66. 一个简单的应用程序主程序 Hello.java
package myproject.Android;
import android.app.Activity;
import android.os.Bundle;
public class Hello extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
}66
67. 一个简单的应用程序自动生成的R类，不要手工修改
package myproject.Android;
public final class R {
public static final class attr {
}
public static final class drawable {
public static final int icon=0x7f020000;
}
public static final class layout {
public static final int main=0x7f030000;
}
public static final class string {
public static final int app_name=0x7f040001;
public static final int hello=0x7f040000;
}
}主程序中使用R类，setContentView(R.layout.main);67
