Android Learning-Interface-ui-spinner

Example 1

Directly designated Android:entries, it is relatively simple, but the general selection box is enough

Items.xml

<?XML version= "1.0" encoding= "Utf-8"?><Resources>    <String-arrayname= "Ys">        <Item>Red</Item>        <Item>Green</Item>        <Item>Yellow</Item>    </String-array></Resources>

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Activity_main.xml

<Relativelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http://schemas.android.com/tools"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"Tools:context= "${relativepackage}.${activityclass}" >    <SpinnerAndroid:id= "@+id/spinner1"Android:layout_width= "Wrap_content"Android:layout_height= "Wrap_content"Android:layout_alignparentleft= "true"Android:layout_alignparenttop= "true"android:entries= "@array/ys"        /></Relativelayout>

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Example 2

Android Learning-Interface-ui-spinner