Fix invisible frames intercepting mouse clicks

Disable mouse on Turtle GroupUI frames and all children when pfUI replaces them
Re-enable mouse when Turtle frames become active again
Prevent combat screen overlay from blocking clicks
Use explicit EnableMouse(false) instead of nil for StatusBar widgets

api/ui-widgets.lua

@@ -115,7 +115,7 @@ do -- statusbars
 
   function pfUI.api.CreateStatusBar(name, parent)
     local f = CreateFrame("Button", name, parent)
-    f:EnableMouse(nil)
+    f:EnableMouse(false)
 
     f.bar = f:CreateTexture(nil, "NORMAL")
     f.bar:SetPoint("TOPLEFT", f, "TOPLEFT", 0, 0)

modules/infight.lua

@@ -31,6 +31,7 @@ pfUI:RegisterModule("infight", "vanilla:tbc", function ()
 
   pfUI.infight.screen = CreateFrame("Frame", "pfUICombatScreen", WorldFrame)
   pfUI.infight.screen:SetAllPoints(WorldFrame)
+  pfUI.infight.screen:EnableMouse(false)
   pfUI.infight.screen:Hide()
 
   pfUI.infight.UpdateConfig = function(self)

modules/turtle-wow.lua

@@ -23,6 +23,61 @@ pfUI:RegisterModule("turtle-wow", "vanilla", function ()
     -- Set GROUP_REPLACE_PARTY early so Turtle's own init can use it
     GROUP_REPLACE_PARTY = "1"
 
+    -- Disable Turtle GroupUI cluster frames and member frames so they
+    -- cannot intercept mouse clicks meant for pfUI unit frames or nameplates.
+    local function DisableTurtleGroupFrames()
+      GROUP_ENABLED = "0"
+
+      -- Stop GroupFrame from firing events that re-show cluster frames
+      GroupFrame:UnregisterAllEvents()
+      GroupFrame:Hide()
+
+      for i = 1, 8 do
+        local f = _G["GroupClusterFrame"..i]
+        if f then
+          f:Hide()
+          f:EnableMouse(false)
+          -- Disable mouse on all child member frames (Buttons with click handlers)
+          for _, child in pairs({f:GetChildren()}) do
+            child:EnableMouse(false)
+          end
+        end
+      end
+      if GroupPetsClusterFrame then
+        GroupPetsClusterFrame:Hide()
+        GroupPetsClusterFrame:EnableMouse(false)
+      end
+    end
+
+    local function EnableTurtleGroupFrames()
+      GROUP_ENABLED = "1"
+      GROUP_REPLACE_PARTY = "1"
+
+      -- Re-enable mouse on cluster frames and their children
+      for i = 1, 8 do
+        local f = _G["GroupClusterFrame"..i]
+        if f then
+          f:EnableMouse(true)
+          for _, child in pairs({f:GetChildren()}) do
+            child:EnableMouse(true)
+          end
+        end
+      end
+      if GroupPetsClusterFrame then
+        GroupPetsClusterFrame:EnableMouse(true)
+      end
+
+      GroupFrame:RegisterEvent("PARTY_MEMBERS_CHANGED")
+      GroupFrame:RegisterEvent("RAID_ROSTER_UPDATE")
+      GroupFrame:RegisterEvent("RAID_TARGET_UPDATE")
+      GroupFrame:RegisterEvent("UNIT_NAME_UPDATE")
+      GroupFrame:RegisterEvent("UNIT_PET")
+      GroupFrame:RegisterEvent("PLAYER_TARGET_CHANGED")
+      GroupFrame:RegisterEvent("CHAT_MSG_ADDON")
+      GroupFrame:Show()
+      GroupFrame_Update()
+    end
+
     HookAddonOrVariable("GroupFrame", function()
       hooksecurefunc("GroupFrame_Toggle", function()
         local inRaid = (GetNumRaidMembers() > 0)
@@ -34,24 +89,9 @@ pfUI:RegisterModule("turtle-wow", "vanilla", function ()
         end
 
         if pfUIHandles then
-          GROUP_ENABLED = "0"
+          DisableTurtleGroupFrames()
-          for i = 1, 8 do
-            local f = _G["GroupClusterFrame"..i]
-            if f then f:Hide() end
-          end
-          if GroupPetsClusterFrame then GroupPetsClusterFrame:Hide() end
         else
-          GROUP_ENABLED = "1"
+          EnableTurtleGroupFrames()
-          GROUP_REPLACE_PARTY = "1"
-          GroupFrame:RegisterEvent("PARTY_MEMBERS_CHANGED")
-          GroupFrame:RegisterEvent("RAID_ROSTER_UPDATE")
-          GroupFrame:RegisterEvent("RAID_TARGET_UPDATE")
-          GroupFrame:RegisterEvent("UNIT_NAME_UPDATE")
-          GroupFrame:RegisterEvent("UNIT_PET")
-          GroupFrame:RegisterEvent("PLAYER_TARGET_CHANGED")
-          GroupFrame:RegisterEvent("CHAT_MSG_ADDON")
-          GroupFrame:Show()
-          GroupFrame_Update()
         end
       end)
 
@@ -65,11 +105,7 @@ pfUI:RegisterModule("turtle-wow", "vanilla", function ()
         end
 
         if pfUIHandles then
-          for i = 1, 8 do
+          DisableTurtleGroupFrames()
-            local f = _G["GroupClusterFrame"..i]
-            if f then f:Hide() end
-          end
-          if GroupPetsClusterFrame then GroupPetsClusterFrame:Hide() end
         end
       end)
     end)