| 1 | ;; Common Lisp bindings for GTK+ v2.0 |
| 2 | ;; Copyright (C) 1999-2000 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: gtkutils.lisp,v 1.7 2005/04/19 08:12:58 espen Exp $ |
| 19 | |
| 20 | |
| 21 | (in-package "GTK") |
| 22 | |
| 23 | (defun create-button (specs &optional callback &key object) |
| 24 | (destructuring-bind (label &rest initargs) (mklist specs) |
| 25 | (let ((button |
| 26 | (apply #'make-instance 'button :label label :visible t initargs))) |
| 27 | (if callback |
| 28 | (signal-connect button 'clicked callback :object object) |
| 29 | (setf (widget-sensitive-p button) nil)) |
| 30 | button))) |
| 31 | |
| 32 | |
| 33 | (defun create-label (label &rest args) |
| 34 | (apply #'make-instance 'label :label label args)) |
| 35 | |
| 36 | |
| 37 | ;; TODO: same syntax as create-button |
| 38 | (defun %create-toggleable-button (class label callback initstate initargs) |
| 39 | (let ((button |
| 40 | (apply #'make-instance class :label label :active initstate :visible t |
| 41 | initargs))) |
| 42 | (signal-connect |
| 43 | button 'toggled |
| 44 | #'(lambda () |
| 45 | (funcall (funcallable callback) (toggle-button-active-p button)))) |
| 46 | (funcall (funcallable callback) initstate) |
| 47 | button)) |
| 48 | |
| 49 | (defun create-toggle-button (label callback &optional initstate &rest initargs) |
| 50 | (%create-toggleable-button 'toggle-button label callback initstate initargs)) |
| 51 | |
| 52 | (defun create-check-button (label callback &optional initstate &rest initargs) |
| 53 | (%create-toggleable-button 'check-button label callback initstate initargs)) |
| 54 | |
| 55 | (defun adjustment-new (value lower upper step-increment page-increment page-size) |
| 56 | (make-instance 'adjustment |
| 57 | :value value :lower lower :upper upper :step-increment step-increment |
| 58 | :page-increment page-increment :page-size page-size)) |
| 59 | |
| 60 | (defun make-radio-group (type specs callback &rest initargs) |
| 61 | (let* ((active ()) |
| 62 | (widgets |
| 63 | (loop |
| 64 | for spec in specs |
| 65 | as widget = (apply #'make-instance type (append spec initargs)) |
| 66 | do (when callback |
| 67 | (apply #'add-activate-callback widget (mklist callback))) |
| 68 | (when (and (not active) (getf spec :active)) |
| 69 | (setq active widget)) |
| 70 | collect widget))) |
| 71 | |
| 72 | (let ((active (or active (first widgets)))) |
| 73 | (loop |
| 74 | for widget in widgets |
| 75 | unless (eq widget active) |
| 76 | do (add-to-radio-group widget active)) |
| 77 | (activate-radio-widget active)) |
| 78 | |
| 79 | widgets)) |