android 选中某栏时字体颜色改变，未选中则不变

目标：

res-新建color文件夹

appcontent_time_color_selector.xml

<?xml version="1.0" encoding="utf-8"?>
<selector
  xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_selected="true" android:color="#f4d344" />
    <item android:color="#ffffff" />
</selector>

mainActivity中使用：

((TextView)v).setTextColor(getResources().getColorStateList(R.color.appcontent_time_color_selector));