C#进行Visio二次开发之设备状态跟踪

             const  string sink =  "";
            Event newEvent =  null;

            EventList applicationEvents = eventApplication.EventList;
            EventList documentEvents = eventDocument.EventList;

            newEvent = documentEvents.AddAdvise(
                ( unchecked(( short)VisEventCodes.visEvtAdd) + ( short)VisEventCodes.visEvtShape),
                (IVisEventProc) this, sink,  " ShapeAdd ");

            newEvent = documentEvents.AddAdvise(
                ( short)VisEventCodes.visEvtDel + ( short)VisEventCodes.visEvtShape,
                (IVisEventProc) this, sink,  " ShapeDelete ");

              newEvent = documentEvents.AddAdvise(
                ( short)VisEventCodes.visEvtMod + ( short)VisEventCodes.visEvtCell,
                (IVisEventProc) this, sink,  " CellChanged ");

         object IVisEventProc.VisEventProc( short eventCode,  object source,  int eventId,
             int eventSequenceNumber,  object subject,  object moreInfo)
         {
        .
            switch (eventCode)
            {
                case (short)VisEventCodes.visEvtShape + unchecked((short)VisEventCodes.visEvtAdd):
                    eventShape = (Shape)subject;
                    handleShapeAdd(eventShape);
                    break;

                case (short)VisEventCodes.visEvtDel + (short)VisEventCodes.visEvtShape:
                    eventShape = (Shape)subject;
                    handleShapeDelete(eventShape);
                    break;

                case (short)VisEventCodes.visEvtCell + (short)VisEventCodes.visEvtMod:
                    Visio.Cell cell = (Cell)subject;
                    if (cell.Name.IndexOf("Prop") >= 0)//限制只执行自定义事件一次
                    {
                        eventShape = cell.Shape;
                        handleCellModify(eventShape);
                    }
                    break;

                default:
                    break;
            }

            return result;
        }

         /// <summary>
        /// 形状的类型，即设备类型
        /// </summary>
         public  string ShapeType

         /// <summary>
        /// 形状ID
        /// </summary>
         public  string ShapeID

         /// <summary>
        /// 形状的GUID
        /// </summary>
         public  string ShapeGuid

         /// <summary>
        /// 形状的状态：新增、编辑、删除
        /// </summary>
         public ShapeStatus ShapeStatus

         /// <summary>
        /// 形状名称
        /// </summary>
         public  string ShapeName

         /// <summary>
        /// 形状类型
        /// </summary>
     public  string ShapeType

         /// <summary>
        /// 形状类型对应的数据库表名称
        /// </summary>
         public  string ShapeTableName

         /// <summary>
        /// 该形状类型对应的形状日志对象集合
        /// </summary>
         public Dictionary< string, ShapeLogInfo> ShapeColloction

         /// <summary>
        /// 获取形状对应的类型，如果没有则创建
        /// </summary>
         private ShapeTypeLogInfo GetShapeType(ShapeLogInfo shape)

         /// <summary>
        /// 如果集合中有，修改状态；否则添加一个新的
        /// </summary>
         public  void AddLog(ShapeLogInfo shapeLogInfo)

         /// <summary>
        /// 判断指定的形状是否是在集合中存在
        /// </summary>
         public  bool IsNewShape(ShapeLogInfo shape)


         /// <summary>
        /// 取当前设备在集合中存储的ShapeLog对象
        /// </summary>
         public ShapeLogInfo GetShape( string shapeType,  string shapeId)

private  void visioEventSink_OnShapeDelete( object sender, EventArgs e)
{
            Shape shape = (Shape)sender;
            string strDeviceType = string.Empty;
            string strDeviceName = string.Empty;
            string strDeviceID = string.Empty;

            strDeviceType = VisioUtility.GetShapeCellValue(shape, "设备类型");
            strDeviceID = VisioUtility.GetShapeCellValue(shape, "GUID");


            ShapeLogInfo logInfo = new ShapeLogInfo();
            logInfo.ShapeType = strDeviceType;
            logInfo.ShapeID = shape.NameID;
            logInfo.ShapeName = VisioUtility.GetShapeCellValue(shape, "名称");

            if (shape.Application.IsUndoingOrRedoing)
            {
                ShapeLogInfo info = Portal.gc.gOperationLog.GetShape(strDeviceType, shape.NameID);
                if (info != null)
                {
                    strDeviceID = info.ShapeGuid;
                }
            }

            logInfo.ShapeGuid = strDeviceID;
            logInfo.ShapeStatus = ShapeStatus.DeleteShape;
            Portal.gc.gOperationLog.AddLog(logInfo);
}