;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Apr 2000
;;;;
-;;;; $Id: views.lisp,v 1.52 2003/06/12 12:02:31 kevin Exp $
+;;;; $Id: views.lisp,v 1.53 2003/06/12 14:46:19 kevin Exp $
;;;;
;;;; This file is Copyright (c) 2000-2003 by Kevin M. Rosenberg
;;;; *************************************************************************
(link-slots :type list :initform nil
:documentation "List of slot names that have hyperlinks"
:accessor link-slots)
- (link-page-printer :type (or string function symbol null) :initform nil
- :initarg :link-page-printer
- :accessor link-page-printer)
+ (link-page :type (or string null) :initform nil
+ :initarg :link-page
+ :accessor link-page)
(link-href-start :type (or string null) :initform nil :initarg :link-href-start
:accessor link-href-start)
(link-href-end :type (or string null) :initform nil :initarg :link-href-end
:accessor link-href-end)
(link-ampersand :type (or string null) :initform nil :initarg :link-ampersand
:accessor link-ampersand))
- (:default-initargs :link-page-printer "disp-func1")
+ (:default-initargs :link-page "disp-func1")
(:documentation "View class for a hyperobject"))
;;; Object Data
-(defun make-link-start (view fieldfunc fieldvalue refvars)
+(defun make-link-start (view fieldfunc fieldvalue refvars link-printer)
(with-output-to-string (s)
(write-string (link-href-start view) s)
(write-char #\" s)
- (let ((link-page (link-page-printer view)))
- (typecase link-page
- (string
+ (let ((link-page (link-page view)))
+ (cond
+ ((null link-printer)
(write-string (make-url link-page) s)
(write-string "?func=" s)
(write-simple fieldfunc s)
(write-char #\= s)
(write-simple (cdr var) s))
(write-char #\" s))
- (null
- nil)
- ((or symbol function)
- (funcall link-page fieldfunc fieldvalue refvars s))))))
+ (link-printer
+ (funcall link-printer link-page fieldfunc fieldvalue refvars s))))))
(defun make-link-end (obj view fieldname)
(declare (ignore obj fieldname))
(link-href-end view))
-(defun fmt-obj-data (obj view strm indent refvars)
+(defun fmt-obj-data (obj view strm indent refvars link-printer)
(when (obj-data-indent view)
(indent-spaces indent strm))
(if (link-slots view)
- (fmt-obj-data-with-link obj view strm refvars)
+ (fmt-obj-data-with-link obj view strm refvars link-printer)
(fmt-obj-data-plain obj view strm))
(awhen (obj-data-end-str view)
(write-string it strm)))
(awhen (obj-data-printer view)
(funcall it obj strm nil)))
-(defun fmt-obj-data-with-link (obj view strm refvars)
+(defun fmt-obj-data-with-link (obj view strm refvars link-printer)
(let ((refvalues '()))
+ (declare (dynamic-extent refvalues))
;; make list of hyperlink link fields for printing to refstr template
(dolist (name (link-slots view))
(awhen (find name (hyperobject-class-hyperlinks obj) :key #'name)
(push (make-link-start view (lookup it) (slot-value obj name)
- (append (link-parameters it) refvars))
+ (append (link-parameters it) refvars)
+ link-printer)
refvalues)
(push (make-link-end obj view name) refvalues)))
(funcall (obj-data-printer view) obj strm (nreverse refvalues))))
objs)
(defun view-hyperobject (objs view category strm &optional (indent 0) filter
- subobjects refvars)
+ subobjects refvars link-printer)
"Display a single or list of hyperobject-class instances and their subobjects"
(let-when (objlist (mklist objs))
(let ((nobjs (length objlist))
(dolist (obj objlist)
(unless (and filter (not (funcall filter obj)))
(fmt-obj-start obj view strm indent)
- (fmt-obj-data obj view strm (1+ indent) refvars)
+ (fmt-obj-data obj view strm (1+ indent) refvars link-printer)
(when (and subobjects (hyperobject-class-subobjects obj))
(dolist (subobj (hyperobject-class-subobjects obj))
(aif (slot-value obj (name-slot subobj))
(get-category-view (car (mklist it))
category)
category strm (1+ indent) filter
- subobjects refvars))))
+ subobjects refvars link-printer))))
(fmt-obj-end obj view strm indent)))
(fmt-list-end (car objlist) view strm indent nobjs)))
objs)
(defun view (objs &key (stream *standard-output*) category view
- filter subobjects refvars file-wrapper)
+ filter subobjects refvars file-wrapper link-printer)
"EXPORTED Function: prints hyperobject-class objects. Calls view-hyperobject"
(let-when (objlist (mklist objs))
(when category
(setq view (default-view (class-of (car objlist)))))
(when file-wrapper
(fmt-file-start view stream))
- (view-hyperobject objlist view category stream 0 filter subobjects refvars)
+ (view-hyperobject objlist view category stream 0 filter subobjects refvars
+ link-printer)
(when file-wrapper
(fmt-file-end view stream)))
objs)