Don't setToolbar in minidrawer mode

src/main/scala/com/github/shadowsocks/MainActivity.scala

@@ -70,7 +70,7 @@ class MainActivity extends Activity with ServiceBoundContext with Drawer.OnDrawe
   private val handler = new Handler()
   private var fab: FloatingActionButton = _
   private var fabProgressCircle: FABProgressCircle = _
-  private var crossfader: Crossfader[CrossFadeSlidingPaneLayout] = _
+  var crossfader: Crossfader[CrossFadeSlidingPaneLayout] = _
   var drawer: Drawer = _
 
   private var testCount: Int = _

src/main/scala/com/github/shadowsocks/ToolbarFragment.scala

@@ -32,9 +32,7 @@ class ToolbarFragment extends Fragment {
     super.onViewCreated(view, savedInstanceState)
     toolbar = view.findViewById(R.id.toolbar).asInstanceOf[Toolbar]
     val activity = getActivity.asInstanceOf[MainActivity]
-    try activity.drawer.setToolbar(activity, toolbar, true) catch {
-      case _: Exception => // ignore for now
-    }
+    if (activity.crossfader == null) activity.drawer.setToolbar(activity, toolbar, true)
   }
 
   def onTrafficUpdated(txRate: Long, rxRate: Long, txTotal: Long, rxTotal: Long): Unit = ()