Android 中BaseAdapter 与ButterKinfe 基类封装

package com.zhiteng.base.adapter;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;

import androidx.annotation.LayoutRes;

import java.util.List;

import butterknife.ButterKnife;

/**
 * Adapter 基类封装
 */
public abstract class CustomAdapter extends BaseAdapter {
    protected String TAG = CustomAdapter.class.getSimpleName();
    private Context context;
    private List<?> list;
    private int layoutId;

    public CustomAdapter(Context context, List<?> list) {
        this.context = context;
        this.list = list;
    }


    public void setLayoutId(int layoutId) {
        this.layoutId = layoutId;
    }

    /**
     * 构造函数
     *
     * @param context  上下文
     * @param list     需要展示的数据列表
     * @param layoutId 布局文件ID
     */
    public CustomAdapter(Context context, List<?> list, @LayoutRes int layoutId) {
        this(context, list);
        this.layoutId = layoutId;
    }

    /**
     * 设置数据
     *
     * @param list
     */
    public void setNewList(List<?> list) {
        this.list = list;
        notifyDataSetChanged();
    }


    /**
     * 获取当前Adapter 中的数据
     *
     * @return
     */
    public List<?> getData() {
        return list;
    }

    @Override
    public int getCount() {
        return list.size();
    }

    @Override
    public Object getItem(int position) {
        return list.get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        if (layoutId == 0) {
            throw new NullPointerException("当前未初始化布局，请初始化布局,layoutId is Error");
        }
        BaseViewHolder viewHolder = null;
        if (convertView == null) {
            convertView = LayoutInflater.from(context).inflate(layoutId, null, false);
            viewHolder = getViewHolder();
            viewHolder.setView(convertView);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (BaseViewHolder) convertView.getTag();
        }

        setViewOnData(getItem(position), viewHolder);
        return convertView;
    }

    protected abstract void setViewOnData(Object bean, BaseViewHolder baseViewHolder);


    private ChildClickListener childClickListener;

    public void setChildClickListener(ChildClickListener childClickListener) {
        this.childClickListener = childClickListener;
    }


    protected abstract BaseViewHolder getViewHolder();

    interface ChildClickListener {
        void itemChildClick(int position, int resId);
    }


    public class BaseViewHolder {
        public void setView(View view) {
            ButterKnife.bind(this, view);
        }
    }

}