| 1 | ;; Common Lisp bindings for GTK+ v2.0 |
| 2 | ;; Copyright (C) 2000 Espen S. Johnsen <espejohn@online.no> |
| 3 | ;; |
| 4 | ;; This library is free software; you can redistribute it and/or |
| 5 | ;; modify it under the terms of the GNU Lesser General Public |
| 6 | ;; License as published by the Free Software Foundation; either |
| 7 | ;; version 2 of the License, or (at your option) any later version. |
| 8 | ;; |
| 9 | ;; This library is distributed in the hope that it will be useful, |
| 10 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | ;; Lesser General Public License for more details. |
| 13 | ;; |
| 14 | ;; You should have received a copy of the GNU Lesser General Public |
| 15 | ;; License along with this library; if not, write to the Free Software |
| 16 | ;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | |
| 18 | ;; $Id: gtkcontainer.lisp,v 1.1 2000/08/14 16:45:02 espen Exp $ |
| 19 | |
| 20 | (in-package "GTK") |
| 21 | |
| 22 | (defclass container (widget) |
| 23 | ((border-width |
| 24 | :allocation :arg |
| 25 | :accessor container-border-width |
| 26 | :initarg :border-width |
| 27 | :type unsigned-long) |
| 28 | (resize-mode |
| 29 | :allocation :arg |
| 30 | :accessor container-resize-mode |
| 31 | :initarg :resize-mode |
| 32 | :type resize-mode) |
| 33 | (children |
| 34 | :allocation :virtual |
| 35 | :location container-children |
| 36 | ; :initarg :children |
| 37 | ) |
| 38 | (focus-child |
| 39 | :allocation :virtual |
| 40 | :location ("gtk_container_get_focus_child" "gtk_container_set_focus_child") |
| 41 | :accessor container-focus-child |
| 42 | :initarg :focus-child |
| 43 | :type widget) |
| 44 | (focus-hadjustment |
| 45 | :allocation :virtual |
| 46 | :location (nil "gtk_container_set_focus_hadjustment") |
| 47 | :writer (setf container-focus-hadjustment) |
| 48 | :initarg :focus-hadjustment |
| 49 | :type adjustment) |
| 50 | (focus-vadjustment |
| 51 | :allocation :virtual |
| 52 | :location (nil "gtk_container_set_focus_vadjustment") |
| 53 | :writer (setf container-focus-vadjustment) |
| 54 | :initarg :focus-vadjustment |
| 55 | :type adjustment)) |
| 56 | (:metaclass widget-class) |
| 57 | (:alien-name "GtkContainer")) |
| 58 | |
| 59 | |
| 60 | (defmethod initialize-instance ((container container) &rest initargs |
| 61 | &key children) |
| 62 | (declare (ignore initargs)) |
| 63 | (call-next-method) |
| 64 | (dolist (child children) |
| 65 | (cond |
| 66 | ((consp child) |
| 67 | (container-add container (first child)) |
| 68 | (setf |
| 69 | (slot-value (first child) 'child-slots) |
| 70 | (apply |
| 71 | #'make-instance |
| 72 | (slot-value (class-of container) 'child-class) |
| 73 | :parent container :child (first child) (cdr child)))) |
| 74 | (t |
| 75 | (container-add container child))))) |
| 76 | |
| 77 | |
| 78 | |
| 79 | (define-foreign ("gtk_container_child_getv" container-child-get-arg) () nil |
| 80 | (container container) |
| 81 | (child widget) |
| 82 | (1 unsigned-int) |
| 83 | (arg arg)) |
| 84 | |
| 85 | (define-foreign ("gtk_container_child_setv" container-child-set-arg) () nil |
| 86 | (container container) |
| 87 | (child widget) |
| 88 | (1 unsigned-int) |
| 89 | (arg arg)) |
| 90 | |
| 91 | (defun container-child-arg (container child name) |
| 92 | (with-gc-disabled |
| 93 | (let ((arg (arg-new 0))) |
| 94 | (setf (arg-name arg) name) |
| 95 | (container-child-get-arg container child arg) ; probably memory leak |
| 96 | (let ((type (type-from-number (arg-type arg)))) |
| 97 | (prog1 |
| 98 | (arg-value arg type) |
| 99 | (arg-free arg nil)))))) |
| 100 | |
| 101 | (defun (setf container-child-arg) (value container child name) |
| 102 | (with-gc-disabled |
| 103 | (let ((arg (arg-new 0))) |
| 104 | (setf (arg-name arg) name) |
| 105 | (container-child-get-arg container child arg) ; probably memory leak |
| 106 | (let ((type (type-from-number (arg-type arg)))) |
| 107 | (setf (arg-value arg type) value) |
| 108 | (container-child-set-arg container child arg) |
| 109 | (arg-free arg nil)))) |
| 110 | value) |
| 111 | |
| 112 | |
| 113 | (define-foreign container-add () nil |
| 114 | (container container) |
| 115 | (widget widget)) |
| 116 | |
| 117 | (define-foreign container-remove () nil |
| 118 | (container container) |
| 119 | (widget widget)) |
| 120 | |
| 121 | (define-foreign container-check-resize () nil |
| 122 | (container container)) |
| 123 | |
| 124 | (define-foreign ("gtk_container_foreach_full" %container-foreach) |
| 125 | (container function) nil |
| 126 | (container container) |
| 127 | (0 unsigned-long) |
| 128 | (*callback-marshal* pointer) |
| 129 | ((register-callback-function function) unsigned-long) |
| 130 | (*destroy-marshal* pointer)) |
| 131 | |
| 132 | (defun map-container (seqtype func container) |
| 133 | (case seqtype |
| 134 | ((nil) |
| 135 | (%container-foreach container func) |
| 136 | nil) |
| 137 | (list |
| 138 | (let ((list nil)) |
| 139 | (%container-foreach |
| 140 | container |
| 141 | #'(lambda (child) |
| 142 | (push (funcall func child) list))) |
| 143 | (nreverse list))) |
| 144 | (t |
| 145 | (let ((seq (make-sequence seqtype (container-num-children container))) |
| 146 | (index 0)) |
| 147 | (%container-foreach |
| 148 | container |
| 149 | #'(lambda (child) |
| 150 | (setf (elt seq index) (funcall func child)) |
| 151 | (incf index))) |
| 152 | seq)))) |
| 153 | |
| 154 | (defmacro do-container ((var container &optional (result nil)) &body body) |
| 155 | (let ((continue (make-symbol "CONTINUE"))) |
| 156 | `(let ((,continue t)) |
| 157 | (%container-foreach |
| 158 | ,container |
| 159 | #'(lambda (,var) |
| 160 | (when ,continue |
| 161 | (setq ,continue nil) |
| 162 | (block nil |
| 163 | ,@body |
| 164 | (setq ,continue t))))) |
| 165 | ,result))) |
| 166 | |
| 167 | (define-foreign container-children () (double-list widget) |
| 168 | (container container)) |
| 169 | |
| 170 | (defun (setf container-children) (children container) |
| 171 | (dolist (child (container-children container)) |
| 172 | (container-remove container child)) |
| 173 | (dolist (child children) |
| 174 | (container-add container child)) |
| 175 | children) |
| 176 | |
| 177 | ;; Should be implemented as a foreign function |
| 178 | (defun container-num-children (container) |
| 179 | (length (container-children container))) |
| 180 | |
| 181 | (define-foreign container-resize-children () nil |
| 182 | (container container)) |