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淺談android組件化之ARouter簡單使用

 更新時間:2017年09月15日 10:00:00   作者:繁華落盡666  
本篇文章主要介紹了淺談android組件化之ARouter簡單使用,小編覺得挺不錯的,現(xiàn)在分享給大家,也給大家做個參考。一起跟隨小編過來看看吧

ARouter是阿里巴巴開源出來的一款android路由框架,github地址為 : https://github.com/alibaba/ARouter

至于ARouter的諸多好處我就不介紹了,這里主要講解在項目組件化下,ARouter的一些簡單使用

先貼上工程目錄:

工程一共分為4個模塊,基礎(chǔ)組件app、基礎(chǔ)服務(包涵路由服務)basecommonlibrary模塊、業(yè)務模塊libraryone、業(yè)務模塊librarytwo;

在4個模塊的gradle文件當中加入如下代碼:

android { 
  ... 
  defaultConfig { 
    ... 
    javaCompileOptions { 
      annotationProcessorOptions { 
        arguments = [moduleName: project.getName()] 
      } 
    } 
  } 
} 
 
dependencies { 
  ... 
  compile 'com.alibaba:arouter-api:1.2.1' 
  annotationProcessor 'com.alibaba:arouter-compiler:1.1.2' 
} 

依賴包的具體版本可自行選擇。

接下來就是具體講解ARouter如何在這幾個模塊中充當路由的角色了。

首先是app模塊中定義的一個頁面,布局很簡單,就不貼代碼了,效果如下;

Activity 部分代碼如下:

@Override 
public void onClick(View v) { 
  switch (v.getId()) { 
    case R.id.bt1: 
      RouterCommonUtil.startMainTextActivity(this, "測試文本"); 
      break; 
    case R.id.bt2: 
      RouterCommonUtil.startMainImageActivity(this, "https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1492584424522&di=5dcde77431914e0b944b8af9ff5f9277&imgtype=jpg&src=http%3A%2F%2Fimg3.imgtn.bdimg.com%2Fit%2Fu%3D1489971249%2C1618541505%26fm%3D214%26gp%3D0.jpg"); 
      break; 
    case R.id.bt3: 
      RouterCommonUtil.startLibraryOneActivity(this); 
      break; 
    case R.id.bt4: 
      RouterCommonUtil.startLibraryTwoActivity(this); 
      break; 
  } 
} 
 
@Override 
protected void onActivityResult(int requestCode, int resultCode, Intent data) { 
  super.onActivityResult(requestCode, resultCode, data); 
  if (resultCode == 1002) { 
    Toast.makeText(this, data.getStringExtra("arg2"), Toast.LENGTH_SHORT).show(); 
  } 
} 

點擊事件分別響應到本module(app)中的兩個activity以及l(fā)ibraryone和librarytwo中的activity,其中第一個用來測試ForResult方式啟動的Acitivty。

接下來是libraryone中Activity布局截圖:

activity部分代碼如下:

@Override 
public void onClick(View v) { 
  int i = v.getId(); 
  if (i == R.id.bt1) { 
    RouterCommonUtil.startMainActivity(this); 
 
  } else if (i == R.id.bt2) { 
    RouterCommonUtil.startLibraryTwoActivity(this); 
  } 
} 

也是測試了兩個跳轉(zhuǎn),分別跳轉(zhuǎn)到主Module中的Activity中和libraryTwo的Activity中,libraryTwo中的布局和代碼跟libraryone中大同小異,這里就不繼續(xù)貼出了,本項目會在附件中提供源碼,歡迎下載。這里還需要貼出封裝在basecommonlibrary模塊中的公共跳轉(zhuǎn)類,所有的module,都是通過該模塊中的路由公共類來實現(xiàn)跳轉(zhuǎn)的,完整代碼如下:

import android.app.Activity; 
import android.text.TextUtils; 
import android.widget.Toast; 
 
import com.alibaba.android.arouter.facade.Postcard; 
import com.alibaba.android.arouter.launcher.ARouter; 
import com.example.basecommonlibrary.router.IInterceptor.InterruptCallback; 
 
import rx.Observable; 
import rx.Subscriber; 
import rx.android.schedulers.AndroidSchedulers; 
import rx.functions.Action1; 
 
/** 
 * @author: xiewenliang 
 * @Filename: 
 * @Description: 
 * @date: 2017/4/25 15:06 
 */ 
 
public class RouterCommonUtil { 
 
  private static void toastInterruptInfo(final Activity activity, final Postcard postcard) { 
    if (postcard.getTag() != null && postcard.getTag() instanceof String) { 
      Observable.create(new Observable.OnSubscribe<String>() { 
        @Override 
        public void call(Subscriber<? super String> subscriber) { 
          subscriber.onNext((String) postcard.getTag()); 
        } 
      }).observeOn(AndroidSchedulers.mainThread()).subscribe(new Action1<String>() { 
        @Override 
        public void call(String s) { 
          if (!TextUtils.isEmpty(s) && activity != null) { 
            Toast.makeText(activity, (String) postcard.getTag(), Toast.LENGTH_SHORT).show(); 
          } 
        } 
      }); 
    } 
  } 
 
  public static void startMainActivity(final Activity activity) { 
    ARouter.getInstance().build("/ui/主頁").navigation(activity, new InterruptCallback() { 
      @Override 
      public void onInterrupt(Postcard postcard) { 
        toastInterruptInfo(activity, postcard); 
      } 
    }); 
  } 
 
  public static void startMainTextActivity(final Activity activity, String value) { 
    ARouter.getInstance().build("/ui/text", "文本").withString("arg1", value).navigation(activity, 1001, new InterruptCallback() { 
      @Override 
      public void onInterrupt(Postcard postcard) { 
        toastInterruptInfo(activity, postcard); 
      } 
    }); 
  } 
 
  public static void startMainImageActivity(final Activity activity, String value) { 
    ARouter.getInstance().build("/ui/image", "圖片").withString("arg1", value).navigation(activity, new InterruptCallback() { 
      @Override 
      public void onInterrupt(Postcard postcard) { 
        toastInterruptInfo(activity, postcard); 
      } 
    }); 
  } 
 
  public static void startLibraryOneActivity(final Activity activity) { 
    ARouter.getInstance().build("/libraryOne/主頁").navigation(activity, new InterruptCallback() { 
      @Override 
      public void onInterrupt(Postcard postcard) { 
        toastInterruptInfo(activity, postcard); 
      } 
    }); 
  } 
 
  public static void startLibraryTwoActivity(final Activity activity) { 
    ARouter.getInstance().build("/libraryTwo/主頁").navigation(activity, new InterruptCallback() { 
      @Override 
      public void onInterrupt(Postcard postcard) { 
        toastInterruptInfo(activity, postcard); 
      } 
    }); 
  } 
} 

該類中主要提供了幾個類的跳轉(zhuǎn)方法,以及跳轉(zhuǎn)失敗后的信息打印方法,接下來就是測試跳轉(zhuǎn)是否能夠正常執(zhí)行了,請大家自行構(gòu)建代碼或者下載本demo源碼查看執(zhí)行效果。

接下來講解攔截器,以libraryone中的activity為例

@Route(path = "/libraryOne/主頁", extras = CommonStation.CHECK_LOADING) 

我們在activity上添加如上注解,其中extras的值可以作為判斷的類型,具體看攔截器代碼

import android.content.Context; 
 
import com.alibaba.android.arouter.facade.Postcard; 
import com.alibaba.android.arouter.facade.annotation.Interceptor; 
import com.alibaba.android.arouter.facade.callback.InterceptorCallback; 
import com.alibaba.android.arouter.facade.template.IInterceptor; 
import com.example.basecommonlibrary.CommonStation; 
 
/** 
 * @author: xiewenliang 
 * @Filename: 
 * @Description: 
 * @date: 2017/4/25 15:37 
 */ 
@Interceptor(priority = 1, name = "攔截未登錄") 
public class TestOneIInterceptor implements IInterceptor { 
  @Override 
  public void process(Postcard postcard, InterceptorCallback callback) { 
    if (postcard.getExtra() == CommonStation.CHECK_LOADING && !CommonStation.checkLoading()) { 
      callback.onInterrupt(new RuntimeException("賬號未登錄")); 
    } else { 
      callback.onContinue(postcard); 
    } 
  } 
 
  @Override 
  public void init(Context context) { 
 
  } 
} 

在攔截器中,可以根據(jù)extra屬性判斷是否是需要攔截的類型,如果需要攔截,則執(zhí)行callback的onInterrupt方法,并注明攔截原因,可以在路由跳轉(zhuǎn)中提取攔截原因信息并打印。

當然ARouter中其它功能就不再一一介紹了,大家可以自行研究,附源碼下載地址:ARouterDemo_jb51.rar

以上就是本文的全部內(nèi)容,希望對大家的學習有所幫助,也希望大家多多支持腳本之家。

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