Add QtUiTools.loadUiType

This function will allow users to convert and load .ui files
at runtime.

A test case was added.

Change-Id: I64a220a07955e560f61f823d0ee2c3c9ff2209c1
Fixes: PYSIDE-1223
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>
Reviewed-by: Christian Tismer <tismer@stackless.com>

1 files changed, 75 insertions, 0 deletions

diff --git a/sources/pyside2/tests/QtUiTools/loadUiType_test.py b/sources/pyside2/tests/QtUiTools/loadUiType_test.py
new file mode 100644
index 000000000..9a3756376
--- /dev/null
+++ b/sources/pyside2/tests/QtUiTools/loadUiType_test.py
@@ -0,0 +1,75 @@
+#############################################################################
+##
+## Copyright (C) 2020 The Qt Company Ltd.
+## Contact: https://www.qt.io/licensing/
+##
+## This file is part of the test suite of Qt for Python.
+##
+## $QT_BEGIN_LICENSE:GPL-EXCEPT$
+## Commercial License Usage
+## Licensees holding valid commercial Qt licenses may use this file in
+## accordance with the commercial license agreement provided with the
+## Software or, alternatively, in accordance with the terms contained in
+## a written agreement between you and The Qt Company. For licensing terms
+## and conditions see https://www.qt.io/terms-conditions. For further
+## information use the contact form at https://www.qt.io/contact-us.
+##
+## GNU General Public License Usage
+## Alternatively, this file may be used under the terms of the GNU
+## General Public License version 3 as published by the Free Software
+## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+## included in the packaging of this file. Please review the following
+## information to ensure the GNU General Public License requirements will
+## be met: https://www.gnu.org/licenses/gpl-3.0.html.
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+import os
+import sys
+import unittest
+
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+from init_paths import init_test_paths
+init_test_paths(False)
+
+from helper.usesqapplication import UsesQApplication
+
+from PySide2.QtWidgets import QWidget, QFrame, QPushButton
+from PySide2.QtUiTools import loadUiType
+
+class loadUiTypeTester(UsesQApplication):
+    def testFunction(self):
+        filePath = os.path.join(os.path.dirname(__file__), "minimal.ui")
+        loaded = loadUiType(filePath)
+        self.assertNotEqual(loaded, None)
+
+        # (<class '__main__.Ui_Form'>, <class 'PySide2.QtWidgets.QFrame'>)
+        generated, base = loaded
+
+        # Generated class contains retranslateUi method
+        self.assertTrue("retranslateUi" in dir(generated))
+
+        # Base class instance will be QFrame for this example
+        self.assertTrue(isinstance(base(), QFrame))
+
+        anotherFileName = os.path.join(os.path.dirname(__file__), "test.ui")
+        another = loadUiType(anotherFileName)
+        self.assertNotEqual(another, None)
+
+        generated, base = another
+        # Base class instance will be QWidget for this example
+        self.assertTrue(isinstance(base(), QWidget))
+
+        w = base()
+        ui = generated()
+        ui.setupUi(w)
+
+        self.assertTrue(isinstance(ui.child_object, QFrame))
+        self.assertTrue(isinstance(ui.grandson_object, QPushButton))
+
+
+if __name__ == '__main__':
+    unittest.main()
+