Re-add color

src/android/ForegroundService.java

@@ -29,11 +29,15 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
 import android.os.Binder;
+import android.os.Build;
 import android.os.IBinder;
 import android.os.PowerManager;
 
 import org.json.JSONObject;
 
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
 /**
  * Puts the service in a foreground state, where the system considers it to be
  * something the user is actively aware of and thus not a candidate for killing
@@ -158,6 +162,8 @@ public class ForegroundService extends Service {
                 .setOngoing(true)
                 .setSmallIcon(getIconResId());
 
+        setColor(notification, settings);
+
         if (intent != null && settings.optBoolean("resume")) {
             PendingIntent contentIntent = PendingIntent.getActivity(
                     context, NOTIFICATION_ID, intent,
@@ -211,4 +217,36 @@ public class ForegroundService extends Service {
 
         return resId;
     }
+
+    /**
+     * Set notification color if its supported by the SDK.
+     *
+     * @param notification
+     *      A Notification.Builder instance
+     * @param settings
+     *      A JSON dict containing the color definition (red: FF0000)
+     */
+    private void setColor(Notification.Builder notification,
+                          JSONObject settings) {
+
+        String hex = settings.optString("color", null);
+
+        if (Build.VERSION.SDK_INT < 21 || hex == null)
+            return;
+
+        int aRGB = Integer.parseInt(hex, 16) + 0xFF000000;
+
+        try {
+            Method setColorMethod = notification.getClass().getMethod(
+                    "setColor", int.class);
+
+            setColorMethod.invoke(notification, aRGB);
+        } catch (NoSuchMethodException e) {
+            e.printStackTrace();
+        } catch (InvocationTargetException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
 }

www/background-mode.js

@@ -58,6 +58,7 @@ exports._defaults = {
     ticker: 'Running in background',
     resume: true,
     silent: false,
+    color:  undefined,
     icon:   'icon'
 };