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a11y: Added a accessible object for StEntry

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Exposes internal ClutterText as a child

https://bugzilla.gnome.org/show_bug.cgi?id=670308
This commit is contained in:
Alejandro Piñeiro 2012-02-07 18:29:58 +01:00
parent fa9f923697
commit e23e04953c
1 changed files with 99 additions and 0 deletions
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99
src/st/st-entry.c
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@ -65,6 +65,8 @@
#include "st-clipboard.h"
#include "st-private.h"
#include "st-widget-accessible.h"
#define HAS_FOCUS(actor) (clutter_actor_get_stage (actor) && clutter_stage_get_key_focus ((ClutterStage *) clutter_actor_get_stage (actor)) == actor)
@ -109,6 +111,8 @@ static guint entry_signals[LAST_SIGNAL] = { 0, };
G_DEFINE_TYPE (StEntry, st_entry, ST_TYPE_WIDGET);
static GType st_entry_accessible_get_type (void) G_GNUC_CONST;
static void
st_entry_set_property (GObject *gobject,
guint prop_id,
@ -629,6 +633,7 @@ st_entry_class_init (StEntryClass *klass)
widget_class->style_changed = st_entry_style_changed;
widget_class->navigate_focus = st_entry_navigate_focus;
widget_class->get_accessible_type = st_entry_accessible_get_type;
pspec = g_param_spec_object ("clutter-text",
"Clutter Text",
@ -997,3 +1002,97 @@ st_entry_set_secondary_icon_from_file (StEntry *entry,
}
/******************************************************************************/
/*************************** ACCESSIBILITY SUPPORT ****************************/
/******************************************************************************/
#define ST_TYPE_ENTRY_ACCESSIBLE (st_entry_accessible_get_type ())
#define ST_ENTRY_ACCESSIBLE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), ST_TYPE_ENTRY_ACCESSIBLE, StEntryAccessible))
#define ST_IS_ENTRY_ACCESSIBLE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), ST_TYPE_ENTRY_ACCESSIBLE))
#define ST_ENTRY_ACCESSIBLE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), ST_TYPE_ENTRY_ACCESSIBLE, StEntryAccessibleClass))
#define ST_IS_ENTRY_ACCESSIBLE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), ST_TYPE_ENTRY_ACCESSIBLE))
#define ST_ENTRY_ACCESSIBLE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), ST_TYPE_ENTRY_ACCESSIBLE, StEntryAccessibleClass))
typedef struct _StEntryAccessible StEntryAccessible;
typedef struct _StEntryAccessibleClass StEntryAccessibleClass;
struct _StEntryAccessible
{
StWidgetAccessible parent;
};
struct _StEntryAccessibleClass
{
StWidgetAccessibleClass parent_class;
};
G_DEFINE_TYPE (StEntryAccessible, st_entry_accessible, ST_TYPE_WIDGET_ACCESSIBLE)
static void
st_entry_accessible_init (StEntryAccessible *self)
{
/* initialization done on AtkObject->initialize */
}
static void
st_entry_accessible_initialize (AtkObject *obj,
gpointer data)
{
ATK_OBJECT_CLASS (st_entry_accessible_parent_class)->initialize (obj, data);
/* StEntry is behaving as a StImText container */
atk_object_set_role (obj, ATK_ROLE_PANEL);
}
static gint
st_entry_accessible_get_n_children (AtkObject *obj)
{
StEntry *entry = NULL;
g_return_val_if_fail (ST_IS_ENTRY_ACCESSIBLE (obj), 0);
entry = ST_ENTRY (atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE (obj)));
if (entry == NULL)
return 0;
if (entry->priv->entry == NULL)
return 0;
else
return 1;
}
static AtkObject*
st_entry_accessible_ref_child (AtkObject *obj,
gint i)
{
StEntry *entry = NULL;
AtkObject *result = NULL;
g_return_val_if_fail (ST_IS_ENTRY_ACCESSIBLE (obj), NULL);
g_return_val_if_fail (i == 0, NULL);
entry = ST_ENTRY (atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE (obj)));
if (entry == NULL)
return NULL;
if (entry->priv->entry == NULL)
return NULL;
result = clutter_actor_get_accessible (entry->priv->entry);
g_object_ref (result);
return result;
}
static void
st_entry_accessible_class_init (StEntryAccessibleClass *klass)
{
AtkObjectClass *atk_class = ATK_OBJECT_CLASS (klass);
atk_class->initialize = st_entry_accessible_initialize;
atk_class->get_n_children = st_entry_accessible_get_n_children;
atk_class->ref_child= st_entry_accessible_ref_child;
}