上拉下拉刷新(1)

布局中：

代码中：

package com.zhangli.xiala;

import java.util.ArrayList;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.widget.AbsListView;
import android.widget.AbsListView.OnScrollListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class MainActivity extends Activity {

	private ArrayList date;
	private ArrayAdapter adapter;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		date = new ArrayList();
		for (int i = 0; i <20; i++) {
			date.add("" + i);
		}

		ListView listView = (ListView) findViewById(R.id.listView);
		adapter = new ArrayAdapter(this, android.R.layout.simple_list_item_1, date);
		listView.setAdapter(adapter);

		listView.setOnScrollListener(new OnScrollListener() {

			private int firstVisibleItem, visibleItemCount, totalItemCount;
			// firstVisibleItem:第一条数据
			// visibleItemCount:屏幕显示的数据数量
			// totalItemCount:总的数据数量
			
			@Override
			public void onScrollStateChanged(AbsListView view, int scrollState) {
				// SCROLL_STATE_IDLE表示刷新完成
				if (scrollState == OnScrollListener.SCROLL_STATE_IDLE) {
					Log.d("000000000", "firstVisibleItem=" + firstVisibleItem + ",visibleItemCount=" + visibleItemCount
							+ ",totalItemCount=" + totalItemCount);
					boolean b = (firstVisibleItem + visibleItemCount)  
 

  上拉下拉刷新（2）：http://blog.csdn.net/zhangli_/article/details/50332475