UnityEngine.UI.Graphic.OnCanvasHierarchyChanged C# (CSharp) Method

        protected override void OnCanvasHierarchyChanged()
        {
            Canvas c = this.m_Canvas;
            this.CacheCanvas();
            if (c != this.m_Canvas)
            {
                GraphicRegistry.UnregisterGraphicForCanvas(c, this);
                GraphicRegistry.RegisterGraphicForCanvas(this.canvas, this);
            }
        }