android开发按钮跳转页面

页面布局，button按钮页面跳转，只有两个页面

/** Automatically generated file. DO NOT MODIFY */
package lh.com;

public final class BuildConfig {
    public final static boolean DEBUG = true;
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        475  2014-10-06 21:20  Hello.Android\.classpath

     文件        849  2014-10-06 21:20  Hello.Android\.project

     文件        177  2014-10-06 21:20  Hello.Android\.settings\org.eclipse.jdt.core.prefs

     文件        991  2014-10-07 10:36  Hello.Android\AndroidManifest.xml

     文件        991  2014-10-07 10:36  Hello.Android\bin\AndroidManifest.xml

     文件        321  2014-10-07 10:09  Hello.Android\bin\classes\lh\com\BuildConfig.class

     文件       1032  2014-10-07 10:42  Hello.Android\bin\classes\lh\com\MainActivity$1.class

     文件       1219  2014-10-07 10:42  Hello.Android\bin\classes\lh\com\MainActivity.class

     文件        304  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$attr.class

     文件        425  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$dimen.class

     文件        371  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$drawable.class

     文件        447  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$id.class

     文件        406  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$layout.class

     文件        352  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$menu.class

     文件        436  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$string.class

     文件        395  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R$style.class

     文件        553  2014-10-07 10:55  Hello.Android\bin\classes\lh\com\R.class

     文件       1042  2014-10-07 10:53  Hello.Android\bin\classes\lh\com\SecondActivity$1.class

     文件       1229  2014-10-07 10:53  Hello.Android\bin\classes\lh\com\SecondActivity.class

     文件     819616  2014-10-07 10:55  Hello.Android\bin\classes.dex

     文件     273766  2014-10-06 21:47  Hello.Android\bin\dexedLibs\android-support-v4-4bc8d37ea091e038d337939803e0fd69.jar

     文件        910  2014-10-06 21:47  Hello.Android\bin\dexedLibs\annotations-8db68f64582a47679cc60be99e79f585.jar

     文件     320354  2014-10-07 11:03  Hello.Android\bin\Hello.Android.apk

     文件        120  2014-10-07 11:22  Hello.Android\bin\jarlist.cache

     文件       5964  2014-10-06 21:47  Hello.Android\bin\res\crunch\drawable-hdpi\ic_launcher.png

     文件       3112  2014-10-06 21:47  Hello.Android\bin\res\crunch\drawable-mdpi\ic_launcher.png

     文件       9355  2014-10-06 21:47  Hello.Android\bin\res\crunch\drawable-xhdpi\ic_launcher.png

     文件      17889  2014-10-06 21:47  Hello.Android\bin\res\crunch\drawable-xxhdpi\ic_launcher.png

     文件      41835  2014-10-07 11:03  Hello.Android\bin\resources.ap_

     文件        148  2014-10-07 10:09  Hello.Android\gen\lh\com\BuildConfig.java

............此处省略56个文件信息