1 files changed, 932 insertions, 0 deletions

diff --git a/libraries/elementary/src/lib/elm_index.c b/libraries/elementary/src/lib/elm_index.c
new file mode 100644
index 0000000..985b181
--- /dev/null
+++ b/libraries/elementary/src/lib/elm_index.c
@@ -0,0 +1,932 @@
+#include <Elementary.h>
+#include "elm_priv.h"
+#include "els_box.h"
+
+typedef struct _Widget_Data Widget_Data;
+typedef struct _Elm_Index_Item Elm_Index_Item;
+
+struct _Widget_Data
+{
+   Evas_Object *base;
+   Evas_Object *event[2];
+   Evas_Object *bx[2]; // 2 - for now all that's supported
+   Eina_List *items; // 1 list. yes N levels, but only 2 for now and # of items will be small
+   int level;
+   Evas_Coord dx, dy;
+   Ecore_Timer *delay;
+   Eina_Bool level_active[2];
+   Eina_Bool horizontal : 1;
+   Eina_Bool autohide_disabled : 1;
+   Eina_Bool down : 1;
+   Eina_Bool indicator_disabled : 1;
+};
+
+struct _Elm_Index_Item
+{
+   ELM_WIDGET_ITEM;
+   const char *letter;
+   int level;
+   Evas_Smart_Cb func;
+   Eina_Bool selected : 1;
+};
+
+static const char *widtype = NULL;
+
+static void _del_hook(Evas_Object *obj);
+static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
+static void _theme_hook(Evas_Object *obj);
+static void _sizing_eval(Evas_Object *obj);
+static void _index_box_auto_fill(Evas_Object *obj, Evas_Object *box, int level);
+static void _index_box_clear(Evas_Object *obj, Evas_Object *box, int level);
+static void _item_free(Elm_Index_Item *it);
+
+static const char SIG_CHANGED[] = "changed";
+static const char SIG_DELAY_CHANGED[] = "delay,changed";
+static const char SIG_SELECTED[] = "selected";
+static const char SIG_LEVEL_UP[] = "level,up";
+static const char SIG_LEVEL_DOWN[] = "level,down";
+
+static const Evas_Smart_Cb_Description _signals[] = {
+   {SIG_CHANGED, ""},
+   {SIG_DELAY_CHANGED, ""},
+   {SIG_SELECTED, ""},
+   {SIG_LEVEL_UP, ""},
+   {SIG_LEVEL_DOWN, ""},
+   {NULL, NULL}
+};
+
+static void
+_del_pre_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+   if (!wd) return;
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   _index_box_clear(obj, wd->bx[0], 0);
+   while (wd->items)
+     {
+        it = wd->items->data;
+        _item_free(it);
+        elm_widget_item_free(it);
+     }
+   if (wd->delay) ecore_timer_del(wd->delay);
+}
+
+static void
+_del_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   free(wd);
+}
+
+static void
+_layout(Evas_Object *o, Evas_Object_Box_Data *priv, void *data)
+{
+   Widget_Data *wd = data;
+   if (!wd) return;
+   _els_box_layout(o, priv, wd->horizontal, 1, 0);
+}
+
+static void
+_signal_emit_hook(Evas_Object *obj, const char *emission, const char *source)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   edje_object_signal_emit(wd->base, emission, source);
+}
+
+static void
+_signal_callback_add_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   edje_object_signal_callback_add(wd->base, emission, source, func_cb, data);
+}
+
+static void
+_signal_callback_del_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   edje_object_signal_callback_del_full(wd->base, emission, source, func_cb,
+                                        data);
+}
+
+static void
+_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (!wd->horizontal)
+     edje_object_mirrored_set(wd->base, rtl);
+}
+
+static void
+_theme_hook(Evas_Object *obj)
+{
+   Evas_Coord minw = 0, minh = 0;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   _elm_widget_mirrored_reload(obj);
+
+   _index_box_clear(obj, wd->bx[0], 0);
+   _index_box_clear(obj, wd->bx[1], 1);
+   if (wd->horizontal)
+     _elm_theme_object_set(obj, wd->base, "index", "base/horizontal", elm_widget_style_get(obj));
+   else
+     {
+        _elm_theme_object_set(obj, wd->base, "index", "base/vertical", elm_widget_style_get(obj));
+        _mirrored_set(obj, elm_widget_mirrored_get(obj));
+     }
+   edje_object_part_swallow(wd->base, "elm.swallow.event.0", wd->event[0]);
+   elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+   evas_object_size_hint_min_set(wd->event[0], minw, minh);
+   edje_object_part_swallow(wd->base, "elm.swallow.index.0", wd->bx[0]);
+   if (edje_object_part_exists(wd->base, "elm.swallow.index.1"))
+     {
+        if (!wd->bx[1])
+          {
+             wd->bx[1] = evas_object_box_add(evas_object_evas_get(wd->base));
+             evas_object_box_layout_set(wd->bx[1], _layout, wd, NULL);
+             elm_widget_sub_object_add(obj, wd->bx[1]);
+          }
+        edje_object_part_swallow(wd->base, "elm.swallow.index.1", wd->bx[1]);
+        evas_object_show(wd->bx[1]);
+     }
+   else if (wd->bx[1])
+     {
+        evas_object_del(wd->bx[1]);
+        wd->bx[1] = NULL;
+     }
+   if (edje_object_part_exists(wd->base, "elm.swallow.event.1"))
+     {
+        if (!wd->event[1])
+          {
+             wd->event[1] = evas_object_rectangle_add(evas_object_evas_get(wd->base));
+             evas_object_color_set(wd->event[1], 0, 0, 0, 0);
+             elm_widget_sub_object_add(obj, wd->event[1]);
+          }
+        edje_object_part_swallow(wd->base, "elm.swallow.event.1", wd->event[1]);
+        evas_object_size_hint_min_set(wd->event[1], minw, minh);
+     }
+   else if (wd->event[1])
+     {
+        evas_object_del(wd->event[1]);
+        wd->event[1] = NULL;
+     }
+   edje_object_message_signal_process(wd->base);
+   edje_object_scale_set(wd->base, elm_widget_scale_get(obj) * _elm_config->scale);
+   _sizing_eval(obj);
+   _index_box_auto_fill(obj, wd->bx[0], 0);
+
+   if (wd->autohide_disabled)
+     {
+        if (wd->level == 1) _index_box_auto_fill(obj, wd->bx[1], 1);
+        edje_object_signal_emit(wd->base, "elm,state,active", "elm");
+     }
+   else
+     edje_object_signal_emit(wd->base, "elm,state,inactive", "elm");
+}
+
+static void
+_sizing_eval(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
+   if (!wd) return;
+   edje_object_size_min_calc(wd->base, &minw, &minh);
+   evas_object_size_hint_min_set(obj, minw, minh);
+   evas_object_size_hint_max_set(obj, maxw, maxh);
+}
+
+static Eina_Bool
+_item_del_pre_hook(Elm_Object_Item *it)
+{
+   Widget_Data *wd = elm_widget_data_get(WIDGET(it));
+   if (!wd) return EINA_FALSE;
+   _item_free((Elm_Index_Item *)it);
+   _index_box_clear(WIDGET(it), wd->bx[wd->level], wd->level);
+   return EINA_TRUE;
+}
+
+static Elm_Index_Item *
+_item_new(Evas_Object *obj, const char *letter, Evas_Smart_Cb func, const void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+   if (!wd) return NULL;
+   it = elm_widget_item_new(obj, Elm_Index_Item);
+   if (!it) return NULL;
+   elm_widget_item_del_pre_hook_set(it, _item_del_pre_hook);
+   if (letter) it->letter = eina_stringshare_add(letter);
+   it->func = func;
+   it->base.data = data;
+   it->level = wd->level;
+   return it;
+}
+
+static Elm_Index_Item *
+_item_find(Evas_Object *obj, const void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Eina_List *l;
+   Elm_Index_Item *it;
+   if (!wd) return NULL;
+   EINA_LIST_FOREACH(wd->items, l, it)
+     if (it->base.data == data) return it;
+   return NULL;
+}
+
+static void
+_item_free(Elm_Index_Item *it)
+{
+   Widget_Data *wd = elm_widget_data_get(WIDGET(it));
+   if (!wd) return;
+   wd->items = eina_list_remove(wd->items, it);
+   if (it->letter) eina_stringshare_del(it->letter);
+}
+
+// FIXME: always have index filled
+static void
+_index_box_auto_fill(Evas_Object *obj, Evas_Object *box, int level)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Eina_Bool rtl;
+   Eina_List *l;
+   Elm_Index_Item *it;
+   Evas_Coord mw, mh, w, h;
+   int i = 0;
+   if (!wd) return;
+   if (wd->level_active[level]) return;
+   rtl = elm_widget_mirrored_get(obj);
+   evas_object_geometry_get(box, NULL, NULL, &w, &h);
+   EINA_LIST_FOREACH(wd->items, l, it)
+     {
+        Evas_Object *o;
+        const char *stacking;
+
+        if (it->level != level) continue;
+        o = edje_object_add(evas_object_evas_get(obj));
+        VIEW(it) = o;
+        edje_object_mirrored_set(VIEW(it), rtl);
+
+        if (wd->horizontal)
+          {
+             if (i & 0x1)
+               _elm_theme_object_set(obj, o, "index", "item_odd/horizontal",
+                                     elm_widget_style_get(obj));
+             else
+               _elm_theme_object_set(obj, o, "index", "item/horizontal",
+                                     elm_widget_style_get(obj));
+          }
+        else
+          {
+             if (i & 0x1)
+               _elm_theme_object_set(obj, o, "index", "item_odd/vertical",
+                                     elm_widget_style_get(obj));
+             else
+               _elm_theme_object_set(obj, o, "index", "item/vertical",
+                                     elm_widget_style_get(obj));
+          }
+
+        edje_object_part_text_escaped_set(o, "elm.text", it->letter);
+        edje_object_size_min_restricted_calc(o, &mw, &mh, 0, 0);
+        evas_object_size_hint_min_set(o, mw, mh);
+        evas_object_size_hint_weight_set(o, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
+        evas_object_size_hint_align_set(o, EVAS_HINT_FILL, EVAS_HINT_FILL);
+        elm_widget_sub_object_add(obj, o);
+        evas_object_box_append(box, o);
+        stacking = edje_object_data_get(o, "stacking");
+        if (stacking)
+          {
+             if (!strcmp(stacking, "below")) evas_object_lower(o);
+             else if (!strcmp(stacking, "above")) evas_object_raise(o);
+          }
+        evas_object_show(o);
+        i++;
+        evas_object_smart_calculate(box); // force a calc so we know the size
+        evas_object_size_hint_min_get(box, &mw, &mh);
+        if (mh > h)
+          {
+             _index_box_clear(obj, box, level);
+             if (i > 0)
+               {
+                  // FIXME: only i objects fit! try again. overflows right now
+               }
+          }
+     }
+   evas_object_smart_calculate(box);
+   wd->level_active[level] = 1;
+}
+
+static void
+_index_box_clear(Evas_Object *obj, Evas_Object *box __UNUSED__, int level)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Eina_List *l;
+   Elm_Index_Item *it;
+   if (!wd) return;
+   if (!wd->level_active[level]) return;
+   EINA_LIST_FOREACH(wd->items, l, it)
+     {
+        if (!VIEW(it)) continue;
+        if (it->level != level) continue;
+        evas_object_del(VIEW(it));
+        VIEW(it) = NULL;
+     }
+   wd->level_active[level] = 0;
+}
+
+static Eina_Bool
+_delay_change(void *data)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   Elm_Object_Item *item;
+   if (!wd) return ECORE_CALLBACK_CANCEL;
+   wd->delay = NULL;
+   item = elm_index_selected_item_get(data, wd->level);
+   if (item) evas_object_smart_callback_call(data, SIG_DELAY_CHANGED, item);
+   return ECORE_CALLBACK_CANCEL;
+}
+
+static void
+_sel_eval(Evas_Object *obj, Evas_Coord evx, Evas_Coord evy)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it, *it_closest, *it_last;
+   Eina_List *l;
+   Evas_Coord x, y, w, h, bx, by, bw, bh, xx, yy;
+   double cdv = 0.5;
+   Evas_Coord dist;
+   char *label = NULL, *last = NULL;
+   int i;
+   if (!wd) return;
+   for (i = 0; i <= wd->level; i++)
+     {
+        it_last = NULL;
+        it_closest  = NULL;
+        dist = 0x7fffffff;
+        evas_object_geometry_get(wd->bx[i], &bx, &by, &bw, &bh);
+        EINA_LIST_FOREACH(wd->items, l, it)
+          {
+             if (it->level != i) continue;
+             if (it->level != wd->level)
+               {
+                  if (it->selected)
+                    {
+                       it_closest = it;
+                       break;
+                    }
+                  continue;
+               }
+             if (it->selected)
+               {
+                  it_last = it;
+                  it->selected = 0;
+               }
+             evas_object_geometry_get(VIEW(it), &x, &y, &w, &h);
+             xx = x + (w / 2);
+             yy = y + (h / 2);
+             x = evx - xx;
+             y = evy - yy;
+             x = (x * x) + (y * y);
+             if ((x < dist) || (!it_closest))
+               {
+                  if (wd->horizontal)
+                    cdv = (double)(xx - bx) / (double)bw;
+                  else
+                    cdv = (double)(yy - by) / (double)bh;
+                  it_closest = it;
+                  dist = x;
+               }
+          }
+        if ((i == 0) && (wd->level == 0))
+          edje_object_part_drag_value_set(wd->base, "elm.dragable.index.1",
+                                          cdv, cdv);
+        if (it_closest) it_closest->selected = 1;
+        if (it_closest != it_last)
+          {
+             if (it_last)
+               {
+                  const char *stacking, *selectraise;
+
+                  it = it_last;
+                  edje_object_signal_emit(VIEW(it), "elm,state,inactive", "elm");
+                  stacking = edje_object_data_get(VIEW(it), "stacking");
+                  selectraise = edje_object_data_get(VIEW(it), "selectraise");
+                  if ((selectraise) && (!strcmp(selectraise, "on")))
+                    {
+                       if ((stacking) && (!strcmp(stacking, "below")))
+                         evas_object_lower(VIEW(it));
+                    }
+               }
+             if (it_closest)
+               {
+                  const char *selectraise;
+
+                  it = it_closest;
+                  edje_object_signal_emit(VIEW(it), "elm,state,active", "elm");
+                  selectraise = edje_object_data_get(VIEW(it), "selectraise");
+                  if ((selectraise) && (!strcmp(selectraise, "on")))
+                    evas_object_raise(VIEW(it));
+                  evas_object_smart_callback_call((void *)obj, SIG_CHANGED, (void *)it);
+                  if (wd->delay) ecore_timer_del(wd->delay);
+                  wd->delay = ecore_timer_add(0.2, _delay_change, obj);
+               }
+          }
+        if (it_closest)
+          {
+             it = it_closest;
+             if (!last && it->letter)
+               last = strdup(it->letter);
+             else
+               {
+                  if (!label && last) label = strdup(last);
+                  else
+                    {
+                       if (label && last)
+                         {
+                            label = realloc(label, strlen(label) +
+                                            strlen(last) + 1);
+                            if (!label) return;
+                            strcat(label, last);
+                         }
+                    }
+                  free(last);
+                  if (it->letter) last = strdup(it->letter);
+               }
+          }
+     }
+   if (!label) label = strdup("");
+   if (!last) last = strdup("");
+   edje_object_part_text_escaped_set(wd->base, "elm.text.body", label);
+   edje_object_part_text_escaped_set(wd->base, "elm.text", last);
+   free(label);
+   free(last);
+}
+
+static void
+_wheel(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   //   Evas_Event_Mouse_Wheel *ev = event_info;
+   //   Evas_Object *obj = o;
+   if (!wd) return;
+}
+
+static void
+_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   Evas_Event_Mouse_Down *ev = event_info;
+   Evas_Coord x, y, w;
+   if (!wd) return;
+   if (ev->button != 1) return;
+   wd->down = 1;
+   evas_object_geometry_get(wd->base, &x, &y, &w, NULL);
+   wd->dx = ev->canvas.x - x;
+   wd->dy = ev->canvas.y - y;
+   if (!wd->autohide_disabled)
+     {
+        _index_box_clear(data, wd->bx[1], 1);
+        _index_box_auto_fill(data, wd->bx[0], 0);
+        edje_object_signal_emit(wd->base, "elm,state,active", "elm");
+     }
+   _sel_eval(data, ev->canvas.x, ev->canvas.y);
+   edje_object_part_drag_value_set(wd->base, "elm.dragable.pointer",
+                                   (!edje_object_mirrored_get(wd->base)) ? wd->dx : (wd->dx - w), wd->dy);
+   if (wd->items && !wd->indicator_disabled)
+     edje_object_signal_emit(wd->base, "elm,indicator,state,active", "elm");
+}
+
+static void
+_mouse_up(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   Evas_Event_Mouse_Up *ev = event_info;
+   Elm_Object_Item *item;
+   Elm_Index_Item *id_item;
+   if (!wd) return;
+   if (ev->button != 1) return;
+   wd->down = 0;
+   item = elm_index_selected_item_get(data, wd->level);
+   if (item)
+     {
+        evas_object_smart_callback_call(data, SIG_SELECTED, item);
+        id_item = (Elm_Index_Item *)item;
+        if (id_item->func)
+          id_item->func((void *)id_item->base.data, WIDGET(id_item), id_item);
+     }
+   if (!wd->autohide_disabled)
+     edje_object_signal_emit(wd->base, "elm,state,inactive", "elm");
+   edje_object_signal_emit(wd->base, "elm,state,level,0", "elm");
+   if (wd->items && !wd->indicator_disabled)
+     edje_object_signal_emit(wd->base, "elm,indicator,state,inactive", "elm");
+}
+
+static void
+_mouse_move(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   Evas_Event_Mouse_Move *ev = event_info;
+   Evas_Coord minw = 0, minh = 0, x, y, dx, adx, w;
+   char buf[1024];
+   if (!wd) return;
+   if (!wd->down) return;
+   elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+   evas_object_geometry_get(wd->base, &x, &y, &w, NULL);
+   x = ev->cur.canvas.x - x;
+   y = ev->cur.canvas.y - y;
+   dx = x - wd->dx;
+   adx = dx;
+   if (adx < 0) adx = -dx;
+   edje_object_part_drag_value_set(wd->base, "elm.dragable.pointer"
+                                   , (!edje_object_mirrored_get(wd->base)) ? x : (x - w), y);
+   if (!wd->horizontal)
+     {
+        if (adx > minw)
+          {
+             if (!wd->level)
+               {
+                  wd->level = 1;
+                  snprintf(buf, sizeof(buf), "elm,state,level,%i", wd->level);
+                  edje_object_signal_emit(wd->base, buf, "elm");
+                  evas_object_smart_callback_call(data, SIG_LEVEL_UP, NULL);
+               }
+          }
+        else
+          {
+             if (wd->level == 1)
+               {
+                  wd->level = 0;
+                  snprintf(buf, sizeof(buf), "elm,state,level,%i", wd->level);
+                  edje_object_signal_emit(wd->base, buf, "elm");
+                  evas_object_smart_callback_call(data, SIG_LEVEL_DOWN, NULL);
+               }
+          }
+     }
+   _sel_eval(data, ev->cur.canvas.x, ev->cur.canvas.y);
+}
+
+EAPI Evas_Object *
+elm_index_add(Evas_Object *parent)
+{
+   Evas_Object *obj;
+   Evas_Object *o;
+   Evas *e;
+   Widget_Data *wd;
+   Evas_Coord minw, minh;
+
+   ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
+
+   ELM_SET_WIDTYPE(widtype, "index");
+   elm_widget_type_set(obj, "index");
+   elm_widget_sub_object_add(parent, obj);
+   elm_widget_data_set(obj, wd);
+   elm_widget_del_hook_set(obj, _del_hook);
+   elm_widget_del_pre_hook_set(obj, _del_pre_hook);
+   elm_widget_theme_hook_set(obj, _theme_hook);
+   elm_widget_signal_emit_hook_set(obj, _signal_emit_hook);
+   elm_widget_signal_callback_add_hook_set(obj, _signal_callback_add_hook);
+   elm_widget_signal_callback_del_hook_set(obj, _signal_callback_del_hook);
+   elm_widget_can_focus_set(obj, EINA_FALSE);
+
+   wd->indicator_disabled = EINA_FALSE;
+   wd->horizontal = EINA_FALSE;
+   wd->autohide_disabled = EINA_FALSE;
+
+   wd->base = edje_object_add(e);
+   _elm_theme_object_set(obj, wd->base, "index", "base/vertical", "default");
+   elm_widget_resize_object_set(obj, wd->base);
+
+   o = evas_object_rectangle_add(e);
+   wd->event[0] = o;
+   evas_object_color_set(o, 0, 0, 0, 0);
+   minw = minh = 0;
+   elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+   evas_object_size_hint_min_set(o, minw, minh);
+   edje_object_part_swallow(wd->base, "elm.swallow.event.0", o);
+   elm_widget_sub_object_add(obj, o);
+   evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_WHEEL, _wheel, obj);
+   evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _mouse_down, obj);
+   evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, _mouse_up, obj);
+   evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move, obj);
+   evas_object_show(o);
+   if (edje_object_part_exists(wd->base, "elm.swallow.event.1"))
+     {
+        o = evas_object_rectangle_add(e);
+        wd->event[1] = o;
+        evas_object_color_set(o, 0, 0, 0, 0);
+        evas_object_size_hint_min_set(o, minw, minh);
+        edje_object_part_swallow(wd->base, "elm.swallow.event.1", o);
+        elm_widget_sub_object_add(obj, o);
+     }
+
+   wd->bx[0] = evas_object_box_add(e);
+   evas_object_box_layout_set(wd->bx[0], _layout, wd, NULL);
+   elm_widget_sub_object_add(obj, wd->bx[0]);
+   edje_object_part_swallow(wd->base, "elm.swallow.index.0", wd->bx[0]);
+   evas_object_show(wd->bx[0]);
+
+   if (edje_object_part_exists(wd->base, "elm.swallow.index.1"))
+     {
+        wd->bx[1] = evas_object_box_add(e);
+        evas_object_box_layout_set(wd->bx[1], _layout, wd, NULL);
+        elm_widget_sub_object_add(obj, wd->bx[1]);
+        edje_object_part_swallow(wd->base, "elm.swallow.index.1", wd->bx[1]);
+        evas_object_show(wd->bx[1]);
+     }
+
+   evas_object_smart_callbacks_descriptions_set(obj, _signals);
+
+   _mirrored_set(obj, elm_widget_mirrored_get(obj));
+   _sizing_eval(obj);
+   return obj;
+}
+
+EAPI void
+elm_index_autohide_disabled_set(Evas_Object *obj, Eina_Bool disabled)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   disabled = !!disabled;
+   if (wd->autohide_disabled == disabled) return;
+   wd->autohide_disabled = disabled;
+   wd->level = 0;
+   if (wd->autohide_disabled)
+     {
+        _index_box_clear(obj, wd->bx[1], 1);
+        _index_box_auto_fill(obj, wd->bx[0], 0);
+        edje_object_signal_emit(wd->base, "elm,state,active", "elm");
+     }
+   else
+     edje_object_signal_emit(wd->base, "elm,state,inactive", "elm");
+
+   //FIXME: Should be update indicator based on the indicator visiblility
+}
+
+EAPI Eina_Bool
+elm_index_autohide_disabled_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return EINA_FALSE;
+   return wd->autohide_disabled;
+}
+
+EAPI void
+elm_index_item_level_set(Evas_Object *obj, int level)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   if (wd->level == level) return;
+   wd->level = level;
+}
+
+EAPI int
+elm_index_item_level_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) 0;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return 0;
+   return wd->level;
+}
+
+EAPI void
+elm_index_item_selected_set(Elm_Object_Item *it, Eina_Bool selected)
+{
+   ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
+   Evas_Coord x, y, w, h;
+   Widget_Data *wd = elm_widget_data_get(WIDGET(it));
+   if (!wd) return;
+
+   //FIXME: Should be update indicator based on the autohidden status & indicator visiblility
+
+   if (selected)
+     {
+        evas_object_geometry_get(VIEW(it), &x, &y, &w, &h);
+        _sel_eval(WIDGET(it), x + (w/2), y + (h/2));
+     }
+   else
+     _sel_eval(WIDGET(it), -99999, -9999);
+
+}
+
+EAPI Elm_Object_Item *
+elm_index_selected_item_get(const Evas_Object *obj, int level)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Eina_List *l;
+   Elm_Index_Item *it;
+   if (!wd) return NULL;
+   EINA_LIST_FOREACH(wd->items, l, it)
+     {
+        if ((it->selected) && (it->level == level))
+          return (Elm_Object_Item *)it;
+     }
+   return NULL;
+}
+
+EAPI Elm_Object_Item *
+elm_index_item_append(Evas_Object *obj, const char *letter, Evas_Smart_Cb func, const void *data)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+   if (!wd) return NULL;
+   it = _item_new(obj, letter, func, data);
+   if (!it) return NULL;
+   wd->items = eina_list_append(wd->items, it);
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   return (Elm_Object_Item *)it;
+}
+
+EAPI Elm_Object_Item *
+elm_index_item_prepend(Evas_Object *obj, const char *letter, Evas_Smart_Cb func, const void *data)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+
+   if (!wd) return NULL;
+   it = _item_new(obj, letter, func, data);
+   if (!it) return NULL;
+   wd->items = eina_list_prepend(wd->items, it);
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   return (Elm_Object_Item *)it;
+}
+
+EINA_DEPRECATED EAPI Elm_Object_Item *
+elm_index_item_prepend_relative(Evas_Object *obj, const char *letter, const void *item, const Elm_Object_Item *relative)
+{
+   return elm_index_item_insert_before(obj, (Elm_Object_Item *) relative, letter, NULL, item);
+}
+
+EAPI Elm_Object_Item *
+elm_index_item_insert_after(Evas_Object *obj, Elm_Object_Item *after, const char *letter, Evas_Smart_Cb func, const void *data)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+   if (!wd) return NULL;
+   if (!after) return elm_index_item_append(obj, letter, func, data);
+   it = _item_new(obj, letter, func, data);
+   if (!it) return NULL;
+   wd->items = eina_list_append_relative(wd->items, it, after);
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   return (Elm_Object_Item *)it;
+}
+
+EAPI Elm_Object_Item *
+elm_index_item_insert_before(Evas_Object *obj, Elm_Object_Item *before, const char *letter, Evas_Smart_Cb func, const void *data)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+   if (!wd) return NULL;
+   if (!before) return elm_index_item_prepend(obj, letter, func, data);
+   it = _item_new(obj, letter, func, data);
+   if (!it) return NULL;
+   wd->items = eina_list_prepend_relative(wd->items, it, before);
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   return (Elm_Object_Item *)it;
+}
+
+EAPI Elm_Object_Item *
+elm_index_item_sorted_insert(Evas_Object *obj, const char *letter, Evas_Smart_Cb func, const void *data, Eina_Compare_Cb cmp_func, Eina_Compare_Cb cmp_data_func)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Eina_List *lnear;
+   Elm_Index_Item *it;
+   int cmp;
+
+   if (!wd) return NULL;
+   if (!(wd->items))
+     return elm_index_item_append(obj, letter, func, data);
+
+   it = _item_new(obj, letter, func, data);
+   if (!it) return NULL;
+
+   lnear = eina_list_search_sorted_near_list(wd->items, cmp_func, it, &cmp);
+   if (cmp < 0)
+     wd->items =  eina_list_append_relative_list(wd->items, it, lnear);
+   else if (cmp > 0)
+     wd->items = eina_list_prepend_relative_list(wd->items, it, lnear);
+   else
+     {
+        /* If cmp_data_func is not provided, append a duplicated item */
+        if (!cmp_data_func)
+          wd->items =  eina_list_append_relative_list(wd->items, it, lnear);
+        else
+          {
+             Elm_Index_Item *p_it = eina_list_data_get(lnear);
+             if (cmp_data_func(p_it->base.data, it->base.data) >= 0)
+               p_it->base.data = it->base.data;
+             _item_free(it);
+             elm_widget_item_free(it);
+          }
+     }
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   return (Elm_Object_Item *)it;
+}
+
+EAPI Elm_Object_Item *
+elm_index_item_find(Evas_Object *obj, const void *data)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) NULL;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return NULL;
+   return (Elm_Object_Item *) _item_find(obj, data);
+}
+
+EAPI void
+elm_index_item_clear(Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Elm_Index_Item *it;
+   Eina_List *l, *clear = NULL;
+   if (!wd) return;
+   _index_box_clear(obj, wd->bx[wd->level], wd->level);
+   EINA_LIST_FOREACH(wd->items, l, it)
+     {
+        if (it->level != wd->level) continue;
+        clear = eina_list_append(clear, it);
+     }
+   EINA_LIST_FREE(clear, it)
+     {
+        _item_free(it);
+        elm_widget_item_free(it);
+     }
+}
+
+EAPI void
+elm_index_level_go(Evas_Object *obj, int level __UNUSED__)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   _index_box_auto_fill(obj, wd->bx[0], 0);
+   if (wd->level == 1) _index_box_auto_fill(obj, wd->bx[1], 1);
+}
+
+EAPI void
+elm_index_indicator_disabled_set(Evas_Object *obj, Eina_Bool disabled)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+
+   disabled = !!disabled;
+   if (wd->indicator_disabled == disabled) return;
+   wd->indicator_disabled = disabled;
+   if (!wd->items) return;
+   if (disabled)
+     edje_object_signal_emit(wd->base, "elm,indicator,state,inactive", "elm");
+   else
+     edje_object_signal_emit(wd->base, "elm,indicator,state,active", "elm");
+}
+
+EAPI Eina_Bool
+elm_index_indicator_disabled_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return EINA_FALSE;
+
+   return wd->indicator_disabled;
+}
+
+EAPI const char *
+elm_index_item_letter_get(const Elm_Object_Item *it)
+{
+   ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
+   return ((Elm_Index_Item *)it)->letter;
+}
+
+EAPI void
+elm_index_horizontal_set(Evas_Object *obj, Eina_Bool horizontal)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+
+   horizontal = !!horizontal;
+   if (horizontal == wd->horizontal) return;
+   wd->horizontal = horizontal;
+   _theme_hook(obj);
+}
+
+EAPI Eina_Bool
+elm_index_horizontal_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return EINA_FALSE;
+   return wd->horizontal;
+}
+
+