3.2.6.Java源码文件
Java代码是整个程序的驱动者。它会被编译为可执行格式,在Dalvik之上执行。
例 3.5. HelloWorld.java
package com.marakana;
import android.app.Activity;
import android.os.Bundle;
public class HelloWorld extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
}