automated merge

37 files changed, 848 insertions, 441 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..1d4dc35cee 100644
--- a/indra/llui/llbutton.cpp
+++ b/indra/llui/llbutton.cpp
@@ -81,10 +81,9 @@ LLButton::Params::Params()
 	image_pressed_selected("image_pressed_selected"),
 	image_overlay("image_overlay"),
 	image_overlay_alignment("image_overlay_alignment", std::string("center")),
-	image_left_pad("image_left_pad"),
-	image_right_pad("image_right_pad"),
 	image_top_pad("image_top_pad"),
 	image_bottom_pad("image_bottom_pad"),
+	imgoverlay_label_space("imgoverlay_label_space", 1),
 	label_color("label_color"),
 	label_color_selected("label_color_selected"),	// requires is_toggle true
 	label_color_disabled("label_color_disabled"),
@@ -144,10 +143,9 @@ LLButton::LLButton(const LLButton::Params& p)
 	mImageOverlay(p.image_overlay()),
 	mImageOverlayColor(p.image_overlay_color()),
 	mImageOverlayAlignment(LLFontGL::hAlignFromName(p.image_overlay_alignment)),
-	mImageOverlayLeftPad(p.image_left_pad),
-	mImageOverlayRightPad(p.image_right_pad),
 	mImageOverlayTopPad(p.image_top_pad),
 	mImageOverlayBottomPad(p.image_bottom_pad),
+	mImgOverlayLabelSpace(p.imgoverlay_label_space),
 	mIsToggle(p.is_toggle),
 	mScaleImage(p.scale_image),
 	mDropShadowedText(p.label_shadow),
@@ -771,12 +769,7 @@ 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 +781,9 @@ void LLButton::draw()
 		switch(mImageOverlayAlignment)
 		{
 		case LLFontGL::LEFT:
-			text_left += overlay_width + mImageOverlayRightPad + 1;
-			text_width -= text_width_delta;
+			text_left += overlay_width + mImgOverlayLabelSpace;
 			mImageOverlay->draw(
-				mLeftHPad, 
+				mLeftHPad,
 				center_y - (overlay_height / 2), 
 				overlay_width, 
 				overlay_height, 
@@ -806,10 +798,9 @@ void LLButton::draw()
 				overlay_color);
 			break;
 		case LLFontGL::RIGHT:
-			text_right -= overlay_width + mImageOverlayLeftPad+ 1;
-			text_width -= text_width_delta;
+			text_right -= overlay_width + mImgOverlayLabelSpace;
 			mImageOverlay->draw(
-				getRect().getWidth() - mRightHPad - overlay_width, 
+				getRect().getWidth() - mRightHPad - overlay_width,
 				center_y - (overlay_height / 2), 
 				overlay_width, 
 				overlay_height, 
diff --git a/indra/llui/llbutton.h b/indra/llui/llbutton.h
index 8e5f19602f..8f35db1007 100644
--- a/indra/llui/llbutton.h
+++ b/indra/llui/llbutton.h
@@ -107,11 +107,14 @@ public:
 		Optional<S32>			pad_bottom; // under text label
 		
 		//image overlay paddings
-		Optional<S32>			image_left_pad;
-		Optional<S32>			image_right_pad;
 		Optional<S32>			image_top_pad;
 		Optional<S32>			image_bottom_pad;
 
+		/**
+		 * Space between image_overlay and label
+		 */
+		Optional<S32>			imgoverlay_label_space;
+
 		// callbacks
 		Optional<CommitCallbackParam>	click_callback, // alias -> commit_callback
 										mouse_down_callback,
@@ -192,10 +195,6 @@ public:
 	void			setLeftHPad( S32 pad )					{ mLeftHPad = pad; }
 	void			setRightHPad( S32 pad )					{ mRightHPad = pad; }
 
-	void 			setImageOverlayLeftPad( S32 pad )			{ mImageOverlayLeftPad = pad; }
-	S32 			getImageOverlayLeftPad() const				{ return mImageOverlayLeftPad; }
-	void 			setImageOverlayRightPad( S32 pad )			{ mImageOverlayRightPad = pad; }
-	S32 			getImageOverlayRightPad() const				{ return mImageOverlayRightPad; }
 	void 			setImageOverlayTopPad( S32 pad )			{ mImageOverlayTopPad = pad; }
 	S32 			getImageOverlayTopPad() const				{ return mImageOverlayTopPad; }
 	void 			setImageOverlayBottomPad( S32 pad )			{ mImageOverlayBottomPad = pad; }
@@ -328,11 +327,14 @@ private:
 	S32							mRightHPad;
 	S32							mBottomVPad;	// under text label
 
-	S32							mImageOverlayLeftPad;
-	S32							mImageOverlayRightPad;
 	S32							mImageOverlayTopPad;
 	S32							mImageOverlayBottomPad;
 
+	/*
+	 * Space between image_overlay and label
+	 */
+	S32							mImgOverlayLabelSpace;
+
 	F32							mHoverGlowStrength;
 	F32							mCurGlowStrength;
 
diff --git a/indra/llui/llconsole.cpp b/indra/llui/llconsole.cpp
index 0237c80efa..a4f69e7ac1 100644
--- a/indra/llui/llconsole.cpp
+++ b/indra/llui/llconsole.cpp
@@ -244,23 +244,6 @@ void LLConsole::draw()
 	}
 }
 
-void LLConsole::addLine(const std::string& utf8line)
-{
-	LLWString wline = utf8str_to_wstring(utf8line);
-	addLine(wline, 0.f, LLColor4(1.f, 1.f, 1.f, 1.f));
-}
-
-void LLConsole::addLine(const LLWString& wline)
-{
-	addLine(wline, 0.f, LLColor4(1.f, 1.f, 1.f, 1.f));
-}
-
-void LLConsole::addLine(const std::string& utf8line, F32 size, const LLColor4 &color)
-{
-	LLWString wline = utf8str_to_wstring(utf8line);
-	addLine(wline, size, color);
-}
-
 //Generate highlight color segments for this paragraph.  Pass in default color of paragraph.
 void LLConsole::Paragraph::makeParagraphColorSegments (const LLColor4 &color) 
 {
@@ -383,21 +366,45 @@ void LLConsole::Paragraph::updateLines(F32 screen_width, const LLFontGL* font, b
 
 //Pass in the string and the default color for this block of text.
 LLConsole::Paragraph::Paragraph (LLWString str, const LLColor4 &color, F32 add_time, const LLFontGL* font, F32 screen_width) 
-						: mParagraphText(str), mAddTime(add_time), mMaxWidth(-1)
+:	mParagraphText(str), mAddTime(add_time), mMaxWidth(-1)
 {
 	makeParagraphColorSegments(color);
 	updateLines( screen_width, font );
 }
 	
-void LLConsole::addLine(const LLWString& wline, F32 size, const LLColor4 &color)
+// called once per frame regardless of console visibility
+// static
+void LLConsole::updateClass()
 {	
-	Paragraph paragraph(wline, color, mTimer.getElapsedTimeF32(), mFont,  (F32)getRect().getWidth() );
-	
-	mParagraphs.push_back ( paragraph );
+	LLInstanceTrackerScopedGuard guard;
+
+	for (instance_iter it = guard.beginInstances(); it != guard.endInstances(); ++it)
+	{
+		it->update();
+	} 
+}
+
+void LLConsole::update()
+{
+	{
+		LLMutexLock lock(&mMutex);
+
+		while (!mLines.empty())
+		{
+			mParagraphs.push_back(
+				Paragraph(	mLines.front(), 
+							LLColor4::white, 
+							mTimer.getElapsedTimeF32(), 
+							mFont, 
+							(F32)getRect().getWidth()));
+			mLines.pop_front();
+		}
+	}
 
 	// remove old paragraphs which can't possibly be visible any more.  ::draw() will do something similar but more conservative - we do this here because ::draw() isn't guaranteed to ever be called!  (i.e. the console isn't visible)
-        while ((S32)mParagraphs.size() > llmax((S32)0, (S32)(mMaxLines)))
-        {
-                mParagraphs.pop_front();
-        }
+	while ((S32)mParagraphs.size() > llmax((S32)0, (S32)(mMaxLines)))
+	{
+			mParagraphs.pop_front();
+	}
 }
+
diff --git a/indra/llui/llconsole.h b/indra/llui/llconsole.h
index 4719950f28..f38e2bc9c2 100644
--- a/indra/llui/llconsole.h
+++ b/indra/llui/llconsole.h
@@ -40,7 +40,7 @@
 
 class LLSD;
 
-class LLConsole : public LLFixedBuffer, public LLUICtrl
+class LLConsole : public LLFixedBuffer, public LLUICtrl, public LLInstanceTracker<LLConsole>
 {
 public:
 	typedef enum e_font_size
@@ -68,6 +68,9 @@ protected:
 	friend class LLUICtrlFactory;
 
 public:
+	// call once per frame to pull data out of LLFixedBuffer
+	static void updateClass();
+
 	//A paragraph color segment defines the color of text in a line 
 	//of text that was received for console display.  It has no 
 	//notion of line wraps, screen position, or the text it contains.
@@ -139,14 +142,12 @@ public:
 	// -1 = monospace, 0 means small, font size = 1 means big
 	void			setFontSize(S32 size_index);
 
-	void			addLine(const std::string& utf8line, F32 size, const LLColor4 &color);
-	void			addLine(const LLWString& wline, F32 size, const LLColor4 &color);
 	
 	// Overrides
 	/*virtual*/ void	draw();
-	/*virtual*/ void	addLine(const std::string& utf8line);
-	/*virtual*/ void	addLine(const LLWString& line);
 private:
+	void		update();
+
 	F32			mLinePersistTime; // Age at which to stop drawing.
 	F32			mFadeTime; // Age at which to start fading
 	const LLFontGL*	mFont;
diff --git a/indra/llui/lldockablefloater.cpp b/indra/llui/lldockablefloater.cpp
index 57baf28dab..0492ab0f25 100644
--- a/indra/llui/lldockablefloater.cpp
+++ b/indra/llui/lldockablefloater.cpp
@@ -95,7 +95,7 @@ void LLDockableFloater::toggleInstance(const LLSD& sdname)
 	LLDockableFloater* instance =
 			dynamic_cast<LLDockableFloater*> (LLFloaterReg::findInstance(name));
 	// if floater closed or docked
-	if (instance == NULL || instance != NULL && instance->isDocked())
+	if (instance == NULL || (instance && instance->isDocked()))
 	{
 		LLFloaterReg::toggleInstance(name, key);
 		// restore button toggle state
@@ -223,10 +223,10 @@ void LLDockableFloater::draw()
 	LLFloater::draw();
 }
 
-void LLDockableFloater::setDockControl(LLDockControl* dockControl)
+void LLDockableFloater::setDockControl(LLDockControl* dockControl, bool docked /* = true */)
 {
 	mDockControl.reset(dockControl);
-	setDocked(mDockControl.get() != NULL && mDockControl.get()->isDockVisible());
+	setDocked(docked && mDockControl.get() != NULL && mDockControl.get()->isDockVisible());
 }
 
 const LLUIImagePtr& LLDockableFloater::getDockTongue()
diff --git a/indra/llui/lldockablefloater.h b/indra/llui/lldockablefloater.h
index 2b1ce99ae2..4d747390af 100644
--- a/indra/llui/lldockablefloater.h
+++ b/indra/llui/lldockablefloater.h
@@ -127,7 +127,7 @@ private:
 	void resetInstance();
 
 protected:
-	void setDockControl(LLDockControl* dockControl);
+	void setDockControl(LLDockControl* dockControl, bool docked = true);
 	const LLUIImagePtr& getDockTongue();
 
 private:
diff --git a/indra/llui/lldockcontrol.cpp b/indra/llui/lldockcontrol.cpp
index d836a5f4cd..d738b10130 100644
--- a/indra/llui/lldockcontrol.cpp
+++ b/indra/llui/lldockcontrol.cpp
@@ -162,7 +162,9 @@ bool LLDockControl::isDockVisible()
 			{
 			case LEFT: // to keep compiler happy
 				break;
+			case BOTTOM:
 			case TOP:
+			{
 				// check is dock inside parent rect
 				LLRect dockParentRect =
 						mDockWidget->getParent()->calcScreenRect();
@@ -173,6 +175,9 @@ bool LLDockControl::isDockVisible()
 				}
 				break;
 			}
+			default:
+				break;
+			}
 		}
 	}
 
@@ -255,6 +260,42 @@ void LLDockControl::moveDockable()
 		mDockTongueY = dockRect.mTop;
 
 		break;
+	case BOTTOM:
+		x = dockRect.getCenterX() - dockableRect.getWidth() / 2;
+		y = dockRect.mBottom;
+		// unique docking used with dock tongue, so add tongue height o the Y coordinate
+		if (use_tongue)
+		{
+			y -= mDockTongue->getHeight();
+		}
+
+		// check is dockable inside root view rect
+		if (x < rootRect.mLeft)
+		{
+			x = rootRect.mLeft;
+		}
+		if (x + dockableRect.getWidth() > rootRect.mRight)
+		{
+			x = rootRect.mRight - dockableRect.getWidth();
+		}
+
+		// calculate dock tongue position
+		dockParentRect = mDockWidget->getParent()->calcScreenRect();
+		if (dockRect.getCenterX() < dockParentRect.mLeft)
+		{
+			mDockTongueX = dockParentRect.mLeft - mDockTongue->getWidth() / 2;
+		}
+		else if (dockRect.getCenterX() > dockParentRect.mRight)
+		{
+			mDockTongueX = dockParentRect.mRight - mDockTongue->getWidth() / 2;;
+		}
+		else
+		{
+			mDockTongueX = dockRect.getCenterX() - mDockTongue->getWidth() / 2;
+		}
+		mDockTongueY = dockRect.mBottom - mDockTongue->getHeight();
+
+		break;
 	}
 
 	// move dockable
diff --git a/indra/llui/lldockcontrol.h b/indra/llui/lldockcontrol.h
index 550955c4c5..a5caf68001 100644
--- a/indra/llui/lldockcontrol.h
+++ b/indra/llui/lldockcontrol.h
@@ -47,8 +47,9 @@ class LLDockControl
 public:
 	enum DocAt
 	{
-		TOP
-		,LEFT
+		TOP,
+		LEFT,
+		BOTTOM
 	};
 
 public:
diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp
index 1aaba88c49..dc79550eb4 100644
--- a/indra/llui/lllayoutstack.cpp
+++ b/indra/llui/lllayoutstack.cpp
@@ -816,7 +816,10 @@ void LLLayoutStack::calcMinExtents()
 //static 
 void LLLayoutStack::updateClass()
 {
-	for (LLLayoutStack::instance_iter it = beginInstances(); it != endInstances(); ++it)
+	LLInstanceTrackerScopedGuard guard;
+	for (LLLayoutStack::instance_iter it = guard.beginInstances();
+	     it != guard.endInstances();
+	     ++it)
 	{
 		it->updateLayout();
 	}
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/llmultifloater.cpp b/indra/llui/llmultifloater.cpp
index 78738c826d..33d47a3f0e 100644
--- a/indra/llui/llmultifloater.cpp
+++ b/indra/llui/llmultifloater.cpp
@@ -92,14 +92,6 @@ void LLMultiFloater::draw()
 	}
 	else
 	{
-		for (S32 i = 0; i < mTabContainer->getTabCount(); i++)
-		{
-			LLFloater* floaterp = (LLFloater*)mTabContainer->getPanelByIndex(i);
-			if (floaterp->getShortTitle() != mTabContainer->getPanelTitle(i))
-			{
-				mTabContainer->setPanelTitle(i, floaterp->getShortTitle());
-			}
-		}
 		LLFloater::draw();
 	}
 }
diff --git a/indra/llui/llmultisliderctrl.cpp b/indra/llui/llmultisliderctrl.cpp
index f4434a0f78..cc26c00a3e 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) );
@@ -330,9 +330,14 @@ void LLMultiSliderCtrl::updateText()
 // static
 void LLMultiSliderCtrl::onEditorCommit( LLUICtrl* ctrl, const LLSD& userdata)
 {
-	LLMultiSliderCtrl* self = dynamic_cast<LLMultiSliderCtrl*>(ctrl->getParent());
+	llassert(ctrl);
 	if (!ctrl)
 		return;
+
+	LLMultiSliderCtrl* self = dynamic_cast<LLMultiSliderCtrl*>(ctrl->getParent());
+	llassert(self);
+	if (!self) // cast failed - wrong type! :O
+		return;
 	
 	BOOL success = FALSE;
 	F32 val = self->mCurValue;
diff --git a/indra/llui/llpanel.cpp b/indra/llui/llpanel.cpp
index 7f23fe2671..d963cf4c98 100644
--- a/indra/llui/llpanel.cpp
+++ b/indra/llui/llpanel.cpp
@@ -397,6 +397,12 @@ LLView* LLPanel::fromXML(LLXMLNodePtr node, LLView* parent, LLXMLNodePtr output_
 		if (!panelp)
 		{
 			panelp = LLUICtrlFactory::getInstance()->createFactoryPanel(name);
+			llassert(panelp);
+			
+			if (!panelp)
+			{
+				return NULL; // :(
+			}
 		}
 
 	}
@@ -414,7 +420,7 @@ LLView* LLPanel::fromXML(LLXMLNodePtr node, LLView* parent, LLXMLNodePtr output_
 	panelp->mCommitCallbackRegistrar.popScope();
 	panelp->mEnableCallbackRegistrar.popScope();
 
-	if (panelp && !panelp->getFactoryMap().empty())
+	if (!panelp->getFactoryMap().empty())
 	{
 		LLUICtrlFactory::instance().popFactoryFunctions();
 	}
@@ -936,7 +942,7 @@ 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/llscrolllistctrl.cpp b/indra/llui/llscrolllistctrl.cpp
index 478e270c98..ac4811210b 100644
--- a/indra/llui/llscrolllistctrl.cpp
+++ b/indra/llui/llscrolllistctrl.cpp
@@ -1388,6 +1388,8 @@ void LLScrollListCtrl::drawItems()
 
 	LLGLSUIDefault gls_ui;
 	
+	F32 alpha = getDrawContext().mAlpha;
+
 	{
 		LLLocalClipRect clip(mItemListRect);
 
@@ -1463,7 +1465,7 @@ void LLScrollListCtrl::drawItems()
 					bg_color = mBgReadOnlyColor.get();
 				}
 
-				item->draw(item_rect, fg_color, bg_color, highlight_color, mColumnPadding);
+				item->draw(item_rect, fg_color % alpha, bg_color% alpha, highlight_color % alpha, mColumnPadding);
 
 				cur_y -= mLineHeight;
 			}
diff --git a/indra/llui/llsearcheditor.cpp b/indra/llui/llsearcheditor.cpp
index 6fa99df82e..491eeeab54 100644
--- a/indra/llui/llsearcheditor.cpp
+++ b/indra/llui/llsearcheditor.cpp
@@ -60,6 +60,7 @@ LLSearchEditor::LLSearchEditor(const LLSearchEditor::Params& p)
 	line_editor_params.keystroke_callback(boost::bind(&LLSearchEditor::handleKeystroke, this));
 
 	mSearchEditor = LLUICtrlFactory::create<LLLineEditor>(line_editor_params);
+	mSearchEditor->setPassDelete(TRUE);
 	addChild(mSearchEditor);
 
 	if (p.search_button_visible)
@@ -79,10 +80,12 @@ LLSearchEditor::LLSearchEditor(const LLSearchEditor::Params& p)
 	if (p.clear_button_visible)
 	{
 		// Set up clear button.
-		S32 clr_btn_width = getRect().getHeight(); // button is square, and as tall as search editor
-		LLRect clear_btn_rect(getRect().getWidth() - clr_btn_width, getRect().getHeight(), getRect().getWidth(), 0);
 		LLButton::Params clr_btn_params(p.clear_button);
 		clr_btn_params.name(std::string("clear button"));
+		S32 clr_btn_top = clr_btn_params.rect.bottom + clr_btn_params.rect.height;
+		S32 clr_btn_right = getRect().getWidth() - clr_btn_params.pad_right;
+		S32 clr_btn_left = clr_btn_right - clr_btn_params.rect.width;
+		LLRect clear_btn_rect(clr_btn_left, clr_btn_top, clr_btn_right, p.clear_button.rect.bottom);
 		clr_btn_params.rect(clear_btn_rect) ;
 		clr_btn_params.follows.flags(FOLLOWS_RIGHT|FOLLOWS_TOP);
 		clr_btn_params.tab_stop(false);
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..e810b6fe8f 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 +95,91 @@ 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),
+		mIconAlignment(LLFontGL::HCENTER),
+		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 +211,10 @@ 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),
+	use_ellipses("use_ellipses")
 {
 	name(std::string("tab_container"));
 	mouse_opaque = false;
@@ -162,7 +249,10 @@ 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),
+	mUseTabEllipses(p.use_ellipses)
 {
 	static LLUICachedControl<S32> tabcntr_vert_tab_min_width ("UITabCntrVertTabMinWidth", 0);
 
@@ -801,6 +891,10 @@ void LLTabContainer::update_images(LLTabTuple* tuple, TabParams params, LLTabCon
 void LLTabContainer::addTabPanel(const TabPanelParams& panel)
 {
 	LLPanel* child = panel.panel();
+
+	llassert(child);
+	if (!child) return;
+
 	const std::string& label = panel.label.isProvided() 
 			? panel.label() 
 			: panel.panel()->getLabel();
@@ -905,6 +999,11 @@ 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 +1023,9 @@ 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 +1043,22 @@ 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 +1092,14 @@ 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);
+			}
 		}
 	}
 	
@@ -1373,8 +1492,8 @@ BOOL LLTabContainer::setTab(S32 which)
 		{
 			LLTabTuple* tuple = *iter;
 			BOOL is_selected = ( tuple == selected_tuple );
-			tuple->mButton->setUseEllipses(TRUE);
-			tuple->mButton->setHAlign(LLFontGL::LEFT);
+			tuple->mButton->setUseEllipses(mUseTabEllipses);
+			tuple->mButton->setHAlign(mFontHalign);
 			tuple->mTabPanel->setVisible( is_selected );
 // 			tuple->mTabPanel->setFocus(is_selected); // not clear that we want to do this here.
 			tuple->mButton->setToggleState( is_selected );
@@ -1484,7 +1603,7 @@ 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);
 	}
 }
 
@@ -1494,25 +1613,31 @@ 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);
-	static LLUICachedControl<S32> image_right_padding ("UIButtonImageRightPadding", 4);
-	static LLUICachedControl<S32> image_top_padding ("UIButtonImageTopPadding", 2);
-	static LLUICachedControl<S32> image_bottom_padding ("UIButtonImageBottomPadding", 2);
 
 	if (!mIsVertical)
 	{
-		tuple->mButton->setImageOverlayLeftPad(image_left_padding);
-		tuple->mButton->setImageOverlayRightPad(image_right_padding);
-		tuple->mButton->setImageOverlayTopPad(image_top_padding);
-		tuple->mButton->setImageOverlayBottomPad(image_bottom_padding);
-
 		// remove current width from total tab strip width
 		mTotalTabWidth -= tuple->mButton->getRect().getWidth();
 
diff --git a/indra/llui/lltabcontainer.h b/indra/llui/lltabcontainer.h
index 2a55877d3c..50ec2679f6 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 +92,26 @@ public:
 											middle_tab,
 											last_tab;
 
+		/**
+		 * Tab label horizontal alignment
+		 */
+		Optional<LLFontGL::HAlign>			font_halign;
+
+		/**
+		 * Tab label ellipses
+		 */
+		Optional<bool>						use_ellipses;
+
+		/**
+		 * 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 +195,7 @@ 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 +251,7 @@ 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 +301,10 @@ private:
 	TabParams						mFirstTabParams;
 	TabParams						mMiddleTabParams;
 	TabParams						mLastTabParams;
+
+	bool							mCustomIconCtrlUsed;
+	S32								mTabIconCtrlPad;
+	bool							mUseTabEllipses;
 };
 
 #endif  // LL_TABCONTAINER_H
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 2b1e2b8226..b84e6f45fb 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -1137,6 +1137,7 @@ void LLTextBase::reflow()
 			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());
 		}
@@ -1574,8 +1575,10 @@ void LLTextBase::appendText(const std::string &new_text, bool prepend_newline, c
 				{
 					LLStyle::Params icon;
 					icon.image = image;
-					// HACK: fix spacing of images and remove the fixed char spacing
-					appendAndHighlightText("   ", prepend_newline, part, icon);
+					// Text will be replaced during rendering with the icon,
+					// but string cannot be empty or the segment won't be
+					// added (or drawn).
+					appendAndHighlightText(" ", prepend_newline, part, icon);
 					prepend_newline = false;
 				}
 			}
@@ -2296,14 +2299,21 @@ F32 LLNormalTextSegment::draw(S32 start, S32 end, S32 selection_start, S32 selec
 	{
 		if ( mStyle->isImage() && (start >= 0) && (end <= mEnd - mStart))
 		{
+			// ...for images, only render the image, not the underlying text,
+			// which is only a placeholder space
 			LLColor4 color = LLColor4::white % mEditor.getDrawContext().mAlpha;
 			LLUIImagePtr image = mStyle->getImage();
 			S32 style_image_height = image->getHeight();
 			S32 style_image_width = image->getWidth();
-			// Center the image vertically
-			S32 image_bottom = draw_rect.getCenterY() - (style_image_height/2);
+			// Text is drawn from the top of the draw_rect downward
+			S32 text_center = draw_rect.mTop - (mFontHeight / 2);
+			// Align image to center of text
+			S32 image_bottom = text_center - (style_image_height / 2);
 			image->draw(draw_rect.mLeft, image_bottom, 
 				style_image_width, style_image_height, color);
+			
+			const S32 IMAGE_HPAD = 3;
+			return draw_rect.mLeft + style_image_width + IMAGE_HPAD;
 		}
 
 		return drawClippedSegment( getStart() + start, getStart() + end, selection_start, selection_end, draw_rect);
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp
index 3fdb48b3ca..7d230f7d42 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 +737,7 @@ BOOL LLTextEditor::handleRightMouseDown(S32 x, S32 y, MASK mask)
 	}
 	if (!LLTextBase::handleRightMouseDown(x, y, mask))
 	{
-		if(getMouseOpaque())
+		if(getShowContextMenu())
 		{
 			showContextMenu(x, y);
 		}
@@ -909,6 +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
 	{
@@ -1032,7 +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
@@ -2478,9 +2524,9 @@ void LLTextEditor::loadKeywords(const std::string& filename,
 
 void LLTextEditor::updateSegments()
 {
-	LLFastTimer ft(FTM_SYNTAX_HIGHLIGHTING);
-	if (mKeywords.isLoaded())
+	if (mReflowIndex < S32_MAX && mKeywords.isLoaded())
 	{
+		LLFastTimer ft(FTM_SYNTAX_HIGHLIGHTING);
 		// HACK:  No non-ascii keywords for now
 		segment_vec_t segment_list;
 		mKeywords.findSegments(&segment_list, getWText(), mDefaultColor.get(), *this);
diff --git a/indra/llui/lltexteditor.h b/indra/llui/lltexteditor.h
index a136f9ccce..71d937b2c4 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;
@@ -200,6 +203,9 @@ public:
 	const LLTextSegmentPtr	getPreviousSegment() const;
 	void getSelectedSegments(segment_vec_t& segments) const;
 
+	void			setShowContextMenu(bool show) { mShowContextMenu = show; }
+	bool			getShowContextMenu() const { return mShowContextMenu; }
+
 protected:
 	void			showContextMenu(S32 x, S32 y);
 	void			drawPreeditMarker();
@@ -319,6 +325,7 @@ private:
 	BOOL			mTakesFocus;
 
 	BOOL			mAllowEmbeddedItems;
+	bool			mShowContextMenu;
 
 	LLUUID			mSourceID;
 
@@ -329,6 +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.cpp b/indra/llui/lltooltip.cpp
index 173fde8e76..ed7fd02e14 100644
--- a/indra/llui/lltooltip.cpp
+++ b/indra/llui/lltooltip.cpp
@@ -129,12 +129,6 @@ BOOL LLToolTipView::handleScrollWheel( S32 x, S32 y, S32 clicks )
 	return FALSE;
 }
 
-void LLToolTipView::onMouseLeave(S32 x, S32 y, MASK mask)
-{
-	LLToolTipMgr::instance().blockToolTips();
-}
-
-
 void LLToolTipView::drawStickyRect()
 {
 	gl_rect_2d(LLToolTipMgr::instance().getMouseNearRect(), LLColor4::white, false);
diff --git a/indra/llui/lltooltip.h b/indra/llui/lltooltip.h
index 7978b6a583..24e32b9b24 100644
--- a/indra/llui/lltooltip.h
+++ b/indra/llui/lltooltip.h
@@ -56,8 +56,6 @@ public:
 	/*virtual*/ BOOL handleRightMouseDown(S32 x, S32 y, MASK mask);
 	/*virtual*/ BOOL handleScrollWheel( S32 x, S32 y, S32 clicks );
 
-	/*virtual*/ void onMouseLeave(S32 x, S32 y, MASK mask);
-
 	void drawStickyRect();
 
 	/*virtual*/ void draw();
@@ -129,7 +127,8 @@ 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/llui.cpp b/indra/llui/llui.cpp
index 76f07373b4..caf04339c2 100644
--- a/indra/llui/llui.cpp
+++ b/indra/llui/llui.cpp
@@ -1894,7 +1894,9 @@ namespace LLInitParam
 		blue("blue"),
 		alpha("alpha"),
 		control("")
-	{}
+	{
+		setBlockFromValue();
+	}
 
 	void TypedParam<LLUIColor>::setValueFromBlock() const
 	{
@@ -1939,6 +1941,7 @@ namespace LLInitParam
 		size("size"),
 		style("style")
 	{
+		setBlockFromValue();
 		addSynonym(name, "");
 	}
 
@@ -1979,7 +1982,9 @@ namespace LLInitParam
 		bottom("bottom"),
 		width("width"),
 		height("height")
-	{}
+	{
+		setBlockFromValue();
+	}
 
 	void TypedParam<LLRect>::setValueFromBlock() const
 	{
@@ -2064,6 +2069,7 @@ namespace LLInitParam
 		x("x"),
 		y("y")
 	{
+		setBlockFromValue();
 	}
 
 	void TypedParam<LLCoordGL>::setValueFromBlock() const
diff --git a/indra/llui/llui.h b/indra/llui/llui.h
index 5840e76f5c..af8d4ea03b 100644
--- a/indra/llui/llui.h
+++ b/indra/llui/llui.h
@@ -426,8 +426,8 @@ namespace LLInitParam
 	{
         typedef BlockValue<const LLFontGL*> super_t;
 	public:
-		Mandatory<std::string>	name;
-		Optional<std::string>	size,
+		Optional<std::string>	name,
+								size,
 								style;
 
 		TypedParam(BlockDescriptor& descriptor, const char* name, const LLFontGL* const value, ParamDescriptor::validation_func_t func, S32 min_count, S32 max_count);
diff --git a/indra/llui/lluicolortable.cpp b/indra/llui/lluicolortable.cpp
index 9be33483d0..1b64ef3abe 100644
--- a/indra/llui/lluicolortable.cpp
+++ b/indra/llui/lluicolortable.cpp
@@ -56,7 +56,7 @@ LLUIColorTable::Params::Params()
 {
 }
 
-void LLUIColorTable::insertFromParams(const Params& p)
+void LLUIColorTable::insertFromParams(const Params& p, string_color_map_t& table)
 {
 	// this map will contain all color references after the following loop
 	typedef std::map<std::string, std::string> string_string_map_t;
@@ -69,14 +69,7 @@ void LLUIColorTable::insertFromParams(const Params& p)
 		ColorEntryParams color_entry = *it;
 		if(color_entry.color.value.isChosen())
 		{
-			if(mUserSetColors.find(color_entry.name)!=mUserSetColors.end())
-			{
-				setColor(color_entry.name, color_entry.color.value);
-			}
-			else
-			{
-				setColor(color_entry.name, color_entry.color.value, mLoadedColors);
-			}
+			setColor(color_entry.name, color_entry.color.value, table);
 		}
 		else
 		{
@@ -220,16 +213,16 @@ bool LLUIColorTable::loadFromSettings()
 	bool result = false;
 
 	std::string default_filename = gDirUtilp->getExpandedFilename(LL_PATH_DEFAULT_SKIN, "colors.xml");
-	result |= loadFromFilename(default_filename);
+	result |= loadFromFilename(default_filename, mLoadedColors);
 
 	std::string current_filename = gDirUtilp->getExpandedFilename(LL_PATH_TOP_SKIN, "colors.xml");
 	if(current_filename != default_filename)
 	{
-		result |= loadFromFilename(current_filename);
+		result |= loadFromFilename(current_filename, mLoadedColors);
 	}
 
 	std::string user_filename = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, "colors.xml");
-	loadFromFilename(user_filename);
+	loadFromFilename(user_filename, mUserSetColors);
 
 	return result;
 }
@@ -299,7 +292,7 @@ void LLUIColorTable::setColor(const std::string& name, const LLColor4& color, st
 	}
 }
 
-bool LLUIColorTable::loadFromFilename(const std::string& filename)
+bool LLUIColorTable::loadFromFilename(const std::string& filename, string_color_map_t& table)
 {
 	LLXMLNodePtr root;
 
@@ -320,7 +313,7 @@ bool LLUIColorTable::loadFromFilename(const std::string& filename)
 
 	if(params.validateBlock())
 	{
-		insertFromParams(params);
+		insertFromParams(params, table);
 	}
 	else
 	{
@@ -330,3 +323,11 @@ bool LLUIColorTable::loadFromFilename(const std::string& filename)
 
 	return true;
 }
+
+void LLUIColorTable::insertFromParams(const Params& p)
+{
+	insertFromParams(p, mUserSetColors);
+}
+
+// EOF
+
diff --git a/indra/llui/lluicolortable.h b/indra/llui/lluicolortable.h
index c87695f456..d401e5e724 100644
--- a/indra/llui/lluicolortable.h
+++ b/indra/llui/lluicolortable.h
@@ -45,6 +45,10 @@ class LLUIColor;
 class LLUIColorTable : public LLSingleton<LLUIColorTable>
 {
 LOG_CLASS(LLUIColorTable);
+
+	// consider using sorted vector, can be much faster
+	typedef std::map<std::string, LLUIColor>  string_color_map_t;
+
 public:
 	struct ColorParams : LLInitParam::Choice<ColorParams>
 	{
@@ -91,10 +95,9 @@ public:
 	void saveUserSettings() const;
 
 private:
-	bool loadFromFilename(const std::string& filename);
+	bool loadFromFilename(const std::string& filename, string_color_map_t& table);
 
-	// consider using sorted vector, can be much faster
-	typedef std::map<std::string, LLUIColor>  string_color_map_t;
+	void insertFromParams(const Params& p, string_color_map_t& table);
 	
 	void clearTable(string_color_map_t& table);
 	void setColor(const std::string& name, const LLColor4& color, string_color_map_t& table);
diff --git a/indra/llui/lluiimage.h b/indra/llui/lluiimage.h
index bdfc44262d..4ea0738026 100644
--- a/indra/llui/lluiimage.h
+++ b/indra/llui/lluiimage.h
@@ -109,6 +109,7 @@ namespace LLInitParam
 		TypedParam(BlockDescriptor& descriptor, const char* name, super_t::value_assignment_t value, ParamDescriptor::validation_func_t func, S32 min_count, S32 max_count)
 		:	super_t(descriptor, name, value, func, min_count, max_count)
 		{
+			setBlockFromValue();
 		}
 
 		void setValueFromBlock() const;
diff --git a/indra/llui/llurlentry.cpp b/indra/llui/llurlentry.cpp
index 039c591c4a..a681df4ce2 100644
--- a/indra/llui/llurlentry.cpp
+++ b/indra/llui/llurlentry.cpp
@@ -290,7 +290,7 @@ std::string LLUrlEntrySLURL::getLabel(const std::string &url, const LLUrlLabelCa
 std::string LLUrlEntrySLURL::getLocation(const std::string &url) const
 {
 	// return the part of the Url after slurl.com/secondlife/
-	const std::string search_string = "secondlife";
+	const std::string search_string = "/secondlife";
 	size_t pos = url.find(search_string);
 	if (pos == std::string::npos)
 	{
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index f1b08c380b..63e627ceb5 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -1720,6 +1720,7 @@ LLView* LLView::findChildView(const std::string& name, BOOL recurse) const
 	for ( child_it = mChildList.begin(); child_it != mChildList.end(); ++child_it)
 	{
 		LLView* childp = *child_it;
+		llassert(childp);
 		if (childp->getName() == name)
 		{
 			return childp;
@@ -1731,6 +1732,7 @@ LLView* LLView::findChildView(const std::string& name, BOOL recurse) const
 		for ( child_it = mChildList.begin(); child_it != mChildList.end(); ++child_it)
 		{
 			LLView* childp = *child_it;
+			llassert(childp);
 			LLView* viewp = childp->findChildView(name, recurse);
 			if ( viewp )
 			{