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 cn.ucai.foraging.activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.IntentFilter; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentTransaction; import android.text.TextUtils; import android.util.Log; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.KeyEvent; import android.view.View; import android.widget.Button; import android.widget.TextView; import android.widget.Toast; import com.easemob.EMCallBack; import com.easemob.EMConnectionListener; import com.easemob.EMError; import com.easemob.EMEventListener; import com.easemob.EMGroupChangeListener; import com.easemob.EMNotifierEvent; import com.easemob.EMValueCallBack; import com.easemob.chat.EMChatManager; import com.easemob.chat.EMContactListener; import com.easemob.chat.EMContactManager; import com.easemob.chat.EMConversation; import com.easemob.chat.EMConversation.EMConversationType; import com.easemob.chat.EMGroup; import com.easemob.chat.EMGroupManager; import com.easemob.chat.EMMessage; import com.easemob.chat.EMMessage.ChatType; import com.easemob.chat.EMMessage.Type; import com.easemob.chat.TextMessageBody; import com.easemob.util.EMLog; import com.easemob.util.HanziToPinyin; import com.easemob.util.NetUtils; import com.umeng.analytics.MobclickAgent; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.UUID; import cn.ucai.foraging.Constant; import cn.ucai.foraging.DemoHXSDKHelper; import cn.ucai.foraging.applib.controller.HXSDKHelper; import cn.ucai.foraging.db.InviteMessgeDao; import cn.ucai.foraging.db.UserDao; import cn.ucai.foraging.domain.InviteMessage; import cn.ucai.foraging.domain.User; import cn.ucai.foraging.fragment.EatFragment; import cn.ucai.foraging.utils.CommonUtils; public class MainActivity extends BaseActivity implements EMEventListener { protected static final String TAG = "MainActivity"; // ?textview private TextView unreadLabel; // textview private TextView unreadAddressLable; private Button[] mTabs; private ContactlistFragment contactListFragment; // private ChatHistoryFragment chatHistoryFragment; private ChatAllHistoryFragment chatHistoryFragment; private SettingsFragment settingFragment; private Fragment[] fragments; private int index; // ?fragmentindex private int currentTabIndex; // ? public boolean isConflict = false; // ? private boolean isCurrentAccountRemoved = false; private MyConnectionListener connectionListener = null; private MyGroupChangeListener groupChangeListener = null; EatFragment mEatFragment; /** * ?? */ public boolean getCurrentAccountRemoved() { return isCurrentAccountRemoved; } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); if (savedInstanceState != null && savedInstanceState.getBoolean(Constant.ACCOUNT_REMOVED, false)) { // ??home???appcrash // fragment?? DemoHXSDKHelper.getInstance().logout(true, null); finish(); startActivity(new Intent(this, LoginActivity.class)); return; } else if (savedInstanceState != null && savedInstanceState.getBoolean("isConflict", false)) { // T??home???appcrash // fragment?? finish(); startActivity(new Intent(this, LoginActivity.class)); return; } setContentView(cn.ucai.foraging.R.layout.activity_main); initView(); // MobclickAgent.setDebugMode( true ); // --?-- MobclickAgent.updateOnlineConfig(this); if (getIntent().getBooleanExtra("conflict", false) && !isConflictDialogShow) { showConflictDialog(); } else if (getIntent().getBooleanExtra(Constant.ACCOUNT_REMOVED, false) && !isAccountRemovedDialogShow) { showAccountRemovedDialog(); } inviteMessgeDao = new InviteMessgeDao(this); userDao = new UserDao(this); // fragment??? // chatHistoryFragment = new ChatHistoryFragment(); // ?fragment chatHistoryFragment = new ChatAllHistoryFragment(); contactListFragment = new ContactlistFragment(); settingFragment = new SettingsFragment(); mEatFragment = new EatFragment(); fragments = new Fragment[] { mEatFragment, contactListFragment, settingFragment }; // fragment getSupportFragmentManager().beginTransaction() .add(cn.ucai.foraging.R.id.fragment_container, settingFragment) .add(cn.ucai.foraging.R.id.fragment_container, chatHistoryFragment) .add(cn.ucai.foraging.R.id.fragment_container, mEatFragment).hide(mEatFragment).show(mEatFragment) .commit(); init(); //??? ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getUserProfileManager().asyncGetCurrentUserInfo(); } private void init() { // setContactListener??? EMContactManager.getInstance().setContactListener(new MyContactListener()); // ??listener connectionListener = new MyConnectionListener(); EMChatManager.getInstance().addConnectionListener(connectionListener); groupChangeListener = new MyGroupChangeListener(); // ?listener EMGroupManager.getInstance().addGroupChangeListener(groupChangeListener); // registerInternalDebugReceiver(); } static void asyncFetchGroupsFromServer() { HXSDKHelper.getInstance().asyncFetchGroupsFromServer(new EMCallBack() { @Override public void onSuccess() { HXSDKHelper.getInstance().noitifyGroupSyncListeners(true); if (HXSDKHelper.getInstance().isContactsSyncedWithServer()) { HXSDKHelper.getInstance().notifyForRecevingEvents(); } } @Override public void onError(int code, String message) { HXSDKHelper.getInstance().noitifyGroupSyncListeners(false); } @Override public void onProgress(int progress, String status) { } }); } static void asyncFetchContactsFromServer() { HXSDKHelper.getInstance().asyncFetchContactsFromServer(new EMValueCallBack<List<String>>() { @Override public void onSuccess(List<String> usernames) { Context context = HXSDKHelper.getInstance().getAppContext(); System.out.println("----------------" + usernames.toString()); EMLog.d("roster", "contacts size: " + usernames.size()); Map<String, User> userlist = new HashMap<String, User>(); for (String username : usernames) { User user = new User(); user.setUsername(username); setUserHearder(username, user); userlist.put(username, user); } // user"" User newFriends = new User(); newFriends.setUsername(Constant.NEW_FRIENDS_USERNAME); String strChat = context.getString(cn.ucai.foraging.R.string.Application_and_notify); newFriends.setNick(strChat); userlist.put(Constant.NEW_FRIENDS_USERNAME, newFriends); // "?" User groupUser = new User(); String strGroup = context.getString(cn.ucai.foraging.R.string.group_chat); groupUser.setUsername(Constant.GROUP_USERNAME); groupUser.setNick(strGroup); groupUser.setHeader(""); userlist.put(Constant.GROUP_USERNAME, groupUser); // "?" User chatRoomItem = new User(); String strChatRoom = context.getString(cn.ucai.foraging.R.string.chat_room); chatRoomItem.setUsername(Constant.CHAT_ROOM); chatRoomItem.setNick(strChatRoom); chatRoomItem.setHeader(""); userlist.put(Constant.CHAT_ROOM, chatRoomItem); // "Robot" User robotUser = new User(); String strRobot = context.getString(cn.ucai.foraging.R.string.robot_chat); robotUser.setUsername(Constant.CHAT_ROBOT); robotUser.setNick(strRobot); robotUser.setHeader(""); userlist.put(Constant.CHAT_ROBOT, robotUser); // ((DemoHXSDKHelper) HXSDKHelper.getInstance()).setContactList(userlist); // db UserDao dao = new UserDao(context); List<User> users = new ArrayList<User>(userlist.values()); dao.saveContactList(users); HXSDKHelper.getInstance().notifyContactsSyncListener(true); if (HXSDKHelper.getInstance().isGroupsSyncedWithServer()) { HXSDKHelper.getInstance().notifyForRecevingEvents(); } ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getUserProfileManager() .asyncFetchContactInfosFromServer(usernames, new EMValueCallBack<List<User>>() { @Override public void onSuccess(List<User> uList) { ((DemoHXSDKHelper) HXSDKHelper.getInstance()).updateContactList(uList); ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getUserProfileManager() .notifyContactInfosSyncListener(true); } @Override public void onError(int error, String errorMsg) { } }); } @Override public void onError(int error, String errorMsg) { HXSDKHelper.getInstance().notifyContactsSyncListener(false); } }); } static void asyncFetchBlackListFromServer() { HXSDKHelper.getInstance().asyncFetchBlackListFromServer(new EMValueCallBack<List<String>>() { @Override public void onSuccess(List<String> value) { EMContactManager.getInstance().saveBlackList(value); HXSDKHelper.getInstance().notifyBlackListSyncListener(true); } @Override public void onError(int error, String errorMsg) { HXSDKHelper.getInstance().notifyBlackListSyncListener(false); } }); } /** * hearder?header??ABCD...???? * * @param username * @param user */ private static void setUserHearder(String username, User user) { String headerName = null; if (!TextUtils.isEmpty(user.getNick())) { headerName = user.getNick(); } else { headerName = user.getUsername(); } if (username.equals(Constant.NEW_FRIENDS_USERNAME)) { user.setHeader(""); } else if (Character.isDigit(headerName.charAt(0))) { user.setHeader("#"); } else { user.setHeader(HanziToPinyin.getInstance().get(headerName.substring(0, 1)).get(0).target.substring(0, 1) .toUpperCase()); char header = user.getHeader().toLowerCase().charAt(0); if (header < 'a' || header > 'z') { user.setHeader("#"); } } } /** * ? */ private void initView() { unreadLabel = (TextView) findViewById(cn.ucai.foraging.R.id.unread_msg_number); unreadAddressLable = (TextView) findViewById(cn.ucai.foraging.R.id.unread_address_number); mTabs = new Button[4]; mTabs[0] = (Button) findViewById(cn.ucai.foraging.R.id.btn_1); mTabs[1] = (Button) findViewById(cn.ucai.foraging.R.id.btn_2); mTabs[2] = (Button) findViewById(cn.ucai.foraging.R.id.btn_3); mTabs[3] = (Button) findViewById(cn.ucai.foraging.R.id.btn_4); // tab? mTabs[0].setSelected(true); // registerForContextMenu(mTabs[1]); } /** * button * * @param view */ public void onTabClicked(View view) { switch (view.getId()) { case cn.ucai.foraging.R.id.btn_1: index = 0; break; case cn.ucai.foraging.R.id.btn_2: index = 1; break; case cn.ucai.foraging.R.id.btn_3: index = 2; break; case cn.ucai.foraging.R.id.btn_4: index = 3; break; } if (currentTabIndex != index) { FragmentTransaction trx = getSupportFragmentManager().beginTransaction(); trx.hide(fragments[currentTabIndex]); if (!fragments[index].isAdded()) { trx.add(cn.ucai.foraging.R.id.fragment_container, fragments[index]); } trx.show(fragments[index]).commit(); } mTabs[currentTabIndex].setSelected(false); // ?tab? mTabs[index].setSelected(true); currentTabIndex = index; } /** * ? */ @Override public void onEvent(EMNotifierEvent event) { switch (event.getEvent()) { case EventNewMessage: // ? { EMMessage message = (EMMessage) event.getData(); // ??? HXSDKHelper.getInstance().getNotifier().onNewMsg(message); refreshUI(); break; } case EventOfflineMessage: { refreshUI(); break; } case EventConversationListChanged: { refreshUI(); break; } default: break; } } private void refreshUI() { runOnUiThread(new Runnable() { public void run() { // bottom bar? updateUnreadLabel(); if (currentTabIndex == 0) { // ?????? if (chatHistoryFragment != null) { chatHistoryFragment.refresh(); } } } }); } @Override public void back(View view) { super.back(view); } @Override protected void onDestroy() { super.onDestroy(); if (conflictBuilder != null) { conflictBuilder.create().dismiss(); conflictBuilder = null; } if (connectionListener != null) { EMChatManager.getInstance().removeConnectionListener(connectionListener); } if (groupChangeListener != null) { EMGroupManager.getInstance().removeGroupChangeListener(groupChangeListener); } try { unregisterReceiver(internalDebugReceiver); } catch (Exception e) { } } /** * ? */ public void updateUnreadLabel() { // int count = getUnreadMsgCountTotal(); // if (count > 0) { // unreadLabel.setText(String.valueOf(count)); // unreadLabel.setVisibility(View.VISIBLE); // } else { // unreadLabel.setVisibility(View.INVISIBLE); // } } /** * ? */ public void updateUnreadAddressLable() { runOnUiThread(new Runnable() { public void run() { int count = getUnreadAddressCountTotal(); if (count > 0) { // unreadAddressLable.setText(String.valueOf(count)); unreadAddressLable.setVisibility(View.VISIBLE); } else { unreadAddressLable.setVisibility(View.INVISIBLE); } } }); } /** * ?? * * @return */ public int getUnreadAddressCountTotal() { int unreadAddressCountTotal = 0; if (((DemoHXSDKHelper) HXSDKHelper.getInstance()).getContactList() .get(Constant.NEW_FRIENDS_USERNAME) != null) unreadAddressCountTotal = ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getContactList() .get(Constant.NEW_FRIENDS_USERNAME).getUnreadMsgCount(); return unreadAddressCountTotal; } /** * ?? * * @return */ public int getUnreadMsgCountTotal() { int unreadMsgCountTotal = 0; int chatroomUnreadMsgCount = 0; unreadMsgCountTotal = EMChatManager.getInstance().getUnreadMsgsCount(); for (EMConversation conversation : EMChatManager.getInstance().getAllConversations().values()) { if (conversation.getType() == EMConversationType.ChatRoom) chatroomUnreadMsgCount = chatroomUnreadMsgCount + conversation.getUnreadMsgCount(); } return unreadMsgCountTotal - chatroomUnreadMsgCount; } private InviteMessgeDao inviteMessgeDao; private UserDao userDao; /*** * ??listener * */ public class MyContactListener implements EMContactListener { @Override public void onContactAdded(List<String> usernameList) { // ?? Map<String, User> localUsers = ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getContactList(); Map<String, User> toAddUsers = new HashMap<String, User>(); for (String username : usernameList) { User user = setUserHead(username); // ??added if (!localUsers.containsKey(username)) { userDao.saveContact(user); } toAddUsers.put(username, user); } localUsers.putAll(toAddUsers); // ui if (currentTabIndex == 1) contactListFragment.refresh(); } @Override public void onContactDeleted(final List<String> usernameList) { // Map<String, User> localUsers = ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getContactList(); for (String username : usernameList) { localUsers.remove(username); userDao.deleteContact(username); inviteMessgeDao.deleteMessage(username); } runOnUiThread(new Runnable() { public void run() { // ?? String st10 = getResources().getString(cn.ucai.foraging.R.string.have_you_removed); if (ChatActivity.activityInstance != null && usernameList.contains(ChatActivity.activityInstance.getToChatUsername())) { Toast.makeText(MainActivity.this, ChatActivity.activityInstance.getToChatUsername() + st10, Toast.LENGTH_LONG).show(); ChatActivity.activityInstance.finish(); } updateUnreadLabel(); // ui contactListFragment.refresh(); chatHistoryFragment.refresh(); } }); } @Override public void onContactInvited(String username, String reason) { // ???(???)??????????? List<InviteMessage> msgs = inviteMessgeDao.getMessagesList(); for (InviteMessage inviteMessage : msgs) { if (inviteMessage.getGroupId() == null && inviteMessage.getFrom().equals(username)) { inviteMessgeDao.deleteMessage(username); } } // ?javabean InviteMessage msg = new InviteMessage(); msg.setFrom(username); msg.setTime(System.currentTimeMillis()); msg.setReason(reason); Log.d(TAG, username + "?,reason: " + reason); // status msg.setStatus(InviteMessage.InviteMesageStatus.BEINVITEED); notifyNewIviteMessage(msg); } @Override public void onContactAgreed(String username) { List<InviteMessage> msgs = inviteMessgeDao.getMessagesList(); for (InviteMessage inviteMessage : msgs) { if (inviteMessage.getFrom().equals(username)) { return; } } // ?javabean InviteMessage msg = new InviteMessage(); msg.setFrom(username); msg.setTime(System.currentTimeMillis()); Log.d(TAG, username + "???"); msg.setStatus(InviteMessage.InviteMesageStatus.BEAGREED); notifyNewIviteMessage(msg); } @Override public void onContactRefused(String username) { // ???,demo Log.d(username, username + "??"); } } /** * ?listener * */ public class MyConnectionListener implements EMConnectionListener { @Override public void onConnected() { boolean groupSynced = HXSDKHelper.getInstance().isGroupsSyncedWithServer(); boolean contactSynced = HXSDKHelper.getInstance().isContactsSyncedWithServer(); // in case group and contact were already synced, we supposed to notify sdk we are ready to receive the events if (groupSynced && contactSynced) { new Thread() { @Override public void run() { HXSDKHelper.getInstance().notifyForRecevingEvents(); } }.start(); } else { if (!groupSynced) { asyncFetchGroupsFromServer(); } if (!contactSynced) { asyncFetchContactsFromServer(); } if (!HXSDKHelper.getInstance().isBlackListSyncedWithServer()) { asyncFetchBlackListFromServer(); } } runOnUiThread(new Runnable() { @Override public void run() { chatHistoryFragment.errorItem.setVisibility(View.GONE); } }); } @Override public void onDisconnected(final int error) { final String st1 = getResources() .getString(cn.ucai.foraging.R.string.can_not_connect_chat_server_connection); final String st2 = getResources().getString(cn.ucai.foraging.R.string.the_current_network); runOnUiThread(new Runnable() { @Override public void run() { if (error == EMError.USER_REMOVED) { // ??? showAccountRemovedDialog(); } else if (error == EMError.CONNECTION_CONFLICT) { // ??dialog showConflictDialog(); } else { chatHistoryFragment.errorItem.setVisibility(View.VISIBLE); if (NetUtils.hasNetwork(MainActivity.this)) chatHistoryFragment.errorText.setText(st1); else chatHistoryFragment.errorText.setText(st2); } } }); } } /** * MyGroupChangeListener */ public class MyGroupChangeListener implements EMGroupChangeListener { @Override public void onInvitationReceived(String groupId, String groupName, String inviter, String reason) { boolean hasGroup = false; for (EMGroup group : EMGroupManager.getInstance().getAllGroups()) { if (group.getGroupId().equals(groupId)) { hasGroup = true; break; } } if (!hasGroup) return; // String st3 = getResources().getString(cn.ucai.foraging.R.string.Invite_you_to_join_a_group_chat); EMMessage msg = EMMessage.createReceiveMessage(Type.TXT); msg.setChatType(ChatType.GroupChat); msg.setFrom(inviter); msg.setTo(groupId); msg.setMsgId(UUID.randomUUID().toString()); msg.addBody(new TextMessageBody(inviter + " " + st3)); // ?? EMChatManager.getInstance().saveMessage(msg); // ??? HXSDKHelper.getInstance().getNotifier().viberateAndPlayTone(msg); runOnUiThread(new Runnable() { public void run() { updateUnreadLabel(); // ui if (currentTabIndex == 0) chatHistoryFragment.refresh(); if (CommonUtils.getTopActivity(MainActivity.this).equals(GroupsActivity.class.getName())) { GroupsActivity.instance.onResume(); } } }); } @Override public void onInvitationAccpted(String groupId, String inviter, String reason) { } @Override public void onInvitationDeclined(String groupId, String invitee, String reason) { } @Override public void onUserRemoved(String groupId, String groupName) { // ??Tdemo? // ui runOnUiThread(new Runnable() { public void run() { try { updateUnreadLabel(); if (currentTabIndex == 0) chatHistoryFragment.refresh(); if (CommonUtils.getTopActivity(MainActivity.this).equals(GroupsActivity.class.getName())) { GroupsActivity.instance.onResume(); } } catch (Exception e) { EMLog.e(TAG, "refresh exception " + e.getMessage()); } } }); } @Override public void onGroupDestroy(String groupId, String groupName) { // // ??,demo? // ui runOnUiThread(new Runnable() { public void run() { updateUnreadLabel(); if (currentTabIndex == 0) chatHistoryFragment.refresh(); if (CommonUtils.getTopActivity(MainActivity.this).equals(GroupsActivity.class.getName())) { GroupsActivity.instance.onResume(); } } }); } @Override public void onApplicationReceived(String groupId, String groupName, String applyer, String reason) { // ? InviteMessage msg = new InviteMessage(); msg.setFrom(applyer); msg.setTime(System.currentTimeMillis()); msg.setGroupId(groupId); msg.setGroupName(groupName); msg.setReason(reason); Log.d(TAG, applyer + " ?" + groupName); msg.setStatus(InviteMessage.InviteMesageStatus.BEAPPLYED); notifyNewIviteMessage(msg); } @Override public void onApplicationAccept(String groupId, String groupName, String accepter) { String st4 = getResources().getString(cn.ucai.foraging.R.string.Agreed_to_your_group_chat_application); // ?? EMMessage msg = EMMessage.createReceiveMessage(Type.TXT); msg.setChatType(ChatType.GroupChat); msg.setFrom(accepter); msg.setTo(groupId); msg.setMsgId(UUID.randomUUID().toString()); msg.addBody(new TextMessageBody(accepter + " " + st4)); // ???? EMChatManager.getInstance().saveMessage(msg); // ??? HXSDKHelper.getInstance().getNotifier().viberateAndPlayTone(msg); runOnUiThread(new Runnable() { public void run() { updateUnreadLabel(); // ui if (currentTabIndex == 0) chatHistoryFragment.refresh(); if (CommonUtils.getTopActivity(MainActivity.this).equals(GroupsActivity.class.getName())) { GroupsActivity.instance.onResume(); } } }); } @Override public void onApplicationDeclined(String groupId, String groupName, String decliner, String reason) { // ?demo } } /** * ???? * * @param msg */ private void notifyNewIviteMessage(InviteMessage msg) { saveInviteMsg(msg); // ??? HXSDKHelper.getInstance().getNotifier().viberateAndPlayTone(null); // bottom bar? updateUnreadAddressLable(); // ??ui if (currentTabIndex == 1) contactListFragment.refresh(); } /** * ?msg * * @param msg */ private void saveInviteMsg(InviteMessage msg) { // ?msg inviteMessgeDao.saveMessage(msg); // 1 User user = ((DemoHXSDKHelper) HXSDKHelper.getInstance()).getContactList() .get(Constant.NEW_FRIENDS_USERNAME); if (user.getUnreadMsgCount() == 0) user.setUnreadMsgCount(user.getUnreadMsgCount() + 1); } /** * set head * * @param username * @return */ User setUserHead(String username) { User user = new User(); user.setUsername(username); String headerName = null; if (!TextUtils.isEmpty(user.getNick())) { headerName = user.getNick(); } else { headerName = user.getUsername(); } if (username.equals(Constant.NEW_FRIENDS_USERNAME)) { user.setHeader(""); } else if (Character.isDigit(headerName.charAt(0))) { user.setHeader("#"); } else { user.setHeader(HanziToPinyin.getInstance().get(headerName.substring(0, 1)).get(0).target.substring(0, 1) .toUpperCase()); char header = user.getHeader().toLowerCase().charAt(0); if (header < 'a' || header > 'z') { user.setHeader("#"); } } return user; } @Override protected void onResume() { super.onResume(); if (!isConflict && !isCurrentAccountRemoved) { updateUnreadLabel(); updateUnreadAddressLable(); EMChatManager.getInstance().activityResumed(); } // unregister this event listener when this activity enters the // background DemoHXSDKHelper sdkHelper = (DemoHXSDKHelper) DemoHXSDKHelper.getInstance(); sdkHelper.pushActivity(this); // register the event listener when enter the foreground EMChatManager.getInstance().registerEventListener(this, new EMNotifierEvent.Event[] { EMNotifierEvent.Event.EventNewMessage, EMNotifierEvent.Event.EventOfflineMessage, EMNotifierEvent.Event.EventConversationListChanged }); } @Override protected void onStop() { EMChatManager.getInstance().unregisterEventListener(this); DemoHXSDKHelper sdkHelper = (DemoHXSDKHelper) DemoHXSDKHelper.getInstance(); sdkHelper.popActivity(this); super.onStop(); } @Override protected void onSaveInstanceState(Bundle outState) { outState.putBoolean("isConflict", isConflict); outState.putBoolean(Constant.ACCOUNT_REMOVED, isCurrentAccountRemoved); super.onSaveInstanceState(outState); } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { moveTaskToBack(false); return true; } return super.onKeyDown(keyCode, event); } private android.app.AlertDialog.Builder conflictBuilder; private android.app.AlertDialog.Builder accountRemovedBuilder; private boolean isConflictDialogShow; private boolean isAccountRemovedDialogShow; private BroadcastReceiver internalDebugReceiver; /** * ??dialog */ private void showConflictDialog() { isConflictDialogShow = true; DemoHXSDKHelper.getInstance().logout(false, null); String st = getResources().getString(cn.ucai.foraging.R.string.Logoff_notification); if (!MainActivity.this.isFinishing()) { // clear up global variables try { if (conflictBuilder == null) conflictBuilder = new android.app.AlertDialog.Builder(MainActivity.this); conflictBuilder.setTitle(st); conflictBuilder.setMessage(cn.ucai.foraging.R.string.connect_conflict); conflictBuilder.setPositiveButton(cn.ucai.foraging.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); conflictBuilder = null; finish(); startActivity(new Intent(MainActivity.this, LoginActivity.class)); } }); conflictBuilder.setCancelable(false); conflictBuilder.create().show(); isConflict = true; } catch (Exception e) { EMLog.e(TAG, "---------color conflictBuilder error" + e.getMessage()); } } } /** * ??dialog */ private void showAccountRemovedDialog() { isAccountRemovedDialogShow = true; DemoHXSDKHelper.getInstance().logout(true, null); String st5 = getResources().getString(cn.ucai.foraging.R.string.Remove_the_notification); if (!MainActivity.this.isFinishing()) { // clear up global variables try { if (accountRemovedBuilder == null) accountRemovedBuilder = new android.app.AlertDialog.Builder(MainActivity.this); accountRemovedBuilder.setTitle(st5); accountRemovedBuilder.setMessage(cn.ucai.foraging.R.string.em_user_remove); accountRemovedBuilder.setPositiveButton(cn.ucai.foraging.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); accountRemovedBuilder = null; finish(); startActivity(new Intent(MainActivity.this, LoginActivity.class)); } }); accountRemovedBuilder.setCancelable(false); accountRemovedBuilder.create().show(); isCurrentAccountRemoved = true; } catch (Exception e) { EMLog.e(TAG, "---------color userRemovedBuilder error" + e.getMessage()); } } } @Override protected void onNewIntent(Intent intent) { super.onNewIntent(intent); if (getIntent().getBooleanExtra("conflict", false) && !isConflictDialogShow) { showConflictDialog(); } else if (getIntent().getBooleanExtra(Constant.ACCOUNT_REMOVED, false) && !isAccountRemovedDialogShow) { showAccountRemovedDialog(); } } /** * ?? */ private void registerInternalDebugReceiver() { internalDebugReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { DemoHXSDKHelper.getInstance().logout(true, new EMCallBack() { @Override public void onSuccess() { runOnUiThread(new Runnable() { public void run() { // ?? finish(); startActivity(new Intent(MainActivity.this, LoginActivity.class)); } }); } @Override public void onProgress(int progress, String status) { } @Override public void onError(int code, String message) { } }); } }; IntentFilter filter = new IntentFilter(getPackageName() + ".em_internal_debug"); registerReceiver(internalDebugReceiver, filter); } @Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); //getMenuInflater().inflate(R.menu.context_tab_contact, menu); } }