显示一个可缩放带属性编辑的列表对话框.
(dos_proplist title prompt assoclist)
title
窗口标题.
prompt
提示信息.
assoclist
字符串描述和对应值的关联表.
如果成功, 返回用户修改后的关联表.
nil 取消或出错时.
Command: (setq x '(("Title" . "Floorplan") ("Project" . "Project A")))
(("Title" . "Floorplan") ("Project" . "Project A"))
Command: (dos_proplist "Drawing Properties" "Modify Properties" x)
(("Title" . "Floorplan") ("Project" . "Project B"))