Java tutorial
/** * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * http://www.apache.org/licenses/LICENSE-2.0 * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.xuejian.client.lxp.module.toolbox.im; import android.app.ProgressDialog; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.WindowManager; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.ListView; import android.widget.TextView; import com.aizou.core.dialog.ToastUtil; import com.aizou.core.widget.SideBar; import com.easemob.chat.EMContactManager; import com.easemob.exceptions.EaseMobException; import com.xuejian.client.lxp.R; import com.xuejian.client.lxp.common.account.AccountManager; import com.xuejian.client.lxp.config.Constant; import com.xuejian.client.lxp.db.IMUser; import com.xuejian.client.lxp.module.toolbox.HisMainPageActivity; import com.xuejian.client.lxp.module.toolbox.im.adapter.ContactAdapter; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.Iterator; import java.util.List; import java.util.Map; /** * ? * */ public class ContactlistFragment extends Fragment { private ContactAdapter adapter; private List<IMUser> contactList; private ListView listView; private SideBar indexBar; private TextView indexDialogTv; private boolean hidden; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { return inflater.inflate(R.layout.fragment_contact_list, container, false); } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); getActivity().getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN); if (savedInstanceState != null && savedInstanceState.getBoolean("isConflict", false)) return; // inputMethodManager = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE); listView = (ListView) getView().findViewById(R.id.list); indexBar = (SideBar) getView().findViewById(R.id.sb_index); indexDialogTv = (TextView) getView().findViewById(R.id.dialog); //search = (EditText) getView().findViewById(R.id.contact_search_tv); /*InputMethodManager imm = (InputMethodManager)getActivity().getSystemService(Context.INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(search.getWindowToken(), InputMethodManager.HIDE_IMPLICIT_ONLY);*/ indexBar.setTextView(indexDialogTv); indexBar.setTextColor(getResources().getColor(R.color.app_theme_color_secondary)); contactList = new ArrayList<IMUser>(); // ?contactlist getContactList(); // adapter adapter = new ContactAdapter(getActivity(), R.layout.row_contact, contactList); listView.setAdapter(adapter); indexBar.setOnTouchingLetterChangedListener(new SideBar.OnTouchingLetterChangedListener() { @Override public void onTouchingLetterChanged(String s) { int position = adapter.getPositionForIndex(s); if (position != -1) { listView.setSelection(position + 1); } } }); listView.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { String username = adapter.getItem(position).getUsername(); if (Constant.NEW_FRIENDS_USERNAME.equals(username)) { // ? IMUser user = AccountManager.getInstance().getContactList(getActivity()) .get(Constant.NEW_FRIENDS_USERNAME); user.setUnreadMsgCount(0); startActivity(new Intent(getActivity(), NewFriendsMsgActivity.class)); } else if (Constant.GROUP_USERNAME.equals(username)) { // ?? startActivity(new Intent(getActivity(), GroupsActivity.class)); } else { // demo?? startActivity(new Intent(getActivity(), HisMainPageActivity.class).putExtra("userId", adapter.getItem(position).getUserId().intValue())); } } }); // listView.setOnTouchListener(new OnTouchListener() { // // @Override // public boolean onTouch(View v, MotionEvent event) { // // ?? // if (getActivity().getWindow().getAttributes().softInputMode != WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN) { // if (getActivity().getCurrentFocus() != null) // inputMethodManager.hideSoftInputFromWindow(getActivity().getCurrentFocus().getWindowToken(), // InputMethodManager.HIDE_NOT_ALWAYS); // } // return false; // } // }); // registerForContextMenu(listView); } @Override public void onHiddenChanged(boolean hidden) { super.onHiddenChanged(hidden); this.hidden = hidden; if (!hidden) { refresh(); } } @Override public void onResume() { super.onResume(); // MobclickAgent.onPageStart("page_friends_lists"); if (!hidden) { refresh(); } } @Override public void onPause() { super.onPause(); // MobclickAgent.onPageEnd("page_friends_lists"); } @Override public void onDestroy() { super.onDestroy(); } /** * user??? */ private void moveToBlacklist(final String username) { final ProgressDialog pd = new ProgressDialog(getActivity()); pd.setMessage("???..."); pd.setCanceledOnTouchOutside(false); pd.show(); new Thread(new Runnable() { public void run() { try { //??? EMContactManager.getInstance().addUserToBlackList(username, true); if (isAdded()) getActivity().runOnUiThread(new Runnable() { public void run() { pd.dismiss(); // Toast.makeText(getActivity(), "????", Toast.LENGTH_SHORT).show(); ToastUtil.getInstance(getActivity()).showToast("?"); } }); } catch (EaseMobException e) { e.printStackTrace(); if (isAdded()) getActivity().runOnUiThread(new Runnable() { public void run() { pd.dismiss(); // Toast.makeText(getActivity(), "???", Toast.LENGTH_SHORT).show(); ToastUtil.getInstance(getActivity()).showToast("~??"); } }); } } }).start(); } // ui public void refresh() { try { // ?? getActivity().runOnUiThread(new Runnable() { public void run() { getContactList(); adapter.notifyDataSetChanged(); } }); } catch (Exception e) { e.printStackTrace(); } } private void getContactList() { Map<String, IMUser> users = AccountManager.getInstance().getContactList(getActivity()); if (users == null) { return; } contactList.clear(); Iterator<Map.Entry<String, IMUser>> iterator = users.entrySet().iterator(); while (iterator.hasNext()) { Map.Entry<String, IMUser> entry = iterator.next(); if (!entry.getKey().equals(Constant.NEW_FRIENDS_USERNAME) && !entry.getKey().equals(Constant.GROUP_USERNAME)) { contactList.add(entry.getValue()); } } // ? Collections.sort(contactList, new Comparator<IMUser>() { @Override public int compare(IMUser lhs, IMUser rhs) { return lhs.getHeader().compareTo(rhs.getHeader()); } }); // // """?" // contactList.add(0, users.get(Constant.GROUP_USERNAME)); // ""? IMUser user = users.get(Constant.NEW_FRIENDS_USERNAME); if (user != null) { contactList.add(0, users.get(Constant.NEW_FRIENDS_USERNAME)); } } }