-;; Common Lisp bindings for GTK+ v2.0
-;; Copyright (C) 1999-2000 Espen S. Johnsen <espejohn@online.no>
+;; Common Lisp bindings for GTK+ v2.x
+;; Copyright 1999-2005 Espen S. Johnsen <espen@users.sf.net>
;;
-;; This library is free software; you can redistribute it and/or
-;; modify it under the terms of the GNU Lesser General Public
-;; License as published by the Free Software Foundation; either
-;; version 2 of the License, or (at your option) any later version.
+;; Permission is hereby granted, free of charge, to any person obtaining
+;; a copy of this software and associated documentation files (the
+;; "Software"), to deal in the Software without restriction, including
+;; without limitation the rights to use, copy, modify, merge, publish,
+;; distribute, sublicense, and/or sell copies of the Software, and to
+;; permit persons to whom the Software is furnished to do so, subject to
+;; the following conditions:
;;
-;; This library is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-;; Lesser General Public License for more details.
+;; The above copyright notice and this permission notice shall be
+;; included in all copies or substantial portions of the Software.
;;
-;; You should have received a copy of the GNU Lesser General Public
-;; License along with this library; if not, write to the Free Software
-;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+;; IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+;; CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-;; $Id: gtkobject.lisp,v 1.2 2000/08/15 18:20:07 espen Exp $
+;; $Id: gtkobject.lisp,v 1.32 2006/02/26 15:22:07 espen Exp $
(in-package "GTK")
-;;;; Misc utils
-
-(defun name-to-string (name)
- (substitute #\_ #\- (string-downcase (string name))))
-
-(defun string-to-name (name &optional (package "KEYWORD"))
- (intern (substitute #\- #\_ (string-upcase name)) package))
-
-
-;;;; Argument stuff
-
-(deftype arg () 'pointer)
-
-(defconstant +arg-type-offset+ 0)
-(defconstant +arg-name-offset+ 4)
-(defconstant +arg-value-offset+ 8)
-(defconstant +arg-size+ 16)
-
-(define-foreign arg-new () arg
- (type type-number))
-
-(define-foreign %arg-free () nil
- (arg arg)
- (free-contents boolean))
-
-(defun arg-free (arg free-contents &optional alien)
- (cond
- (alien (%arg-free arg free-contents))
- (t
- (unless (null-pointer-p arg)
- (when free-contents
- (funcall
- (get-destroy-function (type-from-number (arg-type arg)))
- arg +arg-value-offset+))
- (deallocate-memory arg)))))
-
-(define-foreign %arg-reset () nil
- (arg arg))
-
-(defun arg-name (arg)
- (funcall (get-reader-function '(static string)) arg +arg-name-offset+))
-
-(defun (setf arg-name) (name arg)
- (funcall (get-writer-function '(static string)) name arg +arg-name-offset+)
- name)
-
-(defun arg-type (arg)
- (system:sap-ref-32 arg +arg-type-offset+))
-
-(defun (setf arg-type) (type arg)
- (setf (system:sap-ref-32 arg +arg-type-offset+) type))
-
-(defun arg-value (arg &optional (type (type-from-number (arg-type arg))))
- (funcall (get-reader-function type) arg +arg-value-offset+))
-
-;; One should never call this function on an arg whose value is already set
-(defun (setf arg-value)
- (value arg &optional (type (type-from-number (arg-type arg))))
- (funcall (get-writer-function type) value arg +arg-value-offset+)
- value)
-
-(defun (setf return-arg-value)
- (value arg &optional (type (type-from-number (arg-type arg))))
- ; this is probably causing a memory leak
- (funcall (get-writer-function type) value (arg-value arg 'pointer) 0)
- value)
-
-(defun arg-array-ref (arg0 index)
- (system:sap+ arg0 (* index +arg-size+)))
-
;;;; Superclass for the gtk class hierarchy
(eval-when (:compile-toplevel :load-toplevel :execute)
- (defclass object (gobject)
+ (init-types-in-library
+ #.(concatenate 'string (pkg-config:pkg-variable "gtk+-2.0" "libdir")
+ "/libgtk-x11-2.0.so"))
+
+ (defclass %object (gobject)
()
-; ((flags
-; :allocation :alien
-; :accessor object-flags
-; :type object-flags))
(:metaclass gobject-class)
- (:alien-name "GtkObject")))
+ (:gtype |gtk_object_get_type|)))
-(defmethod shared-initialize ((object object) names &rest initargs &key signals)
- (declare (ignore initargs names))
+(defmethod initialize-instance ((object %object) &rest initargs &key signal)
+ (declare (ignore signal))
(call-next-method)
- (dolist (signal signals)
- (apply #'signal-connect object signal)))
-
-
-(defmethod initialize-instance :after ((object object) &rest initargs &key)
- (declare (ignore initargs))
- (object-default-construct object)
- (reference-instance object)
- (object-sink object))
+ (dolist (signal-definition (get-all initargs :signal))
+ (apply #'signal-connect object signal-definition)))
-
-(defmethod from-alien-initialzie-instance ((object object) &rest initargs)
+(defmethod initialize-instance :around ((object %object) &rest initargs)
(declare (ignore initargs))
(call-next-method)
- (object-sink object))
-
-
-(define-foreign object-default-construct () nil
- (object object))
-
-(define-foreign object-sink () nil
- (object object))
-
-(define-foreign ("gtk_object_getv" object-get-arg) () nil
- (object object)
- (1 unsigned-int)
- (arg arg))
-
-(define-foreign ("gtk_object_setv" object-set-arg) () nil
- (object object)
- (1 unsigned-int)
- (arg arg))
-
-(defun object-arg (object name)
- (with-gc-disabled
- (let ((arg (arg-new 0)))
- (setf (arg-name arg) name)
- (object-get-arg object arg)
- (let ((type (type-from-number (arg-type arg))))
- (prog1
- (arg-value arg type)
- (arg-free arg t))))))
-
-(defun (setf object-arg) (value object name)
- (with-gc-disabled
- (let ((arg (arg-new 0)))
- (setf (arg-name arg) name)
- (object-get-arg object arg)
- (let ((type (type-from-number (arg-type arg))))
- (%arg-reset arg)
- (setf (arg-value arg type) value)
- (object-set-arg object arg)
- (arg-free arg t))))
- value)
-
-
-;;;; Callback and user data mechanism
-
-(declaim (fixnum *user-data-count*))
-
-(defvar *user-data* (make-hash-table))
-(defvar *user-data-count* 0)
-
-(defun register-user-data (object &optional destroy-function)
- (check-type destroy-function (or null symbol function))
-; (incf *user-data-count*)
- (setq *user-data-count* (the fixnum (1+ *user-data-count*)))
- (setf
- (gethash *user-data-count* *user-data*)
- (cons object destroy-function))
- *user-data-count*)
-
-
-(defun find-user-data (id)
- (check-type id fixnum)
- (multiple-value-bind (user-data p) (gethash id *user-data*)
- (values (car user-data) p)))
-
-
-(defun register-callback-function (function)
- (check-type function (or null symbol function))
- ; We treat callbacks just as ordinary user data
- (register-user-data function))
-
-
-(defun callback-trampoline (callback-id nargs arg-array)
- (declare (fixnum callback-id nargs))
- (let* ((return-arg (unless (null-pointer-p arg-array)
- (arg-array-ref arg-array nargs)))
- (return-type (if return-arg
- (type-from-number (arg-type return-arg))
- nil))
- (args nil)
- (callback-function (find-user-data callback-id)))
-
- (dotimes (n nargs)
- (push (arg-value (arg-array-ref arg-array (- nargs n 1))) args))
-
- (labels ((invoke-callback ()
- (restart-case
- (unwind-protect
- (let ((return-value (apply callback-function args)))
- (when return-type
- (setf (return-arg-value return-arg) return-value))))
-
- (continue nil :report "Return from callback function"
- (when return-type
- (format
- *query-io*
- "Enter return value of type ~S: "
- return-type)
- (force-output *query-io*)
- (setf
- (return-arg-value return-arg)
- (eval (read *query-io*)))))
- (re-invoke nil :report "Re-invoke callback function"
- (invoke-callback)))))
- (invoke-callback))))
-
-
-(defun destroy-user-data (id)
- (check-type id fixnum)
- (let ((user-data (gethash id *user-data*)))
- (when (cdr user-data)
- (funcall (cdr user-data) (car user-data))))
- (remhash id *user-data*))
-
-
-(defvar *callback-marshal* (system:foreign-symbol-address "callback_marshal"))
-(defvar *destroy-marshal* (system:foreign-symbol-address "destroy_marshal"))
-
-(defun after-gc-hook ()
- (setf
- (extern-alien "callback_trampoline" system-area-pointer)
- (make-pointer (kernel:get-lisp-obj-address #'callback-trampoline))
- (extern-alien "destroy_user_data" system-area-pointer)
- (make-pointer (kernel:get-lisp-obj-address #'destroy-user-data))))
-
-(pushnew 'after-gc-hook ext:*after-gc-hooks*)
-(after-gc-hook)
-
+ ;; Add a temorary reference which will be removed when the object is
+ ;; sinked
+ (reference-foreign (class-of object) (foreign-location object))
+ (%object-sink object))
+(defbinding %object-sink () nil
+ (object %object))
-;;;; Main loop
+;;;; Main loop and event handling
(declaim (inline events-pending-p main-iteration))
-(define-foreign ("gtk_events_pending" events-pending-p) () boolean)
+(defbinding events-pending-p () boolean)
-(define-foreign main-do-event () nil
+(defbinding get-current-event () gdk:event)
+
+(defbinding main-do-event () nil
(event gdk:event))
-(define-foreign main () nil)
+(defbinding main () nil)
-(define-foreign main-level () int)
+(defbinding main-level () int)
-(define-foreign main-quit () nil)
+(defbinding main-quit () nil)
-(define-foreign
- ("gtk_main_iteration_do" main-iteration) (&optional (blocking t)) boolean
+(defbinding main-iteration-do (&optional (blocking t)) boolean
(blocking boolean))
(defun main-iterate-all (&rest args)
(declare (ignore args))
- (when (events-pending-p)
- (main-iteration nil)
- (main-iterate-all)))
-
-(system:add-fd-handler (gdk:event-poll-fd) :input #'main-iterate-all)
-(setq lisp::*periodic-polling-function* #'main-iterate-all)
-(setq lisp::*max-event-to-sec* 0)
-(setq lisp::*max-event-to-usec* 1000)
-
-
-
-;;;; Signals
-
-(define-foreign %signal-emit-stop () nil
- (object object)
- (signal-id unsigned-int))
-
-(define-foreign %signal-emit-stop-by-name (object signal) nil
- (object object)
- ((name-to-string signal) string))
-
-(defun signal-emit-stop (object signal)
- (if (numberp signal)
- (%signal-emit-stop object signal)
- (%signal-emit-stop-by-name object signal)))
-
-(define-foreign %signal-connect-full
- (object signal function after) unsigned-int
- (object object)
- ((name-to-string signal) string)
- (0 unsigned-long)
- (*callback-marshal* pointer)
- ((register-callback-function function) unsigned-long)
- (*destroy-marshal* pointer)
- (nil boolean)
- (after boolean))
-
-(defun signal-connect (object signal function
- &key after ((:object callback-object)))
- (let* ((callback-object (if (eq callback-object t)
- object
- callback-object))
- (callback-function
- (if callback-object
- #'(lambda (&rest args) (apply function callback-object args))
- function)))
- (%signal-connect-full object signal callback-function after)))
-
-(define-foreign signal-disconnect () nil
- (object object)
- (handler unsigned-int))
-
-(define-foreign signal-handler-block () nil
- (object object)
- (handler unsigned-int))
-
-(define-foreign signal-handler-unblock () nil
- (object object)
- (handler unsigned-int))
-
-
-;;;; Metaclass used for subclasses of object
-
-(eval-when (:compile-toplevel :load-toplevel :execute)
- (defclass object-class (gobject-class))
-
- (defclass direct-object-slot-definition (direct-virtual-slot-definition))
-
- (defclass effective-object-slot-definition
- (effective-virtual-slot-definition)))
-
-
-(defmethod initialize-instance :after ((slotd direct-object-slot-definition)
- &rest initargs &key)
- (declare (ignore initargs))
- (unless (slot-boundp slotd 'location)
- (with-slots (pcl::name location pcl::class) slotd
- (setf
- location
- (format nil "~A::~A"
- (alien-type-name (class-name pcl::class))
- (name-to-string pcl::name))))))
-
-
-(defmethod direct-slot-definition-class ((class object-class) initargs)
- (case (getf initargs :allocation)
- (:arg (find-class 'direct-object-slot-definition))
- (t (call-next-method))))
-
-
-(defmethod effective-slot-definition-class ((class object-class) initargs)
- (case (getf initargs :allocation)
- (:arg (find-class 'effective-object-slot-definition))
- (t (call-next-method))))
-
-
-(defmethod compute-virtual-slot-location
- ((class object-class) (slotd effective-object-slot-definition)
- direct-slotds)
- (with-slots (type) slotd
- (let ((location (slot-definition-location (first direct-slotds)))
- (type-number (find-type-number type))
- (reader (get-reader-function type))
- (writer (get-writer-function type))
- (destroy (get-destroy-function type)))
- (list
- #'(lambda (object)
- (with-gc-disabled
- (let ((arg (arg-new type-number)))
- (setf (arg-name arg) location)
- (object-get-arg object arg)
- (prog1
- (funcall reader arg +arg-value-offset+)
- (arg-free arg t t)))))
- #'(lambda (value object)
- (with-gc-disabled
- (let ((arg (arg-new type-number)))
- (setf (arg-name arg) location)
- (funcall writer value arg +arg-value-offset+)
- (object-set-arg object arg)
- (funcall destroy arg +arg-value-offset+)
- (arg-free arg nil)
- value)))))))
-
-
-(defmethod validate-superclass ((class object-class)
- (super pcl::standard-class))
- (subtypep (class-name super) 'object))
-
-
-;;;; Metaclasses used for widgets and containers
-
-(eval-when (:compile-toplevel :load-toplevel :execute)
- (defclass widget-class (object-class))
-
- (defclass container-class (widget-class)
- (child-class)))
-
-
-(defvar *child-to-container-class-mappings* (make-hash-table))
-
-(defmethod shared-initialize ((class container-class) names
- &rest initargs &key name child-class)
- (declare (ignore initargs))
- (call-next-method)
- (with-slots ((child-class-slot child-class)) class
- (setf
- child-class-slot
- (or
- (first child-class)
- (intern (format nil "~A-CHILD" (or name (class-name class)))))
- (gethash child-class-slot *child-to-container-class-mappings*)
- class)))
-
-
-(defmethod validate-superclass ((class widget-class)
- (super pcl::standard-class))
- (subtypep (class-name super) 'widget))
-
-(defmethod validate-superclass ((class container-class)
- (super pcl::standard-class))
- (subtypep (class-name super) 'container))
-
+ (loop
+ while (events-pending-p)
+ do (main-iteration-do nil)))
;;;; Metaclass for child classes
+
+(defvar *container-to-child-class-mappings* (make-hash-table))
(eval-when (:compile-toplevel :load-toplevel :execute)
- (defclass child-class (virtual-class))
+ (defclass child-class (virtual-slots-class)
+ ())
- (defclass direct-child-slot-definition (direct-virtual-slot-definition))
+ (defclass direct-child-slot-definition (direct-virtual-slot-definition)
+ ((pname :reader slot-definition-pname :initarg :pname)))
- (defclass effective-child-slot-definition
- (effective-virtual-slot-definition)))
+ (defclass effective-child-slot-definition (effective-virtual-slot-definition)
+ ((pname :reader slot-definition-pname :initarg :pname)))
-(defmethod initialize-instance ((slotd direct-child-slot-definition)
- &rest initargs &key)
- (declare (ignore initargs))
+(defmethod shared-initialize ((class child-class) names &key container)
(call-next-method)
- (unless (slot-boundp slotd 'location)
- (with-slots (pcl::name location pcl::class) slotd
- (setf
- location
- (format nil "~A::~A"
- (alien-type-name
- (gethash (class-name pcl::class) *child-to-container-class-mappings*))
- (name-to-string pcl::name))))))
-
+ (setf
+ (gethash (find-class (first container)) *container-to-child-class-mappings*)
+ class))
-(defmethod direct-slot-definition-class ((class child-class) initargs)
+(defmethod direct-slot-definition-class ((class child-class) &rest initargs)
(case (getf initargs :allocation)
- (:arg (find-class 'direct-child-slot-definition))
+ (:property (find-class 'direct-child-slot-definition))
(t (call-next-method))))
-
-(defmethod effective-slot-definition-class ((class child-class) initargs)
+(defmethod effective-slot-definition-class ((class child-class) &rest initargs)
(case (getf initargs :allocation)
- (:arg (find-class 'effective-child-slot-definition))
+ (:property (find-class 'effective-child-slot-definition))
(t (call-next-method))))
-
-
-(defmethod compute-virtual-slot-location
- ((class child-class) (slotd effective-child-slot-definition) direct-slotds)
- (with-slots (type) slotd
- (let ((location (slot-definition-location (first direct-slotds)))
- (type-number (find-type-number type))
- (reader (get-reader-function type))
- (writer (get-writer-function type))
- (destroy (get-destroy-function type)))
- (list
- #'(lambda (object)
- (with-slots (parent child) object
- (with-gc-disabled
- (let ((arg (arg-new type-number)))
- (setf (arg-name arg) location)
- (container-child-get-arg parent child arg)
- (prog1
- (funcall reader arg +arg-value-offset+)
- (arg-free arg t t))))))
- #'(lambda (value object)
- (with-slots (parent child) object
- (with-gc-disabled
- (let ((arg (arg-new type-number)))
- (setf (arg-name arg) location)
- (funcall writer value arg +arg-value-offset+)
- (container-child-set-arg parent child arg)
- (funcall destroy arg +arg-value-offset+)
- (arg-free arg nil)
- value))))))))
-
-
-(defmethod pcl::add-reader-method ((class child-class) generic-function slot-name)
+
+(defmethod compute-effective-slot-definition-initargs ((class child-class) direct-slotds)
+ (if (eq (slot-definition-allocation (first direct-slotds)) :property)
+ (nconc
+ (list :pname (most-specific-slot-value direct-slotds 'pname))
+ (call-next-method))
+ (call-next-method)))
+
+(progn
+ #+cmu(declaim (optimize (inhibit-warnings 3)))
+ #+sbcl(declaim (muffle-conditions compiler-note))
+ (defun %container-child-get-property (parent child pname gvalue))
+ (defun %container-child-set-property (parent child pname gvalue)))
+
+
+(defmethod initialize-internal-slot-functions ((slotd effective-child-slot-definition))
+ (let ((type (slot-definition-type slotd))
+ (pname (slot-definition-pname slotd)))
+ (setf
+ (slot-value slotd 'getter)
+ #'(lambda (object)
+ (with-slots (parent child) object
+ (let ((gvalue (gvalue-new type)))
+ (%container-child-get-property parent child pname gvalue)
+ (unwind-protect
+ (funcall (reader-function type) gvalue +gvalue-value-offset+)
+ (gvalue-free gvalue t))))))
+
+ (setf
+ (slot-value slotd 'setter)
+ #'(lambda (value object)
+ (with-slots (parent child) object
+ (let ((gvalue (gvalue-new type)))
+ (funcall (writer-function type) value gvalue +gvalue-value-offset+)
+ (%container-child-set-property parent child pname gvalue)
+ (gvalue-free gvalue t)
+ value)))))
+
+ (call-next-method)))
+
+
+(defmethod add-reader-method ((class child-class) generic-function slot-name)
(add-method
generic-function
(make-instance 'standard-method
- :specializers (list (find-class 'widget))
- :lambda-list '(widget)
- :function #'(lambda (args next-methods)
- (declare (ignore next-methods))
- (child-slot-value (first args) slot-name)))))
+ :specializers (list (find-class 'widget))
+ :lambda-list '(widget)
+ :function #'(lambda (args next-methods)
+ (declare (ignore next-methods))
+ (child-property-value (first args) slot-name)))))
-(defmethod pcl::add-writer-method
+(defmethod add-writer-method
((class child-class) generic-function slot-name)
(add-method
generic-function
(make-instance 'standard-method
- :specializers (list (find-class t) (find-class 'widget))
- :lambda-list '(value widget)
- :function #'(lambda (args next-methods)
- (declare (ignore next-methods))
- (destructuring-bind (value widget) args
- (setf
- (child-slot-value widget slot-name)
- value))))))
+ :specializers (list (find-class t) (find-class 'widget))
+ :lambda-list '(value widget)
+ :function #'(lambda (args next-methods)
+ (declare (ignore next-methods))
+ (destructuring-bind (value widget) args
+ (setf (child-property-value widget slot-name) value))))))
+
+
+(defmethod validate-superclass ((class child-class) (super standard-class))
+ ;(subtypep (class-name super) 'container-child)
+ t)
+
+
+(defclass container-child ()
+ ((parent :initarg :parent :type container)
+ (child :initarg :child :type widget)))
+
+
+;;;;
+
+(defbinding %container-class-list-child-properties () pointer
+ (class pointer)
+ (n-properties unsigned-int :out))
+
+(defun query-container-class-child-properties (type-number)
+ (let ((class (type-class-ref type-number)))
+ (multiple-value-bind (array length)
+ (%container-class-list-child-properties class)
+ (unwind-protect
+ (map-c-vector 'list #'identity array 'param length)
+ (deallocate-memory array)))))
+(defun default-container-child-name (container-class)
+ (intern (format nil "~A-CHILD" container-class)))
-(defmethod validate-superclass ((class child-class) (super pcl::standard-class))
- (subtypep (class-name super) 'container-child))
+(defun expand-container-type (type forward-p options)
+ (let* ((class (type-from-number type))
+ (super (supertype type))
+ (child-class (default-container-child-name class)))
+ (if forward-p
+ (expand-gobject-type type t options)
+ `(progn
+ ,(expand-gobject-type type nil options)
+ (defclass ,child-class (,(default-container-child-name super))
+ ,(slot-definitions child-class
+ (query-container-class-child-properties type) nil)
+ (:metaclass child-class)
+ (:container ,class))))))
+(register-derivable-type 'container "GtkContainer" 'expand-container-type 'gobject-dependencies)
~mdw / clg / blobdiff