def __init__(self):
# feedback dialog
self.__feedback = LoadingFeedback()
# the communication socket
self.__socket = RemoteSocket()
# the factory which reads the display's XML
self.__factory = DisplayFactory()
# the About dialog
self.__about_dialog = AboutDialog(os.path.join(HOME, "data"))
# the configuration dialog
self.__configger = DaemonConfigger()
self.__configger.set_close_callback(self.__on_finish_config)
# the command which gets called when the user removes a display
self.__remove_command = ""
# the set of open displays as a hashtable "id -> display"
self.__open_displays = {}
# the paths of the display files "id -> path"
self.__display_paths = {}
# float mode
self.__float_mode = False
self.__containers = []
# keybinder
self.__prev_key = (0, 0)
self.__keyb = KeyBinding()
# set the message handlers for the socket
self.__socket.add_message_handler(COMMAND_OPEN_DISPLAY,
self.__handle_open_display)
self.__socket.add_message_handler(COMMAND_OPEN_DISPLAY_WITH_ID,
self.__handle_open_display_with_id)
self.__socket.add_message_handler(COMMAND_OPEN_PLUG,
self.__handle_open_plug)
self.__socket.add_message_handler(COMMAND_CLOSE_DISPLAY,
self.__handle_close_display)
self.__socket.add_message_handler(COMMAND_SHUTDOWN,
self.__handle_shutdown)
self.__socket.add_message_handler(COMMAND_DISPLAYS,
self.__handle_displays)
self.__socket.add_message_handler(COMMAND_DISPLAY_LIST,
self.__handle_display_list)
self.__socket.add_message_handler(COMMAND_GEOMETRY,
self.__handle_geometry)
self.__socket.add_message_handler(COMMAND_VERSION,
self.__handle_version)
self.__socket.add_message_handler(COMMAND_ABOUT,
self.__handle_about)
self.__socket.add_message_handler(COMMAND_CONFIGURE,
self.__handle_configger)
self.__socket.add_message_handler(COMMAND_SET_REMOVE_COMMAND,
self.__handle_set_remove_command)
# socket ready, start handling requests
self.__socket.start()
# bind key
key, mod = settings.float_key
self.__keyb.bind_key(key, mod, self.__on_toggle_float_mode)
self.__prev_key = (key, mod)
# setup a nice systray icon
if (settings.show_tray_icon):
menu = [(None, _("_Manage desklets"),
self.__handle_manage),
(),
(gtk.STOCK_PROPERTIES, _("_Configuration"),
self.__handle_configger),
(None, _("_View log"),
self.__handle_show_log),
(gtk.STOCK_REFRESH, _("Check for _updates"),
self.__handle_update_check),
(),
(gtk.STOCK_ABOUT, _("_About"),
self.__handle_about_dialog),
(),
(gtk.STOCK_QUIT, _("_Stop daemon"),
self.__handle_shutdown)]
if (not settings.check_for_updates_visible):
del menu[4]
from main.TrayIcon import TrayIcon
self.__trayicon = TrayIcon()
self.__trayicon.set_menu(menu)
class Starter:
__DISPLAY_TYPE_WINDOW = "window"
__DISPLAY_TYPE_PLUG = "plug"
def __init__(self):
# feedback dialog
self.__feedback = LoadingFeedback()
# the communication socket
self.__socket = RemoteSocket()
# the factory which reads the display's XML
self.__factory = DisplayFactory()
# the About dialog
self.__about_dialog = AboutDialog(os.path.join(HOME, "data"))
# the configuration dialog
self.__configger = DaemonConfigger()
self.__configger.set_close_callback(self.__on_finish_config)
# the command which gets called when the user removes a display
self.__remove_command = ""
# the set of open displays as a hashtable "id -> display"
self.__open_displays = {}
# the paths of the display files "id -> path"
self.__display_paths = {}
# float mode
self.__float_mode = False
self.__containers = []
# keybinder
self.__prev_key = (0, 0)
self.__keyb = KeyBinding()
# set the message handlers for the socket
self.__socket.add_message_handler(COMMAND_OPEN_DISPLAY,
self.__handle_open_display)
self.__socket.add_message_handler(COMMAND_OPEN_DISPLAY_WITH_ID,
self.__handle_open_display_with_id)
self.__socket.add_message_handler(COMMAND_OPEN_PLUG,
self.__handle_open_plug)
self.__socket.add_message_handler(COMMAND_CLOSE_DISPLAY,
self.__handle_close_display)
self.__socket.add_message_handler(COMMAND_SHUTDOWN,
self.__handle_shutdown)
self.__socket.add_message_handler(COMMAND_DISPLAYS,
self.__handle_displays)
self.__socket.add_message_handler(COMMAND_DISPLAY_LIST,
self.__handle_display_list)
self.__socket.add_message_handler(COMMAND_GEOMETRY,
self.__handle_geometry)
self.__socket.add_message_handler(COMMAND_VERSION,
self.__handle_version)
self.__socket.add_message_handler(COMMAND_ABOUT,
self.__handle_about)
self.__socket.add_message_handler(COMMAND_CONFIGURE,
self.__handle_configger)
self.__socket.add_message_handler(COMMAND_SET_REMOVE_COMMAND,
self.__handle_set_remove_command)
# socket ready, start handling requests
self.__socket.start()
# bind key
key, mod = settings.float_key
self.__keyb.bind_key(key, mod, self.__on_toggle_float_mode)
self.__prev_key = (key, mod)
# setup a nice systray icon
if (settings.show_tray_icon):
menu = [(None, _("_Manage desklets"),
self.__handle_manage),
(),
(gtk.STOCK_PROPERTIES, _("_Configuration"),
self.__handle_configger),
(None, _("_View log"),
self.__handle_show_log),
(gtk.STOCK_REFRESH, _("Check for _updates"),
self.__handle_update_check),
(),
(gtk.STOCK_ABOUT, _("_About"),
self.__handle_about_dialog),
(),
(gtk.STOCK_QUIT, _("_Stop daemon"),
self.__handle_shutdown)]
if (not settings.check_for_updates_visible):
del menu[4]
from main.TrayIcon import TrayIcon
self.__trayicon = TrayIcon()
self.__trayicon.set_menu(menu)
def __on_toggle_float_mode(self):
# this is such a hack but works well until we introduce major changes
# in the 0.36 release and implement it in a clean way
self.__float_mode = not self.__float_mode
for c in self.__containers:
try:
c.set_float_mode(self.__float_mode)
except Exception:
pass
#
# Reacts on observer messages from the display.
#
def __on_display_action(self, src, cmd, *args):
ident = args[0]
if (cmd == src.OBS_CLOSE):
self.__close_display(ident)
elif (cmd == src.OBS_RESTART):
path = self.__display_paths[ident]
self.__remove_display(ident)
def f(*args): pass
gobject.timeout_add(250, self.__handle_open_display_with_id,
f, path, ident)
elif (cmd == src.OBS_DISABLE):
self.__remove_display(ident)
else:
log("Warning(Starter.py): Unhandled command %s " % (cmd))
del src
#
# Reacts on closing the configuration dialog.
#
def __on_finish_config(self):
# bind key
pkey, pmod = self.__prev_key
key, mod = settings.float_key
self.__keyb.unbind_key(pkey, pmod)
self.__keyb.bind_key(key, mod, self.__on_toggle_float_mode)
self.__prev_key = (key, mod)
#
# Adds the given display.
#
def __add_display(self, ident, path, displaytype):
dsp = None
container = None
# can this happen?
if (ident in self.__open_displays):
return None
Error().register(ident, path)
# create display
try:
dsp = self.__create_display(ident, path)
except Exception:
Error().handle(ident)
#log("Warning: Couldn't add desklet \"%s\".\n%s" % (path, exc))
self.__close_display(ident)
return None
self.__open_displays[ident] = dsp
self.__display_paths[ident] = path
log("Adding \"%s\" with ID \"%s\" to the desklet list."
% (path, ident))
dsp.add_observer(self.__on_display_action)
# create container widget
if (displaytype == self.__DISPLAY_TYPE_WINDOW):
container = Window(dsp)
# initialize display
try:
dsp.initialize()
except Exception:
Error().handle(ident)
self.__close_display(ident)
return None
self.__containers.append(container)
container.set_float_mode(self.__float_mode)
return container
#
# Creates and returns a new display from the given data.
#
def __create_display(self, ident, path):
try:
data = vfs.read_entire_file(path)
except Exception:
log("Could not open desklet file \"%s\"." % (path,))
raise UserError(_("Could not open desklet file \"%s\"") % (path,),
_("The desklet file could not be opened because "
"the file was not readable."),
show_details = False)
display = self.__factory.create_display(ident, data, path)
return display
#
# Removes the given display.
#
def __remove_display(self, ident):
try:
display = self.__open_displays[ident]
except KeyError, exc:
log("Warning: Couldn't remove desklet with ID \"%s\".\n%s" \
% (ident, exc))
return
log("Removing \"%s\" with ID \"%s\" from the desklet list."
% (self.__display_paths[ident], ident))
display.remove_display()
Error().forget(ident)
try:
del self.__open_displays[ident]
del self.__display_paths[ident]
except StandardError:
pass
import gc
gc.collect()