Upstream merge from viewer-neko

24 files changed, 677 insertions, 77 deletions

diff --git a/indra/llui/llfloater.cpp b/indra/llui/llfloater.cpp
index 42802cd339..e3bb36192c 100644
--- a/indra/llui/llfloater.cpp
+++ b/indra/llui/llfloater.cpp
@@ -37,6 +37,7 @@
 #include "lluictrlfactory.h"
 #include "llbutton.h"
 #include "llcheckboxctrl.h"
+#include "llcriticaldamp.h" // LLSmoothInterpolation
 #include "lldir.h"
 #include "lldraghandle.h"
 #include "llfloaterreg.h"
@@ -64,6 +65,10 @@
 // use this to control "jumping" behavior when Ctrl-Tabbing
 const S32 TABBED_FLOATER_OFFSET = 0;
 
+const F32 LLFloater::CONTEXT_CONE_IN_ALPHA = 0.0f;
+const F32 LLFloater::CONTEXT_CONE_OUT_ALPHA = 1.f;
+const F32 LLFloater::CONTEXT_CONE_FADE_TIME = 0.08f;
+
 namespace LLInitParam
 {
 	void TypeValues<LLFloaterEnums::EOpenPositioning>::declareValues()
@@ -2116,6 +2121,70 @@ void LLFloater::updateTitleButtons()
 	}
 }
 
+void LLFloater::drawConeToOwner(F32 &context_cone_opacity,
+                                F32 max_cone_opacity,
+                                LLView *owner_view,
+                                F32 fade_time,
+                                F32 contex_cone_in_alpha,
+                                F32 contex_cone_out_alpha)
+{
+    if (owner_view
+        && owner_view->isInVisibleChain()
+        && hasFocus()
+        && context_cone_opacity > 0.001f
+        && gFocusMgr.childHasKeyboardFocus(this))
+    {
+        // draw cone of context pointing back to owner (e.x. texture swatch)
+        LLRect owner_rect;
+        owner_view->localRectToOtherView(owner_view->getLocalRect(), &owner_rect, this);
+        LLRect local_rect = getLocalRect();
+
+        gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+        LLGLEnable(GL_CULL_FACE);
+        gGL.begin(LLRender::QUADS);
+        {
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_in_alpha * context_cone_opacity);
+            gGL.vertex2i(owner_rect.mLeft, owner_rect.mTop);
+            gGL.vertex2i(owner_rect.mRight, owner_rect.mTop);
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_out_alpha * context_cone_opacity);
+            gGL.vertex2i(local_rect.mRight, local_rect.mTop);
+            gGL.vertex2i(local_rect.mLeft, local_rect.mTop);
+
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_out_alpha * context_cone_opacity);
+            gGL.vertex2i(local_rect.mLeft, local_rect.mTop);
+            gGL.vertex2i(local_rect.mLeft, local_rect.mBottom);
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_in_alpha * context_cone_opacity);
+            gGL.vertex2i(owner_rect.mLeft, owner_rect.mBottom);
+            gGL.vertex2i(owner_rect.mLeft, owner_rect.mTop);
+
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_out_alpha * context_cone_opacity);
+            gGL.vertex2i(local_rect.mRight, local_rect.mBottom);
+            gGL.vertex2i(local_rect.mRight, local_rect.mTop);
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_in_alpha * context_cone_opacity);
+            gGL.vertex2i(owner_rect.mRight, owner_rect.mTop);
+            gGL.vertex2i(owner_rect.mRight, owner_rect.mBottom);
+
+
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_out_alpha * context_cone_opacity);
+            gGL.vertex2i(local_rect.mLeft, local_rect.mBottom);
+            gGL.vertex2i(local_rect.mRight, local_rect.mBottom);
+            gGL.color4f(0.f, 0.f, 0.f, contex_cone_in_alpha * context_cone_opacity);
+            gGL.vertex2i(owner_rect.mRight, owner_rect.mBottom);
+            gGL.vertex2i(owner_rect.mLeft, owner_rect.mBottom);
+        }
+        gGL.end();
+    }
+
+    if (gFocusMgr.childHasMouseCapture(getDragHandle()))
+    {
+        context_cone_opacity = lerp(context_cone_opacity, max_cone_opacity, LLSmoothInterpolation::getInterpolant(fade_time));
+    }
+    else
+    {
+        context_cone_opacity = lerp(context_cone_opacity, 0.f, LLSmoothInterpolation::getInterpolant(fade_time));
+    }
+}
+
 void LLFloater::buildButtons(const Params& floater_params)
 {
 	static LLUICachedControl<S32> floater_close_box_size ("UIFloaterCloseBoxSize", 0);
diff --git a/indra/llui/llfloater.h b/indra/llui/llfloater.h
index 165f67499b..f8c04e8a2f 100644
--- a/indra/llui/llfloater.h
+++ b/indra/llui/llfloater.h
@@ -395,6 +395,15 @@ protected:
 
 	virtual void	updateTitleButtons();
 
+	// Draws a cone from this floater to parent floater or view (owner)
+	// Modifies context_cone_opacity (interpolates according to fade time and returns new value)
+	void			drawConeToOwner(F32 &context_cone_opacity,
+									F32 max_cone_opacity,
+									LLView *owner_view,
+									F32 context_fade_time = CONTEXT_CONE_FADE_TIME,
+									F32 contex_cone_in_alpha = CONTEXT_CONE_IN_ALPHA,
+									F32 contex_cone_out_alpha = CONTEXT_CONE_OUT_ALPHA);
+
 private:
 	void			setForeground(BOOL b);	// called only by floaterview
 	void			cleanupHandles(); // remove handles to dead floaters
@@ -424,6 +433,10 @@ private:
 	void			updateTransparency(LLView* view, ETypeTransparency transparency_type);
 
 public:
+	static const F32 CONTEXT_CONE_IN_ALPHA;
+	static const F32 CONTEXT_CONE_OUT_ALPHA;
+	static const F32 CONTEXT_CONE_FADE_TIME;
+
 	// Called when floater is opened, passes mKey
 	// Public so external views or floaters can watch for this floater opening
 	commit_signal_t mOpenSignal;
diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp
index 200dd2fdca..1e18396184 100644
--- a/indra/llui/llmenugl.cpp
+++ b/indra/llui/llmenugl.cpp
@@ -213,6 +213,12 @@ LLSD LLMenuItemGL::getValue() const
 }
 
 //virtual
+bool LLMenuItemGL::hasAccelerator(const KEY &key, const MASK &mask) const
+{
+	return (mAcceleratorKey == key) && (mAcceleratorMask == mask);
+}
+
+//virtual
 BOOL LLMenuItemGL::handleAcceleratorKey(KEY key, MASK mask)
 {
 	if( getEnabled() && (!gKeyboard->getKeyRepeated(key) || mAllowKeyRepeat) && (key == mAcceleratorKey) && (mask == (mAcceleratorMask & MASK_NORMALKEYS)) )
@@ -263,13 +269,13 @@ BOOL LLMenuItemGL::handleRightMouseUp(S32 x, S32 y, MASK mask)
 
 // This function checks to see if the accelerator key is already in use;
 // if not, it will be added to the list
-BOOL LLMenuItemGL::addToAcceleratorList(std::list <LLKeyBinding*> *listp)
+BOOL LLMenuItemGL::addToAcceleratorList(std::list <LLMenuKeyboardBinding*> *listp)
 {
-	LLKeyBinding *accelerator = NULL;
+	LLMenuKeyboardBinding *accelerator = NULL;
 
 	if (mAcceleratorKey != KEY_NONE)
 	{
-		std::list<LLKeyBinding*>::iterator list_it;
+		std::list<LLMenuKeyboardBinding*>::iterator list_it;
 		for (list_it = listp->begin(); list_it != listp->end(); ++list_it)
 		{
 			accelerator = *list_it;
@@ -293,7 +299,7 @@ BOOL LLMenuItemGL::addToAcceleratorList(std::list <LLKeyBinding*> *listp)
 		}
 		if (!accelerator)
 		{				
-			accelerator = new LLKeyBinding;
+			accelerator = new LLMenuKeyboardBinding;
 			if (accelerator)
 			{
 				accelerator->mKey = mAcceleratorKey;
@@ -788,6 +794,12 @@ void LLMenuItemCallGL::initFromParams(const Params& p)
 			{
 				setEnabledControlVariable(control);
 			}
+			else
+			{
+				LL_WARNS() << "Failed to assign 'enabled' control variable to menu " << getName()
+							<< ": control " << p.on_enable.control_name()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 	}
 	if (p.on_click.isProvided())
@@ -1011,6 +1023,11 @@ BOOL LLMenuItemBranchGL::handleMouseUp(S32 x, S32 y, MASK mask)
 	return TRUE;
 }
 
+bool LLMenuItemBranchGL::hasAccelerator(const KEY &key, const MASK &mask) const
+{
+	return getBranch() && getBranch()->hasAccelerator(key, mask);
+}
+
 BOOL LLMenuItemBranchGL::handleAcceleratorKey(KEY key, MASK mask)
 {
 	return getBranch() && getBranch()->handleAcceleratorKey(key, mask);
@@ -1018,7 +1035,7 @@ BOOL LLMenuItemBranchGL::handleAcceleratorKey(KEY key, MASK mask)
 
 // This function checks to see if the accelerator key is already in use;
 // if not, it will be added to the list
-BOOL LLMenuItemBranchGL::addToAcceleratorList(std::list<LLKeyBinding*> *listp)
+BOOL LLMenuItemBranchGL::addToAcceleratorList(std::list<LLMenuKeyboardBinding*> *listp)
 {
 	LLMenuGL* branch = getBranch();
 	if (!branch)
@@ -2995,6 +3012,27 @@ void LLMenuGL::updateParent(LLView* parentp)
 	}
 }
 
+bool LLMenuGL::hasAccelerator(const KEY &key, const MASK &mask) const
+{
+	if (key == KEY_NONE)
+	{
+		return false;
+	}
+	// Note: checking this way because mAccelerators seems to be broken
+	// mAccelerators probably needs to be cleaned up or fixed
+	// It was used for dupplicate accelerator avoidance.
+	item_list_t::const_iterator item_iter;
+	for (item_iter = mItems.begin(); item_iter != mItems.end(); ++item_iter)
+	{
+		LLMenuItemGL* itemp = *item_iter;
+		if (itemp->hasAccelerator(key, mask))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
 BOOL LLMenuGL::handleAcceleratorKey(KEY key, MASK mask)
 {
 	// don't handle if not enabled
diff --git a/indra/llui/llmenugl.h b/indra/llui/llmenugl.h
index 78f688642e..f3844af507 100644
--- a/indra/llui/llmenugl.h
+++ b/indra/llui/llmenugl.h
@@ -42,6 +42,13 @@
 extern S32 MENU_BAR_HEIGHT;
 extern S32 MENU_BAR_WIDTH;
 
+class LLMenuKeyboardBinding
+{
+public:
+    KEY				mKey;
+    MASK			mMask;
+};
+
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLMenuItemGL
 //
@@ -91,6 +98,7 @@ public:
 	/*virtual*/ void setValue(const LLSD& value);
 	/*virtual*/ LLSD getValue() const;
 
+	virtual bool hasAccelerator(const KEY &key, const MASK &mask) const;
 	virtual BOOL handleAcceleratorKey(KEY key, MASK mask);
 
 	LLColor4 getHighlightBgColor() { return mHighlightBackground.get(); }
@@ -109,7 +117,7 @@ public:
 	virtual void setBriefItem(BOOL brief);
 	virtual BOOL isBriefItem() const;
 
-	virtual BOOL addToAcceleratorList(std::list<LLKeyBinding*> *listp);
+	virtual BOOL addToAcceleratorList(std::list<LLMenuKeyboardBinding*> *listp);
 	void setAllowKeyRepeat(BOOL allow) { mAllowKeyRepeat = allow; }
 	BOOL getAllowKeyRepeat() const { return mAllowKeyRepeat; }
 
@@ -436,7 +444,8 @@ public:
 	/*virtual*/ bool addChild(LLView* view, S32 tab_group = 0);
 	/*virtual*/ void removeChild( LLView* ctrl);
 	/*virtual*/ BOOL postBuild();
-
+	
+	virtual bool hasAccelerator(const KEY &key, const MASK &mask) const;
 	virtual BOOL handleAcceleratorKey(KEY key, MASK mask);
 
 	LLMenuGL* findChildMenuByName(const std::string& name, BOOL recurse) const;
@@ -625,10 +634,11 @@ public:
 	
 	virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
 
+	virtual bool hasAccelerator(const KEY &key, const MASK &mask) const;
 	virtual BOOL handleAcceleratorKey(KEY key, MASK mask);
 
 	// check if we've used these accelerators already
-	virtual BOOL addToAcceleratorList(std::list <LLKeyBinding*> *listp);
+	virtual BOOL addToAcceleratorList(std::list <LLMenuKeyboardBinding*> *listp);
 
 	// called to rebuild the draw label
 	virtual void buildDrawLabel( void );
@@ -794,7 +804,7 @@ private:
 
 	void checkMenuTrigger();
 
-	std::list <LLKeyBinding*>	mAccelerators;
+	std::list <LLMenuKeyboardBinding*>	mAccelerators;
 	BOOL						mAltKeyTrigger;
 };
 
diff --git a/indra/llui/llnotifications.cpp b/indra/llui/llnotifications.cpp
index 9fc6c05ead..6a7075301b 100644
--- a/indra/llui/llnotifications.cpp
+++ b/indra/llui/llnotifications.cpp
@@ -68,7 +68,8 @@ LLNotificationForm::FormIgnore::FormIgnore()
 	control("control"),
 	invert_control("invert_control", false),
 	save_option("save_option", false),
-	session_only("session_only", false)
+	session_only("session_only", false),
+	checkbox_only("checkbox_only", false)
 {}
 
 LLNotificationForm::FormButton::FormButton()
@@ -195,10 +196,15 @@ LLNotificationForm::LLNotificationForm(const std::string& name, const LLNotifica
 {
 	if (p.ignore.isProvided())
 	{
+		// For all cases but IGNORE_CHECKBOX_ONLY this is name for use in preferences
 		mIgnoreMsg = p.ignore.text;
 
 		LLUI *ui_inst = LLUI::getInstance();
-		if (!p.ignore.save_option)
+		if (p.ignore.checkbox_only)
+		{
+			mIgnore = IGNORE_CHECKBOX_ONLY;
+		}
+		else if (!p.ignore.save_option)
 		{
 			mIgnore = p.ignore.session_only ? IGNORE_WITH_DEFAULT_RESPONSE_SESSION_ONLY : IGNORE_WITH_DEFAULT_RESPONSE;
 		}
@@ -215,7 +221,7 @@ LLNotificationForm::LLNotificationForm(const std::string& name, const LLNotifica
 			mIgnoreSetting = ui_inst->mSettingGroups["config"]->getControl(p.ignore.control);
 			mInvertSetting = p.ignore.invert_control;
 		}
-		else
+		else if (mIgnore > IGNORE_NO)
 		{
 			ui_inst->mSettingGroups["ignores"]->declareBOOL(name, show_notification, "Show notification with this name", LLControlVariable::PERSIST_NONDFT);
 			mIgnoreSetting = ui_inst->mSettingGroups["ignores"]->getControl(name);
@@ -389,13 +395,12 @@ LLControlVariablePtr LLNotificationForm::getIgnoreSetting()
 bool LLNotificationForm::getIgnored()
 {
 	bool show = true;
-	if (mIgnore != LLNotificationForm::IGNORE_NO
+	if (mIgnore > LLNotificationForm::IGNORE_NO
 		&& mIgnoreSetting) 
 	{
 		show = mIgnoreSetting->getValue().asBoolean();
 		if (mInvertSetting) show = !show;
 	}
-
 	return !show;
 }
 
@@ -696,7 +701,7 @@ void LLNotification::respond(const LLSD& response)
 		mTemporaryResponder = false;
 	}
 
-	if (mForm->getIgnoreType() != LLNotificationForm::IGNORE_NO)
+	if (mForm->getIgnoreType() > LLNotificationForm::IGNORE_NO)
 	{
 		mForm->setIgnored(mIgnored);
 		if (mIgnored && mForm->getIgnoreType() == LLNotificationForm::IGNORE_WITH_LAST_RESPONSE)
diff --git a/indra/llui/llnotifications.h b/indra/llui/llnotifications.h
index 1509446920..62cf41256b 100644
--- a/indra/llui/llnotifications.h
+++ b/indra/llui/llnotifications.h
@@ -180,6 +180,7 @@ public:
 		Optional<std::string>	control;
 		Optional<bool>			invert_control;
 		Optional<bool>			session_only;
+		Optional<bool>			checkbox_only;
 
 		FormIgnore();
 	};
@@ -232,7 +233,8 @@ public:
 
 	typedef enum e_ignore_type
 	{ 
-		IGNORE_NO,
+		IGNORE_CHECKBOX_ONLY = -1, // ignore won't be handled, will set value/checkbox only
+		IGNORE_NO = 0,
 		IGNORE_WITH_DEFAULT_RESPONSE,
 		IGNORE_WITH_DEFAULT_RESPONSE_SESSION_ONLY,
 		IGNORE_WITH_LAST_RESPONSE, 
diff --git a/indra/llui/llscrollbar.cpp b/indra/llui/llscrollbar.cpp
index b3a79bc1eb..fde6de4921 100644
--- a/indra/llui/llscrollbar.cpp
+++ b/indra/llui/llscrollbar.cpp
@@ -408,6 +408,16 @@ BOOL LLScrollbar::handleScrollWheel(S32 x, S32 y, S32 clicks)
 	return handled;
 }
 
+BOOL LLScrollbar::handleScrollHWheel(S32 x, S32 y, S32 clicks)
+{
+	BOOL handled = FALSE;
+	if (LLScrollbar::HORIZONTAL == mOrientation)
+	{
+		handled = changeLine(clicks * mStepSize, TRUE);
+	}
+	return handled;
+}
+
 BOOL LLScrollbar::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
 									EDragAndDropType cargo_type, void *cargo_data, EAcceptance *accept, std::string &tooltip_msg)
 {
diff --git a/indra/llui/llscrollbar.h b/indra/llui/llscrollbar.h
index e2bf52c14b..5f2f490d81 100644
--- a/indra/llui/llscrollbar.h
+++ b/indra/llui/llscrollbar.h
@@ -88,6 +88,7 @@ public:
 	virtual BOOL	handleDoubleClick(S32 x, S32 y, MASK mask);
 	virtual BOOL	handleHover(S32 x, S32 y, MASK mask);
 	virtual BOOL	handleScrollWheel(S32 x, S32 y, S32 clicks);
+	virtual BOOL	handleScrollHWheel(S32 x, S32 y, S32 clicks);
 	virtual BOOL	handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop, 
 		EDragAndDropType cargo_type, void *cargo_data, EAcceptance *accept, std::string &tooltip_msg);
 
diff --git a/indra/llui/llscrollcontainer.cpp b/indra/llui/llscrollcontainer.cpp
index 6135cc56ad..3db38bbfac 100644
--- a/indra/llui/llscrollcontainer.cpp
+++ b/indra/llui/llscrollcontainer.cpp
@@ -272,6 +272,25 @@ BOOL LLScrollContainer::handleScrollWheel( S32 x, S32 y, S32 clicks )
 	return FALSE;
 }
 
+BOOL LLScrollContainer::handleScrollHWheel(S32 x, S32 y, S32 clicks)
+{
+	if (LLUICtrl::handleScrollHWheel(x,y,clicks))
+	{
+		return TRUE;
+	}
+
+	LLScrollbar* horizontal = mScrollbar[HORIZONTAL];
+	if (horizontal->getVisible()
+		&& horizontal->getEnabled()
+		&& horizontal->handleScrollHWheel( 0, 0, clicks ) )
+	{
+		updateScroll();
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
 BOOL LLScrollContainer::handleDragAndDrop(S32 x, S32 y, MASK mask,
 												  BOOL drop,
 												  EDragAndDropType cargo_type,
diff --git a/indra/llui/llscrollcontainer.h b/indra/llui/llscrollcontainer.h
index e6c7891397..c14099dbd5 100644
--- a/indra/llui/llscrollcontainer.h
+++ b/indra/llui/llscrollcontainer.h
@@ -107,6 +107,7 @@ public:
 	virtual BOOL	handleKeyHere(KEY key, MASK mask);
 	virtual BOOL	handleUnicodeCharHere(llwchar uni_char);
 	virtual BOOL	handleScrollWheel( S32 x, S32 y, S32 clicks );
+	virtual BOOL	handleScrollHWheel( S32 x, S32 y, S32 clicks );
 	virtual BOOL	handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop,
 								   EDragAndDropType cargo_type,
 								   void* cargo_data,
diff --git a/indra/llui/llscrolllistcell.cpp b/indra/llui/llscrolllistcell.cpp
index 8000efad0e..13839da400 100644
--- a/indra/llui/llscrolllistcell.cpp
+++ b/indra/llui/llscrolllistcell.cpp
@@ -50,6 +50,10 @@ LLScrollListCell* LLScrollListCell::create(const LLScrollListCell::Params& cell_
 	{
 		cell = new LLScrollListDate(cell_p);
 	}
+	else if (cell_p.type() == "icontext")
+	{
+		cell = new LLScrollListIconText(cell_p);
+	}
 	else	// default is "text"
 	{
 		cell = new LLScrollListText(cell_p);
@@ -168,7 +172,7 @@ U32 LLScrollListText::sCount = 0;
 
 LLScrollListText::LLScrollListText(const LLScrollListCell::Params& p)
 :	LLScrollListCell(p),
-	mText(p.value().asString()),
+	mText(p.label.isProvided() ? p.label() : p.value().asString()),
 	mFont(p.font),
 	mColor(p.color),
 	mUseColor(p.color.isProvided()),
@@ -192,7 +196,7 @@ LLScrollListText::LLScrollListText(const LLScrollListCell::Params& p)
 void LLScrollListText::highlightText(S32 offset, S32 num_chars)
 {
 	mHighlightOffset = offset;
-	mHighlightCount = num_chars;
+	mHighlightCount = llmax(0, num_chars);
 }
 
 //virtual 
@@ -292,11 +296,12 @@ void LLScrollListText::draw(const LLColor4& color, const LLColor4& highlight_col
 
 	if (mHighlightCount > 0)
 	{
+		// Highlight text
 		S32 left = 0;
 		switch(mFontAlignment)
 		{
 		case LLFontGL::LEFT:
-			left = mFont->getWidth(mText.getString(), 0, mHighlightOffset);
+			left = mFont->getWidth(mText.getString(), 1, mHighlightOffset);
 			break;
 		case LLFontGL::RIGHT:
 			left = getWidth() - mFont->getWidth(mText.getString(), mHighlightOffset, S32_MAX);
@@ -319,7 +324,7 @@ void LLScrollListText::draw(const LLColor4& color, const LLColor4& highlight_col
 	switch(mFontAlignment)
 	{
 	case LLFontGL::LEFT:
-		start_x = 0.f;
+		start_x = 1.f;
 		break;
 	case LLFontGL::RIGHT:
 		start_x = (F32)getWidth();
@@ -435,3 +440,139 @@ const LLSD LLScrollListDate::getValue() const
 {
 	return mDate;
 }
+
+//
+// LLScrollListIconText
+//
+LLScrollListIconText::LLScrollListIconText(const LLScrollListCell::Params& p)
+    : LLScrollListText(p),
+    mIcon(p.value().isUUID() ? LLUI::getUIImageByID(p.value().asUUID()) : LLUI::getUIImage(p.value().asString())),
+    mPad(4)
+{
+    mTextWidth = getWidth() - mPad /*padding*/ - mFont->getLineHeight();
+}
+
+LLScrollListIconText::~LLScrollListIconText()
+{
+}
+
+const LLSD LLScrollListIconText::getValue() const
+{
+    if (mIcon.isNull())
+    {
+        return LLStringUtil::null;
+    }
+    return mIcon->getName();
+}
+
+void LLScrollListIconText::setValue(const LLSD& value)
+{
+    if (value.isUUID())
+    {
+        // don't use default image specified by LLUUID::null, use no image in that case
+        LLUUID image_id = value.asUUID();
+        mIcon = image_id.notNull() ? LLUI::getUIImageByID(image_id) : LLUIImagePtr(NULL);
+    }
+    else
+    {
+        std::string value_string = value.asString();
+        if (LLUUID::validate(value_string))
+        {
+            setValue(LLUUID(value_string));
+        }
+        else if (!value_string.empty())
+        {
+            mIcon = LLUI::getUIImage(value.asString());
+        }
+        else
+        {
+            mIcon = NULL;
+        }
+    }
+}
+
+void LLScrollListIconText::setWidth(S32 width)
+{
+    LLScrollListCell::setWidth(width);
+    // Assume that iamge height and width is identical to font height and width
+    mTextWidth = width - mPad /*padding*/ - mFont->getLineHeight();
+}
+
+
+void LLScrollListIconText::draw(const LLColor4& color, const LLColor4& highlight_color)	 const
+{
+    LLColor4 display_color;
+    if (mUseColor)
+    {
+        display_color = mColor;
+    }
+    else
+    {
+        display_color = color;
+    }
+
+    S32 icon_height = mFont->getLineHeight();
+    S32 icon_space = mIcon ? (icon_height + mPad) : 0;
+
+    if (mHighlightCount > 0)
+    {
+        S32 left = 0;
+        switch (mFontAlignment)
+        {
+        case LLFontGL::LEFT:
+            left = mFont->getWidth(mText.getString(), icon_space + 1, mHighlightOffset);
+            break;
+        case LLFontGL::RIGHT:
+            left = getWidth() - mFont->getWidth(mText.getString(), mHighlightOffset, S32_MAX) - icon_space;
+            break;
+        case LLFontGL::HCENTER:
+            left = (getWidth() - mFont->getWidth(mText.getString()) - icon_space) / 2;
+            break;
+        }
+        LLRect highlight_rect(left - 2,
+            mFont->getLineHeight() + 1,
+            left + mFont->getWidth(mText.getString(), mHighlightOffset, mHighlightCount) + 1,
+            1);
+        mRoundedRectImage->draw(highlight_rect, highlight_color);
+    }
+
+    // Try to draw the entire string
+    F32 right_x;
+    U32 string_chars = mText.length();
+    F32 start_text_x = 0.f;
+    S32 start_icon_x = 0;
+    switch (mFontAlignment)
+    {
+    case LLFontGL::LEFT:
+        start_text_x = icon_space + 1;
+        start_icon_x = 1;
+        break;
+    case LLFontGL::RIGHT:
+        start_text_x = (F32)getWidth();
+        start_icon_x = getWidth() - mFont->getWidth(mText.getString()) - icon_space;
+        break;
+    case LLFontGL::HCENTER:
+        F32 center = (F32)getWidth()* 0.5f;
+        start_text_x = center + ((F32)icon_space * 0.5f);
+        start_icon_x = center - (((F32)icon_space + mFont->getWidth(mText.getString())) * 0.5f);
+        break;
+    }
+    mFont->render(mText.getWString(), 0,
+        start_text_x, 0.f,
+        display_color,
+        mFontAlignment,
+        LLFontGL::BOTTOM,
+        0,
+        LLFontGL::NO_SHADOW,
+        string_chars,
+        getTextWidth(),
+        &right_x,
+        TRUE);
+
+    if (mIcon)
+    {
+        mIcon->draw(start_icon_x, 0, icon_height, icon_height, mColor);
+    }
+}
+
+
diff --git a/indra/llui/llscrolllistcell.h b/indra/llui/llscrolllistcell.h
index d625ebddcc..19576fb247 100644
--- a/indra/llui/llscrolllistcell.h
+++ b/indra/llui/llscrolllistcell.h
@@ -59,7 +59,8 @@ public:
 									visible;
 
 		Optional<void*>				userdata;
-		Optional<LLSD>				value;
+		Optional<LLSD>				value; // state of checkbox, icon id/name, date
+		Optional<std::string>		label; // description or text
 		Optional<std::string>		tool_tip;
 
 		Optional<const LLFontGL*>	font;
@@ -75,6 +76,7 @@ public:
 			enabled("enabled", true),
 			visible("visible", true),
 			value("value"),
+			label("label"),
 			tool_tip("tool_tip", ""),
 			font("font", LLFontGL::getFontSansSerifSmall()),
 			font_color("font_color", LLColor4::black),
@@ -152,11 +154,12 @@ public:
 	void			setText(const LLStringExplicit& text);
 	void			setFontStyle(const U8 font_style);
 
-private:
+protected:
 	LLUIString		mText;
 	S32				mTextWidth;
 	const LLFontGL*	mFont;
 	LLColor4		mColor;
+	LLColor4		mHighlightColor;
 	U8				mUseColor;
 	LLFontGL::HAlign mFontAlignment;
 	BOOL			mVisible;
@@ -169,7 +172,7 @@ private:
 };
 
 /*
- * Cell displaying an image.
+ * Cell displaying an image. AT the moment, this is specifically UI image
  */
 class LLScrollListIcon : public LLScrollListCell
 {
@@ -223,4 +226,26 @@ private:
 	LLDate		mDate;
 };
 
+/*
+* Cell displaying icon and text.
+*/
+
+class LLScrollListIconText : public LLScrollListText
+{
+public:
+    LLScrollListIconText(const LLScrollListCell::Params& p);
+    /*virtual*/ ~LLScrollListIconText();
+    /*virtual*/ void	draw(const LLColor4& color, const LLColor4& highlight_color) const;
+    /*virtual*/ const LLSD		getValue() const;
+    /*virtual*/ void	setValue(const LLSD& value);
+
+
+    S32					getIconWidth() const;
+    /*virtual*/ void	setWidth(S32 width);/* { LLScrollListCell::setWidth(width); mTextWidth = width - ; }*/
+
+private:
+    LLPointer<LLUIImage>	mIcon;
+    S32						mPad;
+};
+
 #endif
diff --git a/indra/llui/llscrolllistctrl.cpp b/indra/llui/llscrolllistctrl.cpp
index f4028057e8..94b130e28d 100644
--- a/indra/llui/llscrolllistctrl.cpp
+++ b/indra/llui/llscrolllistctrl.cpp
@@ -115,6 +115,13 @@ struct SortScrollListItem
 // LLScrollListCtrl
 //---------------------------------------------------------------------------
 
+void LLScrollListCtrl::SelectionTypeNames::declareValues()
+{
+    declare("row", LLScrollListCtrl::ROW);
+    declare("cell", LLScrollListCtrl::CELL);
+    declare("header", LLScrollListCtrl::HEADER);
+}
+
 LLScrollListCtrl::Contents::Contents()
 :	columns("column"),
 	rows("row")
@@ -128,8 +135,10 @@ LLScrollListCtrl::Params::Params()
 	has_border("draw_border"),
 	draw_heading("draw_heading"),
 	search_column("search_column", 0),
+	selection_type("selection_type", ROW),
 	sort_column("sort_column", -1),
 	sort_ascending("sort_ascending", true),
+	can_sort("can_sort", true),
 	mouse_wheel_opaque("mouse_wheel_opaque", false),
 	commit_on_keyboard_movement("commit_on_keyboard_movement", true),
 	heading_height("heading_height"),
@@ -163,8 +172,10 @@ LLScrollListCtrl::LLScrollListCtrl(const LLScrollListCtrl::Params& p)
 	mCommitOnKeyboardMovement(p.commit_on_keyboard_movement),
 	mCommitOnSelectionChange(false),
 	mSelectionChanged(false),
+	mSelectionType(p.selection_type),
 	mNeedsScroll(false),
 	mCanSelect(true),
+	mCanSort(p.can_sort),
 	mColumnsDirty(false),
 	mMaxItemCount(INT_MAX), 
 	mBorderThickness( 2 ),
@@ -819,7 +830,15 @@ BOOL LLScrollListCtrl::selectFirstItem()
 		{
 			if (!itemp->getSelected())
 			{
-				selectItem(itemp);
+                switch (mSelectionType)
+                {
+                case CELL:
+                    selectItem(itemp, 0);
+                    break;
+                case HEADER:
+                case ROW:
+                    selectItem(itemp, -1);
+                }
 			}
 			success = TRUE;
 			mOriginalSelection = 0;
@@ -878,7 +897,8 @@ BOOL LLScrollListCtrl::selectItemRange( S32 first_index, S32 last_index )
 		{
 			if( itemp->getEnabled() )
 			{
-				selectItem(itemp, FALSE);
+				// TODO: support range selection for cells
+				selectItem(itemp, -1, FALSE);
 				success = TRUE;				
 			}
 		}
@@ -1004,10 +1024,14 @@ void LLScrollListCtrl::clearHighlightedItems()
 
 void LLScrollListCtrl::mouseOverHighlightNthItem(S32 target_index)
 {
-	if (mHighlightedItem != target_index)
-	{
-		mHighlightedItem = target_index;
-	}
+    if (mHighlightedItem != target_index)
+    {
+        if (mHighlightedItem >= 0 && mHighlightedItem < mItemList.size())
+        {
+            mItemList[mHighlightedItem]->setHoverCell(-1);
+        }
+        mHighlightedItem = target_index;
+    }
 }
 
 S32	LLScrollListCtrl::selectMultiple( uuid_vec_t ids )
@@ -1022,7 +1046,8 @@ S32	LLScrollListCtrl::selectMultiple( uuid_vec_t ids )
 		{
 			if (item->getEnabled() && (item->getUUID() == (*iditr)))
 			{
-				selectItem(item,FALSE);
+				// TODO: support multiple selection for cells
+				selectItem(item, -1, FALSE);
 				++count;
 				break;
 			}
@@ -1095,7 +1120,7 @@ void LLScrollListCtrl::selectPrevItem( BOOL extend_selection)
 			{
 				if (prev_item)
 				{
-					selectItem(prev_item, !extend_selection);
+					selectItem(prev_item, cur_item->getSelectedCell(), !extend_selection);
 				}
 				else
 				{
@@ -1139,7 +1164,7 @@ void LLScrollListCtrl::selectNextItem( BOOL extend_selection)
 			{
 				if (next_item)
 				{
-					selectItem(next_item, !extend_selection);
+					selectItem(next_item, cur_item->getSelectedCell(), !extend_selection);
 				}
 				else
 				{
@@ -1210,7 +1235,7 @@ BOOL LLScrollListCtrl::selectItemByLabel(const std::string& label, BOOL case_sen
 	bool found = NULL != item;
 	if(found)
 	{
-		selectItem(item);
+		selectItem(item, -1);
 	}
 
 	if (mCommitOnSelectionChange)
@@ -1278,7 +1303,7 @@ BOOL LLScrollListCtrl::selectItemByPrefix(const LLWString& target, BOOL case_sen
 			BOOL select = cellp ? item->getEnabled() && ('\0' == cellp->getValue().asString()[0]) : FALSE;
 			if (select)
 			{
-				selectItem(item);
+				selectItem(item, -1);
 				found = TRUE;
 				break;
 			}
@@ -1318,7 +1343,7 @@ BOOL LLScrollListCtrl::selectItemByPrefix(const LLWString& target, BOOL case_sen
 				// find offset of matching text (might have leading whitespace)
 				S32 offset = item_label.find(target_trimmed);
 				cellp->highlightText(offset, target_trimmed.size());
-				selectItem(item);
+				selectItem(item, -1);
 				found = TRUE;
 				break;
 			}
@@ -1384,7 +1409,7 @@ BOOL LLScrollListCtrl::setSelectedByValue(const LLSD& value, BOOL selected)
 		{
 			if (selected)
 			{
-				selectItem(item);
+				selectItem(item, -1);
 			}
 			else
 			{
@@ -1464,7 +1489,7 @@ void LLScrollListCtrl::drawItems()
 		
 		S32 max_columns = 0;
 
-		LLColor4 highlight_color = LLColor4::white;
+		LLColor4 highlight_color = LLColor4::white; // ex: text inside cells
 		static LLUICachedControl<F32> type_ahead_timeout ("TypeAheadTimeout", 0);
 		highlight_color.mV[VALPHA] = clamp_rescale(mSearchTimer.getElapsedTimeF32(), type_ahead_timeout * 0.7f, type_ahead_timeout(), 0.4f, 0.f);
 
@@ -1490,7 +1515,8 @@ void LLScrollListCtrl::drawItems()
 			max_columns = llmax(max_columns, item->getNumColumns());
 
 			LLColor4 fg_color;
-			LLColor4 bg_color(LLColor4::transparent);
+			LLColor4 hover_color(LLColor4::transparent);
+			LLColor4 select_color(LLColor4::transparent);
 
 			if( mScrollLines <= line && line < mScrollLines + num_page_lines )
 			{
@@ -1499,44 +1525,44 @@ void LLScrollListCtrl::drawItems()
 				{
 					if(item->getHighlighted())	// if it's highlighted, average the colors
 					{
-						bg_color = lerp(mBgSelectedColor.get(), mHighlightedColor.get(), 0.5f);
+						select_color = lerp(mBgSelectedColor.get(), mHighlightedColor.get(), 0.5f);
 					}
 					else						// otherwise just select-highlight it
 					{
-						bg_color = mBgSelectedColor.get();
+						select_color = mBgSelectedColor.get();
 					}
 
 					fg_color = (item->getEnabled() ? mFgSelectedColor.get() : mFgDisabledColor.get());
 				}
-				else if (mHighlightedItem == line && mCanSelect)
+				if (mHighlightedItem == line && mCanSelect)
 				{
 					if(item->getHighlighted())	// if it's highlighted, average the colors
 					{
-						bg_color = lerp(mHoveredColor.get(), mHighlightedColor.get(), 0.5f);
+						hover_color = lerp(mHoveredColor.get(), mHighlightedColor.get(), 0.5f);
 					}
 					else						// otherwise just hover-highlight it
 					{
-						bg_color = mHoveredColor.get();
+						hover_color = mHoveredColor.get();
 					}
 				}
 				else if (item->getHighlighted())
 				{
-					bg_color = mHighlightedColor.get();
+					hover_color = mHighlightedColor.get();
 				}
 				else 
 				{
 					if (mDrawStripes && (line % 2 == 0) && (max_columns > 1))
 					{
-						bg_color = mBgStripeColor.get();
+						hover_color = mBgStripeColor.get();
 					}
 				}
 
 				if (!item->getEnabled())
 				{
-					bg_color = mBgReadOnlyColor.get();
+					hover_color = mBgReadOnlyColor.get();
 				}
 
-				item->draw(item_rect, fg_color % alpha, bg_color% alpha, highlight_color % alpha, mColumnPadding);
+				item->draw(item_rect, fg_color % alpha, hover_color% alpha, select_color% alpha, highlight_color % alpha, mColumnPadding);
 
 				cur_y -= mLineHeight;
 			}
@@ -1601,6 +1627,20 @@ BOOL LLScrollListCtrl::handleScrollWheel(S32 x, S32 y, S32 clicks)
 	return handled;
 }
 
+BOOL LLScrollListCtrl::handleScrollHWheel(S32 x, S32 y, S32 clicks)
+{
+	BOOL handled = FALSE;
+	// Pretend the mouse is over the scrollbar
+	handled = mScrollbar->handleScrollHWheel( 0, 0, clicks );
+
+	if (mMouseWheelOpaque)
+	{
+		return TRUE;
+	}
+
+	return handled;
+}
+
 // *NOTE: Requires a valid row_index and column_index
 LLRect LLScrollListCtrl::getCellRect(S32 row_index, S32 column_index)
 {
@@ -1674,7 +1714,7 @@ BOOL LLScrollListCtrl::selectItemAt(S32 x, S32 y, MASK mask)
 			{
 				if (mLastSelected == NULL)
 				{
-					selectItem(hit_item);
+					selectItem(hit_item, getColumnIndexFromOffset(x));
 				}
 				else
 				{
@@ -1698,7 +1738,7 @@ BOOL LLScrollListCtrl::selectItemAt(S32 x, S32 y, MASK mask)
 						LLScrollListItem *item = *itor;
                         if (item == hit_item || item == lastSelected)
 						{
-							selectItem(item, FALSE);
+							selectItem(item, getColumnIndexFromOffset(x), FALSE);
 							selecting = !selecting;
 							if (hit_item == lastSelected)
 							{
@@ -1708,7 +1748,7 @@ BOOL LLScrollListCtrl::selectItemAt(S32 x, S32 y, MASK mask)
 						}
 						if (selecting)
 						{
-							selectItem(item, FALSE);
+							selectItem(item, getColumnIndexFromOffset(x), FALSE);
 						}
 					}
 				}
@@ -1723,7 +1763,7 @@ BOOL LLScrollListCtrl::selectItemAt(S32 x, S32 y, MASK mask)
 				{
 					if(!(mMaxSelectable > 0 && getAllSelected().size() >= mMaxSelectable))
 					{
-						selectItem(hit_item, FALSE);
+						selectItem(hit_item, getColumnIndexFromOffset(x), FALSE);
 					}
 					else
 					{
@@ -1737,12 +1777,12 @@ BOOL LLScrollListCtrl::selectItemAt(S32 x, S32 y, MASK mask)
 			else
 			{
 				deselectAllItems(TRUE);
-				selectItem(hit_item);
+				selectItem(hit_item, getColumnIndexFromOffset(x));
 			}
 		}
 		else
 		{
-			selectItem(hit_item);
+			selectItem(hit_item, getColumnIndexFromOffset(x));
 		}
 
 		selection_changed = mSelectionChanged;
@@ -2110,8 +2150,29 @@ BOOL LLScrollListCtrl::handleHover(S32 x,S32 y,MASK mask)
 	{
 		LLScrollListItem* item = hitItem(x, y);
 		if (item)
-		{
-			mouseOverHighlightNthItem(getItemIndex(item));
+        {
+            mouseOverHighlightNthItem(getItemIndex(item));
+            switch (mSelectionType)
+            {
+            case CELL:
+                item->setHoverCell(getColumnIndexFromOffset(x));
+                break;
+            case HEADER:
+                {
+                    S32 cell = getColumnIndexFromOffset(x);
+                    if (cell > 0)
+                    {
+                        item->setHoverCell(cell);
+                    }
+                    else
+                    {
+                        item->setHoverCell(-1);
+                    }
+                    break;
+                }
+            case ROW:
+                break;
+            }
 		}
 		else
 		{
@@ -2159,6 +2220,52 @@ BOOL LLScrollListCtrl::handleKeyHere(KEY key,MASK mask )
 					handled = TRUE;
 				}
 				break;
+            case KEY_LEFT:
+                if (mAllowKeyboardMovement || hasFocus())
+                {
+                    // TODO: support multi-select
+                    LLScrollListItem *item = getFirstSelected();
+                    S32 cell = item->getSelectedCell();
+                    switch (mSelectionType)
+                    {
+                    case CELL:
+                        if (cell < mColumns.size()) cell++;
+                        break;
+                    case HEADER:
+                        if (cell == -1) cell = 1;
+                        else if (cell > 1 && cell < mColumns.size()) cell++; // skip header
+                        break;
+                    case ROW:
+                        cell = -1;
+                        break;
+                    }
+                    item->setSelectedCell(cell);
+                    handled = TRUE;
+                }
+                break;
+            case KEY_RIGHT:
+                if (mAllowKeyboardMovement || hasFocus())
+                {
+                    // TODO: support multi-select
+                    LLScrollListItem *item = getFirstSelected();
+                    S32 cell = item->getSelectedCell();
+                    switch (mSelectionType)
+                    {
+                    case CELL:
+                        if (cell >= 0) cell--;
+                        break;
+                    case HEADER:
+                        if (cell > 1) cell--;
+                        else if (cell == 1) cell = -1; // skip header
+                        break;
+                    case ROW:
+                        cell = -1;
+                        break;
+                    }
+                    item->setSelectedCell(cell);
+                    handled = TRUE;
+                }
+                break;
 			case KEY_PAGE_UP:
 				if (mAllowKeyboardMovement || hasFocus())
 				{
@@ -2327,7 +2434,7 @@ BOOL LLScrollListCtrl::handleUnicodeCharHere(llwchar uni_char)
 				LLWString item_label = utf8str_to_wstring(cellp->getValue().asString());
 				if (item->getEnabled() && LLStringOps::toLower(item_label[0]) == uni_char)
 				{
-					selectItem(item);
+					selectItem(item, -1);
 					mNeedsScroll = true;
 					cellp->highlightText(0, 1);
 					mSearchTimer.reset();
@@ -2379,7 +2486,7 @@ BOOL LLScrollListCtrl::isRepeatedChars(const LLWString& string) const
 	return TRUE;
 }
 
-void LLScrollListCtrl::selectItem(LLScrollListItem* itemp, BOOL select_single_item)
+void LLScrollListCtrl::selectItem(LLScrollListItem* itemp, S32 cell, BOOL select_single_item)
 {
 	if (!itemp) return;
 
@@ -2398,6 +2505,18 @@ void LLScrollListCtrl::selectItem(LLScrollListItem* itemp, BOOL select_single_it
 			deselectAllItems(TRUE);
 		}
 		itemp->setSelected(TRUE);
+        switch (mSelectionType)
+        {
+        case CELL:
+            itemp->setSelectedCell(cell);
+            break;
+        case HEADER:
+            itemp->setSelectedCell(cell <= 0 ? -1 : cell);
+            break;
+        case ROW:
+            itemp->setSelectedCell(-1);
+            break;
+        }
 		mLastSelected = itemp;
 		mSelectionChanged = true;
 	}
@@ -2658,7 +2777,7 @@ void	LLScrollListCtrl::selectAll()
 		LLScrollListItem *itemp = *iter;
 		if( itemp->getEnabled() )
 		{
-			selectItem(itemp, FALSE);
+			selectItem(itemp, -1, FALSE);
 		}
 	}
 
@@ -2787,6 +2906,8 @@ void LLScrollListCtrl::onClickColumn(void *userdata)
 	LLScrollListCtrl *parent = info->mParentCtrl;
 	if (!parent) return;
 
+	if (!parent->mCanSort) return;
+
 	S32 column_index = info->mIndex;
 
 	LLScrollListColumn* column = parent->mColumnsIndexed[info->mIndex];
diff --git a/indra/llui/llscrolllistctrl.h b/indra/llui/llscrolllistctrl.h
index b35a8608e7..bf1055c8dc 100644
--- a/indra/llui/llscrolllistctrl.h
+++ b/indra/llui/llscrolllistctrl.h
@@ -54,6 +54,18 @@ class LLScrollListCtrl : public LLUICtrl, public LLEditMenuHandler,
 	public LLCtrlListInterface, public LLCtrlScrollInterface
 {
 public:
+    typedef enum e_selection_type
+    {
+        ROW, // default
+        CELL, // does not support multi-selection
+        HEADER, // when pointing to cells in column 0 will highlight whole row, otherwise cell, no multi-select
+    } ESelectionType;
+
+    struct SelectionTypeNames : public LLInitParam::TypeValuesHelper<LLScrollListCtrl::ESelectionType, SelectionTypeNames>
+    {
+        static void declareValues();
+    };
+
 	struct Contents : public LLInitParam::Block<Contents>
 	{
 		Multiple<LLScrollListColumn::Params>	columns;
@@ -99,6 +111,8 @@ public:
 						commit_on_keyboard_movement,
 						mouse_wheel_opaque;
 
+		Optional<ESelectionType, SelectionTypeNames> selection_type;
+
 		// display flags
 		Optional<bool>	has_border,
 						draw_heading,
@@ -114,7 +128,8 @@ public:
 		// sort and search behavior
 		Optional<S32>	search_column,
 						sort_column;
-		Optional<bool>	sort_ascending;
+		Optional<bool>	sort_ascending,
+						can_sort; // whether user is allowed to sort
 
 		// colors
 		Optional<LLUIColor>	fg_unselected_color,
@@ -317,6 +332,7 @@ public:
 	/*virtual*/ BOOL	handleKeyHere(KEY key, MASK mask);
 	/*virtual*/ BOOL	handleUnicodeCharHere(llwchar uni_char);
 	/*virtual*/ BOOL	handleScrollWheel(S32 x, S32 y, S32 clicks);
+	/*virtual*/ BOOL	handleScrollHWheel(S32 x, S32 y, S32 clicks);
 	/*virtual*/ BOOL	handleToolTip(S32 x, S32 y, MASK mask);
 	/*virtual*/ void	setEnabled(BOOL enabled);
 	/*virtual*/ void	setFocus( BOOL b );
@@ -428,7 +444,7 @@ private:
 	void            updateLineHeightInsert(LLScrollListItem* item);
 	void			reportInvalidInput();
 	BOOL			isRepeatedChars(const LLWString& string) const;
-	void			selectItem(LLScrollListItem* itemp, BOOL single_select = TRUE);
+	void			selectItem(LLScrollListItem* itemp, S32 cell, BOOL single_select = TRUE);
 	void			deselectItem(LLScrollListItem* itemp);
 	void			commitIfChanged();
 	BOOL			setSort(S32 column, BOOL ascending);
@@ -453,9 +469,11 @@ private:
 	bool			mCommitOnKeyboardMovement;
 	bool			mCommitOnSelectionChange;
 	bool			mSelectionChanged;
+	ESelectionType	mSelectionType;
 	bool			mNeedsScroll;
 	bool			mMouseWheelOpaque;
 	bool			mCanSelect;
+    bool			mCanSort;		// Whether user is allowed to sort
 	bool			mDisplayColumnHeaders;
 	bool			mColumnsDirty;
 	bool			mColumnWidthsDirty;
diff --git a/indra/llui/llscrolllistitem.cpp b/indra/llui/llscrolllistitem.cpp
index df22c88afb..51c615dd00 100644
--- a/indra/llui/llscrolllistitem.cpp
+++ b/indra/llui/llscrolllistitem.cpp
@@ -40,6 +40,8 @@
 LLScrollListItem::LLScrollListItem( const Params& p )
 :	mSelected(FALSE),
 	mHighlighted(FALSE),
+	mHoverIndex(-1),
+	mSelectedIndex(-1),
 	mEnabled(p.enabled),
 	mUserdata(p.userdata),
 	mItemValue(p.value)
@@ -53,6 +55,28 @@ LLScrollListItem::~LLScrollListItem()
 	mColumns.clear();
 }
 
+void LLScrollListItem::setSelected(BOOL b)
+{
+    mSelected = b;
+    mSelectedIndex = -1;
+}
+
+void LLScrollListItem::setHighlighted(BOOL b)
+{
+    mHighlighted = b;
+    mHoverIndex = -1;
+}
+
+void LLScrollListItem::setHoverCell(S32 cell)
+{
+    mHoverIndex = cell;
+}
+
+void LLScrollListItem::setSelectedCell(S32 cell)
+{
+    mSelectedIndex = cell;
+}
+
 void LLScrollListItem::addColumn(const LLScrollListCell::Params& p)
 {
 	mColumns.push_back(LLScrollListCell::create(p));
@@ -120,12 +144,21 @@ std::string LLScrollListItem::getContentsCSV() const
 }
 
 
-void LLScrollListItem::draw(const LLRect& rect, const LLColor4& fg_color, const LLColor4& bg_color, const LLColor4& highlight_color, S32 column_padding)
+void LLScrollListItem::draw(const LLRect& rect, const LLColor4& fg_color, const LLColor4& hover_color, const LLColor4& select_color, const LLColor4& highlight_color, S32 column_padding)
 {
 	// draw background rect
 	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 	LLRect bg_rect = rect;
-	gl_rect_2d( bg_rect, bg_color );
+    if (mSelectedIndex < 0 && getSelected())
+    {
+        // Whole item is highlighted/selected
+        gl_rect_2d(bg_rect, select_color);
+    }
+    else if (mHoverIndex < 0)
+    {
+        // Whole item is highlighted/selected
+        gl_rect_2d(bg_rect, hover_color);
+    }
 
 	S32 cur_x = rect.mLeft;
 	S32 num_cols = getNumColumns();
@@ -141,6 +174,25 @@ void LLScrollListItem::draw(const LLRect& rect, const LLColor4& fg_color, const
 		{
 			LLUI::translate((F32) cur_x, (F32) rect.mBottom);
 
+            if (mSelectedIndex == cur_col)
+            {
+                // select specific cell
+                LLRect highlight_rect(0,
+                    cell->getHeight(),
+                    cell->getWidth(),
+                    0);
+                gl_rect_2d(highlight_rect, select_color);
+            }
+            else if (mHoverIndex == cur_col)
+            {
+                // highlight specific cell
+                LLRect highlight_rect(0,
+                    cell->getHeight(),
+                    cell->getWidth() ,
+                    0);
+                gl_rect_2d(highlight_rect, hover_color);
+            }
+
 			cell->draw( fg_color, highlight_color );
 		}
 		LLUI::popMatrix();
diff --git a/indra/llui/llscrolllistitem.h b/indra/llui/llscrolllistitem.h
index 13655b5873..d2c3dd7721 100644
--- a/indra/llui/llscrolllistitem.h
+++ b/indra/llui/llscrolllistitem.h
@@ -77,15 +77,21 @@ public:
 
 	virtual ~LLScrollListItem();
 
-	void	setSelected( BOOL b )			{ mSelected = b; }
+	void	setSelected( BOOL b );
 	BOOL	getSelected() const				{ return mSelected; }
 
 	void	setEnabled( BOOL b )			{ mEnabled = b; }
 	BOOL	getEnabled() const 				{ return mEnabled; }
 
-	void	setHighlighted( BOOL b )		{ mHighlighted = b; }
+	void	setHighlighted( BOOL b );
 	BOOL	getHighlighted() const			{ return mHighlighted; }
 
+	void	setSelectedCell( S32 cell );
+	S32		getSelectedCell() const			{ return mSelectedIndex; }
+
+	void	setHoverCell( S32 cell );
+	S32		getHoverCell() const			{ return mHoverIndex; }
+
 	void	setUserdata( void* userdata )	{ mUserdata = userdata; }
 	void*	getUserdata() const 			{ return mUserdata; }
 
@@ -107,14 +113,21 @@ public:
 
 	std::string getContentsCSV() const;
 
-	virtual void draw(const LLRect& rect, const LLColor4& fg_color, const LLColor4& bg_color, const LLColor4& highlight_color, S32 column_padding);
+	virtual void draw(const LLRect& rect,
+					  const LLColor4& fg_color,
+					  const LLColor4& hover_color, // highlight/hover selection of whole item or cell
+					  const LLColor4& select_color, // highlight/hover selection of whole item or cell
+					  const LLColor4& highlight_color, // highlights contents of cells (ex: text)
+					  S32 column_padding);
 
 protected:
 	LLScrollListItem( const Params& );
 
 private:
 	BOOL	mSelected;
-	BOOL	mHighlighted;
+    BOOL	mHighlighted;
+    S32		mHoverIndex;
+	S32		mSelectedIndex;
 	BOOL	mEnabled;
 	void*	mUserdata;
 	LLSD	mItemValue;
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 22635f734e..e64078828b 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -3113,6 +3113,7 @@ BOOL LLTextSegment::handleRightMouseUp(S32 x, S32 y, MASK mask) { return FALSE;
 BOOL LLTextSegment::handleDoubleClick(S32 x, S32 y, MASK mask) { return FALSE; }
 BOOL LLTextSegment::handleHover(S32 x, S32 y, MASK mask) { return FALSE; }
 BOOL LLTextSegment::handleScrollWheel(S32 x, S32 y, S32 clicks) { return FALSE; }
+BOOL LLTextSegment::handleScrollHWheel(S32 x, S32 y, S32 clicks) { return FALSE; }
 BOOL LLTextSegment::handleToolTip(S32 x, S32 y, MASK mask) { return FALSE; }
 const std::string&	LLTextSegment::getName() const 
 {
diff --git a/indra/llui/lltextbase.h b/indra/llui/lltextbase.h
index 9831c35858..4239cdf43c 100644
--- a/indra/llui/lltextbase.h
+++ b/indra/llui/lltextbase.h
@@ -103,6 +103,7 @@ public:
 	/*virtual*/ BOOL			handleDoubleClick(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL			handleHover(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL			handleScrollWheel(S32 x, S32 y, S32 clicks);
+	/*virtual*/ BOOL			handleScrollHWheel(S32 x, S32 y, S32 clicks);
 	/*virtual*/ BOOL			handleToolTip(S32 x, S32 y, MASK mask);
 	/*virtual*/ const std::string&	getName() const;
 	/*virtual*/ void			onMouseCaptureLost();
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index df74e113e9..c98da0d410 100644
--- a/indra/llui/lluictrl.cpp
+++ b/indra/llui/lluictrl.cpp
@@ -137,13 +137,29 @@ void LLUICtrl::initFromParams(const Params& p)
 		{
 			LLControlVariable* control = findControl(p.enabled_controls.enabled);
 			if (control)
+			{
 				setEnabledControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign 'enabled' control variable to " << getName()
+							<< ": control " << p.enabled_controls.enabled()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 		else if(p.enabled_controls.disabled.isChosen())
 		{
 			LLControlVariable* control = findControl(p.enabled_controls.disabled);
 			if (control)
+			{
 				setDisabledControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign 'disabled' control variable to " << getName() 
+							<< ": control " << p.enabled_controls.disabled()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 	}
 	if(p.controls_visibility.isProvided())
@@ -152,13 +168,29 @@ void LLUICtrl::initFromParams(const Params& p)
 		{
 			LLControlVariable* control = findControl(p.controls_visibility.visible);
 			if (control)
+			{
 				setMakeVisibleControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign visibility control variable to " << getName()
+							<< ": control " << p.controls_visibility.visible()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 		else if (p.controls_visibility.invisible.isChosen())
 		{
 			LLControlVariable* control = findControl(p.controls_visibility.invisible);
 			if (control)
+			{
 				setMakeInvisibleControlVariable(control);
+			}
+			else
+			{
+				LL_WARNS() << "Failed to assign invisibility control variable to " << getName()
+							<< ": control " << p.controls_visibility.invisible()
+							<< " does not exist." << LL_ENDL;
+			}
 		}
 	}
 
@@ -497,6 +529,11 @@ void LLUICtrl::setControlName(const std::string& control_name, LLView *context)
 	if (!control_name.empty())
 	{
 		LLControlVariable* control = context->findControl(control_name);
+		if (!control)
+		{
+			LL_WARNS() << "Failed to assign control variable to " << getName()
+						<< ": control "<< control_name << " does not exist." << LL_ENDL;
+		}
 		setControlVariable(control);
 	}
 }
diff --git a/indra/llui/lluictrlfactory.h b/indra/llui/lluictrlfactory.h
index 03d946f1b7..f740f14e4d 100644
--- a/indra/llui/lluictrlfactory.h
+++ b/indra/llui/lluictrlfactory.h
@@ -160,8 +160,8 @@ public:
 			LLXMLNodePtr root_node;
 
 			if (!LLUICtrlFactory::getLayeredXMLNode(filename, root_node))
-				{							
-				LL_WARNS() << "Couldn't parse XUI file: " << instance().getCurFileName() << LL_ENDL;
+			{
+                LL_WARNS() << "Couldn't parse XUI from path: " << instance().getCurFileName() << ", from filename: " << filename << LL_ENDL;
 				goto fail;
 			}
 
diff --git a/indra/llui/llurlentry.cpp b/indra/llui/llurlentry.cpp
index 63ed427ab5..333d03f208 100644
--- a/indra/llui/llurlentry.cpp
+++ b/indra/llui/llurlentry.cpp
@@ -454,13 +454,13 @@ std::string LLUrlEntrySLURL::getLocation(const std::string &url) const
 }
 
 //
-// LLUrlEntrySeconlifeURL Describes *secondlife.com/ and *lindenlab.com/ urls to substitute icon 'hand.png' before link
+// LLUrlEntrySeconlifeURL Describes *secondlife.com/ *lindenlab.com/ and *tilia-inc.com/ urls to substitute icon 'hand.png' before link
 //
 LLUrlEntrySecondlifeURL::LLUrlEntrySecondlifeURL()
 {                              
-	mPattern = boost::regex("((http://([-\\w\\.]*\\.)?(secondlife|lindenlab)\\.com)"
+	mPattern = boost::regex("((http://([-\\w\\.]*\\.)?(secondlife|lindenlab|tilia-inc)\\.com)"
 							"|"
-							"(https://([-\\w\\.]*\\.)?(secondlife|lindenlab)\\.com(:\\d{1,5})?))"
+							"(https://([-\\w\\.]*\\.)?(secondlife|lindenlab|tilia-inc)\\.com(:\\d{1,5})?))"
 							"\\/\\S*",
 		boost::regex::perl|boost::regex::icase);
 	
@@ -495,11 +495,11 @@ std::string LLUrlEntrySecondlifeURL::getTooltip(const std::string &url) const
 }
 
 //
-// LLUrlEntrySimpleSecondlifeURL Describes *secondlife.com and *lindenlab.com urls to substitute icon 'hand.png' before link
+// LLUrlEntrySimpleSecondlifeURL Describes *secondlife.com *lindenlab.com and *tilia-inc.com urls to substitute icon 'hand.png' before link
 //
 LLUrlEntrySimpleSecondlifeURL::LLUrlEntrySimpleSecondlifeURL()
   {
-	mPattern = boost::regex("https?://([-\\w\\.]*\\.)?(secondlife|lindenlab)\\.com(?!\\S)",
+	mPattern = boost::regex("https?://([-\\w\\.]*\\.)?(secondlife|lindenlab|tilia-inc)\\.com(?!\\S)",
 		boost::regex::perl|boost::regex::icase);
 
 	mIcon = "Hand";
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index 2a190365b3..771d32d2fc 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -875,10 +875,16 @@ BOOL LLView::handleToolTip(S32 x, S32 y, MASK mask)
 		F32 timeout = LLToolTipMgr::instance().toolTipVisible() 
 		              ? LLUI::getInstance()->mSettingGroups["config"]->getF32( "ToolTipFastDelay" )
 		              : LLUI::getInstance()->mSettingGroups["config"]->getF32( "ToolTipDelay" );
-		LLToolTipMgr::instance().show(LLToolTip::Params()
-		                              .message(tooltip)
-		                              .sticky_rect(calcScreenRect())
-		                              .delay_time(timeout));
+
+		// Even if we don't show tooltips, consume the event, nothing below should show tooltip
+		bool allow_ui_tooltips = LLUI::sSettingGroups["config"]->getBOOL( "BasicUITooltips" );
+		if (allow_ui_tooltips)
+		{
+			LLToolTipMgr::instance().show(LLToolTip::Params()
+			                              .message(tooltip)
+			                              .sticky_rect(calcScreenRect())
+			                              .delay_time(timeout));
+		}
 		handled = TRUE;
 	}
 
@@ -1054,6 +1060,11 @@ BOOL LLView::handleScrollWheel(S32 x, S32 y, S32 clicks)
 	return childrenHandleScrollWheel( x, y, clicks ) != NULL;
 }
 
+BOOL LLView::handleScrollHWheel(S32 x, S32 y, S32 clicks)
+{
+	return childrenHandleScrollHWheel( x, y, clicks ) != NULL;
+}
+
 BOOL LLView::handleRightMouseDown(S32 x, S32 y, MASK mask)
 {
 	return childrenHandleRightMouseDown( x, y, mask ) != NULL;
@@ -1079,6 +1090,11 @@ LLView* LLView::childrenHandleScrollWheel(S32 x, S32 y, S32 clicks)
 	return childrenHandleMouseEvent(&LLView::handleScrollWheel, x, y, clicks, false);
 }
 
+LLView* LLView::childrenHandleScrollHWheel(S32 x, S32 y, S32 clicks)
+{
+	return childrenHandleMouseEvent(&LLView::handleScrollHWheel, x, y, clicks, false);
+}
+
 // Called during downward traversal
 LLView* LLView::childrenHandleKey(KEY key, MASK mask)
 {
diff --git a/indra/llui/llview.h b/indra/llui/llview.h
index e36ca7c8c6..db81900aaf 100644
--- a/indra/llui/llview.h
+++ b/indra/llui/llview.h
@@ -426,6 +426,7 @@ public:
 	/*virtual*/ BOOL	handleMiddleMouseDown(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL	handleDoubleClick(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL	handleScrollWheel(S32 x, S32 y, S32 clicks);
+	/*virtual*/ BOOL	handleScrollHWheel(S32 x, S32 y, S32 clicks);
 	/*virtual*/ BOOL	handleRightMouseDown(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL	handleRightMouseUp(S32 x, S32 y, MASK mask);	
 	/*virtual*/ BOOL	handleToolTip(S32 x, S32 y, MASK mask);
@@ -556,6 +557,7 @@ protected:
 	LLView* childrenHandleMiddleMouseDown(S32 x, S32 y, MASK mask);
 	LLView* childrenHandleDoubleClick(S32 x, S32 y, MASK mask);
 	LLView*	childrenHandleScrollWheel(S32 x, S32 y, S32 clicks);
+	LLView*	childrenHandleScrollHWheel(S32 x, S32 y, S32 clicks);
 	LLView* childrenHandleRightMouseDown(S32 x, S32 y, MASK mask);
 	LLView* childrenHandleRightMouseUp(S32 x, S32 y, MASK mask);
 	LLView* childrenHandleToolTip(S32 x, S32 y, MASK mask);
diff --git a/indra/llui/tests/llurlentry_test.cpp b/indra/llui/tests/llurlentry_test.cpp
index 119cbebc81..3c34fd269e 100644
--- a/indra/llui/tests/llurlentry_test.cpp
+++ b/indra/llui/tests/llurlentry_test.cpp
@@ -36,6 +36,11 @@
 
 #include <boost/regex.hpp>
 
+#if LL_WINDOWS
+// because something pulls in window and lldxdiag dependencies which in turn need wbemuuid.lib
+    #pragma comment(lib, "wbemuuid.lib")
+#endif
+
 
 // namespace LLExperienceCache
 // {