# Progress hub classes # # Copyright (C) 2011-2012 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): Chris Lumens # from __future__ import division import gettext _ = lambda x: gettext.ldgettext("anaconda", x) from gi.repository import GLib, Gtk import itertools import os import sys from pyanaconda.localization import expand_langs from pyanaconda.product import productName from pyanaconda.flags import flags from pykickstart.constants import KS_WAIT, KS_SHUTDOWN, KS_REBOOT from pyanaconda.ui.gui.hubs import Hub from pyanaconda.ui.gui.utils import gtk_thread_nowait, gtk_call_once __all__ = ["ProgressHub"] class ProgressHub(Hub): builderObjects = ["progressWindow"] mainWidgetName = "progressWindow" uiFile = "hubs/progress.glade" def __init__(self, data, storage, payload, instclass): Hub.__init__(self, data, storage, payload, instclass) self._totalSteps = 0 self._currentStep = 0 self._configurationDone = False def _do_configuration(self, widget = None, reenable_ransom = True): from pyanaconda.install import doConfiguration from pyanaconda.threads import threadMgr, AnacondaThread assert self._configurationDone == False self._configurationDone = True # Disable all personalization spokes self.builder.get_object("progressWindow-scroll").set_sensitive(False) if reenable_ransom: self._start_ransom_notes() self._progress_id = GLib.timeout_add(250, self._update_progress, self._configuration_done) threadMgr.add(AnacondaThread(name="AnaConfigurationThread", target=doConfiguration, args=(self.storage, self.payload, self.data, self.instclass))) def _start_ransom_notes(self): # Adding this as a timeout below means it'll get called after 60 # seconds, so we need to do the first call manually. self._cycle_rnotes() self._rnotes_id = GLib.timeout_add_seconds(60, self._cycle_rnotes) def _update_progress(self, callback = None): from pyanaconda import progress import Queue q = progress.progressQ # Grab all messages may have appeared since last time this method ran. while True: # Attempt to get a message out of the queue for how we should update # the progress bar. If there's no message, don't error out. try: (code, args) = q.get(False) except Queue.Empty: break if code == progress.PROGRESS_CODE_INIT: self._init_progress_bar(args[0]) elif code == progress.PROGRESS_CODE_STEP: self._step_progress_bar() elif code == progress.PROGRESS_CODE_MESSAGE: self._update_progress_message(args[0]) elif code == progress.PROGRESS_CODE_COMPLETE: # There shouldn't be any more progress bar updates, so return False # to indicate this method should be removed from the idle loop. Also, # stop the rnotes cycling and display the finished message. self._progress_bar_complete() q.task_done() if callback: callback() return False elif code == progress.PROGRESS_CODE_QUIT: sys.exit(args[0]) q.task_done() return True def _configuration_done(self): # Configuration done, remove ransom notes timer # and switch to the Reboot page GLib.source_remove(self._rnotes_id) self._progressNotebook.set_current_page(1) # kickstart install, continue automatically if reboot or shutdown selected if flags.automatedInstall and self.data.reboot.action in [KS_REBOOT, KS_SHUTDOWN]: self.continueButton.emit("clicked") def _install_done(self): # package installation done, check personalization spokes # and start the configuration step if all is ready if not self._inSpoke and self.continuePossible: self._do_configuration(reenable_ransom = False) else: # some mandatory spokes are not ready # switch to configure and finish page GLib.source_remove(self._rnotes_id) self._progressNotebook.set_current_page(0) def _get_rnotes(self): import glob # We first look for rnotes in paths containing the language, then in # directories without the language component. You know, just in case. langs = expand_langs(os.environ["LANG"]) + [""] paths = ["/tmp/updates/pixmaps/rnotes/%s/*.png", "/tmp/product/pixmaps/rnotes/%s/*.png", "/usr/share/anaconda/pixmaps/rnotes/%s/*.png"] for (l, d) in itertools.product(langs, paths): pixmaps = glob.glob(d % l) if len(pixmaps) > 0: return pixmaps return [] def _cycle_rnotes(self): # Change the ransom notes image every minute by grabbing the next # image's filename. Note that self._rnotesPages is an infinite list, # so this will cycle through the images indefinitely. try: nxt = self._rnotesPages.next() except StopIteration: # there are no rnotes pass else: self._progressNotebook.set_current_page(nxt) return True def initialize(self): Hub.initialize(self) if flags.livecdInstall: continueText = self.builder.get_object("rebootLabel") continueText.set_text(_("%s is now successfully installed on your system and ready " "for you to use! When you are ready, reboot your system to start using it!")) continueText.set_line_wrap(True) self.continueButton.set_label("_Quit") self._progressBar = self.builder.get_object("progressBar") self._progressLabel = self.builder.get_object("progressLabel") self._progressNotebook = self.builder.get_object("progressNotebook") lbl = self.builder.get_object("configurationLabel") lbl.set_text(lbl.get_text() % productName) lbl = self.builder.get_object("rebootLabel") lbl.set_text(lbl.get_text() % productName) rnotes = self._get_rnotes() if rnotes: # Add a new page in the notebook for each ransom note image. for f in rnotes: img = Gtk.Image.new_from_file(f) img.show() self._progressNotebook.append_page(img, None) # An infinite list of the page numbers containing ransom notes images. self._rnotesPages = itertools.cycle(range(2, self._progressNotebook.get_n_pages()-2)) else: # Add a blank page to the notebook and we'll just cycle to that # over and over again. blank = Gtk.Box() blank.show() self._progressNotebook.append_page(blank, None) self._rnotesPages = itertools.cycle([2]) def refresh(self): from pyanaconda.install import doInstall from pyanaconda.threads import threadMgr, AnacondaThread Hub.refresh(self) self._start_ransom_notes() self._progress_id = GLib.timeout_add(250, self._update_progress, self._install_done) threadMgr.add(AnacondaThread(name="AnaInstallThread", target=doInstall, args=(self.storage, self.payload, self.data, self.instclass))) def _updateContinueButton(self): if self._configurationDone: self.continueButton.set_sensitive(self.continuePossible) else: self.builder.get_object("configureButton").set_sensitive(self.continuePossible) @property def continueButton(self): return self.builder.get_object("rebootButton") def _init_progress_bar(self, steps): self._totalSteps = steps self._currentStep = 0 gtk_call_once(self._progressBar.set_fraction, 0.0) def _step_progress_bar(self): if not self._totalSteps: return self._currentStep += 1 gtk_call_once(self._progressBar.set_fraction, self._currentStep/self._totalSteps) def _update_progress_message(self, message): if not self._totalSteps: return gtk_call_once(self._progressLabel.set_text, message) @gtk_thread_nowait def _progress_bar_complete(self): self._progressBar.set_fraction(1.0) self._progressLabel.set_text(_("Complete!")) spinner = self.builder.get_object("progressSpinner") spinner.stop() spinner.hide()