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# Copyright (C) 2006 Szilveszter Farkas <szilveszter.farkas@gmail.com>
# 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
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""GTK UI
"""
import gtk
import sys
import bzrlib.progress
from bzrlib.symbol_versioning import (deprecated_method,
zero_eight)
from bzrlib.ui import UIFactory
class PromptDialog(gtk.Dialog):
""" Prompt the user for a yes/no answer. """
def __init__(self, prompt):
gtk.Dialog.__init__(self)
label = gtk.Label(prompt)
self.vbox.pack_start(label, padding=10)
self.vbox.show_all()
self.add_buttons(gtk.STOCK_YES, gtk.RESPONSE_YES, gtk.STOCK_NO, gtk.RESPONSE_NO)
class PasswordDialog(gtk.Dialog):
""" Prompt the user for a password. """
def __init__(self, prompt):
gtk.Dialog.__init__(self)
label = gtk.Label(prompt)
self.vbox.pack_start(label, padding=10)
self.entry = gtk.Entry()
self.entry.set_visibility(False)
self.vbox.pack_end(self.entry, padding=10)
self.vbox.show_all()
self.add_buttons(gtk.STOCK_OK, gtk.RESPONSE_OK, gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
def _get_passwd(self):
return self.entry.get_text()
passwd = property(_get_passwd)
class GtkUIFactory(UIFactory):
"""A UI factory for GTK user interefaces."""
def __init__(self,
bar_type=None,
stdout=None,
stderr=None):
"""Create a GtkUIFactory.
:param bar_type: The type of progress bar to create. It defaults to
letting the bzrlib.progress.ProgressBar factory auto
select.
"""
super(GtkUIFactory, self).__init__()
self._bar_type = bar_type
if stdout is None:
self.stdout = sys.stdout
else:
self.stdout = stdout
if stderr is None:
self.stderr = sys.stderr
else:
self.stderr = stderr
def get_boolean(self, prompt):
"""GtkDialog with yes/no answers"""
dialog = PromptDialog(prompt)
response = dialog.run()
dialog.destroy()
if response == gtk.RESPONSE_YES:
return True
else:
return False
@deprecated_method(zero_eight)
def progress_bar(self):
"""See UIFactory.nested_progress_bar()."""
# this in turn is abstract, and creates either a tty or dots
# bar depending on what we think of the terminal
return bzrlib.progress.ProgressBar()
def get_password(self, prompt='', **kwargs):
"""Prompt the user for a password.
:param prompt: The prompt to present the user
:param kwargs: Arguments which will be expanded into the prompt.
This lets front ends display different things if
they so choose.
:return: The password string, return None if the user
canceled the request.
"""
dialog = PasswordDialog(prompt % kwargs)
response = dialog.run()
passwd = dialog.passwd
dialog.destroy()
if response == gtk.RESPONSE_OK:
return passwd
else:
return None
def nested_progress_bar(self):
"""Return a nested progress bar.
The actual bar type returned depends on the progress module which
may return a tty or dots bar depending on the terminal.
FIXME: It should return a GtkProgressBar actually.
"""
if self._progress_bar_stack is None:
self._progress_bar_stack = bzrlib.progress.ProgressBarStack(
klass=self._bar_type)
return self._progress_bar_stack.get_nested()
def clear_term(self):
"""Prepare the terminal for output.
It has no sense when talking about GTK."""
pass
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