chat-input-center: add module to center input box

ShaguTweaks-extras.toc

@@ -21,6 +21,7 @@ main.lua
 
 # modules
 mods\chat-history.lua
+mods\chat-input-center.lua
 mods\macro-icons.lua
 mods\macro-tweaks.lua
 mods\worldmap-reveal.lua

mods/chat-input-center.lua

@@ -0,0 +1,39 @@
+local _G = ShaguTweaks.GetGlobalEnv()
+local T = ShaguTweaks.T
+local rgbhex = ShaguTweaks.rgbhex
+
+local module = ShaguTweaks:register({
+  title = T["Center Text Input Box"],
+  description = T["Move the chat input box to the center of the screen."],
+  expansions = { ["vanilla"] = true, ["tbc"] = false },
+  category = T["Chat"],
+  maintainer = "@shagu (GitHub)",
+  enabled = nil,
+})
+
+local dodge_frames = {
+  MainMenuBarArtFrame, MultiBarBottomLeft, MultiBarBottomRight, PetActionBarFrame, ShapeshiftBarFrame
+}
+
+module.enable = function(self)
+  ChatFrameEditBox:ClearAllPoints()
+  ChatFrameEditBox:SetWidth(300)
+
+  -- reload custom frame positions after original frame manage runs
+  local hookUIParent_ManageFramePositions = UIParent_ManageFramePositions
+  UIParent_ManageFramePositions = function(a1, a2, a3)
+    -- run original function
+    hookUIParent_ManageFramePositions(a1, a2, a3)
+
+    -- let inputbox dodge certain frames
+    local top = 0
+    for id, frame in pairs(dodge_frames) do
+      if frame:IsVisible() and frame:GetTop() then
+        top = math.max(top, frame:GetTop())
+      end
+    end
+
+    -- set new position
+    ChatFrameEditBox:SetPoint("BOTTOM", UIParent, "BOTTOM", 0, top)
+  end
+end