Tercio@23: --[[-----------------------------------------------------------------------------
Tercio@23: TreeGroup Container
Tercio@23: Container that uses a tree control to switch between groups.
Tercio@23: -------------------------------------------------------------------------------]]
Tercio@23: local Type, Version = "TreeGroup", 37
Tercio@23: local AceGUI = LibStub and LibStub("AceGUI-3.0", true)
Tercio@23: if not AceGUI or (AceGUI:GetWidgetVersion(Type) or 0) >= Version then return end
Tercio@23: 
Tercio@23: -- Lua APIs
Tercio@23: local next, pairs, ipairs, assert, type = next, pairs, ipairs, assert, type
Tercio@23: local math_min, math_max, floor = math.min, math.max, floor
Tercio@23: local select, tremove, unpack, tconcat = select, table.remove, unpack, table.concat
Tercio@23: 
Tercio@23: -- WoW APIs
Tercio@23: local CreateFrame, UIParent = CreateFrame, UIParent
Tercio@23: 
Tercio@23: -- Global vars/functions that we don't upvalue since they might get hooked, or upgraded
Tercio@23: -- List them here for Mikk's FindGlobals script
Tercio@23: -- GLOBALS: GameTooltip, FONT_COLOR_CODE_CLOSE
Tercio@23: 
Tercio@23: -- Recycling functions
Tercio@23: local new, del
Tercio@23: do
Tercio@23: 	local pool = setmetatable({},{__mode='k'})
Tercio@23: 	function new()
Tercio@23: 		local t = next(pool)
Tercio@23: 		if t then
Tercio@23: 			pool[t] = nil
Tercio@23: 			return t
Tercio@23: 		else
Tercio@23: 			return {}
Tercio@23: 		end
Tercio@23: 	end
Tercio@23: 	function del(t)
Tercio@23: 		for k in pairs(t) do
Tercio@23: 			t[k] = nil
Tercio@23: 		end	
Tercio@23: 		pool[t] = true
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: local DEFAULT_TREE_WIDTH = 175
Tercio@23: local DEFAULT_TREE_SIZABLE = true
Tercio@23: 
Tercio@23: --[[-----------------------------------------------------------------------------
Tercio@23: Support functions
Tercio@23: -------------------------------------------------------------------------------]]
Tercio@23: local function GetButtonUniqueValue(line)
Tercio@23: 	local parent = line.parent
Tercio@23: 	if parent and parent.value then
Tercio@23: 		return GetButtonUniqueValue(parent).."\001"..line.value
Tercio@23: 	else
Tercio@23: 		return line.value
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: local function UpdateButton(button, treeline, selected, canExpand, isExpanded)
Tercio@23: 	local self = button.obj
Tercio@23: 	local toggle = button.toggle
Tercio@23: 	local frame = self.frame
Tercio@23: 	local text = treeline.text or ""
Tercio@23: 	local icon = treeline.icon
Tercio@23: 	local iconCoords = treeline.iconCoords
Tercio@23: 	local level = treeline.level
Tercio@23: 	local value = treeline.value
Tercio@23: 	local uniquevalue = treeline.uniquevalue
Tercio@23: 	local disabled = treeline.disabled
Tercio@23: 	
Tercio@23: 	button.treeline = treeline
Tercio@23: 	button.value = value
Tercio@23: 	button.uniquevalue = uniquevalue
Tercio@23: 	if selected then
Tercio@23: 		button:LockHighlight()
Tercio@23: 		button.selected = true
Tercio@23: 	else
Tercio@23: 		button:UnlockHighlight()
Tercio@23: 		button.selected = false
Tercio@23: 	end
Tercio@23: 	local normalTexture = button:GetNormalTexture()
Tercio@23: 	local line = button.line
Tercio@23: 	button.level = level
Tercio@23: 	if ( level == 1 ) then
Tercio@23: 		button:SetNormalFontObject("GameFontNormal")
Tercio@23: 		button:SetHighlightFontObject("GameFontHighlight")
Tercio@23: 		button.text:SetPoint("LEFT", (icon and 16 or 0) + 8, 2)
Tercio@23: 	else
Tercio@23: 		button:SetNormalFontObject("GameFontHighlightSmall")
Tercio@23: 		button:SetHighlightFontObject("GameFontHighlightSmall")
Tercio@23: 		button.text:SetPoint("LEFT", (icon and 16 or 0) + 8 * level, 2)
Tercio@23: 	end
Tercio@23: 	
Tercio@23: 	if disabled then
Tercio@23: 		button:EnableMouse(false)
Tercio@23: 		button.text:SetText("|cff808080"..text..FONT_COLOR_CODE_CLOSE)
Tercio@23: 	else
Tercio@23: 		button.text:SetText(text)
Tercio@23: 		button:EnableMouse(true)
Tercio@23: 	end
Tercio@23: 	
Tercio@23: 	if icon then
Tercio@23: 		button.icon:SetTexture(icon)
Tercio@23: 		button.icon:SetPoint("LEFT", 8 * level, (level == 1) and 0 or 1)
Tercio@23: 	else
Tercio@23: 		button.icon:SetTexture(nil)
Tercio@23: 	end
Tercio@23: 	
Tercio@23: 	if iconCoords then
Tercio@23: 		button.icon:SetTexCoord(unpack(iconCoords))
Tercio@23: 	else
Tercio@23: 		button.icon:SetTexCoord(0, 1, 0, 1)
Tercio@23: 	end
Tercio@23: 	
Tercio@23: 	if canExpand then
Tercio@23: 		if not isExpanded then
Tercio@23: 			toggle:SetNormalTexture("Interface\\Buttons\\UI-PlusButton-UP")
Tercio@23: 			toggle:SetPushedTexture("Interface\\Buttons\\UI-PlusButton-DOWN")
Tercio@23: 		else
Tercio@23: 			toggle:SetNormalTexture("Interface\\Buttons\\UI-MinusButton-UP")
Tercio@23: 			toggle:SetPushedTexture("Interface\\Buttons\\UI-MinusButton-DOWN")
Tercio@23: 		end
Tercio@23: 		toggle:Show()
Tercio@23: 	else
Tercio@23: 		toggle:Hide()
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: local function ShouldDisplayLevel(tree)
Tercio@23: 	local result = false
Tercio@23: 	for k, v in ipairs(tree) do
Tercio@23: 		if v.children == nil and v.visible ~= false then
Tercio@23: 			result = true
Tercio@23: 		elseif v.children then
Tercio@23: 			result = result or ShouldDisplayLevel(v.children)
Tercio@23: 		end
Tercio@23: 		if result then return result end
Tercio@23: 	end
Tercio@23: 	return false
Tercio@23: end
Tercio@23: 
Tercio@23: local function addLine(self, v, tree, level, parent)
Tercio@23: 	local line = new()
Tercio@23: 	line.value = v.value
Tercio@23: 	line.text = v.text
Tercio@23: 	line.icon = v.icon
Tercio@23: 	line.iconCoords = v.iconCoords
Tercio@23: 	line.disabled = v.disabled
Tercio@23: 	line.tree = tree
Tercio@23: 	line.level = level
Tercio@23: 	line.parent = parent
Tercio@23: 	line.visible = v.visible
Tercio@23: 	line.uniquevalue = GetButtonUniqueValue(line)
Tercio@23: 	if v.children then
Tercio@23: 		line.hasChildren = true
Tercio@23: 	else
Tercio@23: 		line.hasChildren = nil
Tercio@23: 	end
Tercio@23: 	self.lines[#self.lines+1] = line
Tercio@23: 	return line
Tercio@23: end
Tercio@23: 
Tercio@23: --fire an update after one frame to catch the treeframes height
Tercio@23: local function FirstFrameUpdate(frame)
Tercio@23: 	local self = frame.obj
Tercio@23: 	frame:SetScript("OnUpdate", nil)
Tercio@23: 	self:RefreshTree()
Tercio@23: end
Tercio@23: 
Tercio@23: local function BuildUniqueValue(...)
Tercio@23: 	local n = select('#', ...)
Tercio@23: 	if n == 1 then
Tercio@23: 		return ...
Tercio@23: 	else
Tercio@23: 		return (...).."\001"..BuildUniqueValue(select(2,...))
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: --[[-----------------------------------------------------------------------------
Tercio@23: Scripts
Tercio@23: -------------------------------------------------------------------------------]]
Tercio@23: local function Expand_OnClick(frame)
Tercio@23: 	local button = frame.button
Tercio@23: 	local self = button.obj
Tercio@23: 	local status = (self.status or self.localstatus).groups
Tercio@23: 	status[button.uniquevalue] = not status[button.uniquevalue]
Tercio@23: 	self:RefreshTree()
Tercio@23: end
Tercio@23: 
Tercio@23: local function Button_OnClick(frame)
Tercio@23: 	local self = frame.obj
Tercio@23: 	self:Fire("OnClick", frame.uniquevalue, frame.selected)
Tercio@23: 	if not frame.selected then
Tercio@23: 		self:SetSelected(frame.uniquevalue)
Tercio@23: 		frame.selected = true
Tercio@23: 		frame:LockHighlight()
Tercio@23: 		self:RefreshTree()
Tercio@23: 	end
Tercio@23: 	AceGUI:ClearFocus()
Tercio@23: end
Tercio@23: 
Tercio@23: local function Button_OnDoubleClick(button)
Tercio@23: 	local self = button.obj
Tercio@23: 	local status = self.status or self.localstatus
Tercio@23: 	local status = (self.status or self.localstatus).groups
Tercio@23: 	status[button.uniquevalue] = not status[button.uniquevalue]
Tercio@23: 	self:RefreshTree()
Tercio@23: end
Tercio@23: 
Tercio@23: local function Button_OnEnter(frame)
Tercio@23: 	local self = frame.obj
Tercio@23: 	self:Fire("OnButtonEnter", frame.uniquevalue, frame)
Tercio@23: 
Tercio@23: 	if self.enabletooltips then
Tercio@23: 		GameTooltip:SetOwner(frame, "ANCHOR_NONE")
Tercio@23: 		GameTooltip:SetPoint("LEFT",frame,"RIGHT")
Tercio@23: 		GameTooltip:SetText(frame.text:GetText() or "", 1, .82, 0, true)
Tercio@23: 
Tercio@23: 		GameTooltip:Show()
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: local function Button_OnLeave(frame)
Tercio@23: 	local self = frame.obj
Tercio@23: 	self:Fire("OnButtonLeave", frame.uniquevalue, frame)
Tercio@23: 
Tercio@23: 	if self.enabletooltips then
Tercio@23: 		GameTooltip:Hide()
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: local function OnScrollValueChanged(frame, value)
Tercio@23: 	if frame.obj.noupdate then return end
Tercio@23: 	local self = frame.obj
Tercio@23: 	local status = self.status or self.localstatus
Tercio@23: 	status.scrollvalue = floor(value + 0.5)
Tercio@23: 	self:RefreshTree()
Tercio@23: 	AceGUI:ClearFocus()
Tercio@23: end
Tercio@23: 
Tercio@23: local function Tree_OnSizeChanged(frame)
Tercio@23: 	frame.obj:RefreshTree()
Tercio@23: end
Tercio@23: 
Tercio@23: local function Tree_OnMouseWheel(frame, delta)
Tercio@23: 	local self = frame.obj
Tercio@23: 	if self.showscroll then
Tercio@23: 		local scrollbar = self.scrollbar
Tercio@23: 		local min, max = scrollbar:GetMinMaxValues()
Tercio@23: 		local value = scrollbar:GetValue()
Tercio@23: 		local newvalue = math_min(max,math_max(min,value - delta))
Tercio@23: 		if value ~= newvalue then
Tercio@23: 			scrollbar:SetValue(newvalue)
Tercio@23: 		end
Tercio@23: 	end
Tercio@23: end
Tercio@23: 
Tercio@23: local function Dragger_OnLeave(frame)
Tercio@23: 	frame:SetBackdropColor(1, 1, 1, 0)
Tercio@23: end
Tercio@23: 
Tercio@23: local function Dragger_OnEnter(frame)
Tercio@23: 	frame:SetBackdropColor(1, 1, 1, 0.8)
Tercio@23: end
Tercio@23: 
Tercio@23: local function Dragger_OnMouseDown(frame)
Tercio@23: 	local treeframe = frame:GetParent()
Tercio@23: 	treeframe:StartSizing("RIGHT")
Tercio@23: end
Tercio@23: 
Tercio@23: local function Dragger_OnMouseUp(frame)
Tercio@23: 	local treeframe = frame:GetParent()
Tercio@23: 	local self = treeframe.obj
Tercio@23: 	local frame = treeframe:GetParent()
Tercio@23: 	treeframe:StopMovingOrSizing()
Tercio@23: 	--treeframe:SetScript("OnUpdate", nil)
Tercio@23: 	treeframe:SetUserPlaced(false)
Tercio@23: 	--Without this :GetHeight will get stuck on the current height, causing the tree contents to not resize
Tercio@23: 	treeframe:SetHeight(0)
Tercio@23: 	treeframe:SetPoint("TOPLEFT", frame, "TOPLEFT",0,0)
Tercio@23: 	treeframe:SetPoint("BOTTOMLEFT", frame, "BOTTOMLEFT",0,0)
Tercio@23: 	
Tercio@23: 	local status = self.status or self.localstatus
Tercio@23: 	status.treewidth = treeframe:GetWidth()
Tercio@23: 	
Tercio@23: 	treeframe.obj:Fire("OnTreeResize",treeframe:GetWidth())
Tercio@23: 	-- recalculate the content width
Tercio@23: 	treeframe.obj:OnWidthSet(status.fullwidth)
Tercio@23: 	-- update the layout of the content
Tercio@23: 	treeframe.obj:DoLayout()
Tercio@23: end
Tercio@23: 
Tercio@23: --[[-----------------------------------------------------------------------------
Tercio@23: Methods
Tercio@23: -------------------------------------------------------------------------------]]
Tercio@23: local methods = {
Tercio@23: 	["OnAcquire"] = function(self)
Tercio@23: 		self:SetTreeWidth(DEFAULT_TREE_WIDTH, DEFAULT_TREE_SIZABLE)
Tercio@23: 		self:EnableButtonTooltips(true)
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["OnRelease"] = function(self)
Tercio@23: 		self.status = nil
Tercio@23: 		for k, v in pairs(self.localstatus) do
Tercio@23: 			if k == "groups" then
Tercio@23: 				for k2 in pairs(v) do
Tercio@23: 					v[k2] = nil
Tercio@23: 				end
Tercio@23: 			else
Tercio@23: 				self.localstatus[k] = nil
Tercio@23: 			end
Tercio@23: 		end
Tercio@23: 		self.localstatus.scrollvalue = 0
Tercio@23: 		self.localstatus.treewidth = DEFAULT_TREE_WIDTH
Tercio@23: 		self.localstatus.treesizable = DEFAULT_TREE_SIZABLE
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["EnableButtonTooltips"] = function(self, enable)
Tercio@23: 		self.enabletooltips = enable
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["CreateButton"] = function(self)
Tercio@23: 		local num = AceGUI:GetNextWidgetNum("TreeGroupButton")
Tercio@23: 		local button = CreateFrame("Button", ("AceGUI30TreeButton%d"):format(num), self.treeframe, "OptionsListButtonTemplate")
Tercio@23: 		button.obj = self
Tercio@23: 
Tercio@23: 		local icon = button:CreateTexture(nil, "OVERLAY")
Tercio@23: 		icon:SetWidth(14)
Tercio@23: 		icon:SetHeight(14)
Tercio@23: 		button.icon = icon
Tercio@23: 
Tercio@23: 		button:SetScript("OnClick",Button_OnClick)
Tercio@23: 		button:SetScript("OnDoubleClick", Button_OnDoubleClick)
Tercio@23: 		button:SetScript("OnEnter",Button_OnEnter)
Tercio@23: 		button:SetScript("OnLeave",Button_OnLeave)
Tercio@23: 
Tercio@23: 		button.toggle.button = button
Tercio@23: 		button.toggle:SetScript("OnClick",Expand_OnClick)
Tercio@23: 
Tercio@23: 		return button
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["SetStatusTable"] = function(self, status)
Tercio@23: 		assert(type(status) == "table")
Tercio@23: 		self.status = status
Tercio@23: 		if not status.groups then
Tercio@23: 			status.groups = {}
Tercio@23: 		end
Tercio@23: 		if not status.scrollvalue then
Tercio@23: 			status.scrollvalue = 0
Tercio@23: 		end
Tercio@23: 		if not status.treewidth then
Tercio@23: 			status.treewidth = DEFAULT_TREE_WIDTH
Tercio@23: 		end
Tercio@23: 		if status.treesizable == nil then
Tercio@23: 			status.treesizable = DEFAULT_TREE_SIZABLE
Tercio@23: 		end
Tercio@23: 		self:SetTreeWidth(status.treewidth,status.treesizable)
Tercio@23: 		self:RefreshTree()
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	--sets the tree to be displayed
Tercio@23: 	["SetTree"] = function(self, tree, filter)
Tercio@23: 		self.filter = filter
Tercio@23: 		if tree then 
Tercio@23: 			assert(type(tree) == "table") 
Tercio@23: 		end
Tercio@23: 		self.tree = tree
Tercio@23: 		self:RefreshTree()
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["BuildLevel"] = function(self, tree, level, parent)
Tercio@23: 		local groups = (self.status or self.localstatus).groups
Tercio@23: 		local hasChildren = self.hasChildren
Tercio@23: 		
Tercio@23: 		for i, v in ipairs(tree) do
Tercio@23: 			if v.children then
Tercio@23: 				if not self.filter or ShouldDisplayLevel(v.children) then
Tercio@23: 					local line = addLine(self, v, tree, level, parent)
Tercio@23: 					if groups[line.uniquevalue] then
Tercio@23: 						self:BuildLevel(v.children, level+1, line)
Tercio@23: 					end
Tercio@23: 				end
Tercio@23: 			elseif v.visible ~= false or not self.filter then
Tercio@23: 				addLine(self, v, tree, level, parent)
Tercio@23: 			end
Tercio@23: 		end
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["RefreshTree"] = function(self,scrollToSelection)
Tercio@23: 		local buttons = self.buttons 
Tercio@23: 		local lines = self.lines
Tercio@23: 
Tercio@23: 		for i, v in ipairs(buttons) do
Tercio@23: 			v:Hide()
Tercio@23: 		end
Tercio@23: 		while lines[1] do
Tercio@23: 			local t = tremove(lines)
Tercio@23: 			for k in pairs(t) do
Tercio@23: 				t[k] = nil
Tercio@23: 			end
Tercio@23: 			del(t)
Tercio@23: 		end
Tercio@23: 
Tercio@23: 		if not self.tree then return end
Tercio@23: 		--Build the list of visible entries from the tree and status tables
Tercio@23: 		local status = self.status or self.localstatus
Tercio@23: 		local groupstatus = status.groups
Tercio@23: 		local tree = self.tree
Tercio@23: 
Tercio@23: 		local treeframe = self.treeframe
Tercio@23: 		
Tercio@23: 		status.scrollToSelection = status.scrollToSelection or scrollToSelection	-- needs to be cached in case the control hasn't been drawn yet (code bails out below)
Tercio@23: 
Tercio@23: 		self:BuildLevel(tree, 1)
Tercio@23: 
Tercio@23: 		local numlines = #lines
Tercio@23: 
Tercio@23: 		local maxlines = (floor(((self.treeframe:GetHeight()or 0) - 20 ) / 18))
Tercio@23: 		if maxlines <= 0 then return end
Tercio@23: 
Tercio@23: 		local first, last
Tercio@23: 		
Tercio@23: 		scrollToSelection = status.scrollToSelection
Tercio@23: 		status.scrollToSelection = nil
Tercio@23: 
Tercio@23: 		if numlines <= maxlines then
Tercio@23: 			--the whole tree fits in the frame
Tercio@23: 			status.scrollvalue = 0
Tercio@23: 			self:ShowScroll(false)
Tercio@23: 			first, last = 1, numlines
Tercio@23: 		else
Tercio@23: 			self:ShowScroll(true)
Tercio@23: 			--scrolling will be needed
Tercio@23: 			self.noupdate = true
Tercio@23: 			self.scrollbar:SetMinMaxValues(0, numlines - maxlines)
Tercio@23: 			--check if we are scrolled down too far
Tercio@23: 			if numlines - status.scrollvalue < maxlines then
Tercio@23: 				status.scrollvalue = numlines - maxlines
Tercio@23: 			end
Tercio@23: 			self.noupdate = nil
Tercio@23: 			first, last = status.scrollvalue+1, status.scrollvalue + maxlines
Tercio@23: 			--show selection?
Tercio@23: 			if scrollToSelection and status.selected then
Tercio@23: 				local show
Tercio@23: 				for i,line in ipairs(lines) do	-- find the line number
Tercio@23: 					if line.uniquevalue==status.selected then
Tercio@23: 						show=i
Tercio@23: 					end
Tercio@23: 				end
Tercio@23: 				if not show then
Tercio@23: 					-- selection was deleted or something?
Tercio@23: 				elseif show>=first and show<=last then
Tercio@23: 					-- all good
Tercio@23: 				else
Tercio@23: 					-- scrolling needed!
Tercio@23: 					if show<first then
Tercio@23: 						status.scrollvalue = show-1
Tercio@23: 					else
Tercio@23: 						status.scrollvalue = show-maxlines
Tercio@23: 					end
Tercio@23: 					first, last = status.scrollvalue+1, status.scrollvalue + maxlines
Tercio@23: 				end
Tercio@23: 			end
Tercio@23: 			if self.scrollbar:GetValue() ~= status.scrollvalue then
Tercio@23: 				self.scrollbar:SetValue(status.scrollvalue)
Tercio@23: 			end
Tercio@23: 		end
Tercio@23: 
Tercio@23: 		local buttonnum = 1
Tercio@23: 		for i = first, last do
Tercio@23: 			local line = lines[i]
Tercio@23: 			local button = buttons[buttonnum]
Tercio@23: 			if not button then
Tercio@23: 				button = self:CreateButton()
Tercio@23: 
Tercio@23: 				buttons[buttonnum] = button
Tercio@23: 				button:SetParent(treeframe)
Tercio@23: 				button:SetFrameLevel(treeframe:GetFrameLevel()+1)
Tercio@23: 				button:ClearAllPoints()
Tercio@23: 				if buttonnum == 1 then
Tercio@23: 					if self.showscroll then
Tercio@23: 						button:SetPoint("TOPRIGHT", -22, -10)
Tercio@23: 						button:SetPoint("TOPLEFT", 0, -10)
Tercio@23: 					else
Tercio@23: 						button:SetPoint("TOPRIGHT", 0, -10)
Tercio@23: 						button:SetPoint("TOPLEFT", 0, -10)
Tercio@23: 					end
Tercio@23: 				else
Tercio@23: 					button:SetPoint("TOPRIGHT", buttons[buttonnum-1], "BOTTOMRIGHT",0,0)
Tercio@23: 					button:SetPoint("TOPLEFT", buttons[buttonnum-1], "BOTTOMLEFT",0,0)
Tercio@23: 				end
Tercio@23: 			end
Tercio@23: 
Tercio@23: 			UpdateButton(button, line, status.selected == line.uniquevalue, line.hasChildren, groupstatus[line.uniquevalue] )
Tercio@23: 			button:Show()
Tercio@23: 			buttonnum = buttonnum + 1
Tercio@23: 		end
Tercio@23: 		
Tercio@23: 	end,
Tercio@23: 	
Tercio@23: 	["SetSelected"] = function(self, value)
Tercio@23: 		local status = self.status or self.localstatus
Tercio@23: 		if status.selected ~= value then
Tercio@23: 			status.selected = value
Tercio@23: 			self:Fire("OnGroupSelected", value)
Tercio@23: 		end
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["Select"] = function(self, uniquevalue, ...)
Tercio@23: 		self.filter = false
Tercio@23: 		local status = self.status or self.localstatus
Tercio@23: 		local groups = status.groups
Tercio@23: 		local path = {...}
Tercio@23: 		for i = 1, #path do
Tercio@23: 			groups[tconcat(path, "\001", 1, i)] = true
Tercio@23: 		end
Tercio@23: 		status.selected = uniquevalue
Tercio@23: 		self:RefreshTree(true)
Tercio@23: 		self:Fire("OnGroupSelected", uniquevalue)
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["SelectByPath"] = function(self, ...)
Tercio@23: 		self:Select(BuildUniqueValue(...), ...)
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["SelectByValue"] = function(self, uniquevalue)
Tercio@23: 		self:Select(uniquevalue, ("\001"):split(uniquevalue))
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["ShowScroll"] = function(self, show)
Tercio@23: 		self.showscroll = show
Tercio@23: 		if show then
Tercio@23: 			self.scrollbar:Show()
Tercio@23: 			if self.buttons[1] then
Tercio@23: 				self.buttons[1]:SetPoint("TOPRIGHT", self.treeframe,"TOPRIGHT",-22,-10)
Tercio@23: 			end
Tercio@23: 		else
Tercio@23: 			self.scrollbar:Hide()
Tercio@23: 			if self.buttons[1] then
Tercio@23: 				self.buttons[1]:SetPoint("TOPRIGHT", self.treeframe,"TOPRIGHT",0,-10)
Tercio@23: 			end
Tercio@23: 		end
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["OnWidthSet"] = function(self, width)
Tercio@23: 		local content = self.content
Tercio@23: 		local treeframe = self.treeframe
Tercio@23: 		local status = self.status or self.localstatus
Tercio@23: 		status.fullwidth = width
Tercio@23: 		
Tercio@23: 		local contentwidth = width - status.treewidth - 20
Tercio@23: 		if contentwidth < 0 then
Tercio@23: 			contentwidth = 0
Tercio@23: 		end
Tercio@23: 		content:SetWidth(contentwidth)
Tercio@23: 		content.width = contentwidth
Tercio@23: 		
Tercio@23: 		local maxtreewidth = math_min(400, width - 50)
Tercio@23: 		
Tercio@23: 		if maxtreewidth > 100 and status.treewidth > maxtreewidth then
Tercio@23: 			self:SetTreeWidth(maxtreewidth, status.treesizable)
Tercio@23: 		end
Tercio@23: 		treeframe:SetMaxResize(maxtreewidth, 1600)
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["OnHeightSet"] = function(self, height)
Tercio@23: 		local content = self.content
Tercio@23: 		local contentheight = height - 20
Tercio@23: 		if contentheight < 0 then
Tercio@23: 			contentheight = 0
Tercio@23: 		end
Tercio@23: 		content:SetHeight(contentheight)
Tercio@23: 		content.height = contentheight
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["SetTreeWidth"] = function(self, treewidth, resizable)
Tercio@23: 		if not resizable then
Tercio@23: 			if type(treewidth) == 'number' then
Tercio@23: 				resizable = false
Tercio@23: 			elseif type(treewidth) == 'boolean' then
Tercio@23: 				resizable = treewidth
Tercio@23: 				treewidth = DEFAULT_TREE_WIDTH
Tercio@23: 			else
Tercio@23: 				resizable = false
Tercio@23: 				treewidth = DEFAULT_TREE_WIDTH 
Tercio@23: 			end
Tercio@23: 		end
Tercio@23: 		self.treeframe:SetWidth(treewidth)
Tercio@23: 		self.dragger:EnableMouse(resizable)
Tercio@23: 		
Tercio@23: 		local status = self.status or self.localstatus
Tercio@23: 		status.treewidth = treewidth
Tercio@23: 		status.treesizable = resizable
Tercio@23: 		
Tercio@23: 		-- recalculate the content width
Tercio@23: 		if status.fullwidth then
Tercio@23: 			self:OnWidthSet(status.fullwidth)
Tercio@23: 		end
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["GetTreeWidth"] = function(self)
Tercio@23: 		local status = self.status or self.localstatus
Tercio@23: 		return status.treewidth or DEFAULT_TREE_WIDTH
Tercio@23: 	end,
Tercio@23: 
Tercio@23: 	["LayoutFinished"] = function(self, width, height)
Tercio@23: 		if self.noAutoHeight then return end
Tercio@23: 		self:SetHeight((height or 0) + 20)
Tercio@23: 	end
Tercio@23: }
Tercio@23: 
Tercio@23: --[[-----------------------------------------------------------------------------
Tercio@23: Constructor
Tercio@23: -------------------------------------------------------------------------------]]
Tercio@23: local PaneBackdrop  = {
Tercio@23: 	bgFile = "Interface\\ChatFrame\\ChatFrameBackground",
Tercio@23: 	edgeFile = "Interface\\Tooltips\\UI-Tooltip-Border",
Tercio@23: 	tile = true, tileSize = 16, edgeSize = 16,
Tercio@23: 	insets = { left = 3, right = 3, top = 5, bottom = 3 }
Tercio@23: }
Tercio@23: 
Tercio@23: local DraggerBackdrop  = {
Tercio@23: 	bgFile = "Interface\\Tooltips\\UI-Tooltip-Background",
Tercio@23: 	edgeFile = nil,
Tercio@23: 	tile = true, tileSize = 16, edgeSize = 0,
Tercio@23: 	insets = { left = 3, right = 3, top = 7, bottom = 7 }
Tercio@23: }
Tercio@23: 
Tercio@23: local function Constructor()
Tercio@23: 	local num = AceGUI:GetNextWidgetNum(Type)
Tercio@23: 	local frame = CreateFrame("Frame", nil, UIParent)
Tercio@23: 
Tercio@23: 	local treeframe = CreateFrame("Frame", nil, frame)
Tercio@23: 	treeframe:SetPoint("TOPLEFT")
Tercio@23: 	treeframe:SetPoint("BOTTOMLEFT")
Tercio@23: 	treeframe:SetWidth(DEFAULT_TREE_WIDTH)
Tercio@23: 	treeframe:EnableMouseWheel(true)
Tercio@23: 	treeframe:SetBackdrop(PaneBackdrop)
Tercio@23: 	treeframe:SetBackdropColor(0.1, 0.1, 0.1, 0.5)
Tercio@23: 	treeframe:SetBackdropBorderColor(0.4, 0.4, 0.4)
Tercio@23: 	treeframe:SetResizable(true)
Tercio@23: 	treeframe:SetMinResize(100, 1)
Tercio@23: 	treeframe:SetMaxResize(400, 1600)
Tercio@23: 	treeframe:SetScript("OnUpdate", FirstFrameUpdate)
Tercio@23: 	treeframe:SetScript("OnSizeChanged", Tree_OnSizeChanged)
Tercio@23: 	treeframe:SetScript("OnMouseWheel", Tree_OnMouseWheel)
Tercio@23: 
Tercio@23: 	local dragger = CreateFrame("Frame", nil, treeframe)
Tercio@23: 	dragger:SetWidth(8)
Tercio@23: 	dragger:SetPoint("TOP", treeframe, "TOPRIGHT")
Tercio@23: 	dragger:SetPoint("BOTTOM", treeframe, "BOTTOMRIGHT")
Tercio@23: 	dragger:SetBackdrop(DraggerBackdrop)
Tercio@23: 	dragger:SetBackdropColor(1, 1, 1, 0)
Tercio@23: 	dragger:SetScript("OnEnter", Dragger_OnEnter)
Tercio@23: 	dragger:SetScript("OnLeave", Dragger_OnLeave)
Tercio@23: 	dragger:SetScript("OnMouseDown", Dragger_OnMouseDown)
Tercio@23: 	dragger:SetScript("OnMouseUp", Dragger_OnMouseUp)
Tercio@23: 
Tercio@23: 	local scrollbar = CreateFrame("Slider", ("AceConfigDialogTreeGroup%dScrollBar"):format(num), treeframe, "UIPanelScrollBarTemplate")
Tercio@23: 	scrollbar:SetScript("OnValueChanged", nil)
Tercio@23: 	scrollbar:SetPoint("TOPRIGHT", -10, -26)
Tercio@23: 	scrollbar:SetPoint("BOTTOMRIGHT", -10, 26)
Tercio@23: 	scrollbar:SetMinMaxValues(0,0)
Tercio@23: 	scrollbar:SetValueStep(1)
Tercio@23: 	scrollbar:SetValue(0)
Tercio@23: 	scrollbar:SetWidth(16)
Tercio@23: 	scrollbar:SetScript("OnValueChanged", OnScrollValueChanged)
Tercio@23: 
Tercio@23: 	local scrollbg = scrollbar:CreateTexture(nil, "BACKGROUND")
Tercio@23: 	scrollbg:SetAllPoints(scrollbar)
Tercio@23: 	scrollbg:SetTexture(0,0,0,0.4)
Tercio@23: 
Tercio@23: 	local border = CreateFrame("Frame",nil,frame)
Tercio@23: 	border:SetPoint("TOPLEFT", treeframe, "TOPRIGHT")
Tercio@23: 	border:SetPoint("BOTTOMRIGHT")
Tercio@23: 	border:SetBackdrop(PaneBackdrop)
Tercio@23: 	border:SetBackdropColor(0.1, 0.1, 0.1, 0.5)
Tercio@23: 	border:SetBackdropBorderColor(0.4, 0.4, 0.4)
Tercio@23: 
Tercio@23: 	--Container Support
Tercio@23: 	local content = CreateFrame("Frame", nil, border)
Tercio@23: 	content:SetPoint("TOPLEFT", 10, -10)
Tercio@23: 	content:SetPoint("BOTTOMRIGHT", -10, 10)
Tercio@23: 
Tercio@23: 	local widget = {
Tercio@23: 		frame        = frame,
Tercio@23: 		lines        = {},
Tercio@23: 		levels       = {},
Tercio@23: 		buttons      = {},
Tercio@23: 		hasChildren  = {},
Tercio@23: 		localstatus  = { groups = {}, scrollvalue = 0 },
Tercio@23: 		filter       = false,
Tercio@23: 		treeframe    = treeframe,
Tercio@23: 		dragger      = dragger,
Tercio@23: 		scrollbar    = scrollbar,
Tercio@23: 		border       = border,
Tercio@23: 		content      = content,
Tercio@23: 		type         = Type
Tercio@23: 	}
Tercio@23: 	for method, func in pairs(methods) do
Tercio@23: 		widget[method] = func
Tercio@23: 	end
Tercio@23: 	treeframe.obj, dragger.obj, scrollbar.obj = widget, widget, widget
Tercio@23: 
Tercio@23: 	return AceGUI:RegisterAsContainer(widget)
Tercio@23: end
Tercio@23: 
Tercio@23: AceGUI:RegisterWidgetType(Type, Constructor, Version)