使用recyclerView和GridView实现动态显示商品属性

package com.zqy.myselectorspec; import android.app.Activity; import android.content.Context; import android.graphics.drawable.BitmapDrawable; import android.os.Bundle; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.OrientationHelper; import android.support.v7.widget.RecyclerView; import android.util.Log; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.view.WindowManager; import android.widget.Button; import android.widget.ListView; import android.widget.PopupWindow; import android.widget.TextView; import java.util.ArrayList; import java.util.List; public class RecylerSkuActivity extends Activity implements OnClickListener { private Button id_put_cart; private PopupWindow popup; private View parentView; private RecyclerView id_myRecyclerView; private List<SkuBean> datas; MyrecyclerViewAdapter adater; private TextView tv_sku,tv_sku_stock; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); parentView = LayoutInflater.from(this).inflate(R.layout.activity_recyler_sku, null); setContentView(parentView); initData(); initPop(); initView(); } private void initData() { datas = new ArrayList<>(); SkuBean skuBean1 = new SkuBean(); List<Bean> list1 = new ArrayList<>(); skuBean1.setTitle("尺寸"); list1.add(new Bean("S", "1")); list1.add(new Bean("M", "1")); list1.add(new Bean("L", "1")); list1.add(new Bean("XL", "1")); list1.add(new Bean("XXL", "1")); list1.add(new Bean("XXXL", "1")); skuBean1.setContent(list1); datas.add(skuBean1); SkuBean skuBean2 = new SkuBean(); List<Bean> list2 = new ArrayList<>(); skuBean2.setTitle("颜色"); list2.add(new Bean("红色", "1")); list2.add(new Bean("橙色", "1")); list2.add(new Bean("黄色", "1")); list2.add(new Bean("绿色", "1")); list2.add(new Bean("青色", "1")); list2.add(new Bean("蓝色", "1")); list2.add(new Bean("紫色", "1")); skuBean2.setContent(list2); datas.add(skuBean2); } //初始化popwindow private void initPop() { WindowManager wm = (WindowManager) getSystemService(Context.WINDOW_SERVICE); int height = wm.getDefaultDisplay().getHeight() * 3 / 4; LayoutInflater mLayoutInflater = (LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE); View contentView = mLayoutInflater.inflate(R.layout.popup_layout, null);// R.layout.pop为 PopupWindow 的布局文件 popup = new PopupWindow(contentView, ViewGroup.LayoutParams.FILL_PARENT, height); // 使其聚集 popup.setFocusable(true); // 设置允许在外点击消失 popup.setOutsideTouchable(true); // 这个是为了点击“返回Back”也能使其消失，并且并不会影响你的背景 popup.setBackgroundDrawable(new BitmapDrawable()); // 设置popWindow的显示和消失动画 popup.setAnimationStyle(R.style.mypopwindow_anim_style); tv_sku_stock = (TextView) contentView.findViewById(R.id.tv_sku_stock);//已选择的规格选项 tv_sku = (TextView) contentView.findViewById(R.id.tv_sku);//没有选择的规格选项 id_myRecyclerView = (RecyclerView) contentView.findViewById(R.id.id_myRecyclerView); LinearLayoutManager layoutManager = new LinearLayoutManager(this); //设置布局管理器 id_myRecyclerView.setLayoutManager(layoutManager); //设置为垂直布局，这也是默认的 layoutManager.setOrientation(OrientationHelper.VERTICAL); adater = new MyrecyclerViewAdapter(this, datas); adater.setItemClickListener(new MyrecyclerViewAdapter.onItemAndGvItemClickListener() { @Override public void onItemAndGvItemClick(Bean bean, int position, int gv_position) { switch (bean.getStates()){ case "0"://选中 datas.get(position).getContent().get(gv_position).setStates("1"); datas.get(position).setChooseNum(false); updateText(); adater.notifyDataSetChanged(); break; case "1"://没有选择 for(int i=0;i<datas.get(position).getContent().size();i++){ datas.get(position).getContent().get(i).setStates("1"); } datas.get(position).getContent().get(gv_position).setStates("0"); datas.get(position).setChooseNum(true); updateText(); adater.notifyDataSetChanged(); break; case "2"://不可选 break; } } }); id_myRecyclerView.setAdapter(adater); } // 更新数据显示 private void updateText() { tv_sku_stock.setText(""); tv_sku.setText(""); String skuStr = ""; String skuStockStr = ""; for(int i=0;i<datas.size();i++){ if(datas.get(i).getChooseNum()){//被选中 if(skuStockStr.equals("")){ for(int j=0;j<datas.get(i).getContent().size();j++){ if(datas.get(i).getContent().get(j).getStates().equals("0")){ skuStockStr = datas.get(i).getTitle()+":"+datas.get(i).getContent().get(j).getName(); } } }else { for(int j=0;j<datas.get(i).getContent().size();j++){ if(datas.get(i).getContent().get(j).getStates().equals("0")){ skuStockStr = datas.get(i).getTitle() + ":" + datas.get(i).getContent().get(j).getName() + "," + skuStockStr; } } } }else{//没有被选中 if(skuStr.equals("")){ skuStr = datas.get(i).getTitle(); }else{ skuStr = datas.get(i).getTitle()+","+skuStr; } } } if(!skuStr.equals("")){ tv_sku.setText("请选择"+skuStr); } if(!skuStockStr.equals("")){ tv_sku_stock.setText("您已选择："+skuStockStr); } } private void initView() { id_put_cart = (Button) findViewById(R.id.id_put_cart);//加入购物车 id_put_cart.setOnClickListener(this); } @Override public void onClick(View v) { switch (v.getId()) { case R.id.id_put_cart: int[] location = new int[2]; id_put_cart.getLocationOnScreen(location); popup.showAtLocation(id_put_cart, Gravity.NO_GRAVITY, location[0], location[1] - popup.getHeight()); break; } } }