def select(self, selection, flags):
if isinstance(selection, QModelIndex):
selection = QItemSelection(selection, selection)
model = self.model()
indexes = selection.indexes()
sel_inds = {ind.row() for ind in indexes} | \
{ind.column() for ind in indexes}
if flags == QItemSelectionModel.ClearAndSelect:
selected = set()
else:
selected = {ind.row() for ind in self.selectedIndexes()}
if flags & QItemSelectionModel.Select:
selected |= sel_inds
elif flags & QItemSelectionModel.Deselect:
selected -= sel_inds
new_selection = QItemSelection()
regions = list(ranges(sorted(selected)))
for r_start, r_end in regions:
for c_start, c_end in regions:
top_left = model.index(r_start, c_start)
bottom_right = model.index(r_end - 1, c_end - 1)
new_selection.select(top_left, bottom_right)
QItemSelectionModel.select(self, new_selection,
QItemSelectionModel.ClearAndSelect)
def select(self, selection, flags):
if isinstance(selection, QModelIndex):
selection = QItemSelection(selection, selection)
model = self.model()
indexes = selection.indexes()
sel_inds = {ind.row() for ind in indexes} | \
{ind.column() for ind in indexes}
if flags == QItemSelectionModel.ClearAndSelect:
selected = set()
else:
selected = {ind.row() for ind in self.selectedIndexes()}
if flags & QItemSelectionModel.Select:
selected |= sel_inds
elif flags & QItemSelectionModel.Deselect:
selected -= sel_inds
new_selection = QItemSelection()
regions = list(ranges(sorted(selected)))
for r_start, r_end in regions:
for c_start, c_end in regions:
top_left = model.index(r_start, c_start)
bottom_right = model.index(r_end - 1, c_end - 1)
new_selection.select(top_left, bottom_right)
QItemSelectionModel.select(self, new_selection,
QItemSelectionModel.ClearAndSelect)
