asmack的API实现XMPP协议通讯

package com.asmack.im.ui; import java.util.ArrayList; import java.util.List; import org.jivesoftware.smack.XMPPException; import org.jivesoftware.smack.packet.Presence; import android.app.AlertDialog; import android.content.DialogInterface; import android.graphics.Color; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnLongClickListener; import android.view.ViewGroup; import android.view.ViewGroup.LayoutParams; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.BaseAdapter; import android.widget.BaseExpandableListAdapter; import android.widget.EditText; import android.widget.ExpandableListView; import android.widget.LinearLayout; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import com.asmack.im.R; import com.asmack.im.comm.AContacterActivity; import com.asmack.im.comm.ConnectionUtils; import com.asmack.im.comm.manager.ContacterManager; import com.asmack.im.comm.manager.ContacterManager.MRosterGroup; import com.asmack.im.comm.model.User; public class ContacterActivity extends AContacterActivity { private ExpandableListView contacterList = null; private ContacterExpandAdapter expandAdapter = null; private ListView inviteList = null; private InviteAdapter inviteAdapter = null; private List<User> inviteUsers = new ArrayList<User>(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.ui_main); init(); } private void init() { contacterList = (ExpandableListView) findViewById(R.id.main_expand_list); expandAdapter = new ContacterExpandAdapter( ContacterManager.getGroups(ConnectionUtils.getConnection() .getRoster())); contacterList.setAdapter(expandAdapter); inviteList = (ListView) findViewById(R.id.main_invite_list); inviteAdapter = new InviteAdapter(); inviteList.setAdapter(inviteAdapter); inviteList.setOnItemClickListener(inviteListClick); } @Override protected void onPause() { super.onPause(); } @Override protected void onResume() { super.onResume(); } private OnClickListener contacterOnClick = new OnClickListener() { @Override public void onClick(View v) { createChat((User) v.getTag()); } }; private User clickUser = null; private OnLongClickListener contacterOnLongClick = new OnLongClickListener() { @Override public boolean onLongClick(View v) { String[] longClickItems = null; clickUser = (User) v.getTag(); if (clickUser.getGroupName() != null) { longClickItems = new String[] { "设置昵称", "添加好友", "删除好友", "加入组", "更改组名", "退出该组" }; } else { longClickItems = new String[] { "设置昵称", "添加好友", "删除好友", "加入组" }; } new AlertDialog.Builder(MContext) .setItems(longClickItems, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { switch (which) { // 设置昵称 case 0: setNickname(clickUser); break; // 添加好友 case 1: addSubscriber(); break; // 删除好友 case 2: try { removeSubscriber(clickUser.getJID()); } catch (XMPPException e) { } break; // 加入组 case 3: addToGroup(clickUser); break; // 更改组名 case 4: updateGroupNameA(clickUser .getGroupName() + ""); break; // 移出组 case 5: removeUserFromGroup(clickUser, clickUser.getGroupName()); break; } } }).setTitle("选项").show(); return false; } }; /** * 设置昵称 * * @param user */ private void setNickname(final User user) { final EditText name_input = new EditText(ContacterActivity.this); name_input.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); name_input.setHint("输入昵称"); new AlertDialog.Builder(ContacterActivity.this).setTitle("修改昵称") .setView(name_input) .setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String name = name_input.getText().toString(); if (!"".equals(name)) setNickname(user, name); } }).setNegativeButton("取消", null).show(); } /** * 添加好友 */ private void addSubscriber() { final EditText name_input = new EditText(ContacterActivity.this); name_input.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); name_input.setHint("输入JID"); final EditText nickname = new EditText(ContacterActivity.this); nickname.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); nickname.setHint("输入昵称"); LinearLayout layout = new LinearLayout(ContacterActivity.this); layout.setOrientation(LinearLayout.VERTICAL); layout.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); layout.addView(name_input); layout.addView(nickname); new AlertDialog.Builder(ContacterActivity.this).setTitle("添加好友") .setView(layout) .setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String n = nickname.getText().toString(); if ("".equals(n)) { n = null; } try { createSubscriber(name_input.getText().toString(), n, null); } catch (XMPPException e) { } } }).setNegativeButton("取消", null).show(); } /** * 加入组 * * @param user */ private void addToGroup(final User user) { final EditText name_input = new EditText(ContacterActivity.this); name_input.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); name_input.setHint("输入组名"); new AlertDialog.Builder(ContacterActivity.this).setTitle("加入组") .setView(name_input) .setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { String groupName = name_input.getText().toString(); if (!"".equals(groupName)) addUserToGroup(user, groupName); } }).setNegativeButton("取消", null).show(); } /** * 修改组名 * * @param user */ private void updateGroupNameA(final String groupName) { final EditText name_input = new EditText(ContacterActivity.this); name_input.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); name_input.setHint("输入组名"); new AlertDialog.Builder(ContacterActivity.this).setTitle("修改组名") .setView(name_input) .setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { updateGroupName(groupName, name_input.getText() .toString()); } }).setNegativeButton("取消", null).show(); } private OnItemClickListener inviteListClick = new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> arg0, View view, int arg2, long arg3) { final String subFrom = view.getTag().toString(); new AlertDialog.Builder(MContext) .setMessage(subFrom + "请求添加您为好友") .setTitle("提示") .setPositiveButton("添加", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) {