[[HiC]TheKiller]

pawn Код:

#define PRESSED(%0) (((newkeys & (%0)) == (%0)) && ((oldkeys & (%0)) != (%0)))

stock IsVehicleNosAble(vehicleid)
{
    new InvalidNosVehicles[MAX_INVALID_NOS_VEHICLES] =
    {
        581,523,462,521,463,522,461,448,468,586,
        509,481,510,472,473,493,595,484,430,453,
        452,446,454,590,569,537,538,570,449
    };
    for(new i; i<sizeof(InvalidNosVehicles); i++) if(InvalidNosVehicles[i] == vehicleid) return 0;
    return 1;
}

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if (PRESSED(KEY_FIRE) && (IsPlayerInAnyVehicle(playerid)) && (GetPlayerState(playerid) == PLAYER_STATE_DRIVER))
    {
        new vehicle = GetPlayerVehicleID(playerid);
        if(IsVehicleNosAble(vehicle) AddVehicleComponent(vehicle, 1010);
    }
    /*if (PRESSED(KEY_SECONDARY_ATTACK) && (IsPlayerInAnyVehicle(playerid)) && (GetPlayerState(playerid) == PLAYER_STATE_DRIVER))
    {
         new vehicle = GetPlayerVehicleID(playerid);
         if(IsVehicleNosAble(vehicle) RemoveVehicleComponent(vehicle, 1010);
    }*/
    return 1;
}

Although KEY_SECONDARY_ATTACK is the key ENTER which will exit you from the car making the statement invalid.