Source code for cytoflowgui.subset_controllers

#!/usr/bin/env python3.8
# coding: latin-1

# (c) Massachusetts Institute of Technology 2015-2018
# (c) Brian Teague 2018-2022
# 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.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <>.


Instances of `traitsui.handler.Controller` for the various `ISubset` classes.
These contain the `traitsui.view.View`\s for them.  Also a utility function
to return the appropriate handler for an arbitrary `ISubset` model.

from traitsui.api import Controller, View, HGroup, Item, CheckListEditor

from .editors import ValuesBoundsEditor

from cytoflowgui.workflow.subset import BoolSubset, CategorySubset, RangeSubset

[docs]class BoolSubsetHandler(Controller): """Controller for `BoolSubset`"""
[docs] def subset_view(self): return View(HGroup(Item('selected_t', label = + "+"), Item('selected_f', label = + "-")))
[docs]class CategorySubsetHandler(Controller): """Controller for `CategorySubset`"""
[docs] def subset_view(self): return View(Item('selected', label =, editor = CheckListEditor(name = 'values', cols = 2), style = 'custom'))
[docs]class RangeSubsetHandler(Controller): """Controller for `RangeSubset`"""
[docs] def subset_view(self): return View(Item('high', label =, editor = ValuesBoundsEditor( name = 'values', low_name = 'low', high_name = 'high', format = '%g', auto_set = False)))
[docs]def subset_handler_factory(model): """ A factory method to produce the right handler for a given implementation of `ISubset` """ if isinstance(model, BoolSubset): return BoolSubsetHandler(model) elif isinstance(model, CategorySubset): return CategorySubsetHandler(model) elif isinstance(model, RangeSubset): return RangeSubsetHandler(model)