MrxGuiLtiPrecacheLayout
Byte-for-byte identical to resident/MrxGuiLtiPrecacheLayout β see that page for full documentation of its functions, inheritance, and events.
In the shell context
Layout for the βLTI_precacheβ widget above; its GuiGameStateChange/GuiInitialization handlers point at MrxGuiLTIPrecache.HandleStateChangeEvent/_Initialize. Loaded by MrxGuiShellBootstrap.EnterPrecache() (MrxGuiBase.LoadGUIFile("MrxGuiLTIPrecacheLayout", PrecacheScreenLoaded)) β the first real screen the front end shows, before the Shell widget tree itself even exists.