1.drawable目录新建selector.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/clr_normal" android:state_pressed="false"/>
<item android:drawable="@drawable/clr_pressed" android:state_pressed="true"/>
</selector>
2.string.xml添加
<drawable name="clr_normal">#ff6501</drawable>
<drawable name="clr_pressed">#a44100</drawable>
3.按钮引用
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="计算"
android:textColor="@android:color/white"
android:background="@drawable/selector"
android:layout_centerInParent="true"/>
完成
图片发自简书App
