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# SPDX-License-Identifier: LGPL-2.1-only
import typing
from PyQt6 import QtWidgets
import setools
from .. import models
from .criteria import OptionsPlacement
from .list import ListWidget
from .name import NameWidget
# Regex for exact matches to roles
VALIDATE_EXACT: typing.Final[str] = r"[A-Za-z0-9._-]*"
__all__ = ('ObjClassList', 'ObjClassName')
class ObjClassList(ListWidget):
"""A widget providing a QListView widget for selecting the object class."""
def __init__(self, title: str, query: setools.PolicyQuery, attrname: str,
enable_equal: bool = False, enable_subset: bool = False,
parent: QtWidgets.QWidget | None = None) -> None:
model = models.ObjClassTable(data=sorted(query.policy.classes()))
super().__init__(title, query, attrname, model, enable_equal=enable_equal,
enable_subset=enable_subset, parent=parent)
self.criteria_any.setToolTip("Any selected object class will match.")
self.criteria_any.setWhatsThis("<b>Any selected object class will match.</b>")
class ObjClassName(NameWidget):
"""
Widget providing a QLineEdit that saves the input to the attributes
of the specified query. This supports inputs of object classes.
"""
def __init__(self, title: str, query: setools.PolicyQuery, attrname: str, /, *,
parent: QtWidgets.QWidget | None = None,
options_placement: OptionsPlacement = OptionsPlacement.RIGHT,
required: bool = False, enable_regex: bool = True):
# Create completion list
completion = list[str](r.name for r in query.policy.classes())
super().__init__(title, query, attrname, completion, VALIDATE_EXACT,
enable_regex=enable_regex, required=required, parent=parent,
options_placement=options_placement)
if __name__ == '__main__':
import sys
import warnings
import pprint
import logging
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s|%(levelname)s|%(name)s|%(message)s')
warnings.simplefilter("default")
q = setools.TERuleQuery(setools.SELinuxPolicy())
app = QtWidgets.QApplication(sys.argv)
mw = QtWidgets.QMainWindow()
widget = ObjClassList("Test Classes", q, "tclass", parent=mw)
widget.setToolTip("test tooltip")
widget.setWhatsThis("test what's this")
mw.setCentralWidget(widget)
mw.resize(widget.size())
whatsthis = QtWidgets.QWhatsThis.createAction(mw)
mw.menuBar().addAction(whatsthis) # type: ignore[union-attr]
mw.show()
rc = app.exec()
print("Query settings:")
pprint.pprint(q.tclass)
# basic test of save/load
settings: dict = {}
widget.save(settings)
print("Widget save:")
pprint.pprint(settings)
try:
settings["tclass"].pop()
finally:
settings["tclass"].append("file")
widget.load(settings)
print("Final query settings:")
pprint.pprint(q.tclass)
sys.exit(rc)
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