[Sascha]

pawn Код:

forward Fly();
public Fly()
{
    for(new playerid=0; playerid<GetMaxPlayers(); playerid++)
    {
        if(IsPlayerConnected(playerid))
        {
            if(IsPlayerInAnyVehicle(playerid))
            {
                TextDrawShowForPlayer(playerid, MyTextDraw[playerid]);
            }
            else
            {
                TextDrawHideForPlayer(playerid, MyTextDraw[playerid]);
            }
        }
    }
    return 1;
}

edit: or this:

pawn Код:

public OnPlayerStateChange(playerid, newstate, oldstate)
{
    if(newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER)
    {
        TextDrawShowForPlayer(playerid, MyTextDraw[playerid]);
    }
    if(newstate == PLAYER_STATE_ONFOOT)
    {
        TextDrawHideForPlayer(playerid, MyTextDraw[playerid]);
    }
    return 1;
}