| # 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 = 'Qt' # 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 + """ |
| #ifdef WITHOUT_FRAMEWORKS |
| #include <Movies.h> |
| #else |
| /* #include <Carbon/Carbon.h> */ |
| #include <QuickTime/QuickTime.h> |
| #endif |
| |
| |
| #ifdef USE_TOOLBOX_OBJECT_GLUE |
| extern PyObject *_TrackObj_New(Track); |
| extern int _TrackObj_Convert(PyObject *, Track *); |
| extern PyObject *_MovieObj_New(Movie); |
| extern int _MovieObj_Convert(PyObject *, Movie *); |
| extern PyObject *_MovieCtlObj_New(MovieController); |
| extern int _MovieCtlObj_Convert(PyObject *, MovieController *); |
| extern PyObject *_TimeBaseObj_New(TimeBase); |
| extern int _TimeBaseObj_Convert(PyObject *, TimeBase *); |
| extern PyObject *_UserDataObj_New(UserData); |
| extern int _UserDataObj_Convert(PyObject *, UserData *); |
| extern PyObject *_MediaObj_New(Media); |
| extern int _MediaObj_Convert(PyObject *, Media *); |
| |
| #define TrackObj_New _TrackObj_New |
| #define TrackObj_Convert _TrackObj_Convert |
| #define MovieObj_New _MovieObj_New |
| #define MovieObj_Convert _MovieObj_Convert |
| #define MovieCtlObj_New _MovieCtlObj_New |
| #define MovieCtlObj_Convert _MovieCtlObj_Convert |
| #define TimeBaseObj_New _TimeBaseObj_New |
| #define TimeBaseObj_Convert _TimeBaseObj_Convert |
| #define UserDataObj_New _UserDataObj_New |
| #define UserDataObj_Convert _UserDataObj_Convert |
| #define MediaObj_New _MediaObj_New |
| #define MediaObj_Convert _MediaObj_Convert |
| #endif |
| |
| /* Macro to allow us to GetNextInterestingTime without duration */ |
| #define GetMediaNextInterestingTimeOnly(media, flags, time, rate, rv) \ |
| GetMediaNextInterestingTime(media, flags, time, rate, rv, NULL) |
| |
| /* |
| ** Parse/generate time records |
| */ |
| static PyObject * |
| QtTimeRecord_New(TimeRecord *itself) |
| { |
| if (itself->base) |
| return Py_BuildValue("O&lO&", PyMac_Buildwide, &itself->value, itself->scale, |
| TimeBaseObj_New, itself->base); |
| else |
| return Py_BuildValue("O&lO", PyMac_Buildwide, &itself->value, itself->scale, |
| Py_None); |
| } |
| |
| static int |
| QtTimeRecord_Convert(PyObject *v, TimeRecord *p_itself) |
| { |
| PyObject *base = NULL; |
| if( !PyArg_ParseTuple(v, "O&l|O", PyMac_Getwide, &p_itself->value, &p_itself->scale, |
| &base) ) |
| return 0; |
| if ( base == NULL || base == Py_None ) |
| p_itself->base = NULL; |
| else |
| if ( !TimeBaseObj_Convert(base, &p_itself->base) ) |
| return 0; |
| return 1; |
| } |
| |
| |
| |
| """ |
| |
| initstuff = initstuff + """ |
| PyMac_INIT_TOOLBOX_OBJECT_NEW(Track, TrackObj_New); |
| PyMac_INIT_TOOLBOX_OBJECT_CONVERT(Track, TrackObj_Convert); |
| PyMac_INIT_TOOLBOX_OBJECT_NEW(Movie, MovieObj_New); |
| PyMac_INIT_TOOLBOX_OBJECT_CONVERT(Movie, MovieObj_Convert); |
| PyMac_INIT_TOOLBOX_OBJECT_NEW(MovieController, MovieCtlObj_New); |
| PyMac_INIT_TOOLBOX_OBJECT_CONVERT(MovieController, MovieCtlObj_Convert); |
| PyMac_INIT_TOOLBOX_OBJECT_NEW(TimeBase, TimeBaseObj_New); |
| PyMac_INIT_TOOLBOX_OBJECT_CONVERT(TimeBase, TimeBaseObj_Convert); |
| PyMac_INIT_TOOLBOX_OBJECT_NEW(UserData, UserDataObj_New); |
| PyMac_INIT_TOOLBOX_OBJECT_CONVERT(UserData, UserDataObj_Convert); |
| PyMac_INIT_TOOLBOX_OBJECT_NEW(Media, MediaObj_New); |
| PyMac_INIT_TOOLBOX_OBJECT_CONVERT(Media, MediaObj_Convert); |
| """ |
| |
| # Our (opaque) objects |
| Movie = OpaqueByValueType('Movie', 'MovieObj') |
| NullMovie = FakeType("(Movie)0") |
| 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") |
| TextDescriptionHandle = OpaqueByValueType("TextDescriptionHandle", "ResObj") |
| TEHandle = OpaqueByValueType("TEHandle", "ResObj") |
| CGrafPtr = OpaqueByValueType("CGrafPtr", "GrafObj") |
| GDHandle = OpaqueByValueType("GDHandle", "OptResObj") |
| AliasHandle = OpaqueByValueType("AliasHandle", "ResObj") |
| SoundDescriptionHandle = OpaqueByValueType("SoundDescriptionHandle", "ResObj") |
| # Silly Apple, passing an OStype by reference... |
| OSType_ptr = OpaqueType("OSType", "PyMac_BuildOSType", "PyMac_GetOSType") |
| # And even sillier: passing floats by address |
| float_ptr = ByAddressType("float", "f") |
| |
| RGBColor = OpaqueType("RGBColor", "QdRGB") |
| RGBColor_ptr = RGBColor |
| TimeRecord = OpaqueType("TimeRecord", "QtTimeRecord") |
| TimeRecord_ptr = TimeRecord |
| |
| # 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") |
| QTParameterDialog = Type("QTParameterDialog", "l") |
| QTAtomID = Type("QTAtomID", "l") |
| MCInterfaceElement = Type("MCInterfaceElement", "l") |
| CodecType = OSTypeType("CodecType") |
| GWorldPtr = OpaqueByValueType("GWorldPtr", "GWorldObj") |
| QTFloatSingle = Type("QTFloatSingle", "f") |
| |
| # Could-not-be-bothered-types (NewMovieFromFile) |
| dummyshortptr = FakeType('(short *)0') |
| dummyStringPtr = FakeType('(StringPtr)0') |
| |
| class MovieObjectDefinition(PEP253Mixin, 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(PEP253Mixin, 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(PEP253Mixin, 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(PEP253Mixin, 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(PEP253Mixin, 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(PEP253Mixin, 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 = OSErrWeakLinkFunctionGenerator |
| Method = OSErrWeakLinkMethodGenerator |
| |
| # 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) |
| |
| # And we want the version of MoviesTask without a movie argument |
| f = Function(void, 'MoviesTask', |
| (NullMovie, 'theMovie', InMode), |
| (long, 'maxMilliSecToUse', InMode), |
| ) |
| functions.append(f) |
| |
| # And we want a GetMediaNextInterestingTime without duration |
| f = Method(void, 'GetMediaNextInterestingTimeOnly', |
| (Media, 'theMedia', InMode), |
| (short, 'interestingTimeFlags', InMode), |
| (TimeValue, 'time', InMode), |
| (Fixed, 'rate', InMode), |
| (TimeValue, 'interestingTime', OutMode), |
| ) |
| Media_methods.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() |
| |