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elementary/elm_main : Add elm_object_tree_unfocusable_set/get. This 

API will set an object and its child objects to be
unfocusable/focusable.


SVN revision: 61838
This commit is contained in:
WooHyun Jung 2011-07-28 06:58:29 +00:00
parent 3012836567
commit 73057c35bd
4 changed files with 113 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
legacy/elementary/src/lib/Elementary.h.in
View File

@ -1135,6 +1135,40 @@ extern "C" {
EAPI void elm_object_focus_cycle(Evas_Object *obj, Elm_Focus_Direction dir) EINA_ARG_NONNULL(1);
EAPI void elm_object_focus_direction_go(Evas_Object *obj, int x, int y) EINA_ARG_NONNULL(1);
/**
* Make the elementary object and its children to be unfocusable (or focusable).
*
* @param obj The Elementary object to operate on
* @param tree_unfocusable @c EINA_TRUE for unfocusable,
* @c EINA_FALSE for focusable.
*
* This sets whether the object @p obj and its children objects
* able to take focus or not. If the tree is set as unfocusable,
* newest focused object which is not in this tree will get focus.
* This API can be helpful for an object to be deleted.
* When an object will be deleted soon, it and its children may not
* want to get focus (by focus reverting or by other focus controls).
* Then, just use this API before deleting.
*
* @see elm_object_tree_unfocusable_get()
*
* @ingroup Focus
*/
EAPI void elm_object_tree_unfocusable_set(Evas_Object *obj, Eina_Bool tree_unfocusable); EINA_ARG_NONNULL(1);
/**
* Get whether an Elementary object and its children are unfocusable or not.
*
* @param obj The Elementary object to get the information from
* @return @c EINA_TRUE, if the tree is unfocussable,
* @c EINA_FALSE if not (and on errors).
*
* @see elm_object_tree_unfocusable_set()
*
* @ingroup Focus
*/
EAPI Eina_Bool elm_object_tree_unfocusable_get(const Evas_Object *obj); EINA_ARG_NONNULL(1);
EAPI Eina_Bool elm_scroll_bounce_enabled_get(void);
EAPI void elm_scroll_bounce_enabled_set(Eina_Bool enabled);
EAPI void elm_scroll_bounce_enabled_all_set(Eina_Bool enabled);

15
legacy/elementary/src/lib/elm_main.c
View File

@ -2422,6 +2422,21 @@ elm_object_focus_direction_go(Evas_Object *obj,
elm_widget_focus_direction_go(obj, x, y);
}
EAPI void
elm_object_tree_unfocusable_set(Evas_Object *obj,
Eina_Bool tree_unfocusable)
{
EINA_SAFETY_ON_NULL_RETURN(obj);
elm_widget_tree_unfocusable_set(obj, tree_unfocusable);
}
EAPI Eina_Bool
elm_object_tree_unfocusable_get(const Evas_Object *obj)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(obj, EINA_FALSE);
return elm_widget_tree_unfocusable_get(obj);
}
/**
* Get the enable status of the focus highlight
*

65
legacy/elementary/src/lib/elm_widget.c
View File

@ -103,6 +103,7 @@ struct _Smart_Data
Eina_Bool can_focus : 1;
Eina_Bool child_can_focus : 1;
Eina_Bool focused : 1;
Eina_Bool tree_unfocusable : 1;
Eina_Bool highlight_ignore : 1;
Eina_Bool highlight_in_theme : 1;
Eina_Bool disabled : 1;
@ -1089,6 +1090,49 @@ elm_widget_child_can_focus_get(const Evas_Object *obj)
return sd->child_can_focus;
}
/**
* @internal
*
* This API makes the widget object and its children to be unfocusable.
*
* This API can be helpful for an object to be deleted.
* When an object will be deleted soon, it and its children may not
* want to get focus (by focus reverting or by other focus controls).
* Then, just use this API before deleting.
*
* @param obj The widget root of sub-tree
* @param tree_unfocusable If true, set the object sub-tree as unfocusable
*
* @ingroup Widget
*/
EAPI void
elm_widget_tree_unfocusable_set(Evas_Object *obj,
Eina_Bool tree_unfocusable)
{
API_ENTRY return;
if (sd->tree_unfocusable == tree_unfocusable) return;
sd->tree_unfocusable = !!tree_unfocusable;
elm_widget_focus_tree_unfocusable_handle(obj);
}
/**
* @internal
*
* This returns true, if the object sub-tree is unfocusable.
*
* @param obj The widget root of sub-tree
* @return EINA_TRUE if the object sub-tree is unfocusable
*
* @ingroup Widget
*/
EAPI Eina_Bool
elm_widget_tree_unfocusable_get(const Evas_Object *obj)
{
API_ENTRY return EINA_FALSE;
return sd->tree_unfocusable;
}
EAPI void
elm_widget_highlight_ignore_set(Evas_Object *obj,
Eina_Bool ignore)
@ -1479,7 +1523,9 @@ elm_widget_focus_next_get(const Evas_Object *obj,
API_ENTRY return EINA_FALSE;
/* Ignore if disabled */
if ((!evas_object_visible_get(obj)) || (elm_widget_disabled_get(obj)))
if ((!evas_object_visible_get(obj))
|| (elm_widget_disabled_get(obj))
|| (elm_widget_tree_unfocusable_get(obj)))
return EINA_FALSE;
/* Try use hook */
@ -1780,13 +1826,14 @@ elm_widget_focus_steal(Evas_Object *obj)
if (sd->focused) return;
if (sd->disabled) return;
if (!sd->can_focus) return;
if (sd->tree_unfocusable) return;
parent = obj;
for (;;)
{
o = elm_widget_parent_get(parent);
if (!o) break;
sd = evas_object_smart_data_get(o);
if (sd->disabled) return;
if (sd->disabled || sd->tree_unfocusable) return;
if (sd->focused) break;
parent = o;
}
@ -2334,7 +2381,7 @@ elm_widget_focus_mouse_down_handle(Evas_Object *obj)
}
EAPI void
elm_widget_focus_disabled_handle(Evas_Object *obj)
elm_widget_focus_tree_unfocusable_handle(Evas_Object *obj)
{
API_ENTRY return;
@ -2344,6 +2391,14 @@ elm_widget_focus_disabled_handle(Evas_Object *obj)
_if_focused_revert(obj, EINA_TRUE);
}
EAPI void
elm_widget_focus_disabled_handle(Evas_Object *obj)
{
API_ENTRY return;
elm_widget_focus_tree_unfocusable_handle(obj);
}
/**
* @internal
*
@ -2864,7 +2919,9 @@ _newest_focus_order_get(Evas_Object *obj,
API_ENTRY return NULL;
if ((!evas_object_visible_get(obj)) || (elm_widget_disabled_get(obj)))
if (!evas_object_visible_get(obj)
|| (elm_widget_disabled_get(obj))
|| (elm_widget_tree_unfocusable_get(obj)))
return NULL;
best = NULL;

3
legacy/elementary/src/lib/elm_widget.h
View File

@ -246,6 +246,8 @@ EAPI void *elm_widget_signal_callback_del(Evas_Object *obj, const cha
EAPI void elm_widget_can_focus_set(Evas_Object *obj, Eina_Bool can_focus);
EAPI Eina_Bool elm_widget_can_focus_get(const Evas_Object *obj);
EAPI Eina_Bool elm_widget_child_can_focus_get(const Evas_Object *obj);
EAPI void elm_widget_tree_unfocusable_set(Evas_Object *obj, Eina_Bool tree_unfocusable);
EAPI Eina_Bool elm_widget_tree_unfocusable_get(const Evas_Object *obj);
EAPI void elm_widget_highlight_ignore_set(Evas_Object *obj, Eina_Bool ignore);
EAPI Eina_Bool elm_widget_highlight_ignore_get(const Evas_Object *obj);
EAPI void elm_widget_highlight_in_theme_set(Evas_Object *obj, Eina_Bool highlight);
@ -313,6 +315,7 @@ EAPI Eina_List *elm_widget_stringlist_get(const char *str);
EAPI void elm_widget_stringlist_free(Eina_List *list);
EAPI void elm_widget_focus_hide_handle(Evas_Object *obj);
EAPI void elm_widget_focus_mouse_down_handle(Evas_Object *obj);
EAPI void elm_widget_focus_tree_unfocusable_handle(Evas_Object *obj);
EAPI void elm_widget_focus_disabled_handle(Evas_Object *obj);
EAPI void elm_widget_text_part_set(Evas_Object *obj, const char *item, const char *label);
EAPI const char *elm_widget_text_part_get(const Evas_Object *obj, const char *item);