######################################################################################################################
# Copyright (C) 2017-2022 Spine project consortium
# Copyright Spine Toolbox contributors
# This file is part of Spine Toolbox.
# Spine Toolbox is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General
# Public License as published by the Free Software Foundation, either version 3 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 Lesser General
# Public License for more details. You should have received a copy of the GNU Lesser General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.
######################################################################################################################
"""An editor widget for editing duration database (relationship) parameter values."""
from PySide6.QtCore import Slot
from PySide6.QtWidgets import QWidget
from spinedb_api import Duration, duration_to_relativedelta, ParameterValueFormatError
[docs]class DurationEditor(QWidget):
"""
An editor widget for Duration type parameter values.
Attributes:
parent (QWidget): a parent widget
"""
def __init__(self, parent=None):
from ..ui.duration_editor import Ui_DurationEditor # pylint: disable=import-outside-toplevel
super().__init__(parent)
self._value = Duration(duration_to_relativedelta("1 hour"))
self._ui = Ui_DurationEditor()
self._ui.setupUi(self)
self._ui.duration_edit.editingFinished.connect(self._change_duration)
self._ui.duration_edit.setText(str(self._value))
@Slot(name="_change_duration")
[docs] def _change_duration(self):
"""Updates the value being edited."""
text = self._ui.duration_edit.text()
try:
self._value = Duration(text)
except ParameterValueFormatError:
self._ui.duration_edit.setText(str(self._value))
[docs] def set_value(self, value):
"""Sets the value for editing."""
self._value = value
self._ui.duration_edit.setText(str(self._value))
[docs] def value(self):
"""Returns the current Duration."""
return self._value