Android selector

按钮点击变色

<?xml version="1.0" encoding="utf-8"?><selector xmlns:android="http://schemas.android.com/apk/res/android">    <item android:drawable="@color/gray_deep" android:state_pressed="true"/>    <item android:drawable="@color/transparent" /></selector>

<?xml version="1.0" encoding="utf-8"?><resources>    <color name="colorPrimary">#3F51B5</color>    <color name="colorPrimaryDark">#303F9F</color>    <color name="colorAccent">#FF4081</color>    <color name="versionPopBackgroundColor">#AA858585</color>    <!--灰色-->    <color name="transparent">#00000000</color>    <color name="gray_default">#F6F6F6</color>    <color name="gray_light">#DFDFDF</color>    <color name="gray_deep">#C8C8C8</color>    <!--橙色-->    <color name="orange">#F06000</color></resources>