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efl/legacy/elementary/src/lib/elm_index.c

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#include <Elementary.h>
#include "elm_priv.h"
#include "els_box.h"
#include "elm_widget_layout.h"
static const char INDEX_SMART_NAME[] = "elm_index";
typedef struct _Elm_Index_Smart_Data Elm_Index_Smart_Data;
typedef struct _Elm_Index_Item Elm_Index_Item;
struct _Elm_Index_Smart_Data
{
Elm_Layout_Smart_Data base;
Evas_Object *event[2];
Evas_Object *bx[2]; // 2 - for now all that's supported
Eina_List *items; /* 1 list. 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 down : 1;
Eina_Bool horizontal : 1;
Eina_Bool autohide_disabled : 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;
};
#define ELM_INDEX_DATA_GET(o, sd) \
Elm_Index_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_INDEX_DATA_GET_OR_RETURN(o, ptr) \
ELM_INDEX_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_INDEX_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_INDEX_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_INDEX_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), INDEX_SMART_NAME, __func__)) \
return
#define ELM_INDEX_ITEM_CHECK(it) \
ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, ); \
ELM_INDEX_CHECK(it->base.widget);
#define ELM_INDEX_ITEM_CHECK_OR_RETURN(it, ...) \
ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, __VA_ARGS__); \
ELM_INDEX_CHECK(it->base.widget) __VA_ARGS__;
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 _smart_callbacks[] = {
{SIG_CHANGED, ""},
{SIG_DELAY_CHANGED, ""},
{SIG_SELECTED, ""},
{SIG_LEVEL_UP, ""},
{SIG_LEVEL_DOWN, ""},
{NULL, NULL}
};
/* Inheriting from elm_layout. Besides, we need no more than what is
* there */
EVAS_SMART_SUBCLASS_NEW
(INDEX_SMART_NAME, _elm_index, Elm_Layout_Smart_Class,
Elm_Layout_Smart_Class, elm_layout_smart_class_get, _smart_callbacks);
static void
_item_free(Elm_Index_Item *it)
{
ELM_INDEX_DATA_GET(WIDGET(it), sd);
sd->items = eina_list_remove(sd->items, it);
if (it->letter) eina_stringshare_del(it->letter);
}
static void
_box_custom_layout(Evas_Object *o,
Evas_Object_Box_Data *priv,
void *data)
{
Elm_Index_Smart_Data *sd = data;
_els_box_layout(o, priv, sd->horizontal, 1, 0);
}
static void
_index_box_clear(Evas_Object *obj,
Evas_Object *box __UNUSED__,
int level)
{
Eina_List *l;
Elm_Index_Item *it;
ELM_INDEX_DATA_GET(obj, sd);
if (!sd->level_active[level]) return;
EINA_LIST_FOREACH (sd->items, l, it)
{
if (!VIEW(it)) continue;
if (it->level != level) continue;
evas_object_del(VIEW(it));
VIEW(it) = NULL;
}
sd->level_active[level] = 0;
}
// FIXME: always have index filled
static void
_index_box_auto_fill(Evas_Object *obj,
Evas_Object *box,
int level)
{
int i = 0;
Eina_List *l;
Eina_Bool rtl;
Elm_Index_Item *it;
Evas_Coord mw, mh, w, h;
ELM_INDEX_DATA_GET(obj, sd);
if (sd->level_active[level]) return;
rtl = elm_widget_mirrored_get(obj);
evas_object_geometry_get(box, NULL, NULL, &w, &h);
EINA_LIST_FOREACH (sd->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 (sd->horizontal)
{
if (i & 0x1)
elm_widget_theme_object_set
(obj, o, "index", "item_odd/horizontal",
elm_widget_style_get(obj));
else
elm_widget_theme_object_set
(obj, o, "index", "item/horizontal",
elm_widget_style_get(obj));
}
else
{
if (i & 0x1)
elm_widget_theme_object_set
(obj, o, "index", "item_odd/vertical",
elm_widget_style_get(obj));
else
elm_widget_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);
sd->level_active[level] = 1;
}
static Eina_Bool
_elm_index_smart_theme(Evas_Object *obj)
{
Evas_Coord minw = 0, minh = 0;
ELM_INDEX_DATA_GET(obj, sd);
_index_box_clear(obj, sd->bx[0], 0);
_index_box_clear(obj, sd->bx[1], 1);
if (sd->horizontal)
eina_stringshare_replace(&ELM_LAYOUT_DATA(sd)->group, "base/horizontal");
else
eina_stringshare_replace(&ELM_LAYOUT_DATA(sd)->group, "base/vertical");
if (!ELM_WIDGET_CLASS(_elm_index_parent_sc)->theme(obj)) return EINA_FALSE;
elm_coords_finger_size_adjust(1, &minw, 1, &minh);
evas_object_size_hint_min_set(sd->event[0], minw, minh);
if (edje_object_part_exists
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.swallow.index.1"))
{
if (!sd->bx[1])
{
sd->bx[1] = evas_object_box_add(evas_object_evas_get(obj));
evas_object_box_layout_set
(sd->bx[1], _box_custom_layout, sd, NULL);
elm_widget_sub_object_add(obj, sd->bx[1]);
}
elm_layout_content_set(obj, "elm.swallow.index.1", sd->bx[1]);
}
else if (sd->bx[1])
{
evas_object_del(sd->bx[1]);
sd->bx[1] = NULL;
}
if (edje_object_part_exists
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.swallow.event.1"))
{
if (!sd->event[1])
{
sd->event[1] =
evas_object_rectangle_add(evas_object_evas_get(obj));
evas_object_color_set(sd->event[1], 0, 0, 0, 0);
elm_widget_sub_object_add(obj, sd->event[1]);
}
elm_layout_content_set(obj, "elm.swallow.event.1", sd->event[1]);
evas_object_size_hint_min_set(sd->event[1], minw, minh);
}
else if (sd->event[1])
{
evas_object_del(sd->event[1]);
sd->event[1] = NULL;
}
edje_object_message_signal_process(ELM_WIDGET_DATA(sd)->resize_obj);
elm_layout_sizing_eval(obj);
_index_box_auto_fill(obj, sd->bx[0], 0);
if (sd->autohide_disabled)
{
if (sd->level == 1) _index_box_auto_fill(obj, sd->bx[1], 1);
elm_layout_signal_emit(obj, "elm,state,active", "elm");
}
else elm_layout_signal_emit(obj, "elm,state,inactive", "elm");
return EINA_TRUE;
}
static void
_elm_index_smart_sizing_eval(Evas_Object *obj)
{
Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
ELM_INDEX_DATA_GET(obj, sd);
edje_object_size_min_calc(ELM_WIDGET_DATA(sd)->resize_obj, &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)
{
ELM_INDEX_DATA_GET(WIDGET(it), sd);
_item_free((Elm_Index_Item *)it);
_index_box_clear(WIDGET(it), sd->bx[sd->level], sd->level);
return EINA_TRUE;
}
static Elm_Index_Item *
_item_new(Evas_Object *obj,
const char *letter,
Evas_Smart_Cb func,
const void *data)
{
Elm_Index_Item *it;
ELM_INDEX_DATA_GET(obj, sd);
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 = sd->level;
return it;
}
static Elm_Index_Item *
_item_find(Evas_Object *obj,
const void *data)
{
Eina_List *l;
Elm_Index_Item *it;
ELM_INDEX_DATA_GET(obj, sd);
EINA_LIST_FOREACH (sd->items, l, it)
if (it->base.data == data) return it;
return NULL;
}
static Eina_Bool
_delay_change(void *data)
{
Elm_Object_Item *item;
ELM_INDEX_DATA_GET(data, sd);
sd->delay = NULL;
item = elm_index_selected_item_get(data, sd->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)
{
Evas_Coord x, y, w, h, bx, by, bw, bh, xx, yy;
Elm_Index_Item *it, *it_closest, *it_last;
char *label = NULL, *last = NULL;
double cdv = 0.5;
Evas_Coord dist;
Eina_List *l;
int i;
ELM_INDEX_DATA_GET(obj, sd);
for (i = 0; i <= sd->level; i++)
{
it_last = NULL;
it_closest = NULL;
dist = 0x7fffffff;
evas_object_geometry_get(sd->bx[i], &bx, &by, &bw, &bh);
EINA_LIST_FOREACH (sd->items, l, it)
{
if (it->level != i) continue;
if (it->level != sd->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 (sd->horizontal)
cdv = (double)(xx - bx) / (double)bw;
else
cdv = (double)(yy - by) / (double)bh;
it_closest = it;
dist = x;
}
}
if ((i == 0) && (sd->level == 0))
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj, "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
(obj, SIG_CHANGED, (void *)it);
if (sd->delay) ecore_timer_del(sd->delay);
sd->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("");
elm_layout_text_set(obj, "elm.text.body", label);
elm_layout_text_set(obj, "elm.text", last);
free(label);
free(last);
}
static void
_on_mouse_wheel(void *data __UNUSED__,
Evas *e __UNUSED__,
Evas_Object *o __UNUSED__,
void *event_info __UNUSED__)
{
}
static void
_on_mouse_down(void *data,
Evas *e __UNUSED__,
Evas_Object *o __UNUSED__,
void *event_info)
{
Evas_Event_Mouse_Down *ev = event_info;
Evas_Coord x, y, w;
ELM_INDEX_DATA_GET(data, sd);
if (ev->button != 1) return;
sd->down = 1;
evas_object_geometry_get(ELM_WIDGET_DATA(sd)->resize_obj, &x, &y, &w, NULL);
sd->dx = ev->canvas.x - x;
sd->dy = ev->canvas.y - y;
if (!sd->autohide_disabled)
{
_index_box_clear(data, sd->bx[1], 1);
_index_box_auto_fill(data, sd->bx[0], 0);
elm_layout_signal_emit(data, "elm,state,active", "elm");
}
_sel_eval(data, ev->canvas.x, ev->canvas.y);
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.dragable.pointer",
(!elm_object_mirrored_get(data)) ? sd->dx : (sd->dx - w), sd->dy);
if (sd->items && !sd->indicator_disabled)
elm_layout_signal_emit(data, "elm,indicator,state,active", "elm");
}
static void
_on_mouse_up(void *data,
Evas *e __UNUSED__,
Evas_Object *o __UNUSED__,
void *event_info)
{
Evas_Event_Mouse_Up *ev = event_info;
Elm_Object_Item *item;
Elm_Index_Item *id_item;
ELM_INDEX_DATA_GET(data, sd);
if (ev->button != 1) return;
sd->down = 0;
item = elm_index_selected_item_get(data, sd->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 (!sd->autohide_disabled)
elm_layout_signal_emit(data, "elm,state,inactive", "elm");
elm_layout_signal_emit(data, "elm,state,level,0", "elm");
if (sd->items && !sd->indicator_disabled)
elm_layout_signal_emit(data, "elm,indicator,state,inactive", "elm");
}
static void
_on_mouse_move(void *data,
Evas *e __UNUSED__,
Evas_Object *o __UNUSED__,
void *event_info)
{
Evas_Event_Mouse_Move *ev = event_info;
Evas_Coord minw = 0, minh = 0, x, y, dx, adx, w;
char buf[1024];
ELM_INDEX_DATA_GET(data, sd);
if (!sd->down) return;
elm_coords_finger_size_adjust(1, &minw, 1, &minh);
evas_object_geometry_get(ELM_WIDGET_DATA(sd)->resize_obj, &x, &y, &w, NULL);
x = ev->cur.canvas.x - x;
y = ev->cur.canvas.y - y;
dx = x - sd->dx;
adx = dx;
if (adx < 0) adx = -dx;
edje_object_part_drag_value_set
(ELM_WIDGET_DATA(sd)->resize_obj, "elm.dragable.pointer",
(!edje_object_mirrored_get(ELM_WIDGET_DATA(sd)->resize_obj)) ?
x : (x - w), y);
if (!sd->horizontal)
{
if (adx > minw)
{
if (!sd->level)
{
sd->level = 1;
snprintf(buf, sizeof(buf), "elm,state,level,%i", sd->level);
elm_layout_signal_emit(data, buf, "elm");
evas_object_smart_callback_call(data, SIG_LEVEL_UP, NULL);
}
}
else
{
if (sd->level == 1)
{
sd->level = 0;
snprintf(buf, sizeof(buf), "elm,state,level,%i", sd->level);
elm_layout_signal_emit(data, buf, "elm");
evas_object_smart_callback_call(data, SIG_LEVEL_DOWN, NULL);
}
}
}
_sel_eval(data, ev->cur.canvas.x, ev->cur.canvas.y);
}
static void
_elm_index_smart_add(Evas_Object *obj)
{
Evas_Object *o;
Evas_Coord minw, minh;
EVAS_SMART_DATA_ALLOC(obj, Elm_Index_Smart_Data);
ELM_WIDGET_CLASS(_elm_index_parent_sc)->base.add(obj);
priv->indicator_disabled = EINA_FALSE;
priv->horizontal = EINA_FALSE;
priv->autohide_disabled = EINA_FALSE;
elm_layout_theme_set
(obj, "index", "base/vertical", elm_widget_style_get(obj));
o = evas_object_rectangle_add(evas_object_evas_get(obj));
priv->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);
elm_layout_content_set(obj, "elm.swallow.event.0", o);
elm_widget_sub_object_add(obj, o);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_WHEEL, _on_mouse_wheel, obj);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_DOWN, _on_mouse_down, obj);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_UP, _on_mouse_up, obj);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_MOVE, _on_mouse_move, obj);
if (edje_object_part_exists
(ELM_WIDGET_DATA(priv)->resize_obj, "elm.swallow.event.1"))
{
o = evas_object_rectangle_add(evas_object_evas_get(obj));
priv->event[1] = o;
evas_object_color_set(o, 0, 0, 0, 0);
evas_object_size_hint_min_set(o, minw, minh);
elm_layout_content_set(obj, "elm.swallow.event.1", o);
elm_widget_sub_object_add(obj, o);
}
priv->bx[0] = evas_object_box_add(evas_object_evas_get(obj));
evas_object_box_layout_set(priv->bx[0], _box_custom_layout, priv, NULL);
elm_widget_sub_object_add(obj, priv->bx[0]);
elm_layout_content_set(obj, "elm.swallow.index.0", priv->bx[0]);
evas_object_show(priv->bx[0]);
if (edje_object_part_exists
(ELM_WIDGET_DATA(priv)->resize_obj, "elm.swallow.index.1"))
{
priv->bx[1] = evas_object_box_add(evas_object_evas_get(obj));
evas_object_box_layout_set
(priv->bx[1], _box_custom_layout, priv, NULL);
elm_widget_sub_object_add(obj, priv->bx[1]);
elm_layout_content_set(obj, "elm.swallow.index.1", priv->bx[1]);
evas_object_show(priv->bx[1]);
}
elm_layout_sizing_eval(obj);
elm_widget_can_focus_set(obj, EINA_FALSE);
}
static void
_elm_index_smart_del(Evas_Object *obj)
{
Elm_Index_Item *it;
ELM_INDEX_DATA_GET(obj, sd);
while (sd->items)
{
it = sd->items->data;
_item_free(it);
elm_widget_item_del(it);
}
if (sd->delay) ecore_timer_del(sd->delay);
ELM_WIDGET_CLASS(_elm_index_parent_sc)->base.del(obj);
}
static void
_elm_index_smart_set_user(Elm_Layout_Smart_Class *sc)
{
ELM_WIDGET_CLASS(sc)->base.add = _elm_index_smart_add;
ELM_WIDGET_CLASS(sc)->base.del = _elm_index_smart_del;
ELM_WIDGET_CLASS(sc)->theme = _elm_index_smart_theme;
/* not a 'focus chain manager' */
ELM_WIDGET_CLASS(sc)->focus_next = NULL;
ELM_WIDGET_CLASS(sc)->focus_direction = NULL;
sc->sizing_eval = _elm_index_smart_sizing_eval;
}
EAPI Evas_Object *
elm_index_add(Evas_Object *parent)
{
Evas *e;
Evas_Object *obj;
EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
e = evas_object_evas_get(parent);
if (!e) return NULL;
obj = evas_object_smart_add(e, _elm_index_smart_class_new());
if (!elm_widget_sub_object_add(parent, obj))
ERR("could not add %p as sub object of %p", obj, parent);
return obj;
}
EAPI void
elm_index_autohide_disabled_set(Evas_Object *obj,
Eina_Bool disabled)
{
ELM_INDEX_CHECK(obj);
ELM_INDEX_DATA_GET(obj, sd);
disabled = !!disabled;
if (sd->autohide_disabled == disabled) return;
sd->autohide_disabled = disabled;
sd->level = 0;
if (sd->autohide_disabled)
{
_index_box_clear(obj, sd->bx[1], 1);
_index_box_auto_fill(obj, sd->bx[0], 0);
elm_layout_signal_emit(obj, "elm,state,active", "elm");
}
else
elm_layout_signal_emit(obj, "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_INDEX_CHECK(obj) EINA_FALSE;
ELM_INDEX_DATA_GET(obj, sd);
return sd->autohide_disabled;
}
EAPI void
elm_index_item_level_set(Evas_Object *obj,
int level)
{
ELM_INDEX_CHECK(obj);
ELM_INDEX_DATA_GET(obj, sd);
if (sd->level == level) return;
sd->level = level;
}
EAPI int
elm_index_item_level_get(const Evas_Object *obj)
{
ELM_INDEX_CHECK(obj) 0;
ELM_INDEX_DATA_GET(obj, sd);
return sd->level;
}
EAPI void
elm_index_item_selected_set(Elm_Object_Item *it,
Eina_Bool selected)
{
Evas_Coord x, y, w, h;
ELM_INDEX_ITEM_CHECK_OR_RETURN(it);
//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)
{
Eina_List *l;
Elm_Index_Item *it;
ELM_INDEX_CHECK(obj) NULL;
ELM_INDEX_DATA_GET(obj, sd);
EINA_LIST_FOREACH (sd->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_Index_Item *it;
ELM_INDEX_CHECK(obj) NULL;
ELM_INDEX_DATA_GET(obj, sd);
it = _item_new(obj, letter, func, data);
if (!it) return NULL;
sd->items = eina_list_append(sd->items, it);
_index_box_clear(obj, sd->bx[sd->level], sd->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_Index_Item *it;
ELM_INDEX_CHECK(obj) NULL;
ELM_INDEX_DATA_GET(obj, sd);
it = _item_new(obj, letter, func, data);
if (!it) return NULL;
sd->items = eina_list_prepend(sd->items, it);
_index_box_clear(obj, sd->bx[sd->level], sd->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_Index_Item *it;
ELM_INDEX_CHECK(obj) NULL;
ELM_INDEX_DATA_GET(obj, sd);
if (!after) return elm_index_item_append(obj, letter, func, data);
it = _item_new(obj, letter, func, data);
if (!it) return NULL;
sd->items = eina_list_append_relative(sd->items, it, after);
_index_box_clear(obj, sd->bx[sd->level], sd->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_Index_Item *it;
ELM_INDEX_CHECK(obj) NULL;
ELM_INDEX_DATA_GET(obj, sd);
if (!before) return elm_index_item_prepend(obj, letter, func, data);
it = _item_new(obj, letter, func, data);
if (!it) return NULL;
sd->items = eina_list_prepend_relative(sd->items, it, before);
_index_box_clear(obj, sd->bx[sd->level], sd->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_Index_Item *it;
Eina_List *lnear;
int cmp;
ELM_INDEX_CHECK(obj) NULL;
ELM_INDEX_DATA_GET(obj, sd);
if (!(sd->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(sd->items, cmp_func, it, &cmp);
if (cmp < 0)
sd->items = eina_list_append_relative_list(sd->items, it, lnear);
else if (cmp > 0)
sd->items = eina_list_prepend_relative_list(sd->items, it, lnear);
else
{
/* If cmp_data_func is not provided, append a duplicated item */
if (!cmp_data_func)
sd->items = eina_list_append_relative_list(sd->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_del(it);
}
}
_index_box_clear(obj, sd->bx[sd->level], sd->level);
return (Elm_Object_Item *)it;
}
EAPI Elm_Object_Item *
elm_index_item_find(Evas_Object *obj,
const void *data)
{
ELM_INDEX_CHECK(obj) NULL;
return (Elm_Object_Item *)_item_find(obj, data);
}
EAPI void
elm_index_item_clear(Evas_Object *obj)
{
Elm_Index_Item *it;
Eina_List *l, *clear = NULL;
ELM_INDEX_CHECK(obj);
ELM_INDEX_DATA_GET(obj, sd);
_index_box_clear(obj, sd->bx[sd->level], sd->level);
EINA_LIST_FOREACH (sd->items, l, it)
{
if (it->level != sd->level) continue;
clear = eina_list_append(clear, it);
}
EINA_LIST_FREE (clear, it)
{
_item_free(it);
elm_widget_item_del(it);
}
}
EAPI void
elm_index_level_go(Evas_Object *obj,
int level __UNUSED__)
{
ELM_INDEX_CHECK(obj);
ELM_INDEX_DATA_GET(obj, sd);
_index_box_auto_fill(obj, sd->bx[0], 0);
if (sd->level == 1) _index_box_auto_fill(obj, sd->bx[1], 1);
}
EAPI void
elm_index_indicator_disabled_set(Evas_Object *obj,
Eina_Bool disabled)
{
ELM_INDEX_CHECK(obj);
ELM_INDEX_DATA_GET(obj, sd);
disabled = !!disabled;
if (sd->indicator_disabled == disabled) return;
sd->indicator_disabled = disabled;
if (!sd->items) return;
if (disabled)
elm_layout_signal_emit(obj, "elm,indicator,state,inactive", "elm");
else
elm_layout_signal_emit(obj, "elm,indicator,state,active", "elm");
}
EAPI Eina_Bool
elm_index_indicator_disabled_get(const Evas_Object *obj)
{
ELM_INDEX_CHECK(obj) EINA_FALSE;
ELM_INDEX_DATA_GET(obj, sd);
return sd->indicator_disabled;
}
EAPI const char *
elm_index_item_letter_get(const Elm_Object_Item *it)
{
ELM_INDEX_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_INDEX_CHECK(obj);
ELM_INDEX_DATA_GET(obj, sd);
horizontal = !!horizontal;
if (horizontal == sd->horizontal) return;
sd->horizontal = horizontal;
_elm_index_smart_theme(obj);
}
EAPI Eina_Bool
elm_index_horizontal_get(const Evas_Object *obj)
{
ELM_INDEX_CHECK(obj) EINA_FALSE;
ELM_INDEX_DATA_GET(obj, sd);
return sd->horizontal;
}
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