如何改变选择的列表项的背景,机器人 [英] how to change selected list item background, android
问题描述
我有两个的ListView
在我的活动
,当我选择一个从第一列表
数据将反映到其他列表。我已经为我做了这部分,其工作的罚款。但是我在努力改变的背景所选项目的第一个列表
,我怎么能做到这一点?
I have two ListView
's in my Activity
, when i select one from first List
data will reflected to other list. I have done this part, its working fine for me. But I am struggling to change the background for selected item in first List
, how can i do this?
推荐答案
您可以通过下面的做到这一点 -
You can do this by below -
设置安卓listSelector =@可绘制/选择
您的ListView的XML属性。而且,在你的 selection.xml
包含了将持有的变化,当您从列表视图中选择任何项目的选择。
Set the android:listSelector="@drawable/selection"
to your ListView's xml attribute. And, in your selection.xml
contains the selector which will hold the change when you select any item from listview.
selection.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_focused="true"
android:state_pressed="false"
android:drawable="@color/android_green" />
<item android:state_focused="true"
android:state_pressed="true"
android:drawable="@color/black_alpha" />
<item android:state_focused="false"
android:state_pressed="true"
android:drawable="@color/black_alpha" />
<item android:drawable="@color/white_alpha" />
</selector>
看一看这也。
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