def __init__(self):
super().__init__()
self.corpus = None
# Refresh recent files
self.recent_files = [fn for fn in self.recent_files
if os.path.exists(fn)]
# Browse file box
fbox = gui.widgetBox(self.controlArea, "Corpus file", orientation=0)
# Drop-down for recent files
self.file_combo = QtGui.QComboBox(fbox)
self.file_combo.setMinimumWidth(300)
fbox.layout().addWidget(self.file_combo)
self.file_combo.activated[int].connect(self.select_file)
# Browse button
browse = gui.button(fbox, self, 'Browse', callback=self.browse_file)
browse.setIcon(self.style().standardIcon(QtGui.QStyle.SP_DirOpenIcon))
browse.setSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
# Reload button
reload = gui.button(fbox, self, "Reload", callback=self.reload, default=True)
reload.setIcon(self.style().standardIcon(QtGui.QStyle.SP_BrowserReload))
reload.setSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
# Corpus info
ibox = gui.widgetBox(self.controlArea, "Corpus info", addSpace=True)
corp_info = "Corpus of 0 documents."
self.info_label = gui.label(ibox, self, corp_info)
# Used Text Features
fbox = gui.widgetBox(self.controlArea, orientation=0)
ubox = gui.widgetBox(fbox, "Used text features", addSpace=True)
self.used_attrs = VariablesListItemModel()
self.used_attrs_view = VariablesListItemView()
self.used_attrs_view.setModel(self.used_attrs)
ubox.layout().addWidget(self.used_attrs_view)
aa = self.used_attrs
aa.dataChanged.connect(self.update_feature_selection)
aa.rowsInserted.connect(self.update_feature_selection)
aa.rowsRemoved.connect(self.update_feature_selection)
# Ignored Text Features
ibox = gui.widgetBox(fbox, "Ignored text features", addSpace=True)
self.unused_attrs = VariablesListItemModel()
self.unused_attrs_view = VariablesListItemView()
self.unused_attrs_view.setModel(self.unused_attrs)
ibox.layout().addWidget(self.unused_attrs_view)
# Load the most recent file
self.set_file_list()
if len(self.recent_files) > 0:
self.open_file(self.recent_files[0])
def test_flags(self):
m = VariablesListItemModel([ContinuousVariable("X")])
flags = m.flags(m.index(0))
self.assertTrue(flags & Qt.ItemIsDragEnabled)
self.assertFalse(flags & Qt.ItemIsDropEnabled)
# 'invalid' index is drop enabled -> indicates insertion capability
flags = m.flags(m.index(-1, -1))
self.assertTrue(flags & Qt.ItemIsDropEnabled)
def test_drop_mime(self):
iris = Table("iris")
m = VariablesListItemModel(iris.domain.variables)
mime = m.mimeData([m.index(1, 0)])
self.assertTrue(mime.hasFormat(VariablesListItemModel.MIME_TYPE))
assert m.dropMimeData(mime, Qt.MoveAction, 5, 0, m.index(-1, -1))
self.assertIs(m[5], m[1])
assert m.dropMimeData(mime, Qt.MoveAction, -1, -1, m.index(-1, -1))
self.assertIs(m[6], m[1])
