UnityEngine.DrivenRectTransformTracker.CanRecordModifications C# (CSharp) Method

        internal static extern bool CanRecordModifications();
        /// <summary>

 public void Add(Object driver, RectTransform rectTransform, DrivenTransformProperties drivenProperties)
 {
     if (this.m_Tracked == null)
     {
         this.m_Tracked = new List <RectTransform>();
     }
     rectTransform.drivenByObject    = driver;
     rectTransform.drivenProperties |= drivenProperties;
     if (!Application.isPlaying && DrivenRectTransformTracker.CanRecordModifications())
     {
         RuntimeUndo.RecordObject(rectTransform, "Driving RectTransform");
     }
     this.m_Tracked.Add(rectTransform);
 }