1 /* GTK+ - accessibility implementations
2 * Copyright 2008 Jan Arne Petersen
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.
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.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
20 #include <glib/gi18n-lib.h>
22 #include "gtkscalebuttonaccessible.h"
27 static void atk_action_interface_init (AtkActionIface *iface);
28 static void atk_value_interface_init (AtkValueIface *iface);
30 G_DEFINE_TYPE_WITH_CODE (GtkScaleButtonAccessible, gtk_scale_button_accessible, GTK_TYPE_BUTTON_ACCESSIBLE,
31 G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, atk_action_interface_init)
32 G_IMPLEMENT_INTERFACE (ATK_TYPE_VALUE, atk_value_interface_init));
35 gtk_scale_button_accessible_value_changed (GtkAdjustment *adjustment,
38 g_object_notify (G_OBJECT (data), "accessible-value");
42 gtk_scale_button_accessible_initialize (AtkObject *obj,
45 GtkAdjustment *adjustment;
47 ATK_OBJECT_CLASS (gtk_scale_button_accessible_parent_class)->initialize (obj, data);
49 adjustment = gtk_scale_button_get_adjustment (GTK_SCALE_BUTTON (data));
51 g_signal_connect (adjustment,
53 G_CALLBACK (gtk_scale_button_accessible_value_changed),
56 obj->role = ATK_ROLE_SLIDER;
60 gtk_scale_button_accessible_notify_gtk (GObject *obj,
63 GtkScaleButton *scale_button;
64 GtkScaleButtonAccessible *accessible;
66 scale_button = GTK_SCALE_BUTTON (obj);
67 accessible = GTK_SCALE_BUTTON_ACCESSIBLE (gtk_widget_get_accessible (GTK_WIDGET (scale_button)));
69 if (strcmp (pspec->name, "adjustment") == 0)
71 GtkAdjustment* adjustment;
73 adjustment = gtk_scale_button_get_adjustment (scale_button);
74 g_signal_connect (adjustment,
76 G_CALLBACK (gtk_scale_button_accessible_value_changed),
81 GTK_WIDGET_ACCESSIBLE_CLASS (gtk_scale_button_accessible_parent_class)->notify_gtk (obj, pspec);
86 gtk_scale_button_accessible_class_init (GtkScaleButtonAccessibleClass *klass)
88 AtkObjectClass *atk_object_class = ATK_OBJECT_CLASS (klass);
89 GtkWidgetAccessibleClass *widget_class = GTK_WIDGET_ACCESSIBLE_CLASS (klass);
91 atk_object_class->initialize = gtk_scale_button_accessible_initialize;
93 widget_class->notify_gtk = gtk_scale_button_accessible_notify_gtk;
97 gtk_scale_button_accessible_init (GtkScaleButtonAccessible *button)
102 gtk_scale_button_accessible_do_action (AtkAction *action,
107 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (action));
111 if (!gtk_widget_is_sensitive (widget) || !gtk_widget_get_visible (widget))
117 g_signal_emit_by_name (widget, "popup");
120 g_signal_emit_by_name (widget, "popdown");
128 gtk_scale_button_accessible_get_n_actions (AtkAction *action)
134 gtk_scale_button_accessible_get_description (AtkAction *action,
140 return C_("Action description", "Pops up the slider");
142 return C_("Action description", "Dismisses the slider");
149 gtk_scale_button_accessible_action_get_name (AtkAction *action,
164 gtk_scale_button_accessible_action_get_localized_name (AtkAction *action,
170 return C_("Action name", "Popup");
172 return C_("Action name", "Dismiss");
179 atk_action_interface_init (AtkActionIface *iface)
181 iface->do_action = gtk_scale_button_accessible_do_action;
182 iface->get_n_actions = gtk_scale_button_accessible_get_n_actions;
183 iface->get_description = gtk_scale_button_accessible_get_description;
184 iface->get_name = gtk_scale_button_accessible_action_get_name;
185 iface->get_localized_name = gtk_scale_button_accessible_action_get_localized_name;
189 gtk_scale_button_accessible_get_current_value (AtkValue *obj,
193 GtkAdjustment *adjustment;
195 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
196 adjustment = gtk_scale_button_get_adjustment (GTK_SCALE_BUTTON (widget));
197 if (adjustment == NULL)
200 memset (value, 0, sizeof (GValue));
201 g_value_init (value, G_TYPE_DOUBLE);
202 g_value_set_double (value, gtk_adjustment_get_value (adjustment));
206 gtk_scale_button_accessible_get_maximum_value (AtkValue *obj,
210 GtkAdjustment *adjustment;
212 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
213 adjustment = gtk_scale_button_get_adjustment (GTK_SCALE_BUTTON (widget));
214 if (adjustment == NULL)
217 memset (value, 0, sizeof (GValue));
218 g_value_init (value, G_TYPE_DOUBLE);
219 g_value_set_double (value, gtk_adjustment_get_upper (adjustment));
223 gtk_scale_button_accessible_get_minimum_value (AtkValue *obj,
227 GtkAdjustment *adjustment;
229 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
230 adjustment = gtk_scale_button_get_adjustment (GTK_SCALE_BUTTON (widget));
231 if (adjustment == NULL)
234 memset (value, 0, sizeof (GValue));
235 g_value_init (value, G_TYPE_DOUBLE);
236 g_value_set_double (value, gtk_adjustment_get_lower (adjustment));
240 gtk_scale_button_accessible_get_minimum_increment (AtkValue *obj,
244 GtkAdjustment *adjustment;
246 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
247 adjustment = gtk_scale_button_get_adjustment (GTK_SCALE_BUTTON (widget));
248 if (adjustment == NULL)
251 memset (value, 0, sizeof (GValue));
252 g_value_init (value, G_TYPE_DOUBLE);
253 g_value_set_double (value, gtk_adjustment_get_minimum_increment (adjustment));
257 gtk_scale_button_accessible_set_current_value (AtkValue *obj,
261 GtkAdjustment *adjustment;
263 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
264 adjustment = gtk_scale_button_get_adjustment (GTK_SCALE_BUTTON (widget));
265 if (adjustment == NULL)
268 gtk_adjustment_set_value (adjustment, g_value_get_double (value));
274 atk_value_interface_init (AtkValueIface *iface)
276 iface->get_current_value = gtk_scale_button_accessible_get_current_value;
277 iface->get_maximum_value = gtk_scale_button_accessible_get_maximum_value;
278 iface->get_minimum_value = gtk_scale_button_accessible_get_minimum_value;
279 iface->get_minimum_increment = gtk_scale_button_accessible_get_minimum_increment;
280 iface->set_current_value = gtk_scale_button_accessible_set_current_value;