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# Copyright 1999-2005 Gentoo Foundation
# This source code is distributed under the terms of version 2 of the GNU
# General Public License as published by the Free Software Foundation, a copy
# of which can be found in the main directory of this project.
import gtk, pango, gobject
from gettext import gettext as _
from GLIClientController import NEXT_STEP_READY
PROGRESS_DONE = 1
PROGRESS_CANCEL = 2
PROGRESS_EXCEPTION = 3
class ProgressDialog(gtk.Window):
def __init__(self, controller, install_steps, callback):
gtk.Window.__init__(self, gtk.WINDOW_TOPLEVEL)
self.controller = controller
self.install_steps = list(install_steps)
self.callback = callback
self.connect("delete_event", self.delete_event)
self.connect("destroy", self.destroy_event)
self.set_default_size(500, -1)
self.set_resizable(True)
self.set_title("Gentoo Linux Installer - Installation Progress")
self.set_modal(True)
self.set_transient_for(controller.window)
self.globalbox = gtk.VBox(False, 0)
self.globalbox.set_border_width(10)
hbox = gtk.HBox(False)
step_label = gtk.Label("Step:")
hbox.pack_start(step_label, expand=False, fill=False, padding=0)
self.step_text = gtk.Label()
self.step_text.set_text("Step description here")
hbox.pack_start(self.step_text, expand=False, fill=False, padding=15)
self.globalbox.pack_start(hbox, expand=True, fill=False, padding=0)
self.progress_bar = gtk.ProgressBar()
self.globalbox.pack_start(self.progress_bar, expand=True, fill=False, padding=5)
hbox = gtk.HBox(True)
self.cancel_button = gtk.Button(label="_Cancel")
self.cancel_button.connect("clicked", self.cancel_clicked)
if not self.callback:
self.cancel_button.set_sensitive(False)
hbox.pack_start(self.cancel_button, expand=False, fill=False)
self.globalbox.pack_end(hbox, expand=False, fill=False, padding=0)
self.add(self.globalbox)
def cancel_clicked(self, button):
msgdlg = gtk.MessageDialog(parent=self, type=gtk.MESSAGE_QUESTION, buttons=gtk.BUTTONS_YES_NO, message_format=_("Do you really want to cancel before the install is complete?"))
resp = msgdlg.run()
msgdlg.destroy()
if resp == gtk.RESPONSE_YES:
self.destroy()
if self.callback:
self.callback(PROGRESS_CANCEL)
def run(self):
self.show_all()
self.call_next_step()
gobject.timeout_add(500, self.poll_notifications)
def delete_event(self, widget, event):
self.cancel_clicked(self.cancel_button)
return True
def destroy_event(self, widget, data=None):
return True
def call_next_step(self):
step_name = self.install_steps.pop(0)
step_descr = self.controller.cc.get_step_info(step_name)
self.step_text.set_text(step_descr)
self.progress_bar.set_fraction(0)
self.progress_bar.set_text("Working...")
self.controller.cc.run_step(step_name)
def poll_notifications(self):
notification = self.controller.cc.getNotification()
if not notification:
return True
ntype = notification.get_type()
ndata = notification.get_data()
if ntype == "exception":
self.destroy()
if self.callback:
self.callback(PROGRESS_EXCEPTION, ndata)
return False
elif ntype == "int":
if ndata == NEXT_STEP_READY:
self.progress_bar.set_fraction(1)
self.progress_bar.set_text("Done")
if not len(self.install_steps):
self.destroy()
if self.callback:
self.callback(PROGRESS_DONE)
return False
self.call_next_step()
elif ntype == "progress":
self.progress_bar.set_fraction(ndata[0])
self.progress_bar.set_text(ndata[1])
return True
return True
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