完全用xml实现imageview点击换一张图片

<ImageView
                    android:layout_width="60dp"
                    android:layout_height="60dp"
                    android:background="@drawable/button_share_1_pressed" />

button_share_1_pressed.xml

<?xml version="1.0" encoding="UTF-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">

<item android:drawable="@drawable/login_share_2_0" android:state_pressed="false"></item>
<item android:drawable="@drawable/login_share_2_1" android:state_pressed="true"></item>

</selector>