CAD开发者社区 › 首页 ›AutoCAD开发文档› AutoCAD 2022 开发者帮助 › 查看内容

AutoCAD 2022 开发者帮助

TempFileExtension 属性（ActiveX）

2024-5-18 18:46| 发布者: admin| 查看: 9| 评论: 0|原作者: admin|来自: AutoCAD

指定临时文件的扩展名。

支持的平台：仅限 Windows

签名

VBA：

object.TempFileExtension

对象

类型：PreferencesOpenSave

此属性应用于的对象。

属性值

只读：不

类型：字符串

此字符串必须介于 1 到 3 个字符之间（含 1 到 3 个字符）。

言论

此属性的默认值为 ac$。

临时文件扩展名是用于临时文件的一到三个字符的扩展名。在多用户环境中，可以通过为每个用户指定不同的名称来避免混淆。

例子

VBA：

Sub Example_TempFileExtension()
    ' This example returns the current setting of
    ' TempFileExtension. It then changes the value, and finally
    ' it resets the value back to the original setting.
    
    Dim preferences As AcadPreferences
    Dim currTempFileExtension As String
    
    Set preferences = ThisDrawing.Application.preferences
    
    ' Retrieve the current TempFileExtension value
    currTempFileExtension = preferences.OpenSave.TempFileExtension
    MsgBox "The current value for TempFileExtension is " & preferences.OpenSave.TempFileExtension, vbInformation, "TempFileExtension Example"
    
    ' Change the value for TempFileExtension
    preferences.OpenSave.TempFileExtension = "@@@"
    MsgBox "The new value for TempFileExtension is " & preferences.OpenSave.TempFileExtension, vbInformation, "TempFileExtension Example"
    
    ' Reset TempFileExtension to its original value
    preferences.OpenSave.TempFileExtension = currTempFileExtension
    MsgBox "The TempFileExtension value is reset to " & preferences.OpenSave.TempFileExtension, vbInformation, "TempFileExtension Example"
End Sub

可视化 LISP：

(vl-load-com)
(defun c:Example_TempFileExtension()
    ;; This example returns the current setting of
    ;; TempFileExtension. It then changes the value, and finally
    ;; it resets the value back to the original setting.
    (setq acadObj (vlax-get-acad-object))
    (setq preferences (vla-get-Preferences acadObj))
    
    ;; Retrieve the current TempFileExtension value
    (setq currTempFileExtension (vla-get-TempFileExtension (vla-get-OpenSave preferences)))
    (alert (strcat "The current value for TempFileExtension is " currTempFileExtension))
    
    ;; Change the value for TempFileExtension
    (vla-put-TempFileExtension (vla-get-OpenSave preferences) "@@@")
    (alert (strcat "The new value for TempFileExtension is " (vla-get-TempFileExtension (vla-get-OpenSave preferences))))
    
    ;; Reset TempFileExtension to its original value
    (vla-put-TempFileExtension (vla-get-OpenSave preferences) currTempFileExtension)
    (alert (strcat "The TempFileExtension value is reset to " (vla-get-TempFileExtension (vla-get-OpenSave preferences))))
)