google谷歌官方的上拉刷新(可变的颜色)

来源：互联网发布：数控编程的内容和步骤编辑：程序博客网时间：2024/05/29 19:36

怎么感觉官方的上拉刷新就是在xml布局中加入了android.support.v4.widget.SwipeRefreshLayout，然后在mSwipeLayout这个对象中进行配置一些参数就可以实现下拉刷新了。（首先须把你的support library的版本升级到19.1或更新），没有在特别在libs中加入架包。只有v4和v7

/* * Created by Storm Zhang, Mar 31, 2014. */package com.zhy.swiperefreshlayoutdemo;import java.util.ArrayList;import java.util.Arrays;import java.util.List;import android.annotation.SuppressLint;import android.app.Activity;import android.os.Bundle;import android.os.Handler;import android.support.v4.widget.SwipeRefreshLayout;import android.util.Log;import android.widget.ArrayAdapter;import android.widget.ListView;public class MainActivity extends Activity implements SwipeRefreshLayout.OnRefreshListener {private static final int REFRESH_COMPLETE = 0X110;private SwipeRefreshLayout mSwipeLayout;private ListView mListView;private ArrayAdapter<String> mAdapter;private List<String> mDatas = new ArrayList<String>(Arrays.asList("Java", "Javascript", "C++", "Ruby", "Json", "HTML"));private Handler mHandler = new Handler() {public void handleMessage(android.os.Message msg) {switch (msg.what) {case REFRESH_COMPLETE://mDatas添加数据并且更新adaptermDatas.addAll(Arrays.asList("Lucene", "Canvas", "Bitmap"));mAdapter.notifyDataSetChanged();// 设置正在刷新，当设置为true是它会一直有刷新的动画效果，如果设置为false它刷新后就停止刷新mSwipeLayout.setRefreshing(false);break;}};};protected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);mListView = (ListView) findViewById(R.id.id_listview);mSwipeLayout = (SwipeRefreshLayout) findViewById(R.id.id_swipe_ly);mSwipeLayout.setOnRefreshListener(this);// scheme是方案、规划mSwipeLayout.setColorScheme(android.R.color.holo_green_dark, android.R.color.holo_green_light,android.R.color.holo_orange_light, android.R.color.holo_red_light);//添加的内容//mDatas是数据源mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mDatas);mListView.setAdapter(mAdapter);}public void onRefresh() {// Log.e("xxx", Thread.currentThread().getName());// UI ThreadmHandler.sendEmptyMessageDelayed(REFRESH_COMPLETE, 2000);}}

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent" >    <android.support.v4.widget.SwipeRefreshLayout        android:id="@+id/id_swipe_ly"        android:layout_width="match_parent"        android:layout_height="match_parent" >        <ListView            android:id="@+id/id_listview"            android:layout_width="match_parent"            android:layout_height="match_parent" >        </ListView>    </android.support.v4.widget.SwipeRefreshLayout></RelativeLayout>

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