/* An indicator to power related information in the menubar. Copyright 2011 Canonical Ltd. Authors: Javier Jardon This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License version 3, as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranties of MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #ifdef HAVE_CONFIG_H #include "config.h" #endif /* GStuff */ #include #include #include #include /* upower */ #include /* Indicator Stuff */ #include #include #define DEFAULT_ICON "gpm-battery-missing" #define INDICATOR_POWER_TYPE (indicator_power_get_type ()) #define INDICATOR_POWER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), INDICATOR_POWER_TYPE, IndicatorPower)) #define INDICATOR_POWER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), INDICATOR_POWER_TYPE, IndicatorPowerClass)) #define IS_INDICATOR_POWER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), INDICATOR_POWER_TYPE)) #define IS_INDICATOR_POWER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), INDICATOR_POWER_TYPE)) #define INDICATOR_POWER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), INDICATOR_POWER_TYPE, IndicatorPowerClass)) typedef struct _IndicatorPower IndicatorPower; typedef struct _IndicatorPowerClass IndicatorPowerClass; typedef struct _IndicatorPowerPrivate IndicatorPowerPrivate; struct _IndicatorPower { IndicatorObject parent_instance; IndicatorPowerPrivate *priv; }; struct _IndicatorPowerClass { IndicatorObjectClass parent_class; }; GType indicator_power_get_type (void) G_GNUC_CONST; struct _IndicatorPowerPrivate { GtkMenu *menu; GtkLabel *label; GtkImage *status_image; gchar *accessible_desc; GCancellable *proxy_cancel; GDBusProxy *proxy; GVariant *devices; GVariant *device; }; /* Prototypes */ static void indicator_power_class_init (IndicatorPowerClass *klass); static void indicator_power_init (IndicatorPower *self); static void indicator_power_dispose (GObject *object); static void indicator_power_finalize (GObject *object); static GtkLabel* get_label (IndicatorObject * io); static GtkImage* get_image (IndicatorObject * io); static GtkMenu* get_menu (IndicatorObject * io); static const gchar* get_accessible_desc (IndicatorObject * io); G_DEFINE_TYPE (IndicatorPower, indicator_power, INDICATOR_OBJECT_TYPE); /* Indicator stuff */ INDICATOR_SET_VERSION INDICATOR_SET_TYPE (INDICATOR_POWER_TYPE) static void indicator_power_class_init (IndicatorPowerClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); IndicatorObjectClass *io_class = INDICATOR_OBJECT_CLASS (klass); object_class->dispose = indicator_power_dispose; object_class->finalize = indicator_power_finalize; io_class->get_label = get_label; io_class->get_image = get_image; io_class->get_menu = get_menu; io_class->get_accessible_desc = get_accessible_desc; g_type_class_add_private (klass, sizeof (IndicatorPowerPrivate)); } static void show_info_cb (GtkMenuItem *item, gpointer data) { /*TODO: show the statistics of the specific device*/ const gchar *command = "gnome-power-statistics"; if (g_spawn_command_line_async (command, NULL) == FALSE) g_warning ("Couldn't execute command: %s", command); } static void option_toggled_cb (GtkCheckMenuItem *item, gpointer user_data) { IndicatorPower *self = INDICATOR_POWER (user_data); IndicatorPowerPrivate *priv = self->priv; gtk_widget_set_visible (GTK_WIDGET (priv->label), gtk_check_menu_item_get_active (item)); } static void show_preferences_cb (GtkMenuItem *item, gpointer data) { const gchar *command = "gnome-control-center power"; if (g_spawn_command_line_async (command, NULL) == FALSE) g_warning ("Couldn't execute command: %s", command); } static void get_timestring (guint64 time_secs, gchar **short_timestring, gchar **detailed_timestring) { gint hours; gint minutes; /* Add 0.5 to do rounding */ minutes = (int) ( ( time_secs / 60.0 ) + 0.5 ); if (minutes == 0) { *short_timestring = g_strdup (_("Unknown time")); *detailed_timestring = g_strdup (_("Unknown time")); return; } if (minutes < 60) { *short_timestring = g_strdup_printf ("0:%.2i", minutes); *detailed_timestring = g_strdup_printf (ngettext ("%i minute", "%i minutes", minutes), minutes); return; } hours = minutes / 60; minutes = minutes % 60; *short_timestring = g_strdup_printf ("%i:%.2i", hours, minutes); if (minutes == 0) { *detailed_timestring = g_strdup_printf (ngettext ( "%i hour", "%i hours", hours), hours); } else { /* TRANSLATOR: "%i %s %i %s" are "%i hours %i minutes" * Swap order with "%2$s %2$i %1$s %1$i if needed */ *detailed_timestring = g_strdup_printf (_("%i %s %i %s"), hours, ngettext ("hour", "hours", hours), minutes, ngettext ("minute", "minutes", minutes)); } } static const gchar * device_kind_to_localised_string (UpDeviceKind kind) { const gchar *text = NULL; switch (kind) { case UP_DEVICE_KIND_LINE_POWER: /* TRANSLATORS: system power cord */ text = gettext ("AC adapter"); break; case UP_DEVICE_KIND_BATTERY: /* TRANSLATORS: laptop primary battery */ text = gettext ("Battery"); break; case UP_DEVICE_KIND_UPS: /* TRANSLATORS: battery-backed AC power source */ text = gettext ("UPS"); break; case UP_DEVICE_KIND_MONITOR: /* TRANSLATORS: a monitor is a device to measure voltage and current */ text = gettext ("Monitor"); break; case UP_DEVICE_KIND_MOUSE: /* TRANSLATORS: wireless mice with internal batteries */ text = gettext ("Mouse"); break; case UP_DEVICE_KIND_KEYBOARD: /* TRANSLATORS: wireless keyboard with internal battery */ text = gettext ("Keyboard"); break; case UP_DEVICE_KIND_PDA: /* TRANSLATORS: portable device */ text = gettext ("PDA"); break; case UP_DEVICE_KIND_PHONE: /* TRANSLATORS: cell phone (mobile...) */ text = gettext ("Cell phone"); break; case UP_DEVICE_KIND_MEDIA_PLAYER: /* TRANSLATORS: media player, mp3 etc */ text = gettext ("Media player"); break; case UP_DEVICE_KIND_TABLET: /* TRANSLATORS: tablet device */ text = gettext ("Tablet"); break; case UP_DEVICE_KIND_COMPUTER: /* TRANSLATORS: tablet device */ text = gettext ("Computer"); break; default: g_warning ("enum unrecognised: %i", kind); text = up_device_kind_to_string (kind); } return text; } static void build_device_time_details (const gchar *device_name, guint64 time, UpDeviceState state, gdouble percentage, gchar **short_details, gchar **details) { gchar *short_timestring = NULL; gchar *detailed_timestring = NULL; if (time > 0) { get_timestring (time, &short_timestring, &detailed_timestring); *short_details = g_strdup_printf ("(%s)", short_timestring); if (state == UP_DEVICE_STATE_CHARGING) { /* TRANSLATORS: %2 is a time string, e.g. "1 hour 5 minutes" */ *details = g_strdup_printf (_("%s (%s until charged (%.0lf%%))"), device_name, detailed_timestring, percentage); } else if (state == UP_DEVICE_STATE_DISCHARGING) { /* TRANSLATORS: %2 is a time string, e.g. "1 hour 5 minutes" */ *details = g_strdup_printf (_("%s (%s until empty (%.0lf%%))"), device_name, detailed_timestring, percentage); } } else { /* TRANSLATORS: %2 is a percentage value. Note: this string is only * used when we don't have a time value */ *details = g_strdup_printf (_("%s (%.0lf%%)"), device_name, percentage); *short_details = g_strdup_printf (_("(%.0lf%%)"), percentage); } } static void set_accessible_desc (IndicatorPower *self, const gchar *desc) { IndicatorPowerPrivate *priv = self->priv; if (desc == NULL || strlen(desc) == 0) return; g_free (priv->accessible_desc); priv->accessible_desc = g_strdup (desc); } static void menu_add_device (GtkMenu *menu, GVariant *device) { UpDeviceKind kind; UpDeviceState state; GtkWidget *icon; GtkWidget *item; GIcon *device_gicons; gchar *device_icon = NULL; gchar *object_path = NULL; gdouble percentage; guint64 time; const gchar *device_name; gchar *short_details = NULL; gchar *details = NULL; if (device == NULL) return; g_variant_get (device, "(susdut)", &object_path, &kind, &device_icon, &percentage, &state, &time); if (kind == UP_DEVICE_KIND_LINE_POWER) return; g_debug ("%s: got data from object %s", G_STRFUNC, object_path); /* Process the data */ device_gicons = g_icon_new_for_string (device_icon, NULL); icon = gtk_image_new_from_gicon (device_gicons, GTK_ICON_SIZE_SMALL_TOOLBAR); device_name = device_kind_to_localised_string (kind); build_device_time_details (device_name, time, state, percentage, &short_details, &details); /* Create menu item */ item = gtk_image_menu_item_new (); gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), icon); gtk_menu_item_set_label (GTK_MENU_ITEM (item), details); gtk_image_menu_item_set_always_show_image (GTK_IMAGE_MENU_ITEM (item), TRUE); g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (show_info_cb), NULL); gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); } static gsize menu_add_devices (GtkMenu *menu, GVariant *devices) { GVariant *device; gsize n_devices; guint i; if (devices == NULL) return 0; n_devices = g_variant_n_children (devices); g_debug ("Num devices: '%" G_GSIZE_FORMAT "'\n", n_devices); for (i = 0; i < n_devices; i++) { device = g_variant_get_child_value (devices, i); menu_add_device (menu, device); } return n_devices; } static void build_menu (IndicatorPower *self) { IndicatorPowerPrivate *priv = self->priv; GtkWidget *item; GtkWidget *image; GList *children; gsize n_devices = 0; if (priv->menu == NULL) priv->menu = GTK_MENU (gtk_menu_new ()); children = gtk_container_get_children (GTK_CONTAINER (priv->menu)); g_list_foreach (children, (GFunc) gtk_widget_destroy, NULL); /* devices */ n_devices = menu_add_devices (priv->menu, priv->devices); /* only do the separator if we have at least one device */ if (n_devices != 0) { item = gtk_separator_menu_item_new (); gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), item); } /* options */ item = gtk_check_menu_item_new_with_label (_("Show Time Remaining")); g_object_set (item, "draw-as-radio", TRUE, NULL); g_signal_connect (G_OBJECT (item), "toggled", G_CALLBACK (option_toggled_cb), self); gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), item); /* separator */ item = gtk_separator_menu_item_new (); gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), item); /* preferences */ item = gtk_image_menu_item_new_with_mnemonic (_("Power Settings ...")); image = gtk_image_new_from_icon_name (GTK_STOCK_PREFERENCES, GTK_ICON_SIZE_MENU); gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image); g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (show_preferences_cb), NULL); gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), item); /* show the menu */ gtk_widget_show_all (GTK_WIDGET (priv->menu)); } static GVariant * get_primary_device (GVariant *devices) { UpDeviceKind kind; UpDeviceState state; GVariant *primary_device = NULL; gchar *object_path; gchar *device_icon; gdouble percentage; guint64 time; gsize n_devices; guint i; n_devices = g_variant_n_children (devices); g_debug ("Num devices: '%" G_GSIZE_FORMAT "'\n", n_devices); for (i = 0; i < n_devices; i++) { primary_device = g_variant_get_child_value (devices, i); g_variant_get (primary_device, "(susdut)", &object_path, &kind, &device_icon, &percentage, &state, &time); g_debug ("%s: got data from object %s", G_STRFUNC, object_path); } return primary_device; } static void put_primary_device (IndicatorPower *self, GVariant *device) { IndicatorPowerPrivate *priv = self->priv; UpDeviceKind kind; UpDeviceState state; GIcon *device_gicons; gchar *short_details = NULL; gchar *details = NULL; gchar *device_icon = NULL; gchar *object_path = NULL; gdouble percentage; guint64 time; const gchar *device_name; /* set the icon and text */ g_variant_get (device, "(susdut)", &object_path, &kind, &device_icon, &percentage, &state, &time); g_debug ("%s: got data from object %s", G_STRFUNC, object_path); /* set icon */ device_gicons = g_icon_new_for_string (device_icon, NULL); gtk_image_set_from_gicon (priv->status_image, device_gicons, GTK_ICON_SIZE_LARGE_TOOLBAR); gtk_widget_show (GTK_WIDGET (priv->status_image)); /* get the device name */ device_name = device_kind_to_localised_string (kind); /* get the description */ build_device_time_details (device_name, time, state, percentage, &short_details, &details); gtk_label_set_label (GTK_LABEL (priv->label), short_details); set_accessible_desc (self, details); g_free (short_details); g_free (details); g_free (device_icon); g_free (object_path); } static void get_devices_cb (GObject *source_object, GAsyncResult *res, gpointer user_data) { IndicatorPower *self = INDICATOR_POWER (user_data); IndicatorPowerPrivate *priv = self->priv; GVariant *devices_container; GError *error = NULL; devices_container = g_dbus_proxy_call_finish (G_DBUS_PROXY (source_object), res, &error); if (devices_container == NULL) { g_printerr ("Error getting devices: %s\n", error->message); g_error_free (error); return; } priv->devices = g_variant_get_child_value (devices_container, 0); priv->device = get_primary_device (priv->devices); if (priv->device == NULL) { g_printerr ("Error getting primary device"); return; } put_primary_device (self, priv->device); build_menu (self); } static void receive_signal (GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, GVariant *parameters, gpointer user_data) { IndicatorPower *self = INDICATOR_POWER (user_data); IndicatorPowerPrivate *priv = self->priv; if (g_strcmp0 (signal_name, "Changed") == 0) { /* get the new state */ g_dbus_proxy_call (priv->proxy, "GetDevices", NULL, G_DBUS_CALL_FLAGS_NONE, -1, priv->proxy_cancel, get_devices_cb, user_data); } } static void service_proxy_cb (GObject *object, GAsyncResult *res, gpointer user_data) { IndicatorPower *self = INDICATOR_POWER (user_data); IndicatorPowerPrivate *priv = self->priv; GError *error = NULL; priv->proxy = g_dbus_proxy_new_for_bus_finish (res, &error); if (priv->proxy_cancel != NULL) { g_object_unref (priv->proxy_cancel); priv->proxy_cancel = NULL; } if (error != NULL) { g_error ("Error creating proxy: %s", error->message); g_error_free (error); return; } /* we want to change the primary device changes */ g_signal_connect (priv->proxy, "g-signal", G_CALLBACK (receive_signal), user_data); /* get the initial state */ g_dbus_proxy_call (priv->proxy, "GetDevices", NULL, G_DBUS_CALL_FLAGS_NONE, -1, priv->proxy_cancel, get_devices_cb, user_data); } static void indicator_power_init (IndicatorPower *self) { IndicatorPowerPrivate *priv; self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, INDICATOR_POWER_TYPE, IndicatorPowerPrivate); priv = self->priv; /* Init variables */ priv->menu = NULL; priv->accessible_desc = NULL; priv->proxy_cancel = g_cancellable_new(); g_dbus_proxy_new_for_bus (G_BUS_TYPE_SESSION, G_DBUS_PROXY_FLAGS_NONE, NULL, "org.gnome.PowerManager", "/org/gnome/PowerManager", "org.gnome.PowerManager", priv->proxy_cancel, service_proxy_cb, self); } static void indicator_power_dispose (GObject *object) { G_OBJECT_CLASS (indicator_power_parent_class)->dispose (object); } static void indicator_power_finalize (GObject *object) { G_OBJECT_CLASS (indicator_power_parent_class)->finalize (object); } /* Grabs the label. Creates it if it doesn't exist already */ static GtkLabel * get_label (IndicatorObject *io) { IndicatorPower *self = INDICATOR_POWER (io); IndicatorPowerPrivate *priv = self->priv; if (priv->label == NULL) { /* Create the label if it doesn't exist already */ priv->label = GTK_LABEL (gtk_label_new ("")); } return priv->label; } static GtkImage * get_image (IndicatorObject *io) { IndicatorPower *self = INDICATOR_POWER (io); IndicatorPowerPrivate *priv = self->priv; GIcon *gicon; if (priv->status_image == NULL) { /* Will create the status icon if it doesn't exist already */ gicon = g_themed_icon_new (DEFAULT_ICON); priv->status_image = GTK_IMAGE (gtk_image_new_from_gicon (gicon, GTK_ICON_SIZE_LARGE_TOOLBAR)); gtk_widget_show (GTK_WIDGET (priv->status_image)); } return priv->status_image; } static GtkMenu * get_menu (IndicatorObject *io) { IndicatorPower *self = INDICATOR_POWER (io); IndicatorPowerPrivate *priv = self->priv; build_menu (self); return GTK_MENU (priv->menu); } static const gchar * get_accessible_desc (IndicatorObject *io) { IndicatorPower *self = INDICATOR_POWER (io); IndicatorPowerPrivate *priv = self->priv; return priv->accessible_desc; }