Available from version 1.32.0 (Gerrit change 445200)
Replace or wrap the standard SlotDiffRenderer for some content type.
Define function:
public static function onGetSlotDiffRenderer( ContentHandler $contentHandler, &$slotDiffRenderer, IContextSource &$context ) { ... }
Attach hook: In extension.json:
	"Hooks": {
		"GetSlotDiffRenderer": "MyExtensionHooks::onGetSlotDiffRenderer"
Called from: File(s): content/ContentHandler.php
Function(s): getSlotDiffRenderer
Interface: GetSlotDiffRendererHook.php

For more information about attaching hooks, see Manual:Hooks .
For examples of extensions using this hook, see Category:GetSlotDiffRenderer extensions.


  • $contentHandler: ContentHandler for which the slot diff renderer is fetched.
  • &$slotDiffRenderer: SlotDiffRenderer to change or replace.
  • $context: IContextSource