修复ActionMode与AppBar重复出现

Author: ztc1997

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

@@ -9,7 +9,6 @@
     <color name="editor_backgroud">#ffffffff</color>
     <color name="current_row_backgroud">#ffccddff</color>
     <color name="syntax_error">#ffdd4b39</color>
-    <color name="background_material_dark">#ececec</color>
     <color name="night_color">#000000</color>
     <color name="light_color">#ffffff</color>
     <color name="light_color2">#ff87cefa</color>

app/src/main/res/values/styles.xml

@@ -6,7 +6,9 @@
         <item name="colorPrimary">@color/colorPrimary</item>
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
         <item name="colorAccent">@color/white</item>
-        <item name="android:colorBackground">@color/background_material_dark</item>
+        <item name="android:colorBackground">@color/background_material_light</item>
+        <item name="windowActionModeOverlay">true</item>
+        <item name="actionModeBackground">@color/background_material_dark</item>
     </style>
 
     <style name="AppTheme.NoActionBar">