23 files changed, 716 insertions, 436 deletions

diff --git a/indra/llui/CMakeLists.txt b/indra/llui/CMakeLists.txt
index ce068618e2..853f6f173d 100644
--- a/indra/llui/CMakeLists.txt
+++ b/indra/llui/CMakeLists.txt
@@ -90,6 +90,7 @@ set(llui_SOURCE_FILES
     lltextbox.cpp
     lltexteditor.cpp
     lltextparser.cpp
+    lltextvalidate.cpp
     lltransutil.cpp
     lltoggleablemenu.cpp
     lltooltip.cpp
@@ -182,6 +183,7 @@ set(llui_HEADER_FILES
     lltextbox.h
     lltexteditor.h
     lltextparser.h
+    lltextvalidate.h
     lltoggleablemenu.h
     lltooltip.h
     lltransutil.h
diff --git a/indra/llui/llbutton.cpp b/indra/llui/llbutton.cpp
index 4944ed4fe7..14b77925f2 100644
--- a/indra/llui/llbutton.cpp
+++ b/indra/llui/llbutton.cpp
@@ -771,12 +771,7 @@ void LLButton::draw()
 			center_x++;
 		}
 
-		S32 text_width_delta = overlay_width + 1;
-		// if image paddings set, they should participate in scaling process
-		S32 image_size_delta = mImageOverlayTopPad + mImageOverlayBottomPad;
-		overlay_width = overlay_width - image_size_delta;
-		overlay_height = overlay_height - image_size_delta;
-
+		center_y += (mImageOverlayBottomPad - mImageOverlayTopPad);
 		// fade out overlay images on disabled buttons
 		LLColor4 overlay_color = mImageOverlayColor.get();
 		if (!enabled)
@@ -788,10 +783,9 @@ void LLButton::draw()
 		switch(mImageOverlayAlignment)
 		{
 		case LLFontGL::LEFT:
-			text_left += overlay_width + mImageOverlayRightPad + 1;
-			text_width -= text_width_delta;
+			text_left += overlay_width + 1;
 			mImageOverlay->draw(
-				mLeftHPad, 
+				mImageOverlayLeftPad,
 				center_y - (overlay_height / 2), 
 				overlay_width, 
 				overlay_height, 
@@ -806,10 +800,9 @@ void LLButton::draw()
 				overlay_color);
 			break;
 		case LLFontGL::RIGHT:
-			text_right -= overlay_width + mImageOverlayLeftPad+ 1;
-			text_width -= text_width_delta;
+			text_right -= overlay_width + 1;
 			mImageOverlay->draw(
-				getRect().getWidth() - mRightHPad - overlay_width, 
+				getRect().getWidth() - mImageOverlayRightPad - overlay_width,
 				center_y - (overlay_height / 2), 
 				overlay_width, 
 				overlay_height, 
diff --git a/indra/llui/llflatlistview.cpp b/indra/llui/llflatlistview.cpp
index 92993650a7..2481249f91 100644
--- a/indra/llui/llflatlistview.cpp
+++ b/indra/llui/llflatlistview.cpp
@@ -42,8 +42,6 @@ static const LLDefaultChildRegistry::Register<LLFlatListView> flat_list_view("fl
 const LLSD SELECTED_EVENT	= LLSD().with("selected", true);
 const LLSD UNSELECTED_EVENT	= LLSD().with("selected", false);
 
-static const std::string COMMENT_TEXTBOX = "comment_text";
-
 //forward declaration
 bool llsds_are_equal(const LLSD& llsd_1, const LLSD& llsd_2);
 
@@ -51,7 +49,8 @@ LLFlatListView::Params::Params()
 :	item_pad("item_pad"),
 	allow_select("allow_select"),
 	multi_select("multi_select"),
-	keep_one_selected("keep_one_selected")
+	keep_one_selected("keep_one_selected"),
+	no_items_text("no_items_text")
 {};
 
 void LLFlatListView::reshape(S32 width, S32 height, BOOL called_from_parent /* = TRUE */)
@@ -295,19 +294,6 @@ void LLFlatListView::resetSelection(bool no_commit_on_deselection /*= false*/)
 
 void LLFlatListView::setNoItemsCommentText(const std::string& comment_text)
 {
-	if (NULL == mNoItemsCommentTextbox)
-	{
-		LLRect comment_rect = getRect();
-		comment_rect.setOriginAndSize(0, 0, comment_rect.getWidth(), comment_rect.getHeight());
-		comment_rect.stretch(-getBorderWidth());
-		LLTextBox::Params text_p;
-		text_p.name(COMMENT_TEXTBOX);
-		text_p.border_visible(false);
-		text_p.rect(comment_rect);
-		text_p.follows.flags(FOLLOWS_ALL);
-		mNoItemsCommentTextbox = LLUICtrlFactory::create<LLTextBox>(text_p, this);
-	}
-
 	mNoItemsCommentTextbox->setValue(comment_text);
 }
 
@@ -361,7 +347,6 @@ bool LLFlatListView::updateValue(const LLSD& old_value, const LLSD& new_value)
 // PROTECTED STUFF
 //////////////////////////////////////////////////////////////////////////
 
-
 LLFlatListView::LLFlatListView(const LLFlatListView::Params& p)
 :	LLScrollContainer(p)
   , mItemComparator(NULL)
@@ -398,6 +383,25 @@ LLFlatListView::LLFlatListView(const LLFlatListView::Params& p)
 	params.bevel_style(LLViewBorder::BEVEL_IN);
 	mSelectedItemsBorder = LLUICtrlFactory::create<LLViewBorder> (params);
 	mItemsPanel->addChild( mSelectedItemsBorder );
+
+	{
+		// create textbox for "No Items" comment text
+		LLTextBox::Params text_p = p.no_items_text;
+		if (!text_p.rect.isProvided())
+		{
+			LLRect comment_rect = getRect();
+			comment_rect.setOriginAndSize(0, 0, comment_rect.getWidth(), comment_rect.getHeight());
+			comment_rect.stretch(-getBorderWidth());
+			text_p.rect(comment_rect);
+		}
+		text_p.border_visible(false);
+
+		if (!text_p.follows.isProvided())
+		{
+			text_p.follows.flags(FOLLOWS_ALL);
+		}
+		mNoItemsCommentTextbox = LLUICtrlFactory::create<LLTextBox>(text_p, this);
+	}
 };
 
 // virtual
@@ -861,7 +865,11 @@ void LLFlatListView::notifyParentItemsRectChanged()
 	// take into account comment text height if exists
 	if (mNoItemsCommentTextbox && mNoItemsCommentTextbox->getVisible())
 	{
+		// top text padding inside the textbox is included into the height
 		comment_height = mNoItemsCommentTextbox->getTextPixelHeight();
+
+		// take into account a distance from parent's top border to textbox's top
+		comment_height += getRect().getHeight() - mNoItemsCommentTextbox->getRect().mTop;
 	}
 
 	LLRect req_rect =  getItemsRect();
@@ -892,6 +900,10 @@ void LLFlatListView::setNoItemsCommentVisible(bool visible) const
 	{
 		if (visible)
 		{
+/*
+// *NOTE: MA 2010-02-04
+// Deprecated after params of the comment text box were moved into widget (flat_list_view.xml)
+// can be removed later if nothing happened.
 			// We have to update child rect here because of issues with rect after reshaping while creating LLTextbox
 			// It is possible to have invalid LLRect if Flat List is in LLAccordionTab
 			LLRect comment_rect = getLocalRect();
@@ -903,6 +915,7 @@ void LLFlatListView::setNoItemsCommentVisible(bool visible) const
 			LLViewBorder* scroll_border = getChild<LLViewBorder>("scroll border");
 			comment_rect.stretch(-scroll_border->getBorderWidth());
 			mNoItemsCommentTextbox->setRect(comment_rect);
+*/
 		}
 		mNoItemsCommentTextbox->setVisible(visible);
 	}
diff --git a/indra/llui/llflatlistview.h b/indra/llui/llflatlistview.h
index 949a731507..92cb40332e 100644
--- a/indra/llui/llflatlistview.h
+++ b/indra/llui/llflatlistview.h
@@ -35,8 +35,8 @@
 
 #include "llpanel.h"
 #include "llscrollcontainer.h"
+#include "lltextbox.h"
 
-class LLTextBox;
 
 /**
  * LLFlatListView represents a flat list ui control that operates on items in a form of LLPanel's.
@@ -108,6 +108,9 @@ public:
 		/** padding between items */
 		Optional<U32> item_pad; 
 
+		/** textbox with info message when list is empty*/
+		Optional<LLTextBox::Params> no_items_text;
+
 		Params();
 	};
 	
diff --git a/indra/llui/lllineeditor.cpp b/indra/llui/lllineeditor.cpp
index eb2b4f7705..483a394bbd 100644
--- a/indra/llui/lllineeditor.cpp
+++ b/indra/llui/lllineeditor.cpp
@@ -55,6 +55,7 @@
 #include "llui.h"
 #include "lluictrlfactory.h"
 #include "llclipboard.h"
+#include "llmenugl.h"
 
 //
 // Imported globals
@@ -82,19 +83,6 @@ template class LLLineEditor* LLView::getChild<class LLLineEditor>(
 // Member functions
 //
 
-void LLLineEditor::PrevalidateNamedFuncs::declareValues()
-{
-	declare("ascii", LLLineEditor::prevalidateASCII);
-	declare("float", LLLineEditor::prevalidateFloat);
-	declare("int", LLLineEditor::prevalidateInt);
-	declare("positive_s32", LLLineEditor::prevalidatePositiveS32);
-	declare("non_negative_s32", LLLineEditor::prevalidateNonNegativeS32);
-	declare("alpha_num", LLLineEditor::prevalidateAlphaNum);
-	declare("alpha_num_space", LLLineEditor::prevalidateAlphaNumSpace);
-	declare("ascii_printable_no_pipe", LLLineEditor::prevalidateASCIIPrintableNoPipe);
-	declare("ascii_printable_no_space", LLLineEditor::prevalidateASCIIPrintableNoSpace);
-}
-
 LLLineEditor::Params::Params()
 :	max_length_bytes("max_length", 254),
     keystroke_callback("keystroke_callback"),
@@ -164,7 +152,8 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p)
 	mTentativeFgColor(p.text_tentative_color()),
 	mHighlightColor(p.highlight_color()),
 	mPreeditBgColor(p.preedit_bg_color()),
-	mGLFont(p.font)
+	mGLFont(p.font),
+	mContextMenuHandle()
 {
 	llassert( mMaxLengthBytes > 0 );
 
@@ -191,6 +180,12 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p)
 	setCursor(mText.length());
 
 	setPrevalidate(p.prevalidate_callback());
+
+	LLContextMenu* menu = LLUICtrlFactory::instance().createFromFile<LLContextMenu>
+		("menu_text_editor.xml",
+		 LLMenuGL::sMenuContainer,
+		 LLMenuHolderGL::child_registry_t::instance());
+	setContextMenu(menu);
 }
  
 LLLineEditor::~LLLineEditor()
@@ -422,12 +417,16 @@ void LLLineEditor::setCursor( S32 pos )
 	S32 old_cursor_pos = getCursor();
 	mCursorPos = llclamp( pos, 0, mText.length());
 
+	// position of end of next character after cursor
 	S32 pixels_after_scroll = findPixelNearestPos();
 	if( pixels_after_scroll > mTextRightEdge )
 	{
 		S32 width_chars_to_left = mGLFont->getWidth(mText.getWString().c_str(), 0, mScrollHPos);
 		S32 last_visible_char = mGLFont->maxDrawableChars(mText.getWString().c_str(), llmax(0.f, (F32)(mTextRightEdge - mTextLeftEdge + width_chars_to_left))); 
-		S32 min_scroll = mGLFont->firstDrawableChar(mText.getWString().c_str(), (F32)(mTextRightEdge - mTextLeftEdge), mText.length(), getCursor());
+		// character immediately to left of cursor should be last one visible (SCROLL_INCREMENT_ADD will scroll in more characters)
+		// or first character if cursor is at beginning
+		S32 new_last_visible_char = llmax(0, getCursor() - 1);
+		S32 min_scroll = mGLFont->firstDrawableChar(mText.getWString().c_str(), (F32)(mTextRightEdge - mTextLeftEdge), mText.length(), new_last_visible_char);
 		if (old_cursor_pos == last_visible_char)
 		{
 			mScrollHPos = llmin(mText.length(), llmax(min_scroll, mScrollHPos + SCROLL_INCREMENT_ADD));
@@ -663,6 +662,16 @@ BOOL LLLineEditor::handleMiddleMouseDown(S32 x, S32 y, MASK mask)
 	return TRUE;
 }
 
+BOOL LLLineEditor::handleRightMouseDown(S32 x, S32 y, MASK mask)
+{
+	setFocus(TRUE);
+	if (!LLUICtrl::handleRightMouseDown(x, y, mask))
+	{
+		showContextMenu(x, y);
+	}
+	return TRUE;
+}
+
 BOOL LLLineEditor::handleHover(S32 x, S32 y, MASK mask)
 {
 	BOOL handled = FALSE;
@@ -1962,51 +1971,12 @@ void LLLineEditor::setRect(const LLRect& rect)
 	}
 }
 
-void LLLineEditor::setPrevalidate(LLLinePrevalidateFunc func)
+void LLLineEditor::setPrevalidate(LLTextValidate::validate_func_t func)
 {
 	mPrevalidateFunc = func;
 	updateAllowingLanguageInput();
 }
 
-// Limits what characters can be used to [1234567890.-] with [-] only valid in the first position.
-// Does NOT ensure that the string is a well-formed number--that's the job of post-validation--for
-// the simple reasons that intermediate states may be invalid even if the final result is valid.
-// 
-// static
-BOOL LLLineEditor::prevalidateFloat(const LLWString &str)
-{
-	LLLocale locale(LLLocale::USER_LOCALE);
-
-	BOOL success = TRUE;
-	LLWString trimmed = str;
-	LLWStringUtil::trim(trimmed);
-	S32 len = trimmed.length();
-	if( 0 < len )
-	{
-		// May be a comma or period, depending on the locale
-		llwchar decimal_point = (llwchar)LLResMgr::getInstance()->getDecimalPoint();
-
-		S32 i = 0;
-
-		// First character can be a negative sign
-		if( '-' == trimmed[0] )
-		{
-			i++;
-		}
-
-		for( ; i < len; i++ )
-		{
-			if( (decimal_point != trimmed[i] ) && !LLStringOps::isDigit( trimmed[i] ) )
-			{
-				success = FALSE;
-				break;
-			}
-		}
-	}		
-
-	return success;
-}
-
 // static
 BOOL LLLineEditor::postvalidateFloat(const std::string &str)
 {
@@ -2066,223 +2036,6 @@ BOOL LLLineEditor::postvalidateFloat(const std::string &str)
 	return success;
 }
 
-// Limits what characters can be used to [1234567890-] with [-] only valid in the first position.
-// Does NOT ensure that the string is a well-formed number--that's the job of post-validation--for
-// the simple reasons that intermediate states may be invalid even if the final result is valid.
-//
-// static
-BOOL LLLineEditor::prevalidateInt(const LLWString &str)
-{
-	LLLocale locale(LLLocale::USER_LOCALE);
-
-	BOOL success = TRUE;
-	LLWString trimmed = str;
-	LLWStringUtil::trim(trimmed);
-	S32 len = trimmed.length();
-	if( 0 < len )
-	{
-		S32 i = 0;
-
-		// First character can be a negative sign
-		if( '-' == trimmed[0] )
-		{
-			i++;
-		}
-
-		for( ; i < len; i++ )
-		{
-			if( !LLStringOps::isDigit( trimmed[i] ) )
-			{
-				success = FALSE;
-				break;
-			}
-		}
-	}		
-
-	return success;
-}
-
-// static
-BOOL LLLineEditor::prevalidatePositiveS32(const LLWString &str)
-{
-	LLLocale locale(LLLocale::USER_LOCALE);
-
-	LLWString trimmed = str;
-	LLWStringUtil::trim(trimmed);
-	S32 len = trimmed.length();
-	BOOL success = TRUE;
-	if(0 < len)
-	{
-		if(('-' == trimmed[0]) || ('0' == trimmed[0]))
-		{
-			success = FALSE;
-		}
-		S32 i = 0;
-		while(success && (i < len))
-		{
-			if(!LLStringOps::isDigit(trimmed[i++]))
-			{
-				success = FALSE;
-			}
-		}
-	}
-	if (success)
-	{
-		S32 val = strtol(wstring_to_utf8str(trimmed).c_str(), NULL, 10);
-		if (val <= 0)
-		{
-			success = FALSE;
-		}
-	}
-	return success;
-}
-
-BOOL LLLineEditor::prevalidateNonNegativeS32(const LLWString &str)
-{
-	LLLocale locale(LLLocale::USER_LOCALE);
-
-	LLWString trimmed = str;
-	LLWStringUtil::trim(trimmed);
-	S32 len = trimmed.length();
-	BOOL success = TRUE;
-	if(0 < len)
-	{
-		if('-' == trimmed[0])
-		{
-			success = FALSE;
-		}
-		S32 i = 0;
-		while(success && (i < len))
-		{
-			if(!LLStringOps::isDigit(trimmed[i++]))
-			{
-				success = FALSE;
-			}
-		}
-	}
-	if (success)
-	{
-		S32 val = strtol(wstring_to_utf8str(trimmed).c_str(), NULL, 10);
-		if (val < 0)
-		{
-			success = FALSE;
-		}
-	}
-	return success;
-}
-
-BOOL LLLineEditor::prevalidateAlphaNum(const LLWString &str)
-{
-	LLLocale locale(LLLocale::USER_LOCALE);
-
-	BOOL rv = TRUE;
-	S32 len = str.length();
-	if(len == 0) return rv;
-	while(len--)
-	{
-		if( !LLStringOps::isAlnum((char)str[len]) )
-		{
-			rv = FALSE;
-			break;
-		}
-	}
-	return rv;
-}
-
-// static
-BOOL LLLineEditor::prevalidateAlphaNumSpace(const LLWString &str)
-{
-	LLLocale locale(LLLocale::USER_LOCALE);
-
-	BOOL rv = TRUE;
-	S32 len = str.length();
-	if(len == 0) return rv;
-	while(len--)
-	{
-		if(!(LLStringOps::isAlnum((char)str[len]) || (' ' == str[len])))
-		{
-			rv = FALSE;
-			break;
-		}
-	}
-	return rv;
-}
-
-// Used for most names of things stored on the server, due to old file-formats
-// that used the pipe (|) for multiline text storage.  Examples include
-// inventory item names, parcel names, object names, etc.
-// static
-BOOL LLLineEditor::prevalidateASCIIPrintableNoPipe(const LLWString &str)
-{
-	BOOL rv = TRUE;
-	S32 len = str.length();
-	if(len == 0) return rv;
-	while(len--)
-	{
-		llwchar wc = str[len];
-		if (wc < 0x20
-			|| wc > 0x7f
-			|| wc == '|')
-		{
-			rv = FALSE;
-			break;
-		}
-		if(!(wc == ' '
-			 || LLStringOps::isAlnum((char)wc)
-			 || LLStringOps::isPunct((char)wc) ) )
-		{
-			rv = FALSE;
-			break;
-		}
-	}
-	return rv;
-}
-
-
-// Used for avatar names
-// static
-BOOL LLLineEditor::prevalidateASCIIPrintableNoSpace(const LLWString &str)
-{
-	BOOL rv = TRUE;
-	S32 len = str.length();
-	if(len == 0) return rv;
-	while(len--)
-	{
-		llwchar wc = str[len];
-		if (wc < 0x20
-			|| wc > 0x7f
-			|| LLStringOps::isSpace(wc))
-		{
-			rv = FALSE;
-			break;
-		}
-		if( !(LLStringOps::isAlnum((char)str[len]) ||
-		      LLStringOps::isPunct((char)str[len]) ) )
-		{
-			rv = FALSE;
-			break;
-		}
-	}
-	return rv;
-}
-
-
-// static
-BOOL LLLineEditor::prevalidateASCII(const LLWString &str)
-{
-	BOOL rv = TRUE;
-	S32 len = str.length();
-	while(len--)
-	{
-		if (str[len] < 0x20 || str[len] > 0x7f)
-		{
-			rv = FALSE;
-			break;
-		}
-	}
-	return rv;
-}
-
 void LLLineEditor::onMouseCaptureLost()
 {
 	endSelection();
@@ -2560,3 +2313,25 @@ LLWString LLLineEditor::getConvertedText() const
 	}
 	return text;
 }
+
+void LLLineEditor::showContextMenu(S32 x, S32 y)
+{
+	LLContextMenu* menu = static_cast<LLContextMenu*>(mContextMenuHandle.get());
+
+	if (menu)
+	{
+		gEditMenuHandler = this;
+
+		S32 screen_x, screen_y;
+		localPointToScreen(x, y, &screen_x, &screen_y);
+		menu->show(screen_x, screen_y);
+	}
+}
+
+void LLLineEditor::setContextMenu(LLContextMenu* new_context_menu)
+{
+	if (new_context_menu)
+		mContextMenuHandle = new_context_menu->getHandle();
+	else
+		mContextMenuHandle.markDead();
+}
diff --git a/indra/llui/lllineeditor.h b/indra/llui/lllineeditor.h
index 49e9539b16..b62138426b 100644
--- a/indra/llui/lllineeditor.h
+++ b/indra/llui/lllineeditor.h
@@ -51,26 +51,18 @@
 #include "llviewborder.h"
 
 #include "llpreeditor.h"
-#include <boost/function.hpp>
+#include "lltextvalidate.h"
 
 class LLFontGL;
 class LLLineEditorRollback;
 class LLButton;
-
-typedef boost::function<BOOL (const LLWString &wstr)> LLLinePrevalidateFunc;
+class LLContextMenu;
 
 class LLLineEditor
 : public LLUICtrl, public LLEditMenuHandler, protected LLPreeditor
 {
 public:
 
-	struct PrevalidateNamedFuncs
-	:	public LLInitParam::TypeValuesHelper<LLLinePrevalidateFunc, PrevalidateNamedFuncs>
-
-	{
-		static void declareValues();
-	};
-	
 	typedef boost::function<void (LLLineEditor* caller)> keystroke_callback_t;
 	
 	struct Params : public LLInitParam::Block<Params, LLUICtrl::Params>
@@ -80,7 +72,7 @@ public:
 
 		Optional<keystroke_callback_t>	keystroke_callback;
 
-		Optional<LLLinePrevalidateFunc, PrevalidateNamedFuncs>	prevalidate_callback;
+		Optional<LLTextValidate::validate_func_t, LLTextValidate::ValidateTextNamedFuncs>	prevalidate_callback;
 		
 		Optional<LLViewBorder::Params>	border;
 
@@ -113,6 +105,7 @@ protected:
 	LLLineEditor(const Params&);
 	friend class LLUICtrlFactory;
 	friend class LLFloaterEditUI;
+	void showContextMenu(S32 x, S32 y);
 public:
 	virtual ~LLLineEditor();
 
@@ -122,6 +115,7 @@ public:
 	/*virtual*/ BOOL	handleHover(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL	handleDoubleClick(S32 x,S32 y,MASK mask);
 	/*virtual*/ BOOL	handleMiddleMouseDown(S32 x,S32 y,MASK mask);
+	/*virtual*/ BOOL	handleRightMouseDown(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL	handleKeyHere(KEY key, MASK mask );
 	/*virtual*/ BOOL	handleUnicodeCharHere(llwchar uni_char);
 	/*virtual*/ void	onMouseCaptureLost();
@@ -204,6 +198,8 @@ public:
 	const LLColor4& getReadOnlyFgColor() const	{ return mReadOnlyFgColor.get(); }
 	const LLColor4& getTentativeFgColor() const { return mTentativeFgColor.get(); }
 
+	const LLFontGL* getFont() const { return mGLFont; }
+
 	void			setIgnoreArrowKeys(BOOL b)		{ mIgnoreArrowKeys = b; }
 	void			setIgnoreTab(BOOL b)			{ mIgnoreTab = b; }
 	void			setPassDelete(BOOL b)			{ mPassDelete = b; }
@@ -231,17 +227,7 @@ public:
 	void setTextPadding(S32 left, S32 right);
 
 	// Prevalidation controls which keystrokes can affect the editor
-	void			setPrevalidate( LLLinePrevalidateFunc func );
-	static BOOL		prevalidateFloat(const LLWString &str );
-	static BOOL		prevalidateInt(const LLWString &str );
-	static BOOL		prevalidatePositiveS32(const LLWString &str);
-	static BOOL		prevalidateNonNegativeS32(const LLWString &str);
-	static BOOL		prevalidateAlphaNum(const LLWString &str );
-	static BOOL		prevalidateAlphaNumSpace(const LLWString &str );
-	static BOOL		prevalidateASCIIPrintableNoPipe(const LLWString &str); 
-	static BOOL		prevalidateASCIIPrintableNoSpace(const LLWString &str);
-	static BOOL		prevalidateASCII(const LLWString &str);
-
+	void			setPrevalidate( LLTextValidate::validate_func_t func );
 	static BOOL		postvalidateFloat(const std::string &str);
 
 	// line history support:
@@ -249,7 +235,9 @@ public:
 	void			updateHistory(); // stores current line in history
 
 	void			setReplaceNewlinesWithSpaces(BOOL replace);
-	
+
+	void			setContextMenu(LLContextMenu* new_context_menu);
+
 private:
 	// private helper methods
 
@@ -319,7 +307,7 @@ protected:
 	S32			mLastSelectionStart;
 	S32			mLastSelectionEnd;
 
-	LLLinePrevalidateFunc mPrevalidateFunc;
+	LLTextValidate::validate_func_t mPrevalidateFunc;
 
 	LLFrameTimer mKeystrokeTimer;
 	LLTimer		mTripleClickTimer;
@@ -348,6 +336,8 @@ protected:
 	std::vector<S32> mPreeditPositions;
 	LLPreeditor::standouts_t mPreeditStandouts;
 
+	LLHandle<LLView> mContextMenuHandle;
+
 private:
 	// Instances that by default point to the statics but can be overidden in XML.
 	LLPointer<LLUIImage> mBgImage;
diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp
index 7fa9a88059..d18abbfb2f 100644
--- a/indra/llui/llmenugl.cpp
+++ b/indra/llui/llmenugl.cpp
@@ -3941,7 +3941,6 @@ BOOL LLContextMenu::appendContextSubMenu(LLContextMenu *menu)
 	
 	item = LLUICtrlFactory::create<LLContextMenuBranch>(p);
 	LLMenuGL::sMenuContainer->addChild(item->getBranch());
-	item->setFont( LLFontGL::getFontSansSerif() );
 
 	return append( item );
 }
diff --git a/indra/llui/llmultisliderctrl.cpp b/indra/llui/llmultisliderctrl.cpp
index f4434a0f78..cb81c39103 100644
--- a/indra/llui/llmultisliderctrl.cpp
+++ b/indra/llui/llmultisliderctrl.cpp
@@ -138,7 +138,7 @@ LLMultiSliderCtrl::LLMultiSliderCtrl(const LLMultiSliderCtrl::Params& p)
 			params.font(p.font);
 			params.max_length_bytes(MAX_STRING_LENGTH);
 			params.commit_callback.function(LLMultiSliderCtrl::onEditorCommit);
-			params.prevalidate_callback(&LLLineEditor::prevalidateFloat);
+			params.prevalidate_callback(&LLTextValidate::validateFloat);
 			params.follows.flags(FOLLOWS_LEFT | FOLLOWS_BOTTOM);
 			mEditor = LLUICtrlFactory::create<LLLineEditor> (params);
 			mEditor->setFocusReceivedCallback( boost::bind(LLMultiSliderCtrl::onEditorGainFocus, _1, this) );
diff --git a/indra/llui/llnotifications.h b/indra/llui/llnotifications.h
index d55e0f4043..8d993b71d7 100644
--- a/indra/llui/llnotifications.h
+++ b/indra/llui/llnotifications.h
@@ -371,7 +371,7 @@ private:
 
 	// this is just for making it easy to look things up in a set organized by UUID -- DON'T USE IT
 	// for anything real!
- LLNotification(LLUUID uuid) : mId(uuid), mCancelled(false), mRespondedTo(false), mIgnored(false), mTemporaryResponder(false) {}
+ LLNotification(LLUUID uuid) : mId(uuid), mCancelled(false), mRespondedTo(false), mIgnored(false), mPriority(NOTIFICATION_PRIORITY_UNSPECIFIED), mTemporaryResponder(false) {}
 
 	void cancel();
 
diff --git a/indra/llui/llpanel.cpp b/indra/llui/llpanel.cpp
index 7f23fe2671..7b406e090a 100644
--- a/indra/llui/llpanel.cpp
+++ b/indra/llui/llpanel.cpp
@@ -936,7 +936,7 @@ LLPanel *LLPanel::childGetVisiblePanelWithHelp()
 	return ::childGetVisiblePanelWithHelp(this);
 }
 
-void LLPanel::childSetPrevalidate(const std::string& id, BOOL (*func)(const LLWString &) )
+void LLPanel::childSetPrevalidate(const std::string& id, bool (*func)(const LLWString &) )
 {
 	LLLineEditor* child = findChild<LLLineEditor>(id);
 	if (child)
diff --git a/indra/llui/llpanel.h b/indra/llui/llpanel.h
index 6de83fe3a7..4e53fd7ea3 100644
--- a/indra/llui/llpanel.h
+++ b/indra/llui/llpanel.h
@@ -226,7 +226,7 @@ public:
 	std::string childGetText(const std::string& id) const { return childGetValue(id).asString(); }
 
 	// LLLineEditor
-	void childSetPrevalidate(const std::string& id, BOOL (*func)(const LLWString &) );
+	void childSetPrevalidate(const std::string& id, bool (*func)(const LLWString &) );
 
 	// LLButton
 	void childSetAction(const std::string& id, boost::function<void(void*)> function, void* value = NULL);
diff --git a/indra/llui/llsliderctrl.cpp b/indra/llui/llsliderctrl.cpp
index 01c274bb4e..80ee5d0984 100644
--- a/indra/llui/llsliderctrl.cpp
+++ b/indra/llui/llsliderctrl.cpp
@@ -141,7 +141,7 @@ LLSliderCtrl::LLSliderCtrl(const LLSliderCtrl::Params& p)
 			line_p.rect.setIfNotProvided(text_rect);
 			line_p.font.setIfNotProvided(p.font);
 			line_p.commit_callback.function(&LLSliderCtrl::onEditorCommit);
-			line_p.prevalidate_callback(&LLLineEditor::prevalidateFloat);
+			line_p.prevalidate_callback(&LLTextValidate::validateFloat);
 			mEditor = LLUICtrlFactory::create<LLLineEditor>(line_p);
 
 			mEditor->setFocusReceivedCallback( boost::bind(&LLSliderCtrl::onEditorGainFocus, _1, this ));
diff --git a/indra/llui/llspinctrl.cpp b/indra/llui/llspinctrl.cpp
index 28f3788817..491cd7b6f3 100644
--- a/indra/llui/llspinctrl.cpp
+++ b/indra/llui/llspinctrl.cpp
@@ -127,7 +127,7 @@ LLSpinCtrl::LLSpinCtrl(const LLSpinCtrl::Params& p)
 	}
 	params.max_length_bytes(MAX_STRING_LENGTH);
 	params.commit_callback.function((boost::bind(&LLSpinCtrl::onEditorCommit, this, _2)));
-	params.prevalidate_callback(&LLLineEditor::prevalidateFloat);
+	params.prevalidate_callback(&LLTextValidate::validateFloat);
 	params.follows.flags(FOLLOWS_LEFT | FOLLOWS_BOTTOM);
 	mEditor = LLUICtrlFactory::create<LLLineEditor> (params);
 	mEditor->setFocusReceivedCallback( boost::bind(&LLSpinCtrl::onEditorGainFocus, _1, this ));
diff --git a/indra/llui/lltabcontainer.cpp b/indra/llui/lltabcontainer.cpp
index 6be76605fd..19408989a5 100644
--- a/indra/llui/lltabcontainer.cpp
+++ b/indra/llui/lltabcontainer.cpp
@@ -35,7 +35,6 @@
 #include "lltabcontainer.h"
 
 #include "llfocusmgr.h"
-#include "llbutton.h"
 #include "lllocalcliprect.h"
 #include "llrect.h"
 #include "llresizehandle.h"
@@ -96,6 +95,90 @@ public:
 
 //----------------------------------------------------------------------------
 
+//============================================================================
+/*
+ * @file lltabcontainer.cpp
+ * @brief class implements LLButton with LLIconCtrl on it
+ */
+class LLCustomButtonIconCtrl : public LLButton
+{
+public:
+	struct Params
+	: public LLInitParam::Block<Params, LLButton::Params>
+	{
+		// LEFT, RIGHT, TOP, BOTTOM paddings of LLIconCtrl in this class has same value
+		Optional<S32>					icon_ctrl_pad;
+
+		Params():
+		icon_ctrl_pad("icon_ctrl_pad", 1)
+		{}
+	};
+
+protected:
+	friend class LLUICtrlFactory;
+	LLCustomButtonIconCtrl(const Params& p):
+		LLButton(p),
+		mIcon(NULL),
+		mIconCtrlPad(p.icon_ctrl_pad)
+		{}
+
+public:
+
+	void updateLayout()
+	{
+		LLRect button_rect = getRect();
+		LLRect icon_rect = mIcon->getRect();
+
+		S32 icon_size = button_rect.getHeight() - 2*mIconCtrlPad;
+
+		switch(mIconAlignment)
+		{
+		case LLFontGL::LEFT:
+			icon_rect.setLeftTopAndSize(button_rect.mLeft + mIconCtrlPad, button_rect.mTop - mIconCtrlPad, 
+				icon_size, icon_size);
+			setLeftHPad(icon_size + mIconCtrlPad * 2);
+			break;
+		case LLFontGL::HCENTER:
+			icon_rect.setLeftTopAndSize(button_rect.mRight - (button_rect.getWidth() + mIconCtrlPad - icon_size)/2, button_rect.mTop - mIconCtrlPad, 
+				icon_size, icon_size);
+			setRightHPad(icon_size + mIconCtrlPad * 2);
+			break;
+		case LLFontGL::RIGHT:
+			icon_rect.setLeftTopAndSize(button_rect.mRight - mIconCtrlPad - icon_size, button_rect.mTop - mIconCtrlPad, 
+				icon_size, icon_size);
+			setRightHPad(icon_size + mIconCtrlPad * 2);
+			break;
+		default:
+			break;
+		}
+		mIcon->setRect(icon_rect);
+	}
+
+	void setIcon(LLIconCtrl* icon, LLFontGL::HAlign alignment = LLFontGL::LEFT)
+	{
+		if(icon)
+		{
+			if(mIcon)
+			{
+				removeChild(mIcon);
+				mIcon->die();
+			}
+			mIcon = icon;
+			mIconAlignment = alignment;
+
+			addChild(mIcon);
+			updateLayout();
+		}
+	}
+
+
+private:
+	LLIconCtrl* mIcon;
+	LLFontGL::HAlign mIconAlignment;
+	S32 mIconCtrlPad;
+};
+//============================================================================
+
 struct LLPlaceHolderPanel : public LLPanel
 {
 	// create dummy param block to register with "placeholder" nane
@@ -127,7 +210,9 @@ LLTabContainer::Params::Params()
 	tab_padding_right("tab_padding_right"),
 	first_tab("first_tab"),
 	middle_tab("middle_tab"),
-	last_tab("last_tab")
+	last_tab("last_tab"),
+	use_custom_icon_ctrl("use_custom_icon_ctrl", false),
+	tab_icon_ctrl_pad("tab_icon_ctrl_pad", 0)
 {
 	name(std::string("tab_container"));
 	mouse_opaque = false;
@@ -162,7 +247,9 @@ LLTabContainer::LLTabContainer(const LLTabContainer::Params& p)
 	mFont(p.font),
 	mFirstTabParams(p.first_tab),
 	mMiddleTabParams(p.middle_tab),
-	mLastTabParams(p.last_tab)
+	mLastTabParams(p.last_tab),
+	mCustomIconCtrlUsed(p.use_custom_icon_ctrl),
+	mTabIconCtrlPad(p.tab_icon_ctrl_pad)
 {
 	static LLUICachedControl<S32> tabcntr_vert_tab_min_width ("UITabCntrVertTabMinWidth", 0);
 
@@ -905,6 +992,11 @@ void LLTabContainer::addTabPanel(const TabPanelParams& panel)
 
 	LLTextBox* textbox = NULL;
 	LLButton* btn = NULL;
+	LLCustomButtonIconCtrl::Params custom_btn_params;
+	{
+		custom_btn_params.icon_ctrl_pad(mTabIconCtrlPad);
+	}
+	LLButton::Params normal_btn_params;
 	
 	if (placeholder)
 	{
@@ -924,7 +1016,9 @@ void LLTabContainer::addTabPanel(const TabPanelParams& panel)
 	{
 		if (mIsVertical)
 		{
-			LLButton::Params p;
+			LLButton::Params& p = (mCustomIconCtrlUsed)?
+					custom_btn_params:normal_btn_params;
+
 			p.name(std::string("vert tab button"));
 			p.rect(btn_rect);
 			p.follows.flags(FOLLOWS_TOP | FOLLOWS_LEFT);
@@ -942,11 +1036,22 @@ void LLTabContainer::addTabPanel(const TabPanelParams& panel)
 			{
 				p.pad_left(indent);
 			}
-			btn = LLUICtrlFactory::create<LLButton>(p);
+			
+			
+			if(mCustomIconCtrlUsed)
+			{
+				btn = LLUICtrlFactory::create<LLCustomButtonIconCtrl>(custom_btn_params);
+				
+			}
+			else
+			{
+				btn = LLUICtrlFactory::create<LLButton>(p);
+			}
 		}
 		else
 		{
-			LLButton::Params p;
+			LLButton::Params& p = (mCustomIconCtrlUsed)?
+					custom_btn_params:normal_btn_params;
 			p.name(std::string(child->getName()) + " tab");
 			p.rect(btn_rect);
 			p.click_callback.function(boost::bind(&LLTabContainer::onTabBtn, this, _2, child));
@@ -980,7 +1085,14 @@ void LLTabContainer::addTabPanel(const TabPanelParams& panel)
 				p.follows.flags = p.follows.flags() | FOLLOWS_BOTTOM;
 			}
 
-++			btn = LLUICtrlFactory::create<LLButton>(p);
+			if(mCustomIconCtrlUsed)
+			{
+				btn = LLUICtrlFactory::create<LLCustomButtonIconCtrl>(custom_btn_params);
+			}
+			else
+			{
+				btn = LLUICtrlFactory::create<LLButton>(p);
+			}
 		}
 	}
 	
@@ -1484,7 +1596,7 @@ void LLTabContainer::setTabImage(LLPanel* child, std::string image_name, const L
 	if( tuple )
 	{
 		tuple->mButton->setImageOverlay(image_name, LLFontGL::LEFT, color);
-		reshape_tuple(tuple);
+		reshapeTuple(tuple);
 	}
 }
 
@@ -1494,11 +1606,26 @@ void LLTabContainer::setTabImage(LLPanel* child, const LLUUID& image_id, const L
 	if( tuple )
 	{
 		tuple->mButton->setImageOverlay(image_id, LLFontGL::LEFT, color);
-		reshape_tuple(tuple);
+		reshapeTuple(tuple);
+	}
+}
+
+void LLTabContainer::setTabImage(LLPanel* child, LLIconCtrl* icon)
+{
+	LLTabTuple* tuple = getTabByPanel(child);
+	LLCustomButtonIconCtrl* button;
+
+	if(tuple)
+	{
+		button = dynamic_cast<LLCustomButtonIconCtrl*>(tuple->mButton);
+		if(button)
+		{
+			button->setIcon(icon);
+		}
 	}
 }
 
-void LLTabContainer::reshape_tuple(LLTabTuple* tuple)
+void LLTabContainer::reshapeTuple(LLTabTuple* tuple)
 {
 	static LLUICachedControl<S32> tab_padding ("UITabPadding", 0);
 	static LLUICachedControl<S32> image_left_padding ("UIButtonImageLeftPadding", 4);
diff --git a/indra/llui/lltabcontainer.h b/indra/llui/lltabcontainer.h
index 2a55877d3c..4b5d45fb73 100644
--- a/indra/llui/lltabcontainer.h
+++ b/indra/llui/lltabcontainer.h
@@ -36,6 +36,8 @@
 #include "llpanel.h"
 #include "lltextbox.h"
 #include "llframetimer.h"
+#include "lliconctrl.h"
+#include "llbutton.h"
 
 class LLTabTuple;
 
@@ -90,6 +92,16 @@ public:
 											middle_tab,
 											last_tab;
 
+		/**
+		 * Use LLCustomButtonIconCtrl or LLButton in LLTabTuple
+		 */
+		Optional<bool>						use_custom_icon_ctrl;
+
+		/**
+		 *  Paddings for LLIconCtrl in case of LLCustomButtonIconCtrl usage(use_custom_icon_ctrl = true)
+		 */
+		Optional<S32>						tab_icon_ctrl_pad;
+
 		Params();
 	};
 
@@ -173,6 +185,7 @@ public:
 	void		setTabPanelFlashing(LLPanel* child, BOOL state);
 	void 		setTabImage(LLPanel* child, std::string img_name, const LLColor4& color = LLColor4::white);
 	void 		setTabImage(LLPanel* child, const LLUUID& img_id, const LLColor4& color = LLColor4::white);
+	void		setTabImage(LLPanel* child, LLIconCtrl* icon);
 	void		setTitle( const std::string& title );
 	const std::string getPanelTitle(S32 index);
 
@@ -228,7 +241,7 @@ private:
 
 	// updates tab button images given the tuple, tab position and the corresponding params
 	void update_images(LLTabTuple* tuple, TabParams params, LLTabContainer::TabPosition pos);
-	void reshape_tuple(LLTabTuple* tuple);
+	void reshapeTuple(LLTabTuple* tuple);
 
 	// Variables
 	
@@ -278,6 +291,9 @@ private:
 	TabParams						mFirstTabParams;
 	TabParams						mMiddleTabParams;
 	TabParams						mLastTabParams;
+
+	bool							mCustomIconCtrlUsed;
+	S32								mTabIconCtrlPad;
 };
 
 #endif  // LL_TABCONTAINER_H
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index b977e50bc1..a83cc19d36 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -185,7 +185,7 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p)
 	mWriteableBgColor(p.bg_writeable_color),
 	mReadOnlyBgColor(p.bg_readonly_color),
 	mFocusBgColor(p.bg_focus_color),
-	mReflowNeeded(FALSE),
+	mReflowIndex(S32_MAX),
 	mCursorPos( 0 ),
 	mScrollNeeded(FALSE),
 	mDesiredXPixel(-1),
@@ -660,7 +660,7 @@ S32 LLTextBase::insertStringNoUndo(S32 pos, const LLWString &wstr, LLTextBase::s
 	}
 
 	onValueChange(pos, pos + insert_len);
-	needsReflow();
+	needsReflow(pos);
 
 	return insert_len;
 }
@@ -720,7 +720,7 @@ S32 LLTextBase::removeStringNoUndo(S32 pos, S32 length)
 	createDefaultSegment();
 
 	onValueChange(pos, pos);
-	needsReflow();
+	needsReflow(pos);
 
 	return -length;	// This will be wrong if someone calls removeStringNoUndo with an excessive length
 }
@@ -736,7 +736,7 @@ S32 LLTextBase::overwriteCharNoUndo(S32 pos, llwchar wc)
     getViewModel()->setDisplay(text);
 
 	onValueChange(pos, pos + 1);
-	needsReflow();
+	needsReflow(pos);
 
 	return 1;
 }
@@ -762,15 +762,18 @@ void LLTextBase::insertSegment(LLTextSegmentPtr segment_to_insert)
 	}
 
 	segment_set_t::iterator cur_seg_iter = getSegIterContaining(segment_to_insert->getStart());
+	S32 reflow_start_index = 0;
 
 	if (cur_seg_iter == mSegments.end())
 	{
 		mSegments.insert(segment_to_insert);
 		segment_to_insert->linkToDocument(this);
+		reflow_start_index = segment_to_insert->getStart();
 	}
 	else
 	{
 		LLTextSegmentPtr cur_segmentp = *cur_seg_iter;
+		reflow_start_index = cur_segmentp->getStart();
 		if (cur_segmentp->getStart() < segment_to_insert->getStart())
 		{
 			S32 old_segment_end = cur_segmentp->getEnd();
@@ -829,7 +832,7 @@ void LLTextBase::insertSegment(LLTextSegmentPtr segment_to_insert)
 	}
 
 	// layout potentially changed
-	needsReflow();
+	needsReflow(reflow_start_index);
 }
 
 BOOL LLTextBase::handleMouseDown(S32 x, S32 y, MASK mask)
@@ -1084,15 +1087,16 @@ S32 LLTextBase::getLeftOffset(S32 width)
 
 
 static LLFastTimer::DeclareTimer FTM_TEXT_REFLOW ("Text Reflow");
-void LLTextBase::reflow(S32 start_index)
+void LLTextBase::reflow()
 {
 	LLFastTimer ft(FTM_TEXT_REFLOW);
 
 	updateSegments();
 
-	while(mReflowNeeded)
+	while(mReflowIndex < S32_MAX)
 	{
-		mReflowNeeded = false;
+		S32 start_index = mReflowIndex;
+		mReflowIndex = S32_MAX;
 
 		// shrink document to minimum size (visible portion of text widget)
 		// to force inlined widgets with follows set to shrink
@@ -1133,6 +1137,7 @@ void LLTextBase::reflow(S32 start_index)
 			line_list_t::iterator iter = std::upper_bound(mLineInfoList.begin(), mLineInfoList.end(), start_index, line_end_compare());
 			line_start_index = iter->mDocIndexStart;
 			line_count = iter->mLineNum;
+			cur_top = iter->mRect.mTop;
 			getSegmentAndOffset(iter->mDocIndexStart, &seg_iter, &seg_offset);
 			mLineInfoList.erase(iter, mLineInfoList.end());
 		}
@@ -1619,6 +1624,12 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c
 	}
 }
 
+void LLTextBase::needsReflow(S32 index)
+{
+	lldebugs << "reflow on object " << (void*)this << " index = " << mReflowIndex << ", new index = " << index << llendl;
+	mReflowIndex = llmin(mReflowIndex, index);
+}
+
 void LLTextBase::appendAndHighlightText(const std::string &new_text, bool prepend_newline, S32 highlight_part, const LLStyle::Params& style_params)
 {
 	if (new_text.empty()) return;                                                                                 
@@ -2260,7 +2271,7 @@ LLNormalTextSegment::LLNormalTextSegment( LLStyleConstSP style, S32 start, S32 e
 	LLUIImagePtr image = mStyle->getImage();
 	if (image.notNull())
 	{
-		mImageLoadedConnection = image->addLoadedCallback(boost::bind(&LLTextBase::needsReflow, &mEditor));
+		mImageLoadedConnection = image->addLoadedCallback(boost::bind(&LLTextBase::needsReflow, &mEditor, start));
 	}
 }
 
@@ -2323,8 +2334,6 @@ F32 LLNormalTextSegment::drawClippedSegment(S32 seg_start, S32 seg_end, S32 sele
 
 	LLColor4 color = (mEditor.getReadOnly() ? mStyle->getReadOnlyColor() : mStyle->getColor())  % alpha;
 
-	font = mStyle->getFont();
-
   	if( selection_start > seg_start )
 	{
 		// Draw normally
diff --git a/indra/llui/lltextbase.h b/indra/llui/lltextbase.h
index ed2f239476..3dda6f4cc8 100644
--- a/indra/llui/lltextbase.h
+++ b/indra/llui/lltextbase.h
@@ -150,7 +150,7 @@ public:
 
 	void					appendText(const std::string &new_text, bool prepend_newline, const LLStyle::Params& input_params = LLStyle::Params());
 	// force reflow of text
-	void					needsReflow() { mReflowNeeded = TRUE; }
+	void					needsReflow(S32 index = 0);
 
 	S32						getLength() const { return getWText().length(); }
 	S32						getLineCount() const { return mLineInfoList.size(); }
@@ -292,7 +292,7 @@ protected:
 	S32								getFirstVisibleLine() const;
 	std::pair<S32, S32>				getVisibleLines(bool fully_visible = false);
 	S32								getLeftOffset(S32 width);
-	void							reflow(S32 start_index = 0);
+	void							reflow();
 
 	// cursor
 	void							updateCursorXPos();
@@ -362,7 +362,7 @@ protected:
 	class LLScrollContainer*	mScroller;
 
 	// transient state
-	bool						mReflowNeeded;		// need to reflow text because of change to text contents or display region
+	S32							mReflowIndex;		// index at which to start reflow.  S32_MAX indicates no reflow needed.
 	bool						mScrollNeeded;		// need to change scroll region because of change to cursor position
 	S32							mScrollIndex;		// index of first character to keep visible in scroll region
 
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp
index e76fee9f17..ad9f066539 100644
--- a/indra/llui/lltexteditor.cpp
+++ b/indra/llui/lltexteditor.cpp
@@ -237,13 +237,17 @@ private:
 ///////////////////////////////////////////////////////////////////
 LLTextEditor::Params::Params()
 :	default_text("default_text"),
+	prevalidate_callback("prevalidate_callback"),
 	embedded_items("embedded_items", false),
 	ignore_tab("ignore_tab", true),
 	handle_edit_keys_directly("handle_edit_keys_directly", false),
 	show_line_numbers("show_line_numbers", false),
 	default_color("default_color"),
-    commit_on_focus_lost("commit_on_focus_lost", false)
-{}
+    commit_on_focus_lost("commit_on_focus_lost", false),
+	show_context_menu("show_context_menu")
+{
+	addSynonym(prevalidate_callback, "text_type");
+}
 
 LLTextEditor::LLTextEditor(const LLTextEditor::Params& p) :
 	LLTextBase(p),
@@ -258,7 +262,9 @@ LLTextEditor::LLTextEditor(const LLTextEditor::Params& p) :
 	mMouseDownX(0),
 	mMouseDownY(0),
 	mTabsToNextField(p.ignore_tab),
-	mContextMenu(NULL)
+	mPrevalidateFunc(p.prevalidate_callback()),
+	mContextMenu(NULL),
+	mShowContextMenu(p.show_context_menu)
 {
 	mDefaultFont = p.font;
 
@@ -318,6 +324,17 @@ LLTextEditor::~LLTextEditor()
 
 void LLTextEditor::setText(const LLStringExplicit &utf8str, const LLStyle::Params& input_params)
 {
+	// validate incoming text if necessary
+	if (mPrevalidateFunc)
+	{
+		LLWString test_text = utf8str_to_wstring(utf8str);
+		if (!mPrevalidateFunc(test_text))
+		{
+			// not valid text, nothing to do
+			return;
+		}
+	}
+
 	blockUndo();
 	deselect();
 
@@ -720,7 +737,10 @@ BOOL LLTextEditor::handleRightMouseDown(S32 x, S32 y, MASK mask)
 	}
 	if (!LLTextBase::handleRightMouseDown(x, y, mask))
 	{
-		showContextMenu(x, y);
+		if(getChowContextMenu())
+		{
+			showContextMenu(x, y);
+		}
 	}
 	return TRUE;
 }
@@ -906,6 +926,21 @@ S32 LLTextEditor::execute( TextCmd* cmd )
 		// Push the new command is now on the top (front) of the undo stack.
 		mUndoStack.push_front(cmd);
 		mLastCmd = cmd;
+
+		bool need_to_rollback = mPrevalidateFunc 
+								&& !mPrevalidateFunc(getViewModel()->getDisplay());
+		if (need_to_rollback)
+		{
+			// get rid of this last command and clean up undo stack
+			undo();
+
+			// remove any evidence of this command from redo history
+			mUndoStack.pop_front();
+			delete cmd;
+
+			// failure, nothing changed
+			delta = 0;
+		}
 	}
 	else
 	{
@@ -1029,7 +1064,21 @@ S32 LLTextEditor::addChar(S32 pos, llwchar wc)
 	if (mLastCmd && mLastCmd->canExtend(pos))
 	{
 		S32 delta = 0;
+		if (mPrevalidateFunc)
+		{
+			// get a copy of current text contents
+			LLWString test_string(getViewModel()->getDisplay());
+
+			// modify text contents as if this addChar succeeded
+			llassert(pos <= (S32)test_string.size());
+			test_string.insert(pos, 1, wc);
+			if (!mPrevalidateFunc( test_string))
+			{
+				return 0;
+			}
+		}
 		mLastCmd->extendAndExecute(this, pos, wc, &delta);
+
 		return delta;
 	}
 	else
@@ -1285,8 +1334,6 @@ void LLTextEditor::cut()
 	gClipboard.copyFromSubstring( getWText(), left_pos, length, mSourceID );
 	deleteSelection( FALSE );
 
-	needsReflow();
-
 	onKeyStroke();
 }
 
@@ -1391,8 +1438,6 @@ void LLTextEditor::pasteHelper(bool is_primary)
 	setCursorPos(mCursorPos + insert(mCursorPos, clean_string, FALSE, LLTextSegmentPtr()));
 	deselect();
 
-	needsReflow();
-
 	onKeyStroke();
 }
 
@@ -1787,8 +1832,6 @@ BOOL LLTextEditor::handleKeyHere(KEY key, MASK mask )
 
 		if(text_may_have_changed)
 		{
-			needsReflow();
-
 			onKeyStroke();
 		}
 		needsScroll();
@@ -1831,8 +1874,6 @@ BOOL LLTextEditor::handleUnicodeCharHere(llwchar uni_char)
 		// Most keystrokes will make the selection box go away, but not all will.
 		deselect();
 
-		needsReflow();
-
 		onKeyStroke();
 	}
 
@@ -1891,8 +1932,6 @@ void LLTextEditor::doDelete()
 	}
 
 	onKeyStroke();
-
-	needsReflow();
 }
 
 //----------------------------------------------------------------------------
@@ -1935,8 +1974,6 @@ void LLTextEditor::undo()
 
 		setCursorPos(pos);
 
-	needsReflow();
-
 	onKeyStroke();
 }
 
@@ -1979,8 +2016,6 @@ void LLTextEditor::redo()
 		
 		setCursorPos(pos);
 
-	needsReflow();
-
 	onKeyStroke();
 }
 
@@ -2339,8 +2374,6 @@ void LLTextEditor::insertText(const std::string &new_text)
 
 	setCursorPos(mCursorPos + insert( mCursorPos, utf8str_to_wstring(new_text), FALSE, LLTextSegmentPtr() ));
 	
-	needsReflow();
-
 	setEnabled( enabled );
 }
 
@@ -2363,8 +2396,6 @@ void LLTextEditor::appendWidget(const LLInlineViewSegment::Params& params, const
 	LLTextSegmentPtr segment = new LLInlineViewSegment(params, old_length, old_length + widget_wide_text.size());
 	insert(getLength(), widget_wide_text, FALSE, segment);
 
-	needsReflow();
-	
 	// Set the cursor and scroll position
 	if( selection_start != selection_end )
 	{
@@ -2389,52 +2420,6 @@ void LLTextEditor::appendWidget(const LLInlineViewSegment::Params& params, const
 	}
 }
 
-
-void LLTextEditor::replaceUrlLabel(const std::string &url,
-								   const std::string &label)
-{
-	// get the full (wide) text for the editor so we can change it
-	LLWString text = getWText();
-	LLWString wlabel = utf8str_to_wstring(label);
-	bool modified = false;
-	S32 seg_start = 0;
-
-	// iterate through each segment looking for ones styled as links
-	segment_set_t::iterator it;
-	for (it = mSegments.begin(); it != mSegments.end(); ++it)
-	{
-		LLTextSegment *seg = *it;
-		LLStyleConstSP style = seg->getStyle();
-
-		// update segment start/end length in case we replaced text earlier
-		S32 seg_length = seg->getEnd() - seg->getStart();
-		seg->setStart(seg_start);
-		seg->setEnd(seg_start + seg_length);
-
-		// if we find a link with our Url, then replace the label
-		if (style->isLink() && style->getLinkHREF() == url)
-		{
-			S32 start = seg->getStart();
-			S32 end = seg->getEnd();
-			text = text.substr(0, start) + wlabel + text.substr(end, text.size() - end + 1);
-			seg->setEnd(start + wlabel.size());
-			modified = true;
-		}
-
-		// work out the character offset for the next segment
-		seg_start = seg->getEnd();
-	}
-
-	// update the editor with the new (wide) text string
-	if (modified)
-	{
-		getViewModel()->setDisplay(text);
-		deselect();
-		setCursorPos(mCursorPos);
-		needsReflow();
-	}
-}
-
 void LLTextEditor::removeTextFromEnd(S32 num_chars)
 {
 	if (num_chars <= 0) return;
@@ -2446,7 +2431,6 @@ void LLTextEditor::removeTextFromEnd(S32 num_chars)
 	mSelectionStart = llclamp(mSelectionStart, 0, len);
 	mSelectionEnd = llclamp(mSelectionEnd, 0, len);
 
-	needsReflow();
 	needsScroll();
 }
 
@@ -2505,8 +2489,6 @@ BOOL LLTextEditor::tryToRevertToPristineState()
 				i--;
 			}
 		}
-
-		needsReflow();
 	}
 
 	return isPristine(); // TRUE => success
@@ -2574,7 +2556,7 @@ void LLTextEditor::updateLinkSegments()
 			// then update the link's HREF to be the same as the label text.
 			// This lets users edit Urls in-place.
 			LLStyleConstSP style = segment->getStyle();
-			LLStyle* new_style = new LLStyle(*style);
+			LLStyleSP new_style(new LLStyle(*style));
 			LLWString url_label = wtext.substr(segment->getStart(), segment->getEnd()-segment->getStart());
 			if (LLUrlRegistry::instance().hasUrl(url_label))
 			{
@@ -2681,7 +2663,6 @@ BOOL LLTextEditor::importBuffer(const char* buffer, S32 length )
 	startOfDoc();
 	deselect();
 
-	needsReflow();
 	return success;
 }
 
@@ -2785,7 +2766,6 @@ void LLTextEditor::updatePreedit(const LLWString &preedit_string,
 
 	mPreeditStandouts = preedit_standouts;
 
-	needsReflow();
 	setCursorPos(insert_preedit_at + caret_position);
 
 	// Update of the preedit should be caused by some key strokes.
diff --git a/indra/llui/lltexteditor.h b/indra/llui/lltexteditor.h
index 043dda8fa6..00c6a8b68a 100644
--- a/indra/llui/lltexteditor.h
+++ b/indra/llui/lltexteditor.h
@@ -44,6 +44,7 @@
 #include "lldarray.h"
 #include "llviewborder.h" // for params
 #include "lltextbase.h"
+#include "lltextvalidate.h"
 
 #include "llpreeditor.h"
 #include "llcontrol.h"
@@ -63,12 +64,14 @@ public:
 	struct Params : public LLInitParam::Block<Params, LLTextBase::Params>
 	{
 		Optional<std::string>	default_text;
+		Optional<LLTextValidate::validate_func_t, LLTextValidate::ValidateTextNamedFuncs>	prevalidate_callback;
 
 		Optional<bool>			embedded_items,
 								ignore_tab,
 								handle_edit_keys_directly,
 								show_line_numbers,
-								commit_on_focus_lost;
+								commit_on_focus_lost,
+								show_context_menu;
 
 		//colors
 		Optional<LLUIColor>		default_color;
@@ -149,7 +152,6 @@ public:
 	void			selectNext(const std::string& search_text_in, BOOL case_insensitive, BOOL wrap = TRUE);
 	BOOL			replaceText(const std::string& search_text, const std::string& replace_text, BOOL case_insensitive, BOOL wrap = TRUE);
 	void			replaceTextAll(const std::string& search_text, const std::string& replace_text, BOOL case_insensitive);
-	void			replaceUrlLabel(const std::string &url, const std::string &label);
 	
 	// Undo/redo stack
 	void			blockUndo();
@@ -201,6 +203,9 @@ public:
 	const LLTextSegmentPtr	getPreviousSegment() const;
 	void getSelectedSegments(segment_vec_t& segments) const;
 
+	void			setShowContextMenu(bool show) { mShowContextMenu = show; }
+	bool			getChowContextMenu() const { return mShowContextMenu; }
+
 protected:
 	void			showContextMenu(S32 x, S32 y);
 	void			drawPreeditMarker();
@@ -320,6 +325,7 @@ private:
 	BOOL			mTakesFocus;
 
 	BOOL			mAllowEmbeddedItems;
+	bool			mShowContextMenu;
 
 	LLUUID			mSourceID;
 
@@ -330,6 +336,7 @@ private:
 	LLCoordGL		mLastIMEPosition;		// Last position of the IME editor
 
 	keystroke_signal_t mKeystrokeSignal;
+	LLTextValidate::validate_func_t mPrevalidateFunc;
 
 	LLContextMenu* mContextMenu;
 }; // end class LLTextEditor
diff --git a/indra/llui/lltextvalidate.cpp b/indra/llui/lltextvalidate.cpp
new file mode 100644
index 0000000000..8b6bc5bd7d
--- /dev/null
+++ b/indra/llui/lltextvalidate.cpp
@@ -0,0 +1,302 @@
+/** 
+ * @file lltextvalidate.cpp
+ * @brief Text validation helper functions
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+// Text editor widget to let users enter a single line.
+
+#include "linden_common.h"
+ 
+#include "lltextvalidate.h"
+#include "llresmgr.h" // for LLLocale
+
+namespace LLTextValidate
+{
+	void ValidateTextNamedFuncs::declareValues()
+	{
+		declare("ascii", validateASCII);
+		declare("float", validateFloat);
+		declare("int", validateInt);
+		declare("positive_s32", validatePositiveS32);
+		declare("non_negative_s32", validateNonNegativeS32);
+		declare("alpha_num", validateAlphaNum);
+		declare("alpha_num_space", validateAlphaNumSpace);
+		declare("ascii_printable_no_pipe", validateASCIIPrintableNoPipe);
+		declare("ascii_printable_no_space", validateASCIIPrintableNoSpace);
+	}
+
+	// Limits what characters can be used to [1234567890.-] with [-] only valid in the first position.
+	// Does NOT ensure that the string is a well-formed number--that's the job of post-validation--for
+	// the simple reasons that intermediate states may be invalid even if the final result is valid.
+	// 
+	bool validateFloat(const LLWString &str)
+	{
+		LLLocale locale(LLLocale::USER_LOCALE);
+
+		bool success = TRUE;
+		LLWString trimmed = str;
+		LLWStringUtil::trim(trimmed);
+		S32 len = trimmed.length();
+		if( 0 < len )
+		{
+			// May be a comma or period, depending on the locale
+			llwchar decimal_point = (llwchar)LLResMgr::getInstance()->getDecimalPoint();
+
+			S32 i = 0;
+
+			// First character can be a negative sign
+			if( '-' == trimmed[0] )
+			{
+				i++;
+			}
+
+			for( ; i < len; i++ )
+			{
+				if( (decimal_point != trimmed[i] ) && !LLStringOps::isDigit( trimmed[i] ) )
+				{
+					success = FALSE;
+					break;
+				}
+			}
+		}		
+
+		return success;
+	}
+
+	// Limits what characters can be used to [1234567890-] with [-] only valid in the first position.
+	// Does NOT ensure that the string is a well-formed number--that's the job of post-validation--for
+	// the simple reasons that intermediate states may be invalid even if the final result is valid.
+	//
+	bool validateInt(const LLWString &str)
+	{
+		LLLocale locale(LLLocale::USER_LOCALE);
+
+		bool success = TRUE;
+		LLWString trimmed = str;
+		LLWStringUtil::trim(trimmed);
+		S32 len = trimmed.length();
+		if( 0 < len )
+		{
+			S32 i = 0;
+
+			// First character can be a negative sign
+			if( '-' == trimmed[0] )
+			{
+				i++;
+			}
+
+			for( ; i < len; i++ )
+			{
+				if( !LLStringOps::isDigit( trimmed[i] ) )
+				{
+					success = FALSE;
+					break;
+				}
+			}
+		}		
+
+		return success;
+	}
+
+	bool validatePositiveS32(const LLWString &str)
+	{
+		LLLocale locale(LLLocale::USER_LOCALE);
+
+		LLWString trimmed = str;
+		LLWStringUtil::trim(trimmed);
+		S32 len = trimmed.length();
+		bool success = TRUE;
+		if(0 < len)
+		{
+			if(('-' == trimmed[0]) || ('0' == trimmed[0]))
+			{
+				success = FALSE;
+			}
+			S32 i = 0;
+			while(success && (i < len))
+			{
+				if(!LLStringOps::isDigit(trimmed[i++]))
+				{
+					success = FALSE;
+				}
+			}
+		}
+		if (success)
+		{
+			S32 val = strtol(wstring_to_utf8str(trimmed).c_str(), NULL, 10);
+			if (val <= 0)
+			{
+				success = FALSE;
+			}
+		}
+		return success;
+	}
+
+	bool validateNonNegativeS32(const LLWString &str)
+	{
+		LLLocale locale(LLLocale::USER_LOCALE);
+
+		LLWString trimmed = str;
+		LLWStringUtil::trim(trimmed);
+		S32 len = trimmed.length();
+		bool success = TRUE;
+		if(0 < len)
+		{
+			if('-' == trimmed[0])
+			{
+				success = FALSE;
+			}
+			S32 i = 0;
+			while(success && (i < len))
+			{
+				if(!LLStringOps::isDigit(trimmed[i++]))
+				{
+					success = FALSE;
+				}
+			}
+		}
+		if (success)
+		{
+			S32 val = strtol(wstring_to_utf8str(trimmed).c_str(), NULL, 10);
+			if (val < 0)
+			{
+				success = FALSE;
+			}
+		}
+		return success;
+	}
+
+	bool validateAlphaNum(const LLWString &str)
+	{
+		LLLocale locale(LLLocale::USER_LOCALE);
+
+		bool rv = TRUE;
+		S32 len = str.length();
+		if(len == 0) return rv;
+		while(len--)
+		{
+			if( !LLStringOps::isAlnum((char)str[len]) )
+			{
+				rv = FALSE;
+				break;
+			}
+		}
+		return rv;
+	}
+
+	bool validateAlphaNumSpace(const LLWString &str)
+	{
+		LLLocale locale(LLLocale::USER_LOCALE);
+
+		bool rv = TRUE;
+		S32 len = str.length();
+		if(len == 0) return rv;
+		while(len--)
+		{
+			if(!(LLStringOps::isAlnum((char)str[len]) || (' ' == str[len])))
+			{
+				rv = FALSE;
+				break;
+			}
+		}
+		return rv;
+	}
+
+	// Used for most names of things stored on the server, due to old file-formats
+	// that used the pipe (|) for multiline text storage.  Examples include
+	// inventory item names, parcel names, object names, etc.
+	bool validateASCIIPrintableNoPipe(const LLWString &str)
+	{
+		bool rv = TRUE;
+		S32 len = str.length();
+		if(len == 0) return rv;
+		while(len--)
+		{
+			llwchar wc = str[len];
+			if (wc < 0x20
+				|| wc > 0x7f
+				|| wc == '|')
+			{
+				rv = FALSE;
+				break;
+			}
+			if(!(wc == ' '
+				 || LLStringOps::isAlnum((char)wc)
+				 || LLStringOps::isPunct((char)wc) ) )
+			{
+				rv = FALSE;
+				break;
+			}
+		}
+		return rv;
+	}
+
+
+	// Used for avatar names
+	bool validateASCIIPrintableNoSpace(const LLWString &str)
+	{
+		bool rv = TRUE;
+		S32 len = str.length();
+		if(len == 0) return rv;
+		while(len--)
+		{
+			llwchar wc = str[len];
+			if (wc < 0x20
+				|| wc > 0x7f
+				|| LLStringOps::isSpace(wc))
+			{
+				rv = FALSE;
+				break;
+			}
+			if( !(LLStringOps::isAlnum((char)str[len]) ||
+				  LLStringOps::isPunct((char)str[len]) ) )
+			{
+				rv = FALSE;
+				break;
+			}
+		}
+		return rv;
+	}
+
+	bool validateASCII(const LLWString &str)
+	{
+		bool rv = TRUE;
+		S32 len = str.length();
+		while(len--)
+		{
+			if (str[len] < 0x20 || str[len] > 0x7f)
+			{
+				rv = FALSE;
+				break;
+			}
+		}
+		return rv;
+	}
+}
diff --git a/indra/llui/lltextvalidate.h b/indra/llui/lltextvalidate.h
new file mode 100644
index 0000000000..ffb4e85e7c
--- /dev/null
+++ b/indra/llui/lltextvalidate.h
@@ -0,0 +1,63 @@
+/** 
+ * @file lltextbase.h
+ * @author Martin Reddy
+ * @brief The base class of text box/editor, providing Url handling support
+ *
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * 
+ * Copyright (c) 2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTEXTVALIDATE_H
+#define LL_LLTEXTVALIDATE_H
+
+#include "llstring.h"
+#include "llinitparam.h"
+#include <boost/function.hpp>
+
+namespace LLTextValidate
+{
+	typedef boost::function<BOOL (const LLWString &wstr)> validate_func_t;
+
+	struct ValidateTextNamedFuncs
+	:	public LLInitParam::TypeValuesHelper<validate_func_t, ValidateTextNamedFuncs>
+	{
+		static void declareValues();
+	};
+
+	bool	validateFloat(const LLWString &str );
+	bool	validateInt(const LLWString &str );
+	bool	validatePositiveS32(const LLWString &str);
+	bool	validateNonNegativeS32(const LLWString &str);
+	bool	validateAlphaNum(const LLWString &str );
+	bool	validateAlphaNumSpace(const LLWString &str );
+	bool	validateASCIIPrintableNoPipe(const LLWString &str); 
+	bool	validateASCIIPrintableNoSpace(const LLWString &str);
+	bool	validateASCII(const LLWString &str);
+}
+
+
+#endif
diff --git a/indra/llui/lltooltip.h b/indra/llui/lltooltip.h
index 7978b6a583..c0811c56c3 100644
--- a/indra/llui/lltooltip.h
+++ b/indra/llui/lltooltip.h
@@ -129,7 +129,8 @@ private:
 class LLInspector : public LLToolTip
 {
 public:
-	struct Params : public LLInitParam::Block<Params, LLToolTip::Params> {};
+	struct Params : public LLInitParam::Block<Params, LLToolTip::Params> 
+	{};
 };
 
 class LLToolTipMgr : public LLSingleton<LLToolTipMgr>
diff --git a/indra/llui/llurlentry.cpp b/indra/llui/llurlentry.cpp
index b20de914a0..92b7816bdd 100644
--- a/indra/llui/llurlentry.cpp
+++ b/indra/llui/llurlentry.cpp
@@ -232,7 +232,7 @@ std::string LLUrlEntryHTTPNoProtocol::getUrl(const std::string &string) const
 LLUrlEntrySLURL::LLUrlEntrySLURL()
 {
 	// see http://slurl.com/about.php for details on the SLURL format
-	mPattern = boost::regex("http://slurl.com/secondlife/\\S+/?(\\d+)?/?(\\d+)?/?(\\d+)?/?\\S*",
+	mPattern = boost::regex("http://(maps.secondlife.com|slurl.com)/secondlife/\\S+/?(\\d+)?/?(\\d+)?/?(\\d+)?/?\\S*",
 							boost::regex::perl|boost::regex::icase);
 	mMenuName = "menu_url_slurl.xml";
 	mTooltip = LLTrans::getString("TooltipSLURL");