android ListView增加Animation效果

16lz 2021-01-24

anim文件夹下建立anim_layout.xml和alpha.xml

-----------------------android:animationOrder的取值有normal 0 默认reverse 1 倒序random 2 随机-----------------------

anim_layout.xml

[html] view plain copy

<?xmlversion="1.0"encoding="utf-8"?>
<layoutAnimationxmlns:android="http://schemas.android.com/apk/res/android"
android:delay="0.5"
android:animationOrder="random"
android:animation="@anim/alpha"
/>

alpha.xml

[html] view plain copy

<?xmlversion="1.0"encoding="utf-8"?>
<setxmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/accelerate_interpolator">
<alpha
android:fromAlpha="0.0"
android:toAlpha="1.0"
android:duration="500"/>
</set>

布局文件里的ListView增加一个layoutAnimation属性

[java] view plain copy

<?xmlversion="1.0"encoding="utf-8"?>
<LinearLayoutxmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
<ListView
android:id="@id/android:list"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:drawSelectorOnTop="false"
android:layoutAnimation="@anim/anim_layout"
></ListView>
<TextView
android:id="@id/android:empty"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:text="Nodata"/>
</LinearLayout>

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