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import os |
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import sys |
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import contextlib |
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from qtpy import QtWidgets |
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from qtpy.QtWidgets import QComboBox |
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from qtpy.uic import loadUi |
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QCOMBOBOX_SUBCLASS = """ |
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from qtpy.QtWidgets import QComboBox |
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class _QComboBoxSubclass(QComboBox): |
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pass |
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""" |
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@contextlib.contextmanager |
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def enabled_qcombobox_subclass(tmpdir): |
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""" |
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Context manager that sets up a temporary module with a QComboBox subclass |
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and then removes it once we are done. |
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""" |
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with open(tmpdir.join('qcombobox_subclass.py').strpath, 'w') as f: |
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f.write(QCOMBOBOX_SUBCLASS) |
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sys.path.insert(0, tmpdir.strpath) |
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yield |
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sys.path.pop(0) |
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def get_qapp(icon_path=None): |
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""" |
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Helper function to return a QApplication instance |
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""" |
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qapp = QtWidgets.QApplication.instance() |
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if qapp is None: |
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qapp = QtWidgets.QApplication(['']) |
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return qapp |
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def test_load_ui(): |
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""" |
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Make sure that the patched loadUi function behaves as expected with a |
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simple .ui file. |
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""" |
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app = get_qapp() |
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ui = loadUi(os.path.join(os.path.dirname(__file__), 'test.ui')) |
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assert isinstance(ui.pushButton, QtWidgets.QPushButton) |
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assert isinstance(ui.comboBox, QComboBox) |
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def test_load_ui_custom_auto(tmpdir): |
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""" |
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Test that we can load a .ui file with custom widgets without having to |
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explicitly specify a dictionary of custom widgets, even in the case of |
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PySide. |
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""" |
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app = get_qapp() |
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with enabled_qcombobox_subclass(tmpdir): |
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from qcombobox_subclass import _QComboBoxSubclass |
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ui = loadUi(os.path.join(os.path.dirname(__file__), 'test_custom.ui')) |
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assert isinstance(ui.pushButton, QtWidgets.QPushButton) |
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assert isinstance(ui.comboBox, _QComboBoxSubclass) |
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spyder-ide /
qtpy
