diff options
Diffstat (limited to 'gtk/a11y/gtkscrolledwindowaccessible.c')
| -rw-r--r-- | gtk/a11y/gtkscrolledwindowaccessible.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/gtk/a11y/gtkscrolledwindowaccessible.c b/gtk/a11y/gtkscrolledwindowaccessible.c deleted file mode 100644 index 9856f858b2..0000000000 --- a/gtk/a11y/gtkscrolledwindowaccessible.c +++ /dev/null @@ -1,173 +0,0 @@ -/* GTK+ - accessibility implementations - * Copyright 2001, 2002, 2003 Sun Microsystems Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "config.h" - -#include <gtk/gtk.h> -#include "gtkscrolledwindowaccessible.h" - - -G_DEFINE_TYPE (GtkScrolledWindowAccessible, gtk_scrolled_window_accessible, GTK_TYPE_WIDGET_ACCESSIBLE) - -static void -visibility_changed (GObject *object, - GParamSpec *pspec, - gpointer user_data) -{ - if (!g_strcmp0 (pspec->name, "visible")) - { - int index; - int n_children; - gboolean child_added = FALSE; - AtkObject *child; - GtkWidget *widget; - GtkScrolledWindow *scrolled_window; - GtkWidget *hscrollbar, *vscrollbar; - GtkAccessible *accessible = GTK_ACCESSIBLE (user_data); - - widget = gtk_accessible_get_widget (user_data); - if (widget == NULL) - return; - - scrolled_window = GTK_SCROLLED_WINDOW (widget); - index = n_children = 1; - - hscrollbar = gtk_scrolled_window_get_hscrollbar (scrolled_window); - vscrollbar = gtk_scrolled_window_get_vscrollbar (scrolled_window); - - if ((gpointer) object == (gpointer) (hscrollbar)) - { - if (gtk_scrolled_window_get_hscrollbar (scrolled_window)) - child_added = TRUE; - - child = gtk_widget_get_accessible (hscrollbar); - } - else if ((gpointer) object == (gpointer) (vscrollbar)) - { - if (gtk_scrolled_window_get_vscrollbar (scrolled_window)) - child_added = TRUE; - - child = gtk_widget_get_accessible (vscrollbar); - if (gtk_scrolled_window_get_hscrollbar (scrolled_window)) - index = n_children + 1; - } - else - { - g_assert_not_reached (); - return; - } - - if (child_added) - g_signal_emit_by_name (accessible, "children-changed::add", index, child, NULL); - else - g_signal_emit_by_name (accessible, "children-changed::remove", index, child, NULL); - - } -} - -static void -gtk_scrolled_window_accessible_initialize (AtkObject *obj, - gpointer data) -{ - GtkScrolledWindow *window; - - ATK_OBJECT_CLASS (gtk_scrolled_window_accessible_parent_class)->initialize (obj, data); - - window = GTK_SCROLLED_WINDOW (data); - - g_signal_connect_object (gtk_scrolled_window_get_hscrollbar (window), "notify::visible", - G_CALLBACK (visibility_changed), - obj, 0); - g_signal_connect_object (gtk_scrolled_window_get_vscrollbar (window), "notify::visible", - G_CALLBACK (visibility_changed), - obj, 0); - - obj->role = ATK_ROLE_SCROLL_PANE; -} - -static int -gtk_scrolled_window_accessible_get_n_children (AtkObject *object) -{ - GtkWidget *widget; - GtkScrolledWindow *scrolled_window; - int n_children; - - widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (object)); - if (widget == NULL) - return 0; - - scrolled_window = GTK_SCROLLED_WINDOW (widget); - - n_children = 0; - if (gtk_scrolled_window_get_child (scrolled_window)) - n_children++; - if (gtk_scrolled_window_get_hscrollbar (scrolled_window)) - n_children++; - if (gtk_scrolled_window_get_vscrollbar (scrolled_window)) - n_children++; - - return n_children; -} - -static AtkObject * -gtk_scrolled_window_accessible_ref_child (AtkObject *obj, - int child) -{ - GtkWidget *widget; - GtkScrolledWindow *scrolled_window; - GtkWidget *hscrollbar, *vscrollbar; - GtkWidget *c; - GtkWidget *chosen = NULL; - - g_return_val_if_fail (child >= 0, NULL); - - widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj)); - if (widget == NULL) - return NULL; - - scrolled_window = GTK_SCROLLED_WINDOW (widget); - c = gtk_scrolled_window_get_child (scrolled_window); - hscrollbar = gtk_scrolled_window_get_hscrollbar (scrolled_window); - vscrollbar = gtk_scrolled_window_get_vscrollbar (scrolled_window); - - if (child == 2) - chosen = vscrollbar; - else if (child == 1) - chosen = c ? hscrollbar : vscrollbar; - else if (child == 0) - chosen = c ? c : (hscrollbar ? hscrollbar : vscrollbar); - - if (chosen) - return g_object_ref (gtk_widget_get_accessible (chosen)); - - return NULL; -} - -static void -gtk_scrolled_window_accessible_class_init (GtkScrolledWindowAccessibleClass *klass) -{ - AtkObjectClass *class = ATK_OBJECT_CLASS (klass); - - class->get_n_children = gtk_scrolled_window_accessible_get_n_children; - class->ref_child = gtk_scrolled_window_accessible_ref_child; - class->initialize = gtk_scrolled_window_accessible_initialize; -} - -static void -gtk_scrolled_window_accessible_init (GtkScrolledWindowAccessible *window) -{ -} |