src/mewa/presentations.lisp

   1 (in-package :mewa)
   2
   3 ;;;one-line objects
   4 (defcomponent mewa-one-line-presentation (mewa one-line-presentation)
   5   ()
   6   (:default-initargs :attributes-getter #'one-line-attributes-getter))
   7
   8 (defmethod one-line-attributes-getter ((self mewa))
   9   (or (meta-model:list-keys (instance self))))
  10
  11 ;;;objects
  12 (defcomponent mewa-object-presentation (mewa ucw:object-presentation) ())
  13
  14 (defcomponent two-column-presentation (mewa-object-presentation) ())
  15
  16 (defmethod present ((pres two-column-presentation))
  17
  18   (<:table :class (css-class pres)
  19            (loop for slot on (slots pres) by #'cddr
  20                  do
  21                  (<:tr :class "presentation-slot-row"
  22                        (<:td :class "presentation-slot-label"
  23                              (<:as-html (label (first slot))))
  24                        (<:td :class "presentation-slot-value"
  25                              (present-slot (first slot) (instance pres)))
  26                        (when (second slot)
  27                          (<:td :class "presentation-slot-label"
  28                                (<:as-html (label (second slot))))
  29                          (<:td :class "presentation-slot-value"
  30                                (present-slot (second slot) (instance pres))))))
  31            (render-options pres (instance pres))))
  32
  33
  34 ;;;lists
  35 (defcomponent mewa-list-presentation (mewa ucw:list-presentation)
  36   ((ucw::instances :accessor instances :initarg :instances :initform nil)
  37    (instance :accessor instance)
  38    (select-label :accessor select-label :initform "select" :initarg :select-label)
  39    (selectablep :accessor selectablep :initform t :initarg :selectablep)))
  40
  41 (defaction select-from-listing ((listing mewa-list-presentation) object index)
  42   (answer object))
  43
  44 (defmethod render-list-row ((listing mewa-list-presentation) object index)
  45   (<:tr :class "item-row"
  46     (<:td :align "center" :valign "top"
  47       (when (ucw::editablep listing)
  48         (let ((object object))
  49           (<ucw:input :type "submit"
  50                       :action (edit-from-listing listing object index)
  51                       :value (ucw::edit-label listing))))
  52       (<:as-is " ")
  53       (when (ucw::deleteablep listing)
  54         (let ((index index))
  55           (<ucw:input :type "submit"
  56                       :action (delete-from-listing listing object index)
  57                       :value (ucw::delete-label listing))))
  58       (when (selectablep listing)
  59         (let ((index index))
  60           (<ucw:input :type "submit"
  61                       :action (select-from-listing listing object index)
  62                       :value (select-label listing)))))
  63     (dolist (slot (slots listing))
  64       (<:td :class "data-cell" (present-slot slot object)))
  65     (<:td :class "index-number-cell")
  66     ))
  67
  68 (defmethod get-all-instances ((self mewa-list-presentation))
  69   (instances self))
  70
  71
  72 ;;; searching
  73
  74 (defcomponent mewa-presentation-search (ucw::presentation-search)
  75  ((display-results-p :accessor display-results-p :initarg :display-results-p :initform nil)))
  76
  77 (defmethod ok ((self mewa-presentation-search) &optional arg)
  78   (declare (ignore arg))
  79   (setf (display-results-p self) t))
  80
  81 (defmethod get-all-instances ((self mewa-presentation-search))
  82   (clsql:select (class-name (class-of (instance (ucw::search-presentation self)))) :flatp t))
  83
  84 (defmethod render-on ((res response) (self mewa-presentation-search))
  85   (ucw::render-criteria res self)
  86   (when (display-results-p self)
  87     (let ((listing (ucw::list-presentation self)))
  88       (setf (instances listing ) (ucw::valid-instances self)
  89             (slot-value listing 'ucw::calling-component) (slot-value self 'ucw::calling-component)
  90             (slot-value listing 'ucw::place) (slot-value self 'ucw::place)
  91             (slot-value listing 'ucw::continuation) (slot-value self 'ucw::continuation))
  92
  93       (render-on res listing))))