Use linear layout statement LinearLayout and relative layout statement RelativeLay out; Button text button component and monitor; ImageButton graphic button component and trigger event.

Filename	Size	Update
Ch6_4
Ch6_4\.classpath	475	2017-11-16
Ch6_4\.project	841	2011-08-05
Ch6_4\.settings
Ch6_4\.settings\org.eclipse.core.resources.prefs	130	2012-04-09
Ch6_4\.settings\org.eclipse.jdt.core.prefs	177	2017-11-16
Ch6_4\AndroidManifest.xml	695	2011-10-27
Ch6_4\assets
Ch6_4\bin
Ch6_4\bin\AndroidManifest.xml	695	2017-11-16
Ch6_4\bin\classes
Ch6_4\bin\classes\android_Examples
Ch6_4\bin\classes\android_Examples\ch06
Ch6_4\bin\classes\android_Examples\ch06\ch6_4
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\BuildConfig.class	363	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\Ch6_4Activity$1.class	1488	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\Ch6_4Activity.class	1074	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\R$attr.class	367	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\R$drawable.class	427	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\R$id.class	508	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\R$layout.class	421	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\R$string.class	454	2017-11-28
Ch6_4\bin\classes\android_Examples\ch06\ch6_4\R.class	594	2017-11-28
Ch6_4\bin\res
Ch6_4\gen
Ch6_4\gen\android_Examples
Ch6_4\gen\android_Examples\ch06
Ch6_4\gen\android_Examples\ch06\ch6_4
Ch6_4\gen\android_Examples\ch06\ch6_4\BuildConfig.java	169	2017-11-16
Ch6_4\gen\android_Examples\ch06\ch6_4\R.java	907	2017-11-28
Ch6_4\proguard.cfg	1248	2011-08-05
Ch6_4\project.properties	361	2017-11-16
Ch6_4\res
Ch6_4\res\drawable-hdpi
Ch6_4\res\drawable-hdpi\icon.png	4147	2011-08-05
Ch6_4\res\drawable-ldpi
Ch6_4\res\drawable-ldpi\icon.png	1723	2011-08-05
Ch6_4\res\drawable-mdpi
Ch6_4\res\drawable-mdpi\icon.png	2574	2011-08-05
Ch6_4\res\drawable-xhdpi
Ch6_4\res\layout
Ch6_4\res\layout\main.xml	1557	2012-04-09
Ch6_4\res\values
Ch6_4\res\values\strings.xml	169	2011-08-05
Ch6_4\src
Ch6_4\src\android_Examples
Ch6_4\src\android_Examples\ch06
Ch6_4\src\android_Examples\ch06\ch6_4
Ch6_4\src\android_Examples\ch06\ch6_4\Ch6_4Activity.java	1275	2012-04-09

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