[TH3_R3D™]

pawn Код:

#define PRESSED(%0) \
    (((newkeys & (%0)) == (%0)) && ((oldkeys & (%0)) != (%0))) //anywhere up in your script

pawn Код:

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if (PRESSED(KEY_FIRE))//if he pressed (LMB)
    {
        //add your code here
        ClearAnimations(playerid);//Clear the animations
    }
    return 1;
}