AddXRecord Method （ActiveX）

签名

工 务 局：

RetVal = object.AddXRecord(Keyword)

对象

类型：字典

此方法适用的对象。

关键词

访问：仅输入

类型：字符串

字典中的名称。XRecord

返回值（RetVal）

类型：X环保

新创建的对象。XRecord

言论

没有额外的评论。

例子

工 务 局：

Sub Example_AddXRecord()
    ' This example creates a new XRecord if one does not exist,
    ' appends data to the XRecord, and then reads it back.  To see data being added,
    ' run the example more than once.
    
    Dim TrackingDictionary As AcadDictionary, TrackingXRecord As AcadXRecord
    Dim XRecordDataType As Variant, XRecordData As Variant
    Dim ArraySize As Long, iCount As Long
    Dim DataType As Integer, Data As String, msg As String
    
    ' Unique identifiers to distinguish this XRecordData from other XRecordData
    Const TYPE_STRING = 1
    Const TAG_DICTIONARY_NAME = "ObjectTrackerDictionary"
    Const TAG_XRECORD_NAME = "ObjectTrackerXRecord"

    ' Connect to the dictionary in which to store the XRecord
    On Error GoTo CREATE
    Set TrackingDictionary = ThisDrawing.Dictionaries(TAG_DICTIONARY_NAME)
    Set TrackingXRecord = TrackingDictionary.GetObject(TAG_XRECORD_NAME)
    On Error GoTo 0
    
    ' Get current XRecordData
    TrackingXRecord.GetXRecordData XRecordDataType, XRecordData
    
    ' If there is no array yet then create one
    If VarType(XRecordDataType) And vbArray = vbArray Then
        ArraySize = UBound(XRecordDataType) + 1       ' Get the size of the data elements returned
        ArraySize = ArraySize + 1                        ' Increase to hold new data
    
        ReDim Preserve XRecordDataType(0 To ArraySize)
        ReDim Preserve XRecordData(0 To ArraySize)
    Else
        ArraySize = 0
        ReDim XRecordDataType(0 To ArraySize) As Integer
        ReDim XRecordData(0 To ArraySize) As Variant
    End If
    
    ' Append new XRecord Data
    '
    ' For this sample we only append the current time to the XRecord
    XRecordDataType(ArraySize) = TYPE_STRING: XRecordData(ArraySize) = CStr(Now)
    TrackingXRecord.SetXRecordData XRecordDataType, XRecordData
    
    ' Read back all XRecordData entries
    TrackingXRecord.GetXRecordData XRecordDataType, XRecordData
    ArraySize = UBound(XRecordDataType)
    
    ' Retrieve and display stored XRecordData
    For iCount = 0 To ArraySize
        ' Get information for this element
        DataType = XRecordDataType(iCount)
        Data = XRecordData(iCount)
        
        If DataType = TYPE_STRING Then
            msg = msg & Data & vbCrLf
        End If
    Next
    
    MsgBox "The data in the XRecord is: " & vbCrLf & vbCrLf & msg, vbInformation
    
    Exit Sub

CREATE:
    ' Create the objects that hold this XRecordData
    If TrackingDictionary Is Nothing Then  ' Make sure to have tracking object
        Set TrackingDictionary = ThisDrawing.Dictionaries.Add(TAG_DICTIONARY_NAME)
        Set TrackingXRecord = TrackingDictionary.AddXRecord(TAG_XRECORD_NAME)
    End If
    
    Resume
End Sub

Visual LISP:

(vl-load-com)
(defun c:Example_AddXRecord()
    ;; This example creates a new XRecord if one does not exist,
    ;; appends data to the XRecord, and then reads it back.  To see data being added,
    ;; run the example more than once.
    (setq acadObj (vlax-get-acad-object))
    (setq doc (vla-get-ActiveDocument acadObj))
    
    ;; Unique identifiers to distinguish this XRecordData from other XRecordData
    (setq TYPE_STRING 1
          TAG_DICTIONARY_NAME "ObjectTrackerDictionary"
          TAG_XRECORD_NAME "ObjectTrackerXRecord")

    ;; Connect to the dictionary in which to store the XRecord
    (setq dictionaries (vla-get-Dictionaries doc))
    (setq TrackingDictionary (vl-catch-all-apply 'vla-Item (list dictionaries TAG_DICTIONARY_NAME)))

    ;; (= (vl-catch-all-error-message TrackingDictionary) "Automation Error. Key not found")
  
    (if (= (type TrackingDictionary) 'VLA-OBJECT)
        (setq TrackingXRecord (vla-GetObject TrackingDictionary TAG_XRECORD_NAME))
        (progn
            ;; Create the objects that hold this XRecordData
            (setq TrackingDictionary (vla-Add dictionaries TAG_DICTIONARY_NAME))
            (setq TrackingXRecord  (vla-AddXRecord TrackingDictionary TAG_XRECORD_NAME))
	       )
    )

    ;; Get current XRecordData
    (vla-GetXRecordData TrackingXRecord 'temp-XRecordDataType 'temp-XRecordData)
    
    ;; If there is no array yet then create one
    (setq ArraySize 0)
    (if (/= temp-XRecordDataType nil)
        (progn
	           (setq ArraySize (vlax-safearray-get-u-bound temp-XRecordDataType 1))
            (setq XRecordDataType (vlax-make-safearray vlax-vbInteger (cons 0 (1+ ArraySize))))
            (setq XRecordData (vlax-make-safearray vlax-vbVariant (cons 0 (1+ ArraySize))))

            (setq iCount 0)
            (while (>= ArraySize iCount)
                ;; Get information for this element
                (setq DataType (vlax-safearray-get-element temp-XRecordDataType iCount))
                (setq Data (vlax-variant-value (vlax-safearray-get-element temp-XRecordData iCount)))

                (vlax-safearray-put-element XRecordDataType iCount DataType)
                (vlax-safearray-put-element XRecordData iCount Data)
	      
                (setq iCount (1+ iCount))
            )
	       )
        (progn
            (setq XRecordDataType (vlax-make-safearray vlax-vbInteger '(0 . 0)))
            (setq XRecordData (vlax-make-safearray vlax-vbVariant '(0 . 0)))
	       )
    )
    
    ;; Append new XRecord Data
    ;;
    ;; For this sample we only append the current time to the XRecord
    (vlax-safearray-put-element XRecordDataType ArraySize TYPE_STRING)
    (setq cdate (rtos (vlax-variant-value (vla-GetVariable doc "CDATE")) 2 6))
    (vlax-safearray-put-element XRecordData ArraySize (strcat (substr cdate 5 2) "/"
                                                              (substr cdate 7 2) "/"
                                                              (substr cdate 1 4) "-"
                                                              (substr cdate 10 2) ":"
                                                              (substr cdate 12 2) ":"
                                                              (substr cdate 14)))
    (vla-SetXRecordData TrackingXRecord XRecordDataType XRecordData)
    
    ;; Read back all XRecordData entries
    (vla-GetXRecordData TrackingXRecord XRecordDataType XRecordData)
    (setq ArraySize (vlax-safearray-get-u-bound XRecordDataType 1))
    
    ;; Retrieve and display stored XRecordData
    (setq iCount 0
	         msg "")
    (while (>= ArraySize iCount)
        ;; Get information for this element
        (setq DataType (vlax-safearray-get-element XRecordDataType iCount))
        (setq Data (vlax-variant-value (vlax-safearray-get-element XRecordData iCount)))

        (if (= DataType TYPE_STRING)
            (setq msg (strcat msg Data "\n"))
        )
      
        (setq iCount (1+ iCount))
    )
    
    (alert (strcat "The data in the XRecord is: \n\n" msg))
)