Convert GailMenuShell to GtkMenuShellAccessible

1 files changed, 204 insertions, 0 deletions

diff --git a/gtk/a11y/gtkmenushellaccessible.c b/gtk/a11y/gtkmenushellaccessible.c
new file mode 100644
index 0000000000..1381523924
--- /dev/null
+++ b/gtk/a11y/gtkmenushellaccessible.c
@@ -0,0 +1,204 @@
+/* GAIL - The GNOME Accessibility Implementation Library
+ * Copyright 2001 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 <gtk/gtk.h>
+#include "gtkmenushellaccessible.h"
+
+
+static void atk_selection_interface_init (AtkSelectionIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (GtkMenuShellAccessible, gtk_menu_shell_accessible, GAIL_TYPE_CONTAINER,
+                         G_IMPLEMENT_INTERFACE (ATK_TYPE_SELECTION, atk_selection_interface_init))
+
+static void
+gtk_menu_shell_accessible_initialize (AtkObject *accessible,
+                                      gpointer   data)
+{
+  ATK_OBJECT_CLASS (gtk_menu_shell_accessible_parent_class)->initialize (accessible, data);
+
+  if (GTK_IS_MENU_BAR (data))
+    accessible->role = ATK_ROLE_MENU_BAR;
+  else
+    accessible->role = ATK_ROLE_UNKNOWN;
+}
+
+static void
+gtk_menu_shell_accessible_class_init (GtkMenuShellAccessibleClass *klass)
+{
+  AtkObjectClass *atk_object_class = ATK_OBJECT_CLASS (klass);
+
+  atk_object_class->initialize = gtk_menu_shell_accessible_initialize;
+}
+
+static void
+gtk_menu_shell_accessible_init (GtkMenuShellAccessible *menu_shell)
+{
+}
+
+static gboolean
+gtk_menu_shell_accessible_add_selection (AtkSelection *selection,
+                                         gint          i)
+{
+  GList *kids;
+  GtkWidget *item;
+  guint length;
+  GtkWidget *widget;
+
+  widget =  gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
+  if (widget == NULL)
+    return FALSE;
+
+  kids = gtk_container_get_children (GTK_CONTAINER (widget));
+  length = g_list_length (kids);
+  if (i < 0 || i > length)
+    {
+      g_list_free (kids);
+      return FALSE;
+    }
+
+  item = g_list_nth_data (kids, i);
+  g_list_free (kids);
+  g_return_val_if_fail (GTK_IS_MENU_ITEM (item), FALSE);
+  gtk_menu_shell_select_item (GTK_MENU_SHELL (widget), item);
+  return TRUE;
+}
+
+static gboolean
+gtk_menu_shell_accessible_clear_selection (AtkSelection *selection)
+{
+  GtkMenuShell *shell;
+  GtkWidget *widget;
+
+  widget =  gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
+  if (widget == NULL)
+    return FALSE;
+
+  shell = GTK_MENU_SHELL (widget);
+
+  gtk_menu_shell_deselect (shell);
+  return TRUE;
+}
+
+static AtkObject *
+gtk_menu_shell_accessible_ref_selection (AtkSelection *selection,
+                                         gint          i)
+{
+  GtkMenuShell *shell;
+  AtkObject *obj;
+  GtkWidget *widget;
+  GtkWidget *item;
+
+  widget =  gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
+  if (widget == NULL)
+    return NULL;
+
+  if (i != 0)
+    return NULL;
+
+  shell = GTK_MENU_SHELL (widget);
+
+  item = gtk_menu_shell_get_selected_item (shell);
+  if (item != NULL)
+    {
+      obj = gtk_widget_get_accessible (item);
+      g_object_ref (obj);
+      return obj;
+    }
+  return NULL;
+}
+
+static gint
+gtk_menu_shell_accessible_get_selection_count (AtkSelection *selection)
+{
+  GtkMenuShell *shell;
+  GtkWidget *widget;
+
+  widget =  gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
+  if (widget == NULL)
+    return 0;
+
+  shell = GTK_MENU_SHELL (widget);
+
+  if (gtk_menu_shell_get_selected_item (shell) != NULL)
+    return 1;
+
+  return 0;
+}
+
+static gboolean
+gtk_menu_shell_accessible_is_child_selected (AtkSelection *selection,
+                                             gint          i)
+{
+  GtkMenuShell *shell;
+  GList *kids;
+  gint j;
+  GtkWidget *widget;
+  GtkWidget *item;
+
+  widget =  gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
+  if (widget == NULL)
+    return FALSE;
+
+  shell = GTK_MENU_SHELL (widget);
+  item = gtk_menu_shell_get_selected_item (shell);
+  if (item == NULL)
+    return FALSE;
+
+  kids = gtk_container_get_children (GTK_CONTAINER (shell));
+  j = g_list_index (kids, item);
+  g_list_free (kids);
+
+  return j==i;
+}
+
+static gboolean
+gtk_menu_shell_accessible_remove_selection (AtkSelection *selection,
+                                            gint          i)
+{
+  GtkMenuShell *shell;
+  GtkWidget *widget;
+  GtkWidget *item;
+
+  widget =  gtk_accessible_get_widget (GTK_ACCESSIBLE (selection));
+  if (widget == NULL)
+    return FALSE;
+
+  if (i != 0)
+    return FALSE;
+
+  shell = GTK_MENU_SHELL (widget);
+
+  item = gtk_menu_shell_get_selected_item (shell);
+  if (item && gtk_menu_item_get_submenu (GTK_MENU_ITEM (item)))
+    gtk_menu_shell_deselect (shell);
+  return TRUE;
+}
+
+static void
+atk_selection_interface_init (AtkSelectionIface *iface)
+{
+  iface->add_selection = gtk_menu_shell_accessible_add_selection;
+  iface->clear_selection = gtk_menu_shell_accessible_clear_selection;
+  iface->ref_selection = gtk_menu_shell_accessible_ref_selection;
+  iface->get_selection_count = gtk_menu_shell_accessible_get_selection_count;
+  iface->is_child_selected = gtk_menu_shell_accessible_is_child_selected;
+  iface->remove_selection = gtk_menu_shell_accessible_remove_selection;
+}