src/lib/elm_diskselector.c

   1 #include <Elementary.h>
   2 #include "elm_priv.h"
   3
   4 #ifndef MAX
   5 # define MAX(a, b) (((a) > (b)) ? (a) : (b))
   6 #endif
   7
   8 #ifndef CEIL
   9 #define CEIL(a) (((a) % 2 != 0) ? ((a) / 2 + 1) : ((a) / 2))
  10 #endif
  11
  12 #define DISPLAY_ITEM_NUM_MIN 3
  13
  14 typedef struct _Widget_Data Widget_Data;
  15
  16 struct _Widget_Data
  17 {
  18    Evas_Object *self;
  19    Evas_Object *scroller;
  20    Evas_Object *main_box;
  21    Evas_Object *left_blank;
  22    Evas_Object *right_blank;
  23    Elm_Diskselector_Item *selected_item;
  24    Elm_Diskselector_Item *first;
  25    Elm_Diskselector_Item *second;
  26    Elm_Diskselector_Item *s_last;
  27    Elm_Diskselector_Item *last;
  28    Eina_List *items;
  29    Eina_List *r_items;
  30    Eina_List *over_items;
  31    Eina_List *under_items;
  32    int item_count, len_threshold, len_side, display_item_num;
  33    Ecore_Idler *idler;
  34    Ecore_Idler *check_idler;
  35    Evas_Coord minw, minh;
  36    Eina_Bool init:1;
  37    Eina_Bool round:1;
  38    Eina_Bool display_item_num_by_api:1;
  39 };
  40
  41 struct _Elm_Diskselector_Item
  42 {
  43    Elm_Widget_Item base;
  44    Eina_List *node;
  45    Evas_Object *icon;
  46    const char *label;
  47    Evas_Smart_Cb func;
  48 };
  49
  50 static const char *widtype = NULL;
  51
  52 #define ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, ...)                  \
  53    ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, __VA_ARGS__); \
  54    ELM_CHECK_WIDTYPE(it->base.widget, widtype) __VA_ARGS__;
  55
  56 static Eina_Bool _move_scroller(void *data);
  57 static void _del_hook(Evas_Object * obj);
  58 static void _del_pre_hook(Evas_Object * obj);
  59 static void _sizing_eval(Evas_Object * obj);
  60 static void _theme_hook(Evas_Object * obj);
  61 static void _on_focus_hook(void *data, Evas_Object *obj);
  62 static Eina_Bool _event_hook(Evas_Object *obj, Evas_Object *src, Evas_Callback_Type type, void *event_info);
  63 static void _sub_del(void *data, Evas_Object * obj, void *event_info);
  64 static void _round_items_del(Widget_Data *wd);
  65 static void _scroller_move_cb(void *data, Evas_Object *obj, void *event_info);
  66 static void _item_click_cb(void *data, Evas_Object *obj __UNUSED__,
  67                            const char *emission __UNUSED__,
  68                            const char *source __UNUSED__);
  69 static void _selected_item_indicate(Elm_Diskselector_Item *it);
  70
  71 static const char SIG_SELECTED[] = "selected";
  72 static const Evas_Smart_Cb_Description _signals[] = {
  73        {SIG_SELECTED, ""},
  74        {NULL, NULL}
  75 };
  76
  77 static void
  78 _diskselector_object_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
  79 {
  80    Widget_Data *wd;
  81    Evas_Coord w, h;
  82
  83    wd = elm_widget_data_get(data);
  84    if (!wd) return;
  85
  86    if (wd->minw == -1 && wd->minh == -1) elm_coords_finger_size_adjust(6, &wd->minw, 1, &wd->minh);
  87    edje_object_size_min_restricted_calc(elm_smart_scroller_edje_object_get(
  88          wd->scroller), &wd->minw, &wd->minh, wd->minw, wd->minh);
  89    evas_object_size_hint_min_set(obj, wd->minw, wd->minh);
  90    evas_object_size_hint_max_set(obj, -1, -1);
  91
  92    evas_object_geometry_get(wd->scroller, NULL, NULL, &w, &h);
  93    if (wd->round)
  94      evas_object_resize(wd->main_box, (w / wd->display_item_num) * (wd->item_count + (CEIL(wd->display_item_num) * 2)), h);
  95    else
  96      evas_object_resize(wd->main_box, (w / wd->display_item_num) * (wd->item_count + CEIL(wd->display_item_num)), h);
  97
  98    elm_smart_scroller_paging_set(wd->scroller, 0, 0,
  99                                  (int)(w / wd->display_item_num), 0);
 100
 101    if (!wd->idler)
 102      wd->idler = ecore_idler_add(_move_scroller, data);
 103 }
 104
 105 static Elm_Diskselector_Item *
 106 _item_new(Evas_Object *obj, Evas_Object *icon, const char *label, Evas_Smart_Cb func, const void *data)
 107 {
 108    Elm_Diskselector_Item *it;
 109    const char *style = elm_widget_style_get(obj);
 110
 111    it = elm_widget_item_new(obj, Elm_Diskselector_Item);
 112    if (!it) return NULL;
 113
 114    it->label = eina_stringshare_add(label);
 115    it->icon = icon;
 116    it->func = func;
 117    it->base.data = data;
 118    it->base.view = edje_object_add(evas_object_evas_get(obj));
 119    _elm_theme_object_set(obj, it->base.view, "diskselector", "item", style);
 120    evas_object_size_hint_weight_set(it->base.view, EVAS_HINT_EXPAND,
 121                                     EVAS_HINT_EXPAND);
 122    evas_object_size_hint_align_set(it->base.view, EVAS_HINT_FILL,
 123                                    EVAS_HINT_FILL);
 124    evas_object_show(it->base.view);
 125
 126    if (it->label)
 127      {
 128         edje_object_part_text_set(it->base.view, "elm.text", it->label);
 129         edje_object_signal_callback_add(it->base.view, "elm,action,click", "", _item_click_cb, it);
 130      }
 131    if (it->icon)
 132      {
 133         evas_object_size_hint_min_set(it->icon, 24, 24);
 134         evas_object_size_hint_max_set(it->icon, 40, 40);
 135         edje_object_part_swallow(it->base.view, "elm.swallow.icon", it->icon);
 136         evas_object_show(it->icon);
 137         elm_widget_sub_object_add(obj, it->icon);
 138      }
 139    return it;
 140 }
 141
 142 static void
 143 _item_del(Elm_Diskselector_Item *item)
 144 {
 145    if (!item) return;
 146    eina_stringshare_del(item->label);
 147    if (item->icon)
 148      evas_object_del(item->icon);
 149    elm_widget_item_del(item);
 150 }
 151
 152 static void
 153 _theme_data_get(Widget_Data *wd)
 154 {
 155    const char* str;
 156    str = edje_object_data_get(wd->right_blank, "len_threshold");
 157    if (str) wd->len_threshold = MAX(0, atoi(str));
 158    else wd->len_threshold = 0;
 159
 160    if (!wd->display_item_num_by_api)
 161      {
 162         str = edje_object_data_get(wd->right_blank, "display_item_num");
 163         if (str) wd->display_item_num = MAX(DISPLAY_ITEM_NUM_MIN, atoi(str));
 164         else wd->display_item_num = DISPLAY_ITEM_NUM_MIN;
 165      }
 166
 167    str = edje_object_data_get(wd->right_blank, "min_width");
 168    if (str) wd->minw = MAX(-1, atoi(str));
 169    else wd->minw = -1;
 170
 171    str = edje_object_data_get(wd->right_blank, "min_height");
 172    if (str) wd->minh = MAX(-1, atoi(str));
 173    else wd->minh = -1;
 174 }
 175
 176 static void
 177 _del_hook(Evas_Object * obj)
 178 {
 179    Widget_Data *wd = elm_widget_data_get(obj);
 180    if (!wd) return;
 181    free(wd);
 182 }
 183
 184 static void
 185 _del_pre_hook(Evas_Object * obj)
 186 {
 187    Elm_Diskselector_Item *it;
 188    Eina_List *l;
 189
 190    Widget_Data *wd = elm_widget_data_get(obj);
 191    if (!wd) return;
 192
 193    if (wd->left_blank)
 194      evas_object_del(wd->left_blank);
 195    if (wd->right_blank)
 196      evas_object_del(wd->right_blank);
 197    if (wd->last)
 198      {
 199         eina_stringshare_del(wd->last->label);
 200         evas_object_del(wd->last->base.view);
 201         free(wd->last);
 202      }
 203    if (wd->s_last)
 204      {
 205         eina_stringshare_del(wd->s_last->label);
 206         evas_object_del(wd->s_last->base.view);
 207         free(wd->s_last);
 208      }
 209    if (wd->second)
 210      {
 211         eina_stringshare_del(wd->second->label);
 212         evas_object_del(wd->second->base.view);
 213         free(wd->second);
 214      }
 215    if (wd->first)
 216      {
 217         eina_stringshare_del(wd->first->label);
 218         evas_object_del(wd->first->base.view);
 219         free(wd->first);
 220      }
 221
 222    EINA_LIST_FOREACH(wd->under_items, l, it)
 223      {
 224         if (it)
 225           {
 226              eina_stringshare_del(it->label);
 227              if (wd->first) evas_object_del(wd->first->base.view);
 228              free(it);
 229           }
 230      }
 231
 232    EINA_LIST_FOREACH(wd->over_items, l, it)
 233    {
 234      if (it)
 235         {
 236            eina_stringshare_del(it->label);
 237            if (wd->first) evas_object_del(wd->first->base.view);
 238            free(it);
 239         }
 240    }
 241
 242    EINA_LIST_FREE(wd->items, it) _item_del(it);
 243    eina_list_free(wd->r_items);
 244 }
 245
 246 static void
 247 _sizing_eval(Evas_Object * obj)
 248 {
 249    Widget_Data *wd = elm_widget_data_get(obj);
 250    if (!wd) return;
 251    _diskselector_object_resize(obj, NULL, obj, NULL);
 252 }
 253
 254 static void
 255 _theme_hook(Evas_Object * obj)
 256 {
 257    Eina_List *l;
 258    Elm_Diskselector_Item *it;
 259    Widget_Data *wd = elm_widget_data_get(obj);
 260    if (!wd) return;
 261
 262    if (wd->scroller)
 263      elm_smart_scroller_object_theme_set(obj, wd->scroller, "diskselector",
 264                                          "base", elm_widget_style_get(obj));
 265    if (wd->round)
 266      {
 267         EINA_LIST_FOREACH(wd->r_items, l, it)
 268           {
 269              _elm_theme_object_set(obj, it->base.view, "diskselector", "item",
 270                                    elm_widget_style_get(obj));
 271              edje_object_part_text_set(it->base.view, "elm.text", it->label);
 272           }
 273      }
 274    else
 275      {
 276         EINA_LIST_FOREACH(wd->items, l, it)
 277           {
 278              _elm_theme_object_set(obj, it->base.view, "diskselector", "item",
 279                                    elm_widget_style_get(obj));
 280              edje_object_part_text_set(it->base.view, "elm.text", it->label);
 281           }
 282      }
 283    _elm_theme_object_set(obj, wd->right_blank, "diskselector", "item",
 284                                    elm_widget_style_get(obj));
 285    _theme_data_get(wd);
 286    _sizing_eval(obj);
 287 }
 288
 289 static void
 290 _sub_del(void *data __UNUSED__, Evas_Object * obj, void *event_info)
 291 {
 292    Widget_Data *wd = elm_widget_data_get(obj);
 293    Evas_Object *sub = event_info;
 294    Elm_Diskselector_Item *it;
 295    const Eina_List *l;
 296
 297    if (!wd) return;
 298    if (!sub) abort();
 299    if (sub == wd->scroller)
 300      wd->scroller = NULL;
 301    else
 302      {
 303         EINA_LIST_FOREACH(wd->items, l, it)
 304           {
 305              if (sub == it->icon)
 306                {
 307                   it->icon = NULL;
 308                   _sizing_eval(obj);
 309                   break;
 310                }
 311           }
 312      }
 313 }
 314
 315 static void
 316 _select_item(Elm_Diskselector_Item *it)
 317 {
 318    if (!it) return;
 319    Widget_Data *wd = elm_widget_data_get(it->base.widget);
 320    wd->selected_item = it;
 321    _selected_item_indicate(wd->selected_item);
 322    if (it->func) it->func((void *)it->base.data, it->base.widget, it);
 323    evas_object_smart_callback_call(it->base.widget, SIG_SELECTED, it);
 324 }
 325
 326 static void
 327 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
 328 {
 329    Widget_Data *wd = elm_widget_data_get(obj);
 330    if (!wd)
 331      return;
 332
 333    if (elm_widget_focus_get(obj))
 334      {
 335         edje_object_signal_emit(wd->self, "elm,action,focus", "elm");
 336         evas_object_focus_set(wd->self, EINA_TRUE);
 337      }
 338    else
 339      {
 340         edje_object_signal_emit(wd->self, "elm,action,unfocus", "elm");
 341         evas_object_focus_set(wd->self, EINA_FALSE);
 342      }
 343 }
 344
 345 static Eina_Bool
 346 _event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__, Evas_Callback_Type type, void *event_info)
 347 {
 348    if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
 349    Evas_Event_Key_Down *ev = event_info;
 350    Widget_Data *wd = elm_widget_data_get(obj);
 351    if (!wd) return EINA_FALSE;
 352    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
 353    if (elm_widget_disabled_get(obj)) return EINA_FALSE;
 354
 355    Elm_Diskselector_Item *it = NULL;
 356    Eina_List *l;
 357
 358    if (!wd->selected_item) {
 359         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 360         return EINA_TRUE;
 361    }
 362
 363    if ((!strcmp(ev->keyname, "Left")) || (!strcmp(ev->keyname, "KP_Left")) ||
 364        (!strcmp(ev->keyname, "Up"))  || (!strcmp(ev->keyname, "KP_Up")))
 365      {
 366         l = wd->selected_item->node->prev;
 367         if ((!l) && (wd->round))
 368           l = eina_list_last(wd->items);
 369      }
 370    else if ((!strcmp(ev->keyname, "Right")) || (!strcmp(ev->keyname, "KP_Right")) ||
 371             (!strcmp(ev->keyname, "Down")) || (!strcmp(ev->keyname, "KP_Down")))
 372      {
 373         l = wd->selected_item->node->next;
 374         if ((!l) && (wd->round))
 375           l = wd->items;
 376      }
 377    else if ((!strcmp(ev->keyname, "Home")) || (!strcmp(ev->keyname, "KP_Home")))
 378      l = wd->items;
 379    else if ((!strcmp(ev->keyname, "End")) || (!strcmp(ev->keyname, "KP_End")))
 380      l = eina_list_last(wd->items);
 381    else return EINA_FALSE;
 382
 383    if (l)
 384      it = eina_list_data_get(l);
 385
 386    if (it)
 387      {
 388         wd->selected_item = it;
 389         if (!wd->idler)
 390           wd->idler = ecore_idler_add(_move_scroller, obj);
 391      }
 392
 393    ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 394    return EINA_TRUE;
 395 }
 396
 397 static int
 398 _count_letter(const char *str)
 399 {
 400    int pos = 0;
 401    int code = 0, chnum;
 402
 403    for (chnum = 0; ; chnum++)
 404      {
 405         pos = evas_string_char_next_get(str, pos, &code);
 406         if (code == 0) break;
 407      }
 408    return chnum;
 409 }
 410
 411 static int
 412 _check_letter(const char *str, int length)
 413 {
 414    int pos = 0;
 415    int code = 0, chnum;
 416
 417    for (chnum = 0; ; chnum++)
 418      {
 419         if (chnum == length) break;
 420         pos = evas_string_char_next_get(str, pos, &code);
 421         if (code == 0) break;
 422      }
 423    return pos;
 424 }
 425
 426 static Eina_Bool
 427 _check_string(void *data)
 428 {
 429    int mid, steps, length, diff;
 430    Elm_Diskselector_Item *it;
 431    Eina_List *list, *l;
 432    Evas_Coord ox, ow;
 433    char buf[1024];
 434    Widget_Data *wd = data;
 435
 436    evas_object_geometry_get(wd->scroller, &ox, NULL, &ow, NULL);
 437    if (ow <= 0)
 438      return EINA_FALSE;
 439    if (!wd->init)
 440      return EINA_FALSE;
 441    if (!wd->round)
 442      list = wd->items;
 443    else
 444      list = wd->r_items;
 445
 446    EINA_LIST_FOREACH(list, l, it)
 447      {
 448         Evas_Coord x, w;
 449         int len;
 450         evas_object_geometry_get(it->base.view, &x, NULL, &w, NULL);
 451         /* item not visible */
 452         if ((x + w <= ox) || (x >= ox + ow))
 453           continue;
 454
 455         len = _count_letter(it->label);
 456 //        // FIXME: len should be # of ut8f letters. ie count using utf8 string walk, not stringshare len
 457 //        len = eina_stringshare_strlen(it->label);
 458
 459         if (x <= ox + 5)
 460           edje_object_signal_emit(it->base.view, "elm,state,left_side",
 461                                   "elm");
 462         else if (x + w >= ox + ow - 5)
 463           edje_object_signal_emit(it->base.view, "elm,state,right_side",
 464                                   "elm");
 465         else
 466           {
 467              if ((wd->len_threshold) && (len > wd->len_threshold))
 468                edje_object_signal_emit(it->base.view, "elm,state,center_small",
 469                                        "elm");
 470              else
 471                edje_object_signal_emit(it->base.view, "elm,state,center",
 472                                        "elm");
 473           }
 474
 475         // if len is les that the limit len, skip anyway
 476         if (len <= wd->len_side)
 477           continue;
 478
 479         steps = len - wd->len_side + 1;
 480         mid = x + w / 2;
 481         if (mid <= ox + ow / 2)
 482           diff = (ox + ow / 2) - mid;
 483         else
 484           diff = mid - (ox + ow / 2);
 485
 486         length = len - (int)(diff * steps / (ow / 3));
 487         length = MAX(length, wd->len_side);
 488         // limit string len to "length" ut8f chars
 489         length = _check_letter(it->label, length);
 490         // cut it off at byte mark returned form _check_letter
 491         strncpy(buf, it->label, length);
 492         buf[length] = '\0';
 493         edje_object_part_text_set(it->base.view, "elm.text", buf);
 494      }
 495
 496    if (wd->check_idler)
 497      ecore_idler_del(wd->check_idler);
 498    wd->check_idler = NULL;
 499    return EINA_FALSE;
 500 }
 501
 502 static void
 503 _selected_item_indicate(Elm_Diskselector_Item *it)
 504 {
 505    Elm_Diskselector_Item *item;
 506    Eina_List *l;
 507    Widget_Data *wd;
 508    wd = elm_widget_data_get(it->base.widget);
 509
 510    if (!wd) return;
 511
 512    EINA_LIST_FOREACH(wd->r_items, l, item)
 513      {
 514         if (!strcmp(item->label, it->label)) edje_object_signal_emit(item->base.view, "elm,state,selected", "elm");
 515         else
 516            edje_object_signal_emit(item->base.view, "elm,state,default", "elm");
 517      }
 518 }
 519
 520 static void
 521 _item_click_cb(void *data, Evas_Object *obj __UNUSED__,
 522                const char *emission __UNUSED__, const char *source __UNUSED__)
 523 {
 524    Elm_Diskselector_Item *it = data;
 525
 526    if (!it) return;
 527
 528    Widget_Data *wd;
 529    wd = elm_widget_data_get(it->base.widget);
 530
 531    if (!wd) return;
 532
 533    if (wd->selected_item != it)
 534      {
 535         wd->selected_item = it;
 536         _selected_item_indicate(wd->selected_item);
 537      }
 538
 539    if (it->func) it->func((void *)it->base.data, it->base.widget, it);
 540 }
 541
 542 static void
 543 _scroller_move_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 544 {
 545    Evas_Coord x, y, w, h, bw;
 546    Widget_Data *wd = data;
 547
 548    _check_string(wd);
 549    elm_smart_scroller_child_pos_get(obj, &x, &y);
 550    elm_smart_scroller_child_viewport_size_get(obj, &w, &h);
 551    if (wd->round)
 552      {
 553         evas_object_geometry_get(wd->main_box, NULL, NULL, &bw, NULL);
 554         if (x > ((w / wd->display_item_num) * (wd->item_count + (wd->display_item_num % 2))))
 555            elm_smart_scroller_child_region_show(wd->scroller,
 556                                                x - ((w / wd->display_item_num) * wd->item_count),
 557                                                y, w, h);
 558         else if (x < 0)
 559            elm_smart_scroller_child_region_show(wd->scroller,
 560                                                x + ((w / wd->display_item_num) * wd->item_count),
 561                                                y, w, h);
 562      }
 563 }
 564
 565 static void
 566 _scroller_stop_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
 567 {
 568    Elm_Diskselector_Item *it;
 569    Widget_Data *wd = data;
 570    Evas_Coord x, w, ow;
 571    Eina_List *l, *list;
 572
 573    if (wd->idler)
 574      return;
 575
 576    if (!wd->round)
 577      list = wd->items;
 578    else
 579      list = wd->r_items;
 580
 581    evas_object_geometry_get(wd->scroller, NULL, NULL, &ow, NULL);
 582    EINA_LIST_FOREACH(list, l, it)
 583      {
 584         evas_object_geometry_get(it->base.view, &x, NULL, &w, NULL);
 585         if (abs((int)(ow / 2 - (int)(x + w / 2))) < 10)
 586           break;
 587      }
 588
 589    if (!it)
 590      return;
 591
 592    _select_item(it);
 593 }
 594
 595 static Eina_Bool
 596 _move_scroller(void *data)
 597 {
 598    Evas_Object *obj = data;
 599    Widget_Data *wd;
 600    Eina_List *l;
 601    Elm_Diskselector_Item *dit;
 602    Evas_Coord y, w, h;
 603    int i;
 604
 605    wd = elm_widget_data_get(obj);
 606    if (!wd) return EINA_FALSE;
 607
 608    if (wd->round)
 609      i = 1;
 610    else
 611      i = 0;
 612
 613    EINA_LIST_FOREACH(wd->items, l, dit)
 614      {
 615         if (wd->selected_item == dit)
 616           break;
 617         i++;
 618      }
 619    if (!dit)
 620      {
 621         wd->selected_item =
 622            (Elm_Diskselector_Item *) eina_list_nth(wd->items, 0);
 623         return EINA_FALSE;
 624      }
 625
 626    evas_object_geometry_get(wd->scroller, NULL, &y, &w, &h);
 627    elm_smart_scroller_child_region_show(wd->scroller, w / wd->display_item_num * i, y, w, h);
 628    _select_item(dit);
 629    if (wd->idler)
 630      {
 631         ecore_idler_del(wd->idler);
 632         wd->idler = NULL;
 633      }
 634    wd->init = EINA_TRUE;
 635    _check_string(wd);
 636
 637    return EINA_TRUE;
 638 }
 639
 640 static void
 641 _round_item_del(Widget_Data *wd, Elm_Diskselector_Item *it)
 642 {
 643    if (!it) return;
 644    elm_box_unpack(wd->main_box, it->base.view);
 645    wd->r_items = eina_list_remove(wd->r_items, it);
 646    eina_stringshare_del(it->label);
 647    evas_object_del(it->base.view);
 648    free(it);
 649 }
 650
 651 static void
 652 _round_items_del(Widget_Data *wd)
 653 {
 654    Eina_List *l;
 655    Elm_Diskselector_Item * it;
 656
 657    _round_item_del(wd, wd->last);
 658    wd->last = NULL;
 659    _round_item_del(wd, wd->s_last);
 660    wd->s_last = NULL;
 661    _round_item_del(wd, wd->second);
 662    wd->second = NULL;
 663    _round_item_del(wd, wd->first);
 664    wd->first = NULL;
 665
 666    EINA_LIST_FOREACH(wd->under_items, l, it)
 667      {
 668         _round_item_del(wd, it);
 669         it = NULL;
 670      }
 671
 672    EINA_LIST_FOREACH(wd->over_items, l, it)
 673      {
 674         _round_item_del(wd, it);
 675         it = NULL;
 676      }
 677 }
 678
 679 static void
 680 _round_items_add(Widget_Data *wd)
 681 {
 682    Elm_Diskselector_Item *dit;
 683    Elm_Diskselector_Item *it;
 684    Elm_Diskselector_Item *temp_it;
 685    int i = 0;
 686    dit = it = eina_list_nth(wd->items, 0);
 687    if (!dit) return;
 688
 689    if (!wd->first)
 690      {
 691         wd->first = _item_new(it->base.widget, it->icon, it->label, it->func,
 692                               it->base.data);
 693         wd->first->node = it->node;
 694         wd->r_items = eina_list_append(wd->r_items, wd->first);
 695      }
 696
 697    it = eina_list_nth(wd->items, 1);
 698    if (!it)
 699      it = dit;
 700    if (!wd->second)
 701      {
 702         wd->second = _item_new(it->base.widget, it->icon, it->label, it->func,
 703                                it->base.data);
 704         wd->second->node = it->node;
 705         wd->r_items = eina_list_append(wd->r_items, wd->second);
 706      }
 707
 708    // if more than 3 itmes should be displayed
 709    for (i = 2; i < CEIL(wd->display_item_num); i++)
 710      {
 711         it = eina_list_nth(wd->items, i);
 712         if (!it) it = dit;
 713         temp_it = _item_new(it->base.widget, it->icon, it->label, it->func, it->base.data);
 714         wd->over_items = eina_list_append(wd->over_items, temp_it);
 715         wd->r_items = eina_list_append(wd->r_items, temp_it);
 716      }
 717
 718    it = eina_list_nth(wd->items, wd->item_count - 1);
 719    if (!it)
 720      it = dit;
 721    if (!wd->last)
 722      {
 723         wd->last = _item_new(it->base.widget, it->icon, it->label, it->func,
 724                              it->base.data);
 725         wd->last->node = it->node;
 726         wd->r_items = eina_list_prepend(wd->r_items, wd->last);
 727      }
 728
 729    it = eina_list_nth(wd->items, wd->item_count - 2);
 730    if (!it)
 731      it = dit;
 732    if (!wd->s_last)
 733      {
 734         wd->s_last = _item_new(it->base.widget, it->icon, it->label, it->func,
 735                                it->base.data);
 736         wd->s_last->node = it->node;
 737         wd->r_items = eina_list_prepend(wd->r_items, wd->s_last);
 738      }
 739
 740    // if more than 3 itmes should be displayed
 741    for (i = 3; i <= CEIL(wd->display_item_num); i++)
 742      {
 743         it = eina_list_nth(wd->items, wd->item_count - i);
 744         if (!it) it = dit;
 745         temp_it = _item_new(it->base.widget, it->icon, it->label, it->func, it->base.data);
 746         wd->under_items = eina_list_append(wd->under_items, temp_it);
 747         wd->r_items = eina_list_prepend(wd->r_items, temp_it);
 748      }
 749 }
 750
 751 EAPI Evas_Object *
 752 elm_diskselector_add(Evas_Object *parent)
 753 {
 754    Evas *e;
 755    Evas_Object *obj;
 756    Widget_Data *wd;
 757
 758    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 759
 760    ELM_SET_WIDTYPE(widtype, "diskselector");
 761    elm_widget_type_set(obj, "diskselector");
 762    elm_widget_sub_object_add(parent, obj);
 763    elm_widget_data_set(obj, wd);
 764    elm_widget_del_hook_set(obj, _del_hook);
 765    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
 766    elm_widget_theme_hook_set(obj, _theme_hook);
 767    elm_widget_can_focus_set(obj, EINA_TRUE);
 768    elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
 769    elm_widget_event_hook_set(obj, _event_hook);
 770
 771    wd->self = obj;
 772    wd->item_count = 0;
 773    wd->round = EINA_FALSE;
 774    wd->init = EINA_FALSE;
 775    wd->len_side = 3;
 776    wd->display_item_num_by_api = EINA_FALSE;
 777
 778    wd->scroller = elm_smart_scroller_add(e);
 779    elm_smart_scroller_widget_set(wd->scroller, obj);
 780    _theme_hook(obj);
 781    elm_widget_resize_object_set(obj, wd->scroller);
 782    elm_smart_scroller_policy_set(wd->scroller, ELM_SMART_SCROLLER_POLICY_OFF,
 783                                  ELM_SMART_SCROLLER_POLICY_OFF);
 784    elm_smart_scroller_bounce_allow_set(wd->scroller, EINA_TRUE, EINA_FALSE);
 785    evas_object_smart_callback_add(wd->scroller, "scroll", _scroller_move_cb,
 786                                   wd);
 787    evas_object_smart_callback_add(wd->scroller, "animate,stop",
 788                                   _scroller_stop_cb, wd);
 789    _elm_theme_object_set(obj, wd->scroller, "diskselector", "base",
 790                          "default");
 791    evas_object_event_callback_add(wd->scroller, EVAS_CALLBACK_RESIZE,
 792                                   _diskselector_object_resize, obj);
 793
 794    wd->main_box = elm_box_add(parent);
 795    elm_box_horizontal_set(wd->main_box, EINA_TRUE);
 796    elm_box_homogeneous_set(wd->main_box, EINA_TRUE);
 797    evas_object_size_hint_weight_set(wd->main_box, EVAS_HINT_EXPAND,
 798                                     EVAS_HINT_EXPAND);
 799    evas_object_size_hint_align_set(wd->main_box, EVAS_HINT_FILL,
 800                                    EVAS_HINT_FILL);
 801    _elm_theme_object_set(obj, wd->main_box, "diskselector", "base",
 802                          "default");
 803    elm_widget_sub_object_add(obj, wd->main_box);
 804
 805    elm_smart_scroller_child_set(wd->scroller, wd->main_box);
 806
 807    wd->left_blank = edje_object_add(evas_object_evas_get(obj));
 808    _elm_theme_object_set(obj, wd->left_blank, "diskselector", "item",
 809                          "default");
 810    evas_object_size_hint_weight_set(wd->left_blank, EVAS_HINT_EXPAND,
 811                                     EVAS_HINT_EXPAND);
 812    evas_object_size_hint_align_set(wd->left_blank, EVAS_HINT_FILL,
 813                                    EVAS_HINT_FILL);
 814    elm_box_pack_end(wd->main_box, wd->left_blank);
 815    evas_object_show(wd->left_blank);
 816
 817    wd->right_blank = edje_object_add(evas_object_evas_get(obj));
 818    _elm_theme_object_set(obj, wd->right_blank, "diskselector", "item",
 819                          "default");
 820    evas_object_size_hint_weight_set(wd->right_blank, EVAS_HINT_EXPAND,
 821                                     EVAS_HINT_EXPAND);
 822    evas_object_size_hint_align_set(wd->right_blank, EVAS_HINT_FILL,
 823                                    EVAS_HINT_FILL);
 824    elm_box_pack_end(wd->main_box, wd->right_blank);
 825    evas_object_show(wd->right_blank);
 826
 827    _theme_data_get(wd);
 828
 829    evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
 830    evas_object_smart_callbacks_descriptions_set(obj, _signals);
 831    _sizing_eval(obj);
 832    return obj;
 833 }
 834
 835 EAPI Eina_Bool
 836 elm_diskselector_round_get(const Evas_Object *obj)
 837 {
 838    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 839    Widget_Data *wd = elm_widget_data_get(obj);
 840    if (!wd) return EINA_FALSE;
 841    return wd->round;
 842 }
 843
 844 EAPI void
 845 elm_diskselector_round_set(Evas_Object * obj, Eina_Bool round)
 846 {
 847    Eina_List *elist;
 848    Elm_Diskselector_Item *it;
 849
 850    ELM_CHECK_WIDTYPE(obj, widtype);
 851    Widget_Data *wd = elm_widget_data_get(obj);
 852    if (!wd) return;
 853
 854    if (wd->round == round)
 855      return;
 856
 857    wd->round = round;
 858    if (round)
 859      {
 860         wd->r_items = eina_list_clone(wd->items);
 861         elm_box_unpack(wd->main_box, wd->left_blank);
 862         evas_object_hide(wd->left_blank);
 863         elm_box_unpack(wd->main_box, wd->right_blank);
 864         evas_object_hide(wd->right_blank);
 865         if (!wd->items)
 866           return;
 867
 868         _round_items_add(wd);
 869
 870         if (wd->last)
 871           elm_box_pack_start(wd->main_box, wd->last->base.view);
 872         if (wd->s_last)
 873           elm_box_pack_start(wd->main_box, wd->s_last->base.view);
 874
 875         // if more than 3 items should be displayed
 876         EINA_LIST_FOREACH(wd->under_items, elist, it)
 877            elm_box_pack_start(wd->main_box, it->base.view);
 878
 879         if (wd->first)
 880           elm_box_pack_end(wd->main_box, wd->first->base.view);
 881         if (wd->second)
 882           elm_box_pack_end(wd->main_box, wd->second->base.view);
 883
 884         // if more than 3 items should be displayed
 885         EINA_LIST_FOREACH(wd->over_items, elist, it)
 886            elm_box_pack_end(wd->main_box, it->base.view);
 887      }
 888    else
 889      {
 890         _round_items_del(wd);
 891         elm_box_pack_start(wd->main_box, wd->left_blank);
 892         elm_box_pack_end(wd->main_box, wd->right_blank);
 893         eina_list_free(wd->r_items);
 894         wd->r_items = NULL;
 895      }
 896
 897    _selected_item_indicate(wd->selected_item);
 898    _sizing_eval(obj);
 899 }
 900
 901 EAPI int
 902 elm_diskselector_side_label_length_get(const Evas_Object *obj)
 903 {
 904    ELM_CHECK_WIDTYPE(obj, widtype) 0;
 905    Widget_Data *wd = elm_widget_data_get(obj);
 906    if (!wd) return 0;
 907    return wd->len_side;
 908 }
 909
 910 EAPI void
 911 elm_diskselector_side_label_length_set(Evas_Object *obj, int len)
 912 {
 913    ELM_CHECK_WIDTYPE(obj, widtype);
 914    Widget_Data *wd = elm_widget_data_get(obj);
 915    if (!wd) return;
 916    wd->len_side = len;
 917 }
 918
 919 EAPI void
 920 elm_diskselector_side_label_lenght_set(Evas_Object *obj, int len)
 921 {
 922    return elm_diskselector_side_label_length_set(obj, len);
 923 }
 924
 925 EAPI int
 926 elm_diskselector_side_label_lenght_get(const Evas_Object *obj)
 927 {
 928    return elm_diskselector_side_label_length_get(obj);
 929 }
 930
 931 EAPI void
 932 elm_diskselector_bounce_set(Evas_Object *obj, Eina_Bool h_bounce, Eina_Bool v_bounce)
 933 {
 934    ELM_CHECK_WIDTYPE(obj, widtype);
 935    Widget_Data *wd = elm_widget_data_get(obj);
 936    if (!wd) return;
 937    if (wd->scroller)
 938      elm_smart_scroller_bounce_allow_set(wd->scroller, h_bounce, v_bounce);
 939 }
 940
 941 EAPI void
 942 elm_diskselector_bounce_get(const Evas_Object *obj, Eina_Bool *h_bounce, Eina_Bool *v_bounce)
 943 {
 944    ELM_CHECK_WIDTYPE(obj, widtype);
 945    Widget_Data *wd = elm_widget_data_get(obj);
 946    if (!wd) return;
 947    elm_smart_scroller_bounce_allow_get(wd->scroller, h_bounce, v_bounce);
 948 }
 949
 950 EAPI void
 951 elm_diskselector_scroller_policy_get(const Evas_Object *obj, Elm_Scroller_Policy *policy_h, Elm_Scroller_Policy *policy_v)
 952 {
 953    ELM_CHECK_WIDTYPE(obj, widtype);
 954    Elm_Smart_Scroller_Policy s_policy_h, s_policy_v;
 955    Widget_Data *wd = elm_widget_data_get(obj);
 956    if ((!wd) || (!wd->scroller)) return;
 957    elm_smart_scroller_policy_get(wd->scroller, &s_policy_h, &s_policy_v);
 958    *policy_h = (Elm_Scroller_Policy) s_policy_h;
 959    *policy_v = (Elm_Scroller_Policy) s_policy_v;
 960 }
 961
 962 EAPI void
 963 elm_diskselector_scroller_policy_set(Evas_Object *obj, Elm_Scroller_Policy policy_h, Elm_Scroller_Policy policy_v)
 964 {
 965    ELM_CHECK_WIDTYPE(obj, widtype);
 966    Widget_Data *wd = elm_widget_data_get(obj);
 967    if (!wd) return;
 968    if ((policy_h >= 3) || (policy_v >= 3)) return;
 969    if (wd->scroller)
 970      elm_smart_scroller_policy_set(wd->scroller, policy_h, policy_v);
 971 }
 972
 973 EAPI void
 974 elm_diskselector_clear(Evas_Object *obj)
 975 {
 976    ELM_CHECK_WIDTYPE(obj, widtype);
 977    Widget_Data *wd = elm_widget_data_get(obj);
 978    Elm_Diskselector_Item *it;
 979
 980    if (!wd) return;
 981    if (!wd->items) return;
 982
 983    wd->selected_item = NULL;
 984    EINA_LIST_FREE(wd->items, it) _item_del(it);
 985    _round_items_del(wd);
 986    _sizing_eval(obj);
 987 }
 988
 989 EAPI const Eina_List *
 990 elm_diskselector_items_get(const Evas_Object *obj)
 991 {
 992    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 993    Widget_Data *wd = elm_widget_data_get(obj);
 994    if (!wd) return NULL;
 995    return wd->items;
 996 }
 997
 998 EAPI Elm_Diskselector_Item *
 999 elm_diskselector_item_append(Evas_Object *obj, const char *label, Evas_Object *icon, Evas_Smart_Cb func, const void *data)
1000 {
1001    Elm_Diskselector_Item *it;
1002    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1003    Widget_Data *wd = elm_widget_data_get(obj);
1004    if (!wd) return NULL;
1005
1006    it = _item_new(obj, icon, label, func, data);
1007    wd->items = eina_list_append(wd->items, it);
1008    it->node = eina_list_last(wd->items);
1009    wd->item_count++;
1010    if (wd->round)
1011      {
1012         _round_items_del(wd);
1013         wd->r_items = eina_list_append(wd->r_items, it);
1014         _round_items_add(wd);
1015         if (wd->last)
1016           elm_box_pack_start(wd->main_box, wd->last->base.view);
1017         if (wd->s_last)
1018           elm_box_pack_start(wd->main_box, wd->s_last->base.view);
1019         elm_box_pack_end(wd->main_box, it->base.view);
1020         if (wd->first)
1021           elm_box_pack_end(wd->main_box, wd->first->base.view);
1022         if (wd->second)
1023           elm_box_pack_end(wd->main_box, wd->second->base.view);
1024      }
1025    else
1026      {
1027         elm_box_unpack(wd->main_box, wd->right_blank);
1028         elm_box_pack_end(wd->main_box, it->base.view);
1029         elm_box_pack_end(wd->main_box, wd->right_blank);
1030      }
1031    if (!wd->selected_item)
1032      wd->selected_item = it;
1033    if (!wd->idler)
1034      wd->idler = ecore_idler_add(_move_scroller, obj);
1035    _sizing_eval(obj);
1036    return it;
1037 }
1038
1039 EAPI void
1040 elm_diskselector_item_del(Elm_Diskselector_Item * it)
1041 {
1042    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1043    Elm_Diskselector_Item *dit;
1044    Elm_Diskselector_Item *item;
1045    Eina_List *l;
1046    int i = 0;
1047    Widget_Data *wd = elm_widget_data_get(it->base.widget);
1048    if (!wd) return;
1049
1050    elm_box_unpack(wd->main_box, it->base.view);
1051
1052    if (wd->round)
1053      wd->r_items = eina_list_remove(wd->r_items, it);
1054
1055    wd->items = eina_list_remove(wd->items, it);
1056
1057    if (wd->selected_item == it)
1058      {
1059         dit = (Elm_Diskselector_Item *) eina_list_nth(wd->items, 0);
1060         if (dit != it)
1061           wd->selected_item = dit;
1062         else
1063           wd->selected_item = eina_list_nth(wd->items, 1);
1064
1065         _selected_item_indicate(wd->selected_item);
1066      }
1067
1068    _item_del(it);
1069    wd->item_count -= 1;
1070
1071    if (wd->round)
1072      {
1073         if (!wd->item_count)
1074           {
1075              evas_object_hide(wd->first->base.view);
1076              evas_object_hide(wd->second->base.view);
1077              evas_object_hide(wd->last->base.view);
1078              evas_object_hide(wd->s_last->base.view);
1079
1080              EINA_LIST_FOREACH(wd->under_items, l, item)
1081                 evas_object_hide(item->base.view);
1082
1083              EINA_LIST_FOREACH(wd->over_items, l, item)
1084                 evas_object_hide(item->base.view);
1085           }
1086         else
1087           {
1088              dit = eina_list_nth(wd->items, 0);
1089              if (dit)
1090                {
1091                   eina_stringshare_replace(&wd->first->label, dit->label);
1092                   edje_object_part_text_set(wd->first->base.view, "elm.text",
1093                                             wd->first->label);
1094                }
1095              dit = eina_list_nth(wd->items, 1);
1096              if (dit)
1097                {
1098                   eina_stringshare_replace(&wd->second->label, dit->label);
1099                   edje_object_part_text_set(wd->second->base.view, "elm.text",
1100                                             wd->second->label);
1101                }
1102              // if more than 3 itmes should be displayed
1103              for (i = 2; i < CEIL(wd->display_item_num); i++)
1104                {
1105                   dit = eina_list_nth(wd->items, i);
1106                   item = eina_list_nth(wd->over_items, i - 2);
1107                   eina_stringshare_replace(&item->label, dit->label);
1108                   edje_object_part_text_set(item->base.view, "elm.text", item->label);
1109                }
1110
1111              dit = eina_list_nth(wd->items, eina_list_count(wd->items) - 1);
1112              if (dit)
1113                {
1114                   eina_stringshare_replace(&wd->last->label, dit->label);
1115                   edje_object_part_text_set(wd->last->base.view, "elm.text",
1116                                             wd->last->label);
1117                }
1118              dit = eina_list_nth(wd->items, eina_list_count(wd->items) - 2);
1119              if (dit)
1120                {
1121                   eina_stringshare_replace(&wd->s_last->label, dit->label);
1122                   edje_object_part_text_set(wd->s_last->base.view, "elm.text",
1123                                             wd->s_last->label);
1124                }
1125              // if more than 3 itmes should be displayed
1126              for (i = 3; i <= CEIL(wd->display_item_num); i++)
1127                {
1128                   dit = eina_list_nth(wd->items, wd->item_count - i);
1129                   item = eina_list_nth(wd->under_items, i - 3);
1130                   eina_stringshare_replace(&item->label, dit->label);
1131                   edje_object_part_text_set(item->base.view, "elm.text", item->label);
1132                }
1133           }
1134      }
1135    wd->check_idler = ecore_idler_add(_check_string, wd);
1136    _sizing_eval(wd->self);
1137 }
1138
1139 EAPI const char *
1140 elm_diskselector_item_label_get(const Elm_Diskselector_Item * it)
1141 {
1142    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1143    return it->label;
1144 }
1145
1146 EAPI void
1147 elm_diskselector_item_label_set(Elm_Diskselector_Item * it, const char *label)
1148 {
1149    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1150    eina_stringshare_replace(&it->label, label);
1151    edje_object_part_text_set(it->base.view, "elm.text", it->label);
1152 }
1153
1154 EAPI Elm_Diskselector_Item *
1155 elm_diskselector_selected_item_get(const Evas_Object *obj)
1156 {
1157    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1158    Widget_Data *wd = elm_widget_data_get(obj);
1159    if (!wd) return NULL;
1160    return wd->selected_item;
1161 }
1162
1163 EAPI void
1164 elm_diskselector_item_selected_set(Elm_Diskselector_Item *it, Eina_Bool selected)
1165 {
1166    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1167    Widget_Data *wd;
1168    wd = elm_widget_data_get(it->base.widget);
1169    if (!wd) return;
1170
1171    if ((wd->selected_item == it) && (selected))
1172      return;
1173
1174    if ((wd->selected_item == it) && (!selected))
1175      wd->selected_item = eina_list_data_get(wd->items);
1176    else
1177      {
1178         wd->selected_item = it;
1179         _selected_item_indicate(wd->selected_item);
1180      }
1181
1182    if (!wd->idler)
1183      ecore_idler_add(_move_scroller, it->base.widget);
1184 }
1185
1186 EAPI Eina_Bool
1187 elm_diskselector_item_selected_get(const Elm_Diskselector_Item *it)
1188 {
1189    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, EINA_FALSE);
1190    Widget_Data *wd;
1191
1192    wd = elm_widget_data_get(it->base.widget);
1193    if (!wd) return EINA_FALSE;
1194    return (wd->selected_item == it);
1195 }
1196
1197 EAPI void
1198 elm_diskselector_item_del_cb_set(Elm_Diskselector_Item *it, Evas_Smart_Cb func)
1199 {
1200    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1201    elm_widget_item_del_cb_set(it, func);
1202 }
1203
1204 EAPI void *
1205 elm_diskselector_item_data_get(const Elm_Diskselector_Item *it)
1206 {
1207    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1208    return elm_widget_item_data_get(it);
1209 }
1210
1211 EAPI Evas_Object *
1212 elm_diskselector_item_icon_get(const Elm_Diskselector_Item *it)
1213 {
1214    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1215    return it->icon;
1216 }
1217
1218 EAPI void
1219 elm_diskselector_item_icon_set(Elm_Diskselector_Item *it, Evas_Object *icon)
1220 {
1221    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1222    if (it->icon == icon) return;
1223    if (it->icon)
1224      evas_object_del(it->icon);
1225    it->icon = icon;
1226    if (it->base.view)
1227      edje_object_part_swallow(it->base.view, "elm.swallow.icon", icon);
1228 }
1229
1230 EAPI Elm_Diskselector_Item *
1231 elm_diskselector_item_prev_get(const Elm_Diskselector_Item *it)
1232 {
1233    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1234    if (it->node->prev) return it->node->prev->data;
1235    else return NULL;
1236 }
1237
1238 EAPI Elm_Diskselector_Item *
1239 elm_diskselector_item_next_get(const Elm_Diskselector_Item *it)
1240 {
1241    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1242    if (it->node->next) return it->node->next->data;
1243    else return NULL;
1244 }
1245
1246 EAPI Elm_Diskselector_Item *
1247 elm_diskselector_first_item_get(const Evas_Object *obj)
1248 {
1249    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1250    Widget_Data *wd;
1251
1252    wd = elm_widget_data_get(obj);
1253    if (!wd || !wd->items)
1254      return NULL;
1255
1256    return eina_list_data_get(wd->items);
1257 }
1258
1259 EAPI Elm_Diskselector_Item *
1260 elm_diskselector_last_item_get(const Evas_Object *obj)
1261 {
1262    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1263
1264    Widget_Data *wd;
1265    wd = elm_widget_data_get(obj);
1266    if (!wd || !wd->items)
1267      return NULL;
1268
1269    return eina_list_data_get(eina_list_last(wd->items));
1270 }
1271
1272 EAPI void
1273 elm_diskselector_item_tooltip_text_set(Elm_Diskselector_Item *item, const char *text)
1274 {
1275    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1276    elm_widget_item_tooltip_text_set(item, text);
1277 }
1278
1279 EAPI void
1280 elm_diskselector_item_tooltip_content_cb_set(Elm_Diskselector_Item *item, Elm_Tooltip_Item_Content_Cb func, const void *data, Evas_Smart_Cb del_cb)
1281 {
1282    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1283    elm_widget_item_tooltip_content_cb_set(item, func, data, del_cb);
1284 }
1285
1286 EAPI void
1287 elm_diskselector_item_tooltip_unset(Elm_Diskselector_Item *item)
1288 {
1289    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1290    elm_widget_item_tooltip_unset(item);
1291 }
1292
1293 EAPI void
1294 elm_diskselector_item_tooltip_style_set(Elm_Diskselector_Item *item, const char *style)
1295 {
1296    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1297    elm_widget_item_tooltip_style_set(item, style);
1298 }
1299
1300 EAPI const char *
1301 elm_diskselector_item_tooltip_style_get(const Elm_Diskselector_Item *item)
1302 {
1303    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, NULL);
1304    return elm_widget_item_tooltip_style_get(item);
1305 }
1306
1307 EAPI void
1308 elm_diskselector_item_cursor_set(Elm_Diskselector_Item *item, const char *cursor)
1309 {
1310    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1311    elm_widget_item_cursor_set(item, cursor);
1312 }
1313
1314 EAPI const char *
1315 elm_diskselector_item_cursor_get(const Elm_Diskselector_Item *item)
1316 {
1317    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, NULL);
1318    return elm_widget_item_cursor_get(item);
1319 }
1320
1321 EAPI void
1322 elm_diskselector_item_cursor_unset(Elm_Diskselector_Item *item)
1323 {
1324    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1325    elm_widget_item_cursor_unset(item);
1326 }
1327
1328 EAPI void
1329 elm_diskselector_item_cursor_style_set(Elm_Diskselector_Item *item, const char *style)
1330 {
1331    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1332    elm_widget_item_cursor_style_set(item, style);
1333 }
1334
1335 EAPI const char *
1336 elm_diskselector_item_cursor_style_get(const Elm_Diskselector_Item *item)
1337 {
1338    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, NULL);
1339    return elm_widget_item_cursor_style_get(item);
1340 }
1341
1342 EAPI void
1343 elm_diskselector_item_cursor_engine_only_set(Elm_Diskselector_Item *item, Eina_Bool engine_only)
1344 {
1345    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1346    elm_widget_item_cursor_engine_only_set(item, engine_only);
1347 }
1348
1349 EAPI Eina_Bool
1350 elm_diskselector_item_cursor_engine_only_get(const Elm_Diskselector_Item *item)
1351 {
1352    ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, EINA_FALSE);
1353    return elm_widget_item_cursor_engine_only_get(item);
1354 }
1355
1356 EAPI void
1357 elm_diskselector_display_item_num_set(Evas_Object *obj, int num)
1358 {
1359    ELM_CHECK_WIDTYPE(obj, widtype);
1360    Widget_Data *wd = elm_widget_data_get(obj);
1361    if (!wd) return;
1362    if (num < DISPLAY_ITEM_NUM_MIN) num = DISPLAY_ITEM_NUM_MIN;
1363    wd->display_item_num = num;
1364    wd->display_item_num_by_api = EINA_TRUE;
1365 }