1 ;; Common Lisp bindings for GTK+ v2.x
2 ;; Copyright 2000-2005 Espen S. Johnsen <espen@users.sf.net>
4 ;; Permission is hereby granted, free of charge, to any person obtaining
5 ;; a copy of this software and associated documentation files (the
6 ;; "Software"), to deal in the Software without restriction, including
7 ;; without limitation the rights to use, copy, modify, merge, publish,
8 ;; distribute, sublicense, and/or sell copies of the Software, and to
9 ;; permit persons to whom the Software is furnished to do so, subject to
10 ;; the following conditions:
12 ;; The above copyright notice and this permission notice shall be
13 ;; included in all copies or substantial portions of the Software.
15 ;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 ;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 ;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18 ;; IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19 ;; CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20 ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21 ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 ;; $Id: gtkcontainer.lisp,v 1.26 2008-05-06 00:04:42 espen Exp $
27 (defgeneric container-add (container widget &rest args))
28 (defgeneric container-remove (container widget))
29 (defgeneric container-all-children (container))
30 (defgeneric container-internal-children (container))
31 (defgeneric (setf container-children) (children container))
34 (defun initial-add (object function initargs key pkey)
36 as (initarg value . rest) = initargs then rest
38 ((eq initarg key) (funcall function object value))
39 ((eq initarg pkey) (mapc #'(lambda (value)
40 (funcall function object value))
44 (defun initial-apply-add (object function initargs key pkey)
45 (initial-add object #'(lambda (object value)
46 (apply function object (mklist value)))
50 (defmethod shared-initialize ((container container) names &rest initargs
51 &key child children child-args
52 (show-children nil show-children-p))
53 (declare (ignore names child children))
55 (if (not show-children)
56 (setf (user-data container 'show-recursive-p) nil)
57 (signal-connect container 'show #'container-show-recursive
58 :object t :remove t)))
61 (initial-add container
62 #'(lambda (container args)
63 (apply #'container-add container (append (mklist args) child-args)))
64 initargs :child :children))
67 (defmethod compute-signal-function ((container container) signal function object args)
68 (declare (ignore signal))
69 (if (eq object :children)
70 #'(lambda (container &rest emission-args)
71 (let ((all-args (nconc emission-args args)))
72 (container-foreach container
74 (apply function child all-args)))))
78 (defbinding %container-add () nil
82 (defun find-child-class (container-class)
84 (gethash container-class *container-to-child-class-mappings*)
85 (setf (gethash container-class *container-to-child-class-mappings*)
87 (when (eq container-class (find-class 'container))
88 (find-class 'container-child))
89 (find-child-class (find-class (supertype container-class)))))))
91 (defun init-child-slots (container child args)
94 (slot-value child 'child-properties)
96 #'make-instance (find-child-class (class-of container))
97 :parent container :child child args))))
99 (defmethod container-add ((container container) (widget widget) &rest args)
100 (%container-add container widget)
101 (init-child-slots container widget args)
104 (defmethod container-add ((container container) (widgets list) &rest args)
105 (dolist (widget widgets)
106 (apply #'container-add container widget args)))
108 (defbinding %container-remove () nil
109 (container container)
112 (defmethod container-remove ((container container) (widget widget))
113 (%container-remove container widget)
114 (slot-makunbound widget 'child-properties))
117 (defbinding %container-child-get-property () nil
118 (container container)
120 (property-name string)
123 (defbinding %container-child-set-property () nil
124 (container container)
126 (property-name string)
130 (defbinding container-check-resize () nil
131 (container container))
133 (define-callback-marshal %foreach-callback nil (widget))
135 (defbinding %container-foreach (container callback-id) nil
136 (container container)
137 (%foreach-callback callback)
138 (callback-id unsigned-int))
140 (defun container-foreach (container function)
141 (with-callback-function (id function)
142 (%container-foreach container id)))
144 (defbinding %container-forall (container callback-id) nil
145 (container container)
146 (%foreach-callback callback)
147 (callback-id unsigned-int))
149 (defun container-forall (container function)
150 (with-callback-function (id function)
151 (%container-forall container id)))
153 (defun map-container (seqtype func container)
156 (container-foreach container func)
160 (container-foreach container
162 (push (funcall func child) list)))
165 (let ((seq (make-sequence seqtype (container-length container)))
167 (container-foreach container
169 (setf (elt seq index) (funcall func child))
173 (defmethod container-all-children ((container container))
175 (container-forall container
177 (push child internal)))
178 (nreverse internal)))
180 (defmethod container-internal-children ((container container))
181 (let ((external-children (container-children container))
182 (all-children (container-all-children container)))
184 for child in all-children
185 unless (find child external-children)
188 (defmethod (setf container-children) (children (container container))
189 (dolist (child (container-children container))
190 (container-remove container child))
191 (dolist (child children)
192 (apply #'container-add container (mklist child)))
195 (defun container-length (container)
197 (container-foreach container
199 (declare (ignore child))
203 (defbinding container-resize-children () nil
204 (container container))
206 (defbinding container-propagate-expose () nil
207 (container container)
209 (event gdk:expose-event))
212 (defbinding %container-get-focus-chain () boolean
213 (container container)
214 (focusable-widgets (glist widget) :out))
216 (defun container-focus-chain (container)
217 (multiple-value-bind (chain-set-p focusable-widgets)
218 (%container-get-focus-chain container)
219 (and chain-set-p focusable-widgets)))
221 (defbinding %container-set-focus-chain () nil
222 (container container)
223 (focusable-widgets (glist widget)))
225 (defbinding %container-unset-focus-chain () nil
226 (container container))
228 (defun (setf container-focus-chain) (focusable-widgets container)
229 (if (null focusable-widgets)
230 (%container-unset-focus-chain container)
231 (%container-set-focus-chain container focusable-widgets)))
233 (defgeneric container-show-recursive (container))
235 (defmethod container-show-recursive ((container container))
236 "Recursively show any child widgets except widgets explicit hidden during construction."
237 (labels ((recursive-show (widget)
238 (when (typep widget 'container)
239 (if (not (user-data-p widget 'show-recursive-p))
240 (container-foreach widget #'recursive-show)
241 (unset-user-data widget 'show-recursive-p)))
242 (unless (widget-hidden-p widget)
243 (widget-show widget))))
244 (container-foreach container #'recursive-show)))