Bagshui 1.6.5

- Changelog: release the Right/Top anchor UI-scale fix as 1.6.5
- Defer inventory redraws while a window is being dragged
- Cache class-callback event ids in QueueClassCallback (less garbage per BAG_UPDATE)

Components/Inventory.Layout.lua

@@ -27,6 +27,15 @@ Bagshui:AddComponent(function()
       return
     end
 
+    -- Don't redraw while the window is being dragged. A full redraw (for example from a BAG_UPDATE
+    -- while looting in combat) resizes and re-lays out every button of a frame that is moving,
+    -- which shows up as a hitch. The update runs as soon as the window is dropped.
+    if self:IsDragInProgress() then
+      self.updateDeferredByDrag = true
+      self.updateDeferredByDragCascade = self.updateDeferredByDragCascade or cascade
+      return
+    end
+
     -- Update is only needed if the window is visible.
     if not self:Visible() and not self.forceCacheUpdate then
       self.windowUpdateBlocked = false