;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Apr 2000
;;;;
-;;;; $Id: views.lisp,v 1.55 2003/06/17 04:56:02 kevin Exp $
+;;;; $Id: views.lisp,v 1.60 2003/07/11 18:02:41 kevin Exp $
;;;;
;;;; This file is Copyright (c) 2000-2003 by Kevin M. Rosenberg
;;;; *************************************************************************
(defclass object-view ()
- ((object-class-name :initform nil :initarg :object-class-name
- :accessor object-class-name
- :documentation "Name of class of object to be viewed.")
- (object-class :initform nil :initarg :object-class
+ ((object-class :initform nil :initarg :object-class
:accessor object-class
:documentation "Class of object to be viewed.")
(slots :initform nil :initarg :slots :accessor slots
:documentation "Source code for generating view.")
(country-language :initform :en :initarg :country-language
:documentation "Country's Language for this view.")
+ (printer :initform nil :initarg :printer :accessor printer
+ :documentation "default function that prints the object")
;;
(file-start-str :type (or string null) :initform nil :initarg :file-start-str
:accessor file-start-str)
:accessor obj-end-printer)
(obj-end-indent :initform nil :initarg :obj-end-indent
:accessor obj-end-indent)
+ (subobj-start-printer :type (or string function null) :initform nil :initarg :subobj-start-printer
+ :accessor subobj-start-printer)
+ (subobj-start-indent :initform nil :initarg :subobj-start-indent
+ :accessor subobj-start-indent)
+ (subobj-end-printer :type (or string function null) :initform nil :initarg :subobj-end-printer
+ :accessor subobj-end-printer)
+ (subobj-end-indent :initform nil :initarg :subobj-end-indent
+ :accessor subobj-end-indent)
(obj-data-indent :initform nil :initarg :obj-data-indent
:accessor obj-data-indent)
(obj-data-printer :type (or function null) :initform nil
(obj-data-print-code :type (or function null) :initform nil
:initarg :obj-data-print-code
:accessor obj-data-print-code)
- (obj-data-end-str :type (or string null) :initform nil
- :initarg :obj-data-end-str
- :accessor obj-data-end-str)
+ (obj-data-start-printer :type (or function string null) :initform nil
+ :initarg :obj-data-start-printer
+ :accessor obj-data-start-printer)
+ (obj-data-end-printer :type (or string null) :initform nil
+ :initarg :obj-data-end-printer
+ :accessor obj-data-end-printer)
+ (indenter :type (or function null) :initform nil
+ :accessor indenter
+ :documentation "Function that performs hierarchical indenting")
(link-slots :type list :initform nil
:documentation "List of slot names that have hyperlinks"
:accessor link-slots)
:accessor link-href-end)
(link-ampersand :type (or string null) :initform nil :initarg :link-ampersand
:accessor link-ampersand))
- (:default-initargs :link-page "disp-func1")
+ (:default-initargs :link-page "lookup-func1")
(:documentation "View class for a hyperobject"))
it
(let ((view
(make-instance 'object-view
- :object-class-name (class-name obj-class)
- :object-class obj-class
- :category category
- :slots slots)))
+ :object-class (find-class obj-class)
+ :category category
+ :slots slots)))
(push view (views obj-class))
view)))))
(setf (default-print-slots cl)
(mapcar #'slot-definition-name (class-slots cl))))
(let ((views '()))
- (dolist (view-def (views cl))
+ (dolist (view-def (direct-views cl))
(push (make-object-view cl view-def) views))
(setf (views cl) (nreverse views)))
(cond
- ((default-view cl)
- (setf (default-view cl) (make-object-view cl (default-view cl))))
- ((car (views cl))
- (setf (default-view cl) (make-object-view cl (car (views cl)))))
+ ((views cl)
+ (setf (default-view cl) (car (views cl))))
(t
(setf (default-view cl) (make-object-view cl :default)))))
((eq view-def :default)
(let* ((name (class-name cl))
(view (make-instance 'object-view :name "automatic"
- :object-class-name name
- :object-class cl
+ :object-class (class-name cl)
:category :compact-text)))
view))
((consp view-def)
- (apply #'make-instance 'object-view view-def))
+ (make-instance 'object-view
+ :object-class (class-name cl)
+ :name (getf view-def :name)
+ :source-code (getf view-def :source-code)))
(t
(error "Invalid parameter to make-object-view: ~S" view-def))))
-(defmethod initialize-instance :after ((view object-view)
- &rest initargs &key &allow-other-keys)
- (initialize-view (object-class view) view))
+(defmethod initialize-instance :after ((self object-view)
+ &rest initargs
+ &key
+ &allow-other-keys)
+ (initialize-view self))
-(defun initialize-view (obj-cl view)
+(defun initialize-view (view)
"Calculate all view slots for a hyperobject class"
- (cond
- ((category view)
- (initialize-view-by-category obj-cl view))
- ((source-code view)
- (initialize-view-by-source-code obj-cl view))
- (t
- (setf (category view) :compact-text)
- (initialize-view-by-category obj-cl view))))
-
-(defun initialize-view-by-source-code (obj-cl view)
+ (let ((obj-cl (find-class (object-class view))))
+ (cond
+ ((category view)
+ (initialize-view-by-category obj-cl view))
+ ((source-code view)
+ (initialize-view-by-source-code view))
+ (t
+ (setf (category view) :compact-text)
+ (initialize-view-by-category obj-cl view)))))
+
+(defun initialize-view-by-source-code (view)
"Initialize a view based upon a source code"
- (let ((source-code (source-code view)))
- (error "not implemented")
- )
- )
+ (let* ((source-code (source-code view))
+ (*package* (symbol-package (object-class view)))
+ (printer `(lambda (x s)
+ (declare (ignorable x s))
+ ,@source-code)))
+ (setf (printer view)
+ (compile nil (eval printer)))))
(defmacro write-simple (v s)
`(typecase ,v
(string
(write-string ,v ,s))
- #+allegro
(fixnum
- (excl::print-fixnum ,s 10 ,v))
+ (write-fixnum ,v ,s))
(symbol
(write-string (symbol-name ,v) ,s))
(t
:xhtml :xhtml-labels :xhtml-link-labels
:xhtml-link :html-link
:xml :xml-labels :xml-link :ie-xml-link
- :xml-link-labels :ie-xml-link-labels)
+ :xml-link-labels :ie-xml-link-labels
+ :display-table :edit-table)
(error "Unknown view category ~A" (category view)))
(unless (slots view) (setf (slots view) (default-print-slots obj-cl)))
(case (category view)
((or :compact-text :compact-text-labels)
(initialize-text-view view))
- ((or :html :xhtml :html-labels :xhtml-labels)
+ ((or :html :html-labels)
(initialize-html-view view))
+ ((or :xhtml :xhtml-labels)
+ (initialize-xhtml-view view))
((or :xml :xml-labels)
(initialize-xml-view view))
((or :html-link :html-link-labels)
(setf (link-href-end view) "a")
(setf (link-ampersand view) "&"))
((or :xhtml-link :xhtml-link-labels)
- (initialize-html-view view)
+ (initialize-xhtml-view view)
(setf (link-href-start view) "a href=")
(setf (link-href-end view) "a")
(setf (link-ampersand view) "&"))
(setf (link-ampersand view) "&"))))
+(defun make-std-object-slots-view (class-name slots)
+ #'(lambda (obj strm)
+ )
+
+ )
+
;;;; *************************************************************************
;;;; View Data Format Section
;;;; *************************************************************************
(defun initialize-text-view (view)
(setf (list-start-printer view)
(compile nil
- (eval '(lambda (obj nitems strm)
+ (eval '(lambda (obj nitems indent strm)
+ (declare (ignore indent))
(write-user-name-maybe-plural obj nitems strm)
(write-char #\: strm)
(write-char #\Newline strm)))))
(setf (list-start-indent view) t)
(setf (obj-data-indent view) t)
- (setf (obj-data-end-str view) +newline-string+))
+ (setf (obj-data-end-printer view) +newline-string+)
+ (setf (indenter view) #'indent-spaces))
-(defun html-list-start-func (obj nitems strm)
- (write-string "<div class=\"ho-username\">" strm)
+(defun html-list-start-func (obj nitems indent strm)
+ (write-string "<div class=\"ho-username\" :style=\"margin-left:" strm)
+ (write-fixnum (+ indent indent) strm)
+ (write-string "em;\">" strm)
(write-user-name-maybe-plural obj nitems strm)
- (write-string "</div><div class=\"" strm)
- (write-string (class-name-of obj) strm)
- (write-string "\"><ul>" strm)
+ (write-string "</div>" strm)
+ (write-char #\newline strm)
+ (write-string "<ul>" strm)
(write-char #\newline strm))
(defun initialize-html-view (view)
(initialize-text-view view)
+ (setf (indenter view) #'indent-spaces)
(setf (file-start-str view) (format nil "<html><body>~%"))
(setf (file-end-str view) (format nil "</body><html>~%"))
(setf (list-start-indent view) t)
(setf (list-start-printer view) #'html-list-start-func)
- (setf (list-end-printer view) (format nil "</ul></div>~%"))
+ (setf (list-end-printer view) (format nil "</ul>~%"))
(setf (list-end-indent view) t)
- (setf (obj-start-indent view) t)
+ (setf (obj-start-indent view) nil)
(setf (obj-start-printer view) "<li>")
- (setf (obj-end-indent view) t)
+ (setf (obj-end-indent view) nil)
(setf (obj-end-printer view) (format nil "</li>~%"))
+ (setf (obj-data-end-printer view) nil)
(setf (obj-data-indent view) nil))
+(defun xhtml-list-start-func (obj nitems indent strm)
+ (write-string "<div class=\"ho-username\" :style=\"margin-left:" strm)
+ (write-fixnum (+ indent indent) strm)
+ (write-string "em;\">" strm)
+ (write-user-name-maybe-plural obj nitems strm)
+ (write-string "</div>" strm)
+ (write-string "<div :style=\"margin-left:" strm)
+ (write-fixnum (+ indent indent) strm)
+ (write-string "em;\">" strm)
+ (write-char #\newline strm))
+
+(defun html-obj-start (obj indent strm)
+ (declare (ignore obj indent))
+ (write-string "<div style=\"margin-left:2em;\">" strm))
+
(defun initialize-xhtml-view (view)
(initialize-text-view view)
+ (setf (indenter view) #'indent-spaces)
(setf (file-start-str view) (format nil "<html><body>~%"))
(setf (file-end-str view) (format nil "</body><html>~%"))
- (setf (list-start-indent view) t)
- (setf (list-start-printer view) #'html-list-start-func)
- (setf (list-end-printer view) (format nil "</ul></div>~%"))
- (setf (list-end-indent view) t)
- (setf (obj-start-indent view) t)
- (setf (obj-start-printer view) "<li>")
- (setf (obj-end-indent view) t)
- (setf (obj-end-printer view) (format nil "</li>~%"))
+ (setf (list-start-indent view) nil)
+ (setf (list-start-printer view) #'xhtml-list-start-func)
+ (setf (list-end-printer view) (format nil "</div>~%"))
+ (setf (list-end-indent view) nil)
+ (setf (obj-start-indent view) nil)
+ (setf (obj-start-printer view) #'html-obj-start)
+ (setf (obj-end-printer view) (format nil "</div>~%"))
(setf (obj-data-indent view) nil))
(defun xmlformat-list-end-func (x strm)
(write-string ">" strm)
(write-char #\newline strm))
-(defun xmlformat-list-start-func (x nitems strm)
+(defun xmlformat-list-start-func (x nitems indent strm)
+ (declare (ignore indent))
(write-char #\< strm)
(write-string (class-name-of x) strm)
(write-string "list><title>" strm)
(write-char #\newline strm))
(defun initialize-xml-view (view)
- (initialize-text-view view)
(setf (file-start-str view) "") ; (std-xml-header)
(setf (list-start-indent view) t)
(setf (list-start-printer view) #'xmlformat-list-start-func)
(setf (list-end-printer view) #'xmlformat-list-end-func)
(setf (obj-start-printer view) (format nil "<~(~a~)>" (object-class-name view)))
(setf (obj-start-indent view) t)
- (setf (obj-end-printer view) (format nil "</~(~a~)>~%" (object-class-name view)))
- (setf (obj-end-indent view) nil)
+ (setf (subobj-end-printer view) (format nil "</~(~a~)>~%" (object-class-name view)))
+ (setf (subobj-end-indent view) nil)
(setf (obj-data-indent view) nil))
(defun fmt-list-start (obj view strm indent num-items)
(when (list-start-indent view)
- (indent-spaces indent strm))
+ (awhen (indenter view)
+ (funcall it indent strm)))
(awhen (list-start-printer view)
(if (stringp it)
(write-string it strm)
- (funcall it obj num-items strm))))
+ (funcall it obj num-items indent strm))))
(defun fmt-list-end (obj view strm indent num-items)
(declare (ignore num-items))
(when (list-end-indent view)
- (indent-spaces indent strm))
+ (awhen (indenter view)
+ (funcall it indent strm)))
(awhen (list-end-printer view)
(if (stringp it)
(write-string it strm)
;;; Object Start and Ends
+
(defun fmt-obj-start (obj view strm indent)
(when (obj-start-indent view)
- (indent-spaces indent strm))
+ (awhen (indenter view)
+ (funcall it indent strm)))
(awhen (obj-start-printer view)
(if (stringp it)
(write-string it strm)
- (funcall it obj strm))))
+ (funcall it obj indent strm))))
(defun fmt-obj-end (obj view strm indent)
(when (obj-end-indent view)
- (indent-spaces indent strm))
+ (awhen (indenter view)
+ (funcall it indent strm)))
(awhen (obj-end-printer view)
(if (stringp it)
(write-string it strm)
(funcall it obj strm))))
+
+(defun fmt-subobj-start (obj view strm indent)
+ (when (subobj-start-indent view)
+ (awhen (indenter view)
+ (funcall it indent strm)))
+ (awhen (subobj-start-printer view)
+ (if (stringp it)
+ (write-string it strm)
+ (funcall it obj indent strm))))
+
+(defun fmt-subobj-end (obj view strm indent)
+ (when (subobj-end-indent view)
+ (awhen (indenter view)
+ (funcall it indent strm)))
+ (awhen (subobj-end-printer view)
+ (if (stringp it)
+ (write-string it strm)
+ (funcall it obj strm))))
;;; Object Data
(link-href-end view))
(defun fmt-obj-data (obj view strm indent refvars link-printer)
+ (awhen (obj-data-start-printer view)
+ (if (stringp it)
+ (write-string it strm)
+ (funcall it obj strm)))
(when (obj-data-indent view)
- (indent-spaces indent strm))
+ (awhen (indenter view)
+ (funcall it indent strm)))
(if (link-slots view)
(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-end-printer view)
+ (if (stringp it)
+ (write-string it strm)
+ (funcall it obj strm))))
(defun fmt-obj-data-plain (obj view strm)
(awhen (obj-data-printer view)
(load-all-subobjects it))))
objs)
-(defun view-hyperobject (objs view category strm &optional (indent 0) filter
+(defun view-subobjects (obj strm &optional category (indent 0) filter
+ subobjects refvars link-printer)
+ (when (hyperobject-class-subobjects obj)
+ (dolist (subobj (hyperobject-class-subobjects obj))
+ (aif (slot-value obj (name-slot subobj))
+ (view-hyperobject
+ it (get-category-view (car (mklist it)) category)
+ category strm (1+ indent) filter subobjects refvars
+ link-printer)))))
+
+
+(defun view-hyperobject (objs view strm &optional category (indent 0) filter
subobjects refvars link-printer)
"Display a single or list of hyperobject-class instances and their subobjects"
(let-when (objlist (mklist objs))
(*print-level* nil))
(fmt-list-start (car objlist) view strm indent nobjs)
(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 link-printer)
- (when (and subobjects (hyperobject-class-subobjects obj))
- (dolist (subobj (hyperobject-class-subobjects obj))
- (aif (slot-value obj (name-slot subobj))
- (view-hyperobject it
- (get-category-view (car (mklist it))
- category)
- category strm (1+ indent) filter
- subobjects refvars link-printer))))
- (fmt-obj-end obj view strm indent)))
+ (awhen (printer view)
+ (funcall it obj strm))
+ (unless (and filter (not (funcall filter obj)))
+ (fmt-obj-start obj view strm indent)
+ (fmt-obj-data obj view strm (1+ indent) refvars link-printer)
+ (fmt-obj-end obj view strm indent)
+ (when subobjects
+ (fmt-subobj-start obj view strm indent)
+ (view-subobjects obj category strm indent filter subobjects
+ refvars link-printer)
+ (fmt-subobj-end obj view strm indent))))
(fmt-list-end (car objlist) view strm indent nobjs)))
objs)
(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 stream category 0 filter subobjects refvars
link-printer)
(when file-wrapper
(fmt-file-end view stream)))