android弹出选择对话框-仿某团购网android客户端栏目选择
?效果图二：
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未完善，还比较简单：
? 弹出对话框，先只显示左边列表，右边列表需要宽度设置为0，用visiable会影响使用。
?选中左边列表时，再根据数据情况展现右边或者是选中提交。
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PopupCategory.java
package com.example.ysq.adapter;import java.util.List;import com.example.ysq.R;import com.example.ysq.entity.CategoryEntity;import android.content.Context;import android.graphics.Color;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.ImageView;import android.widget.TextView;public class CategoryAdapter extends BaseAdapter {private List<CategoryEntity> entityList;private LayoutInflater inflater;private int itemViewResource;private int index = 0;public CategoryAdapter(Context paramContext, List<CategoryEntity> entityList, int itemViewResource) {this.inflater = ((LayoutInflater) paramContext.getSystemService("layout_inflater"));this.entityList = entityList;this.itemViewResource = itemViewResource;}public void setData(List<CategoryEntity> paramList){this.entityList=paramList;notifyDataSetChanged();}private CategoryEntity b(int paramInt) {return (CategoryEntity) this.entityList.get(paramInt);}public final void setFocus(int index ) {this.index = index ;notifyDataSetChanged();}public final int getCount() {if (isNull(this.entityList))return 0;return this.entityList.size();}public final long getItemId(int paramInt) {return paramInt;}public final View getView(int paramInt, View paramView,ViewGroup paramViewGroup) {CategoryEntity localwk = b(paramInt);ListItemView itemView; if (paramView == null) { paramView = this.inflater.inflate(this.itemViewResource, paramViewGroup, false); itemView = new ListItemView(); itemView.name = ((TextView)paramView.findViewById(R.id.name)); itemView.count = ((TextView)paramView.findViewById(R.id.count)); itemView.haschild = ((ImageView)paramView.findViewById(R.id.haschild)); paramView.setTag(itemView); }else{ itemView = (ListItemView)paramView.getTag(); } if(this.itemViewResource==R.layout.category_item){//父结构 if(localwk.getSeq()==this.index){ paramView.setBackgroundColor(Color.argb(255,234,234,234));//#ffeaeaea }else{ paramView.setBackgroundDrawable(null); } } itemView.name.setText(localwk.getName()); if (localwk.getCount() != -1) itemView.count.setText(String.valueOf(localwk.getCount())); if (isNull(localwk.getChildList())) itemView.haschild.setVisibility(View.INVISIBLE); else itemView.haschild.setVisibility(View.VISIBLE); return paramView;}static class ListItemView{ TextView name; TextView count; public ImageView haschild;}public <T> boolean isNull(List<T> paramList) {return (paramList == null) || (paramList.isEmpty());}@Overridepublic Object getItem(int arg0) {// TODO Auto-generated method stubreturn null;}}?
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