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Android 开发环境搭建中--- “An SDK Target must be specified.” 问题解决
问题描述: 按照网络上的文档,搭建完 ECLIPSE +ANDROID 环境后,进行创建新的 Android 项目时 (File->New->Android->Android Project) 出现异常: ” An SDK Target must be specified.” 问题解决 ” 问题原因: Google Android...原创 2009-11-18 15:25:47 · 153 阅读 · 0 评论 -
Eclipse 开发 Android, Hello Spinner( 学习10 )
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 HelloSpi...2009-11-23 15:36:16 · 306 阅读 · 0 评论 -
Eclipse 开发 Android, Hello FormStuff(学习9)
HelloFormStuff .java 代码如下package com.example.test;import android.app.Activity;import android.os.Bundle;import android.view.KeyEvent;import android.view.View;import android.widget.CheckBo...2009-11-23 15:21:49 · 127 阅读 · 0 评论 -
Eclipse 开发 Android, Hello, TimePicker (学习8)
Hello, TimePickerA TimePicker is a widget that allows the user to select the time by hour, minute and AM or PM. Start a new project/Activity called HelloTimePicker. 修改 HelloTimePicker...2009-11-20 15:41:18 · 123 阅读 · 0 评论 -
Eclipse 开发 Android, Hello, DatePicker (学习7)
Hello, DatePickerStart a new project/Activity called HelloDatePicker. 创建工程 HelloDatePicker,修改如下代码。 HelloDatePicker.java 代码 package com.example.test;import java.util.Calendar;impo...2009-11-20 15:33:17 · 160 阅读 · 0 评论 -
Eclipse 开发 Android, Hello, MapView (学习5)
Hello, MapView 学习地址: http://androidappdocs.appspot.com/guide/tutorials/views/hello-mapview.html HelloItemizedOverlay.java代码package com.example.test;import java.util.ArrayList;import an...2009-11-20 14:19:41 · 117 阅读 · 0 评论 -
解决 Android 模拟器 无法上网问题
1. 将 android的tool增加到,windows 环境变量 path中, D:\Android\android-sdk_r3-windows\android-sdk-windows\tools\ 。 2. 启动 android 模拟器,启动方式有两种。 第一种方式:在window上打开命令行窗口(快捷键:windows键+R) 输入 cmd下输入:emulator ...2009-11-20 10:47:41 · 179 阅读 · 0 评论 -
Eclipse 开发 Android, TableLayout(学习4)
Hello, TableLayoutA TableLayout is a ViewGroup that will lay child View elements into rows and columns.Start a new project/Activity called HelloTableLayout.Open the layout file. Make it lik...原创 2009-11-19 16:12:06 · 309 阅读 · 0 评论 -
Eclipse 开发 Android, RelativeLayout (学习3)
Hello, RelativeLayoutA RelativeLayout is a ViewGroup that allows you to layout child elements in positions relative to the parent or siblings elements.Start a new project/Activity called HelloR...原创 2009-11-19 16:05:03 · 150 阅读 · 0 评论 -
Eclipse 开发 Android, LinearLayout (学习2)
A LinearLayout is a GroupView that will lay child View elements vertically or horizontally.Start a new project/Activity called HelloLinearLayout.Open the layout file. Make it like so:<?xml v...原创 2009-11-19 15:47:52 · 228 阅读 · 0 评论 -
Eclipse 开发 Android,第一个 HelloWord 程序(学习1)
名词解释:SDK:Software Development KitAVD:Android Virtual DevicesADT:Android Development Tools 1. Installing Android SDK 下载windows android sdk链接:http://androidappdocs.appspot.com/...原创 2009-11-19 11:08:33 · 148 阅读 · 0 评论