本帖最后由 yxp 于 2022-2-4 22:59 编辑
可以在你的 CAD 工具包里调用 LISP 解压缩。
运行以下程序需要系统注册 dynwrapx.dll,详见 DWX中文说明,
另外,需要将 UnRAR64.dll 下载到你的 CAD 支持目录。
- ;;Lisp 调用解压缩库文件示例,明经通道,by yxp 2022-2-2
- (vl-load-com)
- (defun c:urar (/ RARopen fsleng fn sn)
- (setq sfilePath (if sfilePath (strcat sfilePath "\\") ""))
- (setq fss (getfiled "请选择压缩文件" sfilePath "rar" 0)
- DWX (vlax-create-object "DynamicWrapperX")
- Rardll (findfile "UnRAR64.dll"))
- (defun DWX_reg (func args rets)
- (vlax-invoke DWX 'Register Rardll func args rets)
- )
- (if (and fss DWX Rardll)
- (progn
- (DWX_reg "RAROpenArchive" "i=p" "r=p") ;;打开压缩包
- (DWX_reg "RARReadHeader" "i=pp" "r=p") ;;读取压缩包文件头
- (DWX_reg "RARProcessFile" "i=huss" "r=l") ;;文件解压缩
- (DWX_reg "RARCloseArchive" "i=p" "r=l") ;;关闭压缩包
- (setq RARopen (vlax-invoke DWX 'MemAlloc 36 1)
- sfilePath (vl-filename-directory fss)
- fsleng (+ (strlen fss) 1)
- pRarfs (vlax-invoke DWX 'MemAlloc fsleng 1)
- )
- (vlax-invoke DWX 'StrPut fss pRarfs "s")
- (vlax-invoke DWX 'NumPut pRarfs RARopen "p")
- (vlax-invoke DWX 'NumPut 1 RARopen 8 "u") ;;解压模式
- (setq Handle (vlax-invoke DWX 'RAROpenArchive RARopen)
- uhead (vlax-invoke DWX 'MemAlloc 576 1))
- (while (= 0 (vlax-invoke DWX 'RARReadHeader Handle uhead))
- (setq fn (vlax-invoke DWX 'StrGet uhead 260 "s")
- sn (vlax-invoke DWX 'NumGet uhead 528 "u"))
- (princ (strcat "\n正在解压: " fn ", " (itoa sn) "字节"))
- (vlax-invoke DWX 'RARProcessFile Handle 2 sfilePath "")
- )
- (vlax-invoke DWX 'RARCloseArchive Handle) ;;rar 文件关闭
- (vlax-invoke DWX 'MemFree uhead)
- )
- )
- (princ)
- )
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