<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <!--设置ProgressBar背景色-->
    <item android:id="@android:id/background">
        <shape>
            <!--设置ProgressBar进度条圆角半径-->
            <corners android:radius="3dp" />
            <solid android:color="#909FFBF6" />
        </shape>
    </item>

    <!--设置ProgressBar进度条颜色-->
    <item android:id="@android:id/progress" >
        <scale android:scaleWidth="100%" android:scaleHeight="6dp">
            <shape >
                <corners android:radius="3dp" />
                <gradient
                    android:endColor="#10A5FB"
                    android:startColor="#78E2FD" />
            </shape>
        </scale>

    </item>
</layer-list>