Improved quick settings tiles

app/src/main/AndroidManifest.xml

@@ -113,7 +113,7 @@
 
         <service
             android:name=".ServiceTileSynchronize"
-            android:icon="@drawable/baseline_compare_arrows_24"
+            android:icon="@drawable/baseline_sync_disabled_24"
             android:label="@string/tile_synchronize"
             android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
             <intent-filter>
@@ -123,7 +123,7 @@
 
         <service
             android:name=".ServiceTileUnseen"
-            android:icon="@drawable/baseline_mail_24"
+            android:icon="@drawable/baseline_mail_outline_24"
             android:label="@string/tile_unseen"
             android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
             <intent-filter>

app/src/main/java/eu/faircode/email/ServiceTileSynchronize.java

@@ -21,6 +21,7 @@ package eu.faircode.email;
 
 import android.annotation.TargetApi;
 import android.content.SharedPreferences;
+import android.graphics.drawable.Icon;
 import android.os.Build;
 import android.preference.PreferenceManager;
 import android.service.quicksettings.Tile;
@@ -50,6 +51,8 @@ public class ServiceTileSynchronize extends TileService implements SharedPrefere
         Tile tile = getQsTile();
         if (tile != null) {
             tile.setState(enabled ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE);
+            tile.setIcon(Icon.createWithResource(this,
+                    enabled ? R.drawable.baseline_sync_24 : R.drawable.baseline_sync_disabled_24));
             tile.updateTile();
         }
     }

app/src/main/java/eu/faircode/email/ServiceTileUnseen.java

@@ -21,6 +21,7 @@ package eu.faircode.email;
 
 import android.annotation.TargetApi;
 import android.content.Intent;
+import android.graphics.drawable.Icon;
 import android.os.Build;
 import android.os.IBinder;
 import android.service.quicksettings.Tile;
@@ -72,6 +73,8 @@ public class ServiceTileUnseen extends TileService {
                 Tile tile = getQsTile();
                 if (tile != null) {
                     tile.setState(messages.size() > 0 ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE);
+                    tile.setIcon(Icon.createWithResource(ServiceTileUnseen.this,
+                            messages.size() > 0 ? R.drawable.baseline_mail_24 : R.drawable.baseline_mail_outline_24));
                     tile.setLabel(getResources().getQuantityString(
                             R.plurals.title_tile_unseen, messages.size(), messages.size()));
                     tile.updateTile();