[gnome-control-center] power: Use the new display device

[Bastien Nocera <hadess src gnome org>]

commit 93997f5ee82107e710d1d22b55d6d1137ab97127
Author: Bastien Nocera <hadess hadess net>
Date:   Mon Oct 21 22:53:43 2013 +0200

    power: Use the new display device
    
    From UPower 0.99. Removes all the code creating the composite device.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=710393

 panels/power/cc-power-panel.c |   86 ++++++----------------------------------
 1 files changed, 13 insertions(+), 73 deletions(-)
---
diff --git a/panels/power/cc-power-panel.c b/panels/power/cc-power-panel.c
index 223fd86..8083888 100644
--- a/panels/power/cc-power-panel.c
+++ b/panels/power/cc-power-panel.c
@@ -633,22 +633,9 @@ up_client_changed (UpClient     *client,
   GList *children, *l;
   gint i;
   UpDeviceKind kind;
-  UpDeviceState state;
   guint n_batteries;
   gboolean on_ups;
   UpDevice *composite;
-  gdouble percentage = 0.0;
-  gdouble energy = 0.0;
-  gdouble energy_full = 0.0;
-  gdouble energy_rate = 0.0;
-  gdouble energy_total = 0.0;
-  gdouble energy_full_total = 0.0;
-  gdouble energy_rate_total = 0.0;
-  gint64 time_to_empty = 0;
-  gint64 time_to_full = 0;
-  gboolean is_charging = FALSE;
-  gboolean is_discharging = FALSE;
-  gboolean is_fully_charged = TRUE;
   gchar *s;
 
   children = gtk_container_get_children (GTK_CONTAINER (priv->battery_list));
@@ -713,38 +700,21 @@ up_client_changed (UpClient     *client,
 
   on_ups = FALSE;
   n_batteries = 0;
-  composite = up_device_new ();
-  g_object_set (composite,
-                "kind", UP_DEVICE_KIND_BATTERY,
-                "is-rechargeable", TRUE,
-                "native-path", "dummy:composite_battery",
-                "power-supply", TRUE,
-                "is-present", TRUE,
-                NULL);
-  for (i = 0; priv->devices != NULL && i < priv->devices->len; i++)
+  composite = up_client_get_display_device (priv->up_client);
+  g_object_get (composite, "kind", &kind, NULL);
+  if (kind == UP_DEVICE_KIND_UPS)
     {
-      UpDevice *device = (UpDevice*) g_ptr_array_index (priv->devices, i);
-      g_object_get (device,
-                    "kind", &kind,
-                    "state", &state,
-                    "energy", &energy,
-                    "energy-full", &energy_full,
-                    "energy-rate", &energy_rate,
-                    NULL);
-      if (kind == UP_DEVICE_KIND_UPS && state == UP_DEVICE_STATE_DISCHARGING)
-        on_ups = TRUE;
-      if (kind == UP_DEVICE_KIND_BATTERY)
+      on_ups = TRUE;
+    }
+  else
+    {
+      /* Count the batteries */
+      for (i = 0; priv->devices != NULL && i < priv->devices->len; i++)
         {
-          if (state == UP_DEVICE_STATE_CHARGING)
-            is_charging = TRUE;
-          if (state == UP_DEVICE_STATE_DISCHARGING)
-            is_discharging = TRUE;
-          if (state != UP_DEVICE_STATE_FULLY_CHARGED)
-            is_fully_charged = FALSE;
-          energy_total += energy;
-          energy_full_total += energy_full;
-          energy_rate_total += energy_rate;
-          n_batteries++;
+          UpDevice *device = (UpDevice*) g_ptr_array_index (priv->devices, i);
+          g_object_get (device, "kind", &kind, NULL);
+          if (kind == UP_DEVICE_KIND_BATTERY)
+            n_batteries++;
         }
     }
 
@@ -755,36 +725,6 @@ up_client_changed (UpClient     *client,
   gtk_label_set_label (GTK_LABEL (priv->battery_heading), s);
   g_free (s);
 
-  if (energy_full_total > 0.0)
-    percentage = 100.0 * energy_total / energy_full_total;
-
-  if (is_charging)
-    state = UP_DEVICE_STATE_CHARGING;
-  else if (is_discharging)
-    state = UP_DEVICE_STATE_DISCHARGING;
-  else if (is_fully_charged)
-    state = UP_DEVICE_STATE_FULLY_CHARGED;
-  else
-    state = UP_DEVICE_STATE_UNKNOWN;
-
-  if (energy_rate_total > 0)
-    {
-      if (state == UP_DEVICE_STATE_DISCHARGING)
-        time_to_empty = 3600 * (energy_total / energy_rate_total);
-      else if (state == UP_DEVICE_STATE_CHARGING)
-        time_to_full = 3600 * ((energy_full_total - energy_total) / energy_rate_total);
-    }
-
-  g_object_set (composite,
-                "energy", energy_total,
-                "energy-full", energy_full_total,
-                "energy-rate", energy_rate_total,
-                "time-to-empty", time_to_empty,
-                "time-to-full", time_to_full,
-                "percentage", percentage,
-                "state", state,
-                NULL);
-
   if (!on_ups && n_batteries > 1)
     set_primary (self, composite);