OnTrailerUpdate

This callback was added in SA-MP 0.3z R4 and will not work in earlier versions!

Description:

This callback is called when a player sent a trailer update.

Parameters:

(playerid, vehicleid)

playerid

The ID of the player who sent a trailer update

vehicleid

The Trailer being updated

Return Values:

0 - Cancels any trailer updates from being sent to other players. Update is still sent to the updating player.
1 - Processes the trailer update as normal and synchronizes it between all players.
It is always called first in filterscripts.

Warning

Known Bug(s): This public is not called for trains.

Important
Note

This callback is called very frequently per second per trailer. You should refrain from implementing intensive calculations or intensive file writing/reading operations in this callback.

Example Usage:

public OnTrailerUpdate(playerid, vehicleid)
{
    DetachTrailerFromVehicle(GetPlayerVehicleID(playerid));
    return 0;
}

The following callbacks might be useful as well, as they are related to this callback in one way or another.

OnUnoccupiedVehicleUpdate: Called when a driver-less vehicle's position is synced by a client.

The following functions might be useful, as they're related to this callback in one way or another.