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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
import os
import sys
import unittest
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from init_paths import init_test_paths
init_test_paths(False)
from PySide6.QtWidgets import QFormLayout, QWidget, QLabel, QMainWindow
from helper.usesqapplication import UsesQApplication
class QFormLayoutTest(UsesQApplication):
def testGetItemPosition(self):
formlayout = QFormLayout()
row, role = formlayout.getItemPosition(0)
self.assertTrue(isinstance(row, int))
self.assertTrue(isinstance(role, QFormLayout.ItemRole))
self.assertEqual(row, -1)
widget = QWidget()
formlayout.addRow(widget)
row, role = formlayout.getItemPosition(0)
self.assertTrue(isinstance(row, int))
self.assertTrue(isinstance(role, QFormLayout.ItemRole))
self.assertEqual(row, 0)
self.assertEqual(role, QFormLayout.SpanningRole)
def testGetWidgetPosition(self):
formlayout = QFormLayout()
widget = QWidget()
row, role = formlayout.getWidgetPosition(widget)
self.assertTrue(isinstance(row, int))
self.assertTrue(isinstance(role, QFormLayout.ItemRole))
self.assertEqual(row, -1)
formlayout.addRow(widget)
row, role = formlayout.getWidgetPosition(widget)
self.assertTrue(isinstance(row, int))
self.assertTrue(isinstance(role, QFormLayout.ItemRole))
self.assertEqual(row, 0)
self.assertEqual(role, QFormLayout.SpanningRole)
def testGetLayoutPosition(self):
formlayout = QFormLayout()
layout = QFormLayout()
row, role = formlayout.getLayoutPosition(layout)
self.assertTrue(isinstance(row, int))
self.assertTrue(isinstance(role, QFormLayout.ItemRole))
self.assertEqual(row, -1)
formlayout.addRow(layout)
row, role = formlayout.getLayoutPosition(layout)
self.assertTrue(isinstance(row, int))
self.assertTrue(isinstance(role, QFormLayout.ItemRole))
self.assertEqual(row, 0)
self.assertEqual(role, QFormLayout.SpanningRole)
def testTakeRow(self):
window = QMainWindow()
window.setCentralWidget(QWidget())
formlayout = QFormLayout(window.centralWidget())
widget_label = "blub"
widget = QLabel(widget_label)
self.assertEqual(formlayout.count(), 0)
formlayout.addRow(widget)
self.assertEqual(formlayout.count(), 1)
self.assertEqual(formlayout.itemAt(0).widget(), widget)
widget_id = id(widget)
# Now there are no more references to the original widget on the
# Python side. Assert that this does not break the references to
# the widget on the C++ side so that "taking" the row will work.
del widget
takeRowResult = formlayout.takeRow(0)
self.assertEqual(formlayout.count(), 0)
widget = takeRowResult.fieldItem.widget()
self.assertIsNotNone(widget)
self.assertEqual(widget_id, id(widget))
self.assertEqual(widget.text(), widget_label)
if __name__ == "__main__":
unittest.main()
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