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

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#ifdef HAVE_CONFIG_H
# include "elementary_config.h"
#endif
#define ELM_INTERFACE_ATSPI_ACCESSIBLE_PROTECTED
#define ELM_WIDGET_ITEM_PROTECTED
#include <Elementary.h>
#include "elm_priv.h"
#include "els_box.h"
#include "elm_widget_layout.h"
#include "elm_widget_index.h"
#define MY_CLASS ELM_INDEX_CLASS
#define MY_CLASS_NAME "Elm_Index"
#define MY_CLASS_NAME_LEGACY "elm_index"
#define INDEX_DELAY_CHANGE_TIME 0.2
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, ""},
{SIG_WIDGET_LANG_CHANGED, ""}, /**< handled by elm_widget */
{SIG_WIDGET_ACCESS_CHANGED, ""}, /**< handled by elm_widget */
{SIG_LAYOUT_FOCUSED, ""}, /**< handled by elm_layout */
{SIG_LAYOUT_UNFOCUSED, ""}, /**< handled by elm_layout */
{NULL, NULL}
};
static void
_item_free(Elm_Index_Item_Data *it)
{
ELM_INDEX_DATA_GET(WIDGET(it), sd);
sd->items = eina_list_remove(sd->items, EO_OBJ(it));
if (it->omitted)
it->omitted = eina_list_free(it->omitted);
ELM_SAFE_FREE(it->letter, eina_stringshare_del);
}
static void
_box_custom_layout(Evas_Object *o,
Evas_Object_Box_Data *priv,
void *data)
{
Elm_Index_Data *sd = data;
_els_box_layout(o, priv, sd->horizontal, EINA_TRUE, EINA_FALSE);
}
static void
_index_box_clear(Evas_Object *obj,
int level)
{
Eina_List *l;
Elm_Object_Item *eo_item;
ELM_INDEX_DATA_GET(obj, sd);
if (!sd->level_active[level]) return;
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->level != level) continue;
ELM_SAFE_FREE(VIEW(it), evas_object_del);
}
sd->level_active[level] = EINA_FALSE;
}
static void
_access_index_register(Evas_Object *obj)
{
Evas_Object *ao;
elm_widget_can_focus_set(obj, EINA_TRUE);
ao = _elm_access_edje_object_part_object_register
(obj, elm_layout_edje_get(obj), "access");
_elm_access_text_set
(_elm_access_info_get(ao), ELM_ACCESS_TYPE, E_("Index"));
}
static char *
_access_info_cb(void *data, Evas_Object *obj EINA_UNUSED)
{
const char *txt = NULL;
Elm_Index_Item_Data *it = (Elm_Index_Item_Data *)data;
ELM_INDEX_ITEM_CHECK_OR_RETURN(it, NULL);
txt = elm_widget_access_info_get(obj);
if (!txt) txt = it->letter;
if (txt) return strdup(txt);
return NULL;
}
EOLIAN static Evas_Object*
_elm_index_item_elm_widget_item_access_register(Eo *eo_item, Elm_Index_Item_Data *it)
{
Elm_Access_Info *ai;
Evas_Object *ret = NULL;
eo_do_super(eo_item, ELM_INDEX_ITEM_CLASS, ret = elm_wdg_item_access_register());
ai = _elm_access_info_get(it->base->access_obj);
_elm_access_text_set(ai, ELM_ACCESS_TYPE, E_("Index Item"));
_elm_access_callback_set(ai, ELM_ACCESS_INFO, _access_info_cb, it);
return ret;
}
static void
_omit_calc(void *data, int num_of_items, int max_num_of_items)
{
Elm_Index_Data *sd = data;
int max_group_num, num_of_extra_items, i, g, size, sum, *group_pos, *omit_info;
Elm_Index_Omit *o;
if ((max_num_of_items < 3) || (num_of_items <= max_num_of_items)) return;
max_group_num = (max_num_of_items - 1) / 2;
num_of_extra_items = num_of_items - max_num_of_items;
group_pos = (int *)malloc(sizeof(int) * max_group_num);
omit_info = (int *)malloc(sizeof(int) * max_num_of_items);
if (num_of_extra_items >= max_group_num)
{
g = 1;
for (i = 0; i < max_group_num; i++)
{
group_pos[i] = g;
g += 2;
}
}
else
{
size = max_num_of_items / (num_of_extra_items + 1);
g = size;
for (i = 0; i < num_of_extra_items; i++)
{
group_pos[i] = g;
g += size;
}
}
for (i = 0; i < max_num_of_items; i++)
omit_info[i] = 1;
for (i = 0; i < num_of_extra_items; i++)
omit_info[group_pos[i % max_group_num]]++;
sum = 0;
for (i = 0; i < max_num_of_items; i++)
{
if (omit_info[i] > 1)
{
o = (Elm_Index_Omit *)malloc(sizeof(Elm_Index_Omit));
o->offset = sum;
o->count = omit_info[i];
sd->omit = eina_list_append(sd->omit, o);
}
sum += omit_info[i];
}
free(group_pos);
free(omit_info);
}
// FIXME: always have index filled
static void
_index_box_auto_fill(Evas_Object *obj,
int level)
{
int i = 0, max_num_of_items = 0, num_of_items = 0, g = 0, skip = 0;
Eina_List *l;
Eina_Bool rtl;
Elm_Object_Item *eo_item;
Elm_Index_Item_Data *head = NULL;
Evas_Coord mw, mh, ih;
Evas_Object *o;
Elm_Index_Omit *om;
const char *style = elm_widget_style_get(obj);
ELM_INDEX_DATA_GET(obj, sd);
if (sd->level_active[level]) return;
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
evas_object_geometry_get(wd->resize_obj, NULL, NULL, NULL, &ih);
rtl = elm_widget_mirrored_get(obj);
EINA_LIST_FREE(sd->omit, om)
free(om);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->omitted)
it->omitted = eina_list_free(it->omitted);
if (it->head) it->head = NULL;
}
if (sd->omit_enabled)
{
o = edje_object_add(evas_object_evas_get(obj));
elm_widget_theme_object_set
(obj, o, "index", "item/vertical", style);
edje_object_size_min_restricted_calc(o, NULL, &mh, 0, 0);
evas_object_del(o);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->level == level) num_of_items++;
}
if (mh != 0)
max_num_of_items = ih / mh;
_omit_calc(sd, num_of_items, max_num_of_items);
}
om = eina_list_nth(sd->omit, g);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
const char *stacking;
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->level != level) continue;
if ((om) && (i == om->offset))
{
skip = om->count;
skip--;
head = it;
it->head = head;
head->omitted = eina_list_append(head->omitted, it);
om = eina_list_nth(sd->omit, ++g);
}
else if (skip > 0)
{
skip--;
i++;
if (head)
{
it->head = head;
head->omitted = eina_list_append(head->omitted, it);
// if it is selected but omitted, send signal to it's head
if (it->selected)
edje_object_signal_emit(VIEW(it->head), "elm,state,active", "elm");
}
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", style);
else
elm_widget_theme_object_set
(obj, o, "index", "item/horizontal", style);
}
else
{
if (i & 0x1)
elm_widget_theme_object_set
(obj, o, "index", "item_odd/vertical", style);
else
elm_widget_theme_object_set
(obj, o, "index", "item/vertical", style);
}
if (skip > 0)
edje_object_part_text_escaped_set(o, "elm.text", "*");
else
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(sd->bx[level], o);
stacking = edje_object_data_get(o, "stacking");
if (it->selected)
edje_object_signal_emit(o, "elm,state,active", "elm");
if (stacking)
{
if (!strcmp(stacking, "below")) evas_object_lower(o);
else if (!strcmp(stacking, "above"))
evas_object_raise(o);
}
evas_object_show(o);
i++;
// ACCESS
if ((it->level == 0) &&
(_elm_config->access_mode == ELM_ACCESS_MODE_ON))
eo_do(eo_item, elm_wdg_item_access_register());
}
evas_object_smart_calculate(sd->bx[level]);
sd->level_active[level] = EINA_TRUE;
}
EOLIAN static Eina_Bool
_elm_index_elm_widget_theme_apply(Eo *obj, Elm_Index_Data *sd)
{
Evas_Coord minw = 0, minh = 0;
Elm_Object_Item *eo_item;
Eina_Bool int_ret = EINA_FALSE;
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, EINA_FALSE);
ELM_LAYOUT_DATA_GET(obj, ld);
_index_box_clear(obj, 0);
_index_box_clear(obj, 1);
if (sd->horizontal)
eina_stringshare_replace(&ld->group, "base/horizontal");
else
eina_stringshare_replace(&ld->group, "base/vertical");
eo_do_super(obj, MY_CLASS, int_ret = elm_obj_widget_theme_apply());
if (!int_ret) return EINA_FALSE;
elm_coords_finger_size_adjust(1, &minw, 1, &minh);
evas_object_size_hint_min_set(sd->event_rect[0], minw, minh);
if (edje_object_part_exists
(wd->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
ELM_SAFE_FREE(sd->bx[1], evas_object_del);
if (edje_object_part_exists
(wd->resize_obj, "elm.swallow.event.1"))
{
if (!sd->event_rect[1])
{
sd->event_rect[1] =
evas_object_rectangle_add(evas_object_evas_get(obj));
evas_object_color_set(sd->event_rect[1], 0, 0, 0, 0);
elm_widget_sub_object_add(obj, sd->event_rect[1]);
}
elm_layout_content_set(obj, "elm.swallow.event.1", sd->event_rect[1]);
evas_object_size_hint_min_set(sd->event_rect[1], minw, minh);
}
else
ELM_SAFE_FREE(sd->event_rect[1], evas_object_del);
edje_object_message_signal_process(wd->resize_obj);
elm_layout_sizing_eval(obj);
_index_box_auto_fill(obj, 0);
if (sd->autohide_disabled)
{
if (sd->level == 1) _index_box_auto_fill(obj, 1);
elm_layout_signal_emit(obj, "elm,state,active", "elm");
}
else elm_layout_signal_emit(obj, "elm,state,inactive", "elm");
eo_item = elm_index_selected_item_get(obj, sd->level);
if (eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->head)
edje_object_signal_emit(VIEW(it->head), "elm,state,active", "elm");
else
edje_object_signal_emit(VIEW(it), "elm,state,active", "elm");
}
// ACCESS
if (_elm_config->access_mode == ELM_ACCESS_MODE_ON)
_access_index_register(obj);
return EINA_TRUE;
}
EOLIAN static void
_elm_index_elm_layout_sizing_eval(Eo *obj, Elm_Index_Data *_pd EINA_UNUSED)
{
Evas_Coord minw = -1, minh = -1;
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
edje_object_size_min_calc(wd->resize_obj, &minw, &minh);
evas_object_size_hint_min_set(obj, minw, minh);
evas_object_size_hint_max_set(obj, -1, -1);
}
EOLIAN static void
_elm_index_item_eo_base_destructor(Eo *eo_item EINA_UNUSED, Elm_Index_Item_Data *it)
{
ELM_INDEX_DATA_GET(WIDGET(it), sd);
_item_free(it);
_index_box_clear(WIDGET(it), sd->level);
eo_do_super(eo_item, ELM_INDEX_ITEM_CLASS, eo_destructor());
}
EOLIAN static void
_elm_index_item_eo_base_constructor(Eo *obj, Elm_Index_Item_Data *it)
{
eo_do_super(obj, ELM_INDEX_ITEM_CLASS, eo_constructor());
it->base = eo_data_scope_get(obj, ELM_WIDGET_ITEM_CLASS);
}
static Elm_Object_Item *
_item_new(Evas_Object *obj,
const char *letter,
Evas_Smart_Cb func,
const void *data)
{
Eo *eo_item;
ELM_INDEX_DATA_GET(obj, sd);
eo_item = eo_add (ELM_INDEX_ITEM_CLASS, obj);
if (!eo_item) return NULL;
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (letter) it->letter = eina_stringshare_add(letter);
it->func = func;
WIDGET_ITEM_DATA_SET(EO_OBJ(it), data);
it->level = sd->level;
return eo_item;
}
static Elm_Index_Item_Data *
_item_find(Evas_Object *obj,
const void *data)
{
Eina_List *l;
Elm_Object_Item *eo_item;
ELM_INDEX_DATA_GET(obj, sd);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (WIDGET_ITEM_DATA_GET(EO_OBJ(it)) == data) return it;
}
return NULL;
}
static Eina_Bool
_delay_change_cb(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_Data *it, *it_closest, *it_last, *om_closest;
Elm_Object_Item *eo_item;
char *label = NULL, *last = NULL;
double cdv = 0.5;
Evas_Coord dist;
Eina_List *l;
int i, j, size, dh, dx, dy;
ELM_INDEX_DATA_GET(obj, sd);
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
for (i = 0; i <= sd->level; i++)
{
it_last = NULL;
it_closest = NULL;
om_closest = NULL;
dist = 0x7fffffff;
evas_object_geometry_get(sd->bx[i], &bx, &by, &bw, &bh);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
it = eo_data_scope_get(eo_item, ELM_INDEX_ITEM_CLASS);
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 = EINA_FALSE;
}
if (VIEW(it))
{
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
(wd->resize_obj, "elm.dragable.index.1", cdv, cdv);
if (it_closest && it_closest->omitted)
{
it = it_closest;
size = eina_list_count(it->omitted);
evas_object_geometry_get(VIEW(it), &x, &y, &w, &h);
dist = 0x7fffffff;
dh = h / size;
if (dh == 0)
WRN("too many index items to omit."); //FIXME
else
{
for (j = 0; j < size; j++)
{
xx = x + (w / 2);
yy = y + (dh * j) + (dh / 2);
dx = evx - xx;
dy = evy - yy;
dx = (dx * dx) + (dy * dy);
if ((dx < dist) || (!om_closest))
{
om_closest = eina_list_nth(it->omitted, j);
dist = dx;
}
}
}
}
if (om_closest) om_closest->selected = EINA_TRUE;
else if (it_closest) it_closest->selected = EINA_TRUE;
if (it_closest != it_last)
{
if (it_last)
{
const char *stacking, *selectraise;
it = it_last;
if (it->head)
{
if (it->head != it_closest) it = it->head;
else it = NULL;
}
if (it)
{
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;
if (!((it_last) && (it_last->head) && (it_last->head == 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));
}
// ACCESS
if (_elm_config->access_mode == ELM_ACCESS_MODE_ON)
{
char *ret;
Eina_Strbuf *buf;
buf = eina_strbuf_new();
if (om_closest)
eina_strbuf_append_printf(buf, "index item %s clicked", om_closest->letter);
else
eina_strbuf_append_printf(buf, "index item %s clicked", it->letter);
ret = eina_strbuf_string_steal(buf);
eina_strbuf_free(buf);
_elm_access_highlight_set(it->base->access_obj);
_elm_access_say(ret);
}
if (om_closest)
evas_object_smart_callback_call
(obj, SIG_CHANGED, EO_OBJ(om_closest));
else
evas_object_smart_callback_call
(obj, SIG_CHANGED, EO_OBJ(it));
ecore_timer_del(sd->delay);
sd->delay = ecore_timer_add(sd->delay_change_time,
_delay_change_cb, obj);
}
}
if (it_closest)
{
if (om_closest) it = om_closest;
else 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)
{
free(last);
return;
}
strcat(label, last);
}
}
free(last);
last = NULL;
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_down(void *data,
Evas *e EINA_UNUSED,
Evas_Object *o EINA_UNUSED,
void *event_info)
{
Evas_Event_Mouse_Down *ev = event_info;
Evas_Coord x, y, w;
ELM_INDEX_DATA_GET(data, sd);
ELM_WIDGET_DATA_GET_OR_RETURN(data, wd);
if (ev->button != 1) return;
sd->mouse_down = EINA_TRUE;
evas_object_geometry_get(wd->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, 1);
elm_layout_signal_emit(data, "elm,state,active", "elm");
}
_sel_eval(data, ev->canvas.x, ev->canvas.y);
edje_object_part_drag_value_set
(wd->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 EINA_UNUSED,
Evas_Object *o EINA_UNUSED,
void *event_info)
{
Evas_Event_Mouse_Up *ev = event_info;
Elm_Object_Item *eo_item;
Elm_Object_Item *eo_id_item;
ELM_INDEX_DATA_GET(data, sd);
if (ev->button != 1) return;
sd->mouse_down = EINA_FALSE;
eo_item = elm_index_selected_item_get(data, sd->level);
if (eo_item)
{
evas_object_smart_callback_call(data, SIG_SELECTED, eo_item);
eo_id_item = eo_item;
ELM_INDEX_ITEM_DATA_GET(eo_id_item, id_item);
if (id_item->func)
id_item->func((void *)WIDGET_ITEM_DATA_GET(eo_id_item), WIDGET(id_item), eo_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 EINA_UNUSED,
Evas_Object *o EINA_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);
ELM_WIDGET_DATA_GET_OR_RETURN(data, wd);
if (!sd->mouse_down) return;
elm_coords_finger_size_adjust(1, &minw, 1, &minh);
evas_object_geometry_get(wd->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
(wd->resize_obj, "elm.dragable.pointer",
(!edje_object_mirrored_get(wd->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
_on_mouse_in_access(void *data,
Evas *e EINA_UNUSED,
Evas_Object *o EINA_UNUSED,
void *event_info EINA_UNUSED)
{
ELM_INDEX_DATA_GET(data, sd);
if (sd->mouse_down) return;
if (!sd->autohide_disabled)
{
_index_box_clear(data, 1);
elm_layout_signal_emit(data, "elm,state,active", "elm");
}
}
static void
_on_mouse_move_access(void *data,
Evas *e EINA_UNUSED,
Evas_Object *o EINA_UNUSED,
void *event_info)
{
Evas_Event_Mouse_Down *ev = event_info;
Elm_Object_Item *eo_item;
Elm_Index_Item_Data *it_closest;
Eina_List *l;
Evas_Coord dist = 0;
Evas_Coord x, y, w, h, xx, yy;
ELM_INDEX_DATA_GET(data, sd);
it_closest = NULL;
dist = 0x7fffffff;
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
evas_object_geometry_get(VIEW(it), &x, &y, &w, &h);
xx = x + (w / 2);
yy = y + (h / 2);
x = ev->canvas.x - xx;
y = ev->canvas.y - yy;
x = (x * x) + (y * y);
if ((x < dist) || (!it_closest))
{
it_closest = it;
dist = x;
}
}
if (it_closest)
_elm_access_highlight_set(it_closest->base->access_obj);
}
static void
_on_mouse_out_access(void *data,
Evas *e EINA_UNUSED,
Evas_Object *o EINA_UNUSED,
void *event_info EINA_UNUSED)
{
ELM_INDEX_DATA_GET(data, sd);
if (!sd->autohide_disabled)
elm_layout_signal_emit(data, "elm,state,inactive", "elm");
}
static void
_index_resize_cb(void *data EINA_UNUSED,
Evas *e EINA_UNUSED,
Evas_Object *obj,
void *event_info EINA_UNUSED)
{
ELM_INDEX_DATA_GET_OR_RETURN(obj, sd);
if (!sd->omit_enabled) return;
Elm_Object_Item *eo_item;
_index_box_clear(obj, 0);
_index_box_auto_fill(obj, 0);
eo_item = elm_index_selected_item_get(obj, sd->level);
if (eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->head)
edje_object_signal_emit(VIEW(it->head), "elm,state,active", "elm");
else
edje_object_signal_emit(VIEW(it), "elm,state,active", "elm");
}
}
EOLIAN static void
_elm_index_evas_object_smart_add(Eo *obj, Elm_Index_Data *priv)
{
Evas_Object *o;
Evas_Coord minw = 0, minh = 0;
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
eo_do_super(obj, MY_CLASS, evas_obj_smart_add());
elm_widget_sub_object_parent_add(obj);
if (!elm_layout_theme_set
(obj, "index", "base/vertical", elm_widget_style_get(obj)))
CRI("Failed to set layout!");
evas_object_event_callback_add
(obj, EVAS_CALLBACK_RESIZE, _index_resize_cb, NULL);
priv->event_rect[0] = o = evas_object_rectangle_add(evas_object_evas_get(obj));
evas_object_color_set(o, 0, 0, 0, 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);
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);
// ACCESS
if (_elm_config->access_mode == ELM_ACCESS_MODE_ON)
{
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_IN, _on_mouse_in_access, obj);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_MOVE, _on_mouse_move_access, obj);
evas_object_event_callback_add
(o, EVAS_CALLBACK_MOUSE_OUT, _on_mouse_out_access, obj);
}
if (edje_object_part_exists
(wd->resize_obj, "elm.swallow.event.1"))
{
o = evas_object_rectangle_add(evas_object_evas_get(obj));
priv->event_rect[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);
}
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_layout_content_set(obj, "elm.swallow.index.0", priv->bx[0]);
evas_object_show(priv->bx[0]);
priv->delay_change_time = INDEX_DELAY_CHANGE_TIME;
if (edje_object_part_exists
(wd->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);
// ACCESS
if (_elm_config->access_mode == ELM_ACCESS_MODE_ON)
_access_index_register(obj);
}
EOLIAN static void
_elm_index_evas_object_smart_del(Eo *obj, Elm_Index_Data *sd)
{
Elm_Index_Omit *o;
while (sd->items)
eo_do (sd->items->data, elm_wdg_item_del());
EINA_LIST_FREE(sd->omit, o)
free(o);
ecore_timer_del(sd->delay);
eo_do_super(obj, MY_CLASS, evas_obj_smart_del());
}
static Eina_Bool _elm_index_smart_focus_next_enable = EINA_FALSE;
EOLIAN static Eina_Bool
_elm_index_elm_widget_focus_next_manager_is(Eo *obj EINA_UNUSED, Elm_Index_Data *_pd EINA_UNUSED)
{
return _elm_index_smart_focus_next_enable;
}
EOLIAN static Eina_Bool
_elm_index_elm_widget_focus_direction_manager_is(Eo *obj EINA_UNUSED, Elm_Index_Data *_pd EINA_UNUSED)
{
return EINA_FALSE;
}
EOLIAN static Eina_Bool
_elm_index_elm_widget_focus_next(Eo *obj, Elm_Index_Data *sd, Elm_Focus_Direction dir, Evas_Object **next)
{
Eina_Bool int_ret = EINA_FALSE;
Eina_List *items = NULL;
Eina_List *l = NULL;
Elm_Object_Item *eo_item;
Evas_Object *ao;
Evas_Object *po;
if (!sd->autohide_disabled)
elm_layout_signal_emit((Evas_Object *)obj, "elm,state,active", "elm");
po = (Evas_Object *)edje_object_part_object_get
(elm_layout_edje_get(obj), "access");
ao = evas_object_data_get(po, "_part_access_obj");
items = eina_list_append(items, ao);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->level != 0) continue;
items = eina_list_append(items, it->base->access_obj);
}
int_ret = elm_widget_focus_list_next_get
(obj, items, eina_list_data_get, dir, next);
// to hide index item, if there is nothing to focus on autohide disable mode
if ((!sd->autohide_disabled) && (!int_ret))
elm_layout_signal_emit((Evas_Object *)obj, "elm,state,inactive", "elm");
return int_ret;
}
static void
_access_obj_process(Evas_Object *obj, Eina_Bool is_access)
{
Eina_List *l;
Elm_Object_Item *eo_item;
ELM_INDEX_DATA_GET(obj, sd);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->level != 0) continue;
if (is_access) eo_do(eo_item, elm_wdg_item_access_register());
else eo_do(eo_item, elm_wdg_item_access_unregister());
}
if (is_access)
{
_access_index_register(obj);
evas_object_event_callback_add
(sd->event_rect[0], EVAS_CALLBACK_MOUSE_IN, _on_mouse_in_access, obj);
evas_object_event_callback_add
(sd->event_rect[0], EVAS_CALLBACK_MOUSE_MOVE, _on_mouse_move_access, obj);
evas_object_event_callback_add
(sd->event_rect[0], EVAS_CALLBACK_MOUSE_OUT, _on_mouse_out_access, obj);
}
else
{
// opposition of _access_index_register();
elm_widget_can_focus_set(obj, EINA_FALSE);
_elm_access_edje_object_part_object_unregister
(obj, elm_layout_edje_get(obj), "access");
evas_object_event_callback_del_full
(sd->event_rect[0], EVAS_CALLBACK_MOUSE_IN, _on_mouse_in_access, obj);
evas_object_event_callback_del_full
(sd->event_rect[0], EVAS_CALLBACK_MOUSE_MOVE, _on_mouse_move_access, obj);
evas_object_event_callback_del_full
(sd->event_rect[0], EVAS_CALLBACK_MOUSE_OUT, _on_mouse_out_access, obj);
}
}
EOLIAN static void
_elm_index_elm_widget_access(Eo *obj, Elm_Index_Data *_pd EINA_UNUSED, Eina_Bool acs)
{
_elm_index_smart_focus_next_enable = acs;
_access_obj_process(obj, _elm_index_smart_focus_next_enable);
}
EAPI Evas_Object *
elm_index_add(Evas_Object *parent)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
Evas_Object *obj = eo_add(MY_CLASS, parent);
return obj;
}
EOLIAN static void
_elm_index_eo_base_constructor(Eo *obj, Elm_Index_Data *_pd EINA_UNUSED)
{
eo_do_super(obj, MY_CLASS, eo_constructor());
eo_do(obj,
evas_obj_type_set(MY_CLASS_NAME_LEGACY),
evas_obj_smart_callbacks_descriptions_set(_smart_callbacks),
elm_interface_atspi_accessible_role_set(ELM_ATSPI_ROLE_LIST));
}
EOLIAN static void
_elm_index_autohide_disabled_set(Eo *obj, Elm_Index_Data *sd, Eina_Bool disabled)
{
disabled = !!disabled;
if (sd->autohide_disabled == disabled) return;
sd->autohide_disabled = disabled;
sd->level = 0;
if (sd->autohide_disabled)
{
_index_box_clear(obj, 1);
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 visibility
}
EOLIAN static Eina_Bool
_elm_index_autohide_disabled_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd)
{
return sd->autohide_disabled;
}
EOLIAN static void
_elm_index_item_level_set(Eo *obj EINA_UNUSED, Elm_Index_Data *sd, int level)
{
if (sd->level == level) return;
sd->level = level;
}
EOLIAN static int
_elm_index_item_level_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd)
{
return sd->level;
}
//FIXME: Should update indicator based on the autohidden status & indicator visibility
EOLIAN static void
_elm_index_item_selected_set(Eo *eo_it,
Elm_Index_Item_Data *it,
Eina_Bool selected)
{
Elm_Index_Item_Data *it_sel, *it_inactive, *it_active;
Evas_Object *obj = WIDGET(it);
ELM_INDEX_ITEM_CHECK_OR_RETURN(it);
ELM_INDEX_DATA_GET(obj, sd);
selected = !!selected;
it_sel = it;
if (it_sel->selected == selected) return;
if (selected)
{
Elm_Object_Item *eo_it_last = elm_index_selected_item_get(obj, sd->level);
if (eo_it_last)
{
ELM_INDEX_ITEM_DATA_GET(eo_it_last, it_last);
it_last->selected = EINA_FALSE;
if (it_last->head)
it_inactive = it_last->head;
else
it_inactive = it_last;
edje_object_signal_emit(VIEW(it_inactive),
"elm,state,inactive", "elm");
edje_object_message_signal_process(VIEW(it_inactive));
}
it_sel->selected = EINA_TRUE;
if (it_sel->head)
it_active = it_sel->head;
else
it_active = it_sel;
edje_object_signal_emit(VIEW(it_active), "elm,state,active", "elm");
edje_object_message_signal_process(VIEW(it_active));
evas_object_smart_callback_call
(obj, SIG_CHANGED, eo_it);
evas_object_smart_callback_call
(obj, SIG_SELECTED, eo_it);
ecore_timer_del(sd->delay);
sd->delay = ecore_timer_add(sd->delay_change_time,
_delay_change_cb, obj);
}
else
{
it_sel->selected = EINA_FALSE;
if (it_sel->head)
it_inactive = it_sel->head;
else
it_inactive = it_sel;
edje_object_signal_emit(VIEW(it_inactive), "elm,state,inactive", "elm");
edje_object_message_signal_process(VIEW(it_inactive));
// for the case in which the selected item is unselected before mouse up
elm_layout_signal_emit(obj, "elm,indicator,state,inactive", "elm");
}
}
EOLIAN static Elm_Object_Item*
_elm_index_selected_item_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd, int level)
{
Eina_List *l;
Elm_Object_Item *eo_item;
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if ((it->selected) && (it->level == level))
{
return eo_item;
}
}
return NULL;
}
EOLIAN static Elm_Object_Item*
_elm_index_item_append(Eo *obj, Elm_Index_Data *sd, const char *letter, Evas_Smart_Cb func, const void *data)
{
Elm_Object_Item *it;
it = _item_new(obj, letter, func, data);
if (!it) return NULL;
sd->items = eina_list_append(sd->items, it);
_index_box_clear(obj, sd->level);
return it;
}
EOLIAN static Elm_Object_Item*
_elm_index_item_prepend(Eo *obj, Elm_Index_Data *sd, const char *letter, Evas_Smart_Cb func, const void *data)
{
Elm_Object_Item *it;
it = _item_new(obj, letter, func, data);
if (!it) return NULL;
sd->items = eina_list_prepend(sd->items, it);
_index_box_clear(obj, sd->level);
return 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);
}
EOLIAN static Elm_Object_Item*
_elm_index_item_insert_after(Eo *obj, Elm_Index_Data *sd, Elm_Object_Item *after, const char *letter, Evas_Smart_Cb func, const void *data)
{
Elm_Object_Item *it;
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->level);
return it;
}
EOLIAN static Elm_Object_Item*
_elm_index_item_insert_before(Eo *obj, Elm_Index_Data *sd, Elm_Object_Item *before, const char *letter, Evas_Smart_Cb func, const void *data)
{
Elm_Object_Item *it;
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->level);
return it;
}
EOLIAN static Elm_Object_Item*
_elm_index_item_sorted_insert(Eo *obj, Elm_Index_Data *sd, const char *letter, Evas_Smart_Cb func, const void *data, Eina_Compare_Cb cmp_func, Eina_Compare_Cb cmp_data_func)
{
Elm_Object_Item *eo_item;
Eina_List *lnear;
int cmp;
if (!(sd->items)) return elm_index_item_append(obj, letter, func, data);
eo_item = _item_new(obj, letter, func, data);
if (!eo_item) return NULL;
lnear = eina_list_search_sorted_near_list(sd->items, cmp_func, eo_item, &cmp);
if (cmp < 0)
sd->items = eina_list_append_relative_list(sd->items, eo_item, lnear);
else if (cmp > 0)
sd->items = eina_list_prepend_relative_list(sd->items, eo_item, 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, eo_item, lnear);
else
{
Elm_Object_Item *eo_p_it = eina_list_data_get(lnear);
const void *item_data = WIDGET_ITEM_DATA_GET(eo_item);
if (cmp_data_func(WIDGET_ITEM_DATA_GET(eo_p_it), item_data) >= 0)
WIDGET_ITEM_DATA_SET(eo_p_it, item_data);
eo_do(eo_item, elm_wdg_item_del());
eo_item = NULL;
}
}
_index_box_clear(obj, sd->level);
if (!eo_item) return NULL;
else return eo_item;
}
EOLIAN static Elm_Object_Item*
_elm_index_item_find(Eo *obj, Elm_Index_Data *_pd EINA_UNUSED, const void *data)
{
Elm_Index_Item_Data *it = _item_find(obj, data);
return EO_OBJ(it);
}
EOLIAN static void
_elm_index_item_clear(Eo *obj, Elm_Index_Data *sd)
{
Elm_Object_Item *eo_item;
Eina_List *l, *clear = NULL;
_index_box_clear(obj, sd->level);
EINA_LIST_FOREACH(sd->items, l, eo_item)
{
ELM_INDEX_ITEM_DATA_GET(eo_item, it);
if (it->level != sd->level) continue;
clear = eina_list_append(clear, eo_item);
}
EINA_LIST_FREE(clear, eo_item)
eo_do(eo_item, elm_wdg_item_del());
}
EOLIAN static void
_elm_index_level_go(Eo *obj, Elm_Index_Data *sd, int level)
{
(void) level;
_index_box_clear(obj, 0);
_index_box_auto_fill(obj, 0);
if (sd->level == 1)
{
_index_box_clear(obj, 1);
_index_box_auto_fill(obj, 1);
}
}
EOLIAN static void
_elm_index_indicator_disabled_set(Eo *obj, Elm_Index_Data *sd, Eina_Bool disabled)
{
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");
}
EOLIAN static Eina_Bool
_elm_index_indicator_disabled_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd)
{
return sd->indicator_disabled;
}
EOLIAN static const char *
_elm_index_item_letter_get(Eo *item EINA_UNUSED, Elm_Index_Item_Data *it)
{
return it->letter;
}
EOLIAN static void
_elm_index_horizontal_set(Eo *obj, Elm_Index_Data *sd, Eina_Bool horizontal)
{
horizontal = !!horizontal;
if (horizontal == sd->horizontal) return;
sd->horizontal = horizontal;
eo_do(obj, elm_obj_widget_theme_apply());
}
EOLIAN static Eina_Bool
_elm_index_horizontal_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd)
{
return sd->horizontal;
}
EOLIAN static void
_elm_index_delay_change_time_set(Eo *obj EINA_UNUSED, Elm_Index_Data *sd, double dtime)
{
sd->delay_change_time = dtime;
}
EOLIAN static double
_elm_index_delay_change_time_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd)
{
return sd->delay_change_time;
}
EOLIAN static void
_elm_index_omit_enabled_set(Eo *obj, Elm_Index_Data *sd, Eina_Bool enabled)
{
if (sd->horizontal) return;
enabled = !!enabled;
if (sd->omit_enabled == enabled) return;
sd->omit_enabled = enabled;
_index_box_clear(obj, 0);
_index_box_auto_fill(obj, 0);
if (sd->level == 1)
{
_index_box_clear(obj, 1);
_index_box_auto_fill(obj, 1);
}
}
EOLIAN static Eina_Bool
_elm_index_omit_enabled_get(Eo *obj EINA_UNUSED, Elm_Index_Data *sd)
{
return sd->omit_enabled;
}
static void
_elm_index_class_constructor(Eo_Class *klass)
{
evas_smart_legacy_type_register(MY_CLASS_NAME_LEGACY, klass);
}
#include "elm_index_item.eo.c"
#include "elm_index.eo.c"
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