2 * GTK - The GIMP Toolkit
3 * Copyright (C) 1998, 1999 Red Hat, Inc.
6 * This Library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public License as
8 * published by the Free Software Foundation; either version 2 of the
9 * License, or (at your option) any later version.
11 * This Library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
16 * You should have received a copy of the GNU Library General Public
17 * License along with the Gnome Library; see the file COPYING.LIB. If not,
18 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
23 * Author: James Henstridge <james@daa.com.au>
25 * Modified by the GTK+ Team and others 2003. See the AUTHORS
26 * file for a list of people on the GTK+ Team. See the ChangeLog
27 * files for a list of changes. These files are distributed with
28 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
34 #include "gtktoggleaction.h"
35 #include "gtktoggleactionprivate.h"
36 #include "gtktoggletoolbutton.h"
37 #include "gtktogglebutton.h"
38 #include "gtkcheckmenuitem.h"
39 #include "gtkprivate.h"
53 static void gtk_toggle_action_init (GtkToggleAction *action);
54 static void gtk_toggle_action_class_init (GtkToggleActionClass *class);
57 gtk_toggle_action_get_type (void)
59 static GtkType type = 0;
63 static const GTypeInfo type_info =
65 sizeof (GtkToggleActionClass),
67 (GBaseFinalizeFunc) NULL,
68 (GClassInitFunc) gtk_toggle_action_class_init,
69 (GClassFinalizeFunc) NULL,
72 sizeof (GtkToggleAction),
74 (GInstanceInitFunc) gtk_toggle_action_init,
77 type = g_type_register_static (GTK_TYPE_ACTION,
84 static void gtk_toggle_action_activate (GtkAction *action);
85 static void gtk_toggle_action_real_toggled (GtkToggleAction *action);
86 static void connect_proxy (GtkAction *action,
88 static void disconnect_proxy (GtkAction *action,
90 static void set_property (GObject *object,
94 static void get_property (GObject *object,
98 static GtkWidget *create_menu_item (GtkAction *action);
101 static GObjectClass *parent_class = NULL;
102 static guint action_signals[LAST_SIGNAL] = { 0 };
105 gtk_toggle_action_class_init (GtkToggleActionClass *klass)
107 GObjectClass *gobject_class;
108 GtkActionClass *action_class;
110 parent_class = g_type_class_peek_parent (klass);
111 gobject_class = G_OBJECT_CLASS (klass);
112 action_class = GTK_ACTION_CLASS (klass);
114 gobject_class->set_property = set_property;
115 gobject_class->get_property = get_property;
117 action_class->activate = gtk_toggle_action_activate;
118 action_class->connect_proxy = connect_proxy;
119 action_class->disconnect_proxy = disconnect_proxy;
121 action_class->menu_item_type = GTK_TYPE_CHECK_MENU_ITEM;
122 action_class->toolbar_item_type = GTK_TYPE_TOGGLE_TOOL_BUTTON;
124 action_class->create_menu_item = create_menu_item;
126 klass->toggled = gtk_toggle_action_real_toggled;
128 g_object_class_install_property (gobject_class,
130 g_param_spec_boolean ("draw-as-radio",
131 P_("Create the same proxies as a radio action"),
132 P_("Whether the proxies for this action look like radio action proxies"),
134 GTK_PARAM_READWRITE));
136 action_signals[TOGGLED] =
137 g_signal_new ("toggled",
138 G_OBJECT_CLASS_TYPE (klass),
140 G_STRUCT_OFFSET (GtkToggleActionClass, toggled),
142 g_cclosure_marshal_VOID__VOID,
145 g_type_class_add_private (gobject_class, sizeof (GtkToggleActionPrivate));
149 gtk_toggle_action_init (GtkToggleAction *action)
151 action->private_data = GTK_TOGGLE_ACTION_GET_PRIVATE (action);
152 action->private_data->active = FALSE;
153 action->private_data->draw_as_radio = FALSE;
157 * gtk_toggle_action_new:
158 * @name: A unique name for the action
159 * @label: The label displayed in menu items and on buttons
160 * @tooltip: A tooltip for the action
161 * @stock_id: The stock icon to display in widgets representing the action
163 * Creates a new #GtkToggleAction object. To add the action to
164 * a #GtkActionGroup and set the accelerator for the action,
165 * call gtk_action_group_add_action_with_accel().
167 * Return value: a new #GtkToggleAction
172 gtk_toggle_action_new (const gchar *name,
174 const gchar *tooltip,
175 const gchar *stock_id)
177 GtkToggleAction *action;
179 action = g_object_new (GTK_TYPE_TOGGLE_ACTION,
183 "stock-id", stock_id,
190 get_property (GObject *object,
195 GtkToggleAction *action = GTK_TOGGLE_ACTION (object);
199 case PROP_DRAW_AS_RADIO:
200 g_value_set_boolean (value, gtk_toggle_action_get_draw_as_radio (action));
203 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
209 set_property (GObject *object,
214 GtkToggleAction *action = GTK_TOGGLE_ACTION (object);
218 case PROP_DRAW_AS_RADIO:
219 gtk_toggle_action_set_draw_as_radio (action, g_value_get_boolean (value));
222 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
228 gtk_toggle_action_activate (GtkAction *action)
230 GtkToggleAction *toggle_action;
232 g_return_if_fail (GTK_IS_TOGGLE_ACTION (action));
234 toggle_action = GTK_TOGGLE_ACTION (action);
236 toggle_action->private_data->active = !toggle_action->private_data->active;
238 gtk_toggle_action_toggled (toggle_action);
242 gtk_toggle_action_real_toggled (GtkToggleAction *action)
246 g_return_if_fail (GTK_IS_TOGGLE_ACTION (action));
248 for (slist = gtk_action_get_proxies (GTK_ACTION (action)); slist; slist = slist->next)
250 GtkWidget *proxy = slist->data;
252 gtk_action_block_activate_from (GTK_ACTION (action), proxy);
253 if (GTK_IS_CHECK_MENU_ITEM (proxy))
254 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (proxy),
255 action->private_data->active);
256 else if (GTK_IS_TOGGLE_TOOL_BUTTON (proxy))
257 gtk_toggle_tool_button_set_active (GTK_TOGGLE_TOOL_BUTTON (proxy),
258 action->private_data->active);
259 else if (GTK_IS_TOGGLE_BUTTON (proxy))
260 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (proxy),
261 action->private_data->active);
263 g_warning ("Don't know how to toggle `%s' widgets",
264 G_OBJECT_TYPE_NAME (proxy));
266 gtk_action_unblock_activate_from (GTK_ACTION (action), proxy);
271 connect_proxy (GtkAction *action,
274 GtkToggleAction *toggle_action;
276 toggle_action = GTK_TOGGLE_ACTION (action);
278 /* do this before hand, so that we don't call the "activate" handler */
279 if (GTK_IS_CHECK_MENU_ITEM (proxy))
280 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (proxy),
281 toggle_action->private_data->active);
282 else if (GTK_IS_TOGGLE_TOOL_BUTTON (proxy))
283 gtk_toggle_tool_button_set_active (GTK_TOGGLE_TOOL_BUTTON (proxy),
284 toggle_action->private_data->active);
285 else if (GTK_IS_TOGGLE_BUTTON (proxy))
286 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (proxy),
287 toggle_action->private_data->active);
289 (* GTK_ACTION_CLASS (parent_class)->connect_proxy) (action, proxy);
293 disconnect_proxy (GtkAction *action,
296 GtkToggleAction *toggle_action;
298 toggle_action = GTK_TOGGLE_ACTION (action);
300 (* GTK_ACTION_CLASS (parent_class)->disconnect_proxy) (action, proxy);
304 * gtk_toggle_action_toggled:
305 * @action: the action object
307 * Emits the "toggled" signal on the toggle action.
312 gtk_toggle_action_toggled (GtkToggleAction *action)
314 g_return_if_fail (GTK_IS_TOGGLE_ACTION (action));
316 g_signal_emit (action, action_signals[TOGGLED], 0);
320 * gtk_toggle_action_set_active:
321 * @action: the action object
322 * @is_active: whether the action should be checked or not
324 * Sets the checked state on the toggle action.
329 gtk_toggle_action_set_active (GtkToggleAction *action,
332 g_return_if_fail (GTK_IS_TOGGLE_ACTION (action));
334 is_active = is_active != FALSE;
336 if (action->private_data->active != is_active)
338 _gtk_action_emit_activate (GTK_ACTION (action));
343 * gtk_toggle_action_get_active:
344 * @action: the action object
346 * Returns the checked state of the toggle action.
348 * Returns: the checked state of the toggle action
353 gtk_toggle_action_get_active (GtkToggleAction *action)
355 g_return_val_if_fail (GTK_IS_TOGGLE_ACTION (action), FALSE);
357 return action->private_data->active;
362 * gtk_toggle_action_set_draw_as_radio:
363 * @action: the action object
364 * @draw_as_radio: whether the action should have proxies like a radio
367 * Sets whether the action should have proxies like a radio action.
372 gtk_toggle_action_set_draw_as_radio (GtkToggleAction *action,
373 gboolean draw_as_radio)
375 g_return_if_fail (GTK_IS_TOGGLE_ACTION (action));
377 draw_as_radio = draw_as_radio != FALSE;
379 if (action->private_data->draw_as_radio != draw_as_radio)
381 action->private_data->draw_as_radio = draw_as_radio;
383 g_object_notify (G_OBJECT (action), "draw-as-radio");
388 * gtk_toggle_action_get_draw_as_radio:
389 * @action: the action object
391 * Returns whether the action should have proxies like a radio action.
393 * Returns: whether the action should have proxies like a radio action.
398 gtk_toggle_action_get_draw_as_radio (GtkToggleAction *action)
400 g_return_val_if_fail (GTK_IS_TOGGLE_ACTION (action), FALSE);
402 return action->private_data->draw_as_radio;
406 create_menu_item (GtkAction *action)
408 GtkToggleAction *toggle_action = GTK_TOGGLE_ACTION (action);
410 return g_object_new (GTK_TYPE_CHECK_MENU_ITEM,
411 "draw-as-radio", toggle_action->private_data->draw_as_radio,
415 #define __GTK_TOGGLE_ACTION_C__
416 #include "gtkaliasdef.c"