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Diffstat (limited to 'src/indicator-power.c')
| -rw-r--r-- | src/indicator-power.c | 663 |
1 files changed, 0 insertions, 663 deletions
diff --git a/src/indicator-power.c b/src/indicator-power.c deleted file mode 100644 index 729c7cf..0000000 --- a/src/indicator-power.c +++ /dev/null @@ -1,663 +0,0 @@ -/* -An indicator to power related information in the menubar. - -Copyright 2011 Canonical Ltd. - -Authors: - Javier Jardon <javier.jardon@codethink.co.uk> - -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 <http://www.gnu.org/licenses/>. -*/ - -#ifdef HAVE_CONFIG_H - #include "config.h" -#endif - -/* GStuff */ -#include <glib-object.h> -#include <glib/gi18n-lib.h> -#include <gio/gio.h> - -#include "dbus-listener.h" -#include "device.h" -#include "indicator-power.h" - -#define ICON_POLICY_KEY "icon-policy" - -#define DEFAULT_ICON "gpm-battery-missing" - -enum { - POWER_INDICATOR_ICON_POLICY_PRESENT, - POWER_INDICATOR_ICON_POLICY_CHARGE, - POWER_INDICATOR_ICON_POLICY_NEVER -}; - -struct _IndicatorPowerPrivate -{ - GtkMenu *menu; - - GtkLabel *label; - GtkImage *status_image; - gchar *accessible_desc; - - IndicatorPowerDbusListener * dbus_listener; - - GSList * devices; - IndicatorPowerDevice * device; - - GSettings *settings; -}; - - -/* LCOV_EXCL_START */ -INDICATOR_SET_VERSION -INDICATOR_SET_TYPE (INDICATOR_POWER_TYPE) -/* LCOV_EXCL_STOP */ - -/* Prototypes */ -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); -static const gchar* get_name_hint (IndicatorObject * io); - -static void update_visibility (IndicatorPower * self); -static gboolean should_be_visible (IndicatorPower * self); - -static void on_entry_added (IndicatorObject * io, IndicatorObjectEntry * entry, gpointer user_data); - -/* -static void gsd_appeared_callback (GDBusConnection *connection, const gchar *name, const gchar *name_owner, gpointer user_data); -*/ - -/* LCOV_EXCL_START */ -G_DEFINE_TYPE (IndicatorPower, indicator_power, INDICATOR_OBJECT_TYPE); -/* LCOV_EXCL_STOP */ - -static void -indicator_power_class_init (IndicatorPowerClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - IndicatorObjectClass *io_class = INDICATOR_OBJECT_CLASS (klass); - - g_type_class_add_private (klass, sizeof (IndicatorPowerPrivate)); - - 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; - io_class->get_name_hint = get_name_hint; -} - -static void -indicator_power_init (IndicatorPower *self) -{ - IndicatorPowerPrivate * priv; - - priv = G_TYPE_INSTANCE_GET_PRIVATE (self, INDICATOR_POWER_TYPE, IndicatorPowerPrivate); - - priv->menu = GTK_MENU(gtk_menu_new()); - - priv->accessible_desc = NULL; - - priv->dbus_listener = g_object_new (INDICATOR_POWER_DBUS_LISTENER_TYPE, NULL); - g_signal_connect_swapped (priv->dbus_listener, INDICATOR_POWER_DBUS_LISTENER_DEVICES_ENUMERATED, - G_CALLBACK(indicator_power_set_devices), self); - - priv->settings = g_settings_new ("com.canonical.indicator.power"); - g_signal_connect_swapped (priv->settings, "changed::" ICON_POLICY_KEY, - G_CALLBACK(update_visibility), self); - g_object_set (G_OBJECT(self), - INDICATOR_OBJECT_DEFAULT_VISIBILITY, FALSE, - NULL); - - g_signal_connect (INDICATOR_OBJECT(self), INDICATOR_OBJECT_SIGNAL_ENTRY_ADDED, - G_CALLBACK(on_entry_added), NULL); - - self->priv = priv; -} - -static void -dispose_devices (IndicatorPower * self) -{ - IndicatorPowerPrivate * priv = self->priv; - - g_clear_object (&priv->device); - g_slist_free_full (priv->devices, g_object_unref); - priv->devices = NULL; -} -static void -indicator_power_dispose (GObject *object) -{ - IndicatorPower *self = INDICATOR_POWER(object); - IndicatorPowerPrivate * priv = self->priv; - - dispose_devices (self); - - g_clear_object (&priv->label); - g_clear_object (&priv->status_image); - g_clear_object (&priv->dbus_listener); - g_clear_object (&priv->settings); - - G_OBJECT_CLASS (indicator_power_parent_class)->dispose (object); -} - -static void -indicator_power_finalize (GObject *object) -{ - IndicatorPower *self = INDICATOR_POWER(object); - IndicatorPowerPrivate * priv = self->priv; - - g_free (priv->accessible_desc); - - G_OBJECT_CLASS (indicator_power_parent_class)->finalize (object); -} - -/*** -**** -***/ - -static void -spawn_command_line_async (const char * command) -{ - GError * err = NULL; - if (!g_spawn_command_line_async (command, &err)) - g_warning ("Couldn't execute command \"%s\": %s", command, err->message); - g_clear_error (&err); -} - -static void -option_toggled_cb (GtkCheckMenuItem *item, IndicatorPower * self) -{ - gtk_widget_set_visible (GTK_WIDGET (self->priv->label), - gtk_check_menu_item_get_active(item)); -} - -/* ensure that the entry is using self's accessible description */ -static void -refresh_entry_accessible_desc (IndicatorPower * self, IndicatorObjectEntry * entry) -{ - const char * newval = self->priv->accessible_desc; - - if (entry->accessible_desc != newval) - { - g_debug ("%s: setting entry %p accessible description to '%s'", G_STRFUNC, entry, newval); - entry->accessible_desc = newval; - g_signal_emit (self, INDICATOR_OBJECT_SIGNAL_ACCESSIBLE_DESC_UPDATE_ID, 0, entry); - } -} - -static void -on_entry_added (IndicatorObject * io, - IndicatorObjectEntry * entry, - gpointer user_data G_GNUC_UNUSED) -{ - refresh_entry_accessible_desc (INDICATOR_POWER(io), entry); -} - -static void -set_accessible_desc (IndicatorPower *self, const gchar *desc) -{ - g_debug ("%s: setting accessible description to '%s'", G_STRFUNC, desc); - - if (desc && *desc) - { - /* update our copy of the string */ - char * oldval = self->priv->accessible_desc; - self->priv->accessible_desc = g_strdup (desc); - - /* ensure that the entries are using self's accessible description */ - GList * l; - GList * entries = indicator_object_get_entries(INDICATOR_OBJECT(self)); - for (l=entries; l!=NULL; l=l->next) - refresh_entry_accessible_desc (self, l->data); - - /* cleanup */ - g_list_free (entries); - g_free (oldval); - } -} - -static gboolean -menu_add_device (GtkMenu * menu, const IndicatorPowerDevice * device) -{ - gboolean added = FALSE; - const UpDeviceKind kind = indicator_power_device_get_kind (device); - - if (kind != UP_DEVICE_KIND_LINE_POWER) - { - GtkWidget *icon; - GtkWidget *item; - GtkWidget *details_label; - GtkWidget *grid; - GIcon *device_gicon; - gchar *short_details = NULL; - gchar *details = NULL; - gchar *accessible_name = NULL; - AtkObject *atk_object; - - /* Process the data */ - device_gicon = indicator_power_device_get_gicon (device); - icon = gtk_image_new_from_gicon (device_gicon, GTK_ICON_SIZE_SMALL_TOOLBAR); - g_clear_object (&device_gicon); - - indicator_power_device_get_time_details (device, &short_details, &details, &accessible_name); - - /* Create menu item */ - item = gtk_image_menu_item_new (); - atk_object = gtk_widget_get_accessible(item); - if (atk_object != NULL) - atk_object_set_name (atk_object, accessible_name); - - grid = gtk_grid_new (); - gtk_grid_set_column_spacing (GTK_GRID (grid), 6); - gtk_grid_attach (GTK_GRID (grid), icon, 0, 0, 1, 1); - details_label = gtk_label_new (details); - gtk_grid_attach_next_to (GTK_GRID (grid), details_label, icon, GTK_POS_RIGHT, 1, 1); - gtk_container_add (GTK_CONTAINER (item), grid); - gtk_widget_show (grid); - - gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); - added = TRUE; - - g_signal_connect_swapped (G_OBJECT (item), "activate", - G_CALLBACK (spawn_command_line_async), "gnome-power-statistics"); - - g_free (short_details); - g_free (details); - g_free (accessible_name); - } - - return added; -} - -static gsize -menu_add_devices (GtkMenu * menu, GSList * devices) -{ - GSList * l; - gsize n_added = 0; - - for (l=devices; l!=NULL; l=l->next) - if (menu_add_device (menu, l->data)) - ++n_added; - - return n_added; -} - -static gboolean -get_greeter_mode (void) -{ - const gchar *var; - var = g_getenv("INDICATOR_GREETER_MODE"); - return (g_strcmp0(var, "1") == 0); -} - -static void -build_menu (IndicatorPower *self) -{ - GtkWidget *item; - GtkWidget *image; - GList *children; - gsize n_devices = 0; - IndicatorPowerPrivate * priv = self->priv; - - /* remove the existing menuitems */ - children = gtk_container_get_children (GTK_CONTAINER (priv->menu)); - g_list_foreach (children, (GFunc) gtk_widget_destroy, NULL); - g_list_free (children); - - /* devices */ - n_devices = menu_add_devices (priv->menu, priv->devices); - - if (!get_greeter_mode ()) { - /* 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 in Menu Bar")); - g_signal_connect (item, "toggled", G_CALLBACK(option_toggled_cb), self); - g_settings_bind (priv->settings, "show-time", item, "active", G_SETTINGS_BIND_DEFAULT); - gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), item); - - /* preferences */ - item = gtk_image_menu_item_new_with_label (_("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_swapped (G_OBJECT (item), "activate", - G_CALLBACK (spawn_command_line_async), "gnome-control-center power"); - gtk_menu_shell_append (GTK_MENU_SHELL (priv->menu), item); - } - - /* show the menu */ - gtk_widget_show_all (GTK_WIDGET (priv->menu)); -} - -/* the higher the weight, the more interesting the device */ -static int -get_device_kind_weight (const IndicatorPowerDevice * device) -{ - UpDeviceKind kind; - static gboolean initialized = FALSE; - static int weights[UP_DEVICE_KIND_LAST]; - - kind = indicator_power_device_get_kind (device); - g_return_val_if_fail (0<=kind && kind<UP_DEVICE_KIND_LAST, 0); - - if (G_UNLIKELY(!initialized)) - { - int i; - - initialized = TRUE; - - for (i=0; i<UP_DEVICE_KIND_LAST; i++) - weights[i] = 1; - weights[UP_DEVICE_KIND_BATTERY] = 2; - weights[UP_DEVICE_KIND_LINE_POWER] = 0; - } - - return weights[kind]; -} - -/* sort devices from most interesting to least interesting on this criteria: - 1. discharging items from least time remaining until most time remaining - 2. discharging items with an unknown time remaining - 3. charging items from most time left to charge to least time left to charge - 4. charging items with an unknown time remaining - 5. batteries, then non-line power, then line-power */ -static gint -device_compare_func (gconstpointer ga, gconstpointer gb) -{ - int ret; - int state; - const IndicatorPowerDevice * a = INDICATOR_POWER_DEVICE(ga); - const IndicatorPowerDevice * b = INDICATOR_POWER_DEVICE(gb); - const int a_state = indicator_power_device_get_state (a); - const int b_state = indicator_power_device_get_state (b); - const gdouble a_percentage = indicator_power_device_get_percentage (a); - const gdouble b_percentage = indicator_power_device_get_percentage (b); - const time_t a_time = indicator_power_device_get_time (a); - const time_t b_time = indicator_power_device_get_time (b); - - ret = 0; - - state = UP_DEVICE_STATE_DISCHARGING; - if (!ret && ((a_state == state) || (b_state == state))) - { - if (a_state != state) /* b is discharging */ - { - ret = 1; - } - else if (b_state != state) /* a is discharging */ - { - ret = -1; - } - else /* both are discharging; least-time-left goes first */ - { - if (!a_time || !b_time) /* known time always trumps unknown time */ - ret = a_time ? -1 : 1; - else if (a_time != b_time) - ret = a_time < b_time ? -1 : 1; - else - ret = a_percentage < b_percentage ? -1 : 1; - } - } - - state = UP_DEVICE_STATE_CHARGING; - if (!ret && (((a_state == state) && a_time) || ((b_state == state) && b_time))) - { - if (a_state != state) /* b is charging */ - { - ret = 1; - } - else if (b_state != state) /* a is charging */ - { - ret = -1; - } - else /* both are discharging; most-time-to-charge goes first */ - { - if (!a_time || !b_time) /* known time always trumps unknown time */ - ret = a_time ? -1 : 1; - else if (a_time != b_time) - ret = a_time > b_time ? -1 : 1; - else - ret = a_percentage < b_percentage ? -1 : 1; - } - } - - if (!ret) /* neither device is charging nor discharging... */ - { - const int weight_a = get_device_kind_weight (a); - const int weight_b = get_device_kind_weight (b); - - if (weight_a > weight_b) - { - ret = -1; - } - else if (weight_a < weight_b) - { - ret = 1; - } - } - - if (!ret) - ret = a_state - b_state; - - return ret; -} - -IndicatorPowerDevice * -indicator_power_choose_primary_device (GSList * devices) -{ - IndicatorPowerDevice * primary = NULL; - - if (devices != NULL) - { - GSList * tmp; - - tmp = g_slist_copy (devices); - tmp = g_slist_sort (tmp, device_compare_func); - primary = g_object_ref (tmp->data); - - g_slist_free (tmp); - } - - return primary; -} - -static void -put_primary_device (IndicatorPower *self, IndicatorPowerDevice *device) -{ - IndicatorPowerPrivate * priv = self->priv; - - /* set icon */ - GIcon * device_gicon = indicator_power_device_get_gicon (device); - gtk_image_set_from_gicon (priv->status_image, device_gicon, GTK_ICON_SIZE_LARGE_TOOLBAR); - g_clear_object (&device_gicon); - gtk_widget_show (GTK_WIDGET (priv->status_image)); - - /* get the description */ - gchar * short_details; - gchar * details; - gchar * accessible_name; - indicator_power_device_get_time_details (device, &short_details, &details, &accessible_name); - gtk_label_set_label (GTK_LABEL (priv->label), short_details); - set_accessible_desc (self, accessible_name); - g_free (accessible_name); - g_free (details); - g_free (short_details); -} - -void -indicator_power_set_devices (IndicatorPower * self, GSList * devices) -{ - /* LCOV_EXCL_START */ - g_return_if_fail (IS_INDICATOR_POWER(self)); - /* LCOV_EXCL_STOP */ - - IndicatorPowerPrivate * priv = self->priv; - - /* update our devices & primary device */ - g_slist_foreach (devices, (GFunc)g_object_ref, NULL); - dispose_devices (self); - priv->devices = g_slist_copy (devices); - priv->device = indicator_power_choose_primary_device (devices); - - /* and our menus/visibility from the new device list */ - if (priv->device != NULL) - put_primary_device (self, priv->device); - else - g_message ("Couldn't find primary device"); - build_menu (self); - update_visibility (self); -} - -static void -update_visibility (IndicatorPower * self) -{ - indicator_object_set_visible (INDICATOR_OBJECT (self), - should_be_visible (self)); -} - - -/* 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 ("")); - g_object_ref_sink (priv->label); - gtk_widget_set_visible (GTK_WIDGET (priv->label), FALSE); - } - - return priv->label; -} - -static GtkImage * -get_image (IndicatorObject *io) -{ - GIcon *gicon; - IndicatorPower *self = INDICATOR_POWER (io); - IndicatorPowerPrivate * priv = self->priv; - - 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)); - g_object_ref_sink (priv->status_image); - g_object_unref (gicon); - } - - return priv->status_image; -} - -static GtkMenu * -get_menu (IndicatorObject *io) -{ - IndicatorPower *self = INDICATOR_POWER (io); - - build_menu (self); - - return GTK_MENU (self->priv->menu); -} - -static const gchar * -get_accessible_desc (IndicatorObject *io) -{ - IndicatorPower *self = INDICATOR_POWER (io); - - return self->priv->accessible_desc; -} - -static const gchar * -get_name_hint (IndicatorObject *io) -{ - return PACKAGE_NAME; -} - -/*** -**** -***/ - -static void -count_batteries (GSList * devices, int *total, int *inuse) -{ - GSList * l; - - for (l=devices; l!=NULL; l=l->next) - { - const IndicatorPowerDevice * device = INDICATOR_POWER_DEVICE(l->data); - - if (indicator_power_device_get_kind(device) == UP_DEVICE_KIND_BATTERY || - indicator_power_device_get_kind(device) == UP_DEVICE_KIND_UPS) - { - ++*total; - - const UpDeviceState state = indicator_power_device_get_state (device); - if ((state == UP_DEVICE_STATE_CHARGING) || (state == UP_DEVICE_STATE_DISCHARGING)) - ++*inuse; - } - } - - g_debug("count_batteries found %d batteries (%d are charging/discharging)", *total, *inuse); -} - -static gboolean -should_be_visible (IndicatorPower * self) -{ - gboolean visible = TRUE; - IndicatorPowerPrivate * priv = self->priv; - - const int icon_policy = g_settings_get_enum (priv->settings, ICON_POLICY_KEY); - - g_debug ("icon_policy is: %d (present==0, charge==1, never==2)", icon_policy); - - if (icon_policy == POWER_INDICATOR_ICON_POLICY_NEVER) - { - visible = FALSE; - } - else - { - int batteries=0, inuse=0; - count_batteries (priv->devices, &batteries, &inuse); - - if (icon_policy == POWER_INDICATOR_ICON_POLICY_PRESENT) - { - visible = batteries > 0; - } - else if (icon_policy == POWER_INDICATOR_ICON_POLICY_CHARGE) - { - visible = inuse > 0; - } - } - - g_debug ("should_be_visible: %s", visible?"yes":"no"); - return visible; -} |