wangzhuan_android/res/values/style.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="openTheme" parent="android:Theme.NoTitleBar.Fullscreen">
        <item name="android:windowBackground">@drawable/loading_bg</item>
    </style>

    <style name="wxTheme" parent="Theme.AppCompat.Light.NoActionBar">
        <item name="android:windowFullscreen">true</item>
        <item name="android:windowIsTranslucent">false</item>
        <item name="android:windowDisablePreview">true</item>
    </style>
</resources>