路口选择情况下，不断的重复路口采集的话给出提示是否覆盖以前

endian11

2020-09-21 8eef2d05a5e785ec0728e9ccbf8f9c4f672409cb

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<?xml version="1.0" encoding="utf-8"?>
<level-list xmlns:android="http://schemas.android.com/apk/res/android" >
    <item
        android:drawable="@drawable/signenter"
        android:maxLevel="1"
        android:minLevel="1"/>
    <item
        android:drawable="@drawable/signexit"
        android:maxLevel="0"
        android:minLevel="0"/>
</level-list>