设置控件的选择状态

Question

List<TextView> list=new ArrayList<TextView>();
for(TextView tv:list){
tv.setBackgroud();
}
list.get(position).setBackgroud();

Answer 1

<?xml version="1.0" encoding="utf-8"?>
<selector
  xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_focused="true" android:drawable="@drawable/edittext_bg_focus" />
    <item android:state_selected="true" android:drawable="@drawable/edittext_bg_focus" />
    <item android:drawable="@drawable/edittext_bg_normal" />
</selector>
这种背景效果不知你用过没