Andrews system, install a button, this button is called " my first button"

Activity_00
...........\.classpath
...........\.project
...........\AndroidManifest.xml
...........\assets
...........\bin
...........\...\Activity_00.apk
...........\...\AndroidManifest.xml
...........\...\classes
...........\...\.......\mars
...........\...\.......\....\activity_00
...........\...\.......\....\...........\Activity00$1.class
...........\...\.......\....\...........\Activity00$2.class
...........\...\.......\....\...........\Activity00$3.class
...........\...\.......\....\...........\Activity00$4.class
...........\...\.......\....\...........\Activity00.class
...........\...\.......\....\...........\BuildConfig.class
...........\...\.......\....\...........\R$attr.class
...........\...\.......\....\...........\R$color.class
...........\...\.......\....\...........\R$drawable.class
...........\...\.......\....\...........\R$id.class
...........\...\.......\....\...........\R$layout.class
...........\...\.......\....\...........\R$string.class
...........\...\.......\....\...........\R$style.class
...........\...\.......\....\...........\R$styleable.class
...........\...\.......\....\...........\R.class
...........\...\.......\....\...........\util
...........\...\.......\....\...........\....\SystemUiHider$1.class
...........\...\.......\....\...........\....\SystemUiHider$OnVisibilityChangeListener.class
...........\...\.......\....\...........\....\SystemUiHider.class
...........\...\.......\....\...........\....\SystemUiHiderBase.class
...........\...\.......\....\...........\....\SystemUiHiderHoneycomb$1.class
...........\...\.......\....\...........\....\SystemUiHiderHoneycomb.class
...........\...\classes.dex
...........\...\dexedLibs
...........\...\.........\android-support-v4-c89a7cecefdfb11eb7f1b23abc7f3bf3.jar
...........\...\jarlist.cache
...........\...\res
...........\...\...\drawable-hdpi
...........\...\...\.............\ic_launcher.png
...........\...\...\drawable-ldpi
...........\...\...\.............\ic_launcher.png
...........\...\...\drawable-mdpi
...........\...\...\.............\ic_launcher.png
...........\...\...\drawable-xhdpi
...........\...\...\..............\ic_launcher.png
...........\...\resources.ap_
...........\gen
...........\...\mars
...........\...\....\activity_00
...........\...\....\...........\BuildConfig.java
...........\...\....\...........\R.java
...........\ic_launcher-web.png
...........\libs
...........\....\android-support-v4.jar
...........\proguard-project.txt
...........\project.properties
...........\res
...........\...\drawable-hdpi
...........\...\.............\ic_launcher.png
...........\...\drawable-ldpi
...........\...\.............\ic_launcher.png
...........\...\drawable-mdpi
...........\...\.............\ic_launcher.png
...........\...\drawable-xhdpi
...........\...\..............\ic_launcher.png
...........\...\layout
...........\...\......\activity_activity00.xml
...........\...\values
...........\...\......\attrs.xml
...........\...\......\colors.xml
...........\...\......\strings.xml
...........\...\......\styles.xml
...........\...\values-v11
...........\...\..........\styles.xml
...........\...\values-v14
...........\...\..........\styles.xml
...........\src
...........\...\mars
...........\...\....\activity_00
...........\...\....\...........\Activity00.java
...........\...\....\...........\util
...........\...\....\...........\....\SystemUiHider.java
...........\...\....\...........\....\SystemUiHiderBase.java
...........\...\....\...........\....\SystemUiHiderHoneycomb.java

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