Merge branch 'release/luau-scripting' into lua-speedometer-demo

1 files changed, 488 insertions, 481 deletions

diff --git a/indra/newview/llfloaterimnearbychathandler.cpp b/indra/newview/llfloaterimnearbychathandler.cpp
index eb7bd843d3..cda71f97d4 100644
--- a/indra/newview/llfloaterimnearbychathandler.cpp
+++ b/indra/newview/llfloaterimnearbychathandler.cpp
@@ -1,25 +1,25 @@
-/** 
+/**
  * @file LLFloaterIMNearbyChatHandler.cpp
  * @brief Nearby chat chat managment
  *
  * $LicenseInfo:firstyear=2009&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2010, Linden Research, Inc.
- * 
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
+ *
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
@@ -50,109 +50,109 @@ using namespace LLNotificationsUI;
 
 static LLFloaterIMNearbyChatToastPanel* createToastPanel()
 {
-	LLFloaterIMNearbyChatToastPanel* item = LLFloaterIMNearbyChatToastPanel::createInstance();
-	return item;
+    LLFloaterIMNearbyChatToastPanel* item = LLFloaterIMNearbyChatToastPanel::createInstance();
+    return item;
 }
 
 
 //-----------------------------------------------------------------------------------------------
 //LLFloaterIMNearbyChatScreenChannel
-//-----------------------------------------------------------------------------------------------	
+//-----------------------------------------------------------------------------------------------
 
 class LLFloaterIMNearbyChatScreenChannel: public LLScreenChannelBase
 {
-	LOG_CLASS(LLFloaterIMNearbyChatScreenChannel);
+    LOG_CLASS(LLFloaterIMNearbyChatScreenChannel);
 public:
-	typedef std::vector<LLHandle<LLToast> > toast_vec_t;
-	typedef std::list<LLHandle<LLToast> > toast_list_t;
-
-	LLFloaterIMNearbyChatScreenChannel(const Params& p)
-		: LLScreenChannelBase(p)
-	{
-		mStopProcessing = false;
-
-		LLControlVariable* ctrl = gSavedSettings.getControl("NearbyToastLifeTime").get();
-		if (ctrl)
-		{
-			ctrl->getSignal()->connect(boost::bind(&LLFloaterIMNearbyChatScreenChannel::updateToastsLifetime, this));
-		}
-
-		ctrl = gSavedSettings.getControl("NearbyToastFadingTime").get();
-		if (ctrl)
-		{
-			ctrl->getSignal()->connect(boost::bind(&LLFloaterIMNearbyChatScreenChannel::updateToastFadingTime, this));
-		}
-	}
-
-	void addChat	(LLSD& chat);
-	void arrangeToasts		();
-	
-	typedef boost::function<LLFloaterIMNearbyChatToastPanel* (void )> create_toast_panel_callback_t;
-	void setCreatePanelCallback(create_toast_panel_callback_t value) { m_create_toast_panel_callback_t = value;}
-
-	void onToastDestroyed	(LLToast* toast, bool app_quitting);
-	void onToastFade		(LLToast* toast);
-
-	void redrawToasts()
-	{
-		arrangeToasts();
-	}
-
-	// hide all toasts from screen, but not remove them from a channel
-	// removes all toasts from a channel
-	virtual void		removeToastsFromChannel() 
-	{
-		for(toast_vec_t::iterator it = m_active_toasts.begin(); it != m_active_toasts.end(); ++it)
-		{
-			addToToastPool(it->get());
-		}
-		m_active_toasts.clear();
-	};
-
-	virtual void deleteAllChildren()
-	{
-		LL_DEBUGS("NearbyChat") << "Clearing toast pool" << LL_ENDL;
-		m_toast_pool.clear();
-		m_active_toasts.clear();
-		LLScreenChannelBase::deleteAllChildren();
-	}
+    typedef std::vector<LLHandle<LLToast> > toast_vec_t;
+    typedef std::list<LLHandle<LLToast> > toast_list_t;
+
+    LLFloaterIMNearbyChatScreenChannel(const Params& p)
+        : LLScreenChannelBase(p)
+    {
+        mStopProcessing = false;
+
+        LLControlVariable* ctrl = gSavedSettings.getControl("NearbyToastLifeTime").get();
+        if (ctrl)
+        {
+            ctrl->getSignal()->connect(boost::bind(&LLFloaterIMNearbyChatScreenChannel::updateToastsLifetime, this));
+        }
+
+        ctrl = gSavedSettings.getControl("NearbyToastFadingTime").get();
+        if (ctrl)
+        {
+            ctrl->getSignal()->connect(boost::bind(&LLFloaterIMNearbyChatScreenChannel::updateToastFadingTime, this));
+        }
+    }
+
+    void addChat    (LLSD& chat);
+    void arrangeToasts      ();
+
+    typedef boost::function<LLFloaterIMNearbyChatToastPanel* (void )> create_toast_panel_callback_t;
+    void setCreatePanelCallback(create_toast_panel_callback_t value) { m_create_toast_panel_callback_t = value;}
+
+    void onToastDestroyed   (LLToast* toast, bool app_quitting);
+    void onToastFade        (LLToast* toast);
+
+    void redrawToasts()
+    {
+        arrangeToasts();
+    }
+
+    // hide all toasts from screen, but not remove them from a channel
+    // removes all toasts from a channel
+    virtual void        removeToastsFromChannel()
+    {
+        for(toast_vec_t::iterator it = m_active_toasts.begin(); it != m_active_toasts.end(); ++it)
+        {
+            addToToastPool(it->get());
+        }
+        m_active_toasts.clear();
+    };
+
+    virtual void deleteAllChildren()
+    {
+        LL_DEBUGS("NearbyChat") << "Clearing toast pool" << LL_ENDL;
+        m_toast_pool.clear();
+        m_active_toasts.clear();
+        LLScreenChannelBase::deleteAllChildren();
+    }
 
 protected:
-	void	deactivateToast(LLToast* toast);
-	void	addToToastPool(LLToast* toast)
-	{
-		if (!toast) return;
-		LL_DEBUGS("NearbyChat") << "Pooling toast" << LL_ENDL;
-		toast->setVisible(FALSE);
-		toast->stopTimer();
-		toast->setIsHidden(true);
-
-		// Nearby chat toasts that are hidden, not destroyed. They are collected to the toast pool, so that
-		// they can be used next time, this is done for performance. But if the toast lifetime was changed
-		// (from preferences floater (STORY-36)) while it was shown (at this moment toast isn't in the pool yet)
-		// changes don't take affect.
-		// So toast's lifetime should be updated each time it's added to the pool. Otherwise viewer would have
-		// to be restarted so that changes take effect.
-		toast->setLifetime(gSavedSettings.getS32("NearbyToastLifeTime"));
-		toast->setFadingTime(gSavedSettings.getS32("NearbyToastFadingTime"));
-		m_toast_pool.push_back(toast->getHandle());
-	}
-
-	void	createOverflowToast(S32 bottom, F32 timer);
-
-	void 	updateToastsLifetime();
-
-	void	updateToastFadingTime();
-
-	create_toast_panel_callback_t m_create_toast_panel_callback_t;
-
-	bool	createPoolToast();
-	
-	toast_vec_t m_active_toasts;
-	toast_list_t m_toast_pool;
-
-	bool	mStopProcessing;
-	bool	mChannelRect;
+    void    deactivateToast(LLToast* toast);
+    void    addToToastPool(LLToast* toast)
+    {
+        if (!toast) return;
+        LL_DEBUGS("NearbyChat") << "Pooling toast" << LL_ENDL;
+        toast->setVisible(FALSE);
+        toast->stopTimer();
+        toast->setIsHidden(true);
+
+        // Nearby chat toasts that are hidden, not destroyed. They are collected to the toast pool, so that
+        // they can be used next time, this is done for performance. But if the toast lifetime was changed
+        // (from preferences floater (STORY-36)) while it was shown (at this moment toast isn't in the pool yet)
+        // changes don't take affect.
+        // So toast's lifetime should be updated each time it's added to the pool. Otherwise viewer would have
+        // to be restarted so that changes take effect.
+        toast->setLifetime(gSavedSettings.getS32("NearbyToastLifeTime"));
+        toast->setFadingTime(gSavedSettings.getS32("NearbyToastFadingTime"));
+        m_toast_pool.push_back(toast->getHandle());
+    }
+
+    void    createOverflowToast(S32 bottom, F32 timer);
+
+    void    updateToastsLifetime();
+
+    void    updateToastFadingTime();
+
+    create_toast_panel_callback_t m_create_toast_panel_callback_t;
+
+    bool    createPoolToast();
+
+    toast_vec_t m_active_toasts;
+    toast_list_t m_toast_pool;
+
+    bool    mStopProcessing;
+    bool    mChannelRect;
 };
 
 
@@ -165,18 +165,18 @@ protected:
 // in order to handle closing nearby chat toasts properly.
 class LLFloaterIMNearbyChatToast : public LLToast
 {
-	LOG_CLASS(LLFloaterIMNearbyChatToast);
+    LOG_CLASS(LLFloaterIMNearbyChatToast);
 public:
-	LLFloaterIMNearbyChatToast(const LLToast::Params& p, LLFloaterIMNearbyChatScreenChannel* nc_channelp)
-	:	LLToast(p),
-	 	mNearbyChatScreenChannelp(nc_channelp)
-	{
-	}
+    LLFloaterIMNearbyChatToast(const LLToast::Params& p, LLFloaterIMNearbyChatScreenChannel* nc_channelp)
+    :   LLToast(p),
+        mNearbyChatScreenChannelp(nc_channelp)
+    {
+    }
 
-	/*virtual*/ void onClose(bool app_quitting);
+    /*virtual*/ void onClose(bool app_quitting);
 
 private:
-	LLFloaterIMNearbyChatScreenChannel*	mNearbyChatScreenChannelp;
+    LLFloaterIMNearbyChatScreenChannel* mNearbyChatScreenChannelp;
 };
 
 //-----------------------------------------------------------------------------------------------
@@ -185,266 +185,267 @@ private:
 
 void LLFloaterIMNearbyChatScreenChannel::deactivateToast(LLToast* toast)
 {
-	toast_vec_t::iterator pos = std::find(m_active_toasts.begin(), m_active_toasts.end(), toast->getHandle());
+    toast_vec_t::iterator pos = std::find(m_active_toasts.begin(), m_active_toasts.end(), toast->getHandle());
 
-	if (pos != m_active_toasts.end())
-	{
-		LL_DEBUGS("NearbyChat") << "Deactivating toast" << LL_ENDL;
-		m_active_toasts.erase(pos);
-	}
+    if (pos != m_active_toasts.end())
+    {
+        LL_DEBUGS("NearbyChat") << "Deactivating toast" << LL_ENDL;
+        m_active_toasts.erase(pos);
+    }
 }
 
-void	LLFloaterIMNearbyChatScreenChannel::createOverflowToast(S32 bottom, F32 timer)
+void    LLFloaterIMNearbyChatScreenChannel::createOverflowToast(S32 bottom, F32 timer)
 {
-	//we don't need overflow toast in nearby chat
+    //we don't need overflow toast in nearby chat
 }
 
 void LLFloaterIMNearbyChatScreenChannel::onToastDestroyed(LLToast* toast, bool app_quitting)
-{	
-	LL_DEBUGS("NearbyChat") << "Toast destroyed (app_quitting=" << app_quitting << ")" << LL_ENDL;
-
-	if (app_quitting)
-	{
-		// Viewer is quitting.
-		// Immediately stop processing chat messages (EXT-1419).
-		mStopProcessing = true;
-	}
-	else
-	{
-		// The toast is being closed by user (STORM-192).
-		// Remove it from the list of active toasts to prevent
-		// further references to the invalid pointer.
-		deactivateToast(toast);
-	}
+{
+    LL_DEBUGS("NearbyChat") << "Toast destroyed (app_quitting=" << app_quitting << ")" << LL_ENDL;
+
+    if (app_quitting)
+    {
+        // Viewer is quitting.
+        // Immediately stop processing chat messages (EXT-1419).
+        mStopProcessing = true;
+    }
+    else
+    {
+        // The toast is being closed by user (STORM-192).
+        // Remove it from the list of active toasts to prevent
+        // further references to the invalid pointer.
+        deactivateToast(toast);
+    }
 }
 
 void LLFloaterIMNearbyChatScreenChannel::onToastFade(LLToast* toast)
-{	
-	LL_DEBUGS("NearbyChat") << "Toast fading" << LL_ENDL;
+{
+    LL_DEBUGS("NearbyChat") << "Toast fading" << LL_ENDL;
+
+    //fade mean we put toast to toast pool
+    if(!toast)
+        return;
 
-	//fade mean we put toast to toast pool
-	if(!toast)
-		return;
+    deactivateToast(toast);
 
-	deactivateToast(toast);
+    addToToastPool(toast);
 
-	addToToastPool(toast);
-	
-	arrangeToasts();
+    arrangeToasts();
 }
 
 void LLFloaterIMNearbyChatScreenChannel::updateToastsLifetime()
 {
-	S32 seconds = gSavedSettings.getS32("NearbyToastLifeTime");
-	toast_list_t::iterator it;
+    S32 seconds = gSavedSettings.getS32("NearbyToastLifeTime");
+    toast_list_t::iterator it;
 
-	for(it = m_toast_pool.begin(); it != m_toast_pool.end(); ++it)
-	{
-		(*it).get()->setLifetime(seconds);
-	}
+    for(it = m_toast_pool.begin(); it != m_toast_pool.end(); ++it)
+    {
+        (*it).get()->setLifetime(seconds);
+    }
 }
 
 void LLFloaterIMNearbyChatScreenChannel::updateToastFadingTime()
 {
-	S32 seconds = gSavedSettings.getS32("NearbyToastFadingTime");
-	toast_list_t::iterator it;
+    S32 seconds = gSavedSettings.getS32("NearbyToastFadingTime");
+    toast_list_t::iterator it;
 
-	for(it = m_toast_pool.begin(); it != m_toast_pool.end(); ++it)
-	{
-		(*it).get()->setFadingTime(seconds);
-	}
+    for(it = m_toast_pool.begin(); it != m_toast_pool.end(); ++it)
+    {
+        (*it).get()->setFadingTime(seconds);
+    }
 }
 
-bool	LLFloaterIMNearbyChatScreenChannel::createPoolToast()
+bool    LLFloaterIMNearbyChatScreenChannel::createPoolToast()
 {
-	LLFloaterIMNearbyChatToastPanel* panel= m_create_toast_panel_callback_t();
-	if(!panel)
-		return false;
-	
-	LLToast::Params p;
-	p.panel = panel;
-	p.lifetime_secs = gSavedSettings.getS32("NearbyToastLifeTime");
-	p.fading_time_secs = gSavedSettings.getS32("NearbyToastFadingTime");
-
-	LLToast* toast = new LLFloaterIMNearbyChatToast(p, this);
-	
-	
-	toast->setOnFadeCallback(boost::bind(&LLFloaterIMNearbyChatScreenChannel::onToastFade, this, _1));
-
-	// If the toast gets somehow prematurely destroyed, deactivate it to prevent crash (STORM-1352).
-	toast->setOnToastDestroyedCallback(boost::bind(&LLFloaterIMNearbyChatScreenChannel::onToastDestroyed, this, _1, false));
-
-	LL_DEBUGS("NearbyChat") << "Creating and pooling toast" << LL_ENDL;	
-	m_toast_pool.push_back(toast->getHandle());
-	return true;
+    LLFloaterIMNearbyChatToastPanel* panel= m_create_toast_panel_callback_t();
+    if(!panel)
+        return false;
+
+    LLToast::Params p;
+    p.panel = panel;
+    p.lifetime_secs = gSavedSettings.getS32("NearbyToastLifeTime");
+    p.fading_time_secs = gSavedSettings.getS32("NearbyToastFadingTime");
+
+    LLToast* toast = new LLFloaterIMNearbyChatToast(p, this);
+
+
+    toast->setOnFadeCallback(boost::bind(&LLFloaterIMNearbyChatScreenChannel::onToastFade, this, _1));
+
+    // If the toast gets somehow prematurely destroyed, deactivate it to prevent crash (STORM-1352).
+    toast->setOnToastDestroyedCallback(boost::bind(&LLFloaterIMNearbyChatScreenChannel::onToastDestroyed, this, _1, false));
+
+    LL_DEBUGS("NearbyChat") << "Creating and pooling toast" << LL_ENDL;
+    m_toast_pool.push_back(toast->getHandle());
+    return true;
 }
 
 void LLFloaterIMNearbyChatScreenChannel::addChat(LLSD& chat)
 {
-	//look in pool. if there is any message
-	if(mStopProcessing)
-		return;
-
-	if (mFloaterSnapRegion == NULL)
-	{
-		mFloaterSnapRegion = gViewerWindow->getRootView()->getChildView("floater_snap_region");
-	}
-	LLRect channel_rect;
-	mFloaterSnapRegion->localRectToOtherView(mFloaterSnapRegion->getLocalRect(), &channel_rect, gFloaterView);
-	chat["available_height"] = channel_rect.getHeight() - channel_rect.mBottom - gSavedSettings.getS32("ToastGap") - 110;;
-
-	/*
+    //look in pool. if there is any message
+    if(mStopProcessing)
+        return;
+
+    if (mFloaterSnapRegion == NULL)
+    {
+        mFloaterSnapRegion = gViewerWindow->getRootView()->getChildView("floater_snap_region");
+    }
+    LLRect channel_rect;
+    mFloaterSnapRegion->localRectToOtherView(mFloaterSnapRegion->getLocalRect(), &channel_rect, gFloaterView);
+    chat["available_height"] = channel_rect.getHeight() - channel_rect.mBottom - gSavedSettings.getS32("ToastGap") - 110;;
+
+    /*
     find last toast and check ID
-	*/
-
-	if(m_active_toasts.size())
-	{
-		LLUUID fromID = chat["from_id"].asUUID();		// agent id or object id
-		std::string from = chat["from"].asString();
-		LLToast* toast = m_active_toasts[0].get();
-		if (toast)
-		{
-			LLFloaterIMNearbyChatToastPanel* panel = dynamic_cast<LLFloaterIMNearbyChatToastPanel*>(toast->getPanel());
-  
-			if(panel && panel->messageID() == fromID && panel->getFromName() == from && panel->canAddText())
-			{
-				panel->addMessage(chat);
-				toast->reshapeToPanel();
-				toast->startTimer();
-	  
-				arrangeToasts();
-				return;
-			}
-		}
-	}
-	
-
-	
-	if(m_toast_pool.empty())
-	{
-		//"pool" is empty - create one more panel
-		LL_DEBUGS("NearbyChat") << "Empty pool" << LL_ENDL;
-		if(!createPoolToast())//created toast will go to pool. so next call will find it
-			return;
-		addChat(chat);
-		return;
-	}
-
-	int chat_type = chat["chat_type"].asInteger();
-	
-	if( ((EChatType)chat_type == CHAT_TYPE_DEBUG_MSG))
-	{
-		if(gSavedSettings.getBOOL("ShowScriptErrors") == FALSE) 
-			return;
-		if(gSavedSettings.getS32("ShowScriptErrorsLocation")== 1)
-			return;
-	}
-		
-
-	//take 1st element from pool, (re)initialize it, put it in active toasts
-
-	LL_DEBUGS("NearbyChat") << "Getting toast from pool" << LL_ENDL;
-	LLToast* toast = m_toast_pool.back().get();
-
-	m_toast_pool.pop_back();
-
-
-	LLFloaterIMNearbyChatToastPanel* panel = dynamic_cast<LLFloaterIMNearbyChatToastPanel*>(toast->getPanel());
-	if(!panel)
-		return;
-	panel->init(chat);
-
-	toast->reshapeToPanel();
-	toast->startTimer();
-	
-	m_active_toasts.push_back(toast->getHandle());
-
-	arrangeToasts();
+    */
+
+    if(m_active_toasts.size())
+    {
+        LLUUID fromID = chat["from_id"].asUUID();       // agent id or object id
+        std::string from = chat["from"].asString();
+        bool is_lua = chat["is_lua"].asBoolean();
+        LLToast* toast = m_active_toasts[0].get();
+        if (toast)
+        {
+            LLFloaterIMNearbyChatToastPanel* panel = dynamic_cast<LLFloaterIMNearbyChatToastPanel*>(toast->getPanel());
+
+            if(panel && panel->messageID() == fromID && panel->getFromName() == from && panel->isFromScript() == is_lua && panel->canAddText())
+            {
+                panel->addMessage(chat);
+                toast->reshapeToPanel();
+                toast->startTimer();
+
+                arrangeToasts();
+                return;
+            }
+        }
+    }
+
+
+
+    if(m_toast_pool.empty())
+    {
+        //"pool" is empty - create one more panel
+        LL_DEBUGS("NearbyChat") << "Empty pool" << LL_ENDL;
+        if(!createPoolToast())//created toast will go to pool. so next call will find it
+            return;
+        addChat(chat);
+        return;
+    }
+
+    int chat_type = chat["chat_type"].asInteger();
+
+    if( ((EChatType)chat_type == CHAT_TYPE_DEBUG_MSG))
+    {
+        if(gSavedSettings.getBOOL("ShowScriptErrors") == FALSE)
+            return;
+        if(gSavedSettings.getS32("ShowScriptErrorsLocation")== 1)
+            return;
+    }
+
+
+    //take 1st element from pool, (re)initialize it, put it in active toasts
+
+    LL_DEBUGS("NearbyChat") << "Getting toast from pool" << LL_ENDL;
+    LLToast* toast = m_toast_pool.back().get();
+
+    m_toast_pool.pop_back();
+
+
+    LLFloaterIMNearbyChatToastPanel* panel = dynamic_cast<LLFloaterIMNearbyChatToastPanel*>(toast->getPanel());
+    if(!panel)
+        return;
+    panel->init(chat);
+
+    toast->reshapeToPanel();
+    toast->startTimer();
+
+    m_active_toasts.push_back(toast->getHandle());
+
+    arrangeToasts();
 }
 
 static bool sort_toasts_predicate(LLHandle<LLToast> first, LLHandle<LLToast> second)
 {
-	if (!first.get() || !second.get()) return false; // STORM-1352
+    if (!first.get() || !second.get()) return false; // STORM-1352
 
-	F32 v1 = first.get()->getTimeLeftToLive();
-	F32 v2 = second.get()->getTimeLeftToLive();
-	return v1 > v2;
+    F32 v1 = first.get()->getTimeLeftToLive();
+    F32 v2 = second.get()->getTimeLeftToLive();
+    return v1 > v2;
 }
 
 void LLFloaterIMNearbyChatScreenChannel::arrangeToasts()
 {
-	if(mStopProcessing || isHovering())
-		return;
-
-	if (mFloaterSnapRegion == NULL)
-	{
-		mFloaterSnapRegion = gViewerWindow->getRootView()->getChildView("floater_snap_region");
-	}
-	
-	if (!getParent())
-	{
-		// connect to floater snap region just to get resize events, we don't care about being a proper widget 
-		mFloaterSnapRegion->addChild(this);
-		setFollows(FOLLOWS_ALL);
-	}
-
-	LLRect	toast_rect;
-	updateRect();
-
-	LLRect channel_rect;
-	mFloaterSnapRegion->localRectToOtherView(mFloaterSnapRegion->getLocalRect(), &channel_rect, gFloaterView);
-	channel_rect.mLeft += 10;
-	channel_rect.mRight = channel_rect.mLeft + 300;
-
-	S32 channel_bottom = channel_rect.mBottom;
-
-	S32		bottom = channel_bottom + 80;
-	S32		margin = gSavedSettings.getS32("ToastGap");
-
-	//sort active toasts
-	std::sort(m_active_toasts.begin(),m_active_toasts.end(),sort_toasts_predicate);
-
-	//calc max visible item and hide other toasts.
-
-	for(toast_vec_t::iterator it = m_active_toasts.begin(); it != m_active_toasts.end(); ++it)
-	{
-		LLToast* toast = it->get();
-		if (!toast)
-		{
-			LL_WARNS() << "NULL found in the active chat toasts list!" << LL_ENDL;
-			continue;
-		}
-
-		S32 toast_top = bottom + toast->getRect().getHeight() + margin;
-
-		if(toast_top > channel_rect.getHeight())
-		{
-			while(it!=m_active_toasts.end())
-			{
-				addToToastPool(it->get());
-				it=m_active_toasts.erase(it);
-			}
-			break;
-		}
-
-		toast_rect = toast->getRect();
-		toast_rect.setLeftTopAndSize(channel_rect.mLeft , bottom + toast_rect.getHeight(), toast_rect.getWidth() ,toast_rect.getHeight());
-
-		toast->setRect(toast_rect);
-		bottom += toast_rect.getHeight() - toast->getTopPad() + margin;
-	}
-	
-	// use reverse order to provide correct z-order and avoid toast blinking
-	
-	for(toast_vec_t::reverse_iterator it = m_active_toasts.rbegin(); it != m_active_toasts.rend(); ++it)
-	{
-		LLToast* toast = it->get();
-		if (toast)
-	{
-		toast->setIsHidden(false);
-		toast->setVisible(TRUE);
-		}
-	}
+    if(mStopProcessing || isHovering())
+        return;
+
+    if (mFloaterSnapRegion == NULL)
+    {
+        mFloaterSnapRegion = gViewerWindow->getRootView()->getChildView("floater_snap_region");
+    }
+
+    if (!getParent())
+    {
+        // connect to floater snap region just to get resize events, we don't care about being a proper widget
+        mFloaterSnapRegion->addChild(this);
+        setFollows(FOLLOWS_ALL);
+    }
+
+    LLRect  toast_rect;
+    updateRect();
+
+    LLRect channel_rect;
+    mFloaterSnapRegion->localRectToOtherView(mFloaterSnapRegion->getLocalRect(), &channel_rect, gFloaterView);
+    channel_rect.mLeft += 10;
+    channel_rect.mRight = channel_rect.mLeft + 300;
+
+    S32 channel_bottom = channel_rect.mBottom;
+
+    S32     bottom = channel_bottom + 80;
+    S32     margin = gSavedSettings.getS32("ToastGap");
+
+    //sort active toasts
+    std::sort(m_active_toasts.begin(),m_active_toasts.end(),sort_toasts_predicate);
+
+    //calc max visible item and hide other toasts.
+
+    for(toast_vec_t::iterator it = m_active_toasts.begin(); it != m_active_toasts.end(); ++it)
+    {
+        LLToast* toast = it->get();
+        if (!toast)
+        {
+            LL_WARNS() << "NULL found in the active chat toasts list!" << LL_ENDL;
+            continue;
+        }
+
+        S32 toast_top = bottom + toast->getRect().getHeight() + margin;
+
+        if(toast_top > channel_rect.getHeight())
+        {
+            while(it!=m_active_toasts.end())
+            {
+                addToToastPool(it->get());
+                it=m_active_toasts.erase(it);
+            }
+            break;
+        }
+
+        toast_rect = toast->getRect();
+        toast_rect.setLeftTopAndSize(channel_rect.mLeft , bottom + toast_rect.getHeight(), toast_rect.getWidth() ,toast_rect.getHeight());
+
+        toast->setRect(toast_rect);
+        bottom += toast_rect.getHeight() - toast->getTopPad() + margin;
+    }
+
+    // use reverse order to provide correct z-order and avoid toast blinking
+
+    for(toast_vec_t::reverse_iterator it = m_active_toasts.rbegin(); it != m_active_toasts.rend(); ++it)
+    {
+        LLToast* toast = it->get();
+        if (toast)
+    {
+        toast->setIsHidden(false);
+        toast->setVisible(TRUE);
+        }
+    }
 
 }
 
@@ -453,22 +454,22 @@ void LLFloaterIMNearbyChatScreenChannel::arrangeToasts()
 //-----------------------------------------------------------------------------------------------
 //LLFloaterIMNearbyChatHandler
 //-----------------------------------------------------------------------------------------------
-boost::scoped_ptr<LLEventPump> LLFloaterIMNearbyChatHandler::sChatWatcher(new LLEventStream("LLChat"));
+std::unique_ptr<LLEventPump> LLFloaterIMNearbyChatHandler::sChatWatcher(new LLEventStream("LLChat"));
 
 LLFloaterIMNearbyChatHandler::LLFloaterIMNearbyChatHandler()
 {
-	// Getting a Channel for our notifications
-	LLFloaterIMNearbyChatScreenChannel::Params p;
-	p.id = LLUUID(gSavedSettings.getString("NearByChatChannelUUID"));
-	LLFloaterIMNearbyChatScreenChannel* channel = new LLFloaterIMNearbyChatScreenChannel(p);
-	
-	LLFloaterIMNearbyChatScreenChannel::create_toast_panel_callback_t callback = createToastPanel;
+    // Getting a Channel for our notifications
+    LLFloaterIMNearbyChatScreenChannel::Params p;
+    p.id = NEARBY_CHAT_CHANNEL_UUID;
+    LLFloaterIMNearbyChatScreenChannel* channel = new LLFloaterIMNearbyChatScreenChannel(p);
+
+    LLFloaterIMNearbyChatScreenChannel::create_toast_panel_callback_t callback = createToastPanel;
 
-	channel->setCreatePanelCallback(callback);
+    channel->setCreatePanelCallback(callback);
 
-	LLChannelManager::getInstance()->addChannel(channel);
+    LLChannelManager::getInstance()->addChannel(channel);
 
-	mChannel = channel->getHandle();
+    mChannel = channel->getHandle();
 }
 
 LLFloaterIMNearbyChatHandler::~LLFloaterIMNearbyChatHandler()
@@ -478,172 +479,177 @@ LLFloaterIMNearbyChatHandler::~LLFloaterIMNearbyChatHandler()
 
 void LLFloaterIMNearbyChatHandler::initChannel()
 {
-	//LLRect snap_rect = gFloaterView->getSnapRect();
-	//mChannel->init(snap_rect.mLeft, snap_rect.mLeft + 200);
+    //LLRect snap_rect = gFloaterView->getSnapRect();
+    //mChannel->init(snap_rect.mLeft, snap_rect.mLeft + 200);
 }
 
 
 
 void LLFloaterIMNearbyChatHandler::processChat(const LLChat& chat_msg,
-									  const LLSD &args)
+                                      const LLSD &args)
 {
-	if(chat_msg.mMuted == TRUE)
-		return;
+    if(chat_msg.mMuted == TRUE)
+        return;
 
-	if(chat_msg.mText.empty())
-		return;//don't process empty messages
+    if(chat_msg.mText.empty())
+        return;//don't process empty messages
 
     LLFloaterReg::getInstance("im_container");
-	LLFloaterIMNearbyChat* nearby_chat = LLFloaterReg::getTypedInstance<LLFloaterIMNearbyChat>("nearby_chat");
-
-	// Build notification data 
-	LLSD chat;
-	chat["message"] = chat_msg.mText;
-	chat["from"] = chat_msg.mFromName;
-	chat["from_id"] = chat_msg.mFromID;
-	chat["time"] = chat_msg.mTime;
-	chat["source"] = (S32)chat_msg.mSourceType;
-	chat["chat_type"] = (S32)chat_msg.mChatType;
-	chat["chat_style"] = (S32)chat_msg.mChatStyle;
-	// Pass sender info so that it can be rendered properly (STORM-1021).
-	chat["sender_slurl"] = LLViewerChat::getSenderSLURL(chat_msg, args);
-
-	if (chat_msg.mChatType == CHAT_TYPE_DIRECT &&
-		chat_msg.mText.length() > 0 &&
-		chat_msg.mText[0] == '@')
-	{
-		// Send event on to LLEventStream and exit
-		sChatWatcher->post(chat);
-		return;
-	}
-
-	// don't show toast and add message to chat history on receive debug message
-	// with disabled setting showing script errors or enabled setting to show script
-	// errors in separate window.
-	if (chat_msg.mChatType == CHAT_TYPE_DEBUG_MSG)
-	{
+    LLFloaterIMNearbyChat* nearby_chat = LLFloaterReg::getTypedInstance<LLFloaterIMNearbyChat>("nearby_chat");
+
+    // Build notification data
+    LLSD chat;
+    chat["message"] = chat_msg.mText;
+    chat["from"] = chat_msg.mFromName;
+    chat["from_id"] = chat_msg.mFromID;
+    chat["time"] = chat_msg.mTime;
+    chat["source"] = (S32)chat_msg.mSourceType;
+    chat["chat_type"] = (S32)chat_msg.mChatType;
+    chat["chat_style"] = (S32)chat_msg.mChatStyle;
+    // Pass sender info so that it can be rendered properly (STORM-1021).
+    chat["sender_slurl"] = LLViewerChat::getSenderSLURL(chat_msg, args);
+
+    if (chat_msg.mChatType == CHAT_TYPE_DIRECT &&
+        chat_msg.mText.length() > 0 &&
+        chat_msg.mText[0] == '@')
+    {
+        // Send event on to LLEventStream and exit
+        sChatWatcher->post(chat);
+        return;
+    }
+
+    // don't show toast and add message to chat history on receive debug message
+    // with disabled setting showing script errors or enabled setting to show script
+    // errors in separate window.
+    if (chat_msg.mChatType == CHAT_TYPE_DEBUG_MSG)
+    {
         if (LLFloater::isQuitRequested()) return;
 
-		if(gSavedSettings.getBOOL("ShowScriptErrors") == FALSE)
-			return;
+        if(gSavedSettings.getBOOL("ShowScriptErrors") == FALSE)
+            return;
 
-		// don't process debug messages from not owned objects, see EXT-7762
-		if (gAgentID != chat_msg.mOwnerID)
-		{
-			return;
-		}
+        // don't process debug messages from not owned objects, see EXT-7762
+        if (gAgentID != chat_msg.mOwnerID)
+        {
+            return;
+        }
 
-		if (gSavedSettings.getS32("ShowScriptErrorsLocation")== 1)// show error in window //("ScriptErrorsAsChat"))
-		{
+        if (gSavedSettings.getS32("ShowScriptErrorsLocation")== 1)// show error in window //("ScriptErrorsAsChat"))
+        {
 
-			LLColor4 txt_color;
+            LLColor4 txt_color;
 
-			LLViewerChat::getChatColor(chat_msg,txt_color);
+            LLViewerChat::getChatColor(chat_msg,txt_color);
 
-			LLFloaterScriptDebug::addScriptLine(chat_msg.mText,
-												chat_msg.mFromName,
-												txt_color,
-												chat_msg.mFromID);
-			return;
-		}
-	}
+            LLFloaterScriptDebug::addScriptLine(chat_msg.mText,
+                                                chat_msg.mFromName,
+                                                txt_color,
+                                                chat_msg.mFromID);
+            return;
+        }
+    }
 
-	nearby_chat->addMessage(chat_msg, true, args);
+    nearby_chat->addMessage(chat_msg, true, args);
 
-	if(chat_msg.mSourceType == CHAT_SOURCE_AGENT 
-		&& chat_msg.mFromID.notNull() 
-		&& chat_msg.mFromID != gAgentID)
-	{
- 		LLFirstUse::otherAvatarChatFirst();
+    if(chat_msg.mSourceType == CHAT_SOURCE_AGENT
+        && chat_msg.mFromID.notNull()
+        && chat_msg.mFromID != gAgentID)
+    {
+        LLFirstUse::otherAvatarChatFirst();
 
- 		// Add sender to the recent people list.
- 		LLRecentPeople::instance().add(chat_msg.mFromID);
+        // Add sender to the recent people list.
+        LLRecentPeople::instance().add(chat_msg.mFromID);
 
-	}
+    }
 
-	// Send event on to LLEventStream
-	sChatWatcher->post(chat);
+    // Send event on to LLEventStream
+    sChatWatcher->post(chat);
 
     LLFloaterIMContainer* im_box = LLFloaterReg::getTypedInstance<LLFloaterIMContainer>("im_container");
 
-	if((  ( chat_msg.mSourceType == CHAT_SOURCE_AGENT
-			&& gSavedSettings.getBOOL("UseChatBubbles") )
-		|| mChannel.isDead()
-		|| !mChannel.get()->getShowToasts() )
-		&& nearby_chat->isMessagePaneExpanded())
-		// to prevent toasts in Do Not Disturb mode
-		return;//no need in toast if chat is visible or if bubble chat is enabled
-
-	// arrange a channel on a screen
-	if(!mChannel.get()->getVisible())
-	{
-		initChannel();
-	}
-
-	/*
-	//comment all this due to EXT-4432
-	..may clean up after some time...
-
-	//only messages from AGENTS
-	if(CHAT_SOURCE_OBJECT == chat_msg.mSourceType)
-	{
-		if(chat_msg.mChatType == CHAT_TYPE_DEBUG_MSG)
-			return;//ok for now we don't skip messeges from object, so skip only debug messages
-	}
-	*/
-
-	LLFloaterIMNearbyChatScreenChannel* channel = dynamic_cast<LLFloaterIMNearbyChatScreenChannel*>(mChannel.get());
-
-	if(channel)
-	{
-		// Handle IRC styled messages.
-		std::string toast_msg;
-		if (chat_msg.mChatStyle == CHAT_STYLE_IRC)
-		{
-			if (!chat_msg.mFromName.empty())
-			{
-				toast_msg += chat_msg.mFromName;
-			}
-			toast_msg += chat_msg.mText.substr(3);
-		}
-		else
-		{
-			toast_msg = chat_msg.mText;
-		}
-
-		bool chat_overlaps = false;
-		if(nearby_chat->getChatHistory())
-		{
-			LLRect chat_rect = nearby_chat->getChatHistory()->calcScreenRect();
-			for (std::list<LLView*>::const_iterator child_iter = gFloaterView->getChildList()->begin();
-				 child_iter != gFloaterView->getChildList()->end(); ++child_iter)
-			{
-				LLView *view = *child_iter;
-				const LLRect& rect = view->getRect();
-				if(view->isInVisibleChain() && (rect.overlaps(chat_rect)))
-				{
-					if(!nearby_chat->getChatHistory()->hasAncestor(view))
-					{
-						chat_overlaps = true;
-					}
-					break;
-				}
-			}
-		}
-		//Don't show nearby toast, if conversation is visible and selected
-		if ((nearby_chat->hasFocus()) ||
-			(LLFloater::isVisible(nearby_chat) && nearby_chat->isTornOff() && !nearby_chat->isMinimized()) ||
-		    ((im_box->getSelectedSession().isNull() && !chat_overlaps &&
-				((LLFloater::isVisible(im_box) && !nearby_chat->isTornOff() && !im_box->isMinimized())
-						|| (LLFloater::isVisible(nearby_chat) && nearby_chat->isTornOff() && !nearby_chat->isMinimized())))))
-		{
-			if(nearby_chat->isMessagePaneExpanded())
-			{
-				return;
-			}
-		}
-
-        //Will show toast when chat preference is set        
+    if((  ( chat_msg.mSourceType == CHAT_SOURCE_AGENT
+            && gSavedSettings.getBOOL("UseChatBubbles") )
+        || mChannel.isDead()
+        || !mChannel.get()->getShowToasts() )
+        && nearby_chat->isMessagePaneExpanded())
+        // to prevent toasts in Do Not Disturb mode
+        return;//no need in toast if chat is visible or if bubble chat is enabled
+
+    // arrange a channel on a screen
+    if(!mChannel.get()->getVisible())
+    {
+        initChannel();
+    }
+
+    /*
+    //comment all this due to EXT-4432
+    ..may clean up after some time...
+
+    //only messages from AGENTS
+    if(CHAT_SOURCE_OBJECT == chat_msg.mSourceType)
+    {
+        if(chat_msg.mChatType == CHAT_TYPE_DEBUG_MSG)
+            return;//ok for now we don't skip messeges from object, so skip only debug messages
+    }
+    */
+
+    LLFloaterIMNearbyChatScreenChannel* channel = dynamic_cast<LLFloaterIMNearbyChatScreenChannel*>(mChannel.get());
+
+    if(channel)
+    {
+        // Handle IRC styled messages.
+        std::string toast_msg;
+        std::string msg_text = without_LUA_PREFIX(chat_msg.mText, chat_msg.mIsScript);
+        if (chat_msg.mChatStyle == CHAT_STYLE_IRC)
+        {
+            if (chat_msg.mIsScript)
+            {
+                toast_msg += LLTrans::getString("ScriptStr");
+            }
+            if (!chat_msg.mFromName.empty())
+            {
+                toast_msg += chat_msg.mFromName;
+            }
+            toast_msg += msg_text.substr(3);
+        }
+        else
+        {
+            toast_msg = msg_text;
+        }
+
+        bool chat_overlaps = false;
+        if(nearby_chat->getChatHistory())
+        {
+            LLRect chat_rect = nearby_chat->getChatHistory()->calcScreenRect();
+            for (std::list<LLView*>::const_iterator child_iter = gFloaterView->getChildList()->begin();
+                 child_iter != gFloaterView->getChildList()->end(); ++child_iter)
+            {
+                LLView *view = *child_iter;
+                const LLRect& rect = view->getRect();
+                if(view->isInVisibleChain() && (rect.overlaps(chat_rect)))
+                {
+                    if(!nearby_chat->getChatHistory()->hasAncestor(view))
+                    {
+                        chat_overlaps = true;
+                    }
+                    break;
+                }
+            }
+        }
+        //Don't show nearby toast, if conversation is visible and selected
+        if ((nearby_chat->hasFocus()) ||
+            (LLFloater::isVisible(nearby_chat) && nearby_chat->isTornOff() && !nearby_chat->isMinimized()) ||
+            ((im_box->getSelectedSession().isNull() && !chat_overlaps &&
+                ((LLFloater::isVisible(im_box) && !nearby_chat->isTornOff() && !im_box->isMinimized())
+                        || (LLFloater::isVisible(nearby_chat) && nearby_chat->isTornOff() && !nearby_chat->isMinimized())))))
+        {
+            if(nearby_chat->isMessagePaneExpanded())
+            {
+                return;
+            }
+        }
+
+        //Will show toast when chat preference is set
         if((gSavedSettings.getString("NotificationNearbyChatOptions") == "toast") || !nearby_chat->isMessagePaneExpanded())
         {
             // Add a nearby chat toast.
@@ -651,17 +657,18 @@ void LLFloaterIMNearbyChatHandler::processChat(const LLChat& chat_msg,
             id.generate();
             chat["id"] = id;
             std::string r_color_name = "White";
-            F32 r_color_alpha = 1.0f; 
+            F32 r_color_alpha = 1.0f;
             LLViewerChat::getChatColor( chat_msg, r_color_name, r_color_alpha);
 
             chat["text_color"] = r_color_name;
             chat["color_alpha"] = r_color_alpha;
             chat["font_size"] = (S32)LLViewerChat::getChatFontSize() ;
             chat["message"] = toast_msg;
-            channel->addChat(chat);	
+            chat["is_lua"] = chat_msg.mIsScript;
+            channel->addChat(chat);
         }
 
-	}
+    }
 }
 
 
@@ -672,7 +679,7 @@ void LLFloaterIMNearbyChatHandler::processChat(const LLChat& chat_msg,
 // virtual
 void LLFloaterIMNearbyChatToast::onClose(bool app_quitting)
 {
-	mNearbyChatScreenChannelp->onToastDestroyed(this, app_quitting);
+    mNearbyChatScreenChannelp->onToastDestroyed(this, app_quitting);
 }
 
 // EOF