1 files changed, 21 insertions, 0 deletions
diff --git a/lib/bluetooth/device.vala b/lib/bluetooth/device.vala
index 3f00cd9..b38a5ce 100644
--- a/lib/bluetooth/device.vala
+++ b/lib/bluetooth/device.vala
@@ -3,6 +3,7 @@
  */
 public class AstalBluetooth.Device : Object {
     private IDevice proxy;
+    private Battery battery;
 
     internal ObjectPath object_path { owned get; private set; }
 
@@ -20,6 +21,15 @@ public class AstalBluetooth.Device : Object {
         });
     }
 
+    internal void set_battery(Battery battery) {
+        this.battery = battery;
+
+        notify_property("battery_percentage");
+        battery.notify["percentage"].connect((obj, pspec) => {
+            notify_property("battery_percentage");
+        });
+    }
+
     /**
      * List of 128-bit UUIDs that represents the available remote services.
      */
@@ -104,6 +114,16 @@ public class AstalBluetooth.Device : Object {
     }
 
     /**
+     * The percentage of battery left on the device if it has one, else -1.
+     */
+    public double battery_percentage { 
+        get { 
+            if (battery != null) return battery.percentage * 0.01;
+            else return -1;
+        } 
+    }
+
+    /**
      * The name alias for the remote device.
      *
      * In case no alias is set, it will return the remote device [[email protected]:name].
@@ -137,6 +157,7 @@ public class AstalBluetooth.Device : Object {
         yield proxy.disconnect();
     }
 
+
     /**
      * This method connects a specific profile of this device.
      * The UUID provided is the remote service UUID for the profile.