Android实现计算器

使用eclipse配置的android、sdk实现计算机的基本功能代码

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

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

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2017-09-22 11:11  Calculator\
     文件         475  2017-09-29 10:31  Calculator\.classpath
     文件         854  2017-10-26 20:09  Calculator\.project
     目录           0  2017-09-22 11:11  Calculator\.settings\
     文件         177  2017-09-22 11:11  Calculator\.settings\org.eclipse.jdt.core.prefs
     文件         931  2017-09-22 11:36  Calculator\AndroidManifest.xml
     目录           0  2017-09-22 11:10  Calculator\assets\
     目录           0  2017-09-29 20:26  Calculator\bin\
     文件         931  2017-11-05 11:45  Calculator\bin\AndroidManifest.xml
     文件       51820  2017-09-29 20:26  Calculator\bin\Calculatoo.apk
     文件       51904  2017-09-24 16:51  Calculator\bin\Calculator.apk
     目录           0  2017-12-04 19:09  Calculator\bin\classes\
     文件        7692  2017-09-29 20:26  Calculator\bin\classes.dex
     目录           0  2017-12-04 19:09  Calculator\bin\classes\com\
     目录           0  2017-12-04 19:09  Calculator\bin\classes\com\example\
     目录           0  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\
     文件         353  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\BuildConfig.class
     文件        5176  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\MainActivity.class
     文件         352  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$attr.class
     文件         473  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$dimen.class
     文件         625  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$drawable.class
     文件         992  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$id.class
     文件         415  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$layout.class
     文件         400  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$menu.class
     文件         484  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$string.class
     文件         443  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R$style.class
     文件         713  2017-12-04 19:09  Calculator\bin\classes\com\example\calculator\R.class
     目录           0  2017-09-22 11:32  Calculator\bin\dexedLibs\
     目录           0  2017-09-22 11:32  Calculator\bin\res\
     文件       45466  2017-09-29 20:26  Calculator\bin\resources.ap_
     目录           0  2017-09-22 11:32  Calculator\bin\res\crunch\
............此处省略53个文件信息