apply plugin: 'com.android.application'

apply plugin: 'com.neenbedankt.android-apt'

apply plugin: 'com.jakewharton.butterknife'

android {

    compileSdkVersion 24

    buildToolsVersion "24.0.0"

    defaultConfig {

        applicationId "com.example.liberty.hteach"

        minSdkVersion 15

        targetSdkVersion 24

        versionCode 1

        versionName "1.0"

        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

    }

    buildTypes {

        release {

            minifyEnabled false

            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'

        }

    }

}

dependencies {

    compile fileTree(include: ['*.jar'], dir: 'libs')

    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {

        exclude group: 'com.android.support', module: 'support-annotations'

    })

    compile 'com.android.support:appcompat-v7:24.0.0'

    //    compile 'com.android.support.constraint:constraint-layout:1.0.0-alpha7'

    compile 'com.android.support:design:24.0.0'

    compile 'com.jakewharton:butterknife:8.4.0'

    apt 'com.jakewharton:butterknife-compiler:8.4.0'

    testCompile 'junit:junit:4.12'

    compile 'com.android.support:support-annotations:24.0.0'

}

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {

    repositories {

//        jcenter()

        mavenCentral()

    }

    dependencies {

        classpath 'com.android.tools.build:gradle:2.2.0-rc2'

        classpath 'com.jakewharton:butterknife-gradle-plugin:8.4.0'

        classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'

        // NOTE: Do not place your application dependencies here; they belong

        // in the individual module build.gradle files

    }

}

allprojects {

    repositories {

        jcenter()

    }

}

task clean(type: Delete) {

    delete rootProject.buildDir

}

public class MainActivity extends AppCompatActivity {

//    private TabLayout tabLayout;

//    private ViewPager viewPager;

    @BindView(R.id.viewPager)

    ViewPager viewPager;

    @BindView(R.id.tabs)

    TabLayout tabLayout;

    @BindArray(R.array.titles)

    String []titles;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

//        viewPager= (ViewPager) findViewById(R.id.viewPager);

//        tabLayout= (TabLayout) findViewById(R.id.tabs);
ButterKnife.bind(this);
}
}

Unbinder mUnbinder;

@Override

protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.simple_activity);

     mUnbinder=ButterKnife.bind(this);  //保存引用

    ｝

@Override

  protected void onDestroy() {

     super.onDestroy();

    mUnbinder.unbind();  //释放所有绑定的view

  }