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[elm] Prepare for removal of last widget using 

internal scrolling smart cbs.




SVN revision: 75892
This commit is contained in:
Gustavo Lima Chaves 2012-08-30 16:45:34 +00:00
parent 802d05d60f
commit 9f84593673
2 changed files with 75 additions and 12 deletions
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81
legacy/elementary/src/lib/elm_widget.c
View File

@ -3060,6 +3060,23 @@ elm_widget_focus_region_get(const Evas_Object *obj,
sd->on_focus_region(obj, x, y, w, h);
}
EAPI Eina_List *
elm_widget_scrollable_children_get(Evas_Object *obj)
{
Eina_List *l, *ret = NULL;
Evas_Object *child;
API_ENTRY return NULL;
EINA_LIST_FOREACH (sd->subobjs, l, child)
{
if (_elm_scrollable_is(child))
ret = eina_list_append(ret, child);
}
return ret;
}
EAPI void
elm_widget_scroll_hold_push(Evas_Object *obj)
{
@ -3072,9 +3089,19 @@ elm_widget_scroll_hold_push(Evas_Object *obj)
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->hold_set(obj, EINA_TRUE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-hold-on", obj);
else
{
Eina_List *scr_children, *l;
Evas_Object *child;
scr_children = elm_widget_scrollable_children_get(obj);
EINA_LIST_FOREACH (scr_children, l, child)
{
ELM_SCROLLABLE_IFACE_GET(child, s_iface);
s_iface->hold_set(child, EINA_TRUE);
}
eina_list_free(scr_children);
}
}
if (sd->parent_obj) elm_widget_scroll_hold_push(sd->parent_obj);
// FIXME: on delete/reparent hold pop
@ -3092,9 +3119,19 @@ elm_widget_scroll_hold_pop(Evas_Object *obj)
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->hold_set(obj, EINA_FALSE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-hold-off", obj);
else
{
Eina_List *scr_children, *l;
Evas_Object *child;
scr_children = elm_widget_scrollable_children_get(obj);
EINA_LIST_FOREACH (scr_children, l, child)
{
ELM_SCROLLABLE_IFACE_GET(child, s_iface);
s_iface->hold_set(child, EINA_FALSE);
}
eina_list_free(scr_children);
}
}
if (sd->parent_obj) elm_widget_scroll_hold_pop(sd->parent_obj);
if (sd->scroll_hold < 0) sd->scroll_hold = 0;
@ -3119,9 +3156,19 @@ elm_widget_scroll_freeze_push(Evas_Object *obj)
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->freeze_set(obj, EINA_TRUE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-freeze-on", obj);
else
{
Eina_List *scr_children, *l;
Evas_Object *child;
scr_children = elm_widget_scrollable_children_get(obj);
EINA_LIST_FOREACH (scr_children, l, child)
{
ELM_SCROLLABLE_IFACE_GET(child, s_iface);
s_iface->freeze_set(child, EINA_TRUE);
}
eina_list_free(scr_children);
}
}
if (sd->parent_obj) elm_widget_scroll_freeze_push(sd->parent_obj);
// FIXME: on delete/reparent freeze pop
@ -3139,9 +3186,19 @@ elm_widget_scroll_freeze_pop(Evas_Object *obj)
ELM_SCROLLABLE_IFACE_GET(obj, s_iface);
s_iface->freeze_set(obj, EINA_FALSE);
}
else /* FIXME: this will vanish as soon as we don't have
* any legacy widget anymore */
evas_object_smart_callback_call(obj, "scroll-freeze-off", obj);
else
{
Eina_List *scr_children, *l;
Evas_Object *child;
scr_children = elm_widget_scrollable_children_get(obj);
EINA_LIST_FOREACH (scr_children, l, child)
{
ELM_SCROLLABLE_IFACE_GET(child, s_iface);
s_iface->freeze_set(child, EINA_FALSE);
}
eina_list_free(scr_children);
}
}
if (sd->parent_obj) elm_widget_scroll_freeze_pop(sd->parent_obj);
if (sd->scroll_freeze < 0) sd->scroll_freeze = 0;

6
legacy/elementary/src/lib/elm_widget.h
View File

@ -821,6 +821,12 @@ EAPI Eina_Bool _elm_widget_item_disabled_get(const Elm_Widget_Item *item)
EAPI void _elm_widget_item_disable_hook_set(Elm_Widget_Item *item, Elm_Widget_Disable_Cb func);
EAPI void _elm_widget_item_del_pre_hook_set(Elm_Widget_Item *item, Elm_Widget_Del_Pre_Cb func);
/**
* Function to operate on a given widget's scrollabe children when necessary.
* @warning free the returned list with eina_list_free().
*/
EAPI Eina_List *elm_widget_scrollable_children_get(Evas_Object *obj);
/* debug function. don't use it unless you are tracking parenting issues */
EAPI void elm_widget_tree_dump(const Evas_Object *top);
EAPI void elm_widget_tree_dot_dump(const Evas_Object *top, FILE *output);