1 .例子--按下按钮,切换图片 |
<?xml version= "1.0" encoding= "utf-8" ?> |
<selector xmlns:android= "http://schemas.android.com/apk/res/android" > |
<item |
android:state_pressed= "true" |
android:drawable= "@drawable/c" |
></item> |
<item |
android:drawable= "@drawable/a" |
></item> |
</selector> |
2 .例子--按下按钮,切换字体颜色 |
<?xml version= "1.0" encoding= "utf-8" ?> |
<selector xmlns:android= "http://schemas.android.com/apk/res/android" > |
<item |
android:state_pressed= "true" |
android:color= "#ffff00" //按下的颜色 |
></item> |
<item |
android:color= "#000000" //默认的颜色 |
></item> |
</selector> |
main.xml中 |
android:textColor= "@drawable/myselector" |
by: 发表于:2017-09-29 14:55:51 顶(0) | 踩(0) 回复
??
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