merge

--HG--
branch : product-engine

14 files changed, 243 insertions, 134 deletions

diff --git a/indra/newview/llagent.cpp b/indra/newview/llagent.cpp
index f62606cc50..5800db482f 100644
--- a/indra/newview/llagent.cpp
+++ b/indra/newview/llagent.cpp
@@ -5391,12 +5391,6 @@ void update_group_floaters(const LLUUID& group_id)
 	//*TODO Implement group update for Profile View 
 	// still actual as of July 31, 2009 (DZ)
 
-	if (gIMMgr)
-	{
-		// update the talk view
-		gIMMgr->refresh();
-	}
-
 	gAgent.fireEvent(new LLOldEvents::LLEvent(&gAgent, "new group"), "");
 }
 
diff --git a/indra/newview/llchannelmanager.cpp b/indra/newview/llchannelmanager.cpp
index 77f941eef0..6427422572 100644
--- a/indra/newview/llchannelmanager.cpp
+++ b/indra/newview/llchannelmanager.cpp
@@ -40,6 +40,8 @@
 #include "llbottomtray.h"
 #include "llviewerwindow.h"
 #include "llrootview.h"
+#include "llsyswellwindow.h"
+#include "llfloaterreg.h"
 
 #include <algorithm>
 
@@ -128,7 +130,7 @@ void LLChannelManager::onLoginCompleted()
 	S32 channel_right_bound = gViewerWindow->getWorldViewRect().mRight - gSavedSettings.getS32("NotificationChannelRightMargin"); 
 	S32 channel_width = gSavedSettings.getS32("NotifyBoxWidth");
 	mStartUpChannel->init(channel_right_bound - channel_width, channel_right_bound);
-	mStartUpChannel->setShowToasts(true);
+	mStartUpChannel->setMouseDownCallback(boost::bind(&LLSysWellWindow::onStartUpToastClick, LLFloaterReg::getTypedInstance<LLSysWellWindow>("syswell_window"), _2, _3, _4));
 
 	mStartUpChannel->setCommitCallback(boost::bind(&LLChannelManager::onStartUpToastClose, this));
 	mStartUpChannel->createStartUpToast(away_notifications, gSavedSettings.getS32("StartUpToastLifeTime"));
diff --git a/indra/newview/llimfloater.cpp b/indra/newview/llimfloater.cpp
index a20b5ea66c..5813faa133 100644
--- a/indra/newview/llimfloater.cpp
+++ b/indra/newview/llimfloater.cpp
@@ -61,7 +61,14 @@ LLIMFloater::LLIMFloater(const LLUUID& session_id)
 	mLastMessageIndex(-1),
 	mDialog(IM_NOTHING_SPECIAL),
 	mChatHistory(NULL),
-	mInputEditor(NULL), 
+	mInputEditor(NULL),
+	mSavedTitle(),
+	mTypingStart(),
+	mShouldSendTypingState(false),
+	mMeTyping(false),
+	mOtherTyping(false),
+	mTypingTimer(),
+	mTypingTimeoutTimer(),
 	mPositioned(false),
 	mSessionInitialized(false)
 {
@@ -95,6 +102,7 @@ void LLIMFloater::onFocusReceived()
 // virtual
 void LLIMFloater::onClose(bool app_quitting)
 {
+	setTyping(false);
 	gIMMgr->leaveSession(mSessionID);
 }
 
@@ -141,6 +149,7 @@ void LLIMFloater::onSendMsg( LLUICtrl* ctrl, void* userdata )
 {
 	LLIMFloater* self = (LLIMFloater*) userdata;
 	self->sendMsg();
+	self->setTyping(false);
 }
 
 void LLIMFloater::sendMsg()
@@ -228,12 +237,27 @@ BOOL LLIMFloater::postBuild()
 		LLLogChat::loadHistory(getTitle(), &chatFromLogFile, (void *)this);
 	}
 
+	mTypingStart = LLTrans::getString("IM_typing_start_string");
+
 	//*TODO if session is not initialized yet, add some sort of a warning message like "starting session...blablabla"
 	//see LLFloaterIMPanel for how it is done (IB)
 
 	return LLDockableFloater::postBuild();
 }
 
+// virtual
+void LLIMFloater::draw()
+{
+	if ( mMeTyping )
+	{
+		// Time out if user hasn't typed for a while.
+		if ( mTypingTimeoutTimer.getElapsedTimeF32() > LLAgent::TYPING_TIMEOUT_SECS )
+		{
+			setTyping(false);
+		}
+	}
+	LLFloater::draw();
+}
 
 
 // static
@@ -402,7 +426,8 @@ void LLIMFloater::sessionInitReplyReceived(const LLUUID& im_session_id)
 
 void LLIMFloater::updateMessages()
 {
-	std::list<LLSD> messages = LLIMModel::instance().getMessages(mSessionID, mLastMessageIndex+1);
+	std::list<LLSD> messages;
+	LLIMModel::instance().getMessages(mSessionID, messages, mLastMessageIndex+1);
 	std::string agent_name;
 
 	gCacheName->getFullName(gAgentID, agent_name);
@@ -450,7 +475,7 @@ void LLIMFloater::onInputEditorFocusReceived( LLFocusableElement* caller, void*
 void LLIMFloater::onInputEditorFocusLost(LLFocusableElement* caller, void* userdata)
 {
 	LLIMFloater* self = (LLIMFloater*) userdata;
-	self->setTyping(FALSE);
+	self->setTyping(false);
 }
 
 // static
@@ -460,19 +485,118 @@ void LLIMFloater::onInputEditorKeystroke(LLLineEditor* caller, void* userdata)
 	std::string text = self->mInputEditor->getText();
 	if (!text.empty())
 	{
-		self->setTyping(TRUE);
+		self->setTyping(true);
 	}
 	else
 	{
 		// Deleting all text counts as stopping typing.
-		self->setTyping(FALSE);
+		self->setTyping(false);
+	}
+}
+
+void LLIMFloater::setTyping(bool typing)
+{
+	if ( typing )
+	{
+		// Started or proceeded typing, reset the typing timeout timer
+		mTypingTimeoutTimer.reset();
+	}
+
+	if ( mMeTyping != typing )
+	{
+		// Typing state is changed
+		mMeTyping = typing;
+		// So, should send current state
+		mShouldSendTypingState = true;
+		// In case typing is started, send state after some delay
+		mTypingTimer.reset();
+	}
+
+	// Don't want to send typing indicators to multiple people, potentially too
+	// much network traffic. Only send in person-to-person IMs.
+	if ( mShouldSendTypingState && mDialog == IM_NOTHING_SPECIAL )
+	{
+		if ( mMeTyping )
+		{
+			if ( mTypingTimer.getElapsedTimeF32() > 1.f )
+			{
+				// Still typing, send 'start typing' notification
+				LLIMModel::instance().sendTypingState(mSessionID, mOtherParticipantUUID, TRUE);
+				mShouldSendTypingState = false;
+			}
+		}
+		else
+		{
+			// Send 'stop typing' notification immediately
+			LLIMModel::instance().sendTypingState(mSessionID, mOtherParticipantUUID, FALSE);
+			mShouldSendTypingState = false;
+		}
+	}
+
+	LLIMSpeakerMgr* speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
+	if (speaker_mgr)
+		speaker_mgr->setSpeakerTyping(gAgent.getID(), FALSE);
+
+}
+
+void LLIMFloater::processIMTyping(const LLIMInfo* im_info, BOOL typing)
+{
+	if ( typing )
+	{
+		// other user started typing
+		addTypingIndicator(im_info);
+	}
+	else
+	{
+		// other user stopped typing
+		removeTypingIndicator(im_info);
 	}
 }
 
+void LLIMFloater::addTypingIndicator(const LLIMInfo* im_info)
+{
+	// We may have lost a "stop-typing" packet, don't add it twice
+	if ( im_info && !mOtherTyping )
+	{
+		mOtherTyping = true;
 
-//just a stub for now
-void LLIMFloater::setTyping(BOOL typing)
+		// Create typing is started title string
+		LLUIString typing_start(mTypingStart);
+		typing_start.setArg("[NAME]", im_info->mName);
+
+		// Save and set new title
+		mSavedTitle = getTitle();
+		setTitle (typing_start);
+
+		// Update speaker
+		LLIMSpeakerMgr* speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
+		if ( speaker_mgr )
+		{
+			speaker_mgr->setSpeakerTyping(im_info->mFromID, TRUE);
+		}
+	}
+}
+
+void LLIMFloater::removeTypingIndicator(const LLIMInfo* im_info)
 {
+	if ( mOtherTyping )
+	{
+		mOtherTyping = false;
+
+		// Revert the title to saved one
+		setTitle(mSavedTitle);
+
+		if ( im_info )
+		{
+			// Update speaker
+			LLIMSpeakerMgr* speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
+			if ( speaker_mgr )
+			{
+				speaker_mgr->setSpeakerTyping(im_info->mFromID, FALSE);
+			}
+		}
+
+	}
 }
 
 void LLIMFloater::chatFromLogFile(LLLogChat::ELogLineType type, std::string line, void* userdata)
diff --git a/indra/newview/llimfloater.h b/indra/newview/llimfloater.h
index 99810b6d6d..3559e14c89 100644
--- a/indra/newview/llimfloater.h
+++ b/indra/newview/llimfloater.h
@@ -55,6 +55,8 @@ public:
 	// LLView overrides
 	/*virtual*/ BOOL postBuild();
 	/*virtual*/ void setVisible(BOOL visible);
+	// Check typing timeout timer.
+	/*virtual*/ void draw();
 
 	// LLFloater overrides
 	/*virtual*/ void onClose(bool app_quitting);
@@ -85,6 +87,7 @@ public:
 	void setPositioned(bool b) { mPositioned = b; };
 
 	void onVisibilityChange(const LLSD& new_visibility);
+	void processIMTyping(const LLIMInfo* im_info, BOOL typing);
 
 private:
 	// process focus events to set a currently active session
@@ -94,7 +97,7 @@ private:
 	static void		onInputEditorFocusReceived( LLFocusableElement* caller, void* userdata );
 	static void		onInputEditorFocusLost(LLFocusableElement* caller, void* userdata);
 	static void		onInputEditorKeystroke(LLLineEditor* caller, void* userdata);
-	void			setTyping(BOOL typing);
+	void			setTyping(bool typing);
 	void			onSlide();
 	static void*	createPanelIMControl(void* userdata);
 	static void*	createPanelGroupControl(void* userdata);
@@ -103,6 +106,11 @@ private:
 
 	static void chatFromLogFile(LLLogChat::ELogLineType type, std::string line, void* userdata);
 
+	// Add the "User is typing..." indicator.
+	void addTypingIndicator(const LLIMInfo* im_info);
+
+	// Remove the "User is typing..." indicator.
+	void removeTypingIndicator(const LLIMInfo* im_info = NULL);
 
 	LLPanelChatControlPanel* mControlPanel;
 	LLUUID mSessionID;
@@ -114,6 +122,14 @@ private:
 	LLLineEditor* mInputEditor;
 	bool mPositioned;
 
+	std::string mSavedTitle;
+	LLUIString mTypingStart;
+	bool mMeTyping;
+	bool mOtherTyping;
+	bool mShouldSendTypingState;
+	LLFrameTimer mTypingTimer;
+	LLFrameTimer mTypingTimeoutTimer;
+
 	bool mSessionInitialized;
 	LLSD mQueuedMsgsForInit;
 };
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index 8d72ffdfcc..59cd9cec86 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -272,7 +272,8 @@ void LLIMModel::testMessages()
 }
 
 
-bool LLIMModel::newSession(LLUUID session_id, std::string name, EInstantMessage type, LLUUID other_participant_id, const std::vector<LLUUID>& ids)
+bool LLIMModel::newSession(const LLUUID& session_id, const std::string& name, const EInstantMessage& type, 
+						   const LLUUID& other_participant_id, const std::vector<LLUUID>& ids)
 {
 	if (is_in_map(sSessionsMap, session_id))
 	{
@@ -289,7 +290,7 @@ bool LLIMModel::newSession(LLUUID session_id, std::string name, EInstantMessage
 
 }
 
-bool LLIMModel::clearSession(LLUUID session_id)
+bool LLIMModel::clearSession(const LLUUID& session_id)
 {
 	if (sSessionsMap.find(session_id) == sSessionsMap.end()) return false;
 	delete (sSessionsMap[session_id]);
@@ -297,16 +298,13 @@ bool LLIMModel::clearSession(LLUUID session_id)
 	return true;
 }
 
-//*TODO remake it, instead of returing the list pass it as as parameter (IB)
-std::list<LLSD> LLIMModel::getMessages(LLUUID session_id, int start_index)
+void LLIMModel::getMessages(const LLUUID& session_id, std::list<LLSD>& messages, int start_index)
 {
-	std::list<LLSD> return_list;
-
 	LLIMSession* session = findIMSession(session_id);
 	if (!session) 
 	{
 		llwarns << "session " << session_id << "does not exist " << llendl;
-		return return_list;
+		return;
 	}
 
 	int i = session->mMsgs.size() - start_index;
@@ -317,7 +315,7 @@ std::list<LLSD> LLIMModel::getMessages(LLUUID session_id, int start_index)
 	{
 		LLSD msg;
 		msg = *iter;
-		return_list.push_back(*iter);
+		messages.push_back(*iter);
 		i--;
 	}
 
@@ -327,14 +325,9 @@ std::list<LLSD> LLIMModel::getMessages(LLUUID session_id, int start_index)
 	arg["session_id"] = session_id;
 	arg["num_unread"] = 0;
 	mNoUnreadMsgsSignal(arg);
-
-    // TODO: in the future is there a more efficient way to return these
-	//of course there is - return as parameter (IB)
-	return return_list;
-
 }
 
-bool LLIMModel::addToHistory(LLUUID session_id, std::string from, LLUUID from_id, std::string utf8_text) { 
+bool LLIMModel::addToHistory(const LLUUID& session_id, const std::string& from, const LLUUID& from_id, const std::string& utf8_text) {
 	
 	LLIMSession* session = findIMSession(session_id);
 
@@ -383,8 +376,8 @@ bool LLIMModel::logToFile(const LLUUID& session_id, const std::string& from, con
 	return false;
 }
 
-//*TODO add const qualifier and pass by references (IB)
-bool LLIMModel::addMessage(LLUUID session_id, std::string from, LLUUID from_id, std::string utf8_text, bool log2file /* = true */) { 
+bool LLIMModel::addMessage(const LLUUID& session_id, const std::string& from, const LLUUID& from_id, 
+						   const std::string& utf8_text, bool log2file /* = true */) { 
 	LLIMSession* session = findIMSession(session_id);
 
 	if (!session) 
@@ -506,7 +499,7 @@ void LLIMModel::sendTypingState(LLUUID session_id, LLUUID other_participant_id,
 	gAgent.sendReliableMessage();
 }
 
-void LLIMModel::sendLeaveSession(LLUUID session_id, LLUUID other_participant_id) 
+void LLIMModel::sendLeaveSession(const LLUUID& session_id, const LLUUID& other_participant_id)
 {
 	if(session_id.notNull())
 	{
@@ -1114,29 +1107,6 @@ void LLIncomingCallDialog::processCallResponse(S32 response)
 	}
 }
 
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLIMViewFriendObserver
-//
-// Bridge to suport knowing when the inventory has changed.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLIMViewFriendObserver : public LLFriendObserver
-{
-public:
-	LLIMViewFriendObserver(LLIMMgr* tv) : mTV(tv) {}
-	virtual ~LLIMViewFriendObserver() {}
-	virtual void changed(U32 mask)
-	{
-		if(mask & (LLFriendObserver::ADD | LLFriendObserver::REMOVE | LLFriendObserver::ONLINE))
-		{
-			mTV->refresh();
-		}
-	}
-protected:
-	LLIMMgr* mTV;
-};
-
-
 bool inviteUserResponse(const LLSD& notification, const LLSD& response)
 {
 	const LLSD& payload = notification["payload"];
@@ -1237,7 +1207,6 @@ bool inviteUserResponse(const LLSD& notification, const LLSD& response)
 //
 
 LLIMMgr::LLIMMgr() :
-	mFriendObserver(NULL),
 	mIMReceived(FALSE)
 {
 	static bool registered_dialog = false;
@@ -1246,21 +1215,11 @@ LLIMMgr::LLIMMgr() :
 		LLFloaterReg::add("incoming_call", "floater_incoming_call.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLIncomingCallDialog>);
 		registered_dialog = true;
 	}
-		
-	mFriendObserver = new LLIMViewFriendObserver(this);
-	LLAvatarTracker::instance().addObserver(mFriendObserver);
 
 	mPendingInvitations = LLSD::emptyMap();
 	mPendingAgentListUpdates = LLSD::emptyMap();
 }
 
-LLIMMgr::~LLIMMgr()
-{
-	LLAvatarTracker::instance().removeObserver(mFriendObserver);
-	delete mFriendObserver;
-	// Children all cleaned up by default view destructor.
-}
-
 // Add a message to a session. 
 void LLIMMgr::addMessage(
 	const LLUUID& session_id,
@@ -1299,7 +1258,8 @@ void LLIMMgr::addMessage(
 		fixed_session_name = session_name;
 	}
 
-	if (!LLIMModel::getInstance()->findIMSession(new_session_id))
+	bool new_session = !hasSession(session_id);
+	if (new_session)
 	{
 		LLIMModel::getInstance()->newSession(session_id, fixed_session_name, dialog, other_participant_id);
 	}
@@ -1318,15 +1278,16 @@ void LLIMMgr::addMessage(
 	// create IM window as necessary
 	if(!floater)
 	{
-
-		
 		floater = createFloater(
 			new_session_id,
 			other_participant_id,
 			fixed_session_name,
 			dialog,
 			FALSE);
+	}
 
+	if (new_session)
+	{
 		// When we get a new IM, and if you are a god, display a bit
 		// of information about the source. This is to help liaisons
 		// when answering questions.
@@ -1336,7 +1297,7 @@ void LLIMMgr::addMessage(
 			std::ostringstream bonus_info;
 			bonus_info << LLTrans::getString("***")+ " "+ LLTrans::getString("IMParentEstate") + ":" + " "
 				<< parent_estate_id
-			<< ((parent_estate_id == 1) ? "," + LLTrans::getString("IMMainland") : "")
+				<< ((parent_estate_id == 1) ? "," + LLTrans::getString("IMMainland") : "")
 				<< ((parent_estate_id == 5) ? "," + LLTrans::getString ("IMTeen") : "");
 
 			// once we have web-services (or something) which returns
@@ -1439,10 +1400,7 @@ S32 LLIMMgr::getNumberOfUnreadIM()
 	S32 num = 0;
 	for(it = LLIMModel::sSessionsMap.begin(); it != LLIMModel::sSessionsMap.end(); ++it)
 	{
-		if((*it).first != mBeingRemovedSessionID)
-		{
-			num += (*it).second->mNumUnread;
-		}
+		num += (*it).second->mNumUnread;
 	}
 
 	return num;
@@ -1551,41 +1509,25 @@ bool LLIMMgr::leaveSession(const LLUUID& session_id)
 	return true;
 }
 
-// This removes the panel referenced by the uuid, and then restores
-// internal consistency. The internal pointer is not deleted? Did you mean
-// a pointer to the corresponding LLIMSession? Session data is cleared now.
-// Put a copy of UUID to avoid problem when passed reference becames invalid
-// if it has been come from the object removed in observer.
-void LLIMMgr::removeSession(LLUUID session_id)
+// Removes data associated with a particular session specified by session_id
+void LLIMMgr::removeSession(const LLUUID& session_id)
 {
-	if (mBeingRemovedSessionID == session_id)
-	{
-		return;
-	}
+	llassert_always(hasSession(session_id));
 	
+	//*TODO remove this floater thing when Communicate Floater is being deleted (IB)
 	LLFloaterIMPanel* floater = findFloaterBySession(session_id);
 	if(floater)
 	{
 		mFloaters.erase(floater->getHandle());
 		LLFloaterChatterBox::getInstance()->removeFloater(floater);
-		//mTabContainer->removeTabPanel(floater);
-
-		clearPendingInvitation(session_id);
-		clearPendingAgentListUpdates(session_id);
 	}
 
-	// for some purposes storing ID of a sessios that is being removed
-	mBeingRemovedSessionID = session_id;
-	notifyObserverSessionRemoved(session_id);
+	clearPendingInvitation(session_id);
+	clearPendingAgentListUpdates(session_id);
 
-	//if we don't clear session data on removing the session
-	//we can't use LLBottomTray as observer of session creation/delettion and 
-	//creating chiclets only on session created even, we need to handle chiclets creation
-	//the same way as LLFloaterIMPanels were managed.
 	LLIMModel::getInstance()->clearSession(session_id);
 
-	// now this session is completely removed
-	mBeingRemovedSessionID.setNull();
+	notifyObserverSessionRemoved(session_id);
 }
 
 void LLIMMgr::inviteToSession(
@@ -1714,10 +1656,6 @@ void LLIMMgr::onInviteNameLookup(LLSD payload, const LLUUID& id, const std::stri
 	}
 }
 
-void LLIMMgr::refresh()
-{
-}
-
 void LLIMMgr::disconnectAllSessions()
 {
 	LLFloaterIMPanel* floater = NULL;
@@ -2029,6 +1967,12 @@ void LLIMMgr::processIMTypingCore(const LLIMInfo* im_info, BOOL typing)
 	{
 		floater->processIMTyping(im_info, typing);
 	}
+
+	LLIMFloater* im_floater = LLIMFloater::findInstance(session_id);
+	if ( im_floater )
+	{
+		im_floater->processIMTyping(im_info, typing);
+	}
 }
 
 class LLViewerChatterBoxSessionStartReply : public LLHTTPNode
diff --git a/indra/newview/llimview.h b/indra/newview/llimview.h
index 79513fb7d5..e3d0a50557 100644
--- a/indra/newview/llimview.h
+++ b/indra/newview/llimview.h
@@ -104,18 +104,35 @@ public:
 	boost::signals2::connection addNewMsgCallback( session_callback_t cb ) { return mNewMsgSignal.connect(cb); }
 	boost::signals2::connection addNoUnreadMsgsCallback( session_callback_t cb ) { return mNoUnreadMsgsSignal.connect(cb); }
 
-	bool newSession(LLUUID session_id, std::string name, EInstantMessage type, LLUUID other_participant_id, 
+	/**
+	 * Create new session object in a model
+	 */
+	bool newSession(const LLUUID& session_id, const std::string& name, const EInstantMessage& type, const LLUUID& other_participant_id, 
 		const std::vector<LLUUID>& ids = std::vector<LLUUID>());
-	bool clearSession(LLUUID session_id);
-	std::list<LLSD> getMessages(LLUUID session_id, int start_index = 0);
 
-	bool addMessage(LLUUID session_id, std::string from, LLUUID other_participant_id, std::string utf8_text, bool log2file = true);
-	bool addToHistory(LLUUID session_id, std::string from, LLUUID from_id, std::string utf8_text); 
+	/**
+	 * Remove all session data associated with a session specified by session_id
+	 */
+	bool clearSession(const LLUUID& session_id);
 
-	bool logToFile(const LLUUID& session_id, const std::string& from, const std::string& utf8_text);
+	/**
+	 * Populate supplied std::list with messages starting from index specified by start_index
+	 */
+	void getMessages(const LLUUID& session_id, std::list<LLSD>& messages, int start_index = 0);
 
-	//used to get the name of the session, for use as the title
-	//currently just the other avatar name
+	/**
+	 * Add a message to an IM Model - the message is saved in a message store associated with a session specified by session_id
+	 * and also saved into a file if log2file is specified.
+	 * It sends new message signal for each added message.
+	 */
+	bool addMessage(const LLUUID& session_id, const std::string& from, const LLUUID& other_participant_id, const std::string& utf8_text, bool log2file = true);
+	
+	/**
+	 * Get a session's name. 
+	 * For a P2P chat - it's an avatar's name, 
+	 * For a group chat - it's a group's name
+	 * For an ad-hoc chat - is received from the server and is in a from of "<Avatar's name> conference"
+	 */
 	const std::string& getName(const LLUUID& session_id) const;
 
 	/** 
@@ -150,7 +167,7 @@ public:
 	*/
 	LLIMSpeakerMgr* getSpeakerManager(const LLUUID& session_id) const;
 
-	static void sendLeaveSession(LLUUID session_id, LLUUID other_participant_id);
+	static void sendLeaveSession(const LLUUID& session_id, const LLUUID& other_participant_id);
 	static bool sendStartSession(const LLUUID& temp_session_id, const LLUUID& other_participant_id,
 						  const std::vector<LLUUID>& ids, EInstantMessage dialog);
 	static void sendTypingState(LLUUID session_id, LLUUID other_participant_id, BOOL typing);
@@ -158,6 +175,19 @@ public:
 								const LLUUID& other_participant_id, EInstantMessage dialog);
 
 	void testMessages();
+
+private:
+	
+	/**
+	 * Add message to a list of message associated with session specified by session_id
+	 */
+	bool addToHistory(const LLUUID& session_id, const std::string& from, const LLUUID& from_id, const std::string& utf8_text); 
+
+	/**
+	 * Save an IM message into a file
+	 */
+	//*TODO should also save uuid of a sender
+	bool logToFile(const LLUUID& session_id, const std::string& from, const std::string& utf8_text);
 };
 
 class LLIMSessionObserver
@@ -183,7 +213,7 @@ public:
 	};
 
 	LLIMMgr();
-	virtual ~LLIMMgr();
+	virtual ~LLIMMgr() {};
 
 	// Add a message to a session. The session can keyed to sesion id
 	// or agent id.
@@ -245,9 +275,6 @@ public:
 	void processIMTypingStart(const LLIMInfo* im_info);
 	void processIMTypingStop(const LLIMInfo* im_info);
 
-	// Rebuild stuff
-	void refresh();
-
 	void notifyNewIM();
 	void clearNewIMNotification();
 
@@ -263,10 +290,6 @@ public:
 	// good connection.
 	void disconnectAllSessions();
 
-	// This is a helper function to determine what kind of im session
-	// should be used for the given agent.
-	static EInstantMessage defaultIMTypeForAgent(const LLUUID& agent_id);
-
 	BOOL hasSession(const LLUUID& session_id);
 
 	// This method returns the im panel corresponding to the uuid
@@ -285,6 +308,7 @@ public:
 	void clearPendingAgentListUpdates(const LLUUID& session_id);
 
 	//HACK: need a better way of enumerating existing session, or listening to session create/destroy events
+	//@deprecated, is used only by LLToolBox, which is not used anywhere, right? (IB)
 	const std::set<LLHandle<LLFloater> >& getIMFloaterHandles() { return mFloaters; }
 
 	void addSessionObserver(LLIMSessionObserver *);
@@ -303,10 +327,11 @@ public:
 	bool endCall(const LLUUID& session_id);
 
 private:
-	// This removes the panel referenced by the uuid, and then
-	// restores internal consistency. The internal pointer is not
-	// deleted.
-	void removeSession(LLUUID session_id);
+
+	/**
+	 * Remove data associated with a particular session specified by session_id
+	 */
+	void removeSession(const LLUUID& session_id);
 
 	// create a panel and update internal representation for
 	// consistency. Returns the pointer, caller (the class instance
@@ -335,8 +360,9 @@ private:
 	void notifyObserverSessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id);
 
 private:
+	
+	//*TODO should be deleted when Communicate Floater is being deleted
 	std::set<LLHandle<LLFloater> > mFloaters;
-	LLFriendObserver* mFriendObserver;
 
 	typedef std::list <LLIMSessionObserver *> session_observers_list_t;
 	session_observers_list_t mSessionObservers;
@@ -346,9 +372,6 @@ private:
 
 	LLSD mPendingInvitations;
 	LLSD mPendingAgentListUpdates;
-	// ID of a session that is being removed: observers are already told
-	// that this session is being removed, but it is still present in the sessions' map
-	LLUUID	mBeingRemovedSessionID;
 };
 
 class LLIncomingCallDialog : public LLModalDialog
diff --git a/indra/newview/llscreenchannel.cpp b/indra/newview/llscreenchannel.cpp
index 1683d113a9..383e540394 100644
--- a/indra/newview/llscreenchannel.cpp
+++ b/indra/newview/llscreenchannel.cpp
@@ -519,6 +519,7 @@ void LLScreenChannel::createStartUpToast(S32 notif_num, F32 timer)
 	LLRect toast_rect;
 	LLToast::Params p;
 	p.lifetime_secs = timer;
+	p.enable_hide_btn = false;
 	mStartUpToastPanel = new LLToast(p);
 
 	if(!mStartUpToastPanel)
diff --git a/indra/newview/llsyswellwindow.cpp b/indra/newview/llsyswellwindow.cpp
index 86290e6695..93a931dc78 100644
--- a/indra/newview/llsyswellwindow.cpp
+++ b/indra/newview/llsyswellwindow.cpp
@@ -113,6 +113,12 @@ void LLSysWellWindow::connectListUpdaterToSignal(std::string notification_type)
 }
 
 //---------------------------------------------------------------------------------
+void LLSysWellWindow::onStartUpToastClick(S32 x, S32 y, MASK mask)
+{
+	onChicletClick();
+}
+
+//---------------------------------------------------------------------------------
 void LLSysWellWindow::onChicletClick()
 {
 	// 1 - remove StartUp toast and channel if present
diff --git a/indra/newview/llsyswellwindow.h b/indra/newview/llsyswellwindow.h
index fa6a1abea4..cbc5f7358f 100644
--- a/indra/newview/llsyswellwindow.h
+++ b/indra/newview/llsyswellwindow.h
@@ -76,6 +76,7 @@ public:
 	void onItemClose(LLSysWellItem* item);
 	void onStoreToast(LLPanel* info_panel, LLUUID id);
 	void onChicletClick();
+	void onStartUpToastClick(S32 x, S32 y, MASK mask);
 
 	// size constants for the window and for its elements
 	static const S32 MAX_WINDOW_HEIGHT		= 200;
diff --git a/indra/newview/llviewerinventory.cpp b/indra/newview/llviewerinventory.cpp
index 57a4117d5d..366e5602bd 100644
--- a/indra/newview/llviewerinventory.cpp
+++ b/indra/newview/llviewerinventory.cpp
@@ -42,7 +42,6 @@
 #include "llconsole.h"
 #include "llinventorymodel.h"
 #include "llnotify.h"
-#include "llimview.h"
 #include "llgesturemgr.h"
 
 #include "llinventorybridge.h"
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index a1c15d9d0f..d46f155ad6 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -3511,7 +3511,6 @@ void set_god_level(U8 god_level)
 {
 	U8 old_god_level = gAgent.getGodLevel();
 	gAgent.setGodLevel( god_level );
-	gIMMgr->refresh();
 	LLViewerParcelMgr::getInstance()->notifyObservers();
 
 	// God mode changes sim visibility
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index c659e58e47..f3c1cf191a 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -142,7 +142,6 @@
 #include "llstatview.h"
 #include "llsurface.h"
 #include "llsurfacepatch.h"
-#include "llimview.h"
 #include "lltexlayer.h"
 #include "lltextbox.h"
 #include "lltexturecache.h"
diff --git a/indra/newview/skins/default/xui/en/floater_nearby_chat.xml b/indra/newview/skins/default/xui/en/floater_nearby_chat.xml
index 25d337ccec..d24d1b7064 100644
--- a/indra/newview/skins/default/xui/en/floater_nearby_chat.xml
+++ b/indra/newview/skins/default/xui/en/floater_nearby_chat.xml
@@ -14,6 +14,7 @@
  save_rect="true"
  title="Nearby Chat"
  save_visibility="true"
+ single_instance="true"
  width="320">
             <chat_history
              allow_html="true" 
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index 4c19b22ac5..7efda2b882 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -264,10 +264,6 @@
 	<string name="TrackYourCamera">Track your camera</string>
 	<string name="ControlYourCamera">Control your camera</string>
 
-	<!-- IM -->
-	<string name="IM_logging_string">-- Instant message logging enabled --</string>
-	<string name="Unnamed">(Unnamed)</string>
-	
 	<!-- Sim Access labels -->
 	<string name="SIM_ACCESS_PG">PG</string>
 	<string name="SIM_ACCESS_MATURE">Mature</string>
@@ -2884,7 +2880,11 @@ If you continue to receive this message, contact the [SUPPORT_SITE].
 	  Failed to start viewer
 	</string>
 
-  <!-- IM system messages -->
+	<!-- IM system messages -->
+	<string name="IM_logging_string">-- Instant message logging enabled --</string>
+	<string name="IM_typing_start_string">[NAME] is typing...</string>
+	<string name="Unnamed">(Unnamed)</string>
+
   <string name="ringing-im">
     Joining Voice Chat...
   </string>