QSPackKit/sdk/jm_haixin/res/drawable/tt_shadow_btn_back_withoutnight.xml

<?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/tt_shadow_lefterback_titlebar_press_withoutnight" />
    <item android:state_enabled="false" android:drawable="@drawable/tt_shadow_lefterback_titlebar_press_withoutnight" />
    <item android:drawable="@drawable/tt_shadow_lefterback_titlebar_withoutnight" />
</selector>