diff options
Diffstat (limited to 'gtk/a11y/gailscrolledwindow.c')
| -rw-r--r-- | gtk/a11y/gailscrolledwindow.c | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/gtk/a11y/gailscrolledwindow.c b/gtk/a11y/gailscrolledwindow.c deleted file mode 100644 index e176de55cb..0000000000 --- a/gtk/a11y/gailscrolledwindow.c +++ /dev/null @@ -1,214 +0,0 @@ -/* GAIL - The GNOME Accessibility Enabling Library - * 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, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include "config.h" - -#include <string.h> -#include <gtk/gtk.h> -#include "gailscrolledwindow.h" - - -static void gail_scrolled_window_class_init (GailScrolledWindowClass *klass); -static void gail_scrolled_window_init (GailScrolledWindow *window); -static void gail_scrolled_window_real_initialize - (AtkObject *obj, - gpointer data); - -static gint gail_scrolled_window_get_n_children (AtkObject *object); -static AtkObject* gail_scrolled_window_ref_child (AtkObject *obj, - gint child); -static void gail_scrolled_window_scrollbar_visibility_changed - (GObject *object, - GParamSpec *pspec, - gpointer user_data); - -G_DEFINE_TYPE (GailScrolledWindow, gail_scrolled_window, GAIL_TYPE_CONTAINER) - -static void -gail_scrolled_window_class_init (GailScrolledWindowClass *klass) -{ - AtkObjectClass *class = ATK_OBJECT_CLASS (klass); - - class->get_n_children = gail_scrolled_window_get_n_children; - class->ref_child = gail_scrolled_window_ref_child; - class->initialize = gail_scrolled_window_real_initialize; -} - -static void -gail_scrolled_window_init (GailScrolledWindow *window) -{ -} - -static void -gail_scrolled_window_real_initialize (AtkObject *obj, - gpointer data) -{ - GtkScrolledWindow *window; - - ATK_OBJECT_CLASS (gail_scrolled_window_parent_class)->initialize (obj, data); - - window = GTK_SCROLLED_WINDOW (data); - - g_signal_connect_data (gtk_scrolled_window_get_hscrollbar (window), "notify::visible", - G_CALLBACK (gail_scrolled_window_scrollbar_visibility_changed), - obj, NULL, FALSE); - g_signal_connect_data (gtk_scrolled_window_get_vscrollbar (window), "notify::visible", - G_CALLBACK (gail_scrolled_window_scrollbar_visibility_changed), - obj, NULL, FALSE); - - obj->role = ATK_ROLE_SCROLL_PANE; -} - -static gint -gail_scrolled_window_get_n_children (AtkObject *object) -{ - GtkWidget *widget; - GtkScrolledWindow *gtk_window; - GList *children; - gint n_children; - - widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (object)); - if (widget == NULL) - /* Object is defunct */ - return 0; - - gtk_window = GTK_SCROLLED_WINDOW (widget); - - /* Get the number of children returned by the backing GtkScrolledWindow */ - - children = gtk_container_get_children (GTK_CONTAINER(gtk_window)); - n_children = g_list_length (children); - g_list_free (children); - - /* Add one to the count for each visible scrollbar */ - - if (gtk_scrolled_window_get_hscrollbar (gtk_window)) - n_children++; - if (gtk_scrolled_window_get_vscrollbar (gtk_window)) - n_children++; - return n_children; -} - -static AtkObject * -gail_scrolled_window_ref_child (AtkObject *obj, - gint child) -{ - GtkWidget *widget; - GtkScrolledWindow *gtk_window; - GtkWidget *hscrollbar, *vscrollbar; - GList *children, *tmp_list; - gint n_children; - AtkObject *accessible = NULL; - - g_return_val_if_fail (child >= 0, NULL); - - widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj)); - if (widget == NULL) - /* Object is defunct */ - return NULL; - - gtk_window = GTK_SCROLLED_WINDOW (widget); - hscrollbar = gtk_scrolled_window_get_hscrollbar (gtk_window); - vscrollbar = gtk_scrolled_window_get_vscrollbar (gtk_window); - - children = gtk_container_get_children (GTK_CONTAINER (gtk_window)); - n_children = g_list_length (children); - - if (child == n_children) - { - if (gtk_scrolled_window_get_hscrollbar (gtk_window)) - accessible = gtk_widget_get_accessible (hscrollbar); - else if (gtk_scrolled_window_get_vscrollbar (gtk_window)) - accessible = gtk_widget_get_accessible (vscrollbar); - } - else if (child == n_children+1 && - gtk_scrolled_window_get_hscrollbar (gtk_window) && - gtk_scrolled_window_get_vscrollbar (gtk_window)) - accessible = gtk_widget_get_accessible (vscrollbar); - else if (child < n_children) - { - tmp_list = g_list_nth (children, child); - if (tmp_list) - accessible = gtk_widget_get_accessible ( - GTK_WIDGET (tmp_list->data)); - } - - g_list_free (children); - if (accessible) - g_object_ref (accessible); - return accessible; -} - -static void -gail_scrolled_window_scrollbar_visibility_changed (GObject *object, - GParamSpec *pspec, - gpointer user_data) -{ - if (!strcmp (pspec->name, "visible")) - { - gint index; - gint n_children; - gboolean child_added = FALSE; - GList *children; - AtkObject *child; - GtkScrolledWindow *gtk_window; - GtkWidget *hscrollbar, *vscrollbar; - GailScrolledWindow *gail_window = GAIL_SCROLLED_WINDOW (user_data); - gchar *signal_name; - - gtk_window = GTK_SCROLLED_WINDOW (gtk_accessible_get_widget (GTK_ACCESSIBLE (user_data))); - if (gtk_window == NULL) - return; - children = gtk_container_get_children (GTK_CONTAINER (gtk_window)); - index = n_children = g_list_length (children); - g_list_free (children); - - hscrollbar = gtk_scrolled_window_get_hscrollbar (gtk_window); - vscrollbar = gtk_scrolled_window_get_vscrollbar (gtk_window); - - if ((gpointer) object == (gpointer) (hscrollbar)) - { - if (gtk_scrolled_window_get_hscrollbar (gtk_window)) - child_added = TRUE; - - child = gtk_widget_get_accessible (hscrollbar); - } - else if ((gpointer) object == (gpointer) (vscrollbar)) - { - if (gtk_scrolled_window_get_vscrollbar (gtk_window)) - child_added = TRUE; - - child = gtk_widget_get_accessible (vscrollbar); - if (gtk_scrolled_window_get_hscrollbar (gtk_window)) - index = n_children+1; - } - else - { - g_assert_not_reached (); - return; - } - - if (child_added) - signal_name = "children_changed::add"; - else - signal_name = "children_changed::delete"; - - g_signal_emit_by_name (gail_window, signal_name, index, child, NULL); - } -} |