Change left tool bar bg

reader/src/main/res/drawable-xhdpi/bg_reader_tool_bar_left.xml

@@ -35,7 +35,7 @@
                 android:right="2dp"
                 android:bottom="2dp"
                 />
-            <solid android:color="#dff5f5f5" />
+            <solid android:color="@color/reader_left_toolbar_bg" />
             <corners
                 android:topRightRadius="4dp"
                 android:bottomRightRadius="4dp"

reader/src/main/res/drawable/bg_reader_tool_bar_left_expand.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <solid android:color="@color/reader_left_toolbar_bg" />
+        </shape>
+    </item>
+    <item android:right="-1dp" >
+        <shape>
+            <solid android:color="@android:color/transparent" />
+            <stroke
+                android:width="2dp"
+                android:color="#0E000000" />
+        </shape>
+    </item>
+</layer-list>

reader/src/main/res/layout/activity_reader.xml

@@ -58,7 +58,7 @@
                 app:layout_constraintLeft_toLeftOf="parent"
                 app:layout_constraintTop_toTopOf="parent"
                 app:layout_constraintBottom_toBottomOf="parent"
-                android:background="@drawable/bg_reader_tool_bar_left"
+                android:background="@drawable/bg_reader_tool_bar_left_expand"
                 android:orientation="vertical"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content" />

reader/src/main/res/values/colors.xml

@@ -7,6 +7,7 @@
 
     <color name="reader_toolbar_bg">#D0FFFFFF</color>
     <color name="reader_bottom_toolbar_bg">#FFFFFF</color>
+    <color name="reader_left_toolbar_bg">#FFFFFF</color>
     <color name="reader_media_box_bg">#FFFFFF</color>
     <color name="reader_toolbar_title_color">#E2000000</color>
     <color name="reader_bottom_toolbar_bottom_color_normal">#FFFFFF</color>