/*
* Callback for "removed" signal, used by the connect_after method,
* it's a proxy for the python function, creating the values it needs.
* Params are those of the "removed" signal on the Diagram object.
* @param Diagram The Diagram that emitted the signal
* @param user_data The python function to be called by the callback.
*/
static void
PyDiaDiagram_CallbackRemoved(Diagram *dia,void *user_data)
{
/* Check that we got a function */
PyObject *diaobj,*res,*arg;
PyObject *func = user_data;
if (!func || !PyCallable_Check (func)) {
g_warning ("Callback called without valid callback function.");
return;
}
/* Create a new PyDiaDiagram object. This really should reuse the object that we connected to.
* We'll do that later.
*/
if (dia)
diaobj = PyDiaDiagram_New (dia);
else {
diaobj = Py_None;
Py_INCREF (diaobj);
}
Py_INCREF(func);
/* Call the callback. */
arg = Py_BuildValue ("(O)", diaobj);
if (arg) {
res = PyEval_CallObject (func, arg);
ON_RES(res, FALSE);
}
Py_XDECREF (arg);
Py_DECREF(func);
Py_XDECREF(diaobj);
}
static PyObject *
PyDiaDisplay_GetAttr(PyDiaDisplay *self, gchar *attr)
{
if (!strcmp(attr, "__members__"))
return Py_BuildValue("[ssss]", "diagram", "origin", "visible",
"zoom_factor");
else if (!strcmp(attr, "diagram"))
return PyDiaDiagram_New(self->disp->diagram);
/* FIXME: shouldn't it have only one name */
else if (!strcmp(attr, "origo") || !strcmp(attr, "origion") || !strcmp(attr, "origin"))
return Py_BuildValue("(dd)", self->disp->origo.x, self->disp->origo.y);
else if (!strcmp(attr, "zoom_factor"))
return PyFloat_FromDouble(self->disp->zoom_factor);
else if (!strcmp(attr, "visible"))
return Py_BuildValue("(dddd)", self->disp->visible.top,
self->disp->visible.left,
self->disp->visible.bottom,
self->disp->visible.right);
return Py_FindMethod(PyDiaDisplay_Methods, (PyObject *)self, attr);
}
