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Allow setting width/height spin boxes to link to QgsRatioLockButton
When set, these spin boxes will automatically be updated when their accompanying spin box changes value so that the ratio is maintained.
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| Original file line number | Diff line number | Diff line change |
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| # -*- coding: utf-8 -*- | ||
| """QGIS Unit tests for QgsRatioLockButton | ||
| .. note:: This program is free software; you can redistribute it and/or modify | ||
| it under the terms of the GNU General Public License as published by | ||
| the Free Software Foundation; either version 2 of the License, or | ||
| (at your option) any later version. | ||
| """ | ||
| __author__ = 'Nyall Dawson' | ||
| __date__ = '18/07/2017' | ||
| __copyright__ = 'Copyright 2017, The QGIS Project' | ||
| # This will get replaced with a git SHA1 when you do a git archive | ||
| __revision__ = '$Format:%H$' | ||
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| import qgis # NOQA | ||
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| from qgis.gui import QgsRatioLockButton | ||
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| from qgis.PyQt.QtWidgets import QDoubleSpinBox | ||
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| from qgis.testing import start_app, unittest | ||
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| start_app() | ||
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| class TestQgsRatioLockButton(unittest.TestCase): | ||
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| def testLinkedWidgets(self): | ||
| """ test linking spin boxes to combobox""" | ||
| w = qgis.gui.QgsRatioLockButton() | ||
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| spin_width = QDoubleSpinBox() | ||
| spin_width.setMaximum(100000) | ||
| spin_height = QDoubleSpinBox() | ||
| spin_height.setMaximum(100000) | ||
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| w.setWidthSpinBox(spin_width) | ||
| spin_width.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
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| w.setLocked(True) | ||
| spin_width.setValue(2000) | ||
| self.assertEqual(spin_width.value(), 2000) | ||
| w.setLocked(False) | ||
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| w.setHeightSpinBox(spin_height) | ||
| spin_width.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
| self.assertEqual(spin_height.value(), 0) | ||
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| w.setLocked(True) | ||
| spin_width.setValue(2000) | ||
| self.assertEqual(spin_width.value(), 2000) | ||
| self.assertEqual(spin_height.value(), 0) | ||
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| spin_height.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 2000) | ||
| self.assertEqual(spin_height.value(), 1000) | ||
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| # ok, that was all setup tests... let's check the real thing now | ||
| spin_width.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
| self.assertEqual(spin_height.value(), 500) | ||
| spin_height.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 2000) | ||
| self.assertEqual(spin_height.value(), 1000) | ||
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| w.setLocked(False) | ||
| spin_width.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
| self.assertEqual(spin_height.value(), 1000) | ||
| spin_height.setValue(2000) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
| self.assertEqual(spin_height.value(), 2000) | ||
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| w.setLocked(True) | ||
| spin_height.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 500) | ||
| self.assertEqual(spin_height.value(), 1000) | ||
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| # setting to 0 should "break" lock | ||
| spin_height.setValue(0) | ||
| self.assertEqual(spin_width.value(), 500) | ||
| self.assertEqual(spin_height.value(), 0) | ||
| spin_width.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
| self.assertEqual(spin_height.value(), 0) | ||
| spin_height.setValue(100) | ||
| self.assertEqual(spin_width.value(), 1000) | ||
| self.assertEqual(spin_height.value(), 100) | ||
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| spin_width.setValue(0) | ||
| self.assertEqual(spin_width.value(), 0) | ||
| self.assertEqual(spin_height.value(), 100) | ||
| spin_height.setValue(1000) | ||
| self.assertEqual(spin_width.value(), 0) | ||
| self.assertEqual(spin_height.value(), 1000) | ||
| spin_width.setValue(200) | ||
| self.assertEqual(spin_width.value(), 200) | ||
| self.assertEqual(spin_height.value(), 1000) | ||
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| if __name__ == '__main__': | ||
| unittest.main() |