qubes-installer-qubes-os/anaconda/pyanaconda/ui/tui/tuiobject.py
Marek Marczykowski-Górecki f73b3741f0 Update anaconda to 20.25.16
Apply result of "git diff anaconda-18.37.11-1..anaconda-20.25.16-1" and
resolve conflicts.
2014-04-08 05:50:31 +02:00

131 lines
4.0 KiB
Python

# base TUIObject for Anaconda TUI
#
# Copyright (C) 2012 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 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, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
# Red Hat Author(s): Martin Sivak <msivak@redhat.com>
#
from pyanaconda.i18n import _
from pyanaconda.ui import common
from pyanaconda.ui.tui import simpleline as tui
from pyanaconda.constants_text import INPUT_PROCESSED
class ErrorDialog(tui.UIScreen):
"""Dialog screen for reporting errors to user."""
title = _("Error")
def __init__(self, app, message):
"""
:param app: the running application reference
:type app: instance of App class
:param message: the message to show to the user
:type message: unicode
"""
tui.UIScreen.__init__(self, app)
self._message = message
def refresh(self, args = None):
tui.UIScreen.refresh(self, args)
text = tui.TextWidget(self._message)
self._window.append(tui.CenterWidget(text))
return True
def prompt(self, args = None):
return _("Press enter to exit.")
def input(self, args, key):
"""This dialog is closed by any input."""
self.close()
return INPUT_PROCESSED
class YesNoDialog(tui.UIScreen):
"""Dialog screen for Yes - No questions."""
title = _("Question")
def __init__(self, app, message):
"""
:param app: the running application reference
:type app: instance of App class
:param message: the message to show to the user
:type message: unicode
"""
tui.UIScreen.__init__(self, app)
self._message = message
self._response = None
def refresh(self, args = None):
tui.UIScreen.refresh(self, args)
text = tui.TextWidget(self._message)
self._window.append(tui.CenterWidget(text))
self._window.append(u"")
return True
def prompt(self, args = None):
return _("Please respond 'yes' or 'no': ")
def input(self, args, key):
if key == _("yes"):
self._response = True
self.close()
return None
elif key == _("no"):
self._response = False
self.close()
return None
else:
return False
@property
def answer(self):
"""The response can be True (yes), False (no) or None (no response)."""
return self._response
class TUIObject(tui.UIScreen, common.UIObject):
"""Base class for Anaconda specific TUI screens. Implements the
common pyanaconda.ui.common.UIObject interface"""
title = u"Default title"
def __init__(self, app, data):
tui.UIScreen.__init__(self, app)
common.UIObject.__init__(self, data)
@property
def showable(self):
return True
def teardown(self):
pass
def initialize(self):
"""This method gets called whenever Hub or UserInterface prepares
all found objects for use. It is called only once and has no direct
connection to rendering."""
pass
def refresh(self, args = None):
"""Put everything to display into self.window list."""
tui.UIScreen.refresh(self, args)