(ACCESS_SMART_NAME, _elm_access, Elm_Widget_Smart_Class,
Elm_Widget_Smart_Class, elm_widget_smart_class_get, NULL);
+struct _Func_Data
+{
+ void *user_data; /* Holds user data to CB */
+ Elm_Access_Action_Cb cb;
+};
+
+typedef struct _Func_Data Func_Data;
+
+struct _Action_Info
+{
+ Evas_Object *obj;
+ Func_Data fn[ELM_ACCESS_ACTION_LAST + 1]; /* Callback for specific action */
+};
+
+typedef struct _Action_Info Action_Info;
+
static Eina_Bool mouse_event_enable = EINA_TRUE;
static Eina_Bool read_mode = EINA_FALSE;
static Eina_Bool
_elm_access_smart_activate(Evas_Object *obj, Elm_Activate act)
{
+ int type = ELM_ACCESS_ACTION_FIRST;
+
+ Action_Info *a;
+ a = evas_object_data_get(obj, "_elm_access_action_info");
+
+ switch (act)
+ {
+ case ELM_ACTIVATE_DEFAULT:
+ type = ELM_ACCESS_ACTION_ACTIVATE;
+ break;
+
+ case ELM_ACTIVATE_UP:
+ type = ELM_ACCESS_ACTION_VALUE_CHANGE;
+ break;
+
+ case ELM_ACTIVATE_DOWN:
+ type = ELM_ACCESS_ACTION_VALUE_CHANGE;
+ break;
+
+ case ELM_ACTIVATE_RIGHT:
+ break;
+
+ case ELM_ACTIVATE_LEFT:
+ break;
+
+ default:
+ break;
+ }
+
+ if ((a) && (type > ELM_ACCESS_ACTION_FIRST) &&
+ (type < ELM_ACCESS_ACTION_LAST) &&
+ (a->fn[type].cb))
+ {
+ a->fn[type].cb(a->fn[type].user_data, obj, NULL);
+ return EINA_TRUE;
+ }
+
+ /* TODO: deprecate below? and change above with _access_action_callback_call(); */
if (act != ELM_ACTIVATE_DEFAULT) return EINA_FALSE;
Elm_Access_Info *ac = evas_object_data_get(obj, "_elm_access");
item->access_order = eina_list_remove_list(item->access_order, l);
}
}
+
+static Eina_Bool
+_access_action_callback_call(Evas_Object *obj,
+ Elm_Access_Action_Type type,
+ void *data)
+{
+ Action_Info *a;
+ Eina_Bool ret;
+
+ ret = EINA_FALSE;
+ a = evas_object_data_get(obj, "_elm_access_action_info");
+
+ if (a && (a->fn[type].cb))
+ ret = a->fn[type].cb(a->fn[type].user_data, obj, data);
+
+ return ret;
+}
+
+static Eina_Bool
+_access_highlight_next_get(Evas_Object *obj, Elm_Focus_Direction dir)
+{
+ int type;
+ Evas_Object *ho, *parent, *target;
+ Eina_Bool ret;
+
+ target = NULL;
+ ret = EINA_FALSE;
+
+ if (!elm_widget_is(obj)) return ret;
+
+ ho = _access_highlight_object_get(obj);
+ if (!ho) return ret;
+
+ parent = ho;
+
+ /* find highlight root */
+ do
+ {
+ ELM_WIDGET_DATA_GET(parent, sd);
+ if (sd->highlight_root)
+ {
+ /* change highlight root */
+ obj = parent;
+ break;
+ }
+ parent = elm_widget_parent_get(parent);
+ }
+ while (parent);
+
+ _elm_access_read_mode_set(EINA_TRUE);
+
+ ret = elm_widget_focus_next_get(obj, dir, &target);
+ if (ret && target)
+ {
+ if (dir == ELM_FOCUS_NEXT)
+ type = ELM_ACCESS_ACTION_HIGHLIGHT_NEXT;
+ else
+ type = ELM_ACCESS_ACTION_HIGHLIGHT_PREV;
+
+ if (!_access_action_callback_call(ho, type, NULL))
+ {
+ _elm_access_highlight_set(target);
+ ret = EINA_FALSE;
+ }
+ }
+
+ _elm_access_read_mode_set(EINA_FALSE);
+
+ return ret;
+}
//-------------------------------------------------------------------------//
EAPI void
_elm_access_highlight_set(Evas_Object* obj)
EAPI void
_elm_access_highlight_cycle(Evas_Object *obj, Elm_Focus_Direction dir)
{
- Evas_Object *ho;
+ int type;
+ Evas_Object *ho, *parent;
+
ho = _access_highlight_object_get(obj);
if (!ho) return;
+ parent = ho;
+
/* find highlight root */
do
{
- ELM_WIDGET_DATA_GET(ho, sd);
+ ELM_WIDGET_DATA_GET(parent, sd);
if (sd->highlight_root)
{
/* change highlight root */
- obj = ho;
+ obj = parent;
break;
}
- ho = elm_widget_parent_get(ho);
+ parent = elm_widget_parent_get(parent);
}
- while (ho);
+ while (parent);
_elm_access_read_mode_set(EINA_TRUE);
- elm_widget_focus_cycle(obj, dir);
+
+ if (dir == ELM_FOCUS_NEXT)
+ type = ELM_ACCESS_ACTION_HIGHLIGHT_NEXT;
+ else
+ type = ELM_ACCESS_ACTION_HIGHLIGHT_PREV;
+
+ if (!_access_action_callback_call(ho, type, NULL))
+ elm_widget_focus_cycle(obj, dir);
+
_elm_access_read_mode_set(EINA_FALSE);
}
evas_object_geometry_get(obj, &x, &y, &w, &h);
evas_object_move(o, x, y);
evas_object_resize(o, w, h);
- evas_object_show(o);
+
+ /* use callback, should an access object do below every time when
+ * a window gets a client message ECORE_X_ATOM_E_ILLMUE_ACTION_READ? */
+ if (!_access_action_callback_call(obj, ELM_ACCESS_ACTION_HIGHLIGHT, NULL))
+ evas_object_show(o);
+ else
+ evas_object_hide(o);
}
EAPI void
_elm_access_clear(ac);
free(ac);
}
+
+ Action_Info *a;
+ a = evas_object_data_get(obj, "_elm_access_action_info");
+ if (a) free(a);
}
EAPI void
_elm_access_highlight_set(obj);
}
+EAPI Eina_Bool
+elm_access_action(Evas_Object *obj, const Elm_Access_Action_Type type, void *action_info)
+{
+ Evas *evas;
+ Elm_Access_Action_Info *a;
+
+ a = (Elm_Access_Action_Info *) action_info;
+
+ switch (type)
+ {
+ case ELM_ACCESS_ACTION_HIGHLIGHT:
+ evas = evas_object_evas_get(obj);
+ if (!evas) return EINA_FALSE;
+
+ _elm_access_mouse_event_enabled_set(EINA_TRUE);
+
+ evas_event_feed_mouse_in(evas, 0, NULL);
+ evas_event_feed_mouse_move(evas, a->x1, a->y1, 0, NULL);
+
+ _elm_access_mouse_event_enabled_set(EINA_FALSE);
+ break;
+
+ case ELM_ACCESS_ACTION_HIGHLIGHT_NEXT:
+ if (a->highlight_cycle)
+ _elm_access_highlight_cycle(obj, ELM_FOCUS_NEXT);
+ else
+ return _access_highlight_next_get(obj, ELM_FOCUS_NEXT);
+ break;
+
+ case ELM_ACCESS_ACTION_HIGHLIGHT_PREV:
+ if (a->highlight_cycle)
+ _elm_access_highlight_cycle(obj, ELM_FOCUS_PREVIOUS);
+ else
+ return _access_highlight_next_get(obj, ELM_FOCUS_PREVIOUS);
+ break;
+
+ case ELM_ACCESS_ACTION_ACTIVATE:
+ _elm_access_highlight_object_activate(obj, ELM_ACTIVATE_DEFAULT);
+ break;
+
+ case ELM_ACCESS_ACTION_VALUE_CHANGE:
+ _elm_access_highlight_object_activate(obj, ELM_ACTIVATE_UP);
+ break;
+
+ case ELM_ACCESS_ACTION_SCROLL:
+ break;
+
+ case ELM_ACCESS_ACTION_BACK:
+ break;
+
+ default:
+ break;
+ }
+
+ return EINA_TRUE;
+}
+
+EAPI void
+elm_access_action_cb_set(Evas_Object *obj, const Elm_Access_Action_Type type, const Elm_Access_Action_Cb cb, const void *data)
+{
+ Action_Info *a;
+ a = evas_object_data_get(obj, "_elm_access_action_info");
+
+ if (!a)
+ {
+ a = calloc(1, sizeof(Action_Info));
+ evas_object_data_set(obj, "_elm_access_action_info", a);
+ }
+
+ a->obj = obj;
+ a->fn[type].cb = cb;
+ a->fn[type].user_data = (void *)data;
+}
+
EAPI void
elm_access_external_info_set(Evas_Object *obj, const char *text)
{
typedef char *(*Elm_Access_Info_Cb)(void *data, Evas_Object *obj);
typedef void (*Elm_Access_Activate_Cb)(void *data, Evas_Object *part_obj, Elm_Object_Item *item);
+struct _Elm_Access_Action_Info
+{
+ Evas_Coord x1;
+ Evas_Coord y1;
+ Evas_Coord x2;
+ Evas_Coord y2;
+
+ unsigned int tx;
+ unsigned int ty;
+
+
+ Eina_Bool highlight_cycle : 1;
+};
+
+typedef struct _Elm_Access_Action_Info Elm_Access_Action_Info;
+
+/**
+ * @typedef Elm_Access_Action_Cb
+ * User callback to make access object do specific action
+ * @param data user data
+ * @param action_info information to classify the action
+ * Returns EINA_TRUE on success, EINA FALSE otherwise
+ *
+ */
+typedef Eina_Bool (*Elm_Access_Action_Cb)(void *data, Evas_Object *obj, void *action_info);
+
+/**
+ * @enum _Elm_Access_Action_Type
+ * Enum of supported access action types.
+ */
+enum _Elm_Access_Action_Type
+{
+ ELM_ACCESS_ACTION_FIRST = -1,
+
+ ELM_ACCESS_ACTION_HIGHLIGHT, /* highlight a object */
+ ELM_ACCESS_ACTION_HIGHLIGHT_NEXT, /* set highlight to next object */
+ ELM_ACCESS_ACTION_HIGHLIGHT_PREV, /* set highlight to previous object */
+ ELM_ACCESS_ACTION_ACTIVATE, /* activate a highlight object */
+ ELM_ACCESS_ACTION_VALUE_CHANGE, /* change value of highlight object */
+ ELM_ACCESS_ACTION_SCROLL, /* scroll if one of highlight object parents
+ * is scrollable */
+ ELM_ACCESS_ACTION_BACK, /* go back to a previous view
+ ex: pop naviframe item */
+
+ ELM_ACCESS_ACTION_LAST
+};
+
+/**
+ * @typedef Elm_Access_Action_Type
+ */
+typedef enum _Elm_Access_Action_Type Elm_Access_Action_Type;
+
/**
* @brief Register evas object as an accessible object.
* @since 1.8
*/
EAPI void elm_access_highlight_set(Evas_Object* obj);
+EAPI Eina_Bool elm_access_action(Evas_Object *obj, const Elm_Access_Action_Type type, void *action_info);
+
+EAPI void elm_access_action_cb_set(Evas_Object *obj, const Elm_Access_Action_Type type, const Elm_Access_Action_Cb cb, const void *data);
//TODO: remvoe below - use elm_access_text_set(); or elm_access_cb_set();
EINA_DEPRECATED EAPI void elm_access_external_info_set(Evas_Object *obj, const char *text);
EINA_DEPRECATED EAPI char *elm_access_external_info_get(const Evas_Object *obj);