res.layout.main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" or
android:orientation="horizontal"
android:layout_width="fill_parent" or
android:layout_width="wrap_content"
android:layout_height="fill_parent" or
android:layout_height="wrap_content"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello" TextView , ,
, strings.xml hello
/>
</LinearLayout>
res.values.strings.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="hello">Hello World, HelloWorld!</string>
<string name="app_name">HelloWorld</string>
</resources>
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.xserver.hello"
android:versionCode="1"
android:versionName="1.0">
application,
<application android:icon="@drawable/icon" android:label="@string/app_name">
activity
<activity android:name=".HelloWorld"
android:label="@string/app_name">
<intent-filter> 。。
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
//SDK
<uses-sdk android:minSdkVersion="9" />
</manifest>