| /*********************************************************** |
| Copyright 1991-1997 by Stichting Mathematisch Centrum, Amsterdam, |
| The Netherlands. |
| |
| All Rights Reserved |
| |
| Permission to use, copy, modify, and distribute this software and its |
| documentation for any purpose and without fee is hereby granted, |
| provided that the above copyright notice appear in all copies and that |
| both that copyright notice and this permission notice appear in |
| supporting documentation, and that the names of Stichting Mathematisch |
| Centrum or CWI not be used in advertising or publicity pertaining to |
| distribution of the software without specific, written prior permission. |
| |
| STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO |
| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE |
| FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| |
| ******************************************************************/ |
| |
| |
| #include "Python.h" |
| #include "pymactoolbox.h" |
| |
| #ifdef WITHOUT_FRAMEWORKS |
| #include <Script.h> |
| #include <Resources.h> |
| #endif |
| |
| /* |
| ** Find out what the current script is. |
| ** Donated by Fredrik Lund. |
| */ |
| char *PyMac_getscript() |
| { |
| #if TARGET_API_MAC_OSX |
| /* We cannot use GetSysFont because it requires the window manager |
| ** There are other APIs to query the default 8 bit encoding, but |
| ** I don't know about them (yet). |
| */ |
| return "ascii"; |
| #else |
| int font, script, lang; |
| font = 0; |
| font = GetSysFont(); |
| script = FontToScript(font); |
| switch (script) { |
| case smRoman: |
| lang = GetScriptVariable(script, smScriptLang); |
| if (lang == langIcelandic) |
| return "mac-iceland"; |
| else if (lang == langTurkish) |
| return "mac-turkish"; |
| else if (lang == langGreek) |
| return "mac-greek"; |
| else |
| return "mac-roman"; |
| break; |
| #if 0 |
| /* We don't have a codec for this, so don't return it */ |
| case smJapanese: |
| return "mac-japan"; |
| #endif |
| case smGreek: |
| return "mac-greek"; |
| case smCyrillic: |
| return "mac-cyrillic"; |
| default: |
| return "ascii"; /* better than nothing */ |
| } |
| #endif /* TARGET_API_MAC_OSX */ |
| } |
| |
| /* Like strerror() but for Mac OS error numbers */ |
| char *PyMac_StrError(int err) |
| { |
| static char buf[256]; |
| Handle h; |
| char *str; |
| |
| h = GetResource('Estr', err); |
| if ( h ) { |
| HLock(h); |
| str = (char *)*h; |
| memcpy(buf, str+1, (unsigned char)str[0]); |
| buf[(unsigned char)str[0]] = '\0'; |
| HUnlock(h); |
| ReleaseResource(h); |
| } else { |
| sprintf(buf, "Mac OS error code %d", err); |
| } |
| return buf; |
| } |
| |
| /* Exception object shared by all Mac specific modules for Mac OS errors */ |
| PyObject *PyMac_OSErrException; |
| |
| /* Initialize and return PyMac_OSErrException */ |
| PyObject * |
| PyMac_GetOSErrException(void) |
| { |
| if (PyMac_OSErrException == NULL) |
| PyMac_OSErrException = PyString_FromString("MacOS.Error"); |
| return PyMac_OSErrException; |
| } |
| |
| /* Set a MAC-specific error from errno, and return NULL; return None if no error */ |
| PyObject * |
| PyErr_Mac(PyObject *eobj, int err) |
| { |
| char *msg; |
| PyObject *v; |
| |
| if (err == 0 && !PyErr_Occurred()) { |
| Py_INCREF(Py_None); |
| return Py_None; |
| } |
| if (err == -1 && PyErr_Occurred()) |
| return NULL; |
| msg = PyMac_StrError(err); |
| v = Py_BuildValue("(is)", err, msg); |
| PyErr_SetObject(eobj, v); |
| Py_DECREF(v); |
| return NULL; |
| } |
| |
| /* Call PyErr_Mac with PyMac_OSErrException */ |
| PyObject * |
| PyMac_Error(OSErr err) |
| { |
| return PyErr_Mac(PyMac_GetOSErrException(), err); |
| } |
| |
| |
| #if TARGET_API_MAC_OSX |
| OSErr |
| PyMac_GetFullPathname(FSSpec *fss, char *path, int len) |
| { |
| FSRef fsr; |
| OSErr err; |
| |
| *path = '\0'; |
| err = FSpMakeFSRef(fss, &fsr); |
| if ( err == fnfErr ) { |
| /* FSSpecs can point to non-existing files, fsrefs can't. */ |
| FSSpec fss2; |
| int tocopy; |
| |
| err = FSMakeFSSpec(fss->vRefNum, fss->parID, "", &fss2); |
| if ( err ) return err; |
| err = FSpMakeFSRef(&fss2, &fsr); |
| if ( err ) return err; |
| err = (OSErr)FSRefMakePath(&fsr, path, len-1); |
| if ( err ) return err; |
| /* This part is not 100% safe: we append the filename part, but |
| ** I'm not sure that we don't run afoul of the various 8bit |
| ** encodings here. Will have to look this up at some point... |
| */ |
| strcat(path, "/"); |
| tocopy = fss->name[0]; |
| if ( strlen(path) + tocopy >= len ) |
| tocopy = len - strlen(path) - 1; |
| if ( tocopy > 0 ) |
| strncat(path, fss->name+1, tocopy); |
| } else { |
| if ( err ) return err; |
| err = (OSErr)FSRefMakePath(&fsr, path, len); |
| if ( err ) return err; |
| } |
| return 0; |
| } |
| |
| #endif /* TARGET_API_MAC_OSX */ |
| /* Convert a 4-char string object argument to an OSType value */ |
| int |
| PyMac_GetOSType(PyObject *v, OSType *pr) |
| { |
| if (!PyString_Check(v) || PyString_Size(v) != 4) { |
| PyErr_SetString(PyExc_TypeError, |
| "OSType arg must be string of 4 chars"); |
| return 0; |
| } |
| memcpy((char *)pr, PyString_AsString(v), 4); |
| return 1; |
| } |
| |
| /* Convert an OSType value to a 4-char string object */ |
| PyObject * |
| PyMac_BuildOSType(OSType t) |
| { |
| return PyString_FromStringAndSize((char *)&t, 4); |
| } |
| |
| /* Convert an NumVersion value to a 4-element tuple */ |
| PyObject * |
| PyMac_BuildNumVersion(NumVersion t) |
| { |
| return Py_BuildValue("(hhhh)", t.majorRev, t.minorAndBugRev, t.stage, t.nonRelRev); |
| } |
| |
| |
| /* Convert a Python string object to a Str255 */ |
| int |
| PyMac_GetStr255(PyObject *v, Str255 pbuf) |
| { |
| int len; |
| if (!PyString_Check(v) || (len = PyString_Size(v)) > 255) { |
| PyErr_SetString(PyExc_TypeError, |
| "Str255 arg must be string of at most 255 chars"); |
| return 0; |
| } |
| pbuf[0] = len; |
| memcpy((char *)(pbuf+1), PyString_AsString(v), len); |
| return 1; |
| } |
| |
| /* Convert a Str255 to a Python string object */ |
| PyObject * |
| PyMac_BuildStr255(Str255 s) |
| { |
| if ( s == NULL ) { |
| PyErr_SetString(PyExc_SystemError, "Str255 pointer is NULL"); |
| return NULL; |
| } |
| return PyString_FromStringAndSize((char *)&s[1], (int)s[0]); |
| } |
| |
| PyObject * |
| PyMac_BuildOptStr255(Str255 s) |
| { |
| if ( s == NULL ) { |
| Py_INCREF(Py_None); |
| return Py_None; |
| } |
| return PyString_FromStringAndSize((char *)&s[1], (int)s[0]); |
| } |
| |
| |
| |
| /* Convert a Python object to a Rect. |
| The object must be a (left, top, right, bottom) tuple. |
| (This differs from the order in the struct but is consistent with |
| the arguments to SetRect(), and also with STDWIN). */ |
| int |
| PyMac_GetRect(PyObject *v, Rect *r) |
| { |
| return PyArg_Parse(v, "(hhhh)", &r->left, &r->top, &r->right, &r->bottom); |
| } |
| |
| /* Convert a Rect to a Python object */ |
| PyObject * |
| PyMac_BuildRect(Rect *r) |
| { |
| return Py_BuildValue("(hhhh)", r->left, r->top, r->right, r->bottom); |
| } |
| |
| |
| /* Convert a Python object to a Point. |
| The object must be a (h, v) tuple. |
| (This differs from the order in the struct but is consistent with |
| the arguments to SetPoint(), and also with STDWIN). */ |
| int |
| PyMac_GetPoint(PyObject *v, Point *p) |
| { |
| return PyArg_Parse(v, "(hh)", &p->h, &p->v); |
| } |
| |
| /* Convert a Point to a Python object */ |
| PyObject * |
| PyMac_BuildPoint(Point p) |
| { |
| return Py_BuildValue("(hh)", p.h, p.v); |
| } |
| |
| |
| /* Convert a Python object to an EventRecord. |
| The object must be a (what, message, when, (v, h), modifiers) tuple. */ |
| int |
| PyMac_GetEventRecord(PyObject *v, EventRecord *e) |
| { |
| return PyArg_Parse(v, "(Hll(hh)H)", |
| &e->what, |
| &e->message, |
| &e->when, |
| &e->where.h, |
| &e->where.v, |
| &e->modifiers); |
| } |
| |
| /* Convert a Rect to an EventRecord object */ |
| PyObject * |
| PyMac_BuildEventRecord(EventRecord *e) |
| { |
| return Py_BuildValue("(hll(hh)h)", |
| e->what, |
| e->message, |
| e->when, |
| e->where.h, |
| e->where.v, |
| e->modifiers); |
| } |
| |
| /* Convert Python object to Fixed */ |
| int |
| PyMac_GetFixed(PyObject *v, Fixed *f) |
| { |
| double d; |
| |
| if( !PyArg_Parse(v, "d", &d)) |
| return 0; |
| *f = (Fixed)(d * 0x10000); |
| return 1; |
| } |
| |
| /* Convert a Fixed to a Python object */ |
| PyObject * |
| PyMac_BuildFixed(Fixed f) |
| { |
| double d; |
| |
| d = f; |
| d = d / 0x10000; |
| return Py_BuildValue("d", d); |
| } |
| |
| /* Convert wide to/from Python int or (hi, lo) tuple. XXXX Should use Python longs */ |
| int |
| PyMac_Getwide(PyObject *v, wide *rv) |
| { |
| if (PyInt_Check(v)) { |
| rv->hi = 0; |
| rv->lo = PyInt_AsLong(v); |
| if( rv->lo & 0x80000000 ) |
| rv->hi = -1; |
| return 1; |
| } |
| return PyArg_Parse(v, "(ll)", &rv->hi, &rv->lo); |
| } |
| |
| |
| PyObject * |
| PyMac_Buildwide(wide *w) |
| { |
| if ( (w->hi == 0 && (w->lo & 0x80000000) == 0) || |
| (w->hi == -1 && (w->lo & 0x80000000) ) ) |
| return PyInt_FromLong(w->lo); |
| return Py_BuildValue("(ll)", w->hi, w->lo); |
| } |
| |
| #ifdef USE_TOOLBOX_OBJECT_GLUE |
| /* |
| ** Glue together the toolbox objects. |
| ** |
| ** Because toolbox modules interdepend on each other, they use each others |
| ** object types, on MacOSX/MachO this leads to the situation that they |
| ** cannot be dynamically loaded (or they would all have to be lumped into |
| ** a single .so, but this would be bad for extensibility). |
| ** |
| ** This file defines wrappers for all the _New and _Convert functions, |
| ** which are the Py_BuildValue and PyArg_ParseTuple helpers. The wrappers |
| ** check an indirection function pointer, and if it isn't filled in yet |
| ** they import the appropriate module, whose init routine should fill in |
| ** the pointer. |
| */ |
| |
| #define GLUE_NEW(object, routinename, module) \ |
| PyObject *(*PyMacGluePtr_##routinename)(object); \ |
| \ |
| PyObject *routinename(object cobj) { \ |
| if (!PyMacGluePtr_##routinename) { \ |
| if (!PyImport_ImportModule(module)) return NULL; \ |
| if (!PyMacGluePtr_##routinename) { \ |
| PyErr_SetString(PyExc_ImportError, "Module did not provide routine: " module ": " #routinename); \ |
| return NULL; \ |
| } \ |
| } \ |
| return (*PyMacGluePtr_##routinename)(cobj); \ |
| } |
| |
| #define GLUE_CONVERT(object, routinename, module) \ |
| int (*PyMacGluePtr_##routinename)(PyObject *, object *); \ |
| \ |
| int routinename(PyObject *pyobj, object *cobj) { \ |
| if (!PyMacGluePtr_##routinename) { \ |
| if (!PyImport_ImportModule(module)) return NULL; \ |
| if (!PyMacGluePtr_##routinename) { \ |
| PyErr_SetString(PyExc_ImportError, "Module did not provide routine: " module ": " #routinename); \ |
| return NULL; \ |
| } \ |
| } \ |
| return (*PyMacGluePtr_##routinename)(pyobj, cobj); \ |
| } |
| |
| GLUE_NEW(FSSpec *, PyMac_BuildFSSpec, "macfs") |
| GLUE_CONVERT(FSSpec, PyMac_GetFSSpec, "macfs") |
| GLUE_NEW(FSRef *, PyMac_BuildFSRef, "macfs") |
| GLUE_CONVERT(FSRef, PyMac_GetFSRef, "macfs") |
| |
| GLUE_NEW(AppleEvent *, AEDesc_New, "Carbon.AE") /* XXXX Why by address? */ |
| GLUE_CONVERT(AppleEvent, AEDesc_Convert, "Carbon.AE") |
| |
| GLUE_NEW(Component, CmpObj_New, "Carbon.Cm") |
| GLUE_CONVERT(Component, CmpObj_Convert, "Carbon.Cm") |
| GLUE_NEW(ComponentInstance, CmpInstObj_New, "Carbon.Cm") |
| GLUE_CONVERT(ComponentInstance, CmpInstObj_Convert, "Carbon.Cm") |
| |
| GLUE_NEW(ControlHandle, CtlObj_New, "Carbon.Ctl") |
| GLUE_CONVERT(ControlHandle, CtlObj_Convert, "Carbon.Ctl") |
| |
| GLUE_NEW(DialogPtr, DlgObj_New, "Carbon.Dlg") |
| GLUE_CONVERT(DialogPtr, DlgObj_Convert, "Carbon.Dlg") |
| GLUE_NEW(DialogPtr, DlgObj_WhichDialog, "Carbon.Dlg") |
| |
| GLUE_NEW(DragReference, DragObj_New, "Carbon.Drag") |
| GLUE_CONVERT(DragReference, DragObj_Convert, "Carbon.Drag") |
| |
| GLUE_NEW(ListHandle, ListObj_New, "Carbon.List") |
| GLUE_CONVERT(ListHandle, ListObj_Convert, "Carbon.List") |
| |
| GLUE_NEW(MenuHandle, MenuObj_New, "Carbon.Menu") |
| GLUE_CONVERT(MenuHandle, MenuObj_Convert, "Carbon.Menu") |
| |
| GLUE_NEW(GrafPtr, GrafObj_New, "Carbon.Qd") |
| GLUE_CONVERT(GrafPtr, GrafObj_Convert, "Carbon.Qd") |
| GLUE_NEW(BitMapPtr, BMObj_New, "Carbon.Qd") |
| GLUE_CONVERT(BitMapPtr, BMObj_Convert, "Carbon.Qd") |
| GLUE_NEW(RGBColor *, QdRGB_New, "Carbon.Qd") /* XXXX Why? */ |
| GLUE_CONVERT(RGBColor, QdRGB_Convert, "Carbon.Qd") |
| |
| GLUE_NEW(GWorldPtr, GWorldObj_New, "Carbon.Qdoffs") |
| GLUE_CONVERT(GWorldPtr, GWorldObj_Convert, "Carbon.Qdoffs") |
| |
| GLUE_NEW(Track, TrackObj_New, "Carbon.Qt") |
| GLUE_CONVERT(Track, TrackObj_Convert, "Carbon.Qt") |
| GLUE_NEW(Movie, MovieObj_New, "Carbon.Qt") |
| GLUE_CONVERT(Movie, MovieObj_Convert, "Carbon.Qt") |
| GLUE_NEW(MovieController, MovieCtlObj_New, "Carbon.Qt") |
| GLUE_CONVERT(MovieController, MovieCtlObj_Convert, "Carbon.Qt") |
| GLUE_NEW(TimeBase, TimeBaseObj_New, "Carbon.Qt") |
| GLUE_CONVERT(TimeBase, TimeBaseObj_Convert, "Carbon.Qt") |
| GLUE_NEW(UserData, UserDataObj_New, "Carbon.Qt") |
| GLUE_CONVERT(UserData, UserDataObj_Convert, "Carbon.Qt") |
| GLUE_NEW(Media, MediaObj_New, "Carbon.Qt") |
| GLUE_CONVERT(Media, MediaObj_Convert, "Carbon.Qt") |
| |
| GLUE_NEW(Handle, ResObj_New, "Carbon.Res") |
| GLUE_CONVERT(Handle, ResObj_Convert, "Carbon.Res") |
| GLUE_NEW(Handle, OptResObj_New, "Carbon.Res") |
| GLUE_CONVERT(Handle, OptResObj_Convert, "Carbon.Res") |
| |
| GLUE_NEW(TEHandle, TEObj_New, "Carbon.TE") |
| GLUE_CONVERT(TEHandle, TEObj_Convert, "Carbon.TE") |
| |
| GLUE_NEW(WindowPtr, WinObj_New, "Carbon.Win") |
| GLUE_CONVERT(WindowPtr, WinObj_Convert, "Carbon.Win") |
| GLUE_NEW(WindowPtr, WinObj_WhichWindow, "Carbon.Win") |
| |
| #endif /* USE_TOOLBOX_OBJECT_GLUE */ |