setools/setoolsgui/widgets/models/role.py
Chris PeBenito 2d755c46ca Clean up item model classes.
* Remove "Model" from names of model classes.
* Remove remaining *_detail() functions.
* Add typing.
* Make models dir a package.
* Update for superclass data() method as fallback.
* Switch to match/case statements.

Signed-off-by: Chris PeBenito <pebenito@ieee.org>
2024-02-14 09:11:28 -05:00

63 lines
1.9 KiB
Python

# Copyright 2016, Tresys Technology, LLC
#
# SPDX-License-Identifier: LGPL-2.1-only
#
#
from PyQt5 import QtCore
import setools
from .. import details
from . import modelroles
from .table import SEToolsTableModel
class RoleTable(SEToolsTableModel[setools.Role]):
"""Table-based model for roles."""
headers = ["Name", "Types"]
def data(self, index: QtCore.QModelIndex, role: int = QtCore.Qt.ItemDataRole.DisplayRole):
if not self.item_list or not index.isValid():
return None
# There are two roles here.
# The parameter, role, is the Qt role
# The below item is a role in the list.
row = index.row()
col = index.column()
item = self.item_list[row]
match role:
case QtCore.Qt.ItemDataRole.DisplayRole:
match col:
case 0:
return item.name
case 1:
return ", ".join(sorted(t.name for t in item.types()))
case modelroles.ContextMenuRole:
if col == 1:
return (details.type_detail_action(t) for t in sorted(item.types()))
case QtCore.Qt.ItemDataRole.WhatsThisRole:
match col:
case 0:
column_whatsthis = "<p>This is the name of the role.</p>"
case 1:
column_whatsthis = \
"<p>This is the list of types associated with this role.</p>"
case _:
column_whatsthis = ""
return \
f"""
<b><p>Table Representation of Roles</p></b>
<p>Each part of the declaration is represented as a column in the table.</p>
{column_whatsthis}
"""
return super().data(index, role)