Dear all.
I made a patch that's adding elm_gengrid_item_index_get function.
+EAPI int
+elm_gengrid_item_index_get(const Elm_Object_Item *it)
It works like elm_genlist_item_index_get()
Thanks
From 0d4e445288c21768541cffae58ad40af2e319c09 Mon Sep 17 00:00:00 2001
From: Hyoyoung Chang <hyoyoung.ch...@samsung.com>
Date: Wed, 7 Mar 2012 22:11:18 +0900
Subject: [PATCH] [elm_gengrid] add elm_gengrid_item_index_get
---
src/lib/elm_gengrid.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
src/lib/elm_gengrid.h | 11 +++++++++--
2 files changed, 54 insertions(+), 2 deletions(-)
diff --git a/src/lib/elm_gengrid.c b/src/lib/elm_gengrid.c
index c0c2807..4a71cf9 100644
--- a/src/lib/elm_gengrid.c
+++ b/src/lib/elm_gengrid.c
@@ -130,6 +130,7 @@ static const char SIG_EDGE_BOTTOM[] = "edge,bottom";
static const char SIG_EDGE_LEFT[] = "edge,left";
static const char SIG_EDGE_RIGHT[] = "edge,right";
static const char SIG_MOVED[] = "moved";
+static const char SIG_INDEX_UPDATE[] = "index,update";
static const Evas_Smart_Cb_Description _signals[] = {
{SIG_ACTIVATED, ""},
@@ -924,6 +925,16 @@ _item_highlight(Elm_Gen_Item *it)
}
static void
+_elm_gengrid_item_index_update(Elm_Gen_Item *it)
+{
+ if (it->position_update)
+ {
+ evas_object_smart_callback_call(WIDGET(it), SIG_INDEX_UPDATE, it);
+ it->position_update = EINA_FALSE;
+ }
+}
+
+static void
_item_realize(Elm_Gen_Item *it)
{
char buf[1024];
@@ -1042,6 +1053,8 @@ _item_realize(Elm_Gen_Item *it)
evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_MOVE,
_mouse_move, it);
+ _elm_gengrid_item_index_update(it);
+
if (it->selected)
edje_object_signal_emit(VIEW(it), "elm,state,selected", "elm");
if (elm_widget_item_disabled_get(it))
@@ -1443,6 +1456,18 @@ _item_place(Elm_Gen_Item *it,
}
static void
+_item_position_update(Eina_Inlist *list, int idx)
+{
+ Elm_Gen_Item *it;
+
+ EINA_INLIST_FOREACH(list, it)
+ {
+ it->position = idx++;
+ it->position_update = EINA_TRUE;
+ }
+}
+
+static void
_item_del(Elm_Gen_Item *it)
{
Evas_Object *obj = WIDGET(it);
@@ -2093,6 +2118,8 @@ elm_gengrid_item_append(Evas_Object *obj,
it = _item_new(wd, itc, data, func, func_data);
if (!it) return NULL;
wd->items = eina_inlist_append(wd->items, EINA_INLIST_GET(it));
+ it->position = eina_inlist_count(wd->items);
+ it->position_update = EINA_TRUE;
if (it->group)
wd->group_items = eina_list_prepend(wd->group_items, it);
@@ -2118,6 +2145,8 @@ elm_gengrid_item_prepend(Evas_Object *obj,
it = _item_new(wd, itc, data, func, func_data);
if (!it) return NULL;
wd->items = eina_inlist_prepend(wd->items, EINA_INLIST_GET(it));
+ _item_position_update(wd->items, 0);
+
if (it->group)
wd->group_items = eina_list_append(wd->group_items, it);
@@ -2145,6 +2174,9 @@ elm_gengrid_item_insert_before(Evas_Object *obj,
if (!it) return NULL;
wd->items = eina_inlist_prepend_relative
(wd->items, EINA_INLIST_GET(it), EINA_INLIST_GET((Elm_Gen_Item *) relative));
+ Eina_Inlist *tmp = eina_inlist_find(wd->items, EINA_INLIST_GET(it));
+ _item_position_update(tmp, ((Elm_Gen_Item *)relative)->position);
+
if (it->group)
wd->group_items = eina_list_append_relative(wd->group_items, it, ((Elm_Gen_Item *) relative)->parent);
@@ -2172,6 +2204,9 @@ elm_gengrid_item_insert_after(Evas_Object *obj,
if (!it) return NULL;
wd->items = eina_inlist_append_relative
(wd->items, EINA_INLIST_GET(it), EINA_INLIST_GET((Elm_Gen_Item *) relative));
+ Eina_Inlist *tmp = eina_inlist_find(wd->items, EINA_INLIST_GET(it));
+ _item_position_update(tmp, ((Elm_Gen_Item *)relative)->position+1);
+
if (it->group)
wd->group_items = eina_list_prepend_relative(wd->group_items, it, ((Elm_Gen_Item *) relative)->parent);
@@ -2203,6 +2238,8 @@ elm_gengrid_item_sorted_insert(Evas_Object *obj,
wd->item_compare_cb = comp;
wd->items = eina_inlist_sorted_state_insert(wd->items, EINA_INLIST_GET(it),
_elm_gengrid_item_compare, wd->state);
+ _item_position_update(wd->items, 0);
+
if (wd->calc_job) ecore_job_del(wd->calc_job);
wd->calc_job = ecore_job_add(_calc_job, wd);
@@ -2928,3 +2965,11 @@ elm_gengrid_no_highlight_mode_get(const Evas_Object *obj)
return elm_genlist_no_highlight_mode_get(obj);
}
+EAPI int
+elm_gengrid_item_index_get(const Elm_Object_Item *it)
+{
+ ELM_OBJ_ITEM_CHECK_OR_RETURN(it, -1);
+ Elm_Gen_Item *_it = (Elm_Gen_Item *)it;
+
+ return _it->position;
+}
diff --git a/src/lib/elm_gengrid.h b/src/lib/elm_gengrid.h
index 4a4f450..005e62c 100644
--- a/src/lib/elm_gengrid.h
+++ b/src/lib/elm_gengrid.h
@@ -791,8 +791,15 @@ EAPI void elm_gengrid_item_item_class_update(Elm_Object
*/
EAPI const Elm_Gengrid_Item_Class *elm_gengrid_item_item_class_get(const Elm_Object_Item *it);
-//XXX: Let's add
-//EAPI int elm_gengrid_item_index_get(const Elm_Object_Item *it);
+/**
+ * Get the index of the item. It is only valid once displayed.
+ *
+ * @param it a gengrid item
+ * @return the position inside the list of item.
+ *
+ * @ingroup Gengrid
+ */
+EAPI int elm_gengrid_item_index_get(const Elm_Object_Item *it);
/**
* Return how many items are currently in a list
--
1.7.5.4
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