Fragment_Friends.java

package com.juns.wechat.view.fragment;

import net.tsz.afinal.FinalDb;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.PixelFormat;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.LinearLayout.LayoutParams;
import android.widget.ListView;
import android.widget.TextView;

import com.juns.wechat.Constants;
import com.juns.wechat.GloableParams;
import com.juns.wechat.R;
import com.juns.wechat.adpter.ContactAdapter;
import com.juns.wechat.bean.User;
import com.juns.wechat.chat.ChatActivity;
import com.juns.wechat.common.Utils;
import com.juns.wechat.view.activity.FriendMsgActivity;
import com.juns.wechat.view.activity.GroupListActivity;
import com.juns.wechat.view.activity.NewFriendsListActivity;
import com.juns.wechat.view.activity.PublishUserListActivity;
import com.juns.wechat.view.activity.SearchActivity;
import com.juns.wechat.widght.SideBar;

//通讯录

public class Fragment_Friends extends Fragment implements OnClickListener,
		OnItemClickListener {
	private Activity ctx;
	private View layout, layout_head;
	private ListView lvContact;
	private SideBar indexBar;
	private TextView mDialogText;
	private WindowManager mWindowManager;

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {
		if (layout == null) {
			ctx = this.getActivity();
			layout = ctx.getLayoutInflater().inflate(R.layout.fragment_friends,
					null);
			mWindowManager = (WindowManager) ctx
					.getSystemService(Context.WINDOW_SERVICE);
			initViews();
			initData();
			setOnListener();
		} else {
			ViewGroup parent = (ViewGroup) layout.getParent();
			if (parent != null) {
				parent.removeView(layout);
			}
		}
		return layout;
	}

	private void initViews() {
		lvContact = (ListView) layout.findViewById(R.id.lvContact);

		mDialogText = (TextView) LayoutInflater.from(getActivity()).inflate(
				R.layout.list_position, null);
		mDialogText.setVisibility(View.INVISIBLE);
		indexBar = (SideBar) layout.findViewById(R.id.sideBar);
		indexBar.setListView(lvContact);
		WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
				LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT,
				WindowManager.LayoutParams.TYPE_APPLICATION,
				WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
						| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
				PixelFormat.TRANSLUCENT);
		mWindowManager.addView(mDialogText, lp);
		indexBar.setTextView(mDialogText);
		layout_head = ctx.getLayoutInflater().inflate(
				R.layout.layout_head_friend, null);
		lvContact.addHeaderView(layout_head);

	}

	@Override
	public void onDestroy() {
		mWindowManager.removeView(mDialogText);
		super.onDestroy();
	}

	/**
	 * 刷新页面
	 */
	public void refresh() {
		initData();
	}

	private void initData() {
		if (GloableParams.UserInfos != null) {
			lvContact.setAdapter(new ContactAdapter(getActivity(),
					GloableParams.UserInfos));
		} else {
			FinalDb db = FinalDb
					.create(getActivity(), Constants.DB_NAME, false);
			GloableParams.UserInfos = db.findAllByWhere(User.class, "type='N'");
			lvContact.setAdapter(new ContactAdapter(getActivity(),
					GloableParams.UserInfos));
			for (User user : GloableParams.UserInfos) {
				GloableParams.Users.put(user.getTelephone(), user);
			}
			// Intent intent = new Intent(getActivity(), UpdateService.class);
			// getActivity().startService(intent);
		}
	}

	private void setOnListener() {
		lvContact.setOnItemClickListener(this);
		layout_head.findViewById(R.id.layout_addfriend)
				.setOnClickListener(this);
		layout_head.findViewById(R.id.layout_search).setOnClickListener(this);
		layout_head.findViewById(R.id.layout_group).setOnClickListener(this);
		layout_head.findViewById(R.id.layout_public).setOnClickListener(this);
	}

	@Override
	public void onClick(View v) {
		switch (v.getId()) {
		case R.id.layout_search:// 搜索好友及公众号
			Utils.start_Activity(getActivity(), SearchActivity.class);
			break;
		case R.id.layout_addfriend:// 添加好友
			Utils.start_Activity(getActivity(), NewFriendsListActivity.class);
			break;
		case R.id.layout_group:// 群聊
			Utils.start_Activity(getActivity(), GroupListActivity.class);
			break;
		case R.id.layout_public:// 公众号
			Utils.start_Activity(getActivity(), PublishUserListActivity.class);
			break;
		default:
			break;
		}
	}

	@Override
	public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
		User user = GloableParams.UserInfos.get(arg2 - 1);
		if (user != null) {
			Intent intent = new Intent(getActivity(), FriendMsgActivity.class);
			intent.putExtra(Constants.NAME, user.getUserName());
			intent.putExtra(Constants.TYPE, ChatActivity.CHATTYPE_SINGLE);
			intent.putExtra(Constants.User_ID, user.getTelephone());
			getActivity().startActivity(intent);
			getActivity().overridePendingTransition(R.anim.push_left_in,
					R.anim.push_left_out);
		}

	}
}