AssistantListFragment.java

package com.bdyjy.fragment;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Timer;
import java.util.TimerTask;

import com.alibaba.fastjson.JSON;
import com.bdyjy.R;
import com.bdyjy.activity.MainActivity;
import com.bdyjy.adapter.AssistantAdapter;
import com.bdyjy.constants.HandlerOrder;
import com.bdyjy.constants.ParleConstant;
import com.bdyjy.custom.view.XListView;
import com.bdyjy.custom.view.XListView.IXListViewListener;
import com.bdyjy.entity.assistant.AssistantContentQueryResultBean;
import com.bdyjy.entity.assistant.AssistantNewBean;
import com.bdyjy.entity.assistant.AssistantQueryResultBean;
import com.bdyjy.util.OkHttpUtils;
import com.bdyjy.util.SPUtils;

import android.app.Fragment;
import android.content.Context;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.View.OnClickListener;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.EditText;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.TextView.OnEditorActionListener;

/**
 * �ڹ���ѧ�б� Fragment
 * 
 * @author parle
 * 
 */
public class AssistantListFragment extends Fragment implements
		IXListViewListener
{
	Handler handler = null;
	String toastMsg = null;
	final int type = 1;
	final int TIME_LENGTH = 10;

	private int pageSize = 5;// ���ص��б���Ŀ
	private int sizeStep = 5;// ÿ�μ��ص���Ŀ

	private void initHandler()
	{
		handler = new Handler(ctx.getMainLooper())
		{
			@Override
			public void handleMessage(Message msg)
			{
				switch (msg.what)
				{
				case HandlerOrder.TOAST:
					Toast.makeText(ctx, toastMsg, Toast.LENGTH_LONG).show();
					break;
				case HandlerOrder.UPDATE_LISTVIEW:
					listView.onLoad();
					loadData();
					break;
				case HandlerOrder.PROCESSBAR_SHOW:
					ctx.showRoundProcessDialog();
					break;
				case HandlerOrder.PROCESSBAR_HIDE:
					ctx.hideRoundProcessDialog();
					break;
				}
			}
		};
	}

	private MainActivity ctx;

	// �Զ��������б����
	private XListView listView;
	private AssistantAdapter assistantAdapter;
	private List<Map<String, Object>> listItems;

	private TextView tv_back;
	private EditText et_search = null;
	private RelativeLayout rl_search_off = null;
	private RelativeLayout rl_search_on = null;
	private TextView tv_search_cancel;

	public AssistantListFragment(MainActivity ctx)
	{
		this.ctx = ctx;
		initHandler();
	}

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState)
	{
		View view = inflater.inflate(R.layout.assistant_list_fragment, null);
		tv_back = (TextView) view.findViewById(R.id.assistant_list_tv_back);
		tv_back.setOnClickListener(new OnClickListener()
		{
			@Override
			public void onClick(View v)
			{
				ctx.jumpToFirstPageFregment();
			}
		});

		listView = (XListView) view.findViewById(R.id.assistant_listview);
		listView.setPullLoadEnable(true);
		listView.setXListViewListener(this);

		listItems = new ArrayList<Map<String, Object>>();

		// ѡ��ĵ���¼�
		listView.setOnItemClickListener(new OnItemClickListener()
		{

			@Override
			public void onItemClick(AdapterView<?> parent, View view,
					int position, long id)
			{
				// ����ѡ��ĵ���¼�
				TextView tv = (TextView) view
						.findViewById(R.id.assistant_list_item_id);
				// �����������id������ѯ������������ݣ���ʾ����

				// ��ѯ��̨
				getNewsContent(tv.getText().toString());
			}
		});

		// ��������view
		rl_search_off = (RelativeLayout) view
				.findViewById(R.id.assistant_searchbar_off);
		rl_search_on = (RelativeLayout) view
				.findViewById(R.id.assistant_searchbar_on);
		et_search = (EditText) view.findViewById(R.id.assistant_et_search);
		tv_search_cancel = (TextView) view
				.findViewById(R.id.assistant_tv_search_cancel);

		// �����ʼ����
		rl_search_off.setOnClickListener(new OnClickListener()
		{

			@Override
			public void onClick(View v)
			{
				rl_search_off.setVisibility(View.INVISIBLE);
				rl_search_on.setVisibility(View.VISIBLE);
				et_search.setFocusable(true);
				et_search.requestFocus();

				// �Զ��������뷨
				InputMethodManager imm = (InputMethodManager) et_search
						.getContext().getSystemService(
								Context.INPUT_METHOD_SERVICE);
				imm.toggleSoftInput(0, InputMethodManager.SHOW_FORCED);

				Timer timer = new Timer();

				timer.schedule(new TimerTask()
				{
					public void run()
					{
						InputMethodManager inputManager = (InputMethodManager) et_search
								.getContext().getSystemService(
										Context.INPUT_METHOD_SERVICE);
						inputManager.showSoftInput(et_search, 0);
					}
				}, 400);
			}
		});

		// ȡ������
		// tv_search_cancel = (TextView)
		// view.findViewById(R.id.assistant_tv_search_cancel);
		// �ر�������
		tv_search_cancel.setOnClickListener(new OnClickListener()
		{
			@Override
			public void onClick(View v)
			{
				rl_search_off.setVisibility(View.VISIBLE);
				rl_search_on.setVisibility(View.INVISIBLE);
				et_search.setText("");
			}
		});

		// �����������������̨����
		// et_search = (EditText) view.findViewById(R.id.et_search);
		et_search.setOnEditorActionListener(new OnEditorActionListener()
		{
			@Override
			public boolean onEditorAction(TextView v, int actionId,
					KeyEvent event)
			{

				if ((actionId == 0 || actionId == 3) && event != null)
				{
					Toast.makeText(ctx, "�������������Ե�", Toast.LENGTH_SHORT).show();
					// ����������رռ���
					InputMethodManager inputManager = (InputMethodManager) et_search
							.getContext().getSystemService(
									Context.INPUT_METHOD_SERVICE);
					inputManager.hideSoftInputFromWindow(ctx.getCurrentFocus()
							.getWindowToken(),
							InputMethodManager.HIDE_NOT_ALWAYS);
					// ��̨��������
					searchNewsList();
				}
				return false;
			}
		});

		if (null == MainActivity.assistantNewsList)
			getNewsList();
		else
			loadData();

		return view;
	}

	/**
	 * ���ڼ�ְ��Ϣ�����ݣ��̳���������
	 */
	private void loadData()
	{
		// ���ԭ������
		listItems.clear();
		Map<String, Object> map = null;

		if (null != MainActivity.assistantNewsList)
		{
			for (int i = 0; i < MainActivity.assistantNewsList.size(); i++)
			{
				map = new HashMap<String, Object>();

				map.put("job", MainActivity.assistantNewsList.get(i).getTitle());
				map.put("pubFrom", MainActivity.assistantNewsList.get(i)
						.getSector());
				map.put("number", MainActivity.assistantNewsList.get(i)
						.getAsiNum());
				map.put("time", MainActivity.assistantNewsList.get(i)
						.getCreateTime().substring(0, TIME_LENGTH));
				map.put("id", MainActivity.assistantNewsList.get(i).getId());
				listItems.add(map);
			}
		}

		if (null == assistantAdapter)
		{
			assistantAdapter = new AssistantAdapter(ctx, listItems); // ����������
			listView.setAdapter(assistantAdapter);
		} else
		{
			assistantAdapter.refresh(listItems);
		}
	}

	/**
	 * �������װ�Ӻ�̨һ����ȡ��ְ�����б�ķ���
	 * 
	 */
	private void getNewsList()
	{

		Thread thread = new Thread()
		{
			@Override
			public void run()
			{
				// ����get����
				String res = null;

				// ��sharePreference��ȡ��֮ǰ�洢�IJ���
				String token = (String) SPUtils.get(ctx, "token", "");
				String singnature = (String) SPUtils.get(ctx, "singnature", "");
				String st = (String) SPUtils.get(ctx, "st", "");

				try
				{
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_SHOW);
					res = OkHttpUtils.getInstance()
							.doGet(ctx,
									"/admin/asistance/grid.do?pageNo=1&pageSize="
											+ pageSize + "&token=" + token
											+ "&singnature=" + singnature
											+ "&st=" + st);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
				} catch (Exception e)
				{
					e.printStackTrace();
					toastMsg = "��ȡ�ڹ���ѧ�б�ʧ��";
					handler.sendEmptyMessage(HandlerOrder.TOAST);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
					return;
				}

				if (res.trim().length() == 0)
				{
					toastMsg = "��ȡ�ڹ���ѧ�б�ʧ��";
					handler.sendEmptyMessage(HandlerOrder.TOAST);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
					return;
				}
				System.out.println("�������ţ����󷵻صĽ���ǣ�" + res.trim());

				// ���Խ�json��ת����bean����
				AssistantQueryResultBean assistantQRB = JSON.parseObject(res,
						AssistantQueryResultBean.class);

				// ��������˵���������������ݣ���Ҫ�������ȡ���ŵı���
				String app_result_key = assistantQRB.getApp_result_key();
				System.out.println("******xxxx:" + app_result_key);

				if ("0".equals(app_result_key))
				{
					List<AssistantNewBean> list = assistantQRB.getData()
							.getRows();
					for (AssistantNewBean n : list)
					{
						System.out.println(n.getTitle());
					}
					MainActivity.assistantNewsList = list;
					handler.sendEmptyMessage(HandlerOrder.UPDATE_LISTVIEW);
				}
				handler.sendEmptyMessage(HandlerOrder.UPDATE_LISTVIEW);

			}
		};

		thread.start();
	}

	/**
	 * �������װ�Ӻ�̨һ����ȡ�������ݵķ���
	 * 
	 * @param id
	 */
	private void getNewsContent(final String id)
	{
		new Thread()
		{
			@Override
			public void run()
			{
				// ����get����
				String res = null;

				// ��sharePreference��ȡ��֮ǰ�洢�IJ���
				String token = (String) SPUtils.get(ctx, "token", "");
				String singnature = (String) SPUtils.get(ctx, "singnature", "");
				String st = (String) SPUtils.get(ctx, "st", "");

				try
				{
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_SHOW);
					res = OkHttpUtils.getInstance().doGet(
							ctx,
							"/admin/asistance/findById.do?id=" + id + "&token="
									+ token + "&singnature=" + singnature
									+ "&st=" + st);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
				} catch (Exception e)
				{
					e.printStackTrace();
					toastMsg = "��ȡ������Ϣʧ��";
					handler.sendEmptyMessage(HandlerOrder.TOAST);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
					return;
				}

				if (res.trim().length() == 0)
				{
					toastMsg = "��ȡ��������ʧ��";
					handler.sendEmptyMessage(HandlerOrder.TOAST);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
					return;
				}
				System.out.println("��������ҳ��" + res.trim());
				Log.d("content", res.trim());

				// JSON����
				AssistantContentQueryResultBean assistantCQR = JSON
						.parseObject(res, AssistantContentQueryResultBean.class);

				String app_result_key = assistantCQR.getApp_result_key();
				// System.out.println("xxxx:" + app_result_key);

				if ("0".equals(app_result_key))
				{
					AssistantNewBean assistant = assistantCQR.getEntity();
					MainActivity.assistantNew = assistant;
				}
				ctx.jumpToClickById(ParleConstant.JUMP_ASSISTANT_CONTENT);
			}
		}.start();
	}

	/**
	 * ��̨��������
	 */

	private void searchNewsList()
	{

		Thread thread = new Thread()
		{
			@Override
			public void run()
			{
				// ����get����
				String res = null;

				// ��sharePreference��ȡ��֮ǰ�洢�IJ���
				String token = (String) SPUtils.get(ctx, "token", "");
				String singnature = (String) SPUtils.get(ctx, "singnature", "");
				String st = (String) SPUtils.get(ctx, "st", "");
				String searchKeys = et_search.getText().toString().trim();

				try
				{
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_SHOW);
					res = OkHttpUtils.getInstance().doGet(
							ctx,
							"/admin/asistance/grid.do?pageNo=1&pageSize="
									+ pageSize + "&type="

									+ type + "&pageSearchKeys=" + searchKeys
									+ "&token=" + token + "&singnature="
									+ singnature + "&st=" + st);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
				} catch (Exception e)
				{
					e.printStackTrace();
					toastMsg = "��ȡ�ڹ���ѧ�б�ʧ��";
					handler.sendEmptyMessage(HandlerOrder.TOAST);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
					return;
				}

				if (res.trim().length() == 0)
				{
					toastMsg = "��ȡ�ڹ���ѧ�б�ʧ��";
					handler.sendEmptyMessage(HandlerOrder.TOAST);
					handler.sendEmptyMessage(HandlerOrder.PROCESSBAR_HIDE);
					return;
				}
				System.out.println("�������ţ����󷵻صĽ���ǣ�" + res.trim());

				// ���Խ�json��ת����bean����
				AssistantQueryResultBean assistantQRB = JSON.parseObject(res,
						AssistantQueryResultBean.class);

				// ��������˵���������������ݣ���Ҫ�������ȡ���ŵı���
				String app_result_key = assistantQRB.getApp_result_key();
				System.out.println("******xxxx:" + app_result_key);

				if ("0".equals(app_result_key))
				{
					List<AssistantNewBean> list = assistantQRB.getData()
							.getRows();
					if (list.size() == 0)
					{
						toastMsg = "û�ҵ���Ҫ������";
						handler.sendEmptyMessage(HandlerOrder.TOAST);
					}
					for (AssistantNewBean n : list)
					{
						System.out.println(n.getTitle());
					}
					MainActivity.assistantNewsList = list;
					handler.sendEmptyMessage(HandlerOrder.UPDATE_LISTVIEW);
				}
				handler.sendEmptyMessage(HandlerOrder.UPDATE_LISTVIEW);

			}
		};

		thread.start();
	}

	@Override
	public void onRefresh()
	{
		// TODO Auto-generated method stub
		getNewsList();
	}

	@Override
	public void onLoadMore()
	{
		// TODO Auto-generated method stub
		pageSize += sizeStep;
		getNewsList();
	}
}