def select_crs(self):
"""Shows a dialog to select a new CRS for the model"""
crs_dialog = QgsProjectionSelectionDialog()
crs_dialog.setShowNoProjection(True)
if self.dlg.crsLineEdit.text() != "None":
old_crs = QgsCoordinateReferenceSystem("EPSG:{}".format(
self.dlg.crsLineEdit.text()))
crs_dialog.setCrs(old_crs)
crs_dialog.exec()
if crs_dialog.crs().postgisSrid() == 0:
self.dlg.crsLineEdit.setText("None")
else:
self.dlg.crsLineEdit.setText("{}".format(
crs_dialog.crs().postgisSrid()))
def testDialogNotSetOption(self):
""" test allowing no projection option for QgsProjectionSelectionTreeWidget """
w = QgsProjectionSelectionDialog()
w.show()
w.setShowNoProjection(True)
self.assertTrue(w.showNoProjection())
w.setShowNoProjection(False)
self.assertFalse(w.showNoProjection())
w.setShowNoProjection(True)
w.setCrs(QgsCoordinateReferenceSystem())
self.assertFalse(w.crs().isValid())
def testDialogNotSetOption(self):
""" test allowing no projection option for QgsProjectionSelectionTreeWidget """
w = QgsProjectionSelectionDialog()
w.show()
w.setShowNoProjection(True)
self.assertTrue(w.showNoProjection())
w.setShowNoProjection(False)
self.assertFalse(w.showNoProjection())
w.setShowNoProjection(True)
w.setCrs(QgsCoordinateReferenceSystem())
self.assertFalse(w.crs().isValid())