主要的两个类MyViewHolder、MyBaseAdapter
相关笔记:
1、ListView –> Adapter extends BaseAdapter -> ViewHolder
ViewHolder
CommonAdapter
2、通用的ViewHolder类
convertView.setTag(holder);
ViewHolder:Item 各种控件的引用
Map< int , View> -> SparseArray(当key为int,value为Object时可以用此容器,效率更高)
getView(int id)
public View getView(int position ,View convertView, ViewGroup parent){
ViewHolder holder = ..
TextView tv = holder.getView(viewId);
}
调用方法
new MyBaseAdapter<String>(this, null, R.layout.activity_main){
@Override
public void convert(MyViewHolder holder, String t) {
// TODO Auto-generated method stub
holder.setText(R.id.action_settings, t);
......
}
};