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131 lines
4.0 KiB
131 lines
4.0 KiB
# base TUIObject for Anaconda TUI
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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.i18n import _
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from pyanaconda.ui import common
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from pyanaconda.ui.tui import simpleline as tui
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from pyanaconda.constants_text import INPUT_PROCESSED
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class ErrorDialog(tui.UIScreen):
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"""Dialog screen for reporting errors to user."""
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title = _("Error")
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def __init__(self, app, message):
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"""
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:param app: the running application reference
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:type app: instance of App class
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:param message: the message to show to the user
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:type message: unicode
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"""
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tui.UIScreen.__init__(self, app)
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self._message = message
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def refresh(self, args = None):
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tui.UIScreen.refresh(self, args)
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text = tui.TextWidget(self._message)
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self._window.append(tui.CenterWidget(text))
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return True
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def prompt(self, args = None):
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return _("Press enter to exit.")
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def input(self, args, key):
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"""This dialog is closed by any input."""
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self.close()
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return INPUT_PROCESSED
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class YesNoDialog(tui.UIScreen):
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"""Dialog screen for Yes - No questions."""
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title = _("Question")
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def __init__(self, app, message):
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"""
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:param app: the running application reference
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:type app: instance of App class
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:param message: the message to show to the user
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:type message: unicode
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"""
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tui.UIScreen.__init__(self, app)
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self._message = message
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self._response = None
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def refresh(self, args = None):
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tui.UIScreen.refresh(self, args)
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text = tui.TextWidget(self._message)
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self._window.append(tui.CenterWidget(text))
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self._window.append(u"")
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return True
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def prompt(self, args = None):
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return _("Please respond 'yes' or 'no': ")
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def input(self, args, key):
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if key == _("yes"):
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self._response = True
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self.close()
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return None
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elif key == _("no"):
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self._response = False
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self.close()
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return None
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else:
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return False
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@property
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def answer(self):
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"""The response can be True (yes), False (no) or None (no response)."""
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return self._response
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class TUIObject(tui.UIScreen, common.UIObject):
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"""Base class for Anaconda specific TUI screens. Implements the
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common pyanaconda.ui.common.UIObject interface"""
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title = u"Default title"
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def __init__(self, app, data):
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tui.UIScreen.__init__(self, app)
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common.UIObject.__init__(self, data)
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@property
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def showable(self):
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return True
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def teardown(self):
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pass
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def initialize(self):
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"""This method gets called whenever Hub or UserInterface prepares
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all found objects for use. It is called only once and has no direct
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connection to rendering."""
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pass
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def refresh(self, args = None):
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"""Put everything to display into self.window list."""
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tui.UIScreen.refresh(self, args)
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