24 files changed, 756 insertions, 122 deletions

diff --git a/indra/llui/CMakeLists.txt b/indra/llui/CMakeLists.txt
index 864f3f699e..33ab2e93b5 100644
--- a/indra/llui/CMakeLists.txt
+++ b/indra/llui/CMakeLists.txt
@@ -111,6 +111,7 @@ set(llui_SOURCE_FILES
     llviewmodel.cpp
     llview.cpp
     llviewquery.cpp
+    llwindowshade.cpp
     )
     
 set(llui_HEADER_FILES
@@ -210,6 +211,7 @@ set(llui_HEADER_FILES
     llviewmodel.h
     llview.h
     llviewquery.h
+    llwindowshade.h
     )
 
 set_source_files_properties(${llui_HEADER_FILES}
diff --git a/indra/llui/llcombobox.cpp b/indra/llui/llcombobox.cpp
index 6b06040b8a..6f9893b07a 100644
--- a/indra/llui/llcombobox.cpp
+++ b/indra/llui/llcombobox.cpp
@@ -94,6 +94,7 @@ LLComboBox::LLComboBox(const LLComboBox::Params& p)
 	mMaxChars(p.max_chars),
 	mPrearrangeCallback(p.prearrange_callback()),
 	mTextEntryCallback(p.text_entry_callback()),
+	mTextChangedCallback(p.text_changed_callback()),
 	mListPosition(p.list_position),
 	mLastSelectedIndex(-1),
 	mLabel(p.label)
@@ -315,7 +316,7 @@ void LLComboBox::setValue(const LLSD& value)
 		LLScrollListItem* item = mList->getFirstSelected();
 		if (item)
 		{
-			setLabel(getSelectedItemLabel());
+			updateLabel();
 		}
 		mLastSelectedIndex = mList->getFirstSelectedIndex();
 	}
@@ -383,6 +384,23 @@ void LLComboBox::setLabel(const LLStringExplicit& name)
 	}
 }
 
+void LLComboBox::updateLabel()
+{
+	// Update the combo editor with the selected
+	// item label.
+	if (mTextEntry)
+	{
+		mTextEntry->setText(getSelectedItemLabel());
+		mTextEntry->setTentative(FALSE);
+	}
+
+	// If combo box doesn't allow text entry update
+	// the combo button label.
+	if (!mAllowTextEntry)
+	{
+		mButton->setLabel(getSelectedItemLabel());
+	}
+}
 
 BOOL LLComboBox::remove(const std::string& name)
 {
@@ -700,13 +718,13 @@ void LLComboBox::onItemSelected(const LLSD& data)
 	mLastSelectedIndex = getCurrentIndex();
 	if (mLastSelectedIndex != -1)
 	{
-		setLabel(getSelectedItemLabel());
+		updateLabel();
 
 		if (mAllowTextEntry)
-	{
-		gFocusMgr.setKeyboardFocus(mTextEntry);
-		mTextEntry->selectAll();
-	}
+		{
+			gFocusMgr.setKeyboardFocus(mTextEntry);
+			mTextEntry->selectAll();
+		}
 	}
 	// hiding the list reasserts the old value stored in the text editor/dropdown button
 	hideList();
@@ -834,6 +852,10 @@ void LLComboBox::onTextEntry(LLLineEditor* line_editor)
 			mList->deselectAllItems();
 			mLastSelectedIndex = -1;
 		}
+		if (mTextChangedCallback != NULL)
+		{
+			(mTextChangedCallback)(line_editor, LLSD());
+		}
 		return;
 	}
 
@@ -878,6 +900,10 @@ void LLComboBox::onTextEntry(LLLineEditor* line_editor)
 		// RN: presumably text entry
 		updateSelection();
 	}
+	if (mTextChangedCallback != NULL)
+	{
+		(mTextChangedCallback)(line_editor, LLSD());
+	}
 }
 
 void LLComboBox::updateSelection()
diff --git a/indra/llui/llcombobox.h b/indra/llui/llcombobox.h
index 5f0e4a6843..e9ef9d07e4 100644
--- a/indra/llui/llcombobox.h
+++ b/indra/llui/llcombobox.h
@@ -73,7 +73,8 @@ public:
 											allow_new_values;
 		Optional<S32>						max_chars;
 		Optional<commit_callback_t> 		prearrange_callback,
-											text_entry_callback;
+											text_entry_callback,
+											text_changed_callback;
 
 		Optional<EPreferredPosition, PreferredPositionValues>	list_position;
 		
@@ -147,6 +148,9 @@ public:
 	// This is probably a UI abuse.
 	void			setLabel(const LLStringExplicit& name);
 
+	// Updates the combobox label to match the selected list item.
+	void			updateLabel();
+
 	BOOL			remove(const std::string& name);	// remove item "name", return TRUE if found and removed
 	
 	BOOL			setCurrentByIndex( S32 index );
@@ -190,6 +194,7 @@ public:
 
 	void			setPrearrangeCallback( commit_callback_t cb ) { mPrearrangeCallback = cb; }
 	void			setTextEntryCallback( commit_callback_t cb ) { mTextEntryCallback = cb; }
+	void			setTextChangedCallback( commit_callback_t cb ) { mTextChangedCallback = cb; }
 
 	void			setButtonVisible(BOOL visible);
 
@@ -220,6 +225,7 @@ private:
 	BOOL				mTextEntryTentative;
 	commit_callback_t	mPrearrangeCallback;
 	commit_callback_t	mTextEntryCallback;
+	commit_callback_t	mTextChangedCallback;
 	commit_callback_t	mSelectionCallback;
 	boost::signals2::connection mTopLostSignalConnection;
 	S32                 mLastSelectedIndex;
diff --git a/indra/llui/lldockcontrol.cpp b/indra/llui/lldockcontrol.cpp
index f6f5a0beb3..b1c27126d9 100644
--- a/indra/llui/lldockcontrol.cpp
+++ b/indra/llui/lldockcontrol.cpp
@@ -160,8 +160,10 @@ bool LLDockControl::isDockVisible()
 			case TOP:
 			{
 				// check is dock inside parent rect
+				// assume that parent for all dockable flaoters
+				// is the root view
 				LLRect dockParentRect =
-						mDockWidget->getParent()->calcScreenRect();
+						mDockWidget->getRootView()->calcScreenRect();
 				if (dockRect.mRight <= dockParentRect.mLeft
 						|| dockRect.mLeft >= dockParentRect.mRight)
 				{
@@ -297,7 +299,7 @@ void LLDockControl::moveDockable()
 		break;
 	}
 
-	S32 max_available_height = rootRect.getHeight() - mDockTongueY - mDockTongue->getHeight();
+	S32 max_available_height = rootRect.getHeight() - (rootRect.mBottom -  mDockTongueY) - mDockTongue->getHeight();
 
 	// A floater should be shrunk so it doesn't cover a part of its docking tongue and
 	// there is a space between a dockable floater and a control to which it is docked.
diff --git a/indra/llui/llfloater.cpp b/indra/llui/llfloater.cpp
index 1265733bf5..d19e33ea55 100644
--- a/indra/llui/llfloater.cpp
+++ b/indra/llui/llfloater.cpp
@@ -272,9 +272,6 @@ LLFloater::LLFloater(const LLSD& key, const LLFloater::Params& p)
 	
 	initFromParams(p);
 	
-	// chrome floaters don't take focus at all
-	setFocusRoot(!getIsChrome());
-
 	initFloater(p);
 }
 
@@ -2593,9 +2590,13 @@ void LLFloaterView::draw()
 
 LLRect LLFloaterView::getSnapRect() const
 {
-	LLRect snap_rect = getRect();
-	snap_rect.mBottom += mSnapOffsetBottom;
-	snap_rect.mRight  -= mSnapOffsetRight;
+	LLRect snap_rect = getLocalRect();
+
+	LLView* snap_view = mSnapView.get();
+	if (snap_view)
+	{
+		snap_view->localRectToOtherView(snap_view->getLocalRect(), &snap_rect, this);
+	}
 
 	return snap_rect;
 }
@@ -2868,7 +2869,7 @@ void LLFloater::initFromParams(const LLFloater::Params& p)
 	// close callback 
 	if (p.close_callback.isProvided())
 	{
-		mCloseSignal.connect(initCommitCallback(p.close_callback));
+		setCloseCallback(initCommitCallback(p.close_callback));
 	}
 }
 
@@ -2878,6 +2879,11 @@ boost::signals2::connection LLFloater::setMinimizeCallback( const commit_signal_
 	return mMinimizeSignal->connect(cb); 
 }
 
+boost::signals2::connection LLFloater::setCloseCallback( const commit_signal_t::slot_type& cb )
+{
+	return mCloseSignal.connect(cb);
+}
+
 LLFastTimer::DeclareTimer POST_BUILD("Floater Post Build");
 
 bool LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::string& filename, LLXMLNodePtr output_node)
@@ -2910,7 +2916,7 @@ bool LLFloater::initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::str
 	params.from_xui = true;
 	applyXUILayout(params, parent);
  	initFromParams(params);
-	
+
 	initFloater(params);
 	
 	LLMultiFloater* last_host = LLFloater::getFloaterHost();
diff --git a/indra/llui/llfloater.h b/indra/llui/llfloater.h
index bb96272d02..5b7b020881 100644
--- a/indra/llui/llfloater.h
+++ b/indra/llui/llfloater.h
@@ -144,6 +144,7 @@ public:
 	bool buildFromFile(const std::string &filename, LLXMLNodePtr output_node = NULL);
 
 	boost::signals2::connection setMinimizeCallback( const commit_signal_t::slot_type& cb );
+	boost::signals2::connection setCloseCallback( const commit_signal_t::slot_type& cb );
 
 	void initFromParams(const LLFloater::Params& p);
 	bool initFloaterXML(LLXMLNodePtr node, LLView *parent, const std::string& filename, LLXMLNodePtr output_node = NULL);
@@ -495,10 +496,10 @@ public:
 	// value is not defined.
 	S32 getZOrder(LLFloater* child);
 
-	void setSnapOffsetBottom(S32 offset) { mSnapOffsetBottom = offset; }
-	void setSnapOffsetRight(S32 offset) { mSnapOffsetRight = offset; }
+	void setFloaterSnapView(LLHandle<LLView> snap_view) {mSnapView = snap_view; }
 
 private:
+	LLHandle<LLView>	mSnapView;
 	BOOL			mFocusCycleMode;
 	S32				mSnapOffsetBottom;
 	S32				mSnapOffsetRight;
diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp
index ac30fce392..9b6830a816 100644
--- a/indra/llui/lllayoutstack.cpp
+++ b/indra/llui/lllayoutstack.cpp
@@ -38,6 +38,12 @@
 static LLDefaultChildRegistry::Register<LLLayoutStack> register_layout_stack("layout_stack");
 static LLLayoutStack::LayoutStackRegistry::Register<LLLayoutPanel> register_layout_panel("layout_panel");
 
+void LLLayoutStack::OrientationNames::declareValues()
+{
+	declare("horizontal", HORIZONTAL);
+	declare("vertical", VERTICAL);
+}
+
 //
 // LLLayoutPanel
 //
@@ -47,47 +53,47 @@ LLLayoutPanel::LLLayoutPanel(const Params& p)
  	mMaxDim(p.max_dim), 
  	mAutoResize(p.auto_resize),
  	mUserResize(p.user_resize),
-		mCollapsed(FALSE),
-		mCollapseAmt(0.f),
-		mVisibleAmt(1.f), // default to fully visible
-		mResizeBar(NULL) 
-	{
+	mCollapsed(FALSE),
+	mCollapseAmt(0.f),
+	mVisibleAmt(1.f), // default to fully visible
+	mResizeBar(NULL) 
+{
 	// panels initialized as hidden should not start out partially visible
 	if (!getVisible())
-		{
+	{
 		mVisibleAmt = 0.f;
-		}
-		}
+	}
+}
 
 void LLLayoutPanel::initFromParams(const Params& p)
-		{
+{
 	LLPanel::initFromParams(p);
 	setFollowsNone();
-	}
+}
 
 
 LLLayoutPanel::~LLLayoutPanel()
-	{
-		// probably not necessary, but...
-		delete mResizeBar;
-		mResizeBar = NULL;
-	}
+{
+	// probably not necessary, but...
+	delete mResizeBar;
+	mResizeBar = NULL;
+}
 	
 F32 LLLayoutPanel::getCollapseFactor(LLLayoutStack::ELayoutOrientation orientation)
-	{
+{
 	if (orientation == LLLayoutStack::HORIZONTAL)
-		{
-			F32 collapse_amt = 
-			clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, (F32)mMinDim / (F32)llmax(1, getRect().getWidth()));
-			return mVisibleAmt * collapse_amt;
-		}
-		else
+	{
+		F32 collapse_amt = 
+		clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, (F32)mMinDim / (F32)llmax(1, getRect().getWidth()));
+		return mVisibleAmt * collapse_amt;
+	}
+	else
 	{
 			F32 collapse_amt = 
 			clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, llmin(1.f, (F32)mMinDim / (F32)llmax(1, getRect().getHeight())));
 			return mVisibleAmt * collapse_amt;
-		}
 	}
+}
 
 //
 // LLLayoutStack
@@ -109,7 +115,7 @@ LLLayoutStack::LLLayoutStack(const LLLayoutStack::Params& p)
 	mMinWidth(0),
 	mMinHeight(0),
 	mPanelSpacing(p.border_size),
-	mOrientation((p.orientation() == "vertical") ? VERTICAL : HORIZONTAL),
+	mOrientation(p.orientation),
 	mAnimate(p.animate),
 	mAnimatedThisFrame(false),
 	mClip(p.clip),
@@ -557,7 +563,7 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 	}
 
 	// update resize bars with new limits
-	LLResizeBar* last_resize_bar = NULL;
+	LLLayoutPanel* last_resizeable_panel = NULL;
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
 		LLPanel* panelp = (*panel_it);
@@ -579,17 +585,17 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 		BOOL resize_bar_enabled = panelp->getVisible() && (*panel_it)->mUserResize;
 		(*panel_it)->mResizeBar->setVisible(resize_bar_enabled);
 
-		if (resize_bar_enabled)
+		if ((*panel_it)->mUserResize || (*panel_it)->mAutoResize)
 		{
-			last_resize_bar = (*panel_it)->mResizeBar;
+			last_resizeable_panel = (*panel_it);
 		}
 	}
 
 	// hide last resize bar as there is nothing past it
 	// resize bars need to be in between two resizable panels
-	if (last_resize_bar)
+	if (last_resizeable_panel)
 	{
-		last_resize_bar->setVisible(FALSE);
+		last_resizeable_panel->mResizeBar->setVisible(FALSE);
 	}
 
 	// not enough room to fit existing contents
diff --git a/indra/llui/lllayoutstack.h b/indra/llui/lllayoutstack.h
index 2fc6164d7a..4ac8ef0ee9 100644
--- a/indra/llui/lllayoutstack.h
+++ b/indra/llui/lllayoutstack.h
@@ -37,12 +37,24 @@ class LLLayoutPanel;
 class LLLayoutStack : public LLView, public LLInstanceTracker<LLLayoutStack>
 {
 public:
+	typedef enum e_layout_orientation
+	{
+		HORIZONTAL,
+		VERTICAL
+	} ELayoutOrientation;
+
+	struct OrientationNames
+	:	public LLInitParam::TypeValuesHelper<ELayoutOrientation, OrientationNames>
+	{
+		static void declareValues();
+	};
+
 	struct LayoutStackRegistry : public LLChildRegistry<LayoutStackRegistry>
 	{};
 
 	struct Params : public LLInitParam::Block<Params, LLView::Params>
 	{
-		Mandatory<std::string>	orientation;
+		Mandatory<ELayoutOrientation, OrientationNames>	orientation;
 		Optional<S32>			border_size;
 		Optional<bool>			animate,
 								clip;
@@ -54,12 +66,6 @@ public:
 
 	typedef LayoutStackRegistry child_registry_t;
 
-	typedef enum e_layout_orientation
-	{
-		HORIZONTAL,
-		VERTICAL
-	} ELayoutOrientation;
-
 	virtual ~LLLayoutStack();
 
 	/*virtual*/ void draw();
@@ -171,6 +177,9 @@ public:
 	~LLLayoutPanel();
 
 	void initFromParams(const Params& p);
+	void setMinDim(S32 value) { mMinDim = value; }
+	void setMaxDim(S32 value) { mMaxDim = value; }
+
 protected:
 	LLLayoutPanel(const Params& p)	;
 
diff --git a/indra/llui/lllineeditor.cpp b/indra/llui/lllineeditor.cpp
index aed391c780..7e348656a9 100644
--- a/indra/llui/lllineeditor.cpp
+++ b/indra/llui/lllineeditor.cpp
@@ -88,6 +88,7 @@ LLLineEditor::Params::Params()
 	revert_on_esc("revert_on_esc", true),
 	commit_on_focus_lost("commit_on_focus_lost", true),
 	ignore_tab("ignore_tab", true),
+	is_password("is_password", false),
 	cursor_color("cursor_color"),
 	text_color("text_color"),
 	text_readonly_color("text_readonly_color"),
@@ -129,7 +130,7 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p)
 	mBorderThickness( 0 ),
 	mIgnoreArrowKeys( FALSE ),
 	mIgnoreTab( p.ignore_tab ),
-	mDrawAsterixes( FALSE ),
+	mDrawAsterixes( p.is_password ),
 	mSelectAllonFocusReceived( p.select_on_focus ),
 	mPassDelete(FALSE),
 	mReadOnly(FALSE),
diff --git a/indra/llui/lllineeditor.h b/indra/llui/lllineeditor.h
index ce2dfdeeb8..723423a5b9 100644
--- a/indra/llui/lllineeditor.h
+++ b/indra/llui/lllineeditor.h
@@ -85,7 +85,8 @@ public:
 		Optional<bool>					select_on_focus,
 										revert_on_esc,
 										commit_on_focus_lost,
-										ignore_tab;
+										ignore_tab,
+										is_password;
 
 		// colors
 		Optional<LLUIColor>				cursor_color,
diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp
index 6c0d47ef63..32d7be377a 100644
--- a/indra/llui/llmenugl.cpp
+++ b/indra/llui/llmenugl.cpp
@@ -1637,6 +1637,10 @@ LLMenuScrollItem::LLMenuScrollItem(const Params& p)
 	}
 
 	LLButton::Params bparams;
+
+	// Disabled the Return key handling by LLMenuScrollItem instead of
+	// passing the key press to the currently selected menu item. See STORM-385.
+	bparams.commit_on_return(false);
 	bparams.mouse_opaque(true);
 	bparams.scale_image(false);
 	bparams.click_callback(p.scroll_callback);
diff --git a/indra/llui/llnotifications.cpp b/indra/llui/llnotifications.cpp
index c347e15792..bdac125eb0 100644
--- a/indra/llui/llnotifications.cpp
+++ b/indra/llui/llnotifications.cpp
@@ -82,6 +82,7 @@ LLNotificationForm::FormButton::FormButton()
 
 LLNotificationForm::FormInput::FormInput()
 :	type("type"),
+	text("text"),
 	max_length_chars("max_length_chars"),
 	width("width", 0),
 	value("value")
@@ -421,7 +422,7 @@ LLNotificationTemplate::LLNotificationTemplate(const LLNotificationTemplate::Par
 		it != end_it;
 		++it)
 	{
-		mUniqueContext.push_back(it->key);
+		mUniqueContext.push_back(it->value);
 	}
 	
 	lldebugs << "notification \"" << mName << "\": tag count is " << p.tags.size() << llendl;
@@ -792,13 +793,19 @@ bool LLNotification::isEquivalentTo(LLNotificationPtr that) const
 	{
 		const LLSD& these_substitutions = this->getSubstitutions();
 		const LLSD& those_substitutions = that->getSubstitutions();
+		const LLSD& this_payload = this->getPayload();
+		const LLSD& that_payload = that->getPayload();
 
 		// highlander bit sez there can only be one of these
 		for (std::vector<std::string>::const_iterator it = mTemplatep->mUniqueContext.begin(), end_it = mTemplatep->mUniqueContext.end();
 			it != end_it;
 			++it)
 		{
-			if (these_substitutions.get(*it).asString() != those_substitutions.get(*it).asString())
+			// if templates differ in either substitution strings or payload with the given field name
+			// then they are considered inequivalent
+			// use of get() avoids converting the LLSD value to a map as the [] operator would
+			if (these_substitutions.get(*it).asString() != those_substitutions.get(*it).asString()
+				|| this_payload.get(*it).asString() != that_payload.get(*it).asString())
 			{
 				return false;
 			}
@@ -1188,16 +1195,18 @@ bool LLNotifications::uniqueFilter(LLNotificationPtr pNotif)
 
 bool LLNotifications::uniqueHandler(const LLSD& payload)
 {
+	std::string cmd = payload["sigtype"];
+
 	LLNotificationPtr pNotif = LLNotifications::instance().find(payload["id"].asUUID());
 	if (pNotif && pNotif->hasUniquenessConstraints()) 
 	{
-		if (payload["sigtype"].asString() == "add")
+		if (cmd == "add")
 		{
 			// not a duplicate according to uniqueness criteria, so we keep it
 			// and store it for future uniqueness checks
 			mUniqueNotifications.insert(std::make_pair(pNotif->getName(), pNotif));
 		}
-		else if (payload["sigtype"].asString() == "delete")
+		else if (cmd == "delete")
 		{
 			mUniqueNotifications.erase(pNotif->getName());
 		}
@@ -1210,12 +1219,16 @@ bool LLNotifications::failedUniquenessTest(const LLSD& payload)
 {
 	LLNotificationPtr pNotif = LLNotifications::instance().find(payload["id"].asUUID());
 	
-	if (!pNotif || !pNotif->hasUniquenessConstraints())
+	std::string cmd = payload["sigtype"];
+
+	if (!pNotif || cmd != "add")
 	{
 		return false;
 	}
 
-	// checks against existing unique notifications
+	// Update the existing unique notification with the data from this particular instance...
+	// This guarantees that duplicate notifications will be collapsed to the one
+	// most recently triggered
 	for (LLNotificationMap::iterator existing_it = mUniqueNotifications.find(pNotif->getName());
 		existing_it != mUniqueNotifications.end();
 		++existing_it)
@@ -1228,7 +1241,7 @@ bool LLNotifications::failedUniquenessTest(const LLSD& payload)
 			// of this unique notification and update it
 			existing_notification->updateFrom(pNotif);
 			// then delete the new one
-			pNotif->cancel();
+			cancel(pNotif);
 		}
 	}
 
@@ -1293,26 +1306,14 @@ void LLNotifications::createDefaultChannels()
 	// usage LLStopWhenHandled combiner in LLStandardSignal
 	LLNotifications::instance().getChannel("Unique")->
         connectAtFrontChanged(boost::bind(&LLNotifications::uniqueHandler, this, _1));
-// failedUniquenessTest slot isn't necessary
-//	LLNotifications::instance().getChannel("Unique")->
-//        connectFailedFilter(boost::bind(&LLNotifications::failedUniquenessTest, this, _1));
+	LLNotifications::instance().getChannel("Unique")->
+        connectFailedFilter(boost::bind(&LLNotifications::failedUniquenessTest, this, _1));
 	LLNotifications::instance().getChannel("Ignore")->
 		connectFailedFilter(&handleIgnoredNotification);
 	LLNotifications::instance().getChannel("VisibilityRules")->
 		connectFailedFilter(&visibilityRuleMached);
 }
 
-bool LLNotifications::addTemplate(const std::string &name, 
-								  LLNotificationTemplatePtr theTemplate)
-{
-	if (mTemplates.count(name))
-	{
-		llwarns << "LLNotifications -- attempted to add template '" << name << "' twice." << llendl;
-		return false;
-	}
-	mTemplates[name] = theTemplate;
-	return true;
-}
 
 LLNotificationTemplatePtr LLNotifications::getTemplate(const std::string& name)
 {
@@ -1360,7 +1361,6 @@ LLNotifications::TemplateNames LLNotifications::getTemplateNames() const
 typedef std::map<std::string, std::string> StringMap;
 void replaceSubstitutionStrings(LLXMLNodePtr node, StringMap& replacements)
 {
-	//llwarns << "replaceSubstitutionStrings" << llendl;
 	// walk the list of attributes looking for replacements
 	for (LLXMLAttribList::iterator it=node->mAttributes.begin();
 		 it != node->mAttributes.end(); ++it)
@@ -1374,13 +1374,12 @@ void replaceSubstitutionStrings(LLXMLNodePtr node, StringMap& replacements)
 			if (found != replacements.end())
 			{
 				replacement = found->second;
-				//llwarns << "replaceSubstituionStrings: value: " << value << " repl: " << replacement << llendl;
-
+				lldebugs << "replaceSubstitutionStrings: value: \"" << value << "\" repl: \"" << replacement << "\"." << llendl;
 				it->second->setValue(replacement);
 			}
 			else
 			{
-				llwarns << "replaceSubstituionStrings FAILURE: value: " << value << " repl: " << replacement << llendl;
+				llwarns << "replaceSubstitutionStrings FAILURE: could not find replacement \"" << value << "\"." << llendl;
 			}
 		}
 	}
@@ -1411,27 +1410,45 @@ void replaceFormText(LLNotificationForm::Params& form, const std::string& patter
 	}
 }
 
+void addPathIfExists(const std::string& new_path, std::vector<std::string>& paths)
+{
+	if (gDirUtilp->fileExists(new_path))
+	{
+		paths.push_back(new_path);
+	}
+}
+
 bool LLNotifications::loadTemplates()
 {
-	const std::string xml_filename = "notifications.xml";
-	std::string full_filename = gDirUtilp->findSkinnedFilename(LLUI::getXUIPaths().front(), xml_filename);
+	std::vector<std::string> search_paths;
+	
+	std::string skin_relative_path = gDirUtilp->getDirDelimiter() + LLUI::getSkinPath() + gDirUtilp->getDirDelimiter() + "notifications.xml";
+	std::string localized_skin_relative_path = gDirUtilp->getDirDelimiter() + LLUI::getLocalizedSkinPath() + gDirUtilp->getDirDelimiter() + "notifications.xml";
 
+	addPathIfExists(gDirUtilp->getDefaultSkinDir() + skin_relative_path, search_paths);
+	addPathIfExists(gDirUtilp->getDefaultSkinDir() + localized_skin_relative_path, search_paths);
+	addPathIfExists(gDirUtilp->getSkinDir() + skin_relative_path, search_paths);
+	addPathIfExists(gDirUtilp->getSkinDir() + localized_skin_relative_path, search_paths);
+	addPathIfExists(gDirUtilp->getUserSkinDir() + skin_relative_path, search_paths);
+	addPathIfExists(gDirUtilp->getUserSkinDir() + localized_skin_relative_path, search_paths);
+
+	std::string base_filename = search_paths.front();
 	LLXMLNodePtr root;
-	BOOL success  = LLUICtrlFactory::getLayeredXMLNode(xml_filename, root);
+	BOOL success  = LLXMLNode::getLayeredXMLNode(root, search_paths);
 	
 	if (!success || root.isNull() || !root->hasName( "notifications" ))
 	{
-		llerrs << "Problem reading UI Notifications file: " << full_filename << llendl;
+		llerrs << "Problem reading UI Notifications file: " << base_filename << llendl;
 		return false;
 	}
 
 	LLNotificationTemplate::Notifications params;
 	LLXUIParser parser;
-	parser.readXUI(root, params, full_filename);
+	parser.readXUI(root, params, base_filename);
 
 	if(!params.validateBlock())
 	{
-		llerrs << "Problem reading UI Notifications file: " << full_filename << llendl;
+		llerrs << "Problem reading UI Notifications file: " << base_filename << llendl;
 		return false;
 	}
 
@@ -1478,7 +1495,7 @@ bool LLNotifications::loadTemplates()
 				replaceFormText(it->form_ref.form, "$ignoretext", it->form_ref.form_template.ignore_text);
 			}
 		}
-		addTemplate(it->name, LLNotificationTemplatePtr(new LLNotificationTemplate(*it)));
+		mTemplates[it->name] = LLNotificationTemplatePtr(new LLNotificationTemplate(*it));
 	}
 
 	return true;
@@ -1573,7 +1590,7 @@ void LLNotifications::add(const LLNotificationPtr pNotif)
 
 void LLNotifications::cancel(LLNotificationPtr pNotif)
 {
-	if (pNotif == NULL) return;
+	if (pNotif == NULL || pNotif->isCancelled()) return;
 
 	LLNotificationSet::iterator it=mItems.find(pNotif);
 	if (it == mItems.end())
@@ -1675,7 +1692,6 @@ bool LLNotifications::isVisibleByRules(LLNotificationPtr n)
 	for(it = mVisibilityRules.begin(); it != mVisibilityRules.end(); it++)
 	{
 		// An empty type/tag/name string will match any notification, so only do the comparison when the string is non-empty in the rule.
-
 		lldebugs 
 			<< "notification \"" << n->getName() << "\" " 
 			<< "testing against " << ((*it)->mVisible?"show":"hide") << " rule, "
@@ -1723,7 +1739,7 @@ bool LLNotifications::isVisibleByRules(LLNotificationPtr n)
 				// Response property is empty.  Cancel this notification.
 				lldebugs << "cancelling notification " << n->getName() << llendl;
 
-				n->cancel();
+				cancel(n);
 			}
 			else
 			{
diff --git a/indra/llui/llnotifications.h b/indra/llui/llnotifications.h
index f8f4469958..0c4d4fc897 100644
--- a/indra/llui/llnotifications.h
+++ b/indra/llui/llnotifications.h
@@ -195,6 +195,7 @@ public:
 		Mandatory<std::string>	type;
 		Optional<S32>			width;
 		Optional<S32>			max_length_chars;
+		Optional<std::string>	text;
 
 		Optional<std::string>	value;
 		FormInput();
@@ -862,10 +863,11 @@ class LLNotifications :
 
 	friend class LLSingleton<LLNotifications>;
 public:
-	// load notification descriptions from file; 
-	// OK to call more than once because it will reload
-	bool loadTemplates();  
-	
+	// load all notification descriptions from file
+	// calling more than once will overwrite existing templates
+	// but never delete a template
+	bool loadTemplates();
+
 	// load visibility rules from file; 
 	// OK to call more than once because it will reload
 	bool loadVisibilityRules();  
@@ -949,8 +951,6 @@ private:
 	LLNotificationChannelPtr pHistoryChannel;
 	LLNotificationChannelPtr pExpirationChannel;
 	
-	// put your template in
-	bool addTemplate(const std::string& name, LLNotificationTemplatePtr theTemplate);
 	TemplateMap mTemplates;
 
 	VisibilityRuleList mVisibilityRules;
diff --git a/indra/llui/llnotificationtemplate.h b/indra/llui/llnotificationtemplate.h
index 5a6ab40a2e..eff572b553 100644
--- a/indra/llui/llnotificationtemplate.h
+++ b/indra/llui/llnotificationtemplate.h
@@ -74,11 +74,13 @@ struct LLNotificationTemplate
 
 	struct UniquenessContext : public LLInitParam::Block<UniquenessContext>
 	{
-		Mandatory<std::string>	key;
+		Mandatory<std::string>	value;
 
 		UniquenessContext()
-		:	key("key")
-		{}
+		:	value("value")
+		{
+			addSynonym(value, "key");
+		}
 		
 	};
 
@@ -88,7 +90,7 @@ struct LLNotificationTemplate
 		// this idiom allows 
 		// <notification unique="true">
 		// as well as
-		// <notification> <unique> <context key=""/> </unique>...
+		// <notification> <unique> <context></context> </unique>...
 		Optional<bool>			dummy_val;
 	public:
 		Multiple<UniquenessContext>	contexts;
@@ -243,8 +245,8 @@ struct LLNotificationTemplate
     // (used for things like progress indications, or repeating warnings
     // like "the grid is going down in N minutes")
     bool mUnique;
-    // if we want to be unique only if a certain part of the payload is constant
-    // specify the field names for the payload. The notification will only be
+    // if we want to be unique only if a certain part of the payload or substitutions args
+	// are constant specify the field names for the payload. The notification will only be
     // combined if all of the fields named in the context are identical in the
     // new and the old notification; otherwise, the notification will be
     // duplicated. This is to support suppressing duplicate offers from the same
diff --git a/indra/llui/llradiogroup.cpp b/indra/llui/llradiogroup.cpp
index 6e9586369f..3a12debf7e 100644
--- a/indra/llui/llradiogroup.cpp
+++ b/indra/llui/llradiogroup.cpp
@@ -346,7 +346,7 @@ void LLRadioGroup::setValue( const LLSD& value )
 		}
 		else
 		{
-			llwarns << "LLRadioGroup::setValue: value not found: " << value.asString() << llendl;
+			setSelectedIndex(-1, TRUE);
 		}
 	}
 }
diff --git a/indra/llui/lluictrl.cpp b/indra/llui/lluictrl.cpp
index afd60cbb3e..0a06b5e74f 100644
--- a/indra/llui/lluictrl.cpp
+++ b/indra/llui/lluictrl.cpp
@@ -827,7 +827,7 @@ LLUICtrl* LLUICtrl::findRootMostFocusRoot()
 {
 	LLUICtrl* focus_root = NULL;
 	LLUICtrl* next_view = this;
-	while(next_view)
+	while(next_view && next_view->hasTabStop())
 	{
 		if (next_view->isFocusRoot())
 		{
diff --git a/indra/llui/lluictrlfactory.cpp b/indra/llui/lluictrlfactory.cpp
index 5de96f9d48..25e7a31e90 100644
--- a/indra/llui/lluictrlfactory.cpp
+++ b/indra/llui/lluictrlfactory.cpp
@@ -152,7 +152,27 @@ static LLFastTimer::DeclareTimer FTM_XML_PARSE("XML Reading/Parsing");
 bool LLUICtrlFactory::getLayeredXMLNode(const std::string &xui_filename, LLXMLNodePtr& root)
 {
 	LLFastTimer timer(FTM_XML_PARSE);
-	return LLXMLNode::getLayeredXMLNode(xui_filename, root, LLUI::getXUIPaths());
+	
+	std::vector<std::string> paths;
+	std::string path = gDirUtilp->findSkinnedFilename(LLUI::getSkinPath(), xui_filename);
+	if (!path.empty())
+	{
+		paths.push_back(path);
+	}
+
+	std::string localize_path = gDirUtilp->findSkinnedFilename(LLUI::getLocalizedSkinPath(), xui_filename);
+	if (!localize_path.empty() && localize_path != path)
+	{
+		paths.push_back(localize_path);
+	}
+
+	if (paths.empty())
+	{
+		// sometimes whole path is passed in as filename
+		paths.push_back(xui_filename);
+	}
+
+	return LLXMLNode::getLayeredXMLNode(root, paths);
 }
 
 
@@ -214,7 +234,7 @@ LLView *LLUICtrlFactory::createFromXML(LLXMLNodePtr node, LLView* parent, const
 
 std::string LLUICtrlFactory::getCurFileName() 
 { 
-	return mFileNames.empty() ? "" : gDirUtilp->getWorkingDir() + gDirUtilp->getDirDelimiter() + mFileNames.back(); 
+	return mFileNames.empty() ? "" : mFileNames.back(); 
 }
 
 
diff --git a/indra/llui/llurlentry.cpp b/indra/llui/llurlentry.cpp
index 4f7b4be526..9db1feafd1 100644
--- a/indra/llui/llurlentry.cpp
+++ b/indra/llui/llurlentry.cpp
@@ -36,6 +36,7 @@
 #include "llcachename.h"
 #include "lltrans.h"
 #include "lluicolortable.h"
+#include "message.h"
 
 #define APP_HEADER_REGEX "((x-grid-location-info://[-\\w\\.]+/app)|(secondlife:///app))"
 
@@ -684,8 +685,8 @@ std::string LLUrlEntryGroup::getLabel(const std::string &url, const LLUrlLabelCa
 LLStyle::Params LLUrlEntryGroup::getStyle() const
 {
 	LLStyle::Params style_params = LLUrlEntryBase::getStyle();
-	style_params.color = LLUIColorTable::instance().getColor("GroupLinkColor");
-	style_params.readonly_color = LLUIColorTable::instance().getColor("GroupLinkColor");
+	style_params.color = LLUIColorTable::instance().getColor("HTMLLinkColor");
+	style_params.readonly_color = LLUIColorTable::instance().getColor("HTMLLinkColor");
 	return style_params;
 }
 
@@ -740,6 +741,13 @@ std::string LLUrlEntryObjectIM::getLocation(const std::string &url) const
 	return LLUrlEntryBase::getLocation(url);
 }
 
+// LLUrlEntryParcel statics.
+LLUUID	LLUrlEntryParcel::sAgentID(LLUUID::null);
+LLUUID	LLUrlEntryParcel::sSessionID(LLUUID::null);
+LLHost	LLUrlEntryParcel::sRegionHost(LLHost::invalid);
+bool	LLUrlEntryParcel::sDisconnected(false);
+std::set<LLUrlEntryParcel*> LLUrlEntryParcel::sParcelInfoObservers;
+
 ///
 /// LLUrlEntryParcel Describes a Second Life parcel Url, e.g.,
 /// secondlife:///app/parcel/0000060e-4b39-e00b-d0c3-d98b1934e3a8/about
@@ -751,13 +759,88 @@ LLUrlEntryParcel::LLUrlEntryParcel()
 							boost::regex::perl|boost::regex::icase);
 	mMenuName = "menu_url_parcel.xml";
 	mTooltip = LLTrans::getString("TooltipParcelUrl");
+
+	sParcelInfoObservers.insert(this);
+}
+
+LLUrlEntryParcel::~LLUrlEntryParcel()
+{
+	sParcelInfoObservers.erase(this);
 }
 
 std::string LLUrlEntryParcel::getLabel(const std::string &url, const LLUrlLabelCallback &cb)
 {
+	LLSD path_array = LLURI(url).pathArray();
+	S32 path_parts = path_array.size();
+
+	if (path_parts < 3) // no parcel id
+	{
+		llwarns << "Failed to parse url [" << url << "]" << llendl;
+		return url;
+	}
+
+	std::string parcel_id_string = unescapeUrl(path_array[2]); // parcel id
+
+	// Add an observer to call LLUrlLabelCallback when we have parcel name.
+	addObserver(parcel_id_string, url, cb);
+
+	LLUUID parcel_id(parcel_id_string);
+
+	sendParcelInfoRequest(parcel_id);
+
 	return unescapeUrl(url);
 }
 
+void LLUrlEntryParcel::sendParcelInfoRequest(const LLUUID& parcel_id)
+{
+	if (sRegionHost == LLHost::invalid || sDisconnected) return;
+
+	LLMessageSystem *msg = gMessageSystem;
+	msg->newMessage("ParcelInfoRequest");
+	msg->nextBlockFast(_PREHASH_AgentData);
+	msg->addUUIDFast(_PREHASH_AgentID, sAgentID );
+	msg->addUUID("SessionID", sSessionID);
+	msg->nextBlock("Data");
+	msg->addUUID("ParcelID", parcel_id);
+	msg->sendReliable(sRegionHost);
+}
+
+void LLUrlEntryParcel::onParcelInfoReceived(const std::string &id, const std::string &label)
+{
+	callObservers(id, label.empty() ? LLTrans::getString("RegionInfoError") : label, mIcon);
+}
+
+// static
+void LLUrlEntryParcel::processParcelInfo(const LLParcelData& parcel_data)
+{
+	std::string label(LLStringUtil::null);
+	if (!parcel_data.name.empty())
+	{
+		label = parcel_data.name;
+	}
+	// If parcel name is empty use Sim_name (x, y, z) for parcel label.
+	else if (!parcel_data.sim_name.empty())
+	{
+		S32 region_x = llround(parcel_data.global_x) % REGION_WIDTH_UNITS;
+		S32 region_y = llround(parcel_data.global_y) % REGION_WIDTH_UNITS;
+		S32 region_z = llround(parcel_data.global_z);
+
+		label = llformat("%s (%d, %d, %d)",
+				parcel_data.sim_name.c_str(), region_x, region_y, region_z);
+	}
+
+	for (std::set<LLUrlEntryParcel*>::iterator iter = sParcelInfoObservers.begin();
+			iter != sParcelInfoObservers.end();
+			++iter)
+	{
+		LLUrlEntryParcel* url_entry = *iter;
+		if (url_entry)
+		{
+			url_entry->onParcelInfoReceived(parcel_data.parcel_id.asString(), label);
+		}
+	}
+}
+
 //
 // LLUrlEntryPlace Describes secondlife://<location> URLs
 //
diff --git a/indra/llui/llurlentry.h b/indra/llui/llurlentry.h
index 1791739061..5f82721c0f 100644
--- a/indra/llui/llurlentry.h
+++ b/indra/llui/llurlentry.h
@@ -31,6 +31,9 @@
 #include "lluuid.h"
 #include "lluicolor.h"
 #include "llstyle.h"
+
+#include "llhost.h" // for resolving parcel name by parcel id
+
 #include <boost/signals2.hpp>
 #include <boost/regex.hpp>
 #include <string>
@@ -285,8 +288,44 @@ private:
 class LLUrlEntryParcel : public LLUrlEntryBase
 {
 public:
+	struct LLParcelData
+	{
+		LLUUID		parcel_id;
+		std::string	name;
+		std::string	sim_name;
+		F32			global_x;
+		F32			global_y;
+		F32			global_z;
+	};
+
 	LLUrlEntryParcel();
+	~LLUrlEntryParcel();
 	/*virtual*/ std::string getLabel(const std::string &url, const LLUrlLabelCallback &cb);
+
+	// Sends a parcel info request to sim.
+	void sendParcelInfoRequest(const LLUUID& parcel_id);
+
+	// Calls observers of certain parcel id providing them with parcel label.
+	void onParcelInfoReceived(const std::string &id, const std::string &label);
+
+	// Processes parcel label and triggers notifying observers.
+	static void processParcelInfo(const LLParcelData& parcel_data);
+
+	// Next 4 setters are used to update agent and viewer connection information
+	// upon events like user login, viewer disconnect and user changing region host.
+	// These setters are made public to be accessible from newview and should not be
+	// used in other cases.
+	static void setAgentID(const LLUUID& id) { sAgentID = id; }
+	static void setSessionID(const LLUUID& id) { sSessionID = id; }
+	static void setRegionHost(const LLHost& host) { sRegionHost = host; }
+	static void setDisconnected(bool disconnected) { sDisconnected = disconnected; }
+
+private:
+	static LLUUID						sAgentID;
+	static LLUUID						sSessionID;
+	static LLHost						sRegionHost;
+	static bool							sDisconnected;
+	static std::set<LLUrlEntryParcel*>	sParcelInfoObservers;
 };
 
 ///
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index 267640a226..d73e87129e 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -338,7 +338,7 @@ void LLView::removeChild(LLView* child)
 	}
 	else
 	{
-		llerrs << "LLView::removeChild called with non-child" << llendl;
+		llwarns << child->getName() << "is not a child of " << getName() << llendl;
 	}
 	updateBoundingRect();
 }
@@ -1958,7 +1958,7 @@ void LLView::centerWithin(const LLRect& bounds)
 	translate( left - getRect().mLeft, bottom - getRect().mBottom );
 }
 
-BOOL LLView::localPointToOtherView( S32 x, S32 y, S32 *other_x, S32 *other_y, LLView* other_view) const
+BOOL LLView::localPointToOtherView( S32 x, S32 y, S32 *other_x, S32 *other_y, const LLView* other_view) const
 {
 	const LLView* cur_view = this;
 	const LLView* root_view = NULL;
@@ -2001,7 +2001,7 @@ BOOL LLView::localPointToOtherView( S32 x, S32 y, S32 *other_x, S32 *other_y, LL
 	return FALSE;
 }
 
-BOOL LLView::localRectToOtherView( const LLRect& local, LLRect* other, LLView* other_view ) const
+BOOL LLView::localRectToOtherView( const LLRect& local, LLRect* other, const LLView* other_view ) const
 {
 	LLRect cur_rect = local;
 	const LLView* cur_view = this;
diff --git a/indra/llui/llview.h b/indra/llui/llview.h
index a5d8e31640..61dc4b8030 100644
--- a/indra/llui/llview.h
+++ b/indra/llui/llview.h
@@ -406,21 +406,16 @@ public:
 	BOOL blockMouseEvent(S32 x, S32 y) const;
 
 	// See LLMouseHandler virtuals for screenPointToLocal and localPointToScreen
-	BOOL localPointToOtherView( S32 x, S32 y, S32 *other_x, S32 *other_y, LLView* other_view) const;
-	BOOL localRectToOtherView( const LLRect& local, LLRect* other, LLView* other_view ) const;
+	BOOL localPointToOtherView( S32 x, S32 y, S32 *other_x, S32 *other_y, const LLView* other_view) const;
+	BOOL localRectToOtherView( const LLRect& local, LLRect* other, const LLView* other_view ) const;
 	void screenRectToLocal( const LLRect& screen, LLRect* local ) const;
 	void localRectToScreen( const LLRect& local, LLRect* screen ) const;
 	
 	LLControlVariable *findControl(const std::string& name);
 
-    // Moved setValue(), getValue(), setControlValue(), setControlName(),
-    // controlListener() to LLUICtrl because an LLView is NOT assumed to
-    // contain a value. If that's what you want, use LLUICtrl instead.
-//	virtual bool	handleEvent(LLPointer<LLEvent> event, const LLSD& userdata);
-
 	const child_list_t*	getChildList() const { return &mChildList; }
-	const child_list_const_iter_t	beginChild()  { return mChildList.begin(); }
-	const child_list_const_iter_t	endChild()  { return mChildList.end(); }
+	child_list_const_iter_t	beginChild() const { return mChildList.begin(); }
+	child_list_const_iter_t	endChild() const { return mChildList.end(); }
 
 	// LLMouseHandler functions
 	//  Default behavior is to pass events to children
diff --git a/indra/llui/llwindowshade.cpp b/indra/llui/llwindowshade.cpp
new file mode 100644
index 0000000000..77e94385d4
--- /dev/null
+++ b/indra/llui/llwindowshade.cpp
@@ -0,0 +1,328 @@
+/**
+ * @file LLWindowShade.cpp
+ * @brief Notification dialog that slides down and optionally disabled a piece of UI
+ *
+ * $LicenseInfo:firstyear=2006&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include "llwindowshade.h"
+
+#include "lllayoutstack.h"
+#include "lltextbox.h"
+#include "lliconctrl.h"
+#include "llbutton.h"
+#include "llcheckboxctrl.h"
+#include "lllineeditor.h"
+
+const S32 MIN_NOTIFICATION_AREA_HEIGHT = 30;
+const S32 MAX_NOTIFICATION_AREA_HEIGHT = 100;
+
+LLWindowShade::Params::Params()
+:	bg_image("bg_image"),
+	modal("modal", false),
+	text_color("text_color"),
+	can_close("can_close", true)
+{
+	mouse_opaque = false;
+}
+
+LLWindowShade::LLWindowShade(const LLWindowShade::Params& params)
+:	LLUICtrl(params),
+	mNotification(params.notification),
+	mModal(params.modal),
+	mFormHeight(0),
+	mTextColor(params.text_color)
+{
+	setFocusRoot(true);
+}
+
+void LLWindowShade::initFromParams(const LLWindowShade::Params& params)
+{
+	LLUICtrl::initFromParams(params);
+
+	LLLayoutStack::Params layout_p;
+	layout_p.name = "notification_stack";
+	layout_p.rect = params.rect;
+	layout_p.follows.flags = FOLLOWS_ALL;
+	layout_p.mouse_opaque = false;
+	layout_p.orientation = LLLayoutStack::VERTICAL;
+	layout_p.border_size = 0;
+
+	LLLayoutStack* stackp = LLUICtrlFactory::create<LLLayoutStack>(layout_p);
+	addChild(stackp);
+
+	LLLayoutPanel::Params panel_p;
+	panel_p.rect = LLRect(0, 30, 800, 0);
+	panel_p.name = "notification_area";
+	panel_p.visible = false;
+	panel_p.user_resize = false;
+	panel_p.background_visible = true;
+	panel_p.bg_alpha_image = params.bg_image;
+	panel_p.auto_resize = false;
+	LLLayoutPanel* notification_panel = LLUICtrlFactory::create<LLLayoutPanel>(panel_p);
+	stackp->addChild(notification_panel);
+
+	panel_p = LLUICtrlFactory::getDefaultParams<LLLayoutPanel>();
+	panel_p.auto_resize = true;
+	panel_p.user_resize = false;
+	panel_p.rect = params.rect;
+	panel_p.name = "background_area";
+	panel_p.mouse_opaque = false;
+	panel_p.background_visible = false;
+	panel_p.bg_alpha_color = LLColor4(0.f, 0.f, 0.f, 0.2f);
+	LLLayoutPanel* dummy_panel = LLUICtrlFactory::create<LLLayoutPanel>(panel_p);
+	stackp->addChild(dummy_panel);
+
+	layout_p = LLUICtrlFactory::getDefaultParams<LLLayoutStack>();
+	layout_p.rect = LLRect(0, 30, 800, 0);
+	layout_p.follows.flags = FOLLOWS_ALL;
+	layout_p.orientation = LLLayoutStack::HORIZONTAL;
+	stackp = LLUICtrlFactory::create<LLLayoutStack>(layout_p);
+	notification_panel->addChild(stackp);
+
+	panel_p = LLUICtrlFactory::getDefaultParams<LLLayoutPanel>();
+	panel_p.rect.height = 30;
+	LLLayoutPanel* panel = LLUICtrlFactory::create<LLLayoutPanel>(panel_p);
+	stackp->addChild(panel);
+
+	LLIconCtrl::Params icon_p;
+	icon_p.name = "notification_icon";
+	icon_p.rect = LLRect(5, 23, 21, 8);
+	panel->addChild(LLUICtrlFactory::create<LLIconCtrl>(icon_p));
+
+	LLTextBox::Params text_p;
+	text_p.rect = LLRect(31, 20, panel->getRect().getWidth() - 5, 0);
+	text_p.follows.flags = FOLLOWS_ALL;
+	text_p.text_color = mTextColor;
+	text_p.font = LLFontGL::getFontSansSerifSmall();
+	text_p.font.style = "BOLD";
+	text_p.name = "notification_text";
+	text_p.use_ellipses = true;
+	text_p.wrap = true;
+	panel->addChild(LLUICtrlFactory::create<LLTextBox>(text_p));
+
+	panel_p = LLUICtrlFactory::getDefaultParams<LLLayoutPanel>();
+	panel_p.auto_resize = false;
+	panel_p.user_resize = false;
+	panel_p.name="form_elements";
+	panel_p.rect = LLRect(0, 30, 130, 0);
+	LLLayoutPanel* form_elements_panel = LLUICtrlFactory::create<LLLayoutPanel>(panel_p);
+	stackp->addChild(form_elements_panel);
+
+	if (params.can_close)
+	{
+		panel_p = LLUICtrlFactory::getDefaultParams<LLLayoutPanel>();
+		panel_p.auto_resize = false;
+		panel_p.user_resize = false;
+		panel_p.rect = LLRect(0, 30, 25, 0);
+		LLLayoutPanel* close_panel = LLUICtrlFactory::create<LLLayoutPanel>(panel_p);
+		stackp->addChild(close_panel);
+
+		LLButton::Params button_p;
+		button_p.name = "close_notification";
+		button_p.rect = LLRect(5, 23, 21, 7);
+		button_p.image_color.control="DkGray_66";
+		button_p.image_unselected.name="Icon_Close_Foreground";
+		button_p.image_selected.name="Icon_Close_Press";
+		button_p.click_callback.function = boost::bind(&LLWindowShade::onCloseNotification, this);
+
+		close_panel->addChild(LLUICtrlFactory::create<LLButton>(button_p));
+	}
+
+	LLSD payload = mNotification->getPayload();
+
+	LLNotificationFormPtr formp = mNotification->getForm();
+	LLLayoutPanel& notification_area = getChildRef<LLLayoutPanel>("notification_area");
+	notification_area.getChild<LLUICtrl>("notification_icon")->setValue(mNotification->getIcon());
+	notification_area.getChild<LLUICtrl>("notification_text")->setValue(mNotification->getMessage());
+	notification_area.getChild<LLUICtrl>("notification_text")->setToolTip(mNotification->getMessage());
+
+	LLNotificationForm::EIgnoreType ignore_type = formp->getIgnoreType(); 
+	LLLayoutPanel& form_elements = notification_area.getChildRef<LLLayoutPanel>("form_elements");
+	form_elements.deleteAllChildren();
+
+	const S32 FORM_PADDING_HORIZONTAL = 10;
+	const S32 FORM_PADDING_VERTICAL = 3;
+	const S32 WIDGET_HEIGHT = 24;
+	const S32 LINE_EDITOR_WIDTH = 120;
+	S32 cur_x = FORM_PADDING_HORIZONTAL;
+	S32 cur_y = FORM_PADDING_VERTICAL + WIDGET_HEIGHT;
+	S32 form_width = cur_x;
+
+	if (ignore_type != LLNotificationForm::IGNORE_NO)
+	{
+		LLCheckBoxCtrl::Params checkbox_p;
+		checkbox_p.name = "ignore_check";
+		checkbox_p.rect = LLRect(cur_x, cur_y, cur_x, cur_y - WIDGET_HEIGHT);
+		checkbox_p.label = formp->getIgnoreMessage();
+		checkbox_p.label_text.text_color = LLColor4::black;
+		checkbox_p.commit_callback.function = boost::bind(&LLWindowShade::onClickIgnore, this, _1);
+		checkbox_p.initial_value = formp->getIgnored();
+
+		LLCheckBoxCtrl* check = LLUICtrlFactory::create<LLCheckBoxCtrl>(checkbox_p);
+		check->setRect(check->getBoundingRect());
+		form_elements.addChild(check);
+		cur_x = check->getRect().mRight + FORM_PADDING_HORIZONTAL;
+		form_width = llmax(form_width, cur_x);
+	}
+
+	for (S32 i = 0; i < formp->getNumElements(); i++)
+	{
+		LLSD form_element = formp->getElement(i);
+		std::string type = form_element["type"].asString();
+		if (type == "button")
+		{
+			LLButton::Params button_p;
+			button_p.name = form_element["name"];
+			button_p.label = form_element["text"];
+			button_p.rect = LLRect(cur_x, cur_y, cur_x, cur_y - WIDGET_HEIGHT);
+			button_p.click_callback.function = boost::bind(&LLWindowShade::onClickNotificationButton, this, form_element["name"].asString());
+			button_p.auto_resize = true;
+
+			LLButton* button = LLUICtrlFactory::create<LLButton>(button_p);
+			button->autoResize();
+			form_elements.addChild(button);
+
+			if (form_element["default"].asBoolean())
+			{
+				form_elements.setDefaultBtn(button);
+			}
+
+			cur_x = button->getRect().mRight + FORM_PADDING_HORIZONTAL;
+			form_width = llmax(form_width, cur_x);
+		}
+		else if (type == "text" || type == "password")
+		{
+			// if not at beginning of line...
+			if (cur_x != FORM_PADDING_HORIZONTAL)
+			{
+				// start new line
+				cur_x = FORM_PADDING_HORIZONTAL;
+				cur_y -= WIDGET_HEIGHT + FORM_PADDING_VERTICAL;
+			}
+			LLTextBox::Params label_p;
+			label_p.name = form_element["name"].asString() + "_label";
+			label_p.rect = LLRect(cur_x, cur_y, cur_x + LINE_EDITOR_WIDTH, cur_y - WIDGET_HEIGHT);
+			label_p.initial_value = form_element["text"];
+			label_p.text_color = mTextColor;
+			label_p.font_valign = LLFontGL::VCENTER;
+			label_p.v_pad = 5;
+			LLTextBox* textbox = LLUICtrlFactory::create<LLTextBox>(label_p);
+			textbox->reshapeToFitText();
+			textbox->reshape(textbox->getRect().getWidth(), form_elements.getRect().getHeight() - 2 * FORM_PADDING_VERTICAL); 
+			form_elements.addChild(textbox);
+			cur_x = textbox->getRect().mRight + FORM_PADDING_HORIZONTAL;
+
+			LLLineEditor::Params line_p;
+			line_p.name = form_element["name"];
+			line_p.keystroke_callback = boost::bind(&LLWindowShade::onEnterNotificationText, this, _1, form_element["name"].asString());
+			line_p.is_password = type == "password";
+			line_p.rect = LLRect(cur_x, cur_y, cur_x + LINE_EDITOR_WIDTH, cur_y - WIDGET_HEIGHT);
+
+			LLLineEditor* line_editor = LLUICtrlFactory::create<LLLineEditor>(line_p);
+			form_elements.addChild(line_editor);
+			form_width = llmax(form_width, cur_x + LINE_EDITOR_WIDTH + FORM_PADDING_HORIZONTAL);
+
+			// reset to start of next line
+			cur_x = FORM_PADDING_HORIZONTAL;
+			cur_y -= WIDGET_HEIGHT + FORM_PADDING_VERTICAL;
+		}
+	}
+
+	mFormHeight = form_elements.getRect().getHeight() - (cur_y - FORM_PADDING_VERTICAL) + WIDGET_HEIGHT;
+	form_elements.reshape(form_width, mFormHeight);
+	form_elements.setMinDim(form_width);
+
+	// move all form elements back onto form surface
+	S32 delta_y = WIDGET_HEIGHT + FORM_PADDING_VERTICAL - cur_y;
+	for (child_list_const_iter_t it = form_elements.getChildList()->begin(), end_it = form_elements.getChildList()->end();
+		it != end_it;
+		++it)
+	{
+		(*it)->translate(0, delta_y);
+	}
+}
+
+void LLWindowShade::show()
+{
+	getChildRef<LLLayoutPanel>("notification_area").setVisible(true);
+	getChildRef<LLLayoutPanel>("background_area").setBackgroundVisible(mModal);
+
+	setMouseOpaque(mModal);
+}
+
+void LLWindowShade::draw()
+{
+	LLRect message_rect = getChild<LLTextBox>("notification_text")->getTextBoundingRect();
+
+	LLLayoutPanel* notification_area = getChild<LLLayoutPanel>("notification_area");
+
+	notification_area->reshape(notification_area->getRect().getWidth(), 
+		llclamp(message_rect.getHeight() + 10, 
+				llmin(mFormHeight, MAX_NOTIFICATION_AREA_HEIGHT),
+				MAX_NOTIFICATION_AREA_HEIGHT));
+
+	LLUICtrl::draw();
+	if (mNotification && !mNotification->isActive())
+	{
+		hide();
+	}
+}
+
+void LLWindowShade::hide()
+{
+	getChildRef<LLLayoutPanel>("notification_area").setVisible(false);
+	getChildRef<LLLayoutPanel>("background_area").setBackgroundVisible(false);
+
+	setMouseOpaque(false);
+}
+
+void LLWindowShade::onCloseNotification()
+{
+	LLNotifications::instance().cancel(mNotification);
+}
+
+void LLWindowShade::onClickIgnore(LLUICtrl* ctrl)
+{
+	bool check = ctrl->getValue().asBoolean();
+	if (mNotification && mNotification->getForm()->getIgnoreType() == LLNotificationForm::IGNORE_SHOW_AGAIN)
+	{
+		// question was "show again" so invert value to get "ignore"
+		check = !check;
+	}
+	mNotification->setIgnored(check);
+}
+
+void LLWindowShade::onClickNotificationButton(const std::string& name)
+{
+	if (!mNotification) return;
+
+	mNotificationResponse[name] = true;
+
+	mNotification->respond(mNotificationResponse);
+}
+
+void LLWindowShade::onEnterNotificationText(LLUICtrl* ctrl, const std::string& name)
+{
+	mNotificationResponse[name] = ctrl->getValue().asString();
+}
diff --git a/indra/llui/llwindowshade.h b/indra/llui/llwindowshade.h
new file mode 100644
index 0000000000..0047195929
--- /dev/null
+++ b/indra/llui/llwindowshade.h
@@ -0,0 +1,69 @@
+/**
+ * @file llwindowshade.h
+ * @brief Notification dialog that slides down and optionally disabled a piece of UI
+ *
+ * $LicenseInfo:firstyear=2006&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLWINDOWSHADE_H
+#define LL_LLWINDOWSHADE_H
+
+#include "lluictrl.h"
+#include "llnotifications.h"
+
+class LLWindowShade : public LLUICtrl
+{
+public:
+	struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
+	{
+		Mandatory<LLNotificationPtr>	notification;
+		Optional<LLUIImage*>			bg_image;
+		Optional<LLUIColor>				text_color;
+		Optional<bool>					modal,
+										can_close;
+
+		Params();
+	};
+
+	void show();
+	/*virtual*/ void draw();
+	void hide();
+
+private:
+	friend class LLUICtrlFactory;
+
+	LLWindowShade(const Params& p);
+	void initFromParams(const Params& params);
+
+	void onCloseNotification();
+	void onClickNotificationButton(const std::string& name);
+	void onEnterNotificationText(LLUICtrl* ctrl, const std::string& name);
+	void onClickIgnore(LLUICtrl* ctrl);
+
+	LLNotificationPtr	mNotification;
+	LLSD				mNotificationResponse;
+	bool				mModal;
+	S32					mFormHeight;
+	LLUIColor			mTextColor;
+};
+
+#endif // LL_LLWINDOWSHADE_H
diff --git a/indra/llui/tests/llurlentry_stub.cpp b/indra/llui/tests/llurlentry_stub.cpp
index f30704cb22..966bea329c 100644
--- a/indra/llui/tests/llurlentry_stub.cpp
+++ b/indra/llui/tests/llurlentry_stub.cpp
@@ -30,6 +30,7 @@
 #include "llavatarnamecache.h"
 #include "llcachename.h"
 #include "lluuid.h"
+#include "message.h"
 
 #include <string>
 
@@ -191,3 +192,20 @@ LLFontGL* LLFontGL::getFontDefault()
 {
 	return NULL; 
 }
+
+char* _PREHASH_AgentData = (char *)"AgentData";
+char* _PREHASH_AgentID = (char *)"AgentID";
+
+LLHost LLHost::invalid(INVALID_PORT,INVALID_HOST_IP_ADDRESS);
+
+LLMessageSystem* gMessageSystem = NULL;
+
+//
+// Stub implementation for LLMessageSystem
+//
+void LLMessageSystem::newMessage(const char *name) { }
+void LLMessageSystem::nextBlockFast(const char *blockname) { }
+void LLMessageSystem::nextBlock(const char *blockname) { }
+void LLMessageSystem::addUUIDFast( const char *varname, const LLUUID& uuid) { }
+void LLMessageSystem::addUUID( const char *varname, const LLUUID& uuid) { }
+S32 LLMessageSystem::sendReliable(const LLHost &host) { return 0; }