UnityEditor.SpriteEditorWindow.DoEditingDisabledMessage C# (CSharp) Method

        private void DoEditingDisabledMessage()
        {
            if (this.IsEditingDisabled())
            {
                GUILayout.BeginArea(this.warningMessageRect);
                EditorGUILayout.HelpBox("Editing is disabled during play mode", MessageType.Warning);
                GUILayout.EndArea();
            }
        }