【lushengduan】01、搭建安卓App开发环境 编写程序HelloWorld

链接：http://pan.baidu.com/s/1gen1o9l 密码：8fko

C:\Program Files\Java\jdk1.7.0_80

.;%JAVA_HOME%lib;%JAVA_HOME%lib\tools.jar;

;%JAVA_HOME%/bin;C:\Program Files\Java\jre7\bin

链接：http://pan.baidu.com/s/1mgRC7Wk 密码：mqn8

package com.example.lushengduan.helloworld;

import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;

/**
 * Created by Lushengduan on 2016/3/4.
 */
public class HelloWorldActivity extends Activity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        TextView textView = new TextView(this);
        textView.setText("HelloWorld!");
        setContentView(textView);
    }
}

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.lushengduan.helloworld">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">

        <activity
            android:name=".HelloWorldActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN"/>
                <category android:name="android.intent.category.LAUNCHER"/>
            </intent-filter>
        </activity>

    </application>

</manifest>