1.刚开始启动时需要的时间更新
2.之后的一直刷新的时间更新
// 刷新两者之前的时间判断
private String refreshtime; //这个String是调用onRefresh()方法的当前时间
private String lastime; //第一次启动Activity时通过SharedPreferences获取保存的时间
private String lastimes; //是软件启动之后把上一次的刷新时间设置给lastimes
private String nowtime; //启动Activity时的系统当前时间
public SharedPreferences settings;
// 判断是否是刚启动
private int time01 = 0;
private boolean time02 = true;
1.
@Override
public void onRefresh() {
// TODO Auto-generated method stub
handler.postDelayed(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
lastimes = refreshtime;
compareRefresh();
adapter = new SimpleAdapter(IndustyDetailActivity.this,
listitem, R.layout.item_detail_industy, new String[] {
"txt01", "txt02" }, new int[] { R.id.txt01,
R.id.txt02 });
xlist.setAdapter(adapter);
refreshtime = new SimpleDateFormat("MM-dd HH:mm")
.format(new Date());
SharedPreferences.Editor editor = settings.edit();
editor.putString("lastime", refreshtime);
editor.commit();
time02 = false;
onLoad();
}
}, 3000);
}
上面的方法是ListView下拉刷新自定义的一个接口,这个方法百度得到
2
private void onLoad() {
xlist.stopRefresh();
xlist.stopLoadMore();
// 判断刷新之间的时间
compareRefreshTime();
} //这个方法也是自定义ListView的时候自定义的
// 判断刷新之间的时间
private void compareRefreshTime() {
System.out.println("之后-->" + lastimes);
System.out.println("之后的刷新--->" + refreshtime);
long last = 0;
long refresh = 0;
try {
if (time01 < 2) {
last = new SimpleDateFormat("MM-dd HH:mm").parse(lastime)
.getTime();
time01++;
} else {
last = new SimpleDateFormat("MM-dd HH:mm").parse(lastimes)
.getTime();
}
if (time02) {
refresh = new SimpleDateFormat("MM-dd HH:mm").parse(nowtime)
.getTime();
time02 = false;
} else {
refresh = new SimpleDateFormat("MM-dd HH:mm")
.parse(refreshtime).getTime();
}
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if ((refresh - last) / 60000 < 1) {
xlist.setRefreshTime("刚刚");
} else if ((refresh - last) / 60000 < 10) {
xlist.setRefreshTime((refresh - last) / 60000 + "分钟之前");
} else if ((refresh - last) / 3600000 < 10) {
xlist.setRefreshTime((refresh - last) / 3600000 + "小时之前");
} else {
xlist.setRefreshTime(lastime);
}
}