueByValueType('TimeBase', 'TimeBaseObj')
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MovieController = OpaqueByValueType('MovieController', 'MovieCtlObj')
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# Other opaque objects
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Component = OpaqueByValueType('Component', 'CmpObj')
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MediaHandlerComponent = OpaqueByValueType('MediaHandlerComponent', 'CmpObj')
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DataHandlerComponent = OpaqueByValueType('DataHandlerComponent', 'CmpObj')
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ComponentInstance = OpaqueByValueType('ComponentInstance', 'CmpInstObj')
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MediaHandler = OpaqueByValueType('MediaHandler', 'CmpInstObj')
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DataHandler = OpaqueByValueType('DataHandler', 'CmpInstObj')
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RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
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PicHandle = OpaqueByValueType("PicHandle", "ResObj")
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CTabHandle = OpaqueByValueType("CTabHandle", "ResObj")
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PixMapHandle = OpaqueByValueType("PixMapHandle", "ResObj")
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SampleDescriptionHandle = OpaqueByValueType("SampleDescriptionHandle", "ResObj")
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ImageDescriptionHandle = OpaqueByValueType("ImageDescriptionHandle", "ResObj")
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TEHandle = OpaqueByValueType("TEHandle", "ResObj")
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CGrafPtr = OpaqueByValueType("CGrafPtr", "GrafObj")
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GDHandle = OpaqueByValueType("GDHandle", "ResObj")
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AliasHandle = OpaqueByValueType("AliasHandle", "ResObj")
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SoundDescriptionHandle = OpaqueByValueType("SoundDescriptionHandle", "ResObj")
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# Silly Apple, passing an OStype by reference...
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OSType_ptr = OpaqueType("OSType", "PyMac_BuildOSType", "PyMac_GetOSType")
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# And even sillier: passing floats by address
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float_ptr = ByAddressType("float", "f")
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RGBColor = OpaqueType("RGBColor", "QdRGB")
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RGBColor_ptr = OpaqueType("RGBColor", "QdRGB")
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# Non-opaque types, mostly integer-ish
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TimeValue = Type("TimeValue", "l")
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TimeScale = Type("TimeScale", "l")
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TimeBaseFlags = Type("TimeBaseFlags", "l")
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QTCallBackFlags = Type("QTCallBackFlags", "h")
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TimeBaseStatus = Type("TimeBaseStatus", "l")
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QTCallBackType = Type("QTCallBackType", "h")
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nextTimeFlagsEnum = Type("nextTimeFlagsEnum", "h")
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createMovieFileFlagsEnum = Type("createMovieFileFlagsEnum", "l")
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movieFlattenFlagsEnum = Type("movieFlattenFlagsEnum", "l")
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dataRefAttributesFlags = Type("dataRefAttributesFlags", "l")
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playHintsEnum = Type("playHintsEnum", "l")
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mediaHandlerFlagsEnum = Type("mediaHandlerFlagsEnum", "l")
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ComponentResult = Type("ComponentResult", "l")
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HandlerError = Type("HandlerError", "l")
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Ptr = InputOnlyType("Ptr", "s")
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StringPtr = Type("StringPtr", "s")
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mcactionparams = InputOnlyType("void *", "s")
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QTParameterDialog = Type("QTParameterDialog", "l")
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QTAtomID = Type("QTAtomID", "l")
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MCInterfaceElement = Type("MCInterfaceElement", "l")
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# Could-not-be-bothered-types (NewMovieFromFile)
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dummyshortptr = FakeType('(short *)0')
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dummyStringPtr = FakeType('(StringPtr)0')
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class MovieObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("""if (itself == NULL) {
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PyErr_SetString(Qt_Error,"Cannot create null Movie");
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return NULL;
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}""")
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def outputFreeIt(self, itselfname):
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Output("DisposeMovie(%s);", itselfname)
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class TrackObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("""if (itself == NULL) {
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PyErr_SetString(Qt_Error,"Cannot create null Track");
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return NULL;
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}""")
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def outputFreeIt(self, itselfname):
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Output("DisposeMovieTrack(%s);", itselfname)
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class MediaObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("""if (itself == NULL) {
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PyErr_SetString(Qt_Error,"Cannot create null Media");
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return NULL;
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}""")
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def outputFreeIt(self, itselfname):
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Output("DisposeTrackMedia(%s);", itselfname)
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class UserDataObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("""if (itself == NULL) {
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PyErr_SetString(Qt_Error,"Cannot create null UserData");
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return NULL;
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}""")
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def outputFreeIt(self, itselfname):
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Output("DisposeUserData(%s);", itselfname)
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class TimeBaseObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("""if (itself == NULL) {
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PyErr_SetString(Qt_Error,"Cannot create null TimeBase");
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return NULL;
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}""")
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def outputFreeIt(self, itselfname):
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Output("DisposeTimeBase(%s);", itselfname)
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class MovieCtlObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("""if (itself == NULL) {
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PyErr_SetString(Qt_Error,"Cannot create null MovieController");
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return NULL;
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}""")
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def outputFreeIt(self, itselfname):
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Output("DisposeMovieController(%s);", itselfname)
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# From here on it's basically all boiler plate...
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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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Movie_object = MovieObjectDefinition('Movie', 'MovieObj', 'Movie')
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Track_object = TrackObjectDefinition('Track', 'TrackObj', 'Track')
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Media_object = MediaObjectDefinition('Media', 'MediaObj', 'Media')
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UserData_object = UserDataObjectDefinition('UserData', 'UserDataObj', 'UserData')
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TimeBase_object = TimeBaseObjectDefinition('TimeBase', 'TimeBaseObj', 'TimeBase')
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MovieController_object = MovieCtlObjectDefinition('MovieController', 'MovieCtlObj', 'MovieController')
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module.addobject(MovieController_object)
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module.addobject(TimeBase_object)
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module.addobject(UserData_object)
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module.addobject(Media_object)
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module.addobject(Track_object)
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module.addobject(Movie_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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MovieController_methods = []
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TimeBase_methods = []
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UserData_methods = []
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Media_methods = []
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Track_methods = []
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Movie_methods = []
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execfile(INPUTFILE)
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#
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# Some functions from ImageCompression.h that we need:
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ICMAlignmentProcRecordPtr = FakeType('(ICMAlignmentProcRecordPtr)0')
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dummyRect = FakeType('(Rect *)0')
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f = Function(void, 'AlignWindow',
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(WindowPtr, 'wp', InMode),
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(Boolean, 'front', InMode),
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(dummyRect, 'alignmentRect', InMode),
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(ICMAlignmentProcRecordPtr, 'alignmentProc', InMode),
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)
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functions.append(f)
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f = Function(void, 'DragAlignedWindow',
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(WindowPtr, 'wp', InMode),
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(Point, 'startPt', InMode),
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(Rect_ptr, 'boundsRect', InMode),
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(dummyRect, 'alignmentRect', InMode),
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(ICMAlignmentProcRecordPtr, 'alignmentProc', InMode),
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)
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functions.append(f)
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# add the populated lists to the generator groups
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# (in a different wordl the scan program would generate this)
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for f in functions: module.add(f)
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for f in MovieController_methods: MovieController_object.add(f)
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for f in TimeBase_methods: TimeBase_object.add(f)
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for f in UserData_methods: UserData_object.add(f)
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for f in Media_methods: Media_object.add(f)
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for f in Track_methods: Track_object.add(f)
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for f in Movie_methods: Movie_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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