class AvailablePane(SoftwarePane):
"""Widget that represents the available panel in software-center
It contains a search entry and navigation buttons
"""
class Pages:
# page names, useful for debuggin
NAMES = ("lobby", "subcategory", "list", "details", "purchase")
# actual page id's
(LOBBY, SUBCATEGORY, LIST, DETAILS, PURCHASE) = range(5)
# the default page
HOME = LOBBY
__gsignals__ = {"available-pane-created": (GObject.SignalFlags.RUN_FIRST, None, ())}
def __init__(self, cache, db, distro, icons, datadir, navhistory_back_action, navhistory_forward_action):
# parent
SoftwarePane.__init__(self, cache, db, distro, icons, datadir)
self.searchentry.set_sensitive(False)
# navigation history actions
self.navhistory_back_action = navhistory_back_action
self.navhistory_forward_action = navhistory_forward_action
# configure any initial state attrs
self.state.filter = AppFilter(db, cache)
# the spec says we mix installed/not installed
# self.apps_filter.set_not_installed_only(True)
self.current_app_by_category = {}
self.current_app_by_subcategory = {}
self.pane_name = _("Get Software")
# views to be created in init_view
self.cat_view = None
self.subcategories_view = None
def init_view(self):
if self.view_initialized:
return
self.show_appview_spinner()
window = self.get_window()
if window is not None:
window.set_cursor(self.busy_cursor)
while Gtk.events_pending():
Gtk.main_iteration()
# open the cache since we are initializing the UI for the first time
GObject.idle_add(self.cache.open)
SoftwarePane.init_view(self)
# set the AppTreeView model, available pane uses list models
liststore = AppListStore(self.db, self.cache, self.icons)
# ~ def on_appcount_changed(widget, appcount):
# ~ self.subcategories_view._append_appcount(appcount)
# ~ self.app_view._append_appcount(appcount)
# ~ liststore.connect('appcount-changed', on_appcount_changed)
self.app_view.set_model(liststore)
# setup purchase stuff
self.app_details_view.connect("purchase-requested", self.on_purchase_requested)
# purchase view
self.purchase_view = PurchaseView()
self.purchase_view.connect("purchase-succeeded", self.on_purchase_succeeded)
self.purchase_view.connect("purchase-failed", self.on_purchase_failed)
self.purchase_view.connect("purchase-cancelled-by-user", self.on_purchase_cancelled_by_user)
# categories, appview and details into the notebook in the bottom
self.scroll_categories = Gtk.ScrolledWindow()
self.scroll_categories.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
self.cat_view = LobbyViewGtk(self.datadir, APP_INSTALL_PATH, self.cache, self.db, self.icons, self.apps_filter)
self.scroll_categories.add(self.cat_view)
self.notebook.append_page(self.scroll_categories, Gtk.Label(label="categories"))
# sub-categories view
self.subcategories_view = SubCategoryViewGtk(
self.datadir,
APP_INSTALL_PATH,
self.cache,
self.db,
self.icons,
self.apps_filter,
root_category=self.cat_view.categories[0],
)
self.subcategories_view.connect("category-selected", self.on_subcategory_activated)
self.subcategories_view.connect("application-activated", self.on_application_activated)
self.subcategories_view.connect("show-category-applist", self.on_show_category_applist)
# FIXME: why do we have two application-{selected,activated] ?!?
self.subcategories_view.connect("application-selected", self.on_application_selected)
self.subcategories_view.connect("application-activated", self.on_application_activated)
self.scroll_subcategories = Gtk.ScrolledWindow()
self.scroll_subcategories.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
self.scroll_subcategories.add(self.subcategories_view)
self.notebook.append_page(self.scroll_subcategories, Gtk.Label(label=NavButtons.SUBCAT))
# app list
self.notebook.append_page(self.box_app_list, Gtk.Label(label=NavButtons.LIST))
self.cat_view.connect("category-selected", self.on_category_activated)
self.cat_view.connect("application-selected", self.on_application_selected)
self.cat_view.connect("application-activated", self.on_application_activated)
# details
self.notebook.append_page(self.scroll_details, Gtk.Label(label=NavButtons.DETAILS))
# purchase view
self.notebook.append_page(self.purchase_view, Gtk.Label(label=NavButtons.PURCHASE))
# install backend
self.backend.connect("transactions-changed", self._on_transactions_changed)
# now we are initialized
self.searchentry.set_sensitive(True)
self.emit("available-pane-created")
self.show_all()
self.hide_appview_spinner()
# consider the view initialized here already as display_page()
# may run into a endless recurison otherwise (it will call init_view())
# again (LP: #851671)
self.view_initialized = True
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LOBBY, self.state, self.display_lobby_page)
if window is not None:
window.set_cursor(None)
def on_purchase_requested(self, widget, app, url):
self.appdetails = app.get_details(self.db)
iconname = self.appdetails.icon
self.purchase_view.initiate_purchase(app, iconname, url)
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.PURCHASE, self.state, self.display_purchase)
def on_purchase_succeeded(self, widget):
# switch to the details page to display the transaction is in progress
self._return_to_appdetails_view()
def on_purchase_failed(self, widget):
self._return_to_appdetails_view()
dialogs.error(
None,
_("Failure in the purchase process."),
_("Sorry, something went wrong. Your payment " "has been cancelled."),
)
def on_purchase_cancelled_by_user(self, widget):
self._return_to_appdetails_view()
def _return_to_appdetails_view(self):
vm = get_viewmanager()
vm.nav_back()
# don't keep the purchase view in navigation history
# as its contents are no longer valid
vm.clear_forward_history()
window = self.get_window()
if window is not None:
window.set_cursor(None)
def get_query(self):
"""helper that gets the query for the current category/search mode"""
# NoDisplay is a specal case
if self._in_no_display_category():
return xapian.Query()
# get current sub-category (or category, but sub-category wins)
query = None
if self.state.channel and self.state.channel.query:
query = self.state.channel.query
elif self.state.subcategory:
query = self.state.subcategory.query
elif self.state.category:
query = self.state.category.query
# mix channel/category with the search terms and return query
return self.db.get_query_list_from_search_entry(self.state.search_term, query)
def _in_no_display_category(self):
"""return True if we are in a category with NoDisplay set in the XML"""
return (
self.state.category
and self.state.category.dont_display
and not self.state.subcategory
and not self.state.search_term
)
def _get_header_for_view_state(self, view_state):
channel = view_state.channel
category = view_state.category
subcategory = view_state.subcategory
line1 = None
line2 = None
if channel is not None:
name = channel.display_name or channel.name
line1 = GObject.markup_escape_text(name)
elif subcategory is not None:
line1 = GObject.markup_escape_text(category.name)
line2 = GObject.markup_escape_text(subcategory.name)
elif category is not None:
line1 = GObject.markup_escape_text(category.name)
else:
line1 = _("All Software")
return line1, line2
# ~ def _show_hide_subcategories(self, show_category_applist=False):
# ~ # check if have subcategories and are not in a subcategory
# ~ # view - if so, show it
# ~ if (self.notebook.get_current_page() == AvailablePane.Pages.LOBBY or
# ~ self.notebook.get_current_page() == AvailablePane.Pages.DETAILS):
# ~ return
# ~ if (not show_category_applist and
# ~ self.state.category and
# ~ self.state.category.subcategories and
# ~ not (self.state.search_term or self.state.subcategory)):
# ~ self.subcategories_view.set_subcategory(self.state.category,
# ~ num_items=len(self.app_view.get_model()))
# ~ self.notebook.set_current_page(AvailablePane.Pages.SUBCATEGORY)
# ~ else:
# ~ self.notebook.set_current_page(AvailablePane.Pages.LIST)
def get_current_app(self):
"""return the current active application object"""
if self.is_category_view_showing():
return None
else:
if self.state.subcategory:
return self.current_app_by_subcategory.get(self.state.subcategory)
else:
return self.current_app_by_category.get(self.state.category)
def get_current_category(self):
""" return the current category that is in use or None """
if self.state.subcategory:
return self.state.subcategory
elif self.state.category:
return self.state.category
return None
def unset_current_category(self):
""" unset the current showing category, but keep e.g. the current
search
"""
self.state.category = None
self.state.subcategory = None
def _on_transactions_changed(self, *args):
"""internal helper that keeps the action bar up-to-date by
keeping track of the transaction-started signals
"""
if self._is_custom_list_search(self.state.search_term):
self._update_action_bar()
def on_app_list_changed(self, pane, length):
"""internal helper that keeps the status text and the action
bar up-to-date by keeping track of the app-list-changed
signals
"""
LOG.debug("applist-changed %s %s" % (pane, length))
super(AvailablePane, self).on_app_list_changed(pane, length)
self._update_action_bar()
def _update_action_bar(self):
self._update_action_bar_buttons()
def _update_action_bar_buttons(self):
"""
update buttons in the action bar to implement the custom package lists feature,
see https://wiki.ubuntu.com/SoftwareCenter#Custom%20package%20lists
"""
if self._is_custom_list_search(self.state.search_term):
installable = []
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (
pkgname in self.cache
and not self.cache[pkgname].is_installed
and not len(self.backend.pending_transactions) > 0
):
app = Application(pkgname=pkgname)
installable.append(app)
button_text = gettext.ngettext("Install %(amount)s Item", "Install %(amount)s Items", len(installable)) % {
"amount": len(installable)
}
button = self.action_bar.get_button(ActionButtons.INSTALL)
if button and installable:
# Install all already offered. Update offer.
if button.get_label() != button_text:
button.set_label(button_text)
elif installable:
# Install all not yet offered. Offer.
self.action_bar.add_button(ActionButtons.INSTALL, button_text, self._install_current_appstore)
else:
# Install offered, but nothing to install. Clear offer.
self.action_bar.remove_button(ActionButtons.INSTALL)
else:
# Ensure button is removed.
self.action_bar.remove_button(ActionButtons.INSTALL)
def _install_current_appstore(self):
"""
Function that installs all applications displayed in the pane.
"""
pkgnames = []
appnames = []
iconnames = []
self.action_bar.remove_button(ActionButtons.INSTALL)
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (
pkgname in self.cache
and not self.cache[pkgname].is_installed
and pkgname not in self.backend.pending_transactions
):
pkgnames.append(pkgname)
appnames.append(self.db.get_appname(doc))
# add iconnames
iconnames.append(self.db.get_iconname(doc))
self.backend.install_multiple(pkgnames, appnames, iconnames)
def set_state(self, nav_item):
return
def _clear_search(self):
self.searchentry.clear_with_no_signal()
self.apps_limit = 0
self.apps_search_term = ""
def _is_custom_list_search(self, search_term):
return search_term and "," in search_term
# callbacks
def on_cache_ready(self, cache):
""" refresh the application list when the cache is re-opened """
# just re-draw in the available pane, nothing but the
# "is-installed" overlay icon will change when something
# is installed or removed in the available pane
self.app_view.queue_draw()
def on_search_terms_changed(self, widget, new_text):
"""callback when the search entry widget changes"""
LOG.debug("on_search_terms_changed: %s" % new_text)
self.state.search_term = new_text
# do not hide technical items for a custom list search
if self._is_custom_list_search(self.state.search_term):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
vm = get_viewmanager()
# yeah for special cases - as discussed on irc, mpt
# wants this to return to the category screen *if*
# we are searching but we are not in any category
if not self.state.category and not new_text:
# category activate will clear search etc
self.state.reset()
vm.display_page(self, AvailablePane.Pages.LOBBY, self.state, self.display_lobby_page)
return False
elif self.state.subcategory and not new_text:
vm.display_page(self, AvailablePane.Pages.LIST, self.state, self.display_app_view_page)
return False
elif self.state.category and self.state.category.subcategories and not new_text:
vm.display_page(self, AvailablePane.Pages.SUBCATEGORY, self.state, self.display_subcategory_page)
return False
vm.display_page(self, AvailablePane.Pages.LIST, self.state, self.display_search_page)
def on_db_reopen(self, db):
" called when the database is reopened"
# print "on_db_open"
self.refresh_apps()
if self.app_details_view:
self.app_details_view.refresh_app()
def get_callback_for_page(self, page, state):
if page == AvailablePane.Pages.LOBBY:
return self.display_lobby_page
elif page == AvailablePane.Pages.LIST:
if state.search_term:
return self.display_search_page
else:
return self.display_app_view_page
elif page == AvailablePane.Pages.SUBCATEGORY:
return self.display_subcategory_page
elif page == AvailablePane.Pages.DETAILS:
return self.display_details_page
return self.display_lobby_page
def display_lobby_page(self, page, view_state):
self.state.reset()
self.hide_appview_spinner()
self.emit("app-list-changed", len(self.db))
self._clear_search()
self.action_bar.clear()
return True
def display_search_page(self, page, view_state):
new_text = view_state.search_term
# DTRT if the search is reseted
if not new_text:
self._clear_search()
else:
self.state.limit = DEFAULT_SEARCH_LIMIT
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_subcategory_page(self, page, view_state):
category = view_state.category
self.set_category(category)
if self.state.search_term or self.searchentry.get_text():
self._clear_search()
self.refresh_apps()
query = self.get_query()
n_matches = self.quick_query(query)
self.subcategories_view.set_subcategory(category, n_matches)
self.action_bar.clear()
self.cat_view.stop_carousels()
return True
def display_app_view_page(self, page, view_state):
category = view_state.category
self.set_category(category)
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
# hide the sort combobox headers if the category forces a
# custom sort mode
allow_user_sort = category is None or not category.is_forced_sort_mode
self.app_view.set_allow_user_sorting(allow_user_sort)
if view_state.search_term:
self._clear_search()
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_details_page(self, page, view_state):
if self.searchentry.get_text() != self.state.search_term:
self.searchentry.set_text_with_no_signal(self.state.search_term)
self.action_bar.clear()
SoftwarePane.display_details_page(self, page, view_state)
self.cat_view.stop_carousels()
return True
def display_purchase(self, page, view_state):
self.notebook.set_current_page(AvailablePane.Pages.PURCHASE)
self.action_bar.clear()
self.cat_view.stop_carousels()
return
def display_previous_purchases(self, page, view_state):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
self.app_view.set_header_labels(_("Previous Purchases"), None)
self.notebook.set_current_page(AvailablePane.Pages.LIST)
# do not emit app-list-changed here, this is done async when
# the new model is ready
self.refresh_apps(query=self.previous_purchases_query)
self.action_bar.clear()
self.cat_view.stop_carousels()
return
def on_subcategory_activated(self, subcat_view, category):
LOG.debug("on_subcategory_activated: %s %s" % (category.name, category))
self.state.subcategory = category
self.state.application = None
page = AvailablePane.Pages.LIST
vm = get_viewmanager()
vm.display_page(self, page, self.state, self.display_app_view_page)
def on_category_activated(self, lobby_view, category):
""" callback when a category is selected """
LOG.debug("on_category_activated: %s %s" % (category.name, category))
if category.subcategories:
page = AvailablePane.Pages.SUBCATEGORY
callback = self.display_subcategory_page
else:
page = AvailablePane.Pages.LIST
callback = self.display_app_view_page
self.state.category = category
self.state.subcategory = None
self.state.application = None
vm = get_viewmanager()
vm.display_page(self, page, self.state, callback)
def on_application_selected(self, appview, app):
"""callback when an app is selected"""
LOG.debug("on_application_selected: '%s'" % app)
if self.state.subcategory:
self.current_app_by_subcategory[self.state.subcategory] = app
else:
self.current_app_by_category[self.state.category] = app
@wait_for_apt_cache_ready
def on_application_activated(self, appview, app):
"""callback when an app is clicked"""
LOG.debug("on_application_activated: '%s'" % app)
self.state.application = app
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.DETAILS, self.state, self.display_details_page)
def on_show_category_applist(self, widget):
self._show_hide_subcategories(show_category_applist=True)
def on_previous_purchases_activated(self, query):
""" called to activate the previous purchases view """
# print cat_view, name, query
LOG.debug("on_previous_purchases_activated with query: %s" % query)
self.previous_purchases_query = query
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LIST, self.state, self.display_previous_purchases)
def is_category_view_showing(self):
""" Return True if we are in the category page or if we display a
sub-category page
"""
return (
self.notebook.get_current_page() == AvailablePane.Pages.LOBBY
or self.notebook.get_current_page() == AvailablePane.Pages.SUBCATEGORY
)
def is_applist_view_showing(self):
"""Return True if we are in the applist view """
return self.notebook.get_current_page() == AvailablePane.Pages.LIST
def is_app_details_view_showing(self):
"""Return True if we are in the app_details view """
return self.notebook.get_current_page() == AvailablePane.Pages.DETAILS
def set_category(self, category):
LOG.debug("set_category: %s" % category)
self.state.category = category
# apply flags
if category:
if "nonapps-visible" in category.flags:
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
else:
self.nonapps_visible = NonAppVisibility.MAYBE_VISIBLE
# apply any category based filters
if not self.state.filter:
self.state.filter = AppFilter(self.db, self.cache)
if category and category.flags and "available-only" in category.flags:
self.state.filter.set_available_only(True)
else:
self.state.filter.set_available_only(False)
if category and category.flags and "not-installed-only" in category.flags:
self.state.filter.set_not_installed_only(True)
else:
self.state.filter.set_not_installed_only(False)
def refresh_apps(self, query=None):
SoftwarePane.refresh_apps(self, query)
# tell the lobby to update its content
if self.cat_view:
self.cat_view.refresh_apps()
# and the subcat view as well...
if self.subcategories_view:
self.subcategories_view.refresh_apps()
class AvailablePane(SoftwarePane):
"""Widget that represents the available panel in software-center
It contains a search entry and navigation buttons
"""
class Pages():
# page names, useful for debugging
NAMES = ('lobby',
'subcategory',
'list',
'details',
'purchase',
)
# actual page id's
(LOBBY,
SUBCATEGORY,
LIST,
DETAILS,
PURCHASE) = range(5)
# the default page
HOME = LOBBY
__gsignals__ = {'available-pane-created': (GObject.SignalFlags.RUN_FIRST,
None,
())}
def __init__(self,
cache,
db,
distro,
icons,
datadir,
navhistory_back_action,
navhistory_forward_action):
# parent
SoftwarePane.__init__(self, cache, db, distro, icons, datadir)
self.searchentry.set_sensitive(False)
# navigation history actions
self.navhistory_back_action = navhistory_back_action
self.navhistory_forward_action = navhistory_forward_action
# configure any initial state attrs
self.state.filter = AppFilter(db, cache)
# the spec says we mix installed/not installed
#self.apps_filter.set_not_installed_only(True)
self.current_app_by_category = {}
self.current_app_by_subcategory = {}
self.pane_name = _("Get Software")
# views to be created in init_view
self.cat_view = None
self.subcategories_view = None
# integrate with the Unity launcher
self.unity_launcher = UnityLauncher()
# keep track of applications that are queued to be added
# to the Unity launcher
self.unity_launcher_transaction_queue = {}
# flag to indicate whether applications should be added to the
# unity launcher when installed (this value is initialized by
# the config load in app.py)
self.add_to_launcher_enabled = True
def init_view(self):
if self.view_initialized:
return
self.show_appview_spinner()
window = self.get_window()
if window is not None:
window.set_cursor(self.busy_cursor)
while Gtk.events_pending():
Gtk.main_iteration()
SoftwarePane.init_view(self)
# set the AppTreeView model, available pane uses list models
liststore = AppListStore(self.db, self.cache, self.icons)
#~ def on_appcount_changed(widget, appcount):
#~ self.subcategories_view._append_appcount(appcount)
#~ self.app_view._append_appcount(appcount)
#~ liststore.connect('appcount-changed', on_appcount_changed)
self.app_view.set_model(liststore)
liststore.connect("needs-refresh",
lambda helper, pkgname: self.app_view.queue_draw())
# purchase view
self.purchase_view = PurchaseView()
app_manager = get_appmanager()
app_manager.connect("purchase-requested",
self.on_purchase_requested)
self.purchase_view.connect("purchase-succeeded",
self.on_purchase_succeeded)
self.purchase_view.connect("purchase-failed",
self.on_purchase_failed)
self.purchase_view.connect("purchase-cancelled-by-user",
self.on_purchase_cancelled_by_user)
self.purchase_view.connect("terms-of-service-declined",
self.on_terms_of_service_declined)
self.purchase_view.connect("purchase-needs-spinner",
self.on_purchase_needs_spinner)
# categories, appview and details into the notebook in the bottom
self.scroll_categories = Gtk.ScrolledWindow()
self.scroll_categories.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self.cat_view = LobbyViewGtk(self.datadir, APP_INSTALL_PATH,
self.cache,
self.db,
self.icons,
self.apps_filter)
self.scroll_categories.add(self.cat_view)
self.notebook.append_page(self.scroll_categories,
Gtk.Label(label="categories"))
# sub-categories view
self.subcategories_view = SubCategoryViewGtk(self.datadir,
APP_INSTALL_PATH,
self.cache,
self.db,
self.icons,
self.apps_filter,
root_category=self.cat_view.categories[0])
self.subcategories_view.connect(
"category-selected", self.on_subcategory_activated)
self.subcategories_view.connect(
"application-activated", self.on_application_activated)
self.subcategories_view.connect(
"show-category-applist", self.on_show_category_applist)
# FIXME: why do we have two application-{selected,activated] ?!?
self.subcategories_view.connect(
"application-selected", self.on_application_selected)
self.subcategories_view.connect(
"application-activated", self.on_application_activated)
self.scroll_subcategories = Gtk.ScrolledWindow()
self.scroll_subcategories.set_policy(
Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC)
self.scroll_subcategories.add(self.subcategories_view)
self.notebook.append_page(self.scroll_subcategories,
Gtk.Label(label=NavButtons.SUBCAT))
# app list
self.notebook.append_page(self.box_app_list,
Gtk.Label(label=NavButtons.LIST))
self.cat_view.connect(
"category-selected", self.on_category_activated)
self.cat_view.connect(
"application-selected", self.on_application_selected)
self.cat_view.connect(
"application-activated", self.on_application_activated)
# details
self.notebook.append_page(self.scroll_details,
Gtk.Label(label=NavButtons.DETAILS))
# purchase view
self.notebook.append_page(self.purchase_view,
Gtk.Label(label=NavButtons.PURCHASE))
# install backend
self.backend.connect("transaction-started",
self.on_transaction_started)
self.backend.connect("transactions-changed",
self.on_transactions_changed)
self.backend.connect("transaction-finished",
self.on_transaction_complete)
self.backend.connect("transaction-stopped",
self.on_transaction_complete)
# now we are initialized
self.searchentry.set_sensitive(True)
self.emit("available-pane-created")
self.show_all()
self.hide_appview_spinner()
# consider the view initialized here already as display_page()
# may run into a endless recurison otherwise (it will call init_view())
# again (LP: #851671)
self.view_initialized = True
if window is not None:
window.set_cursor(None)
def on_purchase_requested(self, appmanager, app, iconname, url):
if self.purchase_view.initiate_purchase(app, iconname, url):
vm = get_viewmanager()
vm.display_page(
self, AvailablePane.Pages.PURCHASE, self.state,
self.display_purchase)
def on_purchase_needs_spinner(self, appmanager, active):
vm = get_viewmanager()
vm.set_spinner_active(active)
def on_purchase_succeeded(self, widget):
# switch to the details page to display the transaction is in progress
self._return_to_appdetails_view()
def on_purchase_failed(self, widget):
self._return_to_appdetails_view()
dialogs.error(None,
_("Failure in the purchase process."),
_("Sorry, something went wrong. Your payment "
"has been cancelled."))
def on_purchase_cancelled_by_user(self, widget):
self._return_to_appdetails_view()
def on_terms_of_service_declined(self, widget):
""" The Terms of Service dialog was declined by the user, so we just
reset the purchase button in case they want another chance
"""
if self.is_app_details_view_showing():
self.app_details_view.pkg_statusbar.button.set_sensitive(True)
elif self.is_applist_view_showing():
self.app_view.tree_view.reset_action_button()
def _return_to_appdetails_view(self):
vm = get_viewmanager()
vm.nav_back()
# don't keep the purchase view in navigation history
# as its contents are no longer valid
vm.clear_forward_history()
window = self.get_window()
if window is not None:
window.set_cursor(None)
def get_query(self):
"""helper that gets the query for the current category/search mode"""
# NoDisplay is a specal case
if self._in_no_display_category():
return xapian.Query()
# get current sub-category (or category, but sub-category wins)
query = None
if self.state.channel and self.state.channel.query:
query = self.state.channel.query
elif self.state.subcategory:
query = self.state.subcategory.query
elif self.state.category:
query = self.state.category.query
# mix channel/category with the search terms and return query
return self.db.get_query_list_from_search_entry(
self.state.search_term, query)
def _in_no_display_category(self):
"""return True if we are in a category with NoDisplay set in the XML"""
return (self.state.category and
self.state.category.dont_display and
not self.state.subcategory and
not self.state.search_term)
def _get_header_for_view_state(self, view_state):
channel = view_state.channel
category = view_state.category
subcategory = view_state.subcategory
line1 = None
line2 = None
if channel is not None:
name = channel.display_name or channel.name
line1 = GObject.markup_escape_text(name)
elif subcategory is not None:
line1 = GObject.markup_escape_text(category.name)
line2 = GObject.markup_escape_text(subcategory.name)
elif category is not None:
line1 = GObject.markup_escape_text(category.name)
else:
line1 = _("All Software")
return line1, line2
#~ def _show_hide_subcategories(self, show_category_applist=False):
#~ # check if have subcategories and are not in a subcategory
#~ # view - if so, show it
#~ current_page = self.notebook.get_current_page()
#~ if (current_page == AvailablePane.Pages.LOBBY or
#~ current_page == AvailablePane.Pages.DETAILS):
#~ return
#~ if (not show_category_applist and
#~ self.state.category and
#~ self.state.category.subcategories and
#~ not (self.state.search_term or self.state.subcategory)):
#~ self.subcategories_view.set_subcategory(self.state.category,
#~ num_items=len(self.app_view.get_model()))
#~ self.notebook.set_current_page(AvailablePane.Pages.SUBCATEGORY)
#~ else:
#~ self.notebook.set_current_page(AvailablePane.Pages.LIST)
def get_current_app(self):
"""return the current active application object"""
if self.is_category_view_showing():
return None
else:
if self.state.subcategory:
return self.current_app_by_subcategory.get(
self.state.subcategory)
else:
return self.current_app_by_category.get(self.state.category)
def get_current_category(self):
""" return the current category that is in use or None """
if self.state.subcategory:
return self.state.subcategory
elif self.state.category:
return self.state.category
def unset_current_category(self):
""" unset the current showing category, but keep e.g. the current
search
"""
self.state.category = None
self.state.subcategory = None
# reset the non-global filters see (LP: #985389)
if self.state.filter:
self.state.filter.reset()
def on_transaction_started(self, backend, pkgname, appname, trans_id,
trans_type):
# we only care about installs for the launcher, queue here for
# later, see #972710
if trans_type == TransactionTypes.INSTALL:
transaction_details = TransactionDetails(
pkgname, appname, trans_id, trans_type)
self.unity_launcher_transaction_queue[pkgname] = (
transaction_details)
def on_transactions_changed(self, backend, pending_transactions):
"""internal helper that keeps the action bar up-to-date by
keeping track of the transaction-started signals
"""
if self._is_custom_list_search(self.state.search_term):
self._update_action_bar()
# add app to unity launcher on the first sign of progress
# and remove from the pending queue once that is done
for pkgname in pending_transactions:
if pkgname in self.unity_launcher_transaction_queue:
transaction_details = (
self.unity_launcher_transaction_queue.pop(pkgname))
self._add_application_to_unity_launcher(transaction_details)
def on_transaction_complete(self, backend, result):
if result.pkgname in self.unity_launcher_transaction_queue:
self.unity_launcher_transaction_queue.pop(result.pkgname)
def _add_application_to_unity_launcher(self, transaction_details):
if not self.add_to_launcher_enabled:
return
# mvo: use use softwarecenter.utils explicitly so that we can monkey
# patch it in the test
if not softwarecenter.utils.is_unity_running():
return
app = Application(pkgname=transaction_details.pkgname,
appname=transaction_details.appname)
appdetails = app.get_details(self.db)
# we only add items to the launcher that have a desktop file
if not appdetails.desktop_file:
return
# do not add apps that have no Exec entry in their desktop file
# (e.g. wine, see LP: #848437 or ubuntu-restricted-extras,
# see LP: #913756)
if (os.path.exists(appdetails.desktop_file) and
not get_exec_line_from_desktop(appdetails.desktop_file)):
return
# now gather up the unity launcher info items and send the app to the
# launcher service
launcher_info = self._get_unity_launcher_info(app, appdetails,
transaction_details.trans_id)
self.unity_launcher.send_application_to_launcher(
transaction_details.pkgname,
launcher_info)
def _get_unity_launcher_info(self, app, appdetails, trans_id):
(icon_size, icon_x, icon_y) = (
self._get_onscreen_icon_details_for_launcher_service(app))
icon_path = get_file_path_from_iconname(
self.icons,
iconname=appdetails.icon_file_name)
launcher_info = UnityLauncherInfo(app.name,
appdetails.icon,
icon_path,
icon_x,
icon_y,
icon_size,
appdetails.desktop_file,
trans_id)
return launcher_info
def _get_onscreen_icon_details_for_launcher_service(self, app):
if self.is_app_details_view_showing():
return self.app_details_view.get_app_icon_details()
elif self.is_applist_view_showing():
return self.app_view.get_app_icon_details()
else:
# set a default, even though we cannot install from the other panes
return (0, 0, 0)
def on_app_list_changed(self, pane, length):
"""internal helper that keeps the status text and the action
bar up-to-date by keeping track of the app-list-changed
signals
"""
LOG.debug("applist-changed %s %s" % (pane, length))
super(AvailablePane, self).on_app_list_changed(pane, length)
self._update_action_bar()
def _update_action_bar(self):
self._update_action_bar_buttons()
def _update_action_bar_buttons(self):
"""Update buttons in the action bar to implement the custom package
lists feature, see
https://wiki.ubuntu.com/SoftwareCenter#Custom%20package%20lists
"""
if self._is_custom_list_search(self.state.search_term):
installable = []
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (pkgname in self.cache and
not self.cache[pkgname].is_installed and
not len(self.backend.pending_transactions) > 0):
app = Application(pkgname=pkgname)
installable.append(app)
button_text = gettext.ngettext(
"Install %(amount)s Item",
"Install %(amount)s Items",
len(installable)) % {'amount': len(installable)}
button = self.action_bar.get_button(ActionButtons.INSTALL)
if button and installable:
# Install all already offered. Update offer.
if button.get_label() != button_text:
button.set_label(button_text)
elif installable:
# Install all not yet offered. Offer.
self.action_bar.add_button(ActionButtons.INSTALL, button_text,
self._install_current_appstore)
else:
# Install offered, but nothing to install. Clear offer.
self.action_bar.remove_button(ActionButtons.INSTALL)
else:
# Ensure button is removed.
self.action_bar.remove_button(ActionButtons.INSTALL)
def _install_current_appstore(self):
'''
Function that installs all applications displayed in the pane.
'''
apps = []
iconnames = []
self.action_bar.remove_button(ActionButtons.INSTALL)
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (pkgname in self.cache and
not self.cache[pkgname].is_installed and
pkgname not in self.backend.pending_transactions):
apps.append(self.db.get_application(doc))
# add iconnames
iconnames.append(self.db.get_iconname(doc))
self.backend.install_multiple(apps, iconnames)
def _show_or_hide_search_combo_box(self, view_state):
# show/hide the sort combobox headers if the category forces a
# custom sort mode
category = view_state.category
allow_user_sort = category is None or not category.is_forced_sort_mode
self.app_view.set_allow_user_sorting(allow_user_sort)
def set_state(self, nav_item):
pass
def _clear_search(self):
self.searchentry.clear_with_no_signal()
self.apps_limit = 0
self.apps_search_term = ""
def _is_custom_list_search(self, search_term):
return (search_term and
',' in search_term)
# callbacks
def on_cache_ready(self, cache):
""" refresh the application list when the cache is re-opened """
# just re-draw in the available pane, nothing but the
# "is-installed" overlay icon will change when something
# is installed or removed in the available pane
self.app_view.queue_draw()
def on_search_terms_changed(self, widget, new_text):
"""callback when the search entry widget changes"""
LOG.debug("on_search_terms_changed: %s" % new_text)
# reset the flag in the app_view because each new search should
# reset the sort criteria
self.app_view.reset_default_sort_mode()
self.state.search_term = new_text
# do not hide technical items for a custom list search
if self._is_custom_list_search(self.state.search_term):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
vm = get_viewmanager()
adj = self.app_view.tree_view_scroll.get_vadjustment()
if adj:
adj.set_value(0.0)
# yeah for special cases - as discussed on irc, mpt
# wants this to return to the category screen *if*
# we are searching but we are not in any category or channel
if not self.state.category and not self.state.channel and not new_text:
# category activate will clear search etc
self.state.reset()
vm.display_page(self,
AvailablePane.Pages.LOBBY,
self.state,
self.display_lobby_page)
return False
elif (self.state.subcategory and not new_text):
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_app_view_page)
return False
elif (self.state.category and
self.state.category.subcategories and not new_text):
vm.display_page(self,
AvailablePane.Pages.SUBCATEGORY,
self.state,
self.display_subcategory_page)
return False
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_search_page)
def on_db_reopen(self, db):
" called when the database is reopened"
#print "on_db_open"
self.refresh_apps()
if self.app_details_view:
self.app_details_view.refresh_app()
def get_callback_for_page(self, page, state):
if page == AvailablePane.Pages.LOBBY:
return self.display_lobby_page
elif page == AvailablePane.Pages.LIST:
if state.search_term:
return self.display_search_page
else:
return self.display_app_view_page
elif page == AvailablePane.Pages.SUBCATEGORY:
return self.display_subcategory_page
elif page == AvailablePane.Pages.DETAILS:
return self.display_details_page
return self.display_lobby_page
def display_lobby_page(self, page, view_state):
self.state.reset()
self.hide_appview_spinner()
self.emit("app-list-changed", len(self.db))
self._clear_search()
self.action_bar.clear()
return True
def display_search_page(self, page, view_state):
new_text = view_state.search_term
# DTRT if the search is reseted
if not new_text:
self._clear_search()
else:
self.state.limit = DEFAULT_SEARCH_LIMIT
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self._show_or_hide_search_combo_box(view_state)
self.app_view.vadj = view_state.vadjustment
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_subcategory_page(self, page, view_state):
category = view_state.category
self.set_category(category)
if self.state.search_term or self.searchentry.get_text():
self._clear_search()
self.refresh_apps()
query = self.get_query()
n_matches = self.quick_query_len(query)
self.subcategories_view.set_subcategory(category, n_matches)
self.action_bar.clear()
self.cat_view.stop_carousels()
return True
def display_app_view_page(self, page, view_state):
category = view_state.category
self.set_category(category)
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self._show_or_hide_search_combo_box(view_state)
if view_state.search_term:
self._clear_search()
self.app_view.vadj = view_state.vadjustment
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_details_page(self, page, view_state):
if self.searchentry.get_text() != self.state.search_term:
self.searchentry.set_text_with_no_signal(
self.state.search_term)
self.action_bar.clear()
SoftwarePane.display_details_page(self, page, view_state)
self.cat_view.stop_carousels()
return True
def display_purchase(self, page, view_state):
self.notebook.set_current_page(AvailablePane.Pages.PURCHASE)
self.action_bar.clear()
self.cat_view.stop_carousels()
def display_previous_purchases(self, page, view_state):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
self.app_view.set_header_labels(_("Previous Purchases"), None)
self.notebook.set_current_page(AvailablePane.Pages.LIST)
# clear any search terms
self._clear_search()
# do not emit app-list-changed here, this is done async when
# the new model is ready
self.refresh_apps(query=self.previous_purchases_query)
self.action_bar.clear()
self.cat_view.stop_carousels()
def on_subcategory_activated(self, subcat_view, category):
LOG.debug("on_subcategory_activated: %s %s" % (
category.name, category))
self.state.subcategory = category
self.state.application = None
page = AvailablePane.Pages.LIST
vm = get_viewmanager()
vm.display_page(self, page, self.state, self.display_app_view_page)
def on_category_activated(self, lobby_view, category):
""" callback when a category is selected """
LOG.debug("on_category_activated: %s %s" % (
category.name, category))
if category.subcategories:
page = AvailablePane.Pages.SUBCATEGORY
callback = self.display_subcategory_page
else:
page = AvailablePane.Pages.LIST
callback = self.display_app_view_page
self.state.category = category
self.state.subcategory = None
self.state.application = None
vm = get_viewmanager()
vm.display_page(self, page, self.state, callback)
def on_application_selected(self, appview, app):
"""callback when an app is selected"""
LOG.debug("on_application_selected: '%s'" % app)
if self.state.subcategory:
self.current_app_by_subcategory[self.state.subcategory] = app
else:
self.current_app_by_category[self.state.category] = app
@wait_for_apt_cache_ready
def on_application_activated(self, appview, app):
"""callback when an app is clicked"""
LOG.debug("on_application_activated: '%s'" % app)
self.state.application = app
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.DETAILS, self.state,
self.display_details_page)
def on_show_category_applist(self, widget):
self._show_hide_subcategories(show_category_applist=True)
def on_previous_purchases_activated(self, query):
""" called to activate the previous purchases view """
#print cat_view, name, query
LOG.debug("on_previous_purchases_activated with query: %s" % query)
self.previous_purchases_query = query
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_previous_purchases)
def is_category_view_showing(self):
""" Return True if we are in the category page or if we display a
sub-category page
"""
current_page = self.notebook.get_current_page()
return (current_page == AvailablePane.Pages.LOBBY or
current_page == AvailablePane.Pages.SUBCATEGORY)
def is_applist_view_showing(self):
"""Return True if we are in the applist view """
return self.notebook.get_current_page() == AvailablePane.Pages.LIST
def is_app_details_view_showing(self):
"""Return True if we are in the app_details view """
return self.notebook.get_current_page() == AvailablePane.Pages.DETAILS
def set_category(self, category):
LOG.debug('set_category: %s' % category)
self.state.category = category
# apply flags
if category:
if 'nonapps-visible' in category.flags:
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
else:
self.nonapps_visible = NonAppVisibility.MAYBE_VISIBLE
# apply any category based filters
if not self.state.filter:
self.state.filter = AppFilter(self.db, self.cache)
if (category and category.flags and
'available-only' in category.flags):
self.state.filter.set_available_only(True)
else:
self.state.filter.set_available_only(False)
if (category and category.flags and
'not-installed-only' in category.flags):
self.state.filter.set_not_installed_only(True)
else:
self.state.filter.set_not_installed_only(False)
def refresh_apps(self, query=None):
SoftwarePane.refresh_apps(self, query)
# tell the lobby to update its content
if self.cat_view:
self.cat_view.refresh_apps()
# and the subcat view as well...
if self.subcategories_view:
self.subcategories_view.refresh_apps()
class AvailablePane(SoftwarePane):
"""Widget that represents the available panel in software-center
It contains a search entry and navigation buttons
"""
class Pages():
# page names, useful for debugging
NAMES = (
'lobby',
'subcategory',
'list',
'details',
'purchase',
)
# actual page id's
(LOBBY, SUBCATEGORY, LIST, DETAILS, PURCHASE) = range(5)
# the default page
HOME = LOBBY
__gsignals__ = {
'available-pane-created': (GObject.SignalFlags.RUN_FIRST, None, ())
}
def __init__(self, cache, db, distro, icons, datadir,
navhistory_back_action, navhistory_forward_action):
# parent
SoftwarePane.__init__(self, cache, db, distro, icons, datadir)
self.searchentry.set_sensitive(False)
# navigation history actions
self.navhistory_back_action = navhistory_back_action
self.navhistory_forward_action = navhistory_forward_action
# configure any initial state attrs
self.state.filter = AppFilter(db, cache)
# the spec says we mix installed/not installed
#self.apps_filter.set_not_installed_only(True)
self.current_app_by_category = {}
self.current_app_by_subcategory = {}
self.pane_name = _("Get Software")
# views to be created in init_view
self.cat_view = None
self.subcategories_view = None
# integrate with the Unity launcher
self.unity_launcher = UnityLauncher()
# keep track of applications that are queued to be added
# to the Unity launcher
self.unity_launcher_transaction_queue = {}
# flag to indicate whether applications should be added to the
# unity launcher when installed (this value is initialized by
# the config load in app.py)
self.add_to_launcher_enabled = True
def init_view(self):
if self.view_initialized:
return
self.show_appview_spinner()
window = self.get_window()
if window is not None:
window.set_cursor(self.busy_cursor)
while Gtk.events_pending():
Gtk.main_iteration()
SoftwarePane.init_view(self)
# set the AppTreeView model, available pane uses list models
liststore = AppListStore(self.db, self.cache, self.icons)
#~ def on_appcount_changed(widget, appcount):
#~ self.subcategories_view._append_appcount(appcount)
#~ self.app_view._append_appcount(appcount)
#~ liststore.connect('appcount-changed', on_appcount_changed)
self.app_view.set_model(liststore)
liststore.connect("needs-refresh",
lambda helper, pkgname: self.app_view.queue_draw())
# purchase view
self.purchase_view = PurchaseView()
app_manager = get_appmanager()
app_manager.connect("purchase-requested", self.on_purchase_requested)
self.purchase_view.connect("purchase-succeeded",
self.on_purchase_succeeded)
self.purchase_view.connect("purchase-failed", self.on_purchase_failed)
self.purchase_view.connect("purchase-cancelled-by-user",
self.on_purchase_cancelled_by_user)
self.purchase_view.connect("terms-of-service-declined",
self.on_terms_of_service_declined)
self.purchase_view.connect("purchase-needs-spinner",
self.on_purchase_needs_spinner)
# categories, appview and details into the notebook in the bottom
self.scroll_categories = Gtk.ScrolledWindow()
self.scroll_categories.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self.cat_view = LobbyViewGtk(self.datadir, APP_INSTALL_PATH,
self.cache, self.db, self.icons,
self.apps_filter)
self.scroll_categories.add(self.cat_view)
self.notebook.append_page(self.scroll_categories,
Gtk.Label(label="categories"))
# sub-categories view
self.subcategories_view = SubCategoryViewGtk(
self.datadir,
APP_INSTALL_PATH,
self.cache,
self.db,
self.icons,
self.apps_filter,
root_category=self.cat_view.categories[0])
self.subcategories_view.connect("category-selected",
self.on_subcategory_activated)
self.subcategories_view.connect("application-activated",
self.on_application_activated)
self.subcategories_view.connect("show-category-applist",
self.on_show_category_applist)
# FIXME: why do we have two application-{selected,activated] ?!?
self.subcategories_view.connect("application-selected",
self.on_application_selected)
self.subcategories_view.connect("application-activated",
self.on_application_activated)
self.scroll_subcategories = Gtk.ScrolledWindow()
self.scroll_subcategories.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self.scroll_subcategories.add(self.subcategories_view)
self.notebook.append_page(self.scroll_subcategories,
Gtk.Label(label=NavButtons.SUBCAT))
# app list
self.notebook.append_page(self.box_app_list,
Gtk.Label(label=NavButtons.LIST))
self.cat_view.connect("category-selected", self.on_category_activated)
self.cat_view.connect("application-selected",
self.on_application_selected)
self.cat_view.connect("application-activated",
self.on_application_activated)
# details
self.notebook.append_page(self.scroll_details,
Gtk.Label(label=NavButtons.DETAILS))
# purchase view
self.notebook.append_page(self.purchase_view,
Gtk.Label(label=NavButtons.PURCHASE))
# install backend
self.backend.connect("transaction-started",
self.on_transaction_started)
self.backend.connect("transactions-changed",
self.on_transactions_changed)
self.backend.connect("transaction-finished",
self.on_transaction_complete)
self.backend.connect("transaction-cancelled",
self.on_transaction_cancelled)
# a transaction error is treated the same as a cancellation
self.backend.connect("transaction-stopped",
self.on_transaction_cancelled)
# now we are initialized
self.searchentry.set_sensitive(True)
self.emit("available-pane-created")
self.show_all()
self.hide_appview_spinner()
# consider the view initialized here already as display_page()
# may run into a endless recurison otherwise (it will call init_view())
# again (LP: #851671)
self.view_initialized = True
# important to "seed" the initial history stack (LP: #1005104)
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LOBBY, self.state,
self.display_lobby_page)
if window is not None:
window.set_cursor(None)
def on_purchase_requested(self, appmanager, app, iconname, url):
if self.purchase_view.initiate_purchase(app, iconname, url):
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.PURCHASE, self.state,
self.display_purchase)
def on_purchase_needs_spinner(self, appmanager, active):
vm = get_viewmanager()
vm.set_spinner_active(active)
def on_purchase_succeeded(self, widget):
# switch to the details page to display the transaction is in progress
self._return_to_appdetails_view()
def on_purchase_failed(self, widget):
self._return_to_appdetails_view()
dialogs.error(
None, _("Failure in the purchase process."),
_("Sorry, something went wrong. Your payment "
"has been cancelled."))
def on_purchase_cancelled_by_user(self, widget):
self._return_to_appdetails_view()
def on_terms_of_service_declined(self, widget):
""" The Terms of Service dialog was declined by the user, so we just
reset the purchase button in case they want another chance
"""
if self.is_app_details_view_showing():
self.app_details_view.pkg_statusbar.button.set_sensitive(True)
elif self.is_applist_view_showing():
self.app_view.tree_view.reset_action_button()
def _return_to_appdetails_view(self):
vm = get_viewmanager()
vm.nav_back()
# don't keep the purchase view in navigation history
# as its contents are no longer valid
vm.clear_forward_history()
window = self.get_window()
if window is not None:
window.set_cursor(None)
def get_query(self):
"""helper that gets the query for the current category/search mode"""
# NoDisplay is a specal case
if self._in_no_display_category():
return xapian.Query()
# get current sub-category (or category, but sub-category wins)
query = None
if self.state.channel and self.state.channel.query:
query = self.state.channel.query
elif self.state.subcategory:
query = self.state.subcategory.query
elif self.state.category:
query = self.state.category.query
# mix channel/category with the search terms and return query
return self.db.get_query_list_from_search_entry(
self.state.search_term, query)
def _in_no_display_category(self):
"""return True if we are in a category with NoDisplay set in the XML"""
return (self.state.category and self.state.category.dont_display
and not self.state.subcategory and not self.state.search_term)
def _get_header_for_view_state(self, view_state):
channel = view_state.channel
category = view_state.category
subcategory = view_state.subcategory
line1 = None
line2 = None
if channel is not None:
name = channel.display_name or channel.name
line1 = GObject.markup_escape_text(name)
elif subcategory is not None:
line1 = GObject.markup_escape_text(category.name)
line2 = GObject.markup_escape_text(subcategory.name)
elif category is not None:
line1 = GObject.markup_escape_text(category.name)
else:
line1 = _("All Software")
return line1, line2
#~ def _show_hide_subcategories(self, show_category_applist=False):
#~ # check if have subcategories and are not in a subcategory
#~ # view - if so, show it
#~ current_page = self.notebook.get_current_page()
#~ if (current_page == AvailablePane.Pages.LOBBY or
#~ current_page == AvailablePane.Pages.DETAILS):
#~ return
#~ if (not show_category_applist and
#~ self.state.category and
#~ self.state.category.subcategories and
#~ not (self.state.search_term or self.state.subcategory)):
#~ self.subcategories_view.set_subcategory(self.state.category,
#~ num_items=len(self.app_view.get_model()))
#~ self.notebook.set_current_page(AvailablePane.Pages.SUBCATEGORY)
#~ else:
#~ self.notebook.set_current_page(AvailablePane.Pages.LIST)
def get_current_app(self):
"""return the current active application object"""
if self.is_category_view_showing():
return None
else:
if self.state.subcategory:
return self.current_app_by_subcategory.get(
self.state.subcategory)
else:
return self.current_app_by_category.get(self.state.category)
def get_current_category(self):
""" return the current category that is in use or None """
if self.state.subcategory:
return self.state.subcategory
elif self.state.category:
return self.state.category
def unset_current_category(self):
""" unset the current showing category, but keep e.g. the current
search
"""
self.state.category = None
self.state.subcategory = None
# reset the non-global filters see (LP: #985389)
if self.state.filter:
self.state.filter.reset()
def on_transaction_started(self, backend, pkgname, appname, trans_id,
trans_type):
self._register_unity_launcher_transaction_started(
pkgname, appname, trans_id, trans_type)
def on_transactions_changed(self, backend, pending_transactions):
"""internal helper that keeps the action bar up-to-date by
keeping track of the transaction-started signals
"""
if self._is_custom_list_search(self.state.search_term):
self._update_action_bar()
def on_transaction_complete(self, backend, result):
""" handle a transaction that has completed successfully
"""
if result.pkgname in self.unity_launcher_transaction_queue:
transaction_details = (self.unity_launcher_transaction_queue.pop(
result.pkgname))
self._add_application_to_unity_launcher(transaction_details)
def on_transaction_cancelled(self, backend, result):
""" handle a transaction that has been cancelled
"""
if result.pkgname in self.unity_launcher_transaction_queue:
self.unity_launcher_transaction_queue.pop(result.pkgname)
def _register_unity_launcher_transaction_started(self, pkgname, appname,
trans_id, trans_type):
# at the start of the transaction, we gather details for use later
# when it is time to add the installed app to the Unity launcher,
# (see #972710). we only care about installs for the launcher
# mvo: use softwarecenter.utils explicitly here so that we can monkey
# patch it in the test
if (trans_type == TransactionTypes.INSTALL
and self.add_to_launcher_enabled
and softwarecenter.utils.is_unity_running()):
transaction_details = TransactionDetails(pkgname, appname,
trans_id, trans_type)
self.unity_launcher_transaction_queue[pkgname] = (
transaction_details)
def _add_application_to_unity_launcher(self, transaction_details):
app = Application(pkgname=transaction_details.pkgname,
appname=transaction_details.appname)
appdetails = app.get_details(self.db)
# convert the app-install desktop file location to the actual installed
# desktop file location (or in the case of a purchased item from the
# agent, generate the correct installed desktop file location)
installed_desktop_file_path = (
convert_desktop_file_to_installed_location(appdetails.desktop_file,
app.pkgname))
# we only add items to the launcher that have a desktop file
if not installed_desktop_file_path:
return
# do not add apps that have no Exec entry in their desktop file
# (e.g. wine, see LP: #848437 or ubuntu-restricted-extras,
# see LP: #913756), also, don't add the item if NoDisplay is
# specified (see LP: #1006483)
if (os.path.exists(installed_desktop_file_path) and
(not get_exec_line_from_desktop(installed_desktop_file_path)
or is_no_display_desktop_file(installed_desktop_file_path))):
return
# now gather up the unity launcher info items and send the app to the
# launcher service
launcher_info = self._get_unity_launcher_info(
app, appdetails, installed_desktop_file_path,
transaction_details.trans_id)
self.unity_launcher.send_application_to_launcher(
transaction_details.pkgname, launcher_info)
def _get_unity_launcher_info(self, app, appdetails,
installed_desktop_file_path, trans_id):
(icon_size, icon_x,
icon_y) = (self._get_onscreen_icon_details_for_launcher_service(app))
icon_path = get_file_path_from_iconname(self.icons,
iconname=appdetails.icon)
# Note that the transaction ID is not specified because we are firing
# the dbus signal at the very end of the installation now, and the
# corresponding fix in Unity is expecting this value to be empty (it
# would not be useful to the Unity launcher at this point anyway,
# as the corresponding transaction would be complete).
# Please see bug LP: #925014 and corresponding Unity branch for
# further details.
# TODO: If and when we re-implement firing the dbus signal at the
# start of the transaction, at that time we will need to replace
# the empty string below with the trans_id value.
launcher_info = UnityLauncherInfo(app.name, appdetails.icon, icon_path,
icon_x, icon_y, icon_size,
installed_desktop_file_path, "")
return launcher_info
def _get_onscreen_icon_details_for_launcher_service(self, app):
if self.is_app_details_view_showing():
return self.app_details_view.get_app_icon_details()
elif self.is_applist_view_showing():
return self.app_view.get_app_icon_details()
else:
# set a default, even though we cannot install from the other panes
return (0, 0, 0)
def on_app_list_changed(self, pane, length):
"""internal helper that keeps the status text and the action
bar up-to-date by keeping track of the app-list-changed
signals
"""
LOG.debug("applist-changed %s %s" % (pane, length))
super(AvailablePane, self).on_app_list_changed(pane, length)
self._update_action_bar()
def _update_action_bar(self):
self._update_action_bar_buttons()
def _update_action_bar_buttons(self):
"""Update buttons in the action bar to implement the custom package
lists feature, see
https://wiki.ubuntu.com/SoftwareCenter#Custom%20package%20lists
"""
if self._is_custom_list_search(self.state.search_term):
installable = []
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (pkgname in self.cache
and not self.cache[pkgname].is_installed
and not len(self.backend.pending_transactions) > 0):
app = Application(pkgname=pkgname)
installable.append(app)
button_text = gettext.ngettext("Install %(amount)s Item",
"Install %(amount)s Items",
len(installable)) % {
'amount': len(installable)
}
button = self.action_bar.get_button(ActionButtons.INSTALL)
if button and installable:
# Install all already offered. Update offer.
if button.get_label() != button_text:
button.set_label(button_text)
elif installable:
# Install all not yet offered. Offer.
self.action_bar.add_button(ActionButtons.INSTALL, button_text,
self._install_current_appstore)
else:
# Install offered, but nothing to install. Clear offer.
self.action_bar.remove_button(ActionButtons.INSTALL)
else:
# Ensure button is removed.
self.action_bar.remove_button(ActionButtons.INSTALL)
def _install_current_appstore(self):
'''
Function that installs all applications displayed in the pane.
'''
apps = []
iconnames = []
self.action_bar.remove_button(ActionButtons.INSTALL)
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (pkgname in self.cache and not self.cache[pkgname].is_installed
and pkgname not in self.backend.pending_transactions):
apps.append(self.db.get_application(doc))
# add iconnames
iconnames.append(self.db.get_iconname(doc))
self.backend.install_multiple(apps, iconnames)
def _show_or_hide_search_combo_box(self, view_state):
# show/hide the sort combobox headers if the category forces a
# custom sort mode
category = view_state.category
allow_user_sort = category is None or not category.is_forced_sort_mode
self.app_view.set_allow_user_sorting(allow_user_sort)
def set_state(self, nav_item):
pass
def _clear_search(self):
self.searchentry.clear_with_no_signal()
self.apps_limit = 0
self.apps_search_term = ""
self.state.search_term = ""
def _is_custom_list_search(self, search_term):
return (search_term and ',' in search_term)
# callbacks
def on_cache_ready(self, cache):
""" refresh the application list when the cache is re-opened """
# just re-draw in the available pane, nothing but the
# "is-installed" overlay icon will change when something
# is installed or removed in the available pane
self.app_view.queue_draw()
def on_search_terms_changed(self, widget, new_text):
"""callback when the search entry widget changes"""
LOG.debug("on_search_terms_changed: %s" % new_text)
# reset the flag in the app_view because each new search should
# reset the sort criteria
self.app_view.reset_default_sort_mode()
self.state.search_term = new_text
# do not hide technical items for a custom list search
if self._is_custom_list_search(self.state.search_term):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
vm = get_viewmanager()
adj = self.app_view.tree_view_scroll.get_vadjustment()
if adj:
adj.set_value(0.0)
# yeah for special cases - as discussed on irc, mpt
# wants this to return to the category screen *if*
# we are searching but we are not in any category or channel
if not self.state.category and not self.state.channel and not new_text:
# category activate will clear search etc
self.state.reset()
vm.display_page(self, AvailablePane.Pages.LOBBY, self.state,
self.display_lobby_page)
return False
elif (self.state.subcategory and not new_text):
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_app_view_page)
return False
elif (self.state.category and self.state.category.subcategories
and not new_text):
vm.display_page(self, AvailablePane.Pages.SUBCATEGORY, self.state,
self.display_subcategory_page)
return False
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_search_page)
def on_db_reopen(self, db):
"""Called when the database is reopened."""
super(AvailablePane, self).on_db_reopen(db)
self.refresh_apps()
if self.app_details_view:
self.app_details_view.refresh_app()
def get_callback_for_page(self, page, state):
if page == AvailablePane.Pages.LOBBY:
return self.display_lobby_page
elif page == AvailablePane.Pages.LIST:
if state.search_term:
return self.display_search_page
else:
return self.display_app_view_page
elif page == AvailablePane.Pages.SUBCATEGORY:
return self.display_subcategory_page
elif page == AvailablePane.Pages.DETAILS:
return self.display_details_page
return self.display_lobby_page
def display_lobby_page(self, page, view_state):
self.state.reset()
self.hide_appview_spinner()
self.emit("app-list-changed", len(self.db))
self._clear_search()
self.action_bar.clear()
return True
def display_search_page(self, page, view_state):
new_text = view_state.search_term
# DTRT if the search is reseted
if not new_text:
self._clear_search()
else:
self.state.limit = DEFAULT_SEARCH_LIMIT
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self._show_or_hide_search_combo_box(view_state)
self.app_view.vadj = view_state.vadjustment
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_subcategory_page(self, page, view_state):
category = view_state.category
self.set_category(category)
if self.state.search_term or self.searchentry.get_text():
self._clear_search()
self.refresh_apps()
query = self.get_query()
n_matches = self.quick_query_len(query)
self.subcategories_view.set_subcategory(category, n_matches)
self.action_bar.clear()
self.cat_view.stop_carousels()
return True
def display_app_view_page(self, page, view_state):
category = view_state.category
self.set_category(category)
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self._show_or_hide_search_combo_box(view_state)
if view_state.search_term:
self._clear_search()
self.app_view.vadj = view_state.vadjustment
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_details_page(self, page, view_state):
if self.searchentry.get_text() != self.state.search_term:
self.searchentry.set_text_with_no_signal(self.state.search_term)
self.action_bar.clear()
SoftwarePane.display_details_page(self, page, view_state)
self.cat_view.stop_carousels()
return True
def display_purchase(self, page, view_state):
self.notebook.set_current_page(AvailablePane.Pages.PURCHASE)
self.action_bar.clear()
self.cat_view.stop_carousels()
def display_previous_purchases(self, page, view_state):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self.notebook.set_current_page(AvailablePane.Pages.LIST)
# clear any search terms
self._clear_search()
self.refresh_apps()
self.action_bar.clear()
self.cat_view.stop_carousels()
return True
def on_subcategory_activated(self, subcat_view, category):
LOG.debug("on_subcategory_activated: %s %s" %
(category.name, category))
self.state.subcategory = category
self.state.application = None
page = AvailablePane.Pages.LIST
vm = get_viewmanager()
vm.display_page(self, page, self.state, self.display_app_view_page)
def on_category_activated(self, lobby_view, category):
""" callback when a category is selected """
LOG.debug("on_category_activated: %s %s" % (category.name, category))
if category.subcategories:
page = AvailablePane.Pages.SUBCATEGORY
callback = self.display_subcategory_page
else:
page = AvailablePane.Pages.LIST
callback = self.display_app_view_page
self.state.category = category
self.state.subcategory = None
self.state.application = None
vm = get_viewmanager()
vm.display_page(self, page, self.state, callback)
def on_application_selected(self, appview, app):
"""callback when an app is selected"""
LOG.debug("on_application_selected: '%s'" % app)
if self.state.subcategory:
self.current_app_by_subcategory[self.state.subcategory] = app
else:
self.current_app_by_category[self.state.category] = app
@wait_for_apt_cache_ready
def on_application_activated(self, appview, app):
"""callback when an app is clicked"""
LOG.debug("on_application_activated: '%s'" % app)
self.state.application = app
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.DETAILS, self.state,
self.display_details_page)
def on_show_category_applist(self, widget):
self._show_hide_subcategories(show_category_applist=True)
def on_previous_purchases_activated(self, query):
""" called to activate the previous purchases view """
#print cat_view, name, query
LOG.debug("on_previous_purchases_activated with query: %s" % query)
self.state.channel = SoftwareChannel("Previous Purchases",
"software-center-agent",
None,
channel_query=query)
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_previous_purchases)
def is_category_view_showing(self):
""" Return True if we are in the category page or if we display a
sub-category page
"""
current_page = self.notebook.get_current_page()
return (current_page == AvailablePane.Pages.LOBBY
or current_page == AvailablePane.Pages.SUBCATEGORY)
def is_applist_view_showing(self):
"""Return True if we are in the applist view """
return self.notebook.get_current_page() == AvailablePane.Pages.LIST
def is_app_details_view_showing(self):
"""Return True if we are in the app_details view """
return self.notebook.get_current_page() == AvailablePane.Pages.DETAILS
def set_category(self, category):
LOG.debug('set_category: %s' % category)
self.state.category = category
# apply flags
if category:
if 'nonapps-visible' in category.flags:
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
else:
self.nonapps_visible = NonAppVisibility.MAYBE_VISIBLE
# apply any category based filters
if not self.state.filter:
self.state.filter = AppFilter(self.db, self.cache)
if (category and category.flags
and 'available-only' in category.flags):
self.state.filter.set_available_only(True)
else:
self.state.filter.set_available_only(False)
if (category and category.flags
and 'not-installed-only' in category.flags):
self.state.filter.set_not_installed_only(True)
else:
self.state.filter.set_not_installed_only(False)
def refresh_apps(self, query=None):
SoftwarePane.refresh_apps(self, query)
# tell the lobby to update its content
if self.cat_view:
self.cat_view.refresh_apps()
# and the subcat view as well...
if self.subcategories_view:
self.subcategories_view.refresh_apps()
class AvailablePane(SoftwarePane):
"""Widget that represents the available panel in software-center
It contains a search entry and navigation buttons
"""
class Pages():
# page names, useful for debuggin
NAMES = ('lobby', 'subcategory', 'list', 'details', 'purchase')
# actual page id's
(LOBBY, SUBCATEGORY, LIST, DETAILS, PURCHASE) = range(5)
# the default page
HOME = LOBBY
__gsignals__ = {
'available-pane-created': (GObject.SignalFlags.RUN_FIRST, None, ())
}
def __init__(self, cache, db, distro, icons, datadir,
navhistory_back_action, navhistory_forward_action):
# parent
SoftwarePane.__init__(self, cache, db, distro, icons, datadir)
self.searchentry.set_sensitive(False)
# navigation history actions
self.navhistory_back_action = navhistory_back_action
self.navhistory_forward_action = navhistory_forward_action
# configure any initial state attrs
self.state.filter = AppFilter(db, cache)
# the spec says we mix installed/not installed
#self.apps_filter.set_not_installed_only(True)
self.current_app_by_category = {}
self.current_app_by_subcategory = {}
self.pane_name = _("Get Software")
# views to be created in init_view
self.cat_view = None
self.subcategories_view = None
def init_view(self):
if self.view_initialized:
return
self.show_appview_spinner()
window = self.get_window()
if window is not None:
window.set_cursor(self.busy_cursor)
while Gtk.events_pending():
Gtk.main_iteration()
# open the cache since we are initializing the UI for the first time
GObject.idle_add(self.cache.open)
SoftwarePane.init_view(self)
# set the AppTreeView model, available pane uses list models
liststore = AppListStore(self.db, self.cache, self.icons)
#~ def on_appcount_changed(widget, appcount):
#~ self.subcategories_view._append_appcount(appcount)
#~ self.app_view._append_appcount(appcount)
#~ liststore.connect('appcount-changed', on_appcount_changed)
self.app_view.set_model(liststore)
# purchase view
self.purchase_view = PurchaseView()
app_manager = get_appmanager()
app_manager.connect("purchase-requested", self.on_purchase_requested)
self.purchase_view.connect("purchase-succeeded",
self.on_purchase_succeeded)
self.purchase_view.connect("purchase-failed", self.on_purchase_failed)
self.purchase_view.connect("purchase-cancelled-by-user",
self.on_purchase_cancelled_by_user)
# categories, appview and details into the notebook in the bottom
self.scroll_categories = Gtk.ScrolledWindow()
self.scroll_categories.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self.cat_view = LobbyViewGtk(self.datadir, APP_INSTALL_PATH,
self.cache, self.db, self.icons,
self.apps_filter)
self.scroll_categories.add(self.cat_view)
self.notebook.append_page(self.scroll_categories,
Gtk.Label(label="categories"))
# sub-categories view
self.subcategories_view = SubCategoryViewGtk(
self.datadir,
APP_INSTALL_PATH,
self.cache,
self.db,
self.icons,
self.apps_filter,
root_category=self.cat_view.categories[0])
self.subcategories_view.connect("category-selected",
self.on_subcategory_activated)
self.subcategories_view.connect("application-activated",
self.on_application_activated)
self.subcategories_view.connect("show-category-applist",
self.on_show_category_applist)
# FIXME: why do we have two application-{selected,activated] ?!?
self.subcategories_view.connect("application-selected",
self.on_application_selected)
self.subcategories_view.connect("application-activated",
self.on_application_activated)
self.scroll_subcategories = Gtk.ScrolledWindow()
self.scroll_subcategories.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
self.scroll_subcategories.add(self.subcategories_view)
self.notebook.append_page(self.scroll_subcategories,
Gtk.Label(label=NavButtons.SUBCAT))
# app list
self.notebook.append_page(self.box_app_list,
Gtk.Label(label=NavButtons.LIST))
self.cat_view.connect("category-selected", self.on_category_activated)
self.cat_view.connect("application-selected",
self.on_application_selected)
self.cat_view.connect("application-activated",
self.on_application_activated)
# details
self.notebook.append_page(self.scroll_details,
Gtk.Label(label=NavButtons.DETAILS))
# purchase view
self.notebook.append_page(self.purchase_view,
Gtk.Label(label=NavButtons.PURCHASE))
# install backend
self.backend.connect("transactions-changed",
self._on_transactions_changed)
# now we are initialized
self.searchentry.set_sensitive(True)
self.emit("available-pane-created")
self.show_all()
self.hide_appview_spinner()
# consider the view initialized here already as display_page()
# may run into a endless recurison otherwise (it will call init_view())
# again (LP: #851671)
self.view_initialized = True
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LOBBY, self.state,
self.display_lobby_page)
if window is not None:
window.set_cursor(None)
def on_purchase_requested(self, appmanager, app, iconname, url):
self.purchase_view.initiate_purchase(app, iconname, url)
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.PURCHASE, self.state,
self.display_purchase)
return
def on_purchase_succeeded(self, widget):
# switch to the details page to display the transaction is in progress
self._return_to_appdetails_view()
def on_purchase_failed(self, widget):
self._return_to_appdetails_view()
dialogs.error(
None, _("Failure in the purchase process."),
_("Sorry, something went wrong. Your payment "
"has been cancelled."))
def on_purchase_cancelled_by_user(self, widget):
self._return_to_appdetails_view()
def _return_to_appdetails_view(self):
vm = get_viewmanager()
vm.nav_back()
# don't keep the purchase view in navigation history
# as its contents are no longer valid
vm.clear_forward_history()
window = self.get_window()
if window is not None:
window.set_cursor(None)
def get_query(self):
"""helper that gets the query for the current category/search mode"""
# NoDisplay is a specal case
if self._in_no_display_category():
return xapian.Query()
# get current sub-category (or category, but sub-category wins)
query = None
if self.state.channel and self.state.channel.query:
query = self.state.channel.query
elif self.state.subcategory:
query = self.state.subcategory.query
elif self.state.category:
query = self.state.category.query
# mix channel/category with the search terms and return query
return self.db.get_query_list_from_search_entry(
self.state.search_term, query)
def _in_no_display_category(self):
"""return True if we are in a category with NoDisplay set in the XML"""
return (self.state.category and self.state.category.dont_display
and not self.state.subcategory and not self.state.search_term)
def _get_header_for_view_state(self, view_state):
channel = view_state.channel
category = view_state.category
subcategory = view_state.subcategory
line1 = None
line2 = None
if channel is not None:
name = channel.display_name or channel.name
line1 = GObject.markup_escape_text(name)
elif subcategory is not None:
line1 = GObject.markup_escape_text(category.name)
line2 = GObject.markup_escape_text(subcategory.name)
elif category is not None:
line1 = GObject.markup_escape_text(category.name)
else:
line1 = _("All Software")
return line1, line2
#~ def _show_hide_subcategories(self, show_category_applist=False):
#~ # check if have subcategories and are not in a subcategory
#~ # view - if so, show it
#~ if (self.notebook.get_current_page() == AvailablePane.Pages.LOBBY or
#~ self.notebook.get_current_page() == AvailablePane.Pages.DETAILS):
#~ return
#~ if (not show_category_applist and
#~ self.state.category and
#~ self.state.category.subcategories and
#~ not (self.state.search_term or self.state.subcategory)):
#~ self.subcategories_view.set_subcategory(self.state.category,
#~ num_items=len(self.app_view.get_model()))
#~ self.notebook.set_current_page(AvailablePane.Pages.SUBCATEGORY)
#~ else:
#~ self.notebook.set_current_page(AvailablePane.Pages.LIST)
def get_current_app(self):
"""return the current active application object"""
if self.is_category_view_showing():
return None
else:
if self.state.subcategory:
return self.current_app_by_subcategory.get(
self.state.subcategory)
else:
return self.current_app_by_category.get(self.state.category)
def get_current_category(self):
""" return the current category that is in use or None """
if self.state.subcategory:
return self.state.subcategory
elif self.state.category:
return self.state.category
return None
def unset_current_category(self):
""" unset the current showing category, but keep e.g. the current
search
"""
self.state.category = None
self.state.subcategory = None
def _on_transactions_changed(self, *args):
"""internal helper that keeps the action bar up-to-date by
keeping track of the transaction-started signals
"""
if self._is_custom_list_search(self.state.search_term):
self._update_action_bar()
def on_app_list_changed(self, pane, length):
"""internal helper that keeps the status text and the action
bar up-to-date by keeping track of the app-list-changed
signals
"""
LOG.debug("applist-changed %s %s" % (pane, length))
super(AvailablePane, self).on_app_list_changed(pane, length)
self._update_action_bar()
def _update_action_bar(self):
self._update_action_bar_buttons()
def _update_action_bar_buttons(self):
'''
update buttons in the action bar to implement the custom package lists feature,
see https://wiki.ubuntu.com/SoftwareCenter#Custom%20package%20lists
'''
if self._is_custom_list_search(self.state.search_term):
installable = []
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (pkgname in self.cache
and not self.cache[pkgname].is_installed
and not len(self.backend.pending_transactions) > 0):
app = Application(pkgname=pkgname)
installable.append(app)
button_text = gettext.ngettext("Install %(amount)s Item",
"Install %(amount)s Items",
len(installable)) % {
'amount': len(installable),
}
button = self.action_bar.get_button(ActionButtons.INSTALL)
if button and installable:
# Install all already offered. Update offer.
if button.get_label() != button_text:
button.set_label(button_text)
elif installable:
# Install all not yet offered. Offer.
self.action_bar.add_button(ActionButtons.INSTALL, button_text,
self._install_current_appstore)
else:
# Install offered, but nothing to install. Clear offer.
self.action_bar.remove_button(ActionButtons.INSTALL)
else:
# Ensure button is removed.
self.action_bar.remove_button(ActionButtons.INSTALL)
def _install_current_appstore(self):
'''
Function that installs all applications displayed in the pane.
'''
pkgnames = []
appnames = []
iconnames = []
self.action_bar.remove_button(ActionButtons.INSTALL)
for doc in self.enquirer.get_documents():
pkgname = self.db.get_pkgname(doc)
if (pkgname in self.cache and not self.cache[pkgname].is_installed
and pkgname not in self.backend.pending_transactions):
pkgnames.append(pkgname)
appnames.append(self.db.get_appname(doc))
# add iconnames
iconnames.append(self.db.get_iconname(doc))
self.backend.install_multiple(pkgnames, appnames, iconnames)
def set_state(self, nav_item):
return
def _clear_search(self):
self.searchentry.clear_with_no_signal()
self.apps_limit = 0
self.apps_search_term = ""
def _is_custom_list_search(self, search_term):
return (search_term and ',' in search_term)
# callbacks
def on_cache_ready(self, cache):
""" refresh the application list when the cache is re-opened """
# just re-draw in the available pane, nothing but the
# "is-installed" overlay icon will change when something
# is installed or removed in the available pane
self.app_view.queue_draw()
def on_search_terms_changed(self, widget, new_text):
"""callback when the search entry widget changes"""
LOG.debug("on_search_terms_changed: %s" % new_text)
self.state.search_term = new_text
# do not hide technical items for a custom list search
if self._is_custom_list_search(self.state.search_term):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
vm = get_viewmanager()
# yeah for special cases - as discussed on irc, mpt
# wants this to return to the category screen *if*
# we are searching but we are not in any category or channel
if not self.state.category and not self.state.channel and not new_text:
# category activate will clear search etc
self.state.reset()
vm.display_page(self, AvailablePane.Pages.LOBBY, self.state,
self.display_lobby_page)
return False
elif (self.state.subcategory and not new_text):
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_app_view_page)
return False
elif (self.state.category and self.state.category.subcategories
and not new_text):
vm.display_page(self, AvailablePane.Pages.SUBCATEGORY, self.state,
self.display_subcategory_page)
return False
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_search_page)
def on_db_reopen(self, db):
" called when the database is reopened"
#print "on_db_open"
self.refresh_apps()
if self.app_details_view:
self.app_details_view.refresh_app()
def get_callback_for_page(self, page, state):
if page == AvailablePane.Pages.LOBBY:
return self.display_lobby_page
elif page == AvailablePane.Pages.LIST:
if state.search_term:
return self.display_search_page
else:
return self.display_app_view_page
elif page == AvailablePane.Pages.SUBCATEGORY:
return self.display_subcategory_page
elif page == AvailablePane.Pages.DETAILS:
return self.display_details_page
return self.display_lobby_page
def display_lobby_page(self, page, view_state):
self.state.reset()
self.hide_appview_spinner()
self.emit("app-list-changed", len(self.db))
self._clear_search()
self.action_bar.clear()
return True
def display_search_page(self, page, view_state):
new_text = view_state.search_term
# DTRT if the search is reseted
if not new_text:
self._clear_search()
else:
self.state.limit = DEFAULT_SEARCH_LIMIT
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_subcategory_page(self, page, view_state):
category = view_state.category
self.set_category(category)
if self.state.search_term or self.searchentry.get_text():
self._clear_search()
self.refresh_apps()
query = self.get_query()
n_matches = self.quick_query(query)
self.subcategories_view.set_subcategory(category, n_matches)
self.action_bar.clear()
self.cat_view.stop_carousels()
return True
def display_app_view_page(self, page, view_state):
category = view_state.category
self.set_category(category)
header_strings = self._get_header_for_view_state(view_state)
self.app_view.set_header_labels(*header_strings)
# hide the sort combobox headers if the category forces a
# custom sort mode
allow_user_sort = category is None or not category.is_forced_sort_mode
self.app_view.set_allow_user_sorting(allow_user_sort)
if view_state.search_term:
self._clear_search()
self.refresh_apps()
self.cat_view.stop_carousels()
return True
def display_details_page(self, page, view_state):
if self.searchentry.get_text() != self.state.search_term:
self.searchentry.set_text_with_no_signal(self.state.search_term)
self.action_bar.clear()
SoftwarePane.display_details_page(self, page, view_state)
self.cat_view.stop_carousels()
return True
def display_purchase(self, page, view_state):
self.notebook.set_current_page(AvailablePane.Pages.PURCHASE)
self.action_bar.clear()
self.cat_view.stop_carousels()
return
def display_previous_purchases(self, page, view_state):
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
self.app_view.set_header_labels(_("Previous Purchases"), None)
self.notebook.set_current_page(AvailablePane.Pages.LIST)
# do not emit app-list-changed here, this is done async when
# the new model is ready
self.refresh_apps(query=self.previous_purchases_query)
self.action_bar.clear()
self.cat_view.stop_carousels()
return
def on_subcategory_activated(self, subcat_view, category):
LOG.debug("on_subcategory_activated: %s %s" %
(category.name, category))
self.state.subcategory = category
self.state.application = None
page = AvailablePane.Pages.LIST
vm = get_viewmanager()
vm.display_page(self, page, self.state, self.display_app_view_page)
def on_category_activated(self, lobby_view, category):
""" callback when a category is selected """
LOG.debug("on_category_activated: %s %s" % (category.name, category))
if category.subcategories:
page = AvailablePane.Pages.SUBCATEGORY
callback = self.display_subcategory_page
else:
page = AvailablePane.Pages.LIST
callback = self.display_app_view_page
self.state.category = category
self.state.subcategory = None
self.state.application = None
vm = get_viewmanager()
vm.display_page(self, page, self.state, callback)
def on_application_selected(self, appview, app):
"""callback when an app is selected"""
LOG.debug("on_application_selected: '%s'" % app)
if self.state.subcategory:
self.current_app_by_subcategory[self.state.subcategory] = app
else:
self.current_app_by_category[self.state.category] = app
@wait_for_apt_cache_ready
def on_application_activated(self, appview, app):
"""callback when an app is clicked"""
LOG.debug("on_application_activated: '%s'" % app)
self.state.application = app
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.DETAILS, self.state,
self.display_details_page)
def on_show_category_applist(self, widget):
self._show_hide_subcategories(show_category_applist=True)
def on_previous_purchases_activated(self, query):
""" called to activate the previous purchases view """
#print cat_view, name, query
LOG.debug("on_previous_purchases_activated with query: %s" % query)
self.previous_purchases_query = query
vm = get_viewmanager()
vm.display_page(self, AvailablePane.Pages.LIST, self.state,
self.display_previous_purchases)
def is_category_view_showing(self):
""" Return True if we are in the category page or if we display a
sub-category page
"""
return (self.notebook.get_current_page() == AvailablePane.Pages.LOBBY or \
self.notebook.get_current_page() == AvailablePane.Pages.SUBCATEGORY)
def is_applist_view_showing(self):
"""Return True if we are in the applist view """
return self.notebook.get_current_page() == AvailablePane.Pages.LIST
def is_app_details_view_showing(self):
"""Return True if we are in the app_details view """
return self.notebook.get_current_page() == AvailablePane.Pages.DETAILS
def set_category(self, category):
LOG.debug('set_category: %s' % category)
self.state.category = category
# apply flags
if category:
if 'nonapps-visible' in category.flags:
self.nonapps_visible = NonAppVisibility.ALWAYS_VISIBLE
else:
self.nonapps_visible = NonAppVisibility.MAYBE_VISIBLE
# apply any category based filters
if not self.state.filter:
self.state.filter = AppFilter(self.db, self.cache)
if category and category.flags and 'available-only' in category.flags:
self.state.filter.set_available_only(True)
else:
self.state.filter.set_available_only(False)
if category and category.flags and 'not-installed-only' in category.flags:
self.state.filter.set_not_installed_only(True)
else:
self.state.filter.set_not_installed_only(False)
def refresh_apps(self, query=None):
SoftwarePane.refresh_apps(self, query)
# tell the lobby to update its content
if self.cat_view:
self.cat_view.refresh_apps()
# and the subcat view as well...
if self.subcategories_view:
self.subcategories_view.refresh_apps()