axis-historical/extensions/_toglmodule.c
2004-12-05 02:04:35 +00:00

55 lines
1.5 KiB
C

#include <Python.h>
#include "../thirdparty/togl.c"
static int first_time = 1;
static Tcl_Interp *get_interpreter(PyObject *tkapp) {
long interpaddr;
PyObject *interpaddrobj = PyObject_CallMethod(tkapp, "interpaddr", NULL);
if(interpaddrobj == NULL) { return NULL; }
interpaddr = PyInt_AsLong(interpaddrobj);
Py_DECREF(interpaddrobj);
if(interpaddr == -1) { return NULL; }
return (Tcl_Interp*)interpaddr;
}
PyObject *install(PyObject *s, PyObject *arg) {
Tcl_Interp *trp = get_interpreter(arg);
if(!trp) {
PyErr_SetString(PyExc_TypeError, "get_interpreter() returned NULL");
return NULL;
}
if (Tcl_PkgPresent(trp, "Togl", TOGL_VERSION, 0)) {
Py_INCREF(Py_None);
return Py_None;
}
if (Tcl_PkgProvide(trp, "Togl", TOGL_VERSION) != TCL_OK) {
PyErr_Format(PyExc_RuntimeError, "Tcl_PkgProvide failed: %s", trp->result);
return NULL;
}
Tcl_CreateCommand(trp, "togl", (Tcl_CmdProc *)Togl_Cmd,
(ClientData) Tk_MainWindow(trp), NULL);
if(first_time) {
Tcl_InitHashTable(&CommandTable, TCL_STRING_KEYS);
first_time = 0;
}
Py_INCREF(Py_None);
return Py_None;
}
PyMethodDef togl_methods[] = {
{"install", (PyCFunction)install, METH_O, "install togl in a tkinter application"},
{NULL}
};
#ifndef PyMODINIT_FUNC
#define PyMODINIT_FUNC void
#endif
PyMODINIT_FUNC
init_togl(void) {
Py_InitModule3("_togl", togl_methods, "togl extension for Tkinter");
}