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浅谈android组件化之ARouter简单使用
类别:Android编程   作者:码皇   来源:互联网   点击:

本篇文章主要介绍了浅谈android组件化之ARouter简单使用,小编觉得挺不错的,现在分享给大家,也给大家做个参考。一起跟随小编过来看看吧

ARouter是阿里巴巴开源出来的一款android路由框架,github地址为 : https://github.com/alibaba/ARouter

至于ARouter的诸多好处我就不介绍了,这里主要讲解在项目组件化下,ARouter的一些简单使用

先贴上工程目录:

工程一共分为4个模块,基础组件app、基础服务(包涵路由服务)basecommonlibrary模块、业务模块libraryone、业务模块librarytwo;

在4个模块的gradle文件当中加入如下代码:

    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' }

依赖包的具体版本可自行选择。

接下来就是具体讲解ARouter如何在这几个模块中充当路由的角色了。

首先是app模块中定义的一个页面,布局很简单,就不贴代码了,效果如下;

Activity 部分代码如下:

    @Override public void onClick(View v) {
    switch (v.getId()) {
    case R.id.bt1: RouterCommonUtil.startMainTextActivity(this, "测试文本");
    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();
    }
    }

点击事件分别响应到本module(app)中的两个activity以及libraryone和librarytwo中的activity,其中第一个用来测试ForResult方式启动的Acitivty。

接下来是libraryone中Activity布局截图:

activity部分代码如下:

    @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);
    }
    }

也是测试了两个跳转,分别跳转到主Module中的Activity中和libraryTwo的Activity中,libraryTwo中的布局和代码跟libraryone中大同小异,这里就不继续贴出了,本项目会在附件中提供源码,欢迎下载。这里还需要贴出封装在basecommonlibrary模块中的公共跳转类,所有的module,都是通过该模块中的路由公共类来实现跳转的,完整代码如下:

    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/主页").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", "图片").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/主页").navigation(activity, new InterruptCallback() {
    @Override public void onInterrupt(Postcard postcard) {
    toastInterruptInfo(activity, postcard);
    }
    }
    );
    }
    public static void startLibraryTwoActivity(final Activity activity) {
    ARouter.getInstance().build("/libraryTwo/主页").navigation(activity, new InterruptCallback() {
    @Override public void onInterrupt(Postcard postcard) {
    toastInterruptInfo(activity, postcard);
    }
    }
    );
    }
    }

该类中主要提供了几个类的跳转方法,以及跳转失败后的信息打印方法,接下来就是测试跳转是否能够正常执行了,请大家自行构建代码或者下载本demo源码查看执行效果。

接下来讲解拦截器,以libraryone中的activity为例

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

我们在activity上添加如上注解,其中extras的值可以作为判断的类型,具体看拦截器代码

    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 = "拦截未登录") 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("账号未登录"));
    }
    else {
    callback.onContinue(postcard);
    }
    }
    @Override public void init(Context context) {
    }
    }

在拦截器中,可以根据extra属性判断是否是需要拦截的类型,如果需要拦截,则执行callback的onInterrupt方法,并注明拦截原因,可以在路由跳转中提取拦截原因信息并打印。

当然ARouter中其它功能就不再一一介绍了,大家可以自行研究,附源码下载地址:ARouterDemo_jb51.rar

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持脚本之家。

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