static void
gtk_widget_accessible_initialize (AtkObject *obj,
gpointer data)
{
GtkWidget *widget;
widget = GTK_WIDGET (data);
g_signal_connect_after (widget, "focus-in-event", G_CALLBACK (focus_cb), NULL);
g_signal_connect_after (widget, "focus-out-event", G_CALLBACK (focus_cb), NULL);
g_signal_connect (widget, "notify", G_CALLBACK (notify_cb), NULL);
g_signal_connect (widget, "size-allocate", G_CALLBACK (size_allocate_cb), NULL);
g_signal_connect (widget, "map", G_CALLBACK (map_cb), NULL);
g_signal_connect (widget, "unmap", G_CALLBACK (map_cb), NULL);
GTK_WIDGET_ACCESSIBLE (obj)->priv->layer = ATK_LAYER_WIDGET;
obj->role = ATK_ROLE_UNKNOWN;
gtk_widget_accessible_update_tooltip (GTK_WIDGET_ACCESSIBLE (obj), widget);
}
/* Translate GtkWidget property change notification to the notify_gtk vfunc */
static void
notify_cb (GObject *obj,
GParamSpec *pspec)
{
GtkWidgetAccessible *widget;
GtkWidgetAccessibleClass *klass;
widget = GTK_WIDGET_ACCESSIBLE (gtk_widget_get_accessible (GTK_WIDGET (obj)));
klass = GTK_WIDGET_ACCESSIBLE_GET_CLASS (widget);
if (klass->notify_gtk)
klass->notify_gtk (obj, pspec);
}
/* This function is the default implementation for the notify_gtk
* vfunc which gets called when a property changes value on the
* GtkWidget associated with a GtkWidgetAccessible. It constructs
* an AtkPropertyValues structure and emits a "property_changed"
* signal which causes the user specified AtkPropertyChangeHandler
* to be called.
*/
static void
gtk_widget_accessible_notify_gtk (GObject *obj,
GParamSpec *pspec)
{
GtkWidget* widget = GTK_WIDGET (obj);
AtkObject* atk_obj = gtk_widget_get_accessible (widget);
AtkState state;
gboolean value;
if (g_strcmp0 (pspec->name, "has-focus") == 0)
/*
* We use focus-in-event and focus-out-event signals to catch
* focus changes so we ignore this.
*/
return;
else if (g_strcmp0 (pspec->name, "tooltip-text") == 0)
{
gtk_widget_accessible_update_tooltip (GTK_WIDGET_ACCESSIBLE (atk_obj),
widget);
return;
}
else if (g_strcmp0 (pspec->name, "visible") == 0)
{
state = ATK_STATE_VISIBLE;
value = gtk_widget_get_visible (widget);
}
else if (g_strcmp0 (pspec->name, "sensitive") == 0)
{
state = ATK_STATE_SENSITIVE;
value = gtk_widget_get_sensitive (widget);
}
else if (g_strcmp0 (pspec->name, "orientation") == 0 &&
GTK_IS_ORIENTABLE (widget))
{
GtkOrientable *orientable;
orientable = GTK_ORIENTABLE (widget);
state = ATK_STATE_HORIZONTAL;
value = (gtk_orientable_get_orientation (orientable) == GTK_ORIENTATION_HORIZONTAL);
}
else
return;
atk_object_notify_state_change (atk_obj, state, value);
if (state == ATK_STATE_SENSITIVE)
atk_object_notify_state_change (atk_obj, ATK_STATE_ENABLED, value);
if (state == ATK_STATE_HORIZONTAL)
atk_object_notify_state_change (atk_obj, ATK_STATE_VERTICAL, !value);
}
static void
gtk_menu_item_accessible_initialize (AtkObject *obj,
gpointer data)
{
GtkWidget *widget;
GtkWidget *parent;
GtkWidget *menu;
ATK_OBJECT_CLASS (_gtk_menu_item_accessible_parent_class)->initialize (obj, data);
g_signal_connect (data, "select", G_CALLBACK (menu_item_select), NULL);
g_signal_connect (data, "deselect", G_CALLBACK (menu_item_deselect), NULL);
widget = GTK_WIDGET (data);
parent = gtk_widget_get_parent (widget);
if (GTK_IS_MENU (parent))
{
GtkWidget *parent_widget;
parent_widget = gtk_menu_get_attach_widget (GTK_MENU (parent));
if (!GTK_IS_MENU_ITEM (parent_widget))
parent_widget = gtk_widget_get_parent (widget);
if (parent_widget)
atk_object_set_parent (obj, gtk_widget_get_accessible (parent_widget));
}
GTK_WIDGET_ACCESSIBLE (obj)->layer = ATK_LAYER_POPUP;
obj->role = ATK_ROLE_MENU_ITEM;
menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (data));
if (menu)
{
g_signal_connect (menu, "add", G_CALLBACK (menu_item_add_gtk), NULL);
g_signal_connect (menu, "remove", G_CALLBACK (menu_item_remove_gtk), NULL);
}
}
