背景选择器

Radio的selector:

<span style="font-size:14px;"><?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/radio_ture" android:state_checked="true"/>
    <item android:drawable="@drawable/radio_false" android:state_checked="false"/>

</selector></span>

CheckBox的selector:

<span style="font-size:14px;font-weight: normal;"><?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/checked_sport" android:state_checked="true"/>
    <item android:drawable="@drawable/uncheck_sport" android:state_checked="false"/>

</selector></span>

Tab的selector:

<span style="font-size:14px;"><?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:drawable="@drawable/tab_true_btn" android:state_selected="true"/>
    <item android:drawable="@drawable/tab_false_btn" android:state_selected="false"/>

</selector></span>