f73b3741f0
Apply result of "git diff anaconda-18.37.11-1..anaconda-20.25.16-1" and resolve conflicts.
118 lines
4.5 KiB
Python
118 lines
4.5 KiB
Python
# The base classes for Anaconda TUI Hubs
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#
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# Copyright (C) (2012) Red Hat, Inc.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# the GNU General Public License v.2, or (at your option) any later version.
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY expressed or implied, including the implied warranties of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details. You should have received a copy of the
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# GNU General Public License along with this program; if not, write to the
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# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
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# source code or documentation are not subject to the GNU General Public
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# License and may only be used or replicated with the express permission of
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# Red Hat, Inc.
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#
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# Red Hat Author(s): Martin Sivak <msivak@redhat.com>
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#
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from pyanaconda.ui.tui import simpleline as tui
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from pyanaconda.ui.tui.tuiobject import TUIObject
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from pyanaconda.ui.tui.spokes import collect_spokes
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from pyanaconda.ui import common
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from pyanaconda.i18n import _
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class TUIHub(TUIObject, common.Hub):
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"""Base Hub class implementing the pyanaconda.ui.common.Hub interface.
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It uses text based categories to look for relevant Spokes and manages
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all the spokes it finds to have the proper category.
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:param categories: list all the spoke categories to be displayed in this Hub
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:type categories: list of strings
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:param title: title for this Hub
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:type title: unicode
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"""
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categories = []
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title = _("Default HUB title")
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def __init__(self, app, data, storage, payload, instclass):
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TUIObject.__init__(self, app, data)
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common.Hub.__init__(self, data, storage, payload, instclass)
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self._spokes = {} # holds spokes referenced by their class name
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self._keys = {} # holds spokes referenced by their user input key
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self._spoke_count = 0
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def setup(self, environment="anaconda"):
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# look for spokes having category present in self.categories
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for c in self.categories:
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spokes = collect_spokes(self.paths["spokes"], c)
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# sort them according to their priority
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for s in sorted(spokes, key = lambda s: s.title):
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# Check if this spoke is to be shown in anaconda
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if not s.should_run(environment, self.data):
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continue
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spoke = s(self.app, self.data, self.storage, self.payload, self.instclass)
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spoke.initialize()
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if not spoke.showable:
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spoke.teardown()
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del spoke
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continue
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if spoke.indirect:
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continue
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self._spoke_count += 1
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self._keys[self._spoke_count] = spoke
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self._spokes[spoke.__class__.__name__] = spoke
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# only schedule the hub if it has some spokes
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return self._spoke_count != 0
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def refresh(self, args = None):
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"""This methods fills the self._window list by all the objects
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we want shown on this screen. Title and Spokes mostly."""
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TUIObject.refresh(self, args)
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def _prep(i, w):
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number = tui.TextWidget("%2d)" % i)
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return tui.ColumnWidget([(3, [number]), (None, [w])], 1)
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# split spokes to two columns
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left = [_prep(i, w) for i,w in self._keys.iteritems() if i % 2 == 1]
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right = [_prep(i, w) for i,w in self._keys.iteritems() if i % 2 == 0]
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c = tui.ColumnWidget([(39, left), (39, right)], 2)
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self._window.append(c)
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return True
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def input(self, args, key):
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"""Handle user input. Numbers are used to show a spoke, the rest is passed
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to the higher level for processing."""
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try:
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number = int(key)
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self.app.switch_screen_with_return(self._keys[number])
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return None
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except (ValueError, KeyError):
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# If we get a continue, check for unfinished spokes. If unfinished
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# don't continue
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# TRANSLATORS: 'c' to continue
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if key == _('c'):
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for spoke in self._spokes.values():
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if not spoke.completed and spoke.mandatory:
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print(_("Please complete all spokes before continuing"))
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return False
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return key
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