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/* op-progress.cc - Base class for OpProgress classes.
*
* Copyright 2009 Julian Andres Klode <jak@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include "generic.h"
#include "progress.h"
#include <Python.h>
#include <structmember.h>
static PyObject *opprogress_update(PyObject *Self, PyObject *args)
{
Py_RETURN_NONE;
}
static PyObject *opprogress_done(PyObject *Self, PyObject *args)
{
Py_RETURN_NONE;
}
static PyObject *opprogress_get_op(PyOpProgressObject *self, void *closure)
{
Py_INCREF(self->op);
return self->op;
}
static int opprogress_set_op(PyOpProgressObject *self, PyObject *value,
void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "Cannot delete 'op'");
return -1;
}
if (!PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError,"'op' must be a string.");
return -1;
}
Py_DECREF(self->op);
Py_INCREF(value);
self->op = value;
return 0;
}
static PyObject *opprogress_get_subop(PyOpProgressObject *self, void *closure)
{
Py_INCREF(self->subop);
return self->subop;
}
static int opprogress_set_subop(PyOpProgressObject *self, PyObject *value,
void *closure)
{
if (value == NULL) {
PyErr_SetString(PyExc_TypeError, "Cannot delete 'subop'.");
return -1;
}
if (!PyString_Check(value)) {
PyErr_SetString(PyExc_TypeError,"'subop' must be a string.");
return -1;
}
Py_DECREF(self->subop);
Py_INCREF(value);
self->subop = value;
return 0;
}
static PyMethodDef opprogress_methods[] = {
{"update",opprogress_update,METH_NOARGS,"update()\n\nCalled periodically."},
{"done",opprogress_done,METH_NOARGS,"update()\n\nCalled when done."},
{NULL},
};
#ifndef T_BOOL
# define _T_BOOL T_INT
#else
# define _T_BOOL T_BOOL
#endif
static PyMemberDef opprogress_members[] = {
{"major_change", _T_BOOL, offsetof(PyOpProgressObject, major_change), 0,
"Boolean value indicating whether the change is a major change."},
{"percent", T_FLOAT, offsetof(PyOpProgressObject, percent), 0,
"Percentage of completion (float value)."},
{NULL}
};
static PyGetSetDef opprogress_getset[] = {
{"op", (getter)opprogress_get_op, (setter)opprogress_set_op,
"Description of the current operation"},
{"subop", (getter)opprogress_get_subop, (setter)opprogress_set_subop,
"Description of the current sub-operation"},
{NULL},
};
static void opprogress_dealloc(PyObject *self)
{
Py_XDECREF(((PyOpProgressObject *)self)->op);
Py_XDECREF(((PyOpProgressObject *)self)->subop);
self->ob_type->tp_free(self);
}
static PyObject *opprogress_new(PyTypeObject *type, PyObject *args,
PyObject *kwds)
{
PyOpProgressObject *res = (PyOpProgressObject *)type->tp_alloc(type, 0);
res->op = PyString_FromString("");
res->subop = PyString_FromString("");
return (PyObject *)res;
}
static char *opprogress_doc = "OpProgress()\n\n"
"A base class for writing custom operation progress classes. Subclasses\n"
"should override all the methods (and call the parent ones) but shall\n"
"not override any of the inherited descriptors because they may be\n"
"ignored.";
PyTypeObject PyOpProgress_Type = {
PyVarObject_HEAD_INIT(&PyType_Type, 0)
"apt_pkg.OpProgress", // tp_name
sizeof(PyOpProgressObject), // tp_basicsize
0, // tp_itemsize
// Methods
opprogress_dealloc, // tp_dealloc
0, // tp_print
0, // tp_getattr
0, // tp_setattr
0, // tp_compare
0, // tp_repr
0, // tp_as_number
0, // tp_as_sequence
0, // tp_as_mapping
0, // tp_hash
0, // tp_call
0, // tp_str
0, // tp_getattro
0, // tp_setattro
0, // tp_as_buffer
Py_TPFLAGS_DEFAULT | // tp_flags
Py_TPFLAGS_BASETYPE,
opprogress_doc, // tp_doc
0, // tp_traverse
0, // tp_clear
0, // tp_richcompare
0, // tp_weaklistoffset
0, // tp_iter
0, // tp_iternext
opprogress_methods, // tp_methods
opprogress_members, // tp_members
opprogress_getset, // tp_getset
0, // tp_base
0, // tp_dict
0, // tp_descr_get
0, // tp_descr_set
0, // tp_dictoffset
0, // tp_init
0, // tp_alloc
opprogress_new, // tp_new
};
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