Eclipse 开发 Android, Hello Spinner（ 学习10 ）
16lz
2021-12-21
HelloSpinner.java 源码
package com.example.test;import android.app.Activity;import android.os.Bundle;import android.widget.ArrayAdapter;import android.widget.Spinner;public class HelloSpinner extends Activity {@Overridepublic void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); Spinner s = (Spinner) findViewById(R.id.spinner); ArrayAdapter adapter = ArrayAdapter.createFromResource( this, R.array.planets, android.R.layout.simple_spinner_item); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); s.setAdapter(adapter);}} layout->main.xml
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:padding="10dip" android:layout_width="fill_parent" android:layout_height="wrap_content"> <TextView android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_marginTop="10dip" android:text="Please select a planet:" /> <Spinner android:id="@+id/spinner" android:layout_width="fill_parent" android:layout_height="wrap_content" android:drawSelectorOnTop="true" android:prompt="@string/planet_prompt" /></LinearLayout>
values->arrays.xml
<resources> <string-array name="planets"> <item>Mercury</item> <item>Venus</item> <item>Earth</item> <item>Mars</item> <item>Jupiter</item> <item>Saturn</item> <item>Uranus</item> <item>Neptune</item> </string-array> </resources>
value->strings.xml
<?xml version="1.0" encoding="utf-8"?><resources> <string name="hello">Hello World, HelloSpinner!</string> <string name="app_name">HelloSpinner</string><string name="planet_prompt">Choose a planet</string></resources>
run it
更多相关文章
- Android中图片的放大和缩小源码
- Eclipse 开发 Android, Hello Spinner（ 学习10 ）
- android 工程源码下编译 Android.mk写法
- Android(安卓)O（android 8.1） SYSTEM_UID应用无法使用FileProvider
- Android客户端GPS定位源码
- Android给support_v4.jar包添加源码和doc文档
- Android(安卓)Support v4、v7、v13的区别和应用场景
- 5分钟将OSC Android源码从Eclipse项目转化为Android(安卓)studio
- Android阴影背景