--- a/gui.lua	Sat Jan 28 23:36:23 2012 +0000
+++ b/gui.lua	Sun Jan 29 03:38:30 2012 +0000
@@ -56,6 +56,16 @@
 local _generate_text, _populate_text_specials
 local _tabtexts, _taborder -- filled out in gui block scope
 
+--[[
+This is a table of callback functions, each responsible for drawing a tab
+into the container passed in the first argument.  Special-purpose buttons
+can optionally be created (mkbutton) and added to the container in the second
+argument.
+]]
+local tabs_OnGroupSelected = {}
+local mkbutton
+local tabs_OnGroupSelected_func, tabs_generated_text_OGS
+
 -- Working around this bug:
 -- http://forums.wowace.com/showpost.php?p=295202&postcount=31
 do
@@ -142,6 +152,72 @@
 		if not f then return end
 		pcall (f, text_type, editbox, specials, mkb)
 	end
+
+	-- LOD tab has been clicked on.
+	local function _handle_LOD (tabs_container,specials,tabtitle)
+		local what = _tabtexts[tabtitle]
+		local addon_index = what.LOD
+		local loaded_at = what.loaded_at
+		local real_nip = next_insertion_position
+		local function LOAD()
+			_tabtexts[tabtitle] = nil
+			tremove (_taborder, loaded_at)
+			next_insertion_position = loaded_at
+			local loaded, whynot = LoadAddOn(addon_index)
+			if loaded then
+				addon:Print(tabtitle, "loaded.")
+			else
+				what.disabled = true
+				_tabtexts[tabtitle] = what -- restore this for mouseovers
+				addon:Print("%s could not load (game client reason was '%s').", tabtitle, whynot)
+				DisableAddOn(addon_index)
+			end
+			next_insertion_position = real_nip
+			dirty_tabs = true
+			addon:BuildMainDisplay()
+		end
+		addon.display:Hide()
+		if what.LOD_enabled then
+			-- totally loadable, go for it
+			LOAD()
+		else
+			-- was disabled at addons menu
+			StaticPopupDialogs["OUROL_LOD_DISABLED"] = flib.StaticPopup{
+				text = tabtitle.." was disabled at the character loading screen.  Do you want to enable it?",
+				button1 = YES,
+				button2 = NO,
+				OnAccept = function()
+					EnableAddOn(addon_index)
+					LOAD()
+				end,
+				OnCancel = function()
+					addon:BuildMainDisplay()
+				end,
+				OnHide = function()
+					StaticPopupDialogs["OUROL_LOD_DISABLED"] = nil
+				end,
+			}
+			StaticPopup_Show("OUROL_LOD_DISABLED")
+		end
+	end
+
+	-- Add a clickable tab that brings the real module in.  Since gui_init has
+	-- already been called, we flag the dirty bit and let the main building
+	-- routine handle it like any other plugin.
+	function addon:_gui_add_LOD_tab (tabtitle, folder, addon_index, enabled_p, why_not)
+		_tabtexts[tabtitle] = {
+			title = tabtitle,
+			desc = ("'%s' is not loaded yet.  Click the tab to load it now."):format(folder),
+			LOD = addon_index,
+			LOD_enabled = enabled_p,
+			LOD_why_not = why_not,
+			loaded_at = next_insertion_position,
+		}
+		tabs_OnGroupSelected[tabtitle] = _handle_LOD
+		tinsert (_taborder, next_insertion_position, tabtitle)
+		next_insertion_position = next_insertion_position + 1
+		dirty_tabs = true
+	end
 end
 
 --[[
@@ -347,16 +423,6 @@
 _taborder = { "eoi", "hist", "help", "opt" }
 --else _taborder = { "eoi", "help", "opt" } end
 
---[[
-This is a table of callback functions, each responsible for drawing a tab
-into the container passed in the first argument.  Special-purpose buttons
-can optionally be created (mkbutton) and added to the container in the second
-argument.
-]]
-local tabs_OnGroupSelected = {}
-local mkbutton
-local tabs_OnGroupSelected_func, tabs_generated_text_OGS
-
 function addon:gui_init (loot_pointer)
 	g_loot = loot_pointer
 	g_generated = nil
@@ -367,11 +433,15 @@
 	-- If we won't have enough tabs to trigger this on its own, pad out the tab
 	-- titles (not looking quite as nice, ah well) to force it to trigger.
 	local fmtstr = #_taborder > 6 and "%s" or "   %s   "
-	for _,v in ipairs(_taborder) do
-		tinsert (tabgroup_tabs, {value=v, text=fmtstr:format(_tabtexts[v].title)})
+	for i,name in ipairs(_taborder) do
+		tabgroup_tabs[i] = {
+			value = name,
+			text = fmtstr:format(_tabtexts[name].title),
+			disabled = _tabtexts[name].disabled,
+		}
 		-- By default, tabs are editboxes with generated text
-		if not tabs_OnGroupSelected[v] then
-			tabs_OnGroupSelected[v] = tabs_generated_text_OGS
+		if not tabs_OnGroupSelected[name] then
+			tabs_OnGroupSelected[name] = tabs_generated_text_OGS
 		end
 	end
 	dirty_tabs = nil
@@ -2000,7 +2070,11 @@
 	local tabs = GUI:Create("TabGroup")
 	tabs:SetLayout("Flow")
 	tabs.alignoffset = 25
-	tabs.titletext:SetFontObject(GameFontNormalSmall) -- XXX
+	local titletext_orig_fo = tabs.titletext:GetFontObject()
+	tabs.titletext:SetFontObject(GameFontNormalSmall)
+	tabs:SetCallback("OnRelease", function(_tabs)
+		tabs.titletext:SetFontObject(titletext_orig_fo)
+	end)
 	do
 		self.sender_list.sort()
 		tabs.titletext:SetFormattedText("Received broadcast data from %d |4player:players;.",