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                企業??AI智能體構建引擎,智能編排和調試,一鍵部署,支持知識庫和私有化部署方案 廣告
                >RecyclerView作為Android最常用的控件,受益群體幾乎是所有Android開發者,希望更多開發者能夠一起來維護這個項目,把這個項目做得更好,幫助更多人。**Star我的項目可加Q群558178792,申請的時候把GitHub的賬號名字備注上否則不予通過,謝謝配合。**中國有句古話叫“授人以魚不如授人以漁”,不僅僅提供使用,還寫了如何實現的原理: - 「[RecyclerView.Adapter優化了嗎?](http://blog.csdn.net/cym492224103/article/details/51113321)」 - 「[BaseRecyclerAdapter之添加動畫](http://blog.csdn.net/cym492224103/article/details/51150108)」 - 「[BaseRecyclerAdapter之添加不同布局(頭部尾部)](http://blog.csdn.net/cym492224103/article/details/51214362)」 - 「[BaseRecyclerAdapter之添加不同布局(優化篇)](http://blog.csdn.net/cym492224103/article/details/51222414)」 # [BaseRecyclerViewAdapterHelper](https://github.com/CymChad/BaseRecyclerViewAdapterHelper) 一個強大并且靈活的RecyclerViewAdapter,歡迎使用。(喜歡的可以**Star**一下) #它能做什么?([下載 apk](https://github.com/CymChad/BaseRecyclerViewAdapterHelper/raw/master/demo_res/demo.apk)) - **優化Adapter代碼(減少百分之70%代碼)** - **添加點擊item點擊、長按事件、以及item子控件的點擊事件** - **添加加載動畫(一行代碼輕松切換5種默認動畫)** - **添加頭部、尾部、下拉刷新、上拉加載(感覺又回到ListView時代)** - **添加分組(隨心定義分組頭部)** - **自定義不同的item類型(簡單配置、無需重寫額外方法)** - **設置空布局(比Listview的setEmptyView還要好用!)** ![demo.gif](http://upload-images.jianshu.io/upload_images/972352-c7858feebce4b8fe.gif?imageMogr2/auto-orient/strip) #如何使用它? 先在 build.gradle 的 repositories 添加: ``` allprojects { repositories { ... maven { url "https://jitpack.io" } } } ``` 然后在dependencies添加: ``` dependencies { compile 'com.github.CymChad:BaseRecyclerViewAdapterHelper:v1.6.6' } ``` #如何使用它來創建Adapter? ``` public class QuickAdapter extends BaseQuickAdapter<Status> { public QuickAdapter(Context context) { super(context, R.layout.tweet, DataServer.getSampleData()); } @Override protected void convert(BaseViewHolder helper, Status item) { helper.setText(R.id.tweetName, item.getUserName()) .setText(R.id.tweetText, item.getText()) .setText(R.id.tweetDate, item.getCreatedAt()) .setImageUrl(R.id.tweetAvatar, item.getUserAvatar()) .setVisible(R.id.tweetRT, item.isRetweet()) .linkify(R.id.tweetText); } } ``` **這么復雜的布局只需要15行代碼即可!** #如何添加item點擊事件 ``` mQuickAdapter.setOnRecyclerViewItemClickListener(new BaseQuickAdapter.OnRecyclerViewItemClickListener() { @Override public void onItemClick(View view, int position) { //.. } }); ``` #新增添加子布局多個控件的點擊事件 Adapter ``` protected void convert(BaseViewHolder helper, Status item) { helper.setOnClickListener(R.id.tweetAvatar, new OnItemChildClickListener()) .setOnClickListener(R.id.tweetName, new OnItemChildClickListener()); } ``` Activity ``` mQuickAdapter.setOnRecyclerViewItemChildClickListener(new BaseQuickAdapter.OnRecyclerViewItemChildClickListener() { @Override public void onItemChildClick(BaseQuickAdapter adapter, View view, int position) { String content = null; Status status = (Status) adapter.getItem(position); switch (view.getId()) { case R.id.tweetAvatar: content = "img:" + status.getUserAvatar(); break; case R.id.tweetName: content = "name:" + status.getUserName(); break; } Toast.makeText(AnimationUseActivity.this, content, Toast.LENGTH_LONG).show(); } }); ``` #如何使用它添加動畫? ``` // 一行代碼搞定(默認為漸顯效果) quickAdapter.openLoadAnimation(); ``` 不喜歡漸顯動畫可以這樣更換 ``` // 默認提供5種方法(漸顯、縮放、從下到上,從左到右、從右到左) quickAdapter.openLoadAnimation(BaseQuickAdapter.ALPHAIN); ``` 還是沒你喜歡的,你可以自定義 ``` // 自定義動畫如此輕松 quickAdapter.openLoadAnimation(new BaseAnimation() { @Override public Animator[] getAnimators(View view) { return new Animator[]{ ObjectAnimator.ofFloat(view, "scaleY", 1, 1.1f, 1), ObjectAnimator.ofFloat(view, "scaleX", 1, 1.1f, 1) }; } }); ``` #使用它添加頭部添加尾部 ``` mQuickAdapter.addHeaderView(getView()); mQuickAdapter.addFooterView(getView()); ``` #使用它加載更多 ``` mQuickAdapter.setOnLoadMoreListener(PAGE_SIZE, new BaseQuickAdapter.RequestLoadMoreListener() { @Override public void onLoadMoreRequested() { if (mCurrentCounter >= TOTAL_COUNTER) { mRecyclerView.post(new Runnable() { @Override public void run() { mQuickAdapter.isNextLoad(false); } }); } else { // reqData mCurrentCounter = mQuickAdapter.getItemCount(); mQuickAdapter.isNextLoad(true); } } }); ``` #使用分組 ``` public class SectionAdapter extends BaseSectionQuickAdapter<MySection> { public SectionAdapter(Context context, int layoutResId, int sectionHeadResId, List data) { super(context, layoutResId, sectionHeadResId, data); } @Override protected void convert(BaseViewHolder helper, MySection item) { helper.setImageUrl(R.id.iv, (String) item.t); } @Override protected void convertHead(BaseViewHolder helper,final MySection item) { helper.setText(R.id.header, item.header); if(!item.isMroe)helper.setVisible(R.id.more,false); else helper.setOnClickListener(R.id.more, new View.OnClickListener() { @Override public void onClick(View v) { Toast.makeText(context,item.header+"more..",Toast.LENGTH_LONG).show(); } }); } ``` #如何添加多種類型item? ``` public class MultipleItemQuickAdapter extends BaseMultiItemQuickAdapter<MultipleItem> { public MultipleItemQuickAdapter(Context context, List data) { super(context, data); addItmeType(MultipleItem.TEXT, R.layout.text_view); addItmeType(MultipleItem.IMG, R.layout.image_view); } @Override protected void convert(BaseViewHolder helper, MultipleItem item) { switch (helper.getItemViewType()) { case MultipleItem.TEXT: helper.setImageUrl(R.id.tv, item.getContent()); break; case MultipleItem.IMG: helper.setImageUrl(R.id.iv, item.getContent()); break; } } } ``` #使用setEmptyView ``` mQuickAdapter.setEmptyView(getView()); ``` >**持續更新!,所以推薦Star項目 [\[源碼地址\]](https://github.com/CymChad/BaseRecyclerViewAdapterHelper)** #感謝 [JoanZapata / base-adapter-helper](https://github.com/JoanZapata/base-adapter-helper)
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