UnityEditor.DockArea.GetTabWidth C# (CSharp) Method

        private float GetTabWidth(float width)
        {
            int count = this.m_Panes.Count;
            if ((s_DropInfo != null) && object.ReferenceEquals(s_DropInfo.dropArea, this))
            {
                count++;
            }
            if (this.m_Panes.IndexOf(s_DragPane) != -1)
            {
                count--;
            }
            return Mathf.Min((float) (width / ((float) count)), (float) 100f);
        }