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Description 属性（ActiveX）

2024-5-18 19:08| 发布者: admin| 查看: 147| 评论: 0|原作者: admin|来自: AutoCAD

指定对象的说明。

支持的平台：仅限 Windows

签名

VBA：

object.Description

对象

类型：DynamicBlockReferenceProperty、Layer、Linetype、Material、MLeaderStyle、TableStyle

此属性应用于的对象。

属性值

只读：

否（对象除外）：AutoCADDynamicBlockReferenceProperty
否（对象和对象除外）：AutoCAD LTDynamicBlockReferencePropertyMaterial

类型：字符串

分配给对象的描述。

言论

动态块引用属性的描述由块作者设置，无法编辑。

线型描述最多可以包含 47 个字符。描述可以是注释，也可以是一系列下划线、点、破折号和空格，以显示线型模式的简单表示形式。

例子

VBA：

Sub Example_Description()
    ' This example returns the description of the active linetype.
    ' It then changes the description of the active linetype.
    
    Dim currDescription As String
    
    ' This example modifies the description of a linetype
    currDescription = ThisDrawing.ActiveLinetype.Description
    MsgBox "The description of the active LineType is: " & currDescription, vbInformation, "Description Example"

    ' Change the description of the active linetype
    ThisDrawing.ActiveLinetype.Description = "My favorite LineType"
    MsgBox "The new description of the active LineType is: " & ThisDrawing.ActiveLinetype.Description, vbInformation, "Description Example"
    
    ' Reset the description of the active linetype
    ThisDrawing.ActiveLinetype.Description = currDescription
    MsgBox "The description of the active LineType is reset to: " & ThisDrawing.ActiveLinetype.Description, vbInformation, "Description Example"
End Sub

可视化 LISP：

(vl-load-com)
(defun c:Example_Description()
    ;; This example returns the description of the active linetype.
    ;; It then changes the description of the active linetype.
    (setq acadObj (vlax-get-acad-object))
    (setq doc (vla-get-ActiveDocument acadObj))
    
    ;; This example modifies the description of a linetype
    (setq currDescription (vla-get-Description (vla-get-ActiveLinetype doc)))
    (alert (strcat "The description of the active Linetype is: " currDescription))

    ;; Change the description of the active linetype
    (vla-put-Description (vla-get-ActiveLinetype doc) "My favorite LineType")
    (alert (strcat "The new description of the active Linetype is: " (vla-get-Description (vla-get-ActiveLinetype doc))))
    
    ;; Reset the description of the active linetype
    (vla-put-Description (vla-get-ActiveLinetype doc) currDescription)
    (alert (strcat "The description of the active Linetype is reset to: " currDescription))
)