Merged in my DEV-35401 "doubleton" fix.

28 files changed, 337 insertions, 568 deletions

diff --git a/indra/llui/llcombobox.cpp b/indra/llui/llcombobox.cpp
index 51f9d6bd18..f8c6204afb 100644
--- a/indra/llui/llcombobox.cpp
+++ b/indra/llui/llcombobox.cpp
@@ -100,7 +100,8 @@ LLComboBox::LLComboBox(const LLComboBox::Params& p)
 	mPrearrangeCallback(p.prearrange_callback()),
 	mTextEntryCallback(p.text_entry_callback()),
 	mSelectionCallback(p.selection_callback()),
-	mListPosition(p.list_position)
+	mListPosition(p.list_position),
+	mLastSelectedIndex(-1)
 {
 	// Text label button
 
@@ -117,6 +118,8 @@ LLComboBox::LLComboBox(const LLComboBox::Params& p)
 	mArrowImage = button_params.image_unselected;
 
 	mButton = LLUICtrlFactory::create<LLButton>(button_params);
+
+	
 	if(mAllowTextEntry)
 	{
 		//redo to compensate for button hack that leaves space for a character
@@ -430,7 +433,8 @@ void LLComboBox::setButtonVisible(BOOL visible)
 		LLRect text_entry_rect(0, getRect().getHeight(), getRect().getWidth(), 0);
 		if (visible)
 		{
-			text_entry_rect.mRight -= llmax(8,mArrowImage->getWidth()) + 2 * drop_shadow_button;
+			S32 arrow_width = mArrowImage ? mArrowImage->getWidth() : 0;
+			text_entry_rect.mRight -= llmax(8,arrow_width) + 2 * drop_shadow_button;
 		}
 		//mTextEntry->setRect(text_entry_rect);
 		mTextEntry->reshape(text_entry_rect.getWidth(), text_entry_rect.getHeight(), TRUE);
@@ -472,14 +476,15 @@ void LLComboBox::createLineEditor(const LLComboBox::Params& p)
 	LLRect rect = getLocalRect();
 	if (mAllowTextEntry)
 	{
+		S32 arrow_width = mArrowImage ? mArrowImage->getWidth() : 0;
 		S32 shadow_size = drop_shadow_button;
-		mButton->setRect(LLRect( getRect().getWidth() - llmax(8,mArrowImage->getWidth()) - 2 * shadow_size,
+		mButton->setRect(LLRect( getRect().getWidth() - llmax(8,arrow_width) - 2 * shadow_size,
 								rect.mTop, rect.mRight, rect.mBottom));
 		mButton->setTabStop(FALSE);
 		mButton->setHAlign(LLFontGL::HCENTER);
 
 		LLRect text_entry_rect(0, getRect().getHeight(), getRect().getWidth(), 0);
-		text_entry_rect.mRight -= llmax(8,mArrowImage->getWidth()) + 2 * drop_shadow_button;
+		text_entry_rect.mRight -= llmax(8,arrow_width) + 2 * drop_shadow_button;
 		// clear label on button
 		std::string cur_label = mButton->getLabelSelected();
 		LLLineEditor::Params params = p.combo_editor;
@@ -621,15 +626,15 @@ void LLComboBox::showList()
 	mList->setVisible(TRUE);
 	
 	setUseBoundingRect(TRUE);
+
+	mList->sortItems();
+	mLastSelectedIndex = mList->getFirstSelectedIndex();
 }
 
 void LLComboBox::hideList()
 {
-	//*HACK: store the original value explicitly somewhere, not just in label
-	std::string orig_selection = mAllowTextEntry ? mTextEntry->getText() : mButton->getLabelSelected();
-
 	// assert selection in list
-	mList->selectItemByLabel(orig_selection, FALSE);
+	mList->selectNthItem(mLastSelectedIndex);
 
 	mButton->setToggleState(FALSE);
 	mList->setVisible(FALSE);
@@ -687,6 +692,7 @@ void LLComboBox::onItemSelected(const LLSD& data)
 	const std::string name = mList->getSelectedItemLabel();
 
 	S32 cur_id = getCurrentIndex();
+	mLastSelectedIndex = cur_id;
 	if (cur_id != -1)
 	{
 		setLabel(name);
diff --git a/indra/llui/llcombobox.h b/indra/llui/llcombobox.h
index 517210f629..db97b0df75 100644
--- a/indra/llui/llcombobox.h
+++ b/indra/llui/llcombobox.h
@@ -232,5 +232,6 @@ private:
 	commit_callback_t	mPrearrangeCallback;
 	commit_callback_t	mTextEntryCallback;
 	commit_callback_t	mSelectionCallback;
+	S32                 mLastSelectedIndex;
 };
 #endif
diff --git a/indra/llui/llfloater.cpp b/indra/llui/llfloater.cpp
index a397278a2b..d420d1141e 100644
--- a/indra/llui/llfloater.cpp
+++ b/indra/llui/llfloater.cpp
@@ -75,6 +75,19 @@ std::string	LLFloater::sButtonActiveImageNames[BUTTON_COUNT] =
 	"Icon_Undock_Foreground"
 };
 
+// Empty string means programmatic glow effect, achieved by
+// not setting explicit image.
+std::string	LLFloater::sButtonHoveredImageNames[BUTTON_COUNT] = 
+{
+	"",						//BUTTON_CLOSE
+	"restore_pressed.tga",	//BUTTON_RESTORE
+	"minimize_pressed.tga",	//BUTTON_MINIMIZE
+	"tearoff_pressed.tga",	//BUTTON_TEAR_OFF
+	"close_in_blue.tga",	//BUTTON_EDIT
+	"",						//BUTTON_DOCK
+	"",						//BUTTON_UNDOCK
+};
+
 std::string	LLFloater::sButtonPressedImageNames[BUTTON_COUNT] = 
 {
 	"Icon_Close_Press",		//BUTTON_CLOSE
@@ -97,20 +110,19 @@ std::string	LLFloater::sButtonNames[BUTTON_COUNT] =
 	"llfloater_undock_btn"
 };
 
-std::string LLFloater::sButtonToolTips[BUTTON_COUNT] = {};
-
+std::string LLFloater::sButtonToolTips[BUTTON_COUNT];
 
 std::string LLFloater::sButtonToolTipsIndex[BUTTON_COUNT]=
 {
 #ifdef LL_DARWIN
-	"BUTTON_CLOSE_DARWIN",//LLTrans::getString("BUTTON_CLOSE_DARWIN"), //"Close (Cmd-W)",	//BUTTON_CLOSE
+	"BUTTON_CLOSE_DARWIN",	//"Close (Cmd-W)",	//BUTTON_CLOSE
 #else
-	"BUTTON_CLOSE_WIN", //LLTrans::getString("BUTTON_CLOSE_WIN"), //"Close (Ctrl-W)",	//BUTTON_CLOSE
+	"BUTTON_CLOSE_WIN",		//"Close (Ctrl-W)",	//BUTTON_CLOSE
 #endif
-	"BUTTON_RESTORE",//LLTrans::getString("BUTTON_RESTORE"), //"Restore",	//BUTTON_RESTORE
-	"BUTTON_MINIMIZE",//LLTrans::getString("BUTTON_MINIMIZE"),	//"Minimize",	//BUTTON_MINIMIZE
-	"BUTTON_TEAR_OFF",//LLTrans::getString("BUTTON_TEAR_OFF"),	//"Tear Off",	//BUTTON_TEAR_OFF
-	"BUTTON_EDIT", //LLTrans::getString("BUTTON_EDIT"), //	"Edit",		//BUTTON_EDIT
+	"BUTTON_RESTORE",		//"Restore",	//BUTTON_RESTORE
+	"BUTTON_MINIMIZE",		//"Minimize",	//BUTTON_MINIMIZE
+	"BUTTON_TEAR_OFF",		//"Tear Off",	//BUTTON_TEAR_OFF
+	"BUTTON_EDIT",			//"Edit",		//BUTTON_EDIT
 	"BUTTON_DOCK",
 	"BUTTON_UNDOCK"
 };
@@ -128,7 +140,7 @@ LLFloater::click_callback LLFloater::sButtonCallbacks[BUTTON_COUNT] =
 
 LLMultiFloater* LLFloater::sHostp = NULL;
 BOOL			LLFloater::sEditModeEnabled = FALSE;
-BOOL			LLFloater::sQuitting = FALSE; // Temporary hack until onClose() behavior becomes data driven
+BOOL			LLFloater::sQuitting = FALSE; // Flag to prevent storing visibility controls while quitting
 LLFloater::handle_map_t	LLFloater::sFloaterMap;
 
 LLFloaterView* gFloaterView = NULL;
@@ -219,6 +231,15 @@ const LLFloater::Params& LLFloater::getDefaultParams()
 	return LLUICtrlFactory::getDefaultParams<LLFloater>();
 }
 
+//static
+void LLFloater::initClass()
+{
+	// translate tooltips for floater buttons
+	for (S32 i = 0; i < BUTTON_COUNT; i++)
+	{
+		sButtonToolTips[i] = LLTrans::getString( sButtonToolTipsIndex[i] );
+	}
+}
 
 LLFloater::LLFloater(const LLSD& key, const LLFloater::Params& p)
 	:	LLPanel(),
@@ -251,22 +272,11 @@ LLFloater::LLFloater(const LLSD& key, const LLFloater::Params& p)
 	static LLUIColor default_background_color = LLUIColorTable::instance().getColor("FloaterDefaultBackgroundColor");
 	static LLUIColor focus_background_color = LLUIColorTable::instance().getColor("FloaterFocusBackgroundColor");
 	
-	for (S32 i = 0; i < BUTTON_COUNT; i++)
-	{
-		sButtonToolTips[i] =LLTrans::getString( sButtonToolTipsIndex[i]);
-	}
-	
 	mHandle.bind(this);
 	mNotificationContext = new LLFloaterNotificationContext(getHandle());
 	mBgColorAlpha        = default_background_color;
 	mBgColorOpaque       = focus_background_color;
 
-	for (S32 i = 0; i < 4; i++) 
-	{
-		mResizeBar[i] = NULL;
-		mResizeHandle[i] = NULL;
-	}
-
 	// Clicks stop here.
 	setMouseOpaque(TRUE);
 	
@@ -431,6 +441,9 @@ void LLFloater::addResizeCtrls()
 
 	// Resize handles (corners)
 	LLResizeHandle::Params handle_p;
+	// handles must not be mouse-opaque, otherwise they block hover events
+	// to other buttons like the close box. JC
+	handle_p.mouse_opaque(false);
 	handle_p.rect(LLRect( getRect().getWidth() - RESIZE_HANDLE_WIDTH, RESIZE_HANDLE_HEIGHT, getRect().getWidth(), 0));
 	handle_p.min_width(mMinWidth);
 	handle_p.min_height(mMinHeight);
@@ -505,7 +518,6 @@ void LLFloater::storeRectControl()
 
 void LLFloater::storeVisibilityControl()
 {
-	// sQuitting is a temp hack until we standardize onClose() behavior so that it won't call this when quitting
 	if( !sQuitting && mVisibilityControl.size() > 1 )
 	{
 		LLUI::sSettingGroups["floater"]->setBOOL( mVisibilityControl, getVisible() );
@@ -514,7 +526,7 @@ void LLFloater::storeVisibilityControl()
 
 void LLFloater::setVisible( BOOL visible )
 {
-	LLPanel::setVisible(visible);
+	LLPanel::setVisible(visible); // calls handleVisibilityChange()
 	if( visible && mFirstLook )
 	{
 		mFirstLook = FALSE;
@@ -549,14 +561,14 @@ void LLFloater::setVisible( BOOL visible )
 }
 
 // virtual
-void LLFloater::onVisibilityChange ( BOOL new_visibility )
+void LLFloater::handleVisibilityChange ( BOOL new_visibility )
 {
 	if (new_visibility)
 	{
 		if (getHost())
 			getHost()->setFloaterFlashing(this, FALSE);
 	}
-	LLPanel::onVisibilityChange ( new_visibility );
+	LLPanel::handleVisibilityChange ( new_visibility );
 }
 
 void LLFloater::openFloater(const LLSD& key)
@@ -593,7 +605,7 @@ void LLFloater::openFloater(const LLSD& key)
 		setVisibleAndFrontmost(mAutoFocus);
 	}
 
-	mOpenSignal(this, getValue());
+	mOpenSignal(this, key);
 	onOpen(key);
 }
 
@@ -601,7 +613,7 @@ void LLFloater::closeFloater(bool app_quitting)
 {
 	if (app_quitting)
 	{
-		LLFloater::sQuitting = true; // Temp hack until we standardize onClose()	
+		LLFloater::sQuitting = true;
 	}
 	
 	// Always unminimize before trying to close.
@@ -661,9 +673,27 @@ void LLFloater::closeFloater(bool app_quitting)
 			}
 		}
 		
-		// Let floater do cleanup.
-		mCloseSignal(this, getValue(), app_quitting);
-		onClose(app_quitting);
+		// Close callback
+		mCloseSignal(this, LLSD(app_quitting));
+		
+		// Hide or Destroy
+		if (mSingleInstance)
+		{
+			// Hide the instance
+			if (getHost())
+			{
+				getHost()->setVisible(FALSE);
+			}
+			else
+			{
+				setVisible(FALSE);
+			}
+		}
+		else
+		{
+			setVisible(FALSE); // hide before destroying (so handleVisibilityChange() gets called)
+			destroy();
+		}
 	}
 }
 
@@ -1771,9 +1801,20 @@ void LLFloater::buildButtons()
 		p.rect(btn_rect);
 		p.label("");
 		p.image_unselected.name(sButtonActiveImageNames[i]);
+		// Selected, no matter if hovered or not, is "pressed"
 		p.image_selected.name(sButtonPressedImageNames[i]);
 		p.image_hover_selected.name(sButtonPressedImageNames[i]);
-		p.image_hover_unselected.name(sButtonPressedImageNames[i]);
+		// Empty string means programmatic glow effect, achieved by
+		// not setting explicit image.
+		if (sButtonHoveredImageNames[i].empty())
+		{
+			// These icons are really small, need glow amount increased
+			p.hover_glow_amount( 0.22f );
+		}
+		else
+		{
+			p.image_hover_unselected.name(sButtonHoveredImageNames[i]);
+		}
 		p.click_callback.function(boost::bind(sButtonCallbacks[i], this));
 		p.tab_stop(false);
 		p.follows.flags(FOLLOWS_TOP|FOLLOWS_RIGHT);
@@ -1788,72 +1829,6 @@ void LLFloater::buildButtons()
 	updateButtons();
 }
 
-void LLFloater::initOpenCallback(const OpenCallbackParam& cb, open_signal_t& sig)
-{
-	if (cb.function.isProvided())
-	{
-		if (cb.parameter.isProvided())
-			sig.connect(boost::bind(cb.function(), _1, cb.parameter));
-		else
-			sig.connect(cb.function());
-	}
-	else
-	{
-		std::string function_name = cb.function_name;
-		open_callback_t* func = (OpenCallbackRegistry::getValue(function_name));
-		if (func)
-		{
-			if (cb.parameter.isProvided())
-				sig.connect(boost::bind((*func), _1, cb.parameter));
-			else
-				sig.connect(*func);
-		}
-		else if (!function_name.empty())
-		{
-			llwarns << "No callback found for: '" << function_name << "' in control: " << getName() << llendl;
-		}			
-	}
-}
-
-void LLFloater::initCloseCallback(const CloseCallbackParam& cb, close_signal_t& sig)
-{
-	if (cb.function.isProvided())
-	{
-		if (cb.parameter.isProvided())
-			sig.connect(boost::bind(cb.function(), _1, cb.parameter, _3));
-		else
-			sig.connect(cb.function());
-	}
-	else
-	{
-		std::string function_name = cb.function_name;
-		close_callback_t* func = (CloseCallbackRegistry::getValue(function_name)); 
-		if (func)
-		{
-			if (cb.parameter.isProvided())
-				sig.connect(boost::bind((*func), _1, cb.parameter,_3));
-			else
-				sig.connect(*func);
-		}
-		else if (!function_name.empty())
-		{
-			llwarns << "No callback found for: '" << function_name << "' in control: " << getName() << llendl;
-		}			
-	}
-}
-
-namespace LLInitParam
-{
-    
-    template<> 
-	bool ParamCompare<LLFloater::close_callback_t>::equals(
-												  const LLFloater::close_callback_t &a, 
-												  const LLFloater::close_callback_t &b)
-    {
-    	return false;
-    }
-}    
-
 /////////////////////////////////////////////////////
 // LLFloaterView
 
@@ -2612,13 +2587,13 @@ void LLFloater::initFromParams(const LLFloater::Params& p)
 	
 	// open callback 
 	if (p.open_callback.isProvided())
-		initOpenCallback(p.open_callback, mOpenSignal);
+		initCommitCallback(p.open_callback, mOpenSignal);
 	// close callback 
 	if (p.close_callback.isProvided())
-		initCloseCallback(p.close_callback, mCloseSignal);
+		initCommitCallback(p.close_callback, mCloseSignal);
 }
 
-void LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, BOOL open_floater, LLXMLNodePtr output_node)
+void LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node)
 {
 	Params params(LLUICtrlFactory::getDefaultParams<LLFloater>());
 	LLXUIParser::instance().readXUI(node, params);
@@ -2661,38 +2636,6 @@ void LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, BOOL open_floa
 	applyRectControl(); // If we have a saved rect control, apply it
 	gFloaterView->adjustToFitScreen(this, FALSE); // Floaters loaded from XML should all fit on screen	
 
-	if (open_floater)
-	{
-		this->openFloater(getKey());
-	}
-
 	moveResizeHandlesToFront();
 }
 
-// visibility methods
-bool VisibilityPolicy<LLFloater>::visible(LLFloater* instance, const LLSD& key)
-{
-	if (instance) 
-	{
-		return !instance->isMinimized() && instance->isInVisibleChain();
-	}
-	return FALSE;
-}
-
-void VisibilityPolicy<LLFloater>::show(LLFloater* instance, const LLSD& key)
-{
-	if (instance) 
-	{
-		instance->openFloater(key);
-		if (instance->getHost())
-		{
-			instance->getHost()->openFloater(key);
-		}
-	}
-}
-
-void VisibilityPolicy<LLFloater>::hide(LLFloater* instance, const LLSD& key)
-{
-	if (instance) instance->closeFloater();
-}
-
diff --git a/indra/llui/llfloater.h b/indra/llui/llfloater.h
index f6c6dcf277..ee066317e0 100644
--- a/indra/llui/llfloater.h
+++ b/indra/llui/llfloater.h
@@ -97,7 +97,7 @@ public:
 	
 	enum EFloaterButtons
 	{
-		BUTTON_CLOSE,
+		BUTTON_CLOSE = 0,
 		BUTTON_RESTORE,
 		BUTTON_MINIMIZE,
 		BUTTON_TEAR_OFF,
@@ -107,22 +107,6 @@ public:
 		BUTTON_COUNT
 	};
 	
-	typedef boost::function<void (LLUICtrl* ctrl, const LLSD& param)> open_callback_t;
-	typedef boost::signals2::signal<void (LLUICtrl* ctrl, const LLSD& param)> open_signal_t;
-	
-	typedef boost::function<void (LLUICtrl* ctrl, const LLSD& param, bool app_quitting)> close_callback_t;
-	typedef boost::signals2::signal<void (LLUICtrl* ctrl, const LLSD& param, bool app_quitting)> close_signal_t;
-
-	struct OpenCallbackParam : public LLInitParam::Block<OpenCallbackParam, CallbackParam >
-	{
-		Optional<open_callback_t> function;
-	};
-
-	struct CloseCallbackParam : public LLInitParam::Block<CloseCallbackParam, CallbackParam >
-	{
-		Optional<close_callback_t> function;
-	};
-
 	struct Params 
 	:	public LLInitParam::Block<Params, LLPanel::Params>
 	{
@@ -140,8 +124,8 @@ public:
 								save_visibility,
 								can_dock;
 		
-		Optional<OpenCallbackParam> open_callback;
-		Optional<CloseCallbackParam> close_callback;
+		Optional<CommitCallbackParam> open_callback,
+									  close_callback;
 		
 		Params();
 	};
@@ -149,7 +133,10 @@ public:
 	// use this to avoid creating your own default LLFloater::Param instance
 	static const Params& getDefaultParams();
 
-	LLFloater(const LLSD& key = LLSD(), const Params& params = getDefaultParams());
+	// Load translations for tooltips for standard buttons
+	static void initClass();
+
+	LLFloater(const LLSD& key, const Params& params = getDefaultParams());
 
 	virtual ~LLFloater();
 
@@ -157,7 +144,7 @@ public:
 	static void setupParamsForExport(Params& p, LLView* parent);
 
 	void initFromParams(const LLFloater::Params& p);
-	void initFloaterXML(LLXMLNodePtr node, LLView *parent, BOOL open_floater = TRUE, LLXMLNodePtr output_node = NULL);
+	void initFloaterXML(LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node = NULL);
 
 	/*virtual*/ void handleReshape(const LLRect& new_rect, bool by_user = false);
 	/*virtual*/ BOOL canSnapTo(const LLView* other_view);
@@ -171,7 +158,6 @@ public:
 	void			openFloater(const LLSD& key = LLSD());
 
 	// If allowed, close the floater cleanly, releasing focus.
-	// app_quitting is passed to onClose() below.
 	void			closeFloater(bool app_quitting = false);
 
 	/*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
@@ -221,20 +207,16 @@ public:
 	virtual BOOL	handleDoubleClick(S32 x, S32 y, MASK mask);
 	virtual BOOL	handleMiddleMouseDown(S32 x, S32 y, MASK mask);
 	virtual void	draw();
-
+	
+	// *TODO: Eliminate this in favor of mOpenSignal
 	virtual void	onOpen(const LLSD& key) {}
 
-	// Call destroy() to free memory, or setVisible(FALSE) to keep it
-	// If app_quitting, you might not want to save your visibility.
-	// Defaults to destroy().
-	virtual void	onClose(bool app_quitting) { destroy(); }
-
 	// This cannot be "const" until all derived floater canClose()
 	// methods are const as well.  JC
 	virtual BOOL	canClose() { return TRUE; }
 
-	virtual void	setVisible(BOOL visible);
-	virtual void	onVisibilityChange ( BOOL curVisibilityIn );
+	/*virtual*/ void setVisible(BOOL visible); // do not override
+	/*virtual*/ void handleVisibilityChange ( BOOL new_visibility ); // do not override
 	
 	void			setFrontmost(BOOL take_focus = TRUE);
 	
@@ -250,7 +232,9 @@ public:
 	LLHandle<LLFloater> getHandle() const { return mHandle; }
 	const LLSD& 	getKey() { return mKey; }
 	BOOL		 	matchesKey(const LLSD& key) { return mSingleInstance || KeyCompare::equate(key, mKey); }
-
+	
+	const std::string& getInstanceName() { return mInstanceName; }
+	
 	bool            isDockable() const { return mCanDock; }
 	void            setCanDock(bool b);
 
@@ -299,10 +283,7 @@ protected:
 	void			setAutoFocus(BOOL focus) { mAutoFocus = focus; } // whether to automatically take focus when opened
 	LLDragHandle*	getDragHandle() const { return mDragHandle; }
 
-	void			destroy() { die(); } // Don't call this directly.  You probably want to call close(). JC
-
-	void			initOpenCallback(const OpenCallbackParam& cb, open_signal_t& sig);
-	void			initCloseCallback(const CloseCallbackParam& cb, close_signal_t& sig);
+	void			destroy() { die(); } // Don't call this directly.  You probably want to call closeFloater()
 
 private:
 	void			setForeground(BOOL b);	// called only by floaterview
@@ -314,15 +295,11 @@ private:
 	void			addResizeCtrls();
 	void 			addDragHandle();
 
-public:
-	class OpenCallbackRegistry : public CallbackRegistry<open_callback_t, OpenCallbackRegistry> {};
-	class CloseCallbackRegistry : public CallbackRegistry<close_callback_t, CloseCallbackRegistry> {};
-
 protected:
 	std::string		mRectControl;
 	std::string		mVisibilityControl;
-	open_signal_t   mOpenSignal;
-	close_signal_t  mCloseSignal;
+	commit_signal_t mOpenSignal;		// Called when floater is opened, passes mKey
+	commit_signal_t mCloseSignal;		// Called when floater is closed, passes app_qitting as LLSD()
 	LLSD			mKey;				// Key used for retrieving instances; set (for now) by LLFLoaterReg
 
 	LLDragHandle*	mDragHandle;
@@ -376,6 +353,8 @@ private:
 	static BOOL		sEditModeEnabled;
 	static BOOL		sQuitting;
 	static std::string	sButtonActiveImageNames[BUTTON_COUNT];
+	// Images to use when cursor hovered over an enabled button
+	static std::string	sButtonHoveredImageNames[BUTTON_COUNT];
 	static std::string	sButtonPressedImageNames[BUTTON_COUNT];
 	static std::string	sButtonNames[BUTTON_COUNT];
 	static std::string	sButtonToolTips[BUTTON_COUNT];
@@ -465,37 +444,12 @@ private:
 	S32				mSnapOffsetRight;
 };
 
-//*******************************************************
-//* TO BE DEPRECATED
-//*******************************************************
-// visibility policy specialized for floaters
-template<>
-class VisibilityPolicy<LLFloater>
-{
-public:
-	// visibility methods
-	static bool visible(LLFloater* instance, const LLSD& key);
-
-	static void show(LLFloater* instance, const LLSD& key);
-
-	static void hide(LLFloater* instance, const LLSD& key);
-};
-
 //
 // Globals
 //
 
 extern LLFloaterView* gFloaterView;
 
-namespace LLInitParam
-{   
-    template<> 
-	bool ParamCompare<LLFloater::close_callback_t>::equals(
-		const LLFloater::close_callback_t &a, 
-		const LLFloater::close_callback_t &b); 
-}
-
-
 #endif  // LL_FLOATER_H
 
 
diff --git a/indra/llui/llfloaterreg.cpp b/indra/llui/llfloaterreg.cpp
index d12f600503..a63b1b085c 100644
--- a/indra/llui/llfloaterreg.cpp
+++ b/indra/llui/llfloaterreg.cpp
@@ -121,8 +121,7 @@ LLFloater* LLFloaterReg::getInstance(const std::string& name, const LLSD& key)
 
 				res = build_func(key);
 				
-				const bool DONT_OPEN_FLOATER = false;
-				LLUICtrlFactory::getInstance()->buildFloater(res, xui_file, DONT_OPEN_FLOATER);
+				LLUICtrlFactory::getInstance()->buildFloater(res, xui_file, NULL);
 				
 				// Note: key should eventually be a non optional LLFloater arg; for now, set mKey to be safe
 				res->mKey = key;
diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp
index ad2d8afe45..e355cfda8b 100644
--- a/indra/llui/llmenugl.cpp
+++ b/indra/llui/llmenugl.cpp
@@ -89,7 +89,6 @@ const U32 RIGHT_PAD_PIXELS = 2;
 const U32 RIGHT_WIDTH_PIXELS = 15;
 const U32 RIGHT_PLAIN_PIXELS = RIGHT_PAD_PIXELS + RIGHT_WIDTH_PIXELS;
 
-const U32 ACCEL_PAD_PIXELS = 10;
 const U32 PLAIN_PAD_PIXELS = LEFT_PAD_PIXELS + LEFT_WIDTH_PIXELS + RIGHT_PAD_PIXELS + RIGHT_WIDTH_PIXELS;
 
 const U32 BRIEF_PAD_PIXELS = 2;
@@ -302,7 +301,7 @@ U32 LLMenuItemGL::getNominalHeight( void ) const
 
 
 // Get the parent menu for this item
-LLMenuGL* LLMenuItemGL::getMenu()
+LLMenuGL* LLMenuItemGL::getMenu() const
 {
 	return (LLMenuGL*) getParent();
 }
@@ -326,7 +325,7 @@ U32 LLMenuItemGL::getNominalWidth( void ) const
 
 	if( KEY_NONE != mAcceleratorKey )
 	{
-		width += ACCEL_PAD_PIXELS;
+		width += getMenu()->getShortcutPad();
 		std::string temp;
 		appendAcceleratorString( temp );
 		width += mFont->getWidth( temp );
@@ -515,12 +514,13 @@ BOOL LLMenuItemGL::setLabelArg( const std::string& key, const LLStringExplicit&
 	return TRUE;
 }
 
-void LLMenuItemGL::onVisibilityChange(BOOL new_visibility)
+void LLMenuItemGL::handleVisibilityChange(BOOL new_visibility)
 {
 	if (getMenu())
 	{
 		getMenu()->needsArrange();
 	}
+	LLView::handleVisibilityChange(new_visibility);
 }
 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -1067,13 +1067,13 @@ void LLMenuItemBranchGL::updateBranchParent(LLView* parentp)
 	}
 }
 
-void LLMenuItemBranchGL::onVisibilityChange( BOOL new_visibility )
+void LLMenuItemBranchGL::handleVisibilityChange( BOOL new_visibility )
 {
 	if (new_visibility == FALSE && getBranch() && !getBranch()->getTornOff())
 	{
 		getBranch()->setVisible(FALSE);
 	}
-	LLMenuItemGL::onVisibilityChange(new_visibility);
+	LLMenuItemGL::handleVisibilityChange(new_visibility);
 }
 
 BOOL LLMenuItemBranchGL::handleKeyHere( KEY key, MASK mask )
@@ -1587,7 +1587,8 @@ LLMenuGL::LLMenuGL(const LLMenuGL::Params& p)
 	mJumpKey(p.jump_key),
 	mCreateJumpKeys(p.create_jump_keys),
 	mParentFloaterHandle(p.parent_floater),
-	mNeedsArrange(FALSE)
+	mNeedsArrange(FALSE), 
+	mShortcutPad(p.shortcut_pad)
 {
 	typedef boost::tokenizer<boost::char_separator<char> > tokenizer;
 	boost::char_separator<char> sep("_");
@@ -3213,6 +3214,8 @@ BOOL LLMenuBarGL::handleHover( S32 x, S32 y, MASK mask )
 ///============================================================================
 /// Class LLMenuHolderGL
 ///============================================================================
+LLCoordGL LLMenuHolderGL::sContextMenuSpawnPos(S32_MAX, S32_MAX);
+
 LLMenuHolderGL::LLMenuHolderGL()
 	: LLPanel()
 {
@@ -3273,6 +3276,19 @@ BOOL LLMenuHolderGL::handleRightMouseDown( S32 x, S32 y, MASK mask )
 // down, move off the menu, then mouse-up.  We want this to close the menu.
 BOOL LLMenuHolderGL::handleRightMouseUp( S32 x, S32 y, MASK mask )
 {
+	const S32 SLOP = 2;
+	S32 spawn_dx = (x - sContextMenuSpawnPos.mX);
+	S32 spawn_dy = (y - sContextMenuSpawnPos.mY);
+	if (-SLOP <= spawn_dx && spawn_dx <= SLOP
+		&& -SLOP <= spawn_dy && spawn_dy <= SLOP)
+	{
+		// we're still inside the slop region from spawning this menu
+		// so interpret the mouse-up as a single-click to show and leave on
+		// screen
+		sContextMenuSpawnPos.set(S32_MAX, S32_MAX);
+		return TRUE;
+	}
+
 	BOOL handled = LLView::childrenHandleRightMouseUp(x, y, mask) != NULL;
 	if (!handled)
 	{
@@ -3344,7 +3360,7 @@ void LLMenuHolderGL::setActivatedItem(LLMenuItemGL* item)
 /// Class LLTearOffMenu
 ///============================================================================
 LLTearOffMenu::LLTearOffMenu(LLMenuGL* menup) : 
-	LLFloater()
+	LLFloater(LLSD())
 {
 	static LLUICachedControl<S32> floater_header_size ("UIFloaterHeaderSize", 0);
 
@@ -3377,6 +3393,16 @@ LLTearOffMenu::LLTearOffMenu(LLMenuGL* menup) :
 	mMenu->highlightNextItem(NULL);
 }
 
+LLTearOffMenu::~LLTearOffMenu()
+{
+}
+
+// virtual
+BOOL LLTearOffMenu::postBuild()
+{
+	mCloseSignal.connect(boost::bind(&LLTearOffMenu::closeTearOff, this));
+	return TRUE;
+}
 
 void LLTearOffMenu::draw()
 {
@@ -3476,7 +3502,7 @@ LLTearOffMenu* LLTearOffMenu::create(LLMenuGL* menup)
 	return tearoffp;
 }
 
-void LLTearOffMenu::onClose(bool app_quitting)
+void LLTearOffMenu::closeTearOff()
 {
 	removeChild(mMenu);
 	mOldParent->addChild(mMenu);
@@ -3486,7 +3512,6 @@ void LLTearOffMenu::onClose(bool app_quitting)
 	mMenu->setVisible(FALSE);
 	mMenu->setTornOff(FALSE);
 	mMenu->setDropShadowed(TRUE);
-	destroy();
 }
 
 
@@ -3600,9 +3625,7 @@ static MenuRegistry::Register<LLContextMenu> context_menu_register2("context_men
 LLContextMenu::LLContextMenu(const Params& p)
 :	LLMenuGL(p),
 	mHoveredAnyItem(FALSE),
-	mHoverItem(NULL),
-	mSpawnMouseX(S32_MAX),  // definitely not inside the window frame
-	mSpawnMouseY(S32_MAX)
+	mHoverItem(NULL)
 {
 	//setBackgroundVisible(TRUE);
 }
@@ -3616,6 +3639,11 @@ void LLContextMenu::setVisible(BOOL visible)
 // Takes cursor position in screen space?
 void LLContextMenu::show(S32 x, S32 y)
 {
+	// Save click point for detecting cursor moves before mouse-up.
+	// Must be in local coords to compare with mouseUp events.
+	// If the mouse doesn't move, the menu will stay open ala the Mac.
+	LLMenuHolderGL::sContextMenuSpawnPos.set(x,y);
+
 	arrangeAndClear();
 
 	S32 width = getRect().getWidth();
@@ -3652,15 +3680,11 @@ void LLContextMenu::show(S32 x, S32 y)
 	S32 local_x, local_y;
 	parent_view->screenPointToLocal(x, y, &local_x, &local_y);
 
-	// HACK: casting away const.  Should use setRect or some helper function instead.
-	const_cast<LLRect&>(getRect()).setCenterAndSize(local_x + width/2, local_y - height/2, width, height);
+	LLRect rect;
+	rect.setLeftTopAndSize(local_x, local_y, width, height);
+	setRect(rect);
 	arrange();
 
-	// Save click point for detecting cursor moves before mouse-up.
-	// Must be in local coords to compare with mouseUp events.
-	// If the mouse doesn't move, the menu will stay open ala the Mac.
-	screenPointToLocal(x, y, &mSpawnMouseX, &mSpawnMouseY);
-
 	LLView::setVisible(TRUE);
 }
 
@@ -3758,20 +3782,6 @@ BOOL LLContextMenu::handleRightMouseDown(S32 x, S32 y, MASK mask)
 
 BOOL LLContextMenu::handleRightMouseUp( S32 x, S32 y, MASK mask )
 {
-	const S32 SLOP = 2;
-	S32 spawn_dx = (x - mSpawnMouseX);
-	S32 spawn_dy = (y - mSpawnMouseY);
-	if (-SLOP <= spawn_dx && spawn_dx <= SLOP
-		&& -SLOP <= spawn_dy && spawn_dy <= SLOP)
-	{
-		// we're still inside the slop region from spawning this menu
-		// so interpret the mouse-up as a single-click to show and leave on
-		// screen
-		mSpawnMouseX = S32_MAX;
-		mSpawnMouseY = S32_MAX;
-		return TRUE;
-	}
-
 	S32 local_x = x - getRect().mLeft;
 	S32 local_y = y - getRect().mBottom;
 
diff --git a/indra/llui/llmenugl.h b/indra/llui/llmenugl.h
index f786c891d7..828956a217 100644
--- a/indra/llui/llmenugl.h
+++ b/indra/llui/llmenugl.h
@@ -106,7 +106,7 @@ protected:
 	friend class LLUICtrlFactory;
 public:
 	virtual void setValue(const LLSD& value) { setLabel(value.asString()); }
-	/*virtual*/ void onVisibilityChange(BOOL new_visibility);
+	/*virtual*/ void handleVisibilityChange(BOOL new_visibility);
 
 	virtual BOOL handleHover(S32 x, S32 y, MASK mask);
 	virtual BOOL handleAcceleratorKey(KEY key, MASK mask);
@@ -137,7 +137,7 @@ public:
 	virtual BOOL setLabelArg( const std::string& key, const LLStringExplicit& text );
 
 	// Get the parent menu for this item
-	virtual class LLMenuGL*	getMenu();
+	virtual class LLMenuGL*	getMenu() const;
 
 	// returns the normal width of this control in pixels - this is
 	// used for calculating the widest item, as well as for horizontal
@@ -383,6 +383,7 @@ public:
 										keep_fixed_size,
 										scrollable;
 		Optional<LLUIColor>				bg_color;
+		Optional<S32>					shortcut_pad;
 
 		Params()
 		:	jump_key("jump_key", KEY_NONE),
@@ -392,7 +393,8 @@ public:
 			bg_visible("bg_visible", true),
 			create_jump_keys("create_jump_keys", false),
 			bg_color("bg_color",  LLUIColorTable::instance().getColor( "MenuDefaultBgColor" )),
-			scrollable("scrollable", false)
+			scrollable("scrollable", false), 
+			shortcut_pad("shortcut_pad")
 		{
 			addSynonym(bg_visible, "opaque");
 			addSynonym(bg_color, "color");
@@ -513,6 +515,8 @@ public:
 	static void setKeyboardMode(BOOL mode) { sKeyboardMode = mode; }
 	static BOOL getKeyboardMode() { return sKeyboardMode; }
 
+	S32 getShortcutPad() { return mShortcutPad; }
+
 	void scrollItemsUp();
 	void scrollItemsDown();
 	BOOL isScrollable() const { return mScrollable; }
@@ -566,6 +570,7 @@ private:
 	LLHandle<LLFloater>	mParentFloaterHandle;
 	KEY				mJumpKey;
 	BOOL			mCreateJumpKeys;
+	S32				mShortcutPad;
 }; // end class LLMenuGL
 
 
@@ -621,7 +626,7 @@ public:
 	virtual void updateBranchParent( LLView* parentp );
 
 	// LLView Functionality
-	virtual void onVisibilityChange( BOOL curVisibilityIn );
+	virtual void handleVisibilityChange( BOOL curVisibilityIn );
 
 	virtual void draw();
 
@@ -680,11 +685,6 @@ public:
 protected:
 	BOOL			mHoveredAnyItem;
 	LLMenuItemGL*	mHoverItem;
-
-	// Cursor position when the menu was spawned, in menu-local coords
-	// Used to allow single right-click within a slop region to spawn the menu
-	S32				mSpawnMouseX;
-	S32				mSpawnMouseY;
 };
 
 
@@ -764,6 +764,8 @@ public:
 	virtual void draw();
 	virtual BOOL handleMouseDown( S32 x, S32 y, MASK mask );
 	virtual BOOL handleRightMouseDown( S32 x, S32 y, MASK mask );
+
+	// Close context menus on right mouse up not handled by menus.
 	/*virtual*/ BOOL handleRightMouseUp( S32 x, S32 y, MASK mask );
 
 	virtual const LLRect getMenuRect() const { return getLocalRect(); }
@@ -771,6 +773,10 @@ public:
 
 	static void setActivatedItem(LLMenuItemGL* item);
 
+	// Need to detect if mouse-up after context menu spawn has moved.
+	// If not, need to keep the menu up.
+	static LLCoordGL sContextMenuSpawnPos;
+
 private:
 	static LLHandle<LLView> sItemLastSelectedHandle;
 	static LLFrameTimer sItemActivationTimer;
@@ -788,8 +794,10 @@ class LLTearOffMenu : public LLFloater
 {
 public:
 	static LLTearOffMenu* create(LLMenuGL* menup);
-	virtual ~LLTearOffMenu() {}
-	virtual void onClose(bool app_quitting);
+	virtual ~LLTearOffMenu();
+
+	virtual BOOL postBuild();
+	
 	virtual void draw(void);
 	virtual void onFocusReceived();
 	virtual void onFocusLost();
@@ -799,7 +807,9 @@ public:
 
 private:
 	LLTearOffMenu(LLMenuGL* menup);
-
+	
+	void closeTearOff();
+	
 	LLView*		mOldParent;
 	LLMenuGL*	mMenu;
 	F32			mTargetHeight;
diff --git a/indra/llui/llmodaldialog.cpp b/indra/llui/llmodaldialog.cpp
index 7557b87b94..11fa290de1 100644
--- a/indra/llui/llmodaldialog.cpp
+++ b/indra/llui/llmodaldialog.cpp
@@ -44,12 +44,11 @@
 // static
 std::list<LLModalDialog*> LLModalDialog::sModalStack;
 
-LLModalDialog::LLModalDialog( const std::string& title, S32 width, S32 height, BOOL modal )
-	: LLFloater(),
+LLModalDialog::LLModalDialog( const LLSD& key, S32 width, S32 height, BOOL modal )
+	: LLFloater(key),
 	  mModal( modal )
 {
 	setRect(LLRect( 0, height, width, 0 ));
-	setTitle(title);
 	if (modal)
 	{
 		setCanMinimize(FALSE);
@@ -59,6 +58,7 @@ LLModalDialog::LLModalDialog( const std::string& title, S32 width, S32 height, B
 	setBackgroundVisible(TRUE);
 	setBackgroundOpaque(TRUE);
 	centerOnScreen(); // default position
+	mCloseSignal.connect(boost::bind(&LLModalDialog::stopModal, this));
 }
 
 LLModalDialog::~LLModalDialog()
@@ -68,6 +68,18 @@ LLModalDialog::~LLModalDialog()
 	{
 		gFocusMgr.unlockFocus();
 	}
+	
+	std::list<LLModalDialog*>::iterator iter = std::find(sModalStack.begin(), sModalStack.end(), this);
+	if (iter != sModalStack.end())
+	{
+		llerrs << "Attempt to delete dialog while still in sModalStack!" << llendl;
+	}
+}
+
+// virtual
+BOOL LLModalDialog::postBuild()
+{
+	return LLFloater::postBuild();
 }
 
 // virtual
@@ -235,12 +247,6 @@ BOOL LLModalDialog::handleKeyHere(KEY key, MASK mask )
 	}	
 }
 
-void LLModalDialog::onClose(bool app_quitting)
-{
-	stopModal();
-	LLFloater::onClose(app_quitting);
-}
-
 // virtual
 void LLModalDialog::draw()
 {
diff --git a/indra/llui/llmodaldialog.h b/indra/llui/llmodaldialog.h
index dad92ab82a..4d5073024b 100644
--- a/indra/llui/llmodaldialog.h
+++ b/indra/llui/llmodaldialog.h
@@ -45,9 +45,11 @@ class LLModalDialog;
 class LLModalDialog : public LLFloater
 {
 public:
-	LLModalDialog( const std::string& title, S32 width, S32 height, BOOL modal = true );
+	LLModalDialog( const LLSD& key, S32 width, S32 height, BOOL modal = true );
 	/*virtual*/ ~LLModalDialog();
-
+	
+	/*virtual*/ BOOL 	postBuild();
+	
 	/*virtual*/ void	openFloater(const LLSD& key = LLSD());
 	
 	/*virtual*/ void 	reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
@@ -63,8 +65,6 @@ public:
 	/*virtual*/ BOOL	handleRightMouseDown(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL	handleKeyHere(KEY key, MASK mask );
 
-	/*virtual*/ void	onClose(bool app_quitting);
-
 	/*virtual*/ void	setVisible(BOOL visible);
 	/*virtual*/ void	draw();
 
diff --git a/indra/llui/llmultifloater.cpp b/indra/llui/llmultifloater.cpp
index 22683d7950..9f9e3aecac 100644
--- a/indra/llui/llmultifloater.cpp
+++ b/indra/llui/llmultifloater.cpp
@@ -42,8 +42,8 @@
 // LLMultiFloater
 //
 
-LLMultiFloater::LLMultiFloater(const LLFloater::Params& params)
-	: LLFloater(),
+LLMultiFloater::LLMultiFloater(const LLSD& key, const LLFloater::Params& params)
+	: LLFloater(key),
 	  mTabContainer(NULL),
 	  mTabPos(LLTabContainer::TOP),
 	  mAutoResize(TRUE),
@@ -74,20 +74,12 @@ void LLMultiFloater::buildTabContainer()
 
 void LLMultiFloater::onOpen(const LLSD& key)
 {
-	if (mTabContainer->getTabCount() <= 0)
-	{
-		// for now, don't allow multifloaters
-		// without any child floaters
-		closeFloater();
-	}
-}
-
-void LLMultiFloater::onClose(bool app_quitting)
-{
-	if(closeAllFloaters() == TRUE)
-	{
-		LLFloater::onClose(app_quitting);
-	}//else not all tabs could be closed...
+// 	if (mTabContainer->getTabCount() <= 0)
+// 	{
+// 		// for now, don't allow multifloaters
+// 		// without any child floaters
+// 		closeFloater();
+// 	}
 }
 
 void LLMultiFloater::draw()
@@ -124,7 +116,8 @@ BOOL LLMultiFloater::closeAllFloaters()
 			//Tab did not actually close, possibly due to a pending Save Confirmation dialog..
 			//so try and close the next one in the list...
 			tabToClose++;
-		}else
+		}
+		else
 		{
 			//Tab closed ok.
 			lastTabCount = mTabContainer->getTabCount();
@@ -246,6 +239,9 @@ void LLMultiFloater::addFloater(LLFloater* floaterp, BOOL select_added_floater,
 	{
 		floaterp->setVisible(FALSE);
 	}
+	
+	// Tabs sometimes overlap resize handle
+	moveResizeHandlesToFront();
 }
 
 /**
@@ -448,6 +444,8 @@ void LLMultiFloater::setCanResize(BOOL can_resize)
 
 BOOL LLMultiFloater::postBuild()
 {
+	mCloseSignal.connect(boost::bind(&LLMultiFloater::closeAllFloaters, this));
+		
 	// remember any original xml minimum size
 	getResizeLimits(&mOrigMinWidth, &mOrigMinHeight);
 
diff --git a/indra/llui/llmultifloater.h b/indra/llui/llmultifloater.h
index 7f4c1c040a..bbf2c56fe7 100644
--- a/indra/llui/llmultifloater.h
+++ b/indra/llui/llmultifloater.h
@@ -44,14 +44,13 @@
 class LLMultiFloater : public LLFloater
 {
 public:
-	LLMultiFloater(const LLFloater::Params& params = LLFloater::getDefaultParams());
+	LLMultiFloater(const LLSD& key, const Params& params = getDefaultParams());
 	virtual ~LLMultiFloater() {};
 	
 	void buildTabContainer();
 	
 	virtual BOOL postBuild();
 	/*virtual*/ void onOpen(const LLSD& key);
-	/*virtual*/ void onClose(bool app_quitting);
 	/*virtual*/ void draw();
 	/*virtual*/ void setVisible(BOOL visible);
 	/*virtual*/ BOOL handleKeyHere(KEY key, MASK mask);
diff --git a/indra/llui/llnotifications.h b/indra/llui/llnotifications.h
index 78a0b9f3fe..0335a265b6 100644
--- a/indra/llui/llnotifications.h
+++ b/indra/llui/llnotifications.h
@@ -100,8 +100,9 @@
 // and we need this to manage the notification callbacks
 #include "llevents.h"
 #include "llfunctorregistry.h"
-#include "llui.h"
-#include "llmemory.h"
+#include "llpointer.h"
+#include "llinitparam.h"
+#include "llxmlnode.h"
 #include "llnotificationslistener.h"
 
 class LLNotification;
@@ -159,7 +160,8 @@ public:
 
 	LLNotificationForm();
 	LLNotificationForm(const LLSD& sd);
-	LLNotificationForm(const std::string& name, const LLXMLNodePtr xml_node);
+	LLNotificationForm(const std::string& name, 
+		const LLPointer<LLXMLNode> xml_node);
 
 	LLSD asLLSD() const;
 
@@ -835,7 +837,7 @@ public:
 	// load notification descriptions from file; 
 	// OK to call more than once because it will reload
 	bool loadTemplates();  
-	LLXMLNodePtr checkForXMLTemplate(LLXMLNodePtr item);
+	LLPointer<class LLXMLNode> checkForXMLTemplate(LLPointer<class LLXMLNode> item);
 	
 	// Add a simple notification (from XUI)
 	void addFromCallback(const LLSD& name);
@@ -918,7 +920,7 @@ private:
 
 	std::string mFileName;
 	
-	typedef std::map<std::string, LLXMLNodePtr> XMLTemplateMap;
+	typedef std::map<std::string, LLPointer<class LLXMLNode> > XMLTemplateMap;
 	XMLTemplateMap mXmlTemplates;
 
 	LLNotificationMap mUniqueNotifications;
diff --git a/indra/llui/llpanel.cpp b/indra/llui/llpanel.cpp
index 9fb38bc316..1a948fdd00 100644
--- a/indra/llui/llpanel.cpp
+++ b/indra/llui/llpanel.cpp
@@ -74,7 +74,8 @@ LLPanel::Params::Params()
 	min_height("min_height", 100),
 	strings("string"),
 	filename("filename"),
-	class_name("class")
+	class_name("class"),
+	visible_callback("visible_callback")
 {
 	name = "panel";
 	addSynonym(background_visible, "bg_visible");
@@ -307,6 +308,12 @@ BOOL LLPanel::handleKeyHere( KEY key, MASK mask )
 	return handled;
 }
 
+void LLPanel::handleVisibilityChange ( BOOL new_visibility )
+{
+	LLUICtrl::handleVisibilityChange ( new_visibility );
+	mVisibleSignal(this, LLSD(new_visibility) ); // Pass BOOL as LLSD
+}
+
 BOOL LLPanel::checkRequirements()
 {
 	if (!mRequirementsError.empty())
@@ -426,7 +433,11 @@ void LLPanel::initFromParams(const LLPanel::Params& p)
 
 	 // control_name, tab_stop, focus_lost_callback, initial_value, rect, enabled, visible
 	LLUICtrl::initFromParams(p);
-
+	
+	// visible callback 
+	if (p.visible_callback.isProvided())
+		initCommitCallback(p.visible_callback, mVisibleSignal);
+	
 	for (LLInitParam::ParamIterator<LocalizedString>::const_iterator it = p.strings().begin();
 		it != p.strings().end();
 		++it)
diff --git a/indra/llui/llpanel.h b/indra/llui/llpanel.h
index 4140e3aa93..552a621a8e 100644
--- a/indra/llui/llpanel.h
+++ b/indra/llui/llpanel.h
@@ -88,7 +88,9 @@ public:
 		Optional<std::string>	class_name;
 
 		Multiple<LocalizedString>	strings;
-
+		
+		Optional<CommitCallbackParam> visible_callback;
+		
 		Params();
 	};
 
@@ -111,6 +113,7 @@ public:
 	/*virtual*/ BOOL 	isPanel() const;
 	/*virtual*/ void	draw();	
 	/*virtual*/ BOOL	handleKeyHere( KEY key, MASK mask );
+	/*virtual*/ void 	handleVisibilityChange ( BOOL new_visibility );
 
 	// Override to set not found list:
 	/*virtual*/ LLView* getChildView(const std::string& name, BOOL recurse = TRUE, BOOL create_if_missing = TRUE) const;
@@ -254,6 +257,8 @@ protected:
 	CommitCallbackRegistry::ScopedRegistrar mCommitCallbackRegistrar;
 	EnableCallbackRegistry::ScopedRegistrar mEnableCallbackRegistrar;
 	
+	commit_signal_t mVisibleSignal;		// Called when visibilit changes, passes new visibility as LLSD()
+	
 private:
 	// Unified error reporting for the child* functions
 	typedef std::set<std::string> expected_members_list_t;
@@ -273,7 +278,7 @@ private:
 	ui_string_map_t	mUIStrings;
 
 	std::string		mRequirementsError;
-
+	
 }; // end class LLPanel
 
 #endif
diff --git a/indra/llui/llscrollbar.cpp b/indra/llui/llscrollbar.cpp
index 3312064131..bc489592d4 100644
--- a/indra/llui/llscrollbar.cpp
+++ b/indra/llui/llscrollbar.cpp
@@ -56,8 +56,10 @@ LLScrollbar::Params::Params()
 	doc_pos ("doc_pos", 0),
 	page_size ("page_size", 0),
 	step_size ("step_size", 1),
-	thumb_image("thumb_image"),
-	track_image("track_image"),
+	thumb_image_vertical("thumb_image_vertical"),
+	thumb_image_horizontal("thumb_image_horizontal"),
+	track_image_vertical("track_image_vertical"),
+	track_image_horizontal("track_image_horizontal"),
 	track_color("track_color"),
 	thumb_color("thumb_color"),
 	thickness("thickness"),
@@ -86,8 +88,10 @@ LLScrollbar::LLScrollbar(const Params & p)
 		mThumbColor ( p.thumb_color() ),
 		mOnScrollEndCallback( NULL ),
 		mOnScrollEndData( NULL ),
-		mThumbImage(p.thumb_image),
-		mTrackImage(p.track_image),
+		mThumbImageV(p.thumb_image_vertical),
+		mThumbImageH(p.thumb_image_horizontal),
+		mTrackImageV(p.track_image_vertical),
+		mTrackImageH(p.track_image_horizontal),
 		mThickness(p.thickness.isProvided() ? p.thickness : LLUI::sSettingGroups["config"]->getS32("UIScrollbarSize"))
 {
 	updateThumbRect();
@@ -493,7 +497,8 @@ void LLScrollbar::draw()
 	}
 
 	// Draw background and thumb.
-	if (mTrackImage.isNull() || mThumbImage.isNull())
+	if (   ( mOrientation == VERTICAL&&(mThumbImageV.isNull() || mThumbImageV.isNull()) ) 
+		|| (mOrientation == HORIZONTAL&&(mTrackImageH.isNull() || mThumbImageH.isNull()) ))
 	{
 		gl_rect_2d(mOrientation == HORIZONTAL ? mThickness : 0, 
 		mOrientation == VERTICAL ? getRect().getHeight() - 2 * mThickness : getRect().getHeight(),
@@ -505,30 +510,54 @@ void LLScrollbar::draw()
 	}
 	else
 	{
-		// Background
-		mTrackImage->drawSolid(mOrientation == HORIZONTAL ? mThickness : 0, 
-			mOrientation == VERTICAL ? mThickness : 0,
-			mOrientation == HORIZONTAL ? getRect().getWidth() - 2 * mThickness : getRect().getWidth(), 
-			mOrientation == VERTICAL ? getRect().getHeight() - 2 * mThickness : getRect().getHeight(),
-			mTrackColor.get());
-
 		// Thumb
 		LLRect outline_rect = mThumbRect;
 		outline_rect.stretch(2);
-
-		if (gFocusMgr.getKeyboardFocus() == this)
+		S32 rect_fix = 0;
+		// Background
+		
+		if(mOrientation == HORIZONTAL)
 		{
-			mTrackImage->draw(outline_rect, gFocusMgr.getFocusColor());
+			mTrackImageH->drawSolid(mThickness								//S32 x
+								   , 0										//S32 y
+								   , getRect().getWidth() - 2 * mThickness  //S32 width
+								   , getRect().getHeight()- rect_fix		//S32 height
+								   , mTrackColor.get());                    //const LLColor4& color
+			
+			if (gFocusMgr.getKeyboardFocus() == this)
+			{
+				mTrackImageH->draw(outline_rect, gFocusMgr.getFocusColor());
+			}
+			
+			mThumbImageH->draw(mThumbRect, mThumbColor.get());
+			if (mCurGlowStrength > 0.01f)
+			{
+				gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA);
+				mThumbImageH->drawSolid(mThumbRect, LLColor4(1.f, 1.f, 1.f, mCurGlowStrength));
+				gGL.setSceneBlendType(LLRender::BT_ALPHA);
+			}
+			
 		}
-
-		mThumbImage->draw(mThumbRect, mThumbColor.get());
-		if (mCurGlowStrength > 0.01f)
+		else if(mOrientation == VERTICAL)
 		{
-			gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA);
-			mThumbImage->drawSolid(mThumbRect, LLColor4(1.f, 1.f, 1.f, mCurGlowStrength));
-			gGL.setSceneBlendType(LLRender::BT_ALPHA);
+			mTrackImageV->drawSolid(  0+rect_fix								//S32 x
+								   , mThickness								//S32 y
+								   , getRect().getWidth()					//S32 width
+								   , getRect().getHeight() - 2 * mThickness	//S32 height
+								   , mTrackColor.get());                    //const LLColor4& color
+			if (gFocusMgr.getKeyboardFocus() == this)
+			{
+				mTrackImageV->draw(outline_rect, gFocusMgr.getFocusColor());
+			}
+			
+			mThumbImageV->draw(mThumbRect, mThumbColor.get());
+			if (mCurGlowStrength > 0.01f)
+			{
+				gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA);
+				mThumbImageV->drawSolid(mThumbRect, LLColor4(1.f, 1.f, 1.f, mCurGlowStrength));
+				gGL.setSceneBlendType(LLRender::BT_ALPHA);
+			}
 		}
-
 	}
 
 	BOOL was_scrolled_to_bottom = (getDocPos() == getDocPosMax());
diff --git a/indra/llui/llscrollbar.h b/indra/llui/llscrollbar.h
index 43604d37b7..5522e5d0fa 100644
--- a/indra/llui/llscrollbar.h
+++ b/indra/llui/llscrollbar.h
@@ -61,8 +61,10 @@ public:
 		Optional<S32>					step_size;
 		Optional<S32>					thickness;
 
-		Optional<LLUIImage*>			thumb_image,
-										track_image;
+		Optional<LLUIImage*>			thumb_image_vertical,
+										thumb_image_horizontal,
+										track_image_horizontal,
+										track_image_vertical;
 
 		Optional<LLUIColor>				track_color,
 										thumb_color;
@@ -155,8 +157,10 @@ private:
 	LLUIColor			mTrackColor;
 	LLUIColor			mThumbColor;
 
-	LLUIImagePtr		mThumbImage;
-	LLUIImagePtr		mTrackImage;
+	LLUIImagePtr		mThumbImageV;
+	LLUIImagePtr		mThumbImageH;
+	LLUIImagePtr		mTrackImageV;
+	LLUIImagePtr		mTrackImageH;
 
 	S32					mThickness;
 
diff --git a/indra/llui/llscrolllistctrl.cpp b/indra/llui/llscrolllistctrl.cpp
index e8627586ea..79f0f9d71b 100644
--- a/indra/llui/llscrolllistctrl.cpp
+++ b/indra/llui/llscrolllistctrl.cpp
@@ -163,7 +163,6 @@ LLScrollListCtrl::LLScrollListCtrl(const LLScrollListCtrl::Params& p)
 	mSorted(FALSE),
 	mDirty(FALSE),
 	mOriginalSelection(-1),
-	mDrewSelected(FALSE),
 	mLastSelected(NULL),
 	mHeadingHeight(p.heading_height),
 	mAllowMultipleSelection(p.multi_select),
@@ -1353,8 +1352,6 @@ void LLScrollListCtrl::drawItems()
 
 		S32 cur_y = y;
 		
-		mDrewSelected = FALSE;
-
 		S32 line = 0;
 		S32 max_columns = 0;
 
@@ -1375,11 +1372,6 @@ void LLScrollListCtrl::drawItems()
 
 			//llinfos << item_rect.getWidth() << llendl;
 
-			if (item->getSelected())
-			{
-				mDrewSelected = TRUE;
-			}
-
 			max_columns = llmax(max_columns, item->getNumColumns());
 
 			LLColor4 fg_color;
@@ -1444,10 +1436,7 @@ void LLScrollListCtrl::draw()
 	LLLocalClipRect clip(getLocalRect());
 
 	// if user specifies sort, make sure it is maintained
-	if (needsSorting() && !isSorted())
-	{
-		sortItems();
-	}
+	sortItems();
 
 	if (mNeedsScroll)
 	{
@@ -2208,6 +2197,8 @@ BOOL LLScrollListCtrl::setSort(S32 column_idx, BOOL ascending)
 	sort_column->mSortDirection = ascending ? LLScrollListColumn::ASCENDING : LLScrollListColumn::DESCENDING;
 
 	sort_column_t new_sort_column(column_idx, ascending);
+	
+	setSorted(FALSE);
 
 	if (mSortColumns.empty())
 	{
@@ -2248,21 +2239,22 @@ void LLScrollListCtrl::sortByColumn(const std::string& name, BOOL ascending)
 // First column is column 0
 void  LLScrollListCtrl::sortByColumnIndex(U32 column, BOOL ascending)
 {
-	if (setSort(column, ascending))
-	{
-		sortItems();
-	}
+	setSort(column, ascending);
+	sortItems();
 }
 
 void LLScrollListCtrl::sortItems()
 {
-	// do stable sort to preserve any previous sorts
-	std::stable_sort(
-		mItemList.begin(), 
-		mItemList.end(), 
-		SortScrollListItem(mSortColumns));
+	if (hasSortOrder() && !isSorted())
+	{
+		// do stable sort to preserve any previous sorts
+		std::stable_sort(
+			mItemList.begin(), 
+			mItemList.end(), 
+			SortScrollListItem(mSortColumns));
 
-	setSorted(TRUE);
+		setSorted(TRUE);
+	}
 }
 
 // for one-shot sorts, does not save sort column/order
@@ -2318,10 +2310,7 @@ void LLScrollListCtrl::scrollToShowSelected()
 		return;
 	}
 
-	if (needsSorting() && !isSorted())
-	{
-		sortItems();
-	}	
+	sortItems();
 	
 	S32 index = getFirstSelectedIndex();
 	if (index < 0)
@@ -2562,7 +2551,7 @@ std::string LLScrollListCtrl::getSortColumnName()
 	else return "";
 }
 
-BOOL LLScrollListCtrl::needsSorting()
+BOOL LLScrollListCtrl::hasSortOrder()
 {
 	return !mSortColumns.empty();
 }
diff --git a/indra/llui/llscrolllistctrl.h b/indra/llui/llscrolllistctrl.h
index c1800419be..e699711bd4 100644
--- a/indra/llui/llscrolllistctrl.h
+++ b/indra/llui/llscrolllistctrl.h
@@ -329,7 +329,7 @@ public:
 
 	std::string     getSortColumnName();
 	BOOL			getSortAscending() { return mSortColumns.empty() ? TRUE : mSortColumns.back().second; }
-	BOOL			needsSorting();
+	BOOL			hasSortOrder();
 
 	S32		selectMultiple( std::vector<LLUUID> ids );
 	void			sortItems();
@@ -374,9 +374,6 @@ private:
 	void			commitIfChanged();
 	BOOL			setSort(S32 column, BOOL ascending);
 
-	S32				mCurIndex;			// For get[First/Next]Data
-	S32				mCurSelectedIndex;  // For get[First/Next]Selected
-
 	S32				mLineHeight;	// the max height of a single line
 	S32				mScrollLines;	// how many lines we've scrolled down
 	S32				mPageLines;		// max number of lines is it possible to see on the screen given mRect and mLineHeight
@@ -445,11 +442,6 @@ private:
 
 	typedef std::pair<S32, BOOL> sort_column_t;
 	std::vector<sort_column_t>	mSortColumns;
-
-	// HACK:  Did we draw one selected item this frame?
-	BOOL mDrewSelected;
-
-	LLTextBox*		mCommentTextBox;
 }; // end class LLScrollListCtrl
 
 #endif  // LL_SCROLLLISTCTRL_H
diff --git a/indra/llui/llsearcheditor.cpp b/indra/llui/llsearcheditor.cpp
index 3516712dc9..fbcbb55b85 100644
--- a/indra/llui/llsearcheditor.cpp
+++ b/indra/llui/llsearcheditor.cpp
@@ -39,20 +39,20 @@
 LLSearchEditor::LLSearchEditor(const LLSearchEditor::Params& p)
 :	LLUICtrl(p)
 {
-	const S32 fudge = 2;
-	S32 btn_height = getRect().getHeight() - (fudge * 2);
+	S32 btn_top = p.search_button.top_pad + p.search_button.rect.height;
+	S32 btn_right = p.search_button.rect.width + p.search_button.left_pad;
+	LLRect search_btn_rect(p.search_button.left_pad, btn_top, btn_right, p.search_button.top_pad);
 
 	LLLineEditor::Params line_editor_params(p);
 	line_editor_params.name("filter edit box");
 	line_editor_params.rect(getLocalRect());
 	line_editor_params.follows.flags(FOLLOWS_ALL);
-	line_editor_params.text_pad_left(btn_height + fudge);
+	line_editor_params.text_pad_left(p.text_pad_left + search_btn_rect.getWidth());
 	line_editor_params.commit_callback.function(boost::bind(&LLUICtrl::onCommit, this));
 
 	mSearchEditor = LLUICtrlFactory::create<LLLineEditor>(line_editor_params);
 	addChild(mSearchEditor);
 
-	LLRect search_btn_rect(fudge, fudge + btn_height, fudge + btn_height, fudge);
 	LLButton::Params button_params(p.search_button);
 	button_params.name(std::string("clear filter"));
 	button_params.rect(search_btn_rect) ;
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp
index adeaf0a279..48816e4b9e 100644
--- a/indra/llui/lltexteditor.cpp
+++ b/indra/llui/lltexteditor.cpp
@@ -286,6 +286,8 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p)
 	mReflowNeeded(FALSE),
 	mScrollNeeded(FALSE),
 	mLastSelectionY(-1),
+	mParseHTML(FALSE),
+	mParseHighlights(FALSE),
 	mTabsToNextField(p.ignore_tab),
 	mGLFont(p.font)
 {
@@ -335,7 +337,6 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p)
 
 	setHideScrollbarForShortDocs(p.hide_scrollbar);
 
-	mParseHTML=FALSE;
 	mHTML.clear();
 }
 
@@ -398,6 +399,7 @@ void LLTextEditor::updateLineStartList(S32 startpos)
 	S32 seg_idx = 0;
 	S32 seg_offset = 0;
 
+
 	if (!mLineStartList.empty())
 	{
 		getSegmentAndOffset(startpos, &seg_idx, &seg_offset);
diff --git a/indra/llui/lltexteditor.h b/indra/llui/lltexteditor.h
index 4da91cc1d7..0babd7ba58 100644
--- a/indra/llui/lltexteditor.h
+++ b/indra/llui/lltexteditor.h
@@ -515,6 +515,7 @@ private:
 	S32				mDesiredXPixel;			// X pixel position where the user wants the cursor to be
 	LLRect			mTextRect;				// The rect in which text is drawn.  Excludes borders.
 	// List of offsets and segment index of the start of each line.  Always has at least one node (0).
+	struct pred;
 	struct line_info
 	{
 		line_info(S32 segment, S32 offset) : mSegment(segment), mOffset(offset) {}
diff --git a/indra/llui/llui.cpp b/indra/llui/llui.cpp
index 6906f0befb..fab8f61356 100644
--- a/indra/llui/llui.cpp
+++ b/indra/llui/llui.cpp
@@ -1860,10 +1860,11 @@ LLControlGroup& LLUI::getControlControlGroup (const std::string& controlname)
 	for (settings_map_t::iterator itor = sSettingGroups.begin();
 		 itor != sSettingGroups.end(); ++itor)
 	{
-		if(itor->second!= NULL)
+		LLControlGroup* control_group = itor->second;
+		if(control_group != NULL)
 		{
-			if (sSettingGroups[(itor->first)]->controlExists(controlname))
-				return *sSettingGroups[(itor->first)];
+			if (control_group->controlExists(controlname))
+				return *control_group;
 		}
 	}
 
diff --git a/indra/llui/llui.h b/indra/llui/llui.h
index 413733a50b..b1943a7b02 100644
--- a/indra/llui/llui.h
+++ b/indra/llui/llui.h
@@ -222,193 +222,6 @@ private:
 	static std::vector<std::string> sXUIPaths;
 };
 
-//	FactoryPolicy is a static class that controls the creation and lookup of UI elements, 
-//	such as floaters.
-//	The key parameter is used to provide a unique identifier and/or associated construction 
-//	parameters for a given UI instance
-//
-//	Specialize this traits for different types, or provide a class with an identical interface 
-//	in the place of the traits parameter
-//
-//	For example:
-//
-//	template <>
-//	class FactoryPolicy<MyClass> /* FactoryPolicy specialized for MyClass */
-//	{
-//	public:
-//		static MyClass* findInstance(const LLSD& key = LLSD())
-//		{
-//			/* return instance of MyClass associated with key */
-//		}
-//	
-//		static MyClass* createInstance(const LLSD& key = LLSD())
-//		{
-//			/* create new instance of MyClass using key for construction parameters */
-//		}
-//	}
-//	
-//	class MyClass : public LLUIFactory<MyClass>
-//	{
-//		/* uses FactoryPolicy<MyClass> by default */
-//	}
-
-template <class T>
-class FactoryPolicy
-{
-public:
-	// basic factory methods
-	static T* findInstance(const LLSD& key); // unimplemented, provide specialiation
-	static T* createInstance(const LLSD& key); // unimplemented, provide specialiation
-};
-
-//	VisibilityPolicy controls the visibility of UI elements, such as floaters.
-//	The key parameter is used to store the unique identifier of a given UI instance
-//
-//	Specialize this traits for different types, or duplicate this interface for specific instances
-//	(see above)
-
-template <class T>
-class VisibilityPolicy
-{
-public:
-	// visibility methods
-	static bool visible(T* instance, const LLSD& key); // unimplemented, provide specialiation
-	static void show(T* instance, const LLSD& key); // unimplemented, provide specialiation
-	static void hide(T* instance, const LLSD& key); // unimplemented, provide specialiation
-};
-
-//	Manages generation of UI elements by LLSD, such that (generally) there is
-//	a unique instance per distinct LLSD parameter
-//	Class T is the instance type being managed, and the FACTORY_POLICY and VISIBILITY_POLICY 
-//	classes provide static methods for creating, accessing, showing and hiding the associated 
-//	element T
-template <class T, class FACTORY_POLICY = FactoryPolicy<T>, class VISIBILITY_POLICY = VisibilityPolicy<T> >
-class LLUIFactory
-{
-public:
-	// give names to the template parameters so derived classes can refer to them
-	// except this doesn't work in gcc
-	typedef FACTORY_POLICY factory_policy_t;
-	typedef VISIBILITY_POLICY visibility_policy_t;
-
-	LLUIFactory()
-	{
-	}
-
- 	virtual ~LLUIFactory() 
-	{ 
-	}
-
-	// default show and hide methods
-	static T* showInstance(const LLSD& key = LLSD()) 
-	{ 
-		T* instance = getInstance(key); 
-		if (instance != NULL)
-		{
-			VISIBILITY_POLICY::show(instance, key);
-		}
-		return instance;
-	}
-
-	static void hideInstance(const LLSD& key = LLSD()) 
-	{ 
-		T* instance = getInstance(key); 
-		if (instance != NULL)
-		{
-			VISIBILITY_POLICY::hide(instance, key);
-		}
-	}
-
-	static void toggleInstance(const LLSD& key = LLSD())
-	{
-		if (instanceVisible(key))
-		{
-			hideInstance(key);
-		}
-		else
-		{
-			showInstance(key);
-		}
-	}
-
-	static bool instanceVisible(const LLSD& key = LLSD())
-	{
-		T* instance = FACTORY_POLICY::findInstance(key);
-		return instance != NULL && VISIBILITY_POLICY::visible(instance, key);
-	}
-
-	static T* getInstance(const LLSD& key = LLSD()) 
-	{
-		T* instance = FACTORY_POLICY::findInstance(key);
-		if (instance == NULL)
-		{
-			instance = FACTORY_POLICY::createInstance(key);
-		}
-		return instance;
-	}
-
-};
-
-
-//	Creates a UI singleton by ignoring the identifying parameter
-//	and always generating the same instance via the LLUIFactory interface.
-//	Note that since UI elements can be destroyed by their hierarchy, this singleton
-//	pattern uses a static pointer to an instance that will be re-created as needed.
-//	
-//	Usage Pattern:
-//	
-//	class LLFloaterFoo : public LLFloater, public LLUISingleton<LLFloaterFoo>
-//	{
-//		friend class LLUISingleton<LLFloaterFoo>;
-//		private:
-//			LLFloaterFoo(const LLSD& key);
-//	};
-//	
-//	Note that LLUISingleton takes an option VisibilityPolicy parameter that defines
-//	how showInstance(), hideInstance(), etc. work.
-// 
-//  https://wiki.lindenlab.com/mediawiki/index.php?title=LLUISingleton&oldid=79352
-
-template <class T, class VISIBILITY_POLICY = VisibilityPolicy<T> >
-class LLUISingleton: public LLUIFactory<T, LLUISingleton<T, VISIBILITY_POLICY>, VISIBILITY_POLICY>
-{
-protected:
-
-	// T must derive from LLUISingleton<T>
-	LLUISingleton() { sInstance = static_cast<T*>(this); }
-	~LLUISingleton() { sInstance = NULL; }
-
-public:
-	static T* findInstance(const LLSD& key = LLSD())
-	{
-		return sInstance;
-	}
-	
-	static T* createInstance(const LLSD& key = LLSD())
-	{
-		if (sInstance == NULL)
-		{
-			sInstance = new T(key);
-		}
-		return sInstance;
-	}
-
-	static void destroyInstance()
-	{
-		delete sInstance;
-		sInstance = NULL;
-	}
-
-	static bool instanceExists() { return NULL != sInstance; }
-	
-private:
-	LLUISingleton(const LLUISingleton&){}
-	LLUISingleton& operator=(const LLUISingleton&){}
-private:
-	static T*	sInstance;
-};
-
-template <class T, class U> T* LLUISingleton<T,U>::sInstance = NULL;
 
 class LLScreenClipRect
 {
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index aae4a86d87..19d1d4040c 100644
--- a/indra/llui/lluictrl.cpp
+++ b/indra/llui/lluictrl.cpp
@@ -125,7 +125,9 @@ LLUICtrl::LLUICtrl(const LLUICtrl::Params& p, const LLViewModelPtr& viewmodel)
     mViewModel(viewmodel),
 	mControlVariable(NULL),
 	mEnabledControlVariable(NULL),
-	mDisabledControlVariable(NULL)
+	mDisabledControlVariable(NULL),
+	mMakeVisibleControlVariable(NULL),
+	mMakeInvisibleControlVariable(NULL)
 {
 	mUICtrlHandle.bind(this);
 }
diff --git a/indra/llui/lluictrlfactory.cpp b/indra/llui/lluictrlfactory.cpp
index 3b2b56d48e..586b988c43 100644
--- a/indra/llui/lluictrlfactory.cpp
+++ b/indra/llui/lluictrlfactory.cpp
@@ -196,7 +196,7 @@ static LLFastTimer::DeclareTimer BUILD_FLOATERS("Build Floaters");
 //-----------------------------------------------------------------------------
 // buildFloater()
 //-----------------------------------------------------------------------------
-void LLUICtrlFactory::buildFloater(LLFloater* floaterp, const std::string& filename, BOOL open_floater, LLXMLNodePtr output_node)
+void LLUICtrlFactory::buildFloater(LLFloater* floaterp, const std::string& filename, LLXMLNodePtr output_node)
 {
 	LLFastTimer timer(BUILD_FLOATERS);
 	LLXMLNodePtr root;
@@ -236,7 +236,7 @@ void LLUICtrlFactory::buildFloater(LLFloater* floaterp, const std::string& filen
 		floaterp->getCommitCallbackRegistrar().pushScope();
 		floaterp->getEnableCallbackRegistrar().pushScope();
 		
-		floaterp->initFloaterXML(root, floaterp->getParent(), open_floater, output_node);
+		floaterp->initFloaterXML(root, floaterp->getParent(), output_node);
 
 		if (LLUI::sShowXUINames)
 		{
@@ -254,13 +254,6 @@ void LLUICtrlFactory::buildFloater(LLFloater* floaterp, const std::string& filen
 	mFileNames.pop_back();
 }
 
-LLFloater* LLUICtrlFactory::buildFloaterFromXML(const std::string& filename, BOOL open_floater)
-{
-	LLFloater* floater = new LLFloater();
-	buildFloater(floater, filename, open_floater);
-	return floater;
-}
-
 //-----------------------------------------------------------------------------
 // saveToXML()
 //-----------------------------------------------------------------------------
diff --git a/indra/llui/lluictrlfactory.h b/indra/llui/lluictrlfactory.h
index 6374018ca6..9dbe458bae 100644
--- a/indra/llui/lluictrlfactory.h
+++ b/indra/llui/lluictrlfactory.h
@@ -267,8 +267,7 @@ public:
 		return ParamDefaults<typename T::Params, 0>::instance().get();
 	}
 
-	void buildFloater(LLFloater* floaterp, const std::string &filename, BOOL open_floater = TRUE, LLXMLNodePtr output_node = NULL);
-	LLFloater* buildFloaterFromXML(const std::string& filename, BOOL open_floater = TRUE);
+	void buildFloater(LLFloater* floaterp, const std::string &filename, LLXMLNodePtr output_node);
 	BOOL buildPanel(LLPanel* panelp, const std::string &filename, LLXMLNodePtr output_node = NULL);
 
 	// Does what you want for LLFloaters and LLPanels
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index 2f9a6e7d46..d94472a8e5 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -603,14 +603,14 @@ void LLView::setVisible(BOOL visible)
 		if (!getParent() || getParent()->isInVisibleChain())
 		{
 			// tell all children of this view that the visibility may have changed
-			onVisibilityChange( visible );
+			handleVisibilityChange( visible );
 		}
 		updateBoundingRect();
 	}
 }
 
 // virtual
-void LLView::onVisibilityChange ( BOOL new_visibility )
+void LLView::handleVisibilityChange ( BOOL new_visibility )
 {
 	for ( child_list_iter_t child_it = mChildList.begin(); child_it != mChildList.end(); ++child_it)
 	{
@@ -618,7 +618,7 @@ void LLView::onVisibilityChange ( BOOL new_visibility )
 		// only views that are themselves visible will have their overall visibility affected by their ancestors
 		if (viewp->getVisible())
 		{
-			viewp->onVisibilityChange ( new_visibility );
+			viewp->handleVisibilityChange ( new_visibility );
 		}
 	}
 }
diff --git a/indra/llui/llview.h b/indra/llui/llview.h
index 9138b04258..ee49276139 100644
--- a/indra/llui/llview.h
+++ b/indra/llui/llview.h
@@ -93,7 +93,7 @@ virtual void	setEnabled(BOOL enabled)	{ mEnabled = enabled; }
 		LLCheckBoxCtrl, LLComboBox, LLLineEditor, LLMenuGL, LLRadioGroup, etc
 virtual BOOL	setLabelArg( const std::string& key, const LLStringExplicit& text ) { return FALSE; }
 		LLUICtrl, LLButton, LLCheckBoxCtrl, LLLineEditor, LLMenuGL, LLSliderCtrl
-virtual void	onVisibilityChange ( BOOL curVisibilityIn );
+virtual void	handleVisibilityChange ( BOOL curVisibilityIn );
 		LLMenuGL
 virtual LLRect getSnapRect() const	{ return mRect; } *TODO: Make non virtual
 		LLFloater
@@ -349,7 +349,7 @@ public:
 
 	virtual BOOL	setLabelArg( const std::string& key, const LLStringExplicit& text );
 
-	virtual void	onVisibilityChange ( BOOL curVisibilityIn );
+	virtual void	handleVisibilityChange ( BOOL new_visibility );
 
 	void			pushVisible(BOOL visible)	{ mLastVisible = mVisible; setVisible(visible); }
 	void			popVisible()				{ setVisible(mLastVisible); }