Selector----Android Background selector

A create XML file, Location: Drawable/xxx.xml, in the same directory remember to put related pictures

<?XML version= "1.0" encoding= "Utf-8"?>   <selectorxmlns:android= "Http://schemas.android.com/apk/res/android"> <!--background picture by default -    <Itemandroid:drawable= "@drawable/pic1" />    <!--background picture When there is no focus -    <Itemandroid:state_window_focused= "false"android:drawable= "@drawable/pic1" />   <!--background picture When you get focus in non-touch mode and click -    <Itemandroid:state_focused= "true"android:state_pressed= "true"android:drawable= "@drawable/pic2" /> <!--background picture when clicked in touch mode -  <Itemandroid:state_focused= "false"android:state_pressed= "true"android:drawable= "@drawable/pic3" />  <!--picture Background When selected -    <Itemandroid:state_selected= "true"android:drawable= "@drawable/pic4" />   <!--picture background when getting focus -    <Itemandroid:state_focused= "true"android:drawable= "@drawable/pic5" />   </selector>

Two, using an XML file

Selector----Android Background selector