ActionCondition()

override bool ActionCondition	(	PlayerBase	player,
		ActionTarget	target,
		ItemBase	item )

См. определение в файле ActionAttachExplosivesTrigger.c строка 37

    {
        if (target.GetParent())
        {
            return false;
        }
        
        if (ClaymoreMine.Cast(target.GetObject()))
        {
            return false;
        }
        
        ExplosivesBase explosive = ExplosivesBase.Cast(target.GetObject());
        if (explosive)
        {
            ClockBase timedTrigger;
            if (ClockBase.CastTo(timedTrigger, item))
            {
                return timedTrigger.IsAlarmOn() && explosive.IsTimerDetonable() && explosive.CanBeArmed();
            }
            
            return explosive.CanBeArmed();      
        }
        
 
        return false;
    }

Перекрестные ссылки ActionTarget(), ClockBase() и ExplosivesBase().