;; License along with this library; if not, write to the Free Software
;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-;; $Id: gobject.lisp,v 1.6 2001-04-29 20:34:18 espen Exp $
+;; $Id: gobject.lisp,v 1.11 2002-03-24 12:50:30 espen Exp $
(in-package "GLIB")
()
(:metaclass ginstance-class)
(:alien-name "GObject")
- (:ref "g_object_ref")
- (:unref "g_object_unref")))
+ (:copy %object-ref)
+ (:free %object-unref)))
(defmethod initialize-instance ((object gobject) &rest initargs)
(declare (ignore initargs))
- (setf
- (slot-value object 'location)
- (%gobject-new (type-number-of object)))
+ (setf (slot-value object 'location) (%gobject-new (type-number-of object)))
(call-next-method))
-(defbinding ("g_object_new" %gobject-new) () gobject
+(defbinding (%gobject-new "g_object_new") () pointer
(type type-number)
(nil null))
-;;;; Parameter stuff
+(defbinding %object-ref (type location) pointer
+ (location pointer))
+
+(defbinding %object-unref (type location) nil
+ (location pointer))
+
+
+(defun object-ref (object)
+ (%object-ref nil (proxy-location object)))
+
+(defun object-unref (object)
+ (%object-unref nil (proxy-location object)))
+
+
+
+;;;; Property stuff
(defbinding %object-set-property () nil
(object gobject)
(eval-when (:compile-toplevel :load-toplevel :execute)
(defclass gobject-class (ginstance-class))
- (defclass direct-gobject-slot-definition (direct-virtual-slot-definition))
+ (defclass direct-gobject-slot-definition (direct-virtual-slot-definition)
+ ((pname :reader slot-definition-pname)))
(defclass effective-gobject-slot-definition
(effective-virtual-slot-definition)))
+
; (defbinding object-class-install-param () nil
; (class pointer)
; (class pointer)
; (name string))
+(defun signal-name-to-string (name)
+ (substitute #\_ #\- (string-downcase (string name))))
(defmethod initialize-instance :after ((slotd direct-gobject-slot-definition)
- &rest initargs &key)
+ &rest initargs &key pname)
(declare (ignore initargs))
- (unless (slot-boundp slotd 'location)
- ;; Find parameter name from slot name
- (with-slots (pcl::name location) slotd
- (setf location (signal-name-to-string pcl::name)))))
+ (when pname
+ (setf
+ (slot-value slotd 'pname)
+ (signal-name-to-string (slot-definition-name slotd)))))
(defmethod direct-slot-definition-class ((class gobject-class) initargs)
(case (getf initargs :allocation)
- (:param (find-class 'direct-gobject-slot-definition))
+ (:property (find-class 'direct-gobject-slot-definition))
(t (call-next-method))))
(defmethod effective-slot-definition-class ((class gobject-class) initargs)
(case (getf initargs :allocation)
- (:param (find-class 'effective-gobject-slot-definition))
+ (:property (find-class 'effective-gobject-slot-definition))
(t (call-next-method))))
-(defmethod compute-virtual-slot-location
+(defmethod compute-virtual-slot-accessors
((class gobject-class) (slotd effective-gobject-slot-definition)
direct-slotds)
(with-slots (type) slotd
- (let ((param-name (slot-definition-location (first direct-slotds)))
- (type-number (find-type-number type))
- (reader (intern-reader-function type))
- (writer (intern-writer-function type))
- (destroy (intern-destroy-function type)))
+ (let ((pname (slot-definition-pname (first direct-slotds)))
+ (type-number (find-type-number type)))
(list
#'(lambda (object)
(with-gc-disabled
(let ((gvalue (gvalue-new type-number)))
- (%object-get-property object param-name gvalue)
- (prog1
- (funcall reader gvalue +gvalue-value-offset+)
+ (%object-get-property object pname gvalue)
+ (unwind-protect
+ (funcall
+ (intern-reader-function type) gvalue +gvalue-value-offset+)
(gvalue-free gvalue t)))))
#'(lambda (value object)
(with-gc-disabled
(let ((gvalue (gvalue-new type-number)))
- (funcall writer value gvalue +gvalue-value-offset+)
- (%object-set-property object param-name gvalue)
- (funcall destroy gvalue +gvalue-value-offset+)
+ (funcall
+ (intern-writer-function type)
+ value gvalue +gvalue-value-offset+)
+ (%object-set-property object pname gvalue)
+ (funcall
+ (intern-destroy-function type)
+ gvalue +gvalue-value-offset+)
(gvalue-free gvalue nil)
value)))))))
-
(defmethod validate-superclass ((class gobject-class)
(super pcl::standard-class))
- (subtypep (class-name super) 'gobject))
-
\ No newline at end of file
+; (subtypep (class-name super) 'gobject)
+ t)
+
+
+
+;;;;
+
+(defbinding %object-class-list-properties () pointer
+ (class pointer)
+ (n-properties unsigned-int :out))
+
+(defun query-object-class-properties (type-number &optional
+ inherited-properties)
+ (let ((class (type-class-ref type-number)))
+ (multiple-value-bind (array length)
+ (%object-class-list-properties class)
+ (unwind-protect
+ (let ((all-properties
+ (map-c-array 'list #'identity array 'param length)))
+ (if (not inherited-properties)
+ (delete-if
+ #'(lambda (param)
+ (not (eql type-number (param-owner-type param))))
+ all-properties)
+ all-properties))
+ (deallocate-memory array)))))
+
+
+(defun default-slot-name (name)
+ (intern (substitute #\- #\_ (string-upcase (string-upcase name)))))
+
+(defun default-slot-accessor (class-name slot-name type)
+ (intern
+ (format
+ nil "~A-~A~A" class-name slot-name
+ (if (eq 'boolean type) "-P" ""))))
+
+(defun expand-gobject-type (type-number &optional options
+ (metaclass 'gobject-class))
+ (let* ((supers (cons (supertype type-number) (implements type-number)))
+ (class (type-from-number type-number))
+ (override-slots (getf options :slots))
+ (expanded-slots
+ (mapcar
+ #'(lambda (param)
+ (with-slots (name flags value-type documentation) param
+ (let* ((slot-name (default-slot-name name))
+ (slot-type (type-from-number value-type #|t|#))
+ (accessor
+ (default-slot-accessor class slot-name slot-type)))
+ `(,slot-name
+ :allocation :property
+ :pname ,name
+ ,@(cond
+ ((and
+ (member :writable flags)
+ (member :readable flags))
+ (list :accessor accessor))
+ ((member :writable flags)
+ (list :writer `(setf ,accessor)))
+ ((member :readable flags)
+ (list :reader accessor)))
+ ,@(when (or
+ (member :construct flags)
+ (member :writable flags))
+ (list :initarg (intern (string slot-name) "KEYWORD")))
+ :type ,slot-type
+ ,@(when documentation
+ (list :documentation documentation))))))
+ (query-object-class-properties type-number))))
+
+ (dolist (slot-def override-slots)
+ (let ((name (car slot-def))
+ (pname (getf (cdr slot-def) :pname)))
+ (setq
+ expanded-slots
+ (delete-if
+ #'(lambda (expanded-slot-def)
+ (or
+ (eq name (car expanded-slot-def))
+ (and
+ pname
+ (string= pname (getf (cdr expanded-slot-def) :pname)))))
+ expanded-slots))
+
+ (unless (getf (cdr slot-def) :ignore)
+ (push slot-def expanded-slots))))
+
+ `(progn
+ (defclass ,class ,supers
+ ,expanded-slots
+ (:metaclass ,metaclass)
+ (:alien-name ,(find-type-name type-number))))))
+
+
+(register-derivable-type 'gobject "GObject" 'expand-gobject-type)
+
~mdw / clg / blobdiff