[Gagi_Corleone]

Use this
Put in public OnPlayerKeyStateChange

Код:

if(newkeys == KEY_CROUCH)
{
if(!IsPlayerInAnyVehicle(playerid)) return SendClientMessage(playerid,-1,"You must be in car");
if(!IsPlayerInRangeOfPoint(playerid, 5.0, x,y,z)) return SendClientMessage(playerid,-1,"Bla bla");//Put coordinates instead of x,y,z
MoveDynamicObject(Put name of that what you put before CreateDynamicGate,x,y,z, fast);//Put gate,x,y,z open gate,and fast
//Other codes
}