SwipeRefreshLayout.setRefreshing(false) 停不下来 肿么办啊该怎么解决

SwipeRefreshLayout.setRefreshing(false) 停不下来 肿么办啊!
直接扔代码吧
哎

package cn.lianfa.elec.SceneManagement;

import java.io.File;
import java.util.ArrayList;

import cn.lianfa.elec.R;
import android.R.anim;
import android.annotation.SuppressLint;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Environment;
import android.support.v4.app.ListFragment;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v4.widget.SwipeRefreshLayout.OnRefreshListener;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ListView;

public class SceneAllPicFragment extends ListFragment {
	String RootFilePath = Environment.getExternalStorageDirectory().getPath()
			+ "/pdpic/image";

	ArrayList<ScenePicture> listItem = new ArrayList<ScenePicture>(); // ListView的数据源

	SwipeRefreshLayout swipelayout;

	@SuppressLint("NewApi")
	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {

		// 添加SwipeRefreshLayout
		View layout = super.onCreateView(inflater, container,
				savedInstanceState);
		swipelayout = new SwipeRefreshLayout(getActivity());
		swipelayout.addView(layout);
		// swipelayout.setOverScrollMode(SwipeRefreshLayout.OVER_SCROLL_NEVER);

//		swipelayout.setColorScheme(android.R.color.darker_gray,
//				android.R.color.white, android.R.color.darker_gray,
//				android.R.color.white);
		swipelayout.setOnRefreshListener(new OnRefreshListener() {

			@Override
			public void onRefresh() {
				// TODO Auto-generated method stub
				System.out.println("刷新开始!!!");
				if (swipelayout.isRefreshing()!=true)
				{
				initData();
				}
				System.out.println("刷新结束!!!");
			}
		});

		// TODO Auto-generated method stub
		if (listItem.size() == 0) {
			initData();
		}
		;
		AllPicBaseAdapter Allpicbsadptr = new AllPicBaseAdapter(getActivity()
				.getBaseContext(), R.layout.all_picinfo_item, listItem);
		setListAdapter(Allpicbsadptr);

		return swipelayout;

	}

	private void initData() {
		// TODO Auto-generated method stub
		// 将所有文件存入list中
		Runnable run=new Runnable() {
			
			@Override
			public void run() {
				// TODO Auto-generated method stub
				swipelayout.setRefreshing(true);
				listItem.clear();
				File f = new File(RootFilePath);
				File[] files = f.listFiles();// 列出所有文件
				if (files != null) {
					for (int i = 0; i <= files.length - 1; i++) {
						File file = files[i];
						System.out.println(file.toURI().getPath());
						ScenePicture pic = new ScenePicture(android.net.Uri.parse(file
								.toURI().getPath()));
						listItem.add(pic);
					}
				}
				swipelayout.setRefreshing(false);
			}
		};
		new Thread(run).start();

	}

	@Override
	public void onListItemClick(ListView l, View v, int position, long id) {
		// TODO Auto-generated method stub
		super.onListItemClick(l, v, position, id);
	}
}

------解决思路----------------------
 if (swipelayout.isRefreshing()!=true)
                {
                initData();
                }
这个错了,这句你放在监听里,监听是刷新的时候触发的,所以这个时候swipelayout.isRefreshing()就是true的,根本就不执行initData(),所以就没有执行swipelayout.setRefreshing(false);