android背景选择器selector用法汇总

<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- 非触摸模式下获得焦点并单击选择时的背景图片 -->
<item android:drawable="@drawable/tab_weixin_pressed"
android:state_checked="true"
android:state_focused="true"
android:state_pressed="true">
</item>
<!-- 没有焦点时的背景图片 -->
<item android:drawable="@drawable/tab_weixin_normal"
android:state_window_focused="false">

</item>

</selector>