PE merge.

22 files changed, 302 insertions, 110 deletions

diff --git a/indra/llui/llflatlistview.cpp b/indra/llui/llflatlistview.cpp
index 92993650a7..2481249f91 100644
--- a/indra/llui/llflatlistview.cpp
+++ b/indra/llui/llflatlistview.cpp
@@ -42,8 +42,6 @@ static const LLDefaultChildRegistry::Register<LLFlatListView> flat_list_view("fl
 const LLSD SELECTED_EVENT	= LLSD().with("selected", true);
 const LLSD UNSELECTED_EVENT	= LLSD().with("selected", false);
 
-static const std::string COMMENT_TEXTBOX = "comment_text";
-
 //forward declaration
 bool llsds_are_equal(const LLSD& llsd_1, const LLSD& llsd_2);
 
@@ -51,7 +49,8 @@ LLFlatListView::Params::Params()
 :	item_pad("item_pad"),
 	allow_select("allow_select"),
 	multi_select("multi_select"),
-	keep_one_selected("keep_one_selected")
+	keep_one_selected("keep_one_selected"),
+	no_items_text("no_items_text")
 {};
 
 void LLFlatListView::reshape(S32 width, S32 height, BOOL called_from_parent /* = TRUE */)
@@ -295,19 +294,6 @@ void LLFlatListView::resetSelection(bool no_commit_on_deselection /*= false*/)
 
 void LLFlatListView::setNoItemsCommentText(const std::string& comment_text)
 {
-	if (NULL == mNoItemsCommentTextbox)
-	{
-		LLRect comment_rect = getRect();
-		comment_rect.setOriginAndSize(0, 0, comment_rect.getWidth(), comment_rect.getHeight());
-		comment_rect.stretch(-getBorderWidth());
-		LLTextBox::Params text_p;
-		text_p.name(COMMENT_TEXTBOX);
-		text_p.border_visible(false);
-		text_p.rect(comment_rect);
-		text_p.follows.flags(FOLLOWS_ALL);
-		mNoItemsCommentTextbox = LLUICtrlFactory::create<LLTextBox>(text_p, this);
-	}
-
 	mNoItemsCommentTextbox->setValue(comment_text);
 }
 
@@ -361,7 +347,6 @@ bool LLFlatListView::updateValue(const LLSD& old_value, const LLSD& new_value)
 // PROTECTED STUFF
 //////////////////////////////////////////////////////////////////////////
 
-
 LLFlatListView::LLFlatListView(const LLFlatListView::Params& p)
 :	LLScrollContainer(p)
   , mItemComparator(NULL)
@@ -398,6 +383,25 @@ LLFlatListView::LLFlatListView(const LLFlatListView::Params& p)
 	params.bevel_style(LLViewBorder::BEVEL_IN);
 	mSelectedItemsBorder = LLUICtrlFactory::create<LLViewBorder> (params);
 	mItemsPanel->addChild( mSelectedItemsBorder );
+
+	{
+		// create textbox for "No Items" comment text
+		LLTextBox::Params text_p = p.no_items_text;
+		if (!text_p.rect.isProvided())
+		{
+			LLRect comment_rect = getRect();
+			comment_rect.setOriginAndSize(0, 0, comment_rect.getWidth(), comment_rect.getHeight());
+			comment_rect.stretch(-getBorderWidth());
+			text_p.rect(comment_rect);
+		}
+		text_p.border_visible(false);
+
+		if (!text_p.follows.isProvided())
+		{
+			text_p.follows.flags(FOLLOWS_ALL);
+		}
+		mNoItemsCommentTextbox = LLUICtrlFactory::create<LLTextBox>(text_p, this);
+	}
 };
 
 // virtual
@@ -861,7 +865,11 @@ void LLFlatListView::notifyParentItemsRectChanged()
 	// take into account comment text height if exists
 	if (mNoItemsCommentTextbox && mNoItemsCommentTextbox->getVisible())
 	{
+		// top text padding inside the textbox is included into the height
 		comment_height = mNoItemsCommentTextbox->getTextPixelHeight();
+
+		// take into account a distance from parent's top border to textbox's top
+		comment_height += getRect().getHeight() - mNoItemsCommentTextbox->getRect().mTop;
 	}
 
 	LLRect req_rect =  getItemsRect();
@@ -892,6 +900,10 @@ void LLFlatListView::setNoItemsCommentVisible(bool visible) const
 	{
 		if (visible)
 		{
+/*
+// *NOTE: MA 2010-02-04
+// Deprecated after params of the comment text box were moved into widget (flat_list_view.xml)
+// can be removed later if nothing happened.
 			// We have to update child rect here because of issues with rect after reshaping while creating LLTextbox
 			// It is possible to have invalid LLRect if Flat List is in LLAccordionTab
 			LLRect comment_rect = getLocalRect();
@@ -903,6 +915,7 @@ void LLFlatListView::setNoItemsCommentVisible(bool visible) const
 			LLViewBorder* scroll_border = getChild<LLViewBorder>("scroll border");
 			comment_rect.stretch(-scroll_border->getBorderWidth());
 			mNoItemsCommentTextbox->setRect(comment_rect);
+*/
 		}
 		mNoItemsCommentTextbox->setVisible(visible);
 	}
diff --git a/indra/llui/llflatlistview.h b/indra/llui/llflatlistview.h
index 949a731507..92cb40332e 100644
--- a/indra/llui/llflatlistview.h
+++ b/indra/llui/llflatlistview.h
@@ -35,8 +35,8 @@
 
 #include "llpanel.h"
 #include "llscrollcontainer.h"
+#include "lltextbox.h"
 
-class LLTextBox;
 
 /**
  * LLFlatListView represents a flat list ui control that operates on items in a form of LLPanel's.
@@ -108,6 +108,9 @@ public:
 		/** padding between items */
 		Optional<U32> item_pad; 
 
+		/** textbox with info message when list is empty*/
+		Optional<LLTextBox::Params> no_items_text;
+
 		Params();
 	};
 	
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp
index 62aeb50011..3fdb48b3ca 100644
--- a/indra/llui/lltexteditor.cpp
+++ b/indra/llui/lltexteditor.cpp
@@ -720,7 +720,10 @@ BOOL LLTextEditor::handleRightMouseDown(S32 x, S32 y, MASK mask)
 	}
 	if (!LLTextBase::handleRightMouseDown(x, y, mask))
 	{
-		showContextMenu(x, y);
+		if(getMouseOpaque())
+		{
+			showContextMenu(x, y);
+		}
 	}
 	return TRUE;
 }
diff --git a/indra/newview/llchathistory.cpp b/indra/newview/llchathistory.cpp
index 1dc0e8c0a7..f046e08827 100644
--- a/indra/newview/llchathistory.cpp
+++ b/indra/newview/llchathistory.cpp
@@ -585,9 +585,16 @@ void LLChatHistory::appendMessage(const LLChat& chat, const LLSD &args, const LL
 	bool irc_me = prefix == "/me " || prefix == "/me'";
 
 	// Delimiter after a name in header copy/past and in plain text mode
-	std::string delimiter = (chat.mChatType != CHAT_TYPE_SHOUT && chat.mChatType != CHAT_TYPE_WHISPER)
-		? ": "
-		: " ";
+	std::string delimiter = ": ";
+	std::string shout = LLTrans::getString("shout");
+	std::string whisper = LLTrans::getString("whisper");
+	if (chat.mChatType == CHAT_TYPE_SHOUT || 
+		chat.mChatType == CHAT_TYPE_WHISPER ||
+		chat.mText.compare(0, shout.length(), shout) == 0 ||
+		chat.mText.compare(0, whisper.length(), whisper) == 0)
+	{
+		delimiter = " ";
+	}
 
 	// Don't add any delimiter after name in irc styled messages
 	if (irc_me || chat.mChatStyle == CHAT_STYLE_IRC)
diff --git a/indra/newview/llfavoritesbar.cpp b/indra/newview/llfavoritesbar.cpp
index a5b62439f4..90f6438980 100644
--- a/indra/newview/llfavoritesbar.cpp
+++ b/indra/newview/llfavoritesbar.cpp
@@ -34,7 +34,6 @@
 
 #include "llfavoritesbar.h"
 
-#include "llbutton.h"
 #include "llfloaterreg.h"
 #include "llfocusmgr.h"
 #include "llinventory.h"
@@ -48,7 +47,6 @@
 #include "llclipboard.h"
 #include "llinventoryclipboard.h"
 #include "llinventorybridge.h"
-#include "llinventorymodel.h"
 #include "llfloaterworldmap.h"
 #include "lllandmarkactions.h"
 #include "llnotificationsutil.h"
@@ -674,7 +672,14 @@ void LLFavoritesBarCtrl::updateButtons()
 	{
 		return;
 	}
-
+	if(mItems.empty())
+	{
+		mBarLabel->setVisible(TRUE);
+	}
+	else
+	{
+		mBarLabel->setVisible(FALSE);
+	}
 	const child_list_t* childs = getChildList();
 	child_list_const_iter_t child_it = childs->begin();
 	int first_changed_item_index = 0;
@@ -720,14 +725,22 @@ void LLFavoritesBarCtrl::updateButtons()
 			}
 		}
 		// we have to remove ChevronButton to make sure that the last item will be LandmarkButton to get the right aligning
+		// keep in mind that we are cutting all buttons in space between the last visible child of favbar and ChevronButton
 		if (mChevronButton->getParent() == this)
 		{
 			removeChild(mChevronButton);
 		}
 		int last_right_edge = 0;
+		//calculate new buttons offset
 		if (getChildList()->size() > 0)
 		{
-			last_right_edge = getChildList()->back()->getRect().mRight;
+			//find last visible child to get the rightest button offset
+			child_list_const_reverse_iter_t last_visible_it = std::find_if(childs->rbegin(), childs->rend(), 
+					std::mem_fun(&LLView::getVisible));
+			if(last_visible_it != childs->rend())
+			{
+				last_right_edge = (*last_visible_it)->getRect().mRight;
+			}
 		}
 		//last_right_edge is saving coordinates
 		LLButton* last_new_button = NULL;
diff --git a/indra/newview/llfloaterpreference.cpp b/indra/newview/llfloaterpreference.cpp
index ef444c8ba4..9d9fbacee3 100644
--- a/indra/newview/llfloaterpreference.cpp
+++ b/indra/newview/llfloaterpreference.cpp
@@ -571,6 +571,16 @@ void LLFloaterPreference::setHardwareDefaults()
 {
 	LLFeatureManager::getInstance()->applyRecommendedSettings();
 	refreshEnabledGraphics();
+	LLTabContainer* tabcontainer = getChild<LLTabContainer>("pref core");
+	child_list_t::const_iterator iter = tabcontainer->getChildList()->begin();
+	child_list_t::const_iterator end = tabcontainer->getChildList()->end();
+	for ( ; iter != end; ++iter)
+	{
+		LLView* view = *iter;
+		LLPanelPreference* panel = dynamic_cast<LLPanelPreference*>(view);
+		if (panel)
+			panel->setHardwareDefaults();
+	}
 }
 
 //virtual
@@ -1525,3 +1535,93 @@ void LLPanelPreference::setControlFalse(const LLSD& user_data)
 	if (control)
 		control->set(LLSD(FALSE));
 }
+
+static LLRegisterPanelClassWrapper<LLPanelPreferenceGraphics> t_pref_graph("panel_preference_graphics");
+
+BOOL LLPanelPreferenceGraphics::postBuild()
+{
+	return LLPanelPreference::postBuild();
+}
+void LLPanelPreferenceGraphics::draw()
+{
+	LLPanelPreference::draw();
+	
+	LLButton* button_apply = findChild<LLButton>("Apply");
+	
+	if(button_apply && button_apply->getVisible())
+	{
+		bool enable = hasDirtyChilds();
+
+		button_apply->setEnabled(enable);
+
+	}
+}
+bool LLPanelPreferenceGraphics::hasDirtyChilds()
+{
+	std::list<LLView*> view_stack;
+	view_stack.push_back(this);
+	while(!view_stack.empty())
+	{
+		// Process view on top of the stack
+		LLView* curview = view_stack.front();
+		view_stack.pop_front();
+
+		LLUICtrl* ctrl = dynamic_cast<LLUICtrl*>(curview);
+		if (ctrl)
+		{
+			if(ctrl->isDirty())
+				return true;
+		}
+		// Push children onto the end of the work stack
+		for (child_list_t::const_iterator iter = curview->getChildList()->begin();
+			 iter != curview->getChildList()->end(); ++iter)
+		{
+			view_stack.push_back(*iter);
+		}
+	}	
+	return false;
+}
+
+void LLPanelPreferenceGraphics::resetDirtyChilds()
+{
+	std::list<LLView*> view_stack;
+	view_stack.push_back(this);
+	while(!view_stack.empty())
+	{
+		// Process view on top of the stack
+		LLView* curview = view_stack.front();
+		view_stack.pop_front();
+
+		LLUICtrl* ctrl = dynamic_cast<LLUICtrl*>(curview);
+		if (ctrl)
+		{
+			ctrl->resetDirty();
+		}
+		// Push children onto the end of the work stack
+		for (child_list_t::const_iterator iter = curview->getChildList()->begin();
+			 iter != curview->getChildList()->end(); ++iter)
+		{
+			view_stack.push_back(*iter);
+		}
+	}	
+}
+void LLPanelPreferenceGraphics::apply()
+{
+	resetDirtyChilds();
+	LLPanelPreference::apply();
+}
+void LLPanelPreferenceGraphics::cancel()
+{
+	resetDirtyChilds();
+	LLPanelPreference::cancel();
+}
+void LLPanelPreferenceGraphics::saveSettings()
+{
+	resetDirtyChilds();
+	LLPanelPreference::saveSettings();
+}
+void LLPanelPreferenceGraphics::setHardwareDefaults()
+{
+	resetDirtyChilds();
+	LLPanelPreference::setHardwareDefaults();
+}
diff --git a/indra/newview/llfloaterpreference.h b/indra/newview/llfloaterpreference.h
index 8778d76a5a..0827c7c2b2 100644
--- a/indra/newview/llfloaterpreference.h
+++ b/indra/newview/llfloaterpreference.h
@@ -161,6 +161,7 @@ public:
 	virtual void apply();
 	virtual void cancel();
 	void setControlFalse(const LLSD& user_data);
+	virtual void setHardwareDefaults(){};
 
 	// This function squirrels away the current values of the controls so that
 	// cancel() can restore them.
@@ -177,4 +178,19 @@ private:
 	string_color_map_t mSavedColors;
 };
 
+class LLPanelPreferenceGraphics : public LLPanelPreference
+{
+public:
+	BOOL postBuild();
+	void draw();
+	void apply();
+	void cancel();
+	void saveSettings();
+	void setHardwareDefaults();
+protected:
+	bool hasDirtyChilds();
+	void resetDirtyChilds();
+	
+};
+
 #endif  // LL_LLPREFERENCEFLOATER_H
diff --git a/indra/newview/llnamelistctrl.cpp b/indra/newview/llnamelistctrl.cpp
index 8c875c9b63..d579058c32 100644
--- a/indra/newview/llnamelistctrl.cpp
+++ b/indra/newview/llnamelistctrl.cpp
@@ -152,6 +152,7 @@ BOOL LLNameListCtrl::handleToolTip(S32 x, S32 y, MASK mask)
 		if (avatar_id.notNull())
 		{
 			// ...valid avatar id
+
 			LLScrollListCell* hit_cell = hit_item->getColumn(column_index);
 			if (hit_cell)
 			{
@@ -162,8 +163,8 @@ BOOL LLNameListCtrl::handleToolTip(S32 x, S32 y, MASK mask)
 				localRectToScreen(cell_rect, &sticky_rect);
 
 				// Spawn at right side of cell
-				LLCoordGL pos( sticky_rect.mRight - 16, sticky_rect.mTop + (sticky_rect.getHeight()-16)/2 );
 				LLPointer<LLUIImage> icon = LLUI::getUIImage("Info_Small");
+				LLCoordGL pos( sticky_rect.mRight - 16, sticky_rect.mTop - (sticky_rect.getHeight() - icon->getHeight())/2 );
 
 				// Should we show a group or an avatar inspector?
 				bool is_group = hit_item->getValue()["is_group"].asBoolean();
diff --git a/indra/newview/llnavigationbar.cpp b/indra/newview/llnavigationbar.cpp
index 59708fcfb5..46cab0d868 100644
--- a/indra/newview/llnavigationbar.cpp
+++ b/indra/newview/llnavigationbar.cpp
@@ -185,43 +185,46 @@ void LLTeleportHistoryMenuItem::onMouseLeave(S32 x, S32 y, MASK mask)
 
 static LLDefaultChildRegistry::Register<LLPullButton> menu_button("pull_button");
 
-LLPullButton::LLPullButton(const LLPullButton::Params& params):
-		LLButton(params)
-	,	mClickDraggingSignal(NULL)
+LLPullButton::LLPullButton(const LLPullButton::Params& params) :
+	LLButton(params)
 {
 	setDirectionFromName(params.direction);
 }
-boost::signals2::connection LLPullButton::setClickDraggingCallback( const commit_signal_t::slot_type& cb ) 
-{ 
-	if (!mClickDraggingSignal) mClickDraggingSignal = new commit_signal_t();
-	return mClickDraggingSignal->connect(cb); 
+boost::signals2::connection LLPullButton::setClickDraggingCallback(const commit_signal_t::slot_type& cb)
+{
+	return mClickDraggingSignal.connect(cb);
 }
 
 /*virtual*/
 void LLPullButton::onMouseLeave(S32 x, S32 y, MASK mask)
 {
 	LLButton::onMouseLeave(x, y, mask);
-	
-	if(mMouseDownTimer.getStarted() )
+
+	if (mMouseDownTimer.getStarted()) //an user have done a mouse down, if the timer started. see LLButton::handleMouseDown for details
 	{
-		const LLVector2 cursor_direction = LLVector2(F32(x),F32(y)) - mLastMouseDown;
-		if( angle_between(mDraggingDirection, cursor_direction) < 0.5 * F_PI_BY_TWO)//call if angle < pi/4 
-			{
-				if(mClickDraggingSignal)
-				{
-					(*mClickDraggingSignal)(this, LLSD());
-				}
-			}
+		const LLVector2 cursor_direction = LLVector2(F32(x), F32(y)) - mLastMouseDown;
+		/* For now cursor_direction points to the direction of mouse movement
+		 * Need to decide whether should we fire a signal. 
+		 * We fire if angle between mDraggingDirection and cursor_direction is less that 45 degree
+		 * Note:
+		 * 0.5 * F_PI_BY_TWO equals to PI/4 radian that equals to angle of 45 degrees
+		 */
+		if (angle_between(mDraggingDirection, cursor_direction) < 0.5 * F_PI_BY_TWO)//call if angle < pi/4 
+		{
+			mClickDraggingSignal(this, LLSD());
+		}
 	}
 
 }
 
 /*virtual*/
 BOOL LLPullButton::handleMouseDown(S32 x, S32 y, MASK mask)
+{
+	BOOL handled = LLButton::handleMouseDown(x, y, mask);
+	if (handled)
 	{
-	BOOL handled = LLButton::handleMouseDown(x,y, mask);
-	if(handled)
-	{
+		//if mouse down was handled by button, 
+		//capture mouse position to calculate the direction of  mouse move  after mouseLeave event 
 		mLastMouseDown.set(F32(x), F32(y));
 	}
 	return handled;
@@ -230,27 +233,31 @@ BOOL LLPullButton::handleMouseDown(S32 x, S32 y, MASK mask)
 /*virtual*/
 BOOL LLPullButton::handleMouseUp(S32 x, S32 y, MASK mask)
 {
+	// reset data to get ready for next circle 
 	mLastMouseDown.clear();
 	return LLButton::handleMouseUp(x, y, mask);
 }
-
+/**
+ * this function is setting up dragging direction vector. 
+ * Last one is just unit vector. It points to direction of mouse drag that we need to handle   
+ */
 void LLPullButton::setDirectionFromName(const std::string& name)
 {
 	if (name == "left")
 	{
-		mDraggingDirection.set(F32(-1), F32(0)); 
+		mDraggingDirection.set(F32(-1), F32(0));
 	}
 	else if (name == "right")
 	{
-		mDraggingDirection.set(F32(0), F32(1)); 
+		mDraggingDirection.set(F32(0), F32(1));
 	}
 	else if (name == "down")
 	{
-		 mDraggingDirection.set(F32(0), F32(-1)); 
+		mDraggingDirection.set(F32(0), F32(-1));
 	}
 	else if (name == "up")
 	{
-		 mDraggingDirection.set(F32(0), F32(1)); 
+		mDraggingDirection.set(F32(0), F32(1));
 	}
 }
 
diff --git a/indra/newview/llnavigationbar.h b/indra/newview/llnavigationbar.h
index 9d0abc7a3a..b512f2a79c 100644
--- a/indra/newview/llnavigationbar.h
+++ b/indra/newview/llnavigationbar.h
@@ -44,46 +44,41 @@ class LLSearchComboBox;
 /**
  * This button is able to handle click-dragging mouse event.
  * It has appropriated signal for this event.
- * Dragging direction can be set from xml by attribute called 'direction'
+ * Dragging direction can be set from xml attribute called 'direction'
  * 
  * *TODO: move to llui?  
  */
 
-class LLPullButton : public LLButton
+class LLPullButton: public LLButton
 {
 	LOG_CLASS(LLPullButton);
-	
+
 public:
-	
-	struct Params : public LLInitParam::Block<Params, LLButton::Params>
+	struct Params: public LLInitParam::Block<Params, LLButton::Params>
 	{
-		Optional<std::string>	direction; // left, right, down, up
-		
-		Params()
-		:	direction("direction","down")
-		{}
+		Optional<std::string> direction; // left, right, down, up
+
+		Params() 
+		:	direction("direction", "down")
+		{
+		}
 	};
 	
 	/*virtual*/ BOOL handleMouseDown(S32 x, S32 y, MASK mask);
-	
+
 	/*virtual*/ BOOL handleMouseUp(S32 x, S32 y, MASK mask);
-	
+
 	/*virtual*/ void onMouseLeave(S32 x, S32 y, MASK mask);
 
-	boost::signals2::connection setClickDraggingCallback( const commit_signal_t::slot_type& cb );
-	
-	/* virtual*/ ~LLPullButton()
-	{
-		delete mClickDraggingSignal;
-	}
-	
+	boost::signals2::connection setClickDraggingCallback(const commit_signal_t::slot_type& cb);
+
 protected:
 	friend class LLUICtrlFactory;
 	// convert string name into direction vector
 	void setDirectionFromName(const std::string& name);
 	LLPullButton(const LLPullButton::Params& params);
-	
-	commit_signal_t* mClickDraggingSignal;	
+
+	commit_signal_t mClickDraggingSignal;
 	LLVector2 mLastMouseDown;
 	LLVector2 mDraggingDirection;
 };
diff --git a/indra/newview/llnearbychat.cpp b/indra/newview/llnearbychat.cpp
index 6de47fccd2..8fc11d3929 100644
--- a/indra/newview/llnearbychat.cpp
+++ b/indra/newview/llnearbychat.cpp
@@ -200,18 +200,16 @@ void	LLNearbyChat::addMessage(const LLChat& chat,bool archive,const LLSD &args)
 		mMessageArchive.push_back(chat);
 		if(mMessageArchive.size()>200)
 			mMessageArchive.erase(mMessageArchive.begin());
+	}
 
-		if (gSavedPerAccountSettings.getBOOL("LogChat")) 
-		{
-			if (chat.mChatType != CHAT_TYPE_WHISPER && chat.mChatType != CHAT_TYPE_SHOUT)
-			{
-				LLLogChat::saveHistory("chat", chat.mFromName, chat.mFromID, chat.mText);
-			}
-			else
-			{
-				LLLogChat::saveHistory("chat", "", chat.mFromID, chat.mFromName + " " + chat.mText);
-			}
-		}
+	if (args["do_not_log"].asBoolean()) 
+	{
+		return;
+	}
+
+	if (gSavedPerAccountSettings.getBOOL("LogChat")) 
+	{
+		LLLogChat::saveHistory("chat", chat.mFromName, chat.mFromID, chat.mText);
 	}
 }
 
@@ -282,6 +280,9 @@ void LLNearbyChat::processChatHistoryStyleUpdate(const LLSD& newvalue)
 
 void LLNearbyChat::loadHistory()
 {
+	LLSD do_not_log;
+	do_not_log["do_not_log"] = true;
+
 	std::list<LLSD> history;
 	LLLogChat::loadAllHistory("chat", history);
 
@@ -302,7 +303,7 @@ void LLNearbyChat::loadHistory()
 		chat.mFromID = from_id;
 		chat.mText = msg[IM_TEXT].asString();
 		chat.mTimeStr = msg[IM_TIME].asString();
-		addMessage(chat);
+		addMessage(chat, true, do_not_log);
 
 		it++;
 	}
diff --git a/indra/newview/llnearbychathandler.cpp b/indra/newview/llnearbychathandler.cpp
index c08ca30bab..be48770567 100644
--- a/indra/newview/llnearbychathandler.cpp
+++ b/indra/newview/llnearbychathandler.cpp
@@ -274,6 +274,13 @@ void LLNearbyChatScreenChannel::showToastsBottom()
 			toast->setRect(toast_rect);
 			toast->setIsHidden(false);
 			toast->setVisible(TRUE);
+
+			if(!toast->hasFocus())
+			{
+				// Fixing Z-order of toasts (EXT-4862)
+				// Next toast will be positioned under this one.
+				gFloaterView->sendChildToBack(toast);
+			}
 			
 			bottom = toast->getRect().mTop;
 		}		
diff --git a/indra/newview/llpanellandmarks.cpp b/indra/newview/llpanellandmarks.cpp
index 47feef496a..7c1b0f6234 100644
--- a/indra/newview/llpanellandmarks.cpp
+++ b/indra/newview/llpanellandmarks.cpp
@@ -171,8 +171,6 @@ BOOL LLLandmarksPanel::postBuild()
 	initLandmarksInventoryPanel();
 	initMyInventoryPanel();
 	initLibraryInventoryPanel();
-	getChild<LLAccordionCtrlTab>("tab_favorites")->setDisplayChildren(true);
-	getChild<LLAccordionCtrlTab>("tab_landmarks")->setDisplayChildren(true);
 
 	return TRUE;
 }
@@ -462,7 +460,7 @@ void LLLandmarksPanel::initFavoritesInventoryPanel()
 	initLandmarksPanel(mFavoritesInventoryPanel);
 	mFavoritesInventoryPanel->getFilter()->setEmptyLookupMessage("FavoritesNoMatchingItems");
 
-	initAccordion("tab_favorites", mFavoritesInventoryPanel);
+	initAccordion("tab_favorites", mFavoritesInventoryPanel, true);
 }
 
 void LLLandmarksPanel::initLandmarksInventoryPanel()
@@ -481,7 +479,7 @@ void LLLandmarksPanel::initLandmarksInventoryPanel()
 	// subscribe to have auto-rename functionality while creating New Folder
 	mLandmarksInventoryPanel->setSelectCallback(boost::bind(&LLInventoryPanel::onSelectionChange, mLandmarksInventoryPanel, _1, _2));
 
-	initAccordion("tab_landmarks", mLandmarksInventoryPanel);
+	initAccordion("tab_landmarks", mLandmarksInventoryPanel, true);
 }
 
 void LLLandmarksPanel::initMyInventoryPanel()
@@ -490,7 +488,7 @@ void LLLandmarksPanel::initMyInventoryPanel()
 
 	initLandmarksPanel(mMyInventoryPanel);
 
-	initAccordion("tab_inventory", mMyInventoryPanel);
+	initAccordion("tab_inventory", mMyInventoryPanel, false);
 }
 
 void LLLandmarksPanel::initLibraryInventoryPanel()
@@ -499,7 +497,15 @@ void LLLandmarksPanel::initLibraryInventoryPanel()
 
 	initLandmarksPanel(mLibraryInventoryPanel);
 
-	initAccordion("tab_library", mLibraryInventoryPanel);
+	// We want to fetch only "Landmarks" category from the library.
+	const LLUUID &landmarks_cat = gInventory.findCategoryUUIDForType(LLFolderType::FT_LANDMARK, false, true);
+	if (landmarks_cat.notNull())
+	{
+		gInventory.startBackgroundFetch(landmarks_cat);
+	}
+
+	// Expanding "Library" tab for new users who have no landmarks in "My Inventory".
+	initAccordion("tab_library", mLibraryInventoryPanel, true);
 }
 
 void LLLandmarksPanel::initLandmarksPanel(LLPlacesInventoryPanel* inventory_list)
@@ -526,14 +532,14 @@ void LLLandmarksPanel::initLandmarksPanel(LLPlacesInventoryPanel* inventory_list
 	inventory_list->saveFolderState();
 }
 
-void LLLandmarksPanel::initAccordion(const std::string& accordion_tab_name, LLPlacesInventoryPanel* inventory_list)
+void LLLandmarksPanel::initAccordion(const std::string& accordion_tab_name, LLPlacesInventoryPanel* inventory_list,	bool expand_tab)
 {
 	LLAccordionCtrlTab* accordion_tab = getChild<LLAccordionCtrlTab>(accordion_tab_name);
 
 	mAccordionTabs.push_back(accordion_tab);
 	accordion_tab->setDropDownStateChangedCallback(
 		boost::bind(&LLLandmarksPanel::onAccordionExpandedCollapsed, this, _2, inventory_list));
-	accordion_tab->setDisplayChildren(false);
+	accordion_tab->setDisplayChildren(expand_tab);
 }
 
 void LLLandmarksPanel::onAccordionExpandedCollapsed(const LLSD& param, LLPlacesInventoryPanel* inventory_list)
diff --git a/indra/newview/llpanellandmarks.h b/indra/newview/llpanellandmarks.h
index 96b790844c..cbbd10ac26 100644
--- a/indra/newview/llpanellandmarks.h
+++ b/indra/newview/llpanellandmarks.h
@@ -110,7 +110,7 @@ private:
 	void initMyInventoryPanel();
 	void initLibraryInventoryPanel();
 	void initLandmarksPanel(LLPlacesInventoryPanel* inventory_list);
-	void initAccordion(const std::string& accordion_tab_name, LLPlacesInventoryPanel* inventory_list);
+	void initAccordion(const std::string& accordion_tab_name, LLPlacesInventoryPanel* inventory_list, bool expand_tab);
 	void onAccordionExpandedCollapsed(const LLSD& param, LLPlacesInventoryPanel* inventory_list);
 	void deselectOtherThan(const LLPlacesInventoryPanel* inventory_list);
 
diff --git a/indra/newview/llscreenchannel.cpp b/indra/newview/llscreenchannel.cpp
index 8f36c0e88a..7c2e7e3319 100644
--- a/indra/newview/llscreenchannel.cpp
+++ b/indra/newview/llscreenchannel.cpp
@@ -533,9 +533,13 @@ void LLScreenChannel::showToastsBottom()
 			// HACK
 			// EXT-2653: it is necessary to prevent overlapping for secondary showed toasts
 			(*it).toast->setVisible(TRUE);
-			// Show toast behind floaters. (EXT-3089)
-			gFloaterView->sendChildToBack((*it).toast);
 		}		
+		if(!(*it).toast->hasFocus())
+		{
+			// Fixing Z-order of toasts (EXT-4862)
+			// Next toast will be positioned under this one.
+			gFloaterView->sendChildToBack((*it).toast);
+		}
 	}
 
 	if(it != mToastList.rend())
diff --git a/indra/newview/llvoiceclient.cpp b/indra/newview/llvoiceclient.cpp
index b6e7e73b9d..f3bfc2e86c 100644
--- a/indra/newview/llvoiceclient.cpp
+++ b/indra/newview/llvoiceclient.cpp
@@ -1107,16 +1107,17 @@ public:
 	 * Sets internal voluem level for specified user.
 	 *
 	 * @param[in] speaker_id - LLUUID of user to store volume level for
-	 * @param[in] volume - internal volume level to be stored for user.
+	 * @param[in] volume - external (vivox) volume level to be stored for user.
 	 */
-	void storeSpeakerVolume(const LLUUID& speaker_id, S32 volume);
+	void storeSpeakerVolume(const LLUUID& speaker_id, F32 volume);
 
 	/**
-	 * Gets stored internal volume level for specified speaker.
+	 * Gets stored external (vivox) volume level for specified speaker and
+	 * transforms it into internal (viewer) level.
 	 *
 	 * If specified user is not found default level will be returned. It is equivalent of 
 	 * external level 0.5 from the 0.0..1.0 range.
-	 * Default internal level is calculated as: internal = 400 * external^2
+	 * Internal level is calculated as: internal = 400 * external^2
 	 * Maps 0.0 to 1.0 to internal values 0-400 with default 0.5 == 100
 	 *
 	 * @param[in] speaker_id - LLUUID of user to get his volume level
@@ -1133,7 +1134,7 @@ private:
 	void load();
 	void save();
 
-	typedef std::map<LLUUID, S32> speaker_data_map_t;
+	typedef std::map<LLUUID, F32> speaker_data_map_t;
 	speaker_data_map_t mSpeakersData;
 };
 
@@ -1149,7 +1150,7 @@ LLSpeakerVolumeStorage::~LLSpeakerVolumeStorage()
 	save();
 }
 
-void LLSpeakerVolumeStorage::storeSpeakerVolume(const LLUUID& speaker_id, S32 volume)
+void LLSpeakerVolumeStorage::storeSpeakerVolume(const LLUUID& speaker_id, F32 volume)
 {
 	mSpeakersData[speaker_id] = volume;
 }
@@ -1163,7 +1164,10 @@ S32 LLSpeakerVolumeStorage::getSpeakerVolume(const LLUUID& speaker_id)
 	
 	if (it != mSpeakersData.end())
 	{
-		ret_val = it->second;
+		F32 f_val = it->second;
+		// volume can amplify by as much as 4x!
+		S32 ivol = (S32)(400.f * f_val * f_val);
+		ret_val = llclamp(ivol, 0, 400);
 	}
 	return ret_val;
 }
@@ -1184,7 +1188,7 @@ void LLSpeakerVolumeStorage::load()
 	for (LLSD::map_const_iterator iter = settings_llsd.beginMap();
 		iter != settings_llsd.endMap(); ++iter)
 	{
-		mSpeakersData.insert(std::make_pair(LLUUID(iter->first), (S32)iter->second.asInteger()));
+		mSpeakersData.insert(std::make_pair(LLUUID(iter->first), (F32)iter->second.asReal()));
 	}
 }
 
@@ -6288,14 +6292,14 @@ void LLVoiceClient::setUserVolume(const LLUUID& id, F32 volume)
 		participantState *participant = findParticipantByID(id);
 		if (participant)
 		{
+			// store this volume setting for future sessions
+			LLSpeakerVolumeStorage::getInstance()->storeSpeakerVolume(id, volume);
+
 			// volume can amplify by as much as 4x!
 			S32 ivol = (S32)(400.f * volume * volume);
 			participant->mUserVolume = llclamp(ivol, 0, 400);
 			participant->mVolumeDirty = TRUE;
 			mAudioSession->mVolumeDirty = TRUE;
-
-			// store this volume setting for future sessions
-			LLSpeakerVolumeStorage::getInstance()->storeSpeakerVolume(id, participant->mUserVolume);
 		}
 	}
 }
diff --git a/indra/newview/skins/default/xui/en/floater_preferences.xml b/indra/newview/skins/default/xui/en/floater_preferences.xml
index 15655a920e..05deca705a 100644
--- a/indra/newview/skins/default/xui/en/floater_preferences.xml
+++ b/indra/newview/skins/default/xui/en/floater_preferences.xml
@@ -56,7 +56,7 @@
          help_topic="preferences_general_tab"
          name="general" />
         <panel
-	 class="panel_preference"
+	 class="panel_preference_graphics"
          filename="panel_preferences_graphics1.xml"
          label="Graphics"
          layout="topleft"
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 5d78cfc9ef..d16474873f 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -1532,7 +1532,7 @@ Your search terms were too short so no search was performed.
    icon="alertmodal.tga"
    name="CouldNotTeleportReason"
    type="alertmodal">
-Could not teleport.
+Teleport failed.
 [REASON]
   </notification>
 
diff --git a/indra/newview/skins/default/xui/en/panel_classifieds_list_item.xml b/indra/newview/skins/default/xui/en/panel_classifieds_list_item.xml
index b881719e3a..0c1418fc2d 100644
--- a/indra/newview/skins/default/xui/en/panel_classifieds_list_item.xml
+++ b/indra/newview/skins/default/xui/en/panel_classifieds_list_item.xml
@@ -64,6 +64,7 @@
      layout="topleft"
      left="103"
      name="description"
+     textbox.mouse_opaque="false" 
      top_pad="0"
      width="178"
      word_wrap="true" />
diff --git a/indra/newview/skins/default/xui/en/panel_people.xml b/indra/newview/skins/default/xui/en/panel_people.xml
index 3b5add33a8..447ac1b123 100644
--- a/indra/newview/skins/default/xui/en/panel_people.xml
+++ b/indra/newview/skins/default/xui/en/panel_people.xml
@@ -137,6 +137,7 @@ background_visible="true"
                         <avatar_list
                          allow_select="true"
                          follows="all"
+                         height="235"
                          layout="topleft"
                          left="0"
                          multi_select="true"
@@ -152,6 +153,7 @@ background_visible="true"
                         <avatar_list
                          allow_select="true"
                          follows="all"
+                         height="235"
                          layout="topleft"
                          left="0"
                          multi_select="true"
diff --git a/indra/newview/skins/default/xui/en/panel_pick_list_item.xml b/indra/newview/skins/default/xui/en/panel_pick_list_item.xml
index 023b1fc81d..e62c1278f9 100644
--- a/indra/newview/skins/default/xui/en/panel_pick_list_item.xml
+++ b/indra/newview/skins/default/xui/en/panel_pick_list_item.xml
@@ -64,6 +64,7 @@
      layout="topleft"
      left="103"
      name="picture_descr"
+     textbox.mouse_opaque="false" 
      top_pad="0"
      width="178"
      word_wrap="true" />
diff --git a/indra/newview/skins/default/xui/en/widgets/flat_list_view.xml b/indra/newview/skins/default/xui/en/widgets/flat_list_view.xml
index 888b4eaf7c..a71b293f31 100644
--- a/indra/newview/skins/default/xui/en/widgets/flat_list_view.xml
+++ b/indra/newview/skins/default/xui/en/widgets/flat_list_view.xml
@@ -5,4 +5,12 @@
  item_pad="0"
  keep_one_selected="true"
  multi_select="false"
- opaque="true" />
\ No newline at end of file
+ opaque="true">
+    <flat_list_view.no_items_text
+     follows="all"
+     name="no_items_msg"
+     v_pad="10"
+     h_pad="10"
+     value="There are no any items in the list"
+     wrap="true" />
+</flat_list_view>
\ No newline at end of file