deb-horizon/horizon/browsers/views.py
Pawel Skowron 791f384e3e Fix Flake8 style warnings in horizon/
Warnings H904, H307 and H405 are new or considerably changed, and will
be fixed in a separate patch.

Partial-bug: #1347472

Change-Id: Id9325a40d443f77242d3634002789501afbfc35a
Co-Authored-By: Juan M. Olle <juan.m.olle@intel.com>
2014-07-29 20:38:49 +00:00

59 lines
2.3 KiB
Python

# Copyright 2012 Nebula, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from django.utils.translation import ugettext_lazy as _
from horizon.tables import MultiTableView # noqa
from horizon.utils import memoized
class ResourceBrowserView(MultiTableView):
browser_class = None
def __init__(self, *args, **kwargs):
if not self.browser_class:
raise ValueError("You must specify a ResourceBrowser subclass "
"for the browser_class attribute on %s."
% self.__class__.__name__)
self.table_classes = (self.browser_class.navigation_table_class,
self.browser_class.content_table_class)
self.navigation_selection = False
super(ResourceBrowserView, self).__init__(*args, **kwargs)
@memoized.memoized_method
def get_browser(self):
browser = self.browser_class(self.request, **self.kwargs)
browser.set_tables(self.get_tables())
if not self.navigation_selection:
ct = browser.content_table
item = browser.navigable_item_name.lower()
ct._no_data_message = _("Select a %s to browse.") % item
return browser
def get_tables(self):
tables = super(ResourceBrowserView, self).get_tables()
# Tells the navigation table what is selected.
navigation_table = tables[
self.browser_class.navigation_table_class._meta.name]
navigation_item = self.kwargs.get(
self.browser_class.navigation_kwarg_name)
navigation_table.current_item_id = navigation_item
return tables
def get_context_data(self, **kwargs):
context = super(ResourceBrowserView, self).get_context_data(**kwargs)
browser = self.get_browser()
context["%s_browser" % browser.name] = browser
return context