diff --git a/.pkgmeta b/.pkgmeta
index 4819ad5..bd74148 100644
--- a/.pkgmeta
+++ b/.pkgmeta
@@ -13,3 +13,4 @@ externals:
   libs/AceConfig-3.0: svn://svn.wowace.com/wow/ace3/mainline/trunk/AceConfig-3.0
   libs/LibKeyBound-1.0: svn://svn.wowace.com/wow/libkeybound-1-0/mainline/trunk/LibKeyBound-1.0
   libs/LibDBIcon-1.0: svn://svn.wowace.com/wow/libdbicon-1-0/mainline/trunk/LibDBIcon-1.0
+  libs/LibWindow-1.1: svn://svn.wowace.com/wow/libwindow-1-1/mainline/trunk/LibWindow-1.1
diff --git a/ActionBar.lua b/ActionBar.lua
index eb5f6f8..beb1cfc 100644
--- a/ActionBar.lua
+++ b/ActionBar.lua
@@ -19,7 +19,7 @@ end
 function ActionBar:ApplyConfig(config)
 	ButtonBar.ApplyConfig(self, config)
 
-	if not self.config.position then initialPosition(self) end
+	if not self.config.position.x then initialPosition(self) end
 
 	self:UpdateButtons()
 	self:UpdateSelfCast(true)
diff --git a/BagBar.lua b/BagBar.lua
index 8b3684a..a5bb565 100644
--- a/BagBar.lua
+++ b/BagBar.lua
@@ -43,7 +43,7 @@ end
 function BagBar:ApplyConfig(config)
 	ButtonBar.ApplyConfig(self, config)
 
-	if not self.config.position then
+	if not self.config.position.x then
 		self:ClearSetPoint("CENTER", 142, -18)
 		self:SavePosition()
 	end
diff --git a/Bar.lua b/Bar.lua
index e1d5a76..e5c5b5f 100644
--- a/Bar.lua
+++ b/Bar.lua
@@ -11,7 +11,6 @@ local table_concat, table_insert = table.concat, table.insert
 ===================================================================================]]--
 
 local defaults = {
-	scale = 1,
 	alpha = 1,
 	fadeout = false,
 	fadeoutalpha = 0.1,
@@ -20,10 +19,16 @@ local defaults = {
 		possess = true,
 		stance = {},
 	},
+	position = {
+		scale = 1,
+		growVertical = "DOWN",
+		growHorizontal = "RIGHT",
+	},
 	clickthrough = false,
 }
 
 local Sticky = LibStub("LibSimpleSticky-1.0")
+local LibWin = LibStub("LibWindow-1.1")
 local snapBars = { WorldFrame, UIParent }
 
 local barOnEnter, barOnLeave, barOnDragStart, barOnDragStop, barOnClick, barOnUpdateFunc, barOnAttributeChanged
@@ -38,10 +43,30 @@ do
 		self:SetBackdropBorderColor(0, 0, 0, 0)
 	end
 
+	local function barReAnchorForSnap(self)
+		local x,y,anchor = nil, nil, self:GetAnchor()
+		x = (self.config.position.growHorizontal == "RIGHT") and self:GetLeft() or self:GetRight()
+		y = (self.config.position.growVertical == "DOWN") and self:GetTop() or self:GetBottom()
+		self:ClearSetPoint(anchor, UIParent, "BOTTOMLEFT", x, y)
+		self:SetWidth(self.overlay:GetWidth())
+		self:SetHeight(self.overlay:GetHeight())
+	end
+
+	local function barReAnchorNormal(self)
+		local x,y,anchor = nil, nil, self:GetAnchor()
+		x = (self.config.position.growHorizontal == "RIGHT") and self:GetLeft() or self:GetRight()
+		y = (self.config.position.growVertical == "DOWN") and self:GetTop() or self:GetBottom()
+		self:ClearSetPoint(anchor, UIParent, "BOTTOMLEFT", x, y)
+		self:SetWidth(1)
+		self:SetHeight(1)
+	end
+
 	function barOnDragStart(self)
 		local parent = self:GetParent()
 		if Bartender4.db.profile.snapping then
 			local offset = 8 - (parent.config.padding or 0)
+			-- we need to re-anchor the bar and set its proper width for snaping to work properly
+			barReAnchorForSnap(parent)
 			Sticky:StartMoving(parent, snapBars, offset, offset, offset, offset)
 		else
 			parent:StartMoving()
@@ -55,6 +80,7 @@ do
 		if parent.isMoving then
 			if Bartender4.db.profile.snapping then
 				local sticky, stickTo = Sticky:StopMoving(parent)
+				barReAnchorNormal(parent)
 				--Bartender4:Print(sticky, stickTo and stickTo:GetName() or nil)
 			else
 				parent:StopMovingOrSizing()
@@ -102,15 +128,20 @@ function Bartender4.Bar:Create(id, config, name)
 
 	local bar = setmetatable(CreateFrame("Frame", ("BT4Bar%s"):format(id), UIParent, "SecureHandlerStateTemplate"), Bar_MT)
 	barregistry[id] = bar
-	table_insert(snapBars, bar)
 
 	bar.id = id
 	bar.name = name or id
+	bar.config = config
 	bar:SetMovable(true)
 	bar:HookScript("OnAttributeChanged", barOnAttributeChanged)
 
+	bar:SetWidth(1)
+	bar:SetHeight(1)
+
 	local overlay = CreateFrame("Button", bar:GetName() .. "Overlay", bar)
 	bar.overlay = overlay
+	overlay.bar = bar
+	table_insert(snapBars, overlay)
 	overlay:EnableMouse(true)
 	overlay:RegisterForDrag("LeftButton")
 	overlay:RegisterForClicks("LeftButtonUp")
@@ -138,11 +169,9 @@ function Bartender4.Bar:Create(id, config, name)
 	overlay:SetScript("OnClick", barOnClick)
 
 	overlay:SetFrameLevel(bar:GetFrameLevel() + 10)
-	overlay:ClearAllPoints()
-	overlay:SetAllPoints(bar)
+	bar:AnchorOverlay()
 	overlay:Hide()
 
-	bar.config = config
 	bar.elapsed = 0
 	bar.hidedriver = {}
 
@@ -170,7 +199,11 @@ function Bar:ApplyConfig(config)
 	if config then
 		self.config = config
 	end
+	LibWin.RegisterConfig(self, self.config.position)
+
+	self:UpgradeConfig()
 	if self.disabled then return end
+
 	if Bartender4.Locked then
 		self:Lock()
 	else
@@ -183,6 +216,45 @@ function Bar:ApplyConfig(config)
 	self:InitVisibilityDriver()
 end
 
+function Bar:GetAnchor()
+	return ((self.config.position.growVertical == "DOWN") and "TOP" or "BOTTOM") .. ((self.config.position.growHorizontal == "RIGHT") and "LEFT" or "RIGHT")
+end
+
+function Bar:AnchorOverlay()
+	self.overlay:ClearAllPoints()
+	local anchor = self:GetAnchor()
+	self.overlay:SetPoint(anchor, self, anchor)
+end
+
+function Bar:UpgradeConfig()
+	local version = self.config.version or 1
+	if version < 2 then
+		-- LibWindow migration, move scale into position
+		if self.config.scale then
+			self.config.position.scale = self.config.scale
+			self.config.scale = nil
+		end
+		-- LibWindow migration, update position data
+		do
+			local pos = self.config.position
+			self:SetScale(pos.scale)
+			local x, y, s = pos.x, pos.y, self:GetEffectiveScale()
+			local point, relPoint = pos.point, pos.relPoint
+			if x and y and point and relPoint then
+				x, y = x/s, y/s
+				self:ClearSetPoint(point, UIParent, relPoint, x, y)
+				self:SavePosition()
+				pos.relPoint = nil
+			end
+		end
+	end
+	if version < 3 then
+		-- Size adjustment is done in first SetSize
+		self.needSizeFix = true
+	end
+	self.config.version = Bartender4.CONFIG_VERSION
+end
+
 function Bar:Unlock()
 	if self.disabled or self.unlocked then return end
 	self.unlocked = true
@@ -206,27 +278,26 @@ function Bar:StopDragging()
 end
 
 function Bar:LoadPosition()
-	if not self.config.position then return end
-	local pos = self.config.position
-	local x, y, s = pos.x, pos.y, self:GetEffectiveScale()
-	local point, relPoint = pos.point, pos.relPoint
-	x, y = x/s, y/s
-	self:ClearSetPoint(point, UIParent, relPoint, x, y)
+	LibWin.RestorePosition(self)
 end
 
 function Bar:SavePosition()
-	if not self.config.position then self.config.position = {} end
-	local pos = self.config.position
-	local point, parent, relPoint, x, y = self:GetPoint()
-	local s = self:GetEffectiveScale()
-	x, y = x*s, y*s
-	pos.x, pos.y = x, y
-	pos.point, pos.relPoint = point, relPoint
+	LibWin.SavePosition(self)
 end
 
 function Bar:SetSize(width, height)
-	self:SetWidth(width)
-	self:SetHeight(height or width)
+	self.overlay:SetWidth(width)
+	self.overlay:SetHeight(height or width)
+	if self.needSizeFix then
+		self:SetWidth(width)
+		self:SetHeight(height or width)
+		local x, y = self:GetLeft(), self:GetTop()
+		self:ClearSetPoint("TOPLEFT", UIParent, "BOTTOMLEFT", x, y)
+		self:SetWidth(1)
+		self:SetHeight(1)
+		self:SavePosition()
+		self.needSizeFix = nil
+	end
 end
 
 function Bar:GetConfigAlpha()
@@ -243,15 +314,13 @@ function Bar:SetConfigAlpha(alpha)
 end
 
 function Bar:GetConfigScale()
-	return self.config.scale
+	return self.config.position.scale
 end
 
 function Bar:SetConfigScale(scale)
 	if scale then
-		self.config.scale = scale
+		LibWin.SetScale(self, scale)
 	end
-	self:SetScale(self.config.scale)
-	self:LoadPosition()
 end
 
 function Bar:GetClickThrough()
diff --git a/Bartender4.lua b/Bartender4.lua
index 0c07f26..db113ed 100644
--- a/Bartender4.lua
+++ b/Bartender4.lua
@@ -20,6 +20,8 @@ local defaults = {
 	}
 }
 
+Bartender4.CONFIG_VERSION = 3
+
 function Bartender4:OnInitialize()
 	self.db = LibStub("AceDB-3.0"):New("Bartender4DB", defaults)
 	self.db.RegisterCallback(self, "OnProfileChanged", "UpdateModuleConfigs")
diff --git a/Bartender4.toc b/Bartender4.toc
index 76fa3fa..deeba23 100644
--- a/Bartender4.toc
+++ b/Bartender4.toc
@@ -5,7 +5,7 @@
 ## Author: Nevcairiel
 ## X-Email: h.leppkes AT gmail DOT com
 ## SavedVariables: Bartender4DB
-## OptionalDeps: Ace3, ButtonFacade, LibKeyBound-1.0, LibDBIcon-1.0
+## OptionalDeps: Ace3, ButtonFacade, LibKeyBound-1.0, LibDBIcon-1.0, LibWindow-1.1
 ## X-Category: Action Bars
 ## Version: 4.2.6
 
@@ -29,6 +29,7 @@ libs\AceConfig-3.0\AceConfig-3.0.xml
 
 libs\LibKeyBound-1.0\lib.xml
 libs\LibDBIcon-1.0\LibDBIcon-1.0.lua
+libs\LibWindow-1.1\LibWindow-1.1.lua
 #@end-no-lib-strip@
 
 libs\SimpleSticky.lua
diff --git a/ButtonBar.lua b/ButtonBar.lua
index 688fbad..693ae42 100644
--- a/ButtonBar.lua
+++ b/ButtonBar.lua
@@ -119,6 +119,27 @@ function ButtonBar:GetHideHotkey()
 	return self.config.hidehotkey
 end
 
+function ButtonBar:SetHGrowth(value)
+	self.config.position.growHorizontal = value
+	self:AnchorOverlay()
+	self:UpdateButtonLayout()
+end
+
+function ButtonBar:GetHGrowth()
+	return self.config.position.growHorizontal
+end
+
+function ButtonBar:SetVGrowth(value)
+	self.config.position.growVertical = value
+	self:AnchorOverlay()
+	self:UpdateButtonLayout()
+end
+
+function ButtonBar:GetVGrowth()
+	return self.config.position.growVertical
+end
+
+
 ButtonBar.ClickThroughSupport = true
 function ButtonBar:SetClickThrough(click)
 	if click ~= nil then
@@ -153,18 +174,42 @@ function ButtonBar:UpdateButtonLayout()
 	local hpad = pad + (self.hpad_offset or 0)
 	local vpad = pad + (self.vpad_offset or 0)
 
-	self:SetSize((self.button_width + hpad) * ButtonPerRow - pad + 8, (self.button_height + vpad) * Rows - pad + 8)
+	self:SetSize((self.button_width + hpad) * ButtonPerRow - pad + 10, (self.button_height + vpad) * Rows - pad + 10)
+
+	local h1, h2, v1, v2
+	local xOff, yOff
+	if self.config.position.growHorizontal == "RIGHT" then
+		h1, h2 = "LEFT", "RIGHT"
+		xOff = 5
+	else
+		h1, h2 = "RIGHT", "LEFT"
+		xOff = -3
+
+		hpad = -hpad
+	end
+
+	if self.config.position.growVertical == "DOWN" then
+		v1, v2 = "TOP", "BOTTOM"
+		yOff = -3
+	else
+		v1, v2 = "BOTTOM", "TOP"
+		yOff = 5
+
+		vpad = -vpad
+	end
+
+	-- anchor button 1
+	local anchor = self:GetAnchor()
+	buttons[1]:ClearSetPoint(anchor, self, anchor, xOff - (self.hpad_offset or 0), yOff - (self.vpad_offset or 0))
 
-	-- anchor button 1 to the topleft corner of the bar
-	buttons[1]:ClearSetPoint("TOPLEFT", self, "TOPLEFT", 5 - (self.hpad_offset or 0), -3 - (self.vpad_offset or 0))
 	-- and anchor all other buttons relative to our button 1
 	for i = 2, numbuttons do
 		-- jump into a new row
 		if ((i-1) % ButtonPerRow) == 0 then
-			buttons[i]:ClearSetPoint("TOPLEFT", buttons[i-ButtonPerRow], "BOTTOMLEFT", 0, -vpad)
+			buttons[i]:ClearSetPoint(v1 .. h1, buttons[i-ButtonPerRow], v2 .. h1, 0, -vpad)
 		-- align to the previous button
 		else
-			buttons[i]:ClearSetPoint("TOPLEFT", buttons[i-1], "TOPRIGHT", hpad, 0)
+			buttons[i]:ClearSetPoint("TOP" .. h1, buttons[i-1], "TOP" .. h2, hpad, 0)
 		end
 	end
 
diff --git a/MicroMenu.lua b/MicroMenu.lua
index 8efbc51..82ecb3e 100644
--- a/MicroMenu.lua
+++ b/MicroMenu.lua
@@ -17,7 +17,9 @@ local defaults = { profile = Bartender4:Merge({
 		possess = false,
 	},
 	padding = -3,
-	scale = 0.8,
+	position = {
+		scale = 0.8,
+	},
 }, Bartender4.ButtonBar.defaults) }
 
 function MicroMenuMod:OnInitialize()
@@ -70,8 +72,8 @@ MicroMenuBar.vpad_offset = -21
 function MicroMenuBar:ApplyConfig(config)
 	ButtonBar.ApplyConfig(self, config)
 
-	if not self.config.position then
-		self:ClearSetPoint("CENTER", -105, 27)
+	if not self.config.position.x then
+		self:ClearSetPoint("CENTER", -105, 30)
 		self:SavePosition()
 	end
 
diff --git a/Options/ButtonBar.lua b/Options/ButtonBar.lua
index 4fdd6b6..5bbd507 100644
--- a/Options/ButtonBar.lua
+++ b/Options/ButtonBar.lua
@@ -19,6 +19,8 @@ do
 		zoom = "Zoom",
 		macrotext = "HideMacroText",
 		hotkey = "HideHotkey",
+		vgrowth = "VGrowth",
+		hgrowth = "HGrowth",
 	}
 
 	-- retrieves a valid bar object from the barregistry table
@@ -80,6 +82,24 @@ function ButtonBar:GetOptionObject()
 			set = optSetter,
 			get = optGetter,
 		},
+		vgrowth = {
+			order = 75,
+			name = L["Vertical Growth"],
+			desc = L["Vertical growth direction for this bar."],
+			type = "select",
+			values = {UP = L["Up"], DOWN = L["Down"]},
+			set = optSetter,
+			get = optGetter,
+		},
+		hgrowth = {
+			order = 76,
+			name = L["Horizontal Growth"],
+			desc = L["Horizontal growth direction for this bar."],
+			type = "select",
+			values = {LEFT = L["Left"], RIGHT = L["Right"]},
+			set = optSetter,
+			get = optGetter,
+		},
 		hidedesc = {
 			order = 80,
 			name = L["Button Look"],
diff --git a/PetBar.lua b/PetBar.lua
index f24e726..ac619d8 100644
--- a/PetBar.lua
+++ b/PetBar.lua
@@ -11,7 +11,6 @@ local PetBar = setmetatable({}, {__index = ButtonBar})
 
 local defaults = { profile = Bartender4:Merge({
 	enabled = true,
-	scale = 1.0,
 	hidehotkey = true,
 	visibility = {
 		nopet = true,
@@ -96,7 +95,7 @@ end
 function PetBar:ApplyConfig(config)
 	ButtonBar.ApplyConfig(self, config)
 
-	if not self.config.position then
+	if not self.config.position.x then
 		self:ClearSetPoint("CENTER", 0, 70)
 		self:SavePosition()
 	end
diff --git a/StanceBar.lua b/StanceBar.lua
index 8de7a52..a27c3a7 100644
--- a/StanceBar.lua
+++ b/StanceBar.lua
@@ -17,7 +17,9 @@ local KeyBound = LibStub("LibKeyBound-1.0")
 
 local defaults = { profile = Bartender4:Merge({
 	enabled = true,
-	scale = 1.5,
+	position = {
+		scale = 1.5,
+	},
 	hidehotkey = true,
 }, Bartender4.ButtonBar.defaults) }
 
@@ -206,7 +208,7 @@ end
 function StanceBar:ApplyConfig(config)
 	ButtonBar.ApplyConfig(self, config)
 
-	if not self.config.position then
+	if not self.config.position.x then
 		self:ClearSetPoint("CENTER", -55, -10)
 		self:SavePosition()
 	end
diff --git a/VehicleBar.lua b/VehicleBar.lua
index 0eb5e30..1a630e6 100644
--- a/VehicleBar.lua
+++ b/VehicleBar.lua
@@ -65,14 +65,14 @@ function VehicleBarMod:ApplyConfig()
 	self.bar:ApplyConfig(self.db.profile)
 end
 
-VehicleBar.button_width = 30
-VehicleBar.button_height = 30
+VehicleBar.button_width = 40
+VehicleBar.button_height = 40
 VehicleBar.LBFOverride = true
 function VehicleBar:ApplyConfig(config)
 	ButtonBar.ApplyConfig(self, config)
 
-	if not self.config.position then
-		self:ClearSetPoint("CENTER", -105, 27)
+	if not self.config.position.x then
+		self:ClearSetPoint("CENTER", 120, 27)
 		self:SavePosition()
 	end
 
diff --git a/libs/SimpleSticky.lua b/libs/SimpleSticky.lua
index 43096ac..536622d 100644
--- a/libs/SimpleSticky.lua
+++ b/libs/SimpleSticky.lua
@@ -19,7 +19,7 @@
 This is a modified version by Nevcairiel for Bartender4
 ------------------------------------------------------------------------------------]]
 
-local MAJOR, MINOR = "LibSimpleSticky-1.0", 1
+local MAJOR, MINOR = "LibSimpleSticky-1.0", 2
 local StickyFrames, oldminor = LibStub:NewLibrary(MAJOR, MINOR)
 
 if not StickyFrames then return end
@@ -136,7 +136,7 @@ function StickyFrames:GetUpdateFunc(frame, frameList, xoffset, yoffset, left, to
 		StickyFrames.sticky[frame] = nil
 		for i = 1, #frameList do
 			local v = frameList[i]
-			if frame ~= v and not IsShiftKeyDown() and v:IsVisible() then
+			if frame ~= v and frame ~= v:GetParent() and not IsShiftKeyDown() and v:IsVisible() then
 				if self:SnapFrame(frame, v, left, top, right, bottom) then
 					StickyFrames.sticky[frame] = v
 					break