[tracker/libtracker-miner: 2/3] Fix compilation with Devicekit-power.

[Carlos Garnacho <carlosg src gnome org>]

commit 8d483259ba4fe0c81cdd95dde47d45bd21882664
Author: Carlos Garnacho <carlos lanedo com>
Date:   Fri Sep 4 16:10:34 2009 +0200

    Fix compilation with Devicekit-power.
    
    That function should probably be removed altogether, but at least it now
    compiles.

 src/libtracker-common/tracker-power-devicekit.c |   33 ++++++++++++++++++++++-
 1 files changed, 32 insertions(+), 1 deletions(-)
---
diff --git a/src/libtracker-common/tracker-power-devicekit.c b/src/libtracker-common/tracker-power-devicekit.c
index 36c783f..058ea33 100644
--- a/src/libtracker-common/tracker-power-devicekit.c
+++ b/src/libtracker-common/tracker-power-devicekit.c
@@ -46,7 +46,8 @@ static void	tracker_power_client_changed_cb (DkpClient	 *client,
 enum {
 	PROP_0,
 	PROP_ON_BATTERY,
-	PROP_ON_LOW_BATTERY
+	PROP_ON_LOW_BATTERY,
+	PROP_BATTERY_PERCENTAGE
 };
 
 G_DEFINE_TYPE (TrackerPower, tracker_power, G_TYPE_OBJECT);
@@ -76,6 +77,15 @@ tracker_power_class_init (TrackerPowerClass *klass)
 							      "Whether the battery is low",
 							      FALSE,
 							      G_PARAM_READABLE));
+	g_object_class_install_property (object_class,
+					 PROP_BATTERY_PERCENTAGE,
+					 g_param_spec_double ("battery-percentage",
+							      "Battery percentage",
+							      "Current battery percentage left",
+							      0.0,
+							      1.0,
+							      0.0,
+							      G_PARAM_READABLE));
 
 	g_type_class_add_private (object_class, sizeof (TrackerPowerPriv));
 }
@@ -214,4 +224,25 @@ tracker_power_get_on_low_battery (TrackerPower *power)
 	return priv->on_low_battery;
 }
 
+/**
+ * tracker_power_get_battery_percentage:
+ * @power: A #TrackerPower
+ *
+ * Returns the percentage of battery power available.
+ *
+ * Returns: #gdouble representing the percentage between 0.0 and 1.0.
+ **/
+gdouble
+tracker_power_get_battery_percentage (TrackerPower *power)
+{
+	TrackerPowerPriv *priv;
+
+	g_return_val_if_fail (TRACKER_IS_POWER (power), TRUE);
+
+	priv = GET_PRIV (power);
+
+	/* FIXME: Implement */
+	return 0.5;
+}
+
 #endif /* HAVE_DEVKIT_POWER */