private void DrawLeftPanel()
        {
            GUILayout.BeginVertical(EditorStyles.toolbar, GUILayout.Width(m_Width));

            GUILayout.Label(m_Fsm.gameObject.name, EditorStyles.toolbarButton);


//            EditorGUILayout.Foldout(true, "Events");

            int eventNameCount = m_Fsm.EventNameCount;

            for (int i = 0; i < eventNameCount; i++)
            {
                string index     = "[" + i.ToString() + "]";
                string eventName = m_Fsm.GetEventName(i);

                Rect hRect = EditorGUILayout.BeginHorizontal();

                GUILayout.Label(index, GUILayout.Width(48));

                hRect.width -= 48;
                hRect.x     += 48;

                if (m_SelectingEventNameIndex == i)
                {
                    EventType type          = Event.current.type;
                    KeyCode   keyCode       = Event.current.keyCode;
                    bool      mouseContains = hRect.Contains(Event.current.mousePosition);

                    if ((type == EventType.KeyDown && (keyCode == KeyCode.Return || keyCode == KeyCode.KeypadEnter)) ||
                        (type == EventType.MouseDown && !mouseContains))
                    {
                        if (!m_Fsm.ContainsEventName(m_SelectingEventName))
                        {
                            m_Fsm.SetEventName(i, m_SelectingEventName);
                        }

                        m_SelectingEventNameIndex = -1;
                        m_SelectingEventName      = "";
                    }

                    m_SelectingEventName = EditorGUILayout.TextField(m_SelectingEventName);
                }
                else if (GUILayout.Button(eventName, EditorStyles.label))
                {
                    m_SelectingEventNameIndex = i;
                    m_SelectingEventName      = eventName;
                }


//                EditorGUI.BeginChangeCheck();
//                GUILayout.TextField(eventName);


                EditorGUILayout.EndHorizontal();
            }


            GUILayout.EndVertical();
        }