text: <?xml version="1.0" encoding="utf-8"?>
  <selector xmlns:android="http://schemas.android.com/apk/res/android">
      <item
          android:state_pressed="true"
          android:drawable="@drawable/common_signin_btn_icon_pressed_light" />
      <item
          android:state_enabled="false"
          android:state_focused="true"
          android:drawable="@drawable/common_signin_btn_icon_disabled_focus_light" />
      <item
          android:state_focused="true"
          android:drawable="@drawable/common_signin_btn_icon_focus_light" />
      <item
          android:state_enabled="false"
          android:drawable="@drawable/common_signin_btn_icon_disabled_light" />
      <item
          android:drawable="@drawable/common_signin_btn_icon_normal_light" />
  </selector>
  