Acvtivity与Acvtivity间建立回调

Activity虽然是一个java类，可是它并不能new 一个Activity 所以，Activity看上去并不是一个普通的类，它做一些事情的时候需要特殊处理 大家用的最多就是View与Activity之间的回调，非常好用 view可以直接获取到他的对象，所以建立回调关系也是十分容易的 究竟Activity与Activity之间能否建立回调关系呢？

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

public final class BuildConfig {
  public static final boolean DEBUG = Boolean.parseBoolean（“true“）;
  public static final String APPLICATION_ID = “com.test.zzyd.test“;
  public static final String BUILD_TYPE = “debug“;
  public static final String FLAVOR = ““;
  public static final int VERSION_CODE = 1;
  public static final String VERSION_NAME = “1.0“;
}

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

     文件          8  2017-09-15 16:18  CallBackToActivity\.gitignore

     文件        443  2017-09-15 16:18  CallBackToActivity\build\generated\source\buildConfig\androidTest\debug\com\test\zzyd\test\BuildConfig.java

     文件        433  2017-09-15 16:18  CallBackToActivity\build\generated\source\buildConfig\debug\com\test\zzyd\BuildConfig.java

     文件        241  2017-09-15 16:18  CallBackToActivity\build\generated\source\r\androidTest\debug\android\app\R.java

     文件        266  2017-09-15 16:18  CallBackToActivity\build\generated\source\r\androidTest\debug\android\support\test\espresso\idling\R.java

     文件        362  2017-09-15 16:18  CallBackToActivity\build\generated\source\r\androidTest\debug\android\support\test\espresso\R.java

     文件        250  2017-09-15 16:18  CallBackToActivity\build\generated\source\r\androidTest\debug\android\support\test\R.java

     文件        358  2017-09-15 16:18  CallBackToActivity\build\generated\source\r\androidTest\debug\android\support\test\rule\R.java

     文件        393  2017-09-15 16:18  CallBackToActivity\build\generated\source\r\androidTest\debug\com\test\zzyd\test\R.java

     文件        252  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\compat\R.java

     文件      15438  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\constraint\R.java

     文件        252  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\coreui\R.java

     文件        255  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\coreutils\R.java

     文件        254  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\fragment\R.java

     文件        272  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\graphics\drawable\animated\R.java

     文件        263  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\graphics\drawable\R.java

     文件        257  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\mediacompat\R.java

     文件        248  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\v4\R.java

     文件     110826  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\android\support\v7\appcompat\R.java

     文件     557426  2017-09-15 16:31  CallBackToActivity\build\generated\source\r\debug\com\test\zzyd\R.java

     文件        904  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\androidTest\debug\multi\values.json

     文件      15223  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-af.json

     文件      15217  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-am.json

     文件      15225  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-ar.json

     文件      14504  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-az.json

     文件      15535  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-b+sr+Latn.json

     文件      15229  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-be.json

     文件      15229  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-bg.json

     文件      15233  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-bn.json

     文件      15229  2017-09-15 16:18  CallBackToActivity\build\intermediates\blame\res\debug\multi\values-bs.json

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