Use different notification icons for different features

and use the primary color for the notification.

briar-android/src/main/java/org/briarproject/briar/android/AndroidNotificationManagerImpl.java

@@ -12,6 +12,7 @@ import android.os.Build;
 import android.support.annotation.UiThread;
 import android.support.v4.app.NotificationCompat;
 import android.support.v4.app.TaskStackBuilder;
+import android.support.v4.content.ContextCompat;
 
 import org.briarproject.bramble.api.contact.ContactId;
 import org.briarproject.bramble.api.db.DatabaseExecutor;
@@ -327,7 +328,8 @@ class AndroidNotificationManagerImpl implements AndroidNotificationManager,
 		} else if (settings.getBoolean("notifyPrivateMessages", true)) {
 			NotificationCompat.Builder b =
 					new NotificationCompat.Builder(appContext);
-			b.setSmallIcon(R.drawable.message_notification_icon);
+			b.setSmallIcon(R.drawable.notification_private_message);
+			b.setColor(ContextCompat.getColor(appContext, R.color.briar_primary));
 			b.setContentTitle(appContext.getText(R.string.app_name));
 			b.setContentText(appContext.getResources().getQuantityString(
 					R.plurals.private_message_notification_text, contactTotal,
@@ -435,7 +437,8 @@ class AndroidNotificationManagerImpl implements AndroidNotificationManager,
 		} else if (settings.getBoolean(PREF_NOTIFY_GROUP, true)) {
 			NotificationCompat.Builder b =
 					new NotificationCompat.Builder(appContext);
-			b.setSmallIcon(R.drawable.message_notification_icon);
+			b.setSmallIcon(R.drawable.notification_private_group);
+			b.setColor(ContextCompat.getColor(appContext, R.color.briar_primary));
 			b.setContentTitle(appContext.getText(R.string.app_name));
 			b.setContentText(appContext.getResources().getQuantityString(
 					R.plurals.group_message_notification_text, groupTotal,
@@ -530,7 +533,8 @@ class AndroidNotificationManagerImpl implements AndroidNotificationManager,
 		} else if (settings.getBoolean("notifyForumPosts", true)) {
 			NotificationCompat.Builder b =
 					new NotificationCompat.Builder(appContext);
-			b.setSmallIcon(R.drawable.message_notification_icon);
+			b.setSmallIcon(R.drawable.notification_forum);
+			b.setColor(ContextCompat.getColor(appContext, R.color.briar_primary));
 			b.setContentTitle(appContext.getText(R.string.app_name));
 			b.setContentText(appContext.getResources().getQuantityString(
 					R.plurals.forum_post_notification_text, forumTotal,
@@ -625,7 +629,8 @@ class AndroidNotificationManagerImpl implements AndroidNotificationManager,
 		} else if (settings.getBoolean(PREF_NOTIFY_BLOG, true)) {
 			NotificationCompat.Builder b =
 					new NotificationCompat.Builder(appContext);
-			b.setSmallIcon(R.drawable.message_notification_icon);
+			b.setSmallIcon(R.drawable.notification_blog);
+			b.setColor(ContextCompat.getColor(appContext, R.color.briar_primary));
 			b.setContentTitle(appContext.getText(R.string.app_name));
 			b.setContentText(appContext.getResources().getQuantityString(
 					R.plurals.blog_post_notification_text, blogTotal,
@@ -685,7 +690,8 @@ class AndroidNotificationManagerImpl implements AndroidNotificationManager,
 	private void updateIntroductionNotification() {
 		NotificationCompat.Builder b =
 				new NotificationCompat.Builder(appContext);
-		b.setSmallIcon(R.drawable.introduction_notification);
+		b.setSmallIcon(R.drawable.notification_introduction);
+		b.setColor(ContextCompat.getColor(appContext, R.color.briar_primary));
 		b.setContentTitle(appContext.getText(R.string.app_name));
 		b.setContentText(appContext.getResources().getQuantityString(
 				R.plurals.introduction_notification_text, introductionTotal,

briar-android/src/main/java/org/briarproject/briar/android/BriarService.java

@@ -10,6 +10,7 @@ import android.os.Binder;
 import android.os.Build;
 import android.os.IBinder;
 import android.support.v4.app.NotificationCompat;
+import android.support.v4.content.ContextCompat;
 
 import org.briarproject.bramble.api.db.DatabaseConfig;
 import org.briarproject.bramble.api.lifecycle.LifecycleManager;
@@ -75,7 +76,8 @@ public class BriarService extends Service {
 		}
 		// Show an ongoing notification that the service is running
 		NotificationCompat.Builder b = new NotificationCompat.Builder(this);
-		b.setSmallIcon(R.drawable.ongoing_notification_icon);
+		b.setSmallIcon(R.drawable.notification_ongoing);
+		b.setColor(ContextCompat.getColor(this, R.color.briar_primary));
 		b.setContentTitle(getText(R.string.ongoing_notification_title));
 		b.setContentText(getText(R.string.ongoing_notification_text));
 		b.setWhen(0); // Don't show the time

briar-android/src/main/res/drawable/introduction_notification.xml

-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="24dp"
-        android:height="24dp"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0">
-    <path
-        android:fillColor="#FFFFFFFF"
-        android:pathData="M21,8V7l-3,2 -3,-2v1l3,2 3,-2zm1,-5H2C0.9,3 0,3.9 0,5v14c0,1.1 0.9,2 2,2h20c1.1,0 1.99,-0.9 1.99,-2L24,5c0,-1.1 -0.9,-2 -2,-2zM8,6c1.66,0 3,1.34 3,3s-1.34,3 -3,3 -3,-1.34 -3,-3 1.34,-3 3,-3zm6,12H2v-1c0,-2 4,-3.1 6,-3.1s6,1.1 6,3.1v1zm8,-6h-8V6h8v6z"/>
-</vector>

briar-android/src/main/res/drawable/notification_blog.xml

+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FFFFFFFF"
+		android:pathData="M13,12h7v1.5h-7zM13,9.5h7L20,11h-7zM13,14.5h7L20,16h-7zM21,4L3,4c-1.1,0 -2,0.9 -2,2v13c0,1.1 0.9,2 2,2h18c1.1,0 2,-0.9 2,-2L23,6c0,-1.1 -0.9,-2 -2,-2zM21,19h-9L12,6h9v13z"/>
+</vector>

briar-android/src/main/res/drawable/notification_forum.xml

+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FFFFFFFF"
+		android:pathData="M21,6h-2v9L6,15v2c0,0.55 0.45,1 1,1h11l4,4L22,7c0,-0.55 -0.45,-1 -1,-1zM17,12L17,3c0,-0.55 -0.45,-1 -1,-1L3,2c-0.55,0 -1,0.45 -1,1v14l4,-4h10c0.55,0 1,-0.45 1,-1z"/>
+</vector>

briar-android/src/main/res/drawable/notification_introduction.xml

+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FFFFFFFF"
+		android:pathData="M20,0L4,0v2h16L20,0zM4,24h16v-2L4,22v2zM20,4L4,4c-1.1,0 -2,0.9 -2,2v12c0,1.1 0.9,2 2,2h16c1.1,0 2,-0.9 2,-2L22,6c0,-1.1 -0.9,-2 -2,-2zM12,6.75c1.24,0 2.25,1.01 2.25,2.25s-1.01,2.25 -2.25,2.25S9.75,10.24 9.75,9 10.76,6.75 12,6.75zM17,17L7,17v-1.5c0,-1.67 3.33,-2.5 5,-2.5s5,0.83 5,2.5L17,17z"/>
+</vector>

briar-android/src/main/res/drawable/notification_private_group.xml

+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FFFFFFFF"
+		android:pathData="M16,11c1.66,0 2.99,-1.34 2.99,-3S17.66,5 16,5c-1.66,0 -3,1.34 -3,3s1.34,3 3,3zM8,11c1.66,0 2.99,-1.34 2.99,-3S9.66,5 8,5C6.34,5 5,6.34 5,8s1.34,3 3,3zM8,13c-2.33,0 -7,1.17 -7,3.5L1,19h14v-2.5c0,-2.33 -4.67,-3.5 -7,-3.5zM16,13c-0.29,0 -0.62,0.02 -0.97,0.05 1.16,0.84 1.97,1.97 1.97,3.45L17,19h6v-2.5c0,-2.33 -4.67,-3.5 -7,-3.5z"/>
+</vector>

briar-android/src/main/res/drawable/message_notification_icon.xml → briar-android/src/main/res/drawable/notification_private_message.xml

+<?xml version="1.0" encoding="utf-8"?>
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="24dp"
         android:height="24dp"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0">
-    <path
-        android:fillColor="#FFFFFFFF"
-        android:pathData="M20,4L4,4c-1.1,0 -1.99,0.9 -1.99,2L2,18c0,1.1 0.9,2 2,2h16c1.1,0 2,-0.9 2,-2L22,6c0,-1.1 -0.9,-2 -2,-2zM20,8l-8,5 -8,-5L4,6l8,5 8,-5v2z"/>
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+	<path
+		android:fillColor="#FFFFFFFF"
+		android:pathData="M20,4L4,4c-1.1,0 -1.99,0.9 -1.99,2L2,18c0,1.1 0.9,2 2,2h16c1.1,0 2,-0.9 2,-2L22,6c0,-1.1 -0.9,-2 -2,-2zM20,8l-8,5 -8,-5L4,6l8,5 8,-5v2z"/>
 </vector>