X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/clg/blobdiff_plain/62f128081bd450f55d7e4ffd6602fb518f8ea304..72d9260f8258b525339c7241da0631ceaf9f3842:/gtk/gtkobject.lisp diff --git a/gtk/gtkobject.lisp b/gtk/gtkobject.lisp index d03e975..d9bae51 100644 --- a/gtk/gtkobject.lisp +++ b/gtk/gtkobject.lisp @@ -1,70 +1,67 @@ -;; Common Lisp bindings for GTK+ v2.0 -;; Copyright (C) 1999-2001 Espen S. Johnsen +;; Common Lisp bindings for GTK+ v2.x +;; Copyright 1999-2005 Espen S. Johnsen ;; -;; 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 1.22 2005-02-01 15:24:56 espen Exp $ +;; $Id: gtkobject.lisp,v 1.49 2008-10-09 18:45:01 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)) - - - ;;;; Superclass for the gtk class hierarchy (eval-when (:compile-toplevel :load-toplevel :execute) - (init-types-in-library - #.(concatenate 'string (pkg-config:pkg-variable "gtk+-2.0" "libdir") - "/libgtk-x11-2.0.so") - :ignore ("gtk_window_get_type_hint")) + (init-types-in-library gtk "libgtk-2.0")) - (defclass %object (gobject) - () - (:metaclass gobject-class) - (:alien-name "GtkObject"))) +(defclass %object (initially-unowned) + () + (:metaclass gobject-class) + (:gtype |gtk_object_get_type|)) (defmethod initialize-instance ((object %object) &rest initargs &key signal) (declare (ignore signal)) (call-next-method) - (reference-foreign (class-of object) (proxy-location object)) (dolist (signal-definition (get-all initargs :signal)) (apply #'signal-connect object signal-definition))) -(defmethod initialize-instance :around ((object %object) &rest initargs) - (declare (ignore initargs)) - (call-next-method) - (%object-sink object)) - -(defbinding %object-sink () nil - (object %object)) +#?-(pkg-exists-p "glib-2.0" :atleast-version "2.10.0") +(progn + (defmethod initialize-instance :around ((object %object) &rest initargs) + (declare (ignore initargs)) + (call-next-method) + ;; Add a temorary reference which will be removed when the object is + ;; sinked + (funcall (reference-function '%object) (foreign-location object)) + (%object-sink object)) + + (defbinding %object-sink () nil + (object %object))) -;;;; Main loop, timeouts and idle functions +;;;; Main loop and event handling -(declaim (inline events-pending-p main-iteration)) +(defparameter *reentrant-main-iteration* t) +(defvar *running-main-iteration* nil) -(defbinding (events-pending-p "gtk_events_pending") () boolean) +(defbinding events-pending-p () boolean) (defbinding get-current-event () gdk:event) @@ -82,9 +79,25 @@ (defbinding main-iteration-do (&optional (blocking t)) boolean (defun main-iterate-all (&rest args) (declare (ignore args)) - (when (events-pending-p) - (main-iteration-do nil) - (main-iterate-all))) + (unless (and (not *reentrant-main-iteration*) *running-main-iteration*) + (let ((*running-main-iteration* t)) + (loop + while (events-pending-p) + do (main-iteration-do nil)))) + #+clisp 0) + + +(define-callback fd-source-callback-marshal nil + ((callback-id unsigned-int) (fd unsigned-int)) + (glib::invoke-source-callback callback-id fd)) + +(defbinding (input-add "gtk_input_add_full") (fd condition function) unsigned-int + (fd unsigned-int) + (condition gdk:input-condition) + (fd-source-callback-marshal callback) + (nil null) + ((register-callback-function function) unsigned-long) + (user-data-destroy-callback callback)) ;;;; Metaclass for child classes @@ -92,101 +105,119 @@ (defun main-iterate-all (&rest args) (defvar *container-to-child-class-mappings* (make-hash-table)) (eval-when (:compile-toplevel :load-toplevel :execute) - (defclass child-class (virtual-slots-class) + (defclass container-child-class (virtual-slots-class) ()) (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) - ((pname :reader slot-definition-pname :initarg :pname))) + ((pname :reader slot-definition-pname :initarg :pname)))) -(defmethod shared-initialize ((class child-class) names &key container) +(defmethod shared-initialize ((class container-child-class) names &key container) + (declare (ignore names)) (call-next-method) (setf (gethash (find-class (first container)) *container-to-child-class-mappings*) - class)) - -(defmethod direct-slot-definition-class ((class child-class) &rest initargs) + class) + #+clisp + (loop + for slotd in (class-direct-slots class) + when (typep slotd 'direct-child-slot-definition) + do (loop + for reader in (slot-definition-readers slotd) + do (add-reader-method class + (ensure-generic-function reader :lambda-list '(object)) + (slot-definition-name slotd))) + (loop + for writer in (slot-definition-writers slotd) + do (add-writer-method class + (ensure-generic-function writer :lambda-list '(value object)) + (slot-definition-name slotd))))) + +(defmethod direct-slot-definition-class ((class container-child-class) &rest initargs) (case (getf initargs :allocation) (:property (find-class 'direct-child-slot-definition)) (t (call-next-method)))) -(defmethod effective-slot-definition-class ((class child-class) &rest initargs) +(defmethod effective-slot-definition-class ((class container-child-class) &rest initargs) (case (getf initargs :allocation) (:property (find-class 'effective-child-slot-definition)) (t (call-next-method)))) -(defmethod compute-effective-slot-definition-initargs ((class child-class) direct-slotds) - (if (eq (most-specific-slot-value direct-slotds 'allocation) :property) +(defmethod compute-effective-slot-definition-initargs ((class container-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 - (declaim (optimize (ext:inhibit-warnings 3))) - (defun %container-child-get-property (parent child pname gvalue)) - (defun %container-child-set-property (parent child pname gvalue))) - +(defmethod slot-readable-p ((slotd effective-child-slot-definition)) + (declare (ignore slotd)) + t) -(defmethod initialize-internal-slot-functions ((slotd effective-child-slot-definition)) +(defmethod compute-slot-reader-function ((slotd effective-child-slot-definition) &optional signal-unbound-p) + (declare (ignore signal-unbound-p)) (let* ((type (slot-definition-type slotd)) (pname (slot-definition-pname slotd)) - (type-number (find-type-number type))) - (setf - (slot-value slotd 'getter) - #'(lambda (object) - (with-slots (parent child) object - (let ((gvalue (gvalue-new type-number))) - (%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-number))) - (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))) - + (reader (reader-function type :ref :get))) + #'(lambda (object) + (with-slots (parent child) object + (with-memory (gvalue +gvalue-size+) + (glib::%gvalue-init gvalue (find-type-number type)) + (%container-child-get-property parent child pname gvalue) + (funcall reader gvalue +gvalue-value-offset+)))))) + +(defmethod slot-writable-p ((slotd effective-child-slot-definition)) + (declare (ignore slotd)) + t) -(defmethod pcl::add-reader-method ((class child-class) generic-function slot-name) +(defmethod compute-slot-writer-function ((slotd effective-child-slot-definition)) + (let* ((type (slot-definition-type slotd)) + (pname (slot-definition-pname slotd)) + (writer (writer-function type :temp t)) + (destroy (destroy-function type :temp t))) + #'(lambda (value object) + (with-slots (parent child) object + (with-memory (gvalue +gvalue-size+) + (glib::%gvalue-init gvalue (find-type-number type)) + (funcall writer value gvalue +gvalue-value-offset+) + (%container-child-set-property parent child pname gvalue) + (funcall destroy gvalue +gvalue-value-offset+)) + value)))) + + +(defmethod add-reader-method ((class container-child-class) generic-function slot-name #?(sbcl>= 1 0 2)slot-documentation #?(sbcl>= 1 0 14)source-location) (add-method generic-function (make-instance 'standard-method :specializers (list (find-class 'widget)) :lambda-list '(widget) + :documentation (or #?(sbcl>= 1 0 2)slot-documentation "automatically generated reader method") :function #'(lambda (args next-methods) (declare (ignore next-methods)) (child-property-value (first args) slot-name))))) -(defmethod pcl::add-writer-method - ((class child-class) generic-function slot-name) +(defmethod add-writer-method ((class container-child-class) generic-function slot-name #?(sbcl>= 1 0 2)slot-documentation #?(sbcl>= 1 0 14)source-location) (add-method generic-function (make-instance 'standard-method :specializers (list (find-class t) (find-class 'widget)) :lambda-list '(value widget) + :documentation (or #?(sbcl>= 1 0 2)slot-documentation "automatically generated reader method") :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 pcl::standard-class)) +(defmethod validate-superclass ((class container-child-class) (super standard-class)) ;(subtypep (class-name super) 'container-child) t) -(defclass container-child () +(defclass container-child (virtual-slots-object) ((parent :initarg :parent :type container) (child :initarg :child :type widget))) @@ -197,12 +228,18 @@ (defbinding %container-class-list-child-properties () pointer (class pointer) (n-properties unsigned-int :out)) -(defun query-container-class-child-properties (type-number) +(defun query-container-class-child-properties (type-number &optional owner-only-p) (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) + (let ((properties (map-c-vector 'list #'identity array 'param length))) + (if owner-only-p + (delete-if + #'(lambda (property) + (not (eql (slot-value property 'glib::owner-type) type-number))) + properties) + properties)) (deallocate-memory array))))) (defun default-container-child-name (container-class) @@ -216,11 +253,37 @@ (defun expand-container-type (type forward-p options) (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)))))) - + ,(let ((child-properties (query-container-class-child-properties type t))) + (when child-properties + `(defclass ,child-class (,(default-container-child-name super)) + ,(slot-definitions child-class child-properties nil) + (:metaclass container-child-class) + (:container ,class)))))))) + +(defun container-dependencies (type options) + (delete-duplicates + (append + (gobject-dependencies type options) + (mapcar #'param-value-type (query-container-class-child-properties type))))) + +(register-derivable-type 'container "GtkContainer" 'expand-container-type 'container-dependencies) + + +(defmacro define-callback-setter (name arg return-type &rest rest-args) + (let ((callback (gensym))) + (if arg + `(progn + (define-callback-marshal ,callback ,return-type + ,(cons arg rest-args)) + (defbinding ,name () nil + ,arg + (,callback callback) + (function user-callback) + (user-data-destroy-callback callback))) + `(progn + (define-callback-marshal ,callback ,return-type ,rest-args) + (defbinding ,name () nil + (,callback callback) + (function user-callback) + (user-data-destroy-callback callback)))))) -(register-derivable-type 'container "GtkContainer" 'expand-container-type 'gobject-dependencies)