Update UI: a concept for launching icon

V2rayNG/app/src/main/res/layout/activity_main.xml

@@ -91,7 +91,7 @@
                         android:clickable="true"
                         android:focusable="true"
                         android:nextFocusLeft="@+id/layout_test"
-                        android:src="@drawable/ic_stat_name_grey"
+                        android:src="@drawable/ic_stat_name"
                         app:layout_anchorGravity="bottom|right|end" />
 
                 </com.github.jorgecastilloprz.FABProgressCircle>

V2rayNG/app/src/main/res/layout/widget_switch.xml

@@ -8,8 +8,9 @@
         android:orientation="vertical">
 
     <ImageView
+            android:id="@+id/image_switch"
             android:layout_width="40dp"
             android:layout_height="40dp"
             android:padding="10dp"
-            android:src="@drawable/ic_stat_name_grey" />
+            android:src="@drawable/ic_stat_name" />
 </LinearLayout>