Menu Notifications

#cuiRegisterMenus

Called when 3ds Max is ready to register plug-in menus. This happens during startup, and whenever a menu definition file (.mnx) is loaded.

Calling callbacks.notificationParam() within the callback function returns the CuiMenuMgr for creating menus.

Available in 3ds Max 2025 and later.

#cuiRegisterQuadMenus

Called when 3ds Max is ready to register plug-in quad menus. This happens during startup, and whenever a quad menu definition file (.qmnx) is loaded.

Calling callbacks.notificationParam() within the callback function returns the CuiQuadMenuMgr for creating menus.

Available in 3ds Max 2025 and later.