src/com/android/im/app/NewChatActivity.java - platform/packages/apps/IM - Git at Google

 /*
  * Copyright (C) 2008 Esmertec AG.
  * Copyright (C) 2008 The Android Open Source Project
  *
  * 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.android.im.app;

 import static com.android.im.service.ImServiceConstants.ACTION_MANAGE_SUBSCRIPTION;
 import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_ACCOUNT_ID;
 import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_FROM_ADDRESS;
 import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_PROVIDER_ID;
 import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_SHOW_MULTIPLE;

 import com.android.im.IChatSession;
 import com.android.im.R;
 import com.android.im.app.adapter.ChatListenerAdapter;
 import com.android.im.plugin.BrandingResourceIDs;
 import com.android.im.provider.Imps;

 import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.ContentResolver;
 import android.content.ContentUris;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.database.Cursor;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.RemoteException;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.Window;
 import android.widget.ImageView;
 import android.widget.SimpleAdapter;
 import android.widget.Toast;

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

 public class NewChatActivity extends Activity {

     private static final int REQUEST_PICK_CONTACTS = RESULT_FIRST_USER + 1;

     ImApp mApp;

     ChatView mChatView;
     SimpleAlertHandler mHandler;

     private AlertDialog mSmileyDialog;
     private ChatSwitcher mChatSwitcher;

     private LayoutInflater mInflater;

     @Override
     protected void onCreate(Bundle icicle) {
         super.onCreate(icicle);

         requestWindowFeature(Window.FEATURE_NO_TITLE);

         setContentView(R.layout.chat_view);

         mChatView = (ChatView) findViewById(R.id.chatView);
         mHandler = mChatView.mHandler;
         mInflater = LayoutInflater.from(this);

         mApp = ImApp.getApplication(this);
         mChatSwitcher = new ChatSwitcher(this, mHandler, mApp, mInflater, null);

         final Handler handler = new Handler();
         mApp.callWhenServiceConnected(handler, new Runnable() {
             public void run() {
                 resolveIntent(getIntent());
             }
         });
     }

     @Override
     protected void onResume() {
         super.onResume();
         mChatView.onResume();
     }

     @Override
     protected void onPause() {
         mChatView.onPause();
         super.onPause();
     }

     @Override
     protected void onNewIntent(Intent intent) {
         resolveIntent(intent);
     }

     void resolveIntent(Intent intent) {
         if (requireOpenDashboardOnStart(intent)) {
             long providerId = intent.getLongExtra(EXTRA_INTENT_PROVIDER_ID, -1L);
             final long accountId = intent.getLongExtra(EXTRA_INTENT_ACCOUNT_ID, -1L);
             if (providerId == -1L || accountId == -1L) {
                 finish();
             } else {
                 mChatSwitcher.open();
             }
             return;
         }

         if (ACTION_MANAGE_SUBSCRIPTION.equals(intent.getAction())) {
             long providerId = intent.getLongExtra(EXTRA_INTENT_PROVIDER_ID, -1);
             String from = intent.getStringExtra(EXTRA_INTENT_FROM_ADDRESS);
             if ((providerId == -1) || (from == null)) {
                 finish();
             } else {
                 mChatView.bindSubscription(providerId, from);
             }
         } else {
             Uri data = intent.getData();
             String type = getContentResolver().getType(data);
             if (Imps.Chats.CONTENT_ITEM_TYPE.equals(type)) {
                 mChatView.bindChat(ContentUris.parseId(data));
             } else if (Imps.Invitation.CONTENT_ITEM_TYPE.equals(type)) {
                 mChatView.bindInvitation(ContentUris.parseId(data));
             }
         }
     }

     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         MenuInflater inflater = getMenuInflater();
         inflater.inflate(R.menu.chat_screen_menu, menu);

         long providerId = mChatView.getProviderId();
         BrandingResources brandingRes = mApp.getBrandingResource(providerId);
         menu.findItem(R.id.menu_view_friend_list).setTitle(
                 brandingRes.getString(BrandingResourceIDs.STRING_MENU_CONTACT_LIST));
         menu.findItem(R.id.menu_switch_chats).setTitle(
                 brandingRes.getString(BrandingResourceIDs.STRING_MENU_SWITCH_CHATS));
         menu.findItem(R.id.menu_insert_smiley).setTitle(
                 brandingRes.getString(BrandingResourceIDs.STRING_MENU_INSERT_SMILEY));
         menu.findItem(R.id.menu_end_conversation).setTitle(
                 brandingRes.getString(BrandingResourceIDs.STRING_MENU_END_CHAT));
         menu.findItem(R.id.menu_view_profile).setTitle(
                 brandingRes.getString(BrandingResourceIDs.STRING_MENU_VIEW_PROFILE));
         menu.findItem(R.id.menu_block_contact).setTitle(
                 brandingRes.getString(BrandingResourceIDs.STRING_MENU_BLOCK_CONTACT));
         return true;
     }

     @Override
     public boolean onPrepareOptionsMenu(Menu menu) {
         super.onPrepareOptionsMenu(menu);

         //XXX hide the invite menu, group chat is not supported by the server.
         menu.findItem(R.id.menu_invite_contact).setVisible(false);

         //XXX HACK: Yahoo! doesn't allow to block a friend. We can only block a temporary contact.
         ProviderDef provider = mApp.getProvider(mChatView.getProviderId());
         if ((provider != null) && Imps.ProviderNames.YAHOO.equals(provider.mName)) {
             if (Imps.Contacts.TYPE_TEMPORARY != mChatView.mType) {
                 menu.findItem(R.id.menu_block_contact).setVisible(false);
             }
         }
         return true;
     }

     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
             case R.id.menu_view_friend_list:
                 finish();
                 showRosterScreen();
                 return true;

             case R.id.menu_insert_smiley:
                 showSmileyDialog();
                 return true;

             case R.id.menu_end_conversation:
                 mChatView.closeChatSession();
                 return true;

             case R.id.menu_switch_chats:
                 if (mChatSwitcher.isOpen()) {
                     mChatSwitcher.close();
                 } else {
                     mChatSwitcher.open();
                 }

                 return true;

             case R.id.menu_invite_contact:
                 startContactPicker();
                 return true;

             case R.id.menu_view_profile:
                 mChatView.viewProfile();
                 return true;

             case R.id.menu_block_contact:
                 mChatView.blockContact();
                 return true;

             case R.id.menu_prev_chat:
                 switchChat(-1);
                 return true;

             case R.id.menu_next_chat:
                 switchChat(1);
                 return true;

             case R.id.menu_quick_switch_0:
             case R.id.menu_quick_switch_1:
             case R.id.menu_quick_switch_2:
             case R.id.menu_quick_switch_3:
             case R.id.menu_quick_switch_4:
             case R.id.menu_quick_switch_5:
             case R.id.menu_quick_switch_6:
             case R.id.menu_quick_switch_7:
             case R.id.menu_quick_switch_8:
             case R.id.menu_quick_switch_9:
                 mChatSwitcher.handleShortcut(item.getAlphabeticShortcut());
                 return true;
         }

         return super.onOptionsItemSelected(item);
     }

     @Override
     public boolean dispatchKeyEvent(KeyEvent event) {
         if (event.getKeyCode() == KeyEvent.KEYCODE_BACK
                 && event.getAction() == KeyEvent.ACTION_DOWN) {
             mChatView.closeChatSessionIfInactive();
         }
         return super.dispatchKeyEvent(event);
     }

     /**
      * Check whether we are asked to open Dashboard on startup.
      */
     private boolean requireOpenDashboardOnStart(Intent intent) {
         return intent.getBooleanExtra(EXTRA_INTENT_SHOW_MULTIPLE, false);
     }

     private void showRosterScreen() {
         Intent intent = new Intent(Intent.ACTION_VIEW);
         intent.setClass(this, ContactListActivity.class);
         intent.putExtra(EXTRA_INTENT_ACCOUNT_ID, mChatView.getAccountId());
         startActivity(intent);
     }

     private void showSmileyDialog() {
         if (mSmileyDialog == null) {
             long providerId = mChatView.getProviderId();

             final BrandingResources brandingRes = mApp.getBrandingResource(providerId);
             int[] icons = brandingRes.getSmileyIcons();
             String[] names = brandingRes.getStringArray(
                     BrandingResourceIDs.STRING_ARRAY_SMILEY_NAMES);
             final String[] texts = brandingRes.getStringArray(
                     BrandingResourceIDs.STRING_ARRAY_SMILEY_TEXTS);

             final int N = names.length;

             List<Map<String, ?>> entries = new ArrayList<Map<String, ?>>();
             for (int i = 0; i < N; i++) {
                 // We might have different ASCII for the same icon, skip it if
                 // the icon is already added.
                 boolean added = false;
                 for (int j = 0; j < i; j++) {
                     if (icons[i] == icons[j]) {
                         added = true;
                         break;
                     }
                 }
                 if (!added) {
                     HashMap<String, Object> entry = new HashMap<String, Object>();

                     entry. put("icon", icons[i]);
                     entry. put("name", names[i]);
                     entry.put("text", texts[i]);

                     entries.add(entry);
                 }
             }

             final SimpleAdapter a = new SimpleAdapter(
                     this,
                     entries,
                     R.layout.smiley_menu_item,
                     new String[] {"icon", "name", "text"},
                     new int[] {R.id.smiley_icon, R.id.smiley_name, R.id.smiley_text});
             SimpleAdapter.ViewBinder viewBinder = new SimpleAdapter.ViewBinder() {
                 public boolean setViewValue(View view, Object data, String textRepresentation) {
                     if (view instanceof ImageView) {
                         Drawable img = brandingRes.getSmileyIcon((Integer)data);
                         ((ImageView)view).setImageDrawable(img);
                         return true;
                     }
                     return false;
                 }
             };
             a.setViewBinder(viewBinder);

             AlertDialog.Builder b = new AlertDialog.Builder(this);

             b.setTitle(brandingRes.getString(
                     BrandingResourceIDs.STRING_MENU_INSERT_SMILEY));

             b.setCancelable(true);
             b.setAdapter(a, new DialogInterface.OnClickListener() {
                 public final void onClick(DialogInterface dialog, int which) {
                     HashMap<String, Object> item = (HashMap<String, Object>) a.getItem(which);
                     mChatView.insertSmiley((String)item.get("text"));
                 }
             });

             mSmileyDialog = b.create();
         }

         mSmileyDialog.show();
     }

     private void switchChat(int delta) {
         long providerId = mChatView.getProviderId();
         long accountId = mChatView.getAccountId();
         String contact = mChatView.getUserName();

         mChatSwitcher.rotateChat(delta, contact, accountId, providerId);
     }

     private void startContactPicker() {
         Uri.Builder builder = Imps.Contacts.CONTENT_URI_ONLINE_CONTACTS_BY.buildUpon();
         ContentUris.appendId(builder, mChatView.getProviderId());
         ContentUris.appendId(builder, mChatView.getAccountId());
         Uri data = builder.build();

         try {
             Intent i = new Intent(Intent.ACTION_PICK, data);
             i.putExtra(ContactsPickerActivity.EXTRA_EXCLUDED_CONTACTS,
                     mChatView.getCurrentChatSession().getPariticipants());
             startActivityForResult(i, REQUEST_PICK_CONTACTS);
         } catch (RemoteException e) {
             mHandler.showServiceErrorAlert();
         }
     }

     @Override
     protected void onActivityResult(int requestCode, int resultCode,
             Intent data) {
         if (resultCode == RESULT_OK) {
             if (requestCode == REQUEST_PICK_CONTACTS) {
                 String username = data.getStringExtra(
                         ContactsPickerActivity.EXTRA_RESULT_USERNAME);
                 try {
                     IChatSession chatSession = mChatView.getCurrentChatSession();
                     if (chatSession.isGroupChatSession()) {
                         chatSession.inviteContact(username);
                         showInvitationHasSent(username);
                     } else {
                         chatSession.convertToGroupChat();
                         new ContactInvitor(chatSession, username).start();
                     }
                 } catch (RemoteException e) {
                     mHandler.showServiceErrorAlert();
                 }
             }
         }
     }

     void showInvitationHasSent(String contact) {
         Toast.makeText(NewChatActivity.this,
                 getString(R.string.invitation_sent_prompt, contact),
                 Toast.LENGTH_SHORT).show();
     }

     private class ContactInvitor extends ChatListenerAdapter {
         private final IChatSession mChatSession;
         String mContact;

         public ContactInvitor(IChatSession session, String data) {
             mChatSession = session;
             mContact = data;
         }

         @Override
         public void onConvertedToGroupChat(IChatSession ses) {
             try {
                 final long chatId = mChatSession.getId();
                 mChatSession.inviteContact(mContact);
                 mHandler.post(new Runnable(){
                     public void run() {
                         mChatView.bindChat(chatId);
                         showInvitationHasSent(mContact);
                     }
                 });
                 mChatSession.unregisterChatListener(this);
             } catch (RemoteException e) {
                 mHandler.showServiceErrorAlert();
             }
         }

         public void start() throws RemoteException {
             mChatSession.registerChatListener(this);
         }
     }
 }
	/*
	* Copyright (C) 2008 Esmertec AG.
	* Copyright (C) 2008 The Android Open Source Project
	*
	* 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.android.im.app;

	import static com.android.im.service.ImServiceConstants.ACTION_MANAGE_SUBSCRIPTION;
	import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_ACCOUNT_ID;
	import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_FROM_ADDRESS;
	import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_PROVIDER_ID;
	import static com.android.im.service.ImServiceConstants.EXTRA_INTENT_SHOW_MULTIPLE;

	import com.android.im.IChatSession;
	import com.android.im.R;
	import com.android.im.app.adapter.ChatListenerAdapter;
	import com.android.im.plugin.BrandingResourceIDs;
	import com.android.im.provider.Imps;

	import android.app.Activity;
	import android.app.AlertDialog;
	import android.content.ContentResolver;
	import android.content.ContentUris;
	import android.content.DialogInterface;
	import android.content.Intent;
	import android.database.Cursor;
	import android.graphics.drawable.Drawable;
	import android.net.Uri;
	import android.os.Bundle;
	import android.os.Handler;
	import android.os.RemoteException;
	import android.view.KeyEvent;
	import android.view.LayoutInflater;
	import android.view.Menu;
	import android.view.MenuInflater;
	import android.view.MenuItem;
	import android.view.View;
	import android.view.ViewGroup;
	import android.view.Window;
	import android.widget.ImageView;
	import android.widget.SimpleAdapter;
	import android.widget.Toast;

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

	public class NewChatActivity extends Activity {

	private static final int REQUEST_PICK_CONTACTS = RESULT_FIRST_USER + 1;

	ImApp mApp;

	ChatView mChatView;
	SimpleAlertHandler mHandler;

	private AlertDialog mSmileyDialog;
	private ChatSwitcher mChatSwitcher;

	private LayoutInflater mInflater;

	@Override
	protected void onCreate(Bundle icicle) {
	super.onCreate(icicle);

	requestWindowFeature(Window.FEATURE_NO_TITLE);

	setContentView(R.layout.chat_view);

	mChatView = (ChatView) findViewById(R.id.chatView);
	mHandler = mChatView.mHandler;
	mInflater = LayoutInflater.from(this);

	mApp = ImApp.getApplication(this);
	mChatSwitcher = new ChatSwitcher(this, mHandler, mApp, mInflater, null);

	final Handler handler = new Handler();
	mApp.callWhenServiceConnected(handler, new Runnable() {
	public void run() {
	resolveIntent(getIntent());
	}
	});
	}

	@Override
	protected void onResume() {
	super.onResume();
	mChatView.onResume();
	}

	@Override
	protected void onPause() {
	mChatView.onPause();
	super.onPause();
	}

	@Override
	protected void onNewIntent(Intent intent) {
	resolveIntent(intent);
	}

	void resolveIntent(Intent intent) {
	if (requireOpenDashboardOnStart(intent)) {
	long providerId = intent.getLongExtra(EXTRA_INTENT_PROVIDER_ID, -1L);
	final long accountId = intent.getLongExtra(EXTRA_INTENT_ACCOUNT_ID, -1L);
	if (providerId == -1L \|\| accountId == -1L) {
	finish();
	} else {
	mChatSwitcher.open();
	}
	return;
	}

	if (ACTION_MANAGE_SUBSCRIPTION.equals(intent.getAction())) {
	long providerId = intent.getLongExtra(EXTRA_INTENT_PROVIDER_ID, -1);
	String from = intent.getStringExtra(EXTRA_INTENT_FROM_ADDRESS);
	if ((providerId == -1) \|\| (from == null)) {
	finish();
	} else {
	mChatView.bindSubscription(providerId, from);
	}
	} else {
	Uri data = intent.getData();
	String type = getContentResolver().getType(data);
	if (Imps.Chats.CONTENT_ITEM_TYPE.equals(type)) {
	mChatView.bindChat(ContentUris.parseId(data));
	} else if (Imps.Invitation.CONTENT_ITEM_TYPE.equals(type)) {
	mChatView.bindInvitation(ContentUris.parseId(data));
	}
	}
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
	MenuInflater inflater = getMenuInflater();
	inflater.inflate(R.menu.chat_screen_menu, menu);

	long providerId = mChatView.getProviderId();
	BrandingResources brandingRes = mApp.getBrandingResource(providerId);
	menu.findItem(R.id.menu_view_friend_list).setTitle(
	brandingRes.getString(BrandingResourceIDs.STRING_MENU_CONTACT_LIST));
	menu.findItem(R.id.menu_switch_chats).setTitle(
	brandingRes.getString(BrandingResourceIDs.STRING_MENU_SWITCH_CHATS));
	menu.findItem(R.id.menu_insert_smiley).setTitle(
	brandingRes.getString(BrandingResourceIDs.STRING_MENU_INSERT_SMILEY));
	menu.findItem(R.id.menu_end_conversation).setTitle(
	brandingRes.getString(BrandingResourceIDs.STRING_MENU_END_CHAT));
	menu.findItem(R.id.menu_view_profile).setTitle(
	brandingRes.getString(BrandingResourceIDs.STRING_MENU_VIEW_PROFILE));
	menu.findItem(R.id.menu_block_contact).setTitle(
	brandingRes.getString(BrandingResourceIDs.STRING_MENU_BLOCK_CONTACT));
	return true;
	}

	@Override
	public boolean onPrepareOptionsMenu(Menu menu) {
	super.onPrepareOptionsMenu(menu);

	//XXX hide the invite menu, group chat is not supported by the server.
	menu.findItem(R.id.menu_invite_contact).setVisible(false);

	//XXX HACK: Yahoo! doesn't allow to block a friend. We can only block a temporary contact.
	ProviderDef provider = mApp.getProvider(mChatView.getProviderId());
	if ((provider != null) && Imps.ProviderNames.YAHOO.equals(provider.mName)) {
	if (Imps.Contacts.TYPE_TEMPORARY != mChatView.mType) {
	menu.findItem(R.id.menu_block_contact).setVisible(false);
	}
	}
	return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
	switch (item.getItemId()) {
	case R.id.menu_view_friend_list:
	finish();
	showRosterScreen();
	return true;

	case R.id.menu_insert_smiley:
	showSmileyDialog();
	return true;

	case R.id.menu_end_conversation:
	mChatView.closeChatSession();
	return true;

	case R.id.menu_switch_chats:
	if (mChatSwitcher.isOpen()) {
	mChatSwitcher.close();
	} else {
	mChatSwitcher.open();
	}

	return true;

	case R.id.menu_invite_contact:
	startContactPicker();
	return true;

	case R.id.menu_view_profile:
	mChatView.viewProfile();
	return true;

	case R.id.menu_block_contact:
	mChatView.blockContact();
	return true;

	case R.id.menu_prev_chat:
	switchChat(-1);
	return true;

	case R.id.menu_next_chat:
	switchChat(1);
	return true;

	case R.id.menu_quick_switch_0:
	case R.id.menu_quick_switch_1:
	case R.id.menu_quick_switch_2:
	case R.id.menu_quick_switch_3:
	case R.id.menu_quick_switch_4:
	case R.id.menu_quick_switch_5:
	case R.id.menu_quick_switch_6:
	case R.id.menu_quick_switch_7:
	case R.id.menu_quick_switch_8:
	case R.id.menu_quick_switch_9:
	mChatSwitcher.handleShortcut(item.getAlphabeticShortcut());
	return true;
	}

	return super.onOptionsItemSelected(item);
	}

	@Override
	public boolean dispatchKeyEvent(KeyEvent event) {
	if (event.getKeyCode() == KeyEvent.KEYCODE_BACK
	&& event.getAction() == KeyEvent.ACTION_DOWN) {
	mChatView.closeChatSessionIfInactive();
	}
	return super.dispatchKeyEvent(event);
	}

	/**
	* Check whether we are asked to open Dashboard on startup.
	*/
	private boolean requireOpenDashboardOnStart(Intent intent) {
	return intent.getBooleanExtra(EXTRA_INTENT_SHOW_MULTIPLE, false);
	}

	private void showRosterScreen() {
	Intent intent = new Intent(Intent.ACTION_VIEW);
	intent.setClass(this, ContactListActivity.class);
	intent.putExtra(EXTRA_INTENT_ACCOUNT_ID, mChatView.getAccountId());
	startActivity(intent);
	}

	private void showSmileyDialog() {
	if (mSmileyDialog == null) {
	long providerId = mChatView.getProviderId();

	final BrandingResources brandingRes = mApp.getBrandingResource(providerId);
	int[] icons = brandingRes.getSmileyIcons();
	String[] names = brandingRes.getStringArray(
	BrandingResourceIDs.STRING_ARRAY_SMILEY_NAMES);
	final String[] texts = brandingRes.getStringArray(
	BrandingResourceIDs.STRING_ARRAY_SMILEY_TEXTS);

	final int N = names.length;

	List<Map<String, ?>> entries = new ArrayList<Map<String, ?>>();
	for (int i = 0; i < N; i++) {
	// We might have different ASCII for the same icon, skip it if
	// the icon is already added.
	boolean added = false;
	for (int j = 0; j < i; j++) {
	if (icons[i] == icons[j]) {
	added = true;
	break;
	}
	}
	if (!added) {
	HashMap<String, Object> entry = new HashMap<String, Object>();

	entry. put("icon", icons[i]);
	entry. put("name", names[i]);
	entry.put("text", texts[i]);

	entries.add(entry);
	}
	}

	final SimpleAdapter a = new SimpleAdapter(
	this,
	entries,
	R.layout.smiley_menu_item,
	new String[] {"icon", "name", "text"},
	new int[] {R.id.smiley_icon, R.id.smiley_name, R.id.smiley_text});
	SimpleAdapter.ViewBinder viewBinder = new SimpleAdapter.ViewBinder() {
	public boolean setViewValue(View view, Object data, String textRepresentation) {
	if (view instanceof ImageView) {
	Drawable img = brandingRes.getSmileyIcon((Integer)data);
	((ImageView)view).setImageDrawable(img);
	return true;
	}
	return false;
	}
	};
	a.setViewBinder(viewBinder);

	AlertDialog.Builder b = new AlertDialog.Builder(this);

	b.setTitle(brandingRes.getString(
	BrandingResourceIDs.STRING_MENU_INSERT_SMILEY));

	b.setCancelable(true);
	b.setAdapter(a, new DialogInterface.OnClickListener() {
	public final void onClick(DialogInterface dialog, int which) {
	HashMap<String, Object> item = (HashMap<String, Object>) a.getItem(which);
	mChatView.insertSmiley((String)item.get("text"));
	}
	});

	mSmileyDialog = b.create();
	}

	mSmileyDialog.show();
	}

	private void switchChat(int delta) {
	long providerId = mChatView.getProviderId();
	long accountId = mChatView.getAccountId();
	String contact = mChatView.getUserName();

	mChatSwitcher.rotateChat(delta, contact, accountId, providerId);
	}

	private void startContactPicker() {
	Uri.Builder builder = Imps.Contacts.CONTENT_URI_ONLINE_CONTACTS_BY.buildUpon();
	ContentUris.appendId(builder, mChatView.getProviderId());
	ContentUris.appendId(builder, mChatView.getAccountId());
	Uri data = builder.build();

	try {
	Intent i = new Intent(Intent.ACTION_PICK, data);
	i.putExtra(ContactsPickerActivity.EXTRA_EXCLUDED_CONTACTS,
	mChatView.getCurrentChatSession().getPariticipants());
	startActivityForResult(i, REQUEST_PICK_CONTACTS);
	} catch (RemoteException e) {
	mHandler.showServiceErrorAlert();
	}
	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode,
	Intent data) {
	if (resultCode == RESULT_OK) {
	if (requestCode == REQUEST_PICK_CONTACTS) {
	String username = data.getStringExtra(
	ContactsPickerActivity.EXTRA_RESULT_USERNAME);
	try {
	IChatSession chatSession = mChatView.getCurrentChatSession();
	if (chatSession.isGroupChatSession()) {
	chatSession.inviteContact(username);
	showInvitationHasSent(username);
	} else {
	chatSession.convertToGroupChat();
	new ContactInvitor(chatSession, username).start();
	}
	} catch (RemoteException e) {
	mHandler.showServiceErrorAlert();
	}
	}
	}
	}

	void showInvitationHasSent(String contact) {
	Toast.makeText(NewChatActivity.this,
	getString(R.string.invitation_sent_prompt, contact),
	Toast.LENGTH_SHORT).show();
	}

	private class ContactInvitor extends ChatListenerAdapter {
	private final IChatSession mChatSession;
	String mContact;

	public ContactInvitor(IChatSession session, String data) {
	mChatSession = session;
	mContact = data;
	}

	@Override
	public void onConvertedToGroupChat(IChatSession ses) {
	try {
	final long chatId = mChatSession.getId();
	mChatSession.inviteContact(mContact);
	mHandler.post(new Runnable(){
	public void run() {
	mChatView.bindChat(chatId);
	showInvitationHasSent(mContact);
	}
	});
	mChatSession.unregisterChatListener(this);
	} catch (RemoteException e) {
	mHandler.showServiceErrorAlert();
	}
	}

	public void start() throws RemoteException {
	mChatSession.registerChatListener(this);
	}
	}
	}