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Viewing changes to applets/maintained/weather/weather.py

  • Committer: Bazaar Package Importer
  • Author(s): Julien Lavergne
  • Date: 2010-08-29 14:29:52 UTC
  • mto: This revision was merged to the branch mainline in revision 21.
  • Revision ID: james.westby@ubuntu.com-20100829142952-rhvuetyms9bv5uu7
Tags: upstream-0.4.0+bzr1372
Import upstream version 0.4.0+bzr1372

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applets/maintained/weather/weather.py
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#   Mike (mosburger) Desjardins <desjardinsmike@gmail.com>
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#     Please do not email the above person for support. The 
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#     email address is only there for license/copyright purposes.
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# Copyright (C) 2009  onox <denkpadje@gmail.com>
 
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# Copyright (C) 2009 - 2010  onox <denkpadje@gmail.com>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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import cairo
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import glib
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applet_name = "Weather"
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applet_description = "Applet to display current weather and forecast"
 
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applet_name = _("Weather")
 
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applet_description = _("Applet to display current weather and forecast")
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# Applet's themed icon, also shown in the GTK About dialog
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applet_logo = "weather-few-clouds"
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ui_file = os.path.join(os.path.dirname(__file__), "weather.ui")
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temperature_units = ["Celcius", "Fahrenheit"]
 
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temperature_units = [_("Celsius"), _("Fahrenheit")]
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font_sizes = (15.0, 18.0, 23.0)
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system_theme_name = "System theme"
 
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system_theme_name = _("System theme")
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theme_dir = "/usr/share/icons"
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"weather-snow", "weather-fog", "weather-storm", "weather-severe-alert",
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"weather-clear-night", "weather-few-clouds-night"]
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network_error_message = "Could not retrieve weather data. You may be experiencing connectivity issues."
 
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network_error_message = _("Could not retrieve weather data. You may be experiencing connectivity issues.")
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import forecast
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    """
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    throbber_counter[func] = False
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    disconnect_counter[func] = False
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    def activate_throbber(show):
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        throbber_counter[func] = show
 
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    def activate_throbber(do_show):
 
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        throbber_counter[func] = do_show
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        overlay_fsm.evaluate()
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    def active_icon(error):
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        disconnect_counter[func] = error
 
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    def active_icon(is_error):
 
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        disconnect_counter[func] = is_error
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        overlay_fsm.evaluate()
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    def bound_func(obj, *args, **kwargs):
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        activate_throbber(True)
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    def __init__(self, applet):
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        self.applet = applet
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        self.cached_conditions = None
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        self.map_vbox = None
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        self.image_map = None
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        self.map_pixbuf = None
 
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        self.weather_fail = [False, False, False]
 
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        self.reset_weather_data()
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        self.network_handler = self.NetworkHandler()
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        self.notification = applet.notify.create_notification("Network error in Weather", network_error_message, "dialog-warning", 20)
 
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        self.notification = applet.notify.create_notification(_("Network error in Weather"), network_error_message, "dialog-warning", 20)
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        self.setup_context_menu()
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        if type(e) is NetworkException:
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            print "Error in Weather:", e
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            self.notification.show()
 
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            if all(self.weather_fail):
 
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                # Clean up weather map
 
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                self.map_item.set_sensitive(False)
 
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                if self.map_dialog is not None:
 
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                    self.applet.dialog.unregister("secondary")
 
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                self.reset_weather_data()
 
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                # Clean up forecast dialog
 
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                self.forecaster.finalize_dialog()
 
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                # Clean up conditions (icon)
 
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                self.__temp_overlay.props.active = False
 
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                self.set_icon()
 
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                self.applet.tooltip.set("%s %s..."%(_("Fetching conditions for"), self.applet.settings['location']))
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        else:
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            self.applet.errors.set_error_icon_and_click_to_restart()
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            self.applet.errors.general(e, traceback=tb, callback=gtk.main_quit)
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    def reset_weather_data(self):
 
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        self.cached_conditions = None
 
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        self.map_dialog = None
 
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        self.map_vbox = None
 
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        self.map_pixbuf = None
 
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    def setup_context_menu(self):
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        """Add "refresh" to the context menu and setup the preferences.
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        menu = self.applet.dialog.menu
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        menu_index = len(menu) - 1
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        map_item = gtk.MenuItem(_("Show _Map"))
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        map_item.connect("activate", self.activate_map_cb)
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        menu.insert(map_item, menu_index)
 
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        self.map_item = gtk.MenuItem(_("Show _Map"))
 
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        self.map_item.connect("activate", self.activate_map_cb)
 
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        menu.insert(self.map_item, menu_index)
 
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        self.map_item.set_sensitive(False)
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        refresh_item = gtk.ImageMenuItem(stock_id=gtk.STOCK_REFRESH)
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        refresh_item.connect("activate", self.activate_refresh_cb)
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        self.search_window.hide()
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    def activate_map_cb(self, widget):
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        self.map_dialog.show_all()
 
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        if self.map_dialog is not None:
 
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            self.map_dialog.show_all()
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    def activate_refresh_cb(self, widget=None, map=True):
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        """Refresh the icon, forecast, and map data. Called by the
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        """
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        def cb(conditions):
 
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            self.weather_fail[0] = False
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            if conditions != self.cached_conditions:
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                self.cached_conditions = conditions
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                self.refresh_icon()
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                print "Reattempt (%d retries remaining) in %d seconds" % (retries, delay_seconds)
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                self.applet.timing.delay(lambda: self.refresh_conditions(retries - 1), delay_seconds)
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            else:
 
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                self.weather_fail[0] = True
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                self.network_error_cb(e, tb)
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        self.network_handler.get_conditions(self.applet.settings['location_code'], callback=cb, error=error_cb)
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            self.applet.tooltip.set(title)
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            self.set_icon(self.cached_conditions["CODE"])
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    def fetch_forecast(self, cb, retries=3):
 
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    def fetch_forecast(self, forecast_cb, retries=3):
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        """Use weather.com's XML service to download the latest 5-day
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        forecast.
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        """
 
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        def cb(forecast):
 
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            self.weather_fail[1] = False
 
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            forecast_cb(forecast)
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        def error_cb(e, tb):
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            if type(e) is NetworkException and retries > 0:
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                print "Warning in Weather:", e
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                print "Reattempt (%d retries remaining) in %d seconds" % (retries, delay_seconds)
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                self.applet.timing.delay(lambda: self.fetch_forecast(cb, retries - 1), delay_seconds)
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            else:
 
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                self.weather_fail[1] = True
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                self.network_error_cb(e, tb)
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        self.network_handler.get_forecast(self.applet.settings['location_code'], callback=cb, error=error_cb)
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        """
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        def cb(pixbuf):
 
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            self.weather_fail[2] = False
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            self.set_map_pixbuf(pixbuf)
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        def error_cb(e, tb):
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            if type(e) is NetworkException and retries > 0:
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                print "Reattempt (%d retries remaining) in %d seconds" % (retries, delay_seconds)
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                self.applet.timing.delay(lambda: self.fetch_weather_map(retries - 1), delay_seconds)
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            else:
 
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                self.weather_fail[2] = True
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                self.network_error_cb(e, tb)
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        self.network_handler.get_weather_map(self.applet.settings['location_code'], callback=cb, error=error_cb)
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        """
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        if pixbuf is None:
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            return
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        if self.map_vbox is None:
 
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        if self.map_dialog is None or self.map_vbox is None:
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            self.map_dialog = self.applet.dialog.new("secondary", title=self.applet.settings['location'])
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            self.map_vbox = gtk.VBox()
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            self.map_dialog.add(self.map_vbox)
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            pixbuf = pixbuf.scale_simple(width, height, gtk.gdk.INTERP_BILINEAR)
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        self.map_vbox.add(gtk.image_new_from_pixbuf(pixbuf))
 
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        self.map_item.set_sensitive(True)
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    def convert_temperature(self, value):
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        unit = temperature_units[self.applet.settings["temperature-unit"]]
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        except ValueError:
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            return "N/A"
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        if "Fahrenheit" == unit:
 
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        if _("Fahrenheit") == unit:
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            converted_value = value
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        elif "Celcius" == unit:
 
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        elif _("Celsius") == unit:
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            converted_value = 5.0 * (value - 32.0) / 9.0
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        return str(int(round(converted_value)))
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        "copyright-year": "2007 - 2009",
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        "theme": applet_logo,
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        "authors": ["Mike Desjardins", "Mike Rooney", "Isaac J.", "onox <denkpadje@gmail.com>"],
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        "artists": ["Wojciech Grzanka", "Mike Desjardins"],
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        "type": ["Network", "Weather"]},
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        ["settings-per-instance"])
 
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        "artists": ["Wojciech Grzanka", "Mike Desjardins"]})