Android studio 顶部状态栏 的样式

value下的colors.xml设置颜色

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">#0071BC</color>
    <color name="colorPrimaryDark">#29ABE2</color>
    <color name="colorAccent">#0071BC</color>
</resources>

value下的strings.xml设置标题

<resources>
    <string name="app_name">条码</string>
</resources>

value下的styles.xml设置是否显示标题栏

<resources>

    <!-- Base application theme. -->
    //设置是否显示标题栏
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

    <style name="MyCheckBox" parent="AppTheme">
        <item name="colorControlNormal">#CCCCCC</item>
        <item name="colorControlActivated">#0099CC</item>
    </style>

</resources>

颜色代码 https://blog.csdn.net/weixin\_37160260/article/details/80447797
rgb转16进制 https://www.sioe.cn/yingyong/yanse-rgb-16/

可用Windows自带画图吸管获得想要的颜色rgb，在上方网站得到需要的颜色代码