mirror of
https://github.com/python/cpython.git
synced 2025-11-04 15:41:43 +00:00
369 lines
9.5 KiB
C
369 lines
9.5 KiB
C
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/* ========================= Module _Scrap ========================== */
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#include "Python.h"
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#ifndef PyDoc_STR
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#define PyDoc_STR(x) (x)
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#endif
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#ifdef _WIN32
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#include "pywintoolbox.h"
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#else
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#include "macglue.h"
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#include "pymactoolbox.h"
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#endif
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/* Macro to test whether a weak-loaded CFM function exists */
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#define PyMac_PRECHECK(rtn) do { if ( &rtn == NULL ) {\
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PyErr_SetString(PyExc_NotImplementedError, \
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"Not available in this shared library/OS version"); \
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return NULL; \
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}} while(0)
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#ifdef WITHOUT_FRAMEWORKS
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#include <Scrap.h>
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#else
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#include <Carbon/Carbon.h>
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#endif
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static PyObject *Scrap_Error;
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/* ----------------------- Object type Scrap ------------------------ */
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PyTypeObject Scrap_Type;
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#define ScrapObj_Check(x) ((x)->ob_type == &Scrap_Type)
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typedef struct ScrapObject {
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PyObject_HEAD
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ScrapRef ob_itself;
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} ScrapObject;
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PyObject *ScrapObj_New(ScrapRef itself)
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{
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ScrapObject *it;
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it = PyObject_NEW(ScrapObject, &Scrap_Type);
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if (it == NULL) return NULL;
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it->ob_itself = itself;
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return (PyObject *)it;
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}
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int ScrapObj_Convert(PyObject *v, ScrapRef *p_itself)
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{
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if (!ScrapObj_Check(v))
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{
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PyErr_SetString(PyExc_TypeError, "Scrap required");
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return 0;
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}
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*p_itself = ((ScrapObject *)v)->ob_itself;
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return 1;
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}
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static void ScrapObj_dealloc(ScrapObject *self)
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{
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/* Cleanup of self->ob_itself goes here */
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PyObject_DEL(self);
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}
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static PyObject *ScrapObj_GetScrapFlavorFlags(ScrapObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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ScrapFlavorType flavorType;
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ScrapFlavorFlags flavorFlags;
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if (!PyArg_ParseTuple(_args, "O&",
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PyMac_GetOSType, &flavorType))
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return NULL;
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_err = GetScrapFlavorFlags(_self->ob_itself,
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flavorType,
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&flavorFlags);
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if (_err != noErr) return PyMac_Error(_err);
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_res = Py_BuildValue("l",
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flavorFlags);
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return _res;
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}
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static PyObject *ScrapObj_GetScrapFlavorSize(ScrapObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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ScrapFlavorType flavorType;
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Size byteCount;
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if (!PyArg_ParseTuple(_args, "O&",
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PyMac_GetOSType, &flavorType))
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return NULL;
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_err = GetScrapFlavorSize(_self->ob_itself,
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flavorType,
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&byteCount);
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if (_err != noErr) return PyMac_Error(_err);
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_res = Py_BuildValue("l",
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byteCount);
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return _res;
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}
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static PyObject *ScrapObj_GetScrapFlavorData(ScrapObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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ScrapFlavorType flavorType;
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Size byteCount;
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if (!PyArg_ParseTuple(_args, "O&",
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PyMac_GetOSType, &flavorType))
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return NULL;
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_err = GetScrapFlavorSize(_self->ob_itself,
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flavorType,
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&byteCount);
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if (_err != noErr) return PyMac_Error(_err);
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_res = PyString_FromStringAndSize(NULL, (int)byteCount);
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if ( _res == NULL ) return NULL;
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_err = GetScrapFlavorData(_self->ob_itself,
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flavorType,
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&byteCount,
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PyString_AS_STRING(_res));
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if (_err != noErr) {
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Py_XDECREF(_res);
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return PyMac_Error(_err);
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}
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return _res;
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}
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static PyObject *ScrapObj_PutScrapFlavor(ScrapObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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ScrapFlavorType flavorType;
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ScrapFlavorFlags flavorFlags;
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char *flavorData__in__;
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int flavorData__in_len__;
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if (!PyArg_ParseTuple(_args, "O&ls#",
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PyMac_GetOSType, &flavorType,
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&flavorFlags,
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&flavorData__in__, &flavorData__in_len__))
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return NULL;
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_err = PutScrapFlavor(_self->ob_itself,
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flavorType,
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flavorFlags,
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(Size)flavorData__in_len__,
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flavorData__in__);
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if (_err != noErr) return PyMac_Error(_err);
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Py_INCREF(Py_None);
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_res = Py_None;
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return _res;
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}
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static PyObject *ScrapObj_GetScrapFlavorCount(ScrapObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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UInt32 infoCount;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = GetScrapFlavorCount(_self->ob_itself,
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&infoCount);
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if (_err != noErr) return PyMac_Error(_err);
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_res = Py_BuildValue("l",
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infoCount);
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return _res;
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}
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static PyObject *ScrapObj_GetScrapFlavorInfoList(ScrapObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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PyObject *item;
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OSStatus _err;
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UInt32 infoCount;
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ScrapFlavorInfo *infolist = NULL;
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int i;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = GetScrapFlavorCount(_self->ob_itself,
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&infoCount);
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if (_err != noErr) return PyMac_Error(_err);
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if (infoCount == 0) return Py_BuildValue("[]");
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if ((infolist = (ScrapFlavorInfo *)malloc(infoCount*sizeof(ScrapFlavorInfo))) == NULL )
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return PyErr_NoMemory();
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_err = GetScrapFlavorInfoList(_self->ob_itself, &infoCount, infolist);
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if (_err != noErr) {
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free(infolist);
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return NULL;
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}
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if ((_res = PyList_New(infoCount)) == NULL ) {
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free(infolist);
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return NULL;
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}
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for(i=0; i<infoCount; i++) {
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item = Py_BuildValue("O&l", PyMac_BuildOSType, infolist[i].flavorType,
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infolist[i].flavorFlags);
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if ( !item || PyList_SetItem(_res, i, item) < 0 ) {
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Py_DECREF(_res);
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free(infolist);
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return NULL;
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}
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}
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free(infolist);
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return _res;
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}
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static PyMethodDef ScrapObj_methods[] = {
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{"GetScrapFlavorFlags", (PyCFunction)ScrapObj_GetScrapFlavorFlags, 1,
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"(ScrapFlavorType flavorType) -> (ScrapFlavorFlags flavorFlags)"},
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{"GetScrapFlavorSize", (PyCFunction)ScrapObj_GetScrapFlavorSize, 1,
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"(ScrapFlavorType flavorType) -> (Size byteCount)"},
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{"GetScrapFlavorData", (PyCFunction)ScrapObj_GetScrapFlavorData, 1,
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"(ScrapFlavorType flavorType) -> string"},
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{"PutScrapFlavor", (PyCFunction)ScrapObj_PutScrapFlavor, 1,
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"(ScrapFlavorType flavorType, ScrapFlavorFlags flavorFlags, Buffer flavorData) -> None"},
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{"GetScrapFlavorCount", (PyCFunction)ScrapObj_GetScrapFlavorCount, 1,
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"() -> (UInt32 infoCount)"},
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{"GetScrapFlavorInfoList", (PyCFunction)ScrapObj_GetScrapFlavorInfoList, 1,
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"() -> ([(ScrapFlavorType, ScrapFlavorInfo), ...])"},
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{NULL, NULL, 0}
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};
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PyMethodChain ScrapObj_chain = { ScrapObj_methods, NULL };
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static PyObject *ScrapObj_getattr(ScrapObject *self, char *name)
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{
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return Py_FindMethodInChain(&ScrapObj_chain, (PyObject *)self, name);
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}
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#define ScrapObj_setattr NULL
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#define ScrapObj_compare NULL
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#define ScrapObj_repr NULL
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#define ScrapObj_hash NULL
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PyTypeObject Scrap_Type = {
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PyObject_HEAD_INIT(NULL)
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0, /*ob_size*/
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"_Scrap.Scrap", /*tp_name*/
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sizeof(ScrapObject), /*tp_basicsize*/
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0, /*tp_itemsize*/
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/* methods */
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(destructor) ScrapObj_dealloc, /*tp_dealloc*/
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0, /*tp_print*/
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(getattrfunc) ScrapObj_getattr, /*tp_getattr*/
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(setattrfunc) ScrapObj_setattr, /*tp_setattr*/
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(cmpfunc) ScrapObj_compare, /*tp_compare*/
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(reprfunc) ScrapObj_repr, /*tp_repr*/
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(PyNumberMethods *)0, /* tp_as_number */
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(PySequenceMethods *)0, /* tp_as_sequence */
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(PyMappingMethods *)0, /* tp_as_mapping */
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(hashfunc) ScrapObj_hash, /*tp_hash*/
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};
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/* --------------------- End object type Scrap ---------------------- */
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static PyObject *Scrap_LoadScrap(PyObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = LoadScrap();
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if (_err != noErr) return PyMac_Error(_err);
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Py_INCREF(Py_None);
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_res = Py_None;
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return _res;
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}
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static PyObject *Scrap_UnloadScrap(PyObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = UnloadScrap();
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if (_err != noErr) return PyMac_Error(_err);
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Py_INCREF(Py_None);
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_res = Py_None;
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return _res;
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}
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static PyObject *Scrap_GetCurrentScrap(PyObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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ScrapRef scrap;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = GetCurrentScrap(&scrap);
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if (_err != noErr) return PyMac_Error(_err);
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_res = Py_BuildValue("O&",
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ScrapObj_New, scrap);
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return _res;
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}
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static PyObject *Scrap_ClearCurrentScrap(PyObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = ClearCurrentScrap();
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if (_err != noErr) return PyMac_Error(_err);
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Py_INCREF(Py_None);
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_res = Py_None;
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return _res;
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}
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static PyObject *Scrap_CallInScrapPromises(PyObject *_self, PyObject *_args)
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{
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PyObject *_res = NULL;
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OSStatus _err;
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if (!PyArg_ParseTuple(_args, ""))
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return NULL;
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_err = CallInScrapPromises();
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if (_err != noErr) return PyMac_Error(_err);
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Py_INCREF(Py_None);
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_res = Py_None;
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return _res;
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}
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static PyMethodDef Scrap_methods[] = {
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{"LoadScrap", (PyCFunction)Scrap_LoadScrap, 1,
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"() -> None"},
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{"UnloadScrap", (PyCFunction)Scrap_UnloadScrap, 1,
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"() -> None"},
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{"GetCurrentScrap", (PyCFunction)Scrap_GetCurrentScrap, 1,
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"() -> (ScrapRef scrap)"},
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{"ClearCurrentScrap", (PyCFunction)Scrap_ClearCurrentScrap, 1,
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"() -> None"},
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{"CallInScrapPromises", (PyCFunction)Scrap_CallInScrapPromises, 1,
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"() -> None"},
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{NULL, NULL, 0}
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};
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void init_Scrap(void)
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{
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PyObject *m;
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PyObject *d;
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m = Py_InitModule("_Scrap", Scrap_methods);
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d = PyModule_GetDict(m);
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Scrap_Error = PyMac_GetOSErrException();
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if (Scrap_Error == NULL ||
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PyDict_SetItemString(d, "Error", Scrap_Error) != 0)
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return;
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Scrap_Type.ob_type = &PyType_Type;
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Py_INCREF(&Scrap_Type);
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if (PyDict_SetItemString(d, "ScrapType", (PyObject *)&Scrap_Type) != 0)
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Py_FatalError("can't initialize ScrapType");
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}
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/* ======================= End module _Scrap ======================== */
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