src/lib/elm_diskselector.c

   1 #include <Elementary.h>
   2 #include "elm_priv.h"
   3 #include "els_scroller.h"
   4
   5 #ifndef MAX
   6 # define MAX(a, b) (((a) > (b)) ? (a) : (b))
   7 #endif
   8
   9 #ifndef CEIL
  10 #define CEIL(a) (((a) % 2 != 0) ? ((a) / 2 + 1) : ((a) / 2))
  11 #endif
  12
  13 #define DISPLAY_ITEM_NUM_MIN 3
  14
  15 typedef struct _Widget_Data Widget_Data;
  16 typedef struct _Elm_Diskselector_Item Elm_Diskselector_Item;
  17
  18 struct _Widget_Data
  19 {
  20    Evas_Object *self;
  21    Evas_Object *scroller;
  22    Evas_Object *main_box;
  23    Evas_Object *left_blank;
  24    Evas_Object *right_blank;
  25    Elm_Diskselector_Item *selected_item;
  26    Elm_Diskselector_Item *first;
  27    Elm_Diskselector_Item *second;
  28    Elm_Diskselector_Item *s_last;
  29    Elm_Diskselector_Item *last;
  30    Eina_List *items;
  31    Eina_List *r_items;
  32    Eina_List *over_items;
  33    Eina_List *under_items;
  34    int item_count, len_threshold, len_side, display_item_num;
  35    Ecore_Idle_Enterer *idler;
  36    Ecore_Idle_Enterer *check_idler;
  37    Evas_Coord minw, minh;
  38    Eina_Bool init:1;
  39    Eina_Bool round:1;
  40    Eina_Bool display_item_num_by_api:1;
  41 };
  42
  43 struct _Elm_Diskselector_Item
  44 {
  45    ELM_WIDGET_ITEM;
  46    Eina_List *node;
  47    Evas_Object *icon;
  48    const char *label;
  49    Evas_Smart_Cb func;
  50 };
  51
  52 static const char *widtype = NULL;
  53
  54 static Eina_Bool _move_scroller(void *data);
  55 static void _del_hook(Evas_Object * obj);
  56 static void _del_pre_hook(Evas_Object * obj);
  57 static void _sizing_eval(Evas_Object * obj);
  58 static void _theme_hook(Evas_Object * obj);
  59 static void _on_focus_hook(void *data, Evas_Object *obj);
  60 static Eina_Bool _event_hook(Evas_Object *obj, Evas_Object *src, Evas_Callback_Type type, void *event_info);
  61 static void _sub_del(void *data, Evas_Object * obj, void *event_info);
  62 static void _round_items_del(Widget_Data *wd);
  63 static void _scroller_move_cb(void *data, Evas_Object *obj, void *event_info);
  64 static void _item_click_cb(void *data, Evas_Object *obj __UNUSED__,
  65                            const char *emission __UNUSED__,
  66                            const char *source __UNUSED__);
  67 static void _selected_item_indicate(Elm_Diskselector_Item *it);
  68
  69 static const char SIG_SELECTED[] = "selected";
  70 static const Evas_Smart_Cb_Description _signals[] = {
  71        {SIG_SELECTED, ""},
  72        {NULL, NULL}
  73 };
  74
  75 static void
  76 _diskselector_object_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
  77 {
  78    Widget_Data *wd;
  79    Evas_Coord w, h;
  80
  81    wd = elm_widget_data_get(data);
  82    if (!wd) return;
  83
  84    if ((wd->minw == -1) && (wd->minh == -1))
  85       elm_coords_finger_size_adjust(6, &wd->minw, 1, &wd->minh);
  86    edje_object_size_min_restricted_calc
  87       (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_idle_enterer_before_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    VIEW(it) = edje_object_add(evas_object_evas_get(obj));
 119    _elm_theme_object_set(obj, VIEW(it), "diskselector", "item", style);
 120    evas_object_size_hint_weight_set(VIEW(it), EVAS_HINT_EXPAND,
 121                                     EVAS_HINT_EXPAND);
 122    evas_object_size_hint_align_set(VIEW(it), EVAS_HINT_FILL,
 123                                    EVAS_HINT_FILL);
 124    evas_object_show(VIEW(it));
 125
 126    if (it->label)
 127      {
 128         edje_object_part_text_set(VIEW(it), "elm.text", it->label);
 129         edje_object_signal_callback_add(VIEW(it), "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(VIEW(it), "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->VIEW(last));
 201         free(wd->last);
 202      }
 203    if (wd->s_last)
 204      {
 205         eina_stringshare_del(wd->s_last->label);
 206         evas_object_del(wd->VIEW(s_last));
 207         free(wd->s_last);
 208      }
 209    if (wd->second)
 210      {
 211         eina_stringshare_del(wd->second->label);
 212         evas_object_del(wd->VIEW(second));
 213         free(wd->second);
 214      }
 215    if (wd->first)
 216      {
 217         eina_stringshare_del(wd->first->label);
 218         evas_object_del(wd->VIEW(first));
 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              evas_object_del(VIEW(it));
 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            evas_object_del(VIEW(it));
 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, VIEW(it), "diskselector", "item",
 270                                    elm_widget_style_get(obj));
 271              edje_object_part_text_set(VIEW(it), "elm.text", it->label);
 272           }
 273      }
 274    else
 275      {
 276         EINA_LIST_FOREACH(wd->items, l, it)
 277           {
 278              _elm_theme_object_set(obj, VIEW(it), "diskselector", "item",
 279                                    elm_widget_style_get(obj));
 280              edje_object_part_text_set(VIEW(it), "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(WIDGET(it));
 320    wd->selected_item = it;
 321    _selected_item_indicate(wd->selected_item);
 322    if (it->func) it->func((void *)it->base.data, WIDGET(it), it);
 323    evas_object_smart_callback_call(WIDGET(it), 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_idle_enterer_before_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(VIEW(it), &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(VIEW(it), "elm,state,left_side",
 461                                   "elm");
 462         else if (x + w >= ox + ow - 5)
 463           edje_object_signal_emit(VIEW(it), "elm,state,right_side",
 464                                   "elm");
 465         else
 466           {
 467              if ((wd->len_threshold) && (len > wd->len_threshold))
 468                edje_object_signal_emit(VIEW(it), "elm,state,center_small",
 469                                        "elm");
 470              else
 471                edje_object_signal_emit(VIEW(it), "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(VIEW(it), "elm.text", buf);
 494      }
 495
 496    if (wd->check_idler)
 497      ecore_idle_enterer_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(WIDGET(it));
 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(VIEW(item), "elm,state,selected", "elm");
 515         else
 516            edje_object_signal_emit(VIEW(item), "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(WIDGET(it));
 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, WIDGET(it), 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(VIEW(it), &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 *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      {
 610         i = 0;
 611         list = wd->items;
 612      }
 613    else
 614      {
 615         i = 1;
 616         list = wd->r_items;
 617      }
 618
 619    EINA_LIST_FOREACH(list, l, dit)
 620      {
 621         if (wd->selected_item == dit)
 622            break;
 623         i++;
 624      }
 625
 626    if (wd->round) i -= CEIL(wd->display_item_num);
 627
 628    if (!dit)
 629      {
 630         wd->selected_item =
 631            (Elm_Diskselector_Item *) eina_list_nth(wd->items, 0);
 632         return EINA_FALSE;
 633      }
 634
 635    evas_object_geometry_get(wd->scroller, NULL, &y, &w, &h);
 636    elm_smart_scroller_child_region_show(wd->scroller, w / wd->display_item_num * i, y, w, h);
 637    _select_item(dit);
 638    if (wd->idler)
 639      {
 640         ecore_idle_enterer_del(wd->idler);
 641         wd->idler = NULL;
 642      }
 643    wd->init = EINA_TRUE;
 644    _check_string(wd);
 645
 646    return EINA_TRUE;
 647 }
 648
 649 static void
 650 _round_item_del(Widget_Data *wd, Elm_Diskselector_Item *it)
 651 {
 652    if (!it) return;
 653    elm_box_unpack(wd->main_box, VIEW(it));
 654    wd->r_items = eina_list_remove(wd->r_items, it);
 655    eina_stringshare_del(it->label);
 656    evas_object_del(VIEW(it));
 657    free(it);
 658 }
 659
 660 static void
 661 _round_items_del(Widget_Data *wd)
 662 {
 663    Eina_List *l;
 664    Elm_Diskselector_Item * it;
 665
 666    _round_item_del(wd, wd->last);
 667    wd->last = NULL;
 668    _round_item_del(wd, wd->s_last);
 669    wd->s_last = NULL;
 670    _round_item_del(wd, wd->second);
 671    wd->second = NULL;
 672    _round_item_del(wd, wd->first);
 673    wd->first = NULL;
 674
 675    EINA_LIST_FOREACH(wd->under_items, l, it)
 676      {
 677         _round_item_del(wd, it);
 678      }
 679    wd->under_items = eina_list_free(wd->under_items);
 680
 681    EINA_LIST_FOREACH(wd->over_items, l, it)
 682      {
 683         _round_item_del(wd, it);
 684      }
 685    wd->over_items = eina_list_free(wd->over_items);
 686 }
 687
 688 static void
 689 _round_items_add(Widget_Data *wd)
 690 {
 691    Elm_Diskselector_Item *dit;
 692    Elm_Diskselector_Item *it;
 693    Elm_Diskselector_Item *temp_it;
 694    int i = 0;
 695    dit = it = eina_list_nth(wd->items, 0);
 696    if (!dit) return;
 697
 698    if (!wd->first)
 699      {
 700         wd->first = _item_new(WIDGET(it), it->icon, it->label, it->func,
 701                               it->base.data);
 702         wd->first->node = it->node;
 703         wd->r_items = eina_list_append(wd->r_items, wd->first);
 704      }
 705
 706    it = eina_list_nth(wd->items, 1);
 707    if (!it)
 708      it = dit;
 709    if (!wd->second)
 710      {
 711         wd->second = _item_new(WIDGET(it), it->icon, it->label, it->func,
 712                                it->base.data);
 713         wd->second->node = it->node;
 714         wd->r_items = eina_list_append(wd->r_items, wd->second);
 715      }
 716
 717    // if more than 3 itmes should be displayed
 718    for (i = 2; i < CEIL(wd->display_item_num); i++)
 719      {
 720         it = eina_list_nth(wd->items, i);
 721         if (!it) it = dit;
 722         temp_it = _item_new(WIDGET(it), it->icon, it->label, it->func, it->base.data);
 723         wd->over_items = eina_list_append(wd->over_items, temp_it);
 724         wd->r_items = eina_list_append(wd->r_items, temp_it);
 725      }
 726
 727    it = eina_list_nth(wd->items, wd->item_count - 1);
 728    if (!it)
 729      it = dit;
 730    if (!wd->last)
 731      {
 732         wd->last = _item_new(WIDGET(it), it->icon, it->label, it->func,
 733                              it->base.data);
 734         wd->last->node = it->node;
 735         wd->r_items = eina_list_prepend(wd->r_items, wd->last);
 736      }
 737
 738    it = eina_list_nth(wd->items, wd->item_count - 2);
 739    if (!it)
 740      it = dit;
 741    if (!wd->s_last)
 742      {
 743         wd->s_last = _item_new(WIDGET(it), it->icon, it->label, it->func,
 744                                it->base.data);
 745         wd->s_last->node = it->node;
 746         wd->r_items = eina_list_prepend(wd->r_items, wd->s_last);
 747      }
 748
 749    // if more than 3 itmes should be displayed
 750    for (i = 3; i <= CEIL(wd->display_item_num); i++)
 751      {
 752         it = eina_list_nth(wd->items, wd->item_count - i);
 753         if (!it) it = dit;
 754         temp_it = _item_new(WIDGET(it), it->icon, it->label, it->func, it->base.data);
 755         wd->under_items = eina_list_append(wd->under_items, temp_it);
 756         wd->r_items = eina_list_prepend(wd->r_items, temp_it);
 757      }
 758 }
 759
 760 static void
 761 _item_icon_set(Elm_Diskselector_Item *it, Evas_Object *icon)
 762 {
 763    if (it->icon == icon) return;
 764    if (it->icon)
 765      evas_object_del(it->icon);
 766    it->icon = icon;
 767    if (VIEW(it))
 768      {
 769         evas_object_size_hint_min_set(it->icon, 24, 24);
 770         evas_object_size_hint_max_set(it->icon, 40, 40);
 771         edje_object_part_swallow(VIEW(it), "elm.swallow.icon", it->icon);
 772         evas_object_show(it->icon);
 773         elm_widget_sub_object_add(WIDGET(it), it->icon);
 774      }
 775 }
 776
 777 static void
 778 _check_identical_item(Elm_Diskselector_Item *it, Evas_Object *icon)
 779 {
 780    Widget_Data *wd;
 781    Elm_Diskselector_Item *dit;
 782    Eina_List *l;
 783    int idx = 0;
 784    int ic = 0;
 785    int ac = 0;
 786
 787    wd = elm_widget_data_get(WIDGET(it));
 788    if (!wd) return;
 789
 790    if (wd->round)
 791      {
 792         // Get index from indentical item from round items
 793         EINA_LIST_FOREACH(wd->r_items, l, dit)
 794           {
 795              if (it == dit) break;
 796              idx++;
 797           }
 798
 799         // No item to match
 800         ic = eina_list_count(wd->r_items);
 801         if (idx >= ic) return;
 802         dit = NULL;
 803
 804         // Number of added items: CEIL(wd->display_item_num)
 805         ac = CEIL(wd->display_item_num);
 806
 807         if (((idx >= 0) && (idx < ac)) ||
 808             ((idx >= ac) && (idx < (2 * ac))))
 809           {
 810               // Selected item: under, low region
 811              dit = eina_list_nth(wd->r_items,
 812                                  idx + ic - (2 * ac));
 813           }
 814         else if (((idx >= (ic - ac)) && (idx < ic)) ||
 815                  ((idx >= (ic - (2 * ac))) && (idx < ic - ac)))
 816           {
 817               // Selected item: over, high region
 818               dit = eina_list_nth(wd->r_items,
 819                                   idx - ic + (2 * ac));
 820           }
 821
 822         if(dit) _item_icon_set(dit, icon);
 823         _sizing_eval(wd->self);
 824      }
 825 }
 826
 827 EAPI Evas_Object *
 828 elm_diskselector_add(Evas_Object *parent)
 829 {
 830    Evas *e;
 831    Evas_Object *obj;
 832    Widget_Data *wd;
 833
 834    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 835
 836    ELM_SET_WIDTYPE(widtype, "diskselector");
 837    elm_widget_type_set(obj, "diskselector");
 838    elm_widget_sub_object_add(parent, obj);
 839    elm_widget_data_set(obj, wd);
 840    elm_widget_del_hook_set(obj, _del_hook);
 841    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
 842    elm_widget_theme_hook_set(obj, _theme_hook);
 843    elm_widget_can_focus_set(obj, EINA_TRUE);
 844    elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
 845    elm_widget_event_hook_set(obj, _event_hook);
 846
 847    wd->self = obj;
 848    wd->item_count = 0;
 849    wd->round = EINA_FALSE;
 850    wd->init = EINA_FALSE;
 851    wd->len_side = 3;
 852    wd->display_item_num_by_api = EINA_FALSE;
 853
 854    wd->scroller = elm_smart_scroller_add(e);
 855    elm_smart_scroller_widget_set(wd->scroller, obj);
 856    _theme_hook(obj);
 857    elm_widget_resize_object_set(obj, wd->scroller);
 858    elm_smart_scroller_policy_set(wd->scroller, ELM_SMART_SCROLLER_POLICY_OFF,
 859                                  ELM_SMART_SCROLLER_POLICY_OFF);
 860    elm_smart_scroller_bounce_allow_set(wd->scroller, EINA_TRUE, EINA_FALSE);
 861    evas_object_smart_callback_add(wd->scroller, "scroll", _scroller_move_cb,
 862                                   wd);
 863    evas_object_smart_callback_add(wd->scroller, "animate,stop",
 864                                   _scroller_stop_cb, wd);
 865    _elm_theme_object_set(obj, wd->scroller, "diskselector", "base",
 866                          "default");
 867    evas_object_event_callback_add(wd->scroller, EVAS_CALLBACK_RESIZE,
 868                                   _diskselector_object_resize, obj);
 869
 870    wd->main_box = elm_box_add(parent);
 871    elm_box_horizontal_set(wd->main_box, EINA_TRUE);
 872    elm_box_homogeneous_set(wd->main_box, EINA_TRUE);
 873    evas_object_size_hint_weight_set(wd->main_box, EVAS_HINT_EXPAND,
 874                                     EVAS_HINT_EXPAND);
 875    evas_object_size_hint_align_set(wd->main_box, EVAS_HINT_FILL,
 876                                    EVAS_HINT_FILL);
 877    _elm_theme_object_set(obj, wd->main_box, "diskselector", "base",
 878                          "default");
 879    elm_widget_sub_object_add(obj, wd->main_box);
 880
 881    elm_smart_scroller_child_set(wd->scroller, wd->main_box);
 882
 883    wd->left_blank = edje_object_add(evas_object_evas_get(obj));
 884    _elm_theme_object_set(obj, wd->left_blank, "diskselector", "item",
 885                          "default");
 886    evas_object_size_hint_weight_set(wd->left_blank, EVAS_HINT_EXPAND,
 887                                     EVAS_HINT_EXPAND);
 888    evas_object_size_hint_align_set(wd->left_blank, EVAS_HINT_FILL,
 889                                    EVAS_HINT_FILL);
 890    elm_box_pack_end(wd->main_box, wd->left_blank);
 891    evas_object_show(wd->left_blank);
 892
 893    wd->right_blank = edje_object_add(evas_object_evas_get(obj));
 894    _elm_theme_object_set(obj, wd->right_blank, "diskselector", "item",
 895                          "default");
 896    evas_object_size_hint_weight_set(wd->right_blank, EVAS_HINT_EXPAND,
 897                                     EVAS_HINT_EXPAND);
 898    evas_object_size_hint_align_set(wd->right_blank, EVAS_HINT_FILL,
 899                                    EVAS_HINT_FILL);
 900    elm_box_pack_end(wd->main_box, wd->right_blank);
 901    evas_object_show(wd->right_blank);
 902
 903    _theme_data_get(wd);
 904
 905    evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
 906    evas_object_smart_callbacks_descriptions_set(obj, _signals);
 907    _sizing_eval(obj);
 908    return obj;
 909 }
 910
 911 EAPI Eina_Bool
 912 elm_diskselector_round_get(const Evas_Object *obj)
 913 {
 914    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 915    Widget_Data *wd = elm_widget_data_get(obj);
 916    if (!wd) return EINA_FALSE;
 917    return wd->round;
 918 }
 919
 920 EAPI void
 921 elm_diskselector_round_set(Evas_Object * obj, Eina_Bool round)
 922 {
 923    Eina_List *elist;
 924    Elm_Diskselector_Item *it;
 925
 926    ELM_CHECK_WIDTYPE(obj, widtype);
 927    Widget_Data *wd = elm_widget_data_get(obj);
 928    if (!wd) return;
 929
 930    if (wd->round == round)
 931      return;
 932
 933    wd->round = round;
 934    if (round)
 935      {
 936         wd->r_items = eina_list_clone(wd->items);
 937         elm_box_unpack(wd->main_box, wd->left_blank);
 938         evas_object_hide(wd->left_blank);
 939         elm_box_unpack(wd->main_box, wd->right_blank);
 940         evas_object_hide(wd->right_blank);
 941         if (!wd->items)
 942           return;
 943
 944         _round_items_add(wd);
 945
 946         if (wd->last)
 947           elm_box_pack_start(wd->main_box, wd->VIEW(last));
 948         if (wd->s_last)
 949           elm_box_pack_start(wd->main_box, wd->VIEW(s_last));
 950
 951         // if more than 3 items should be displayed
 952         EINA_LIST_FOREACH(wd->under_items, elist, it)
 953            elm_box_pack_start(wd->main_box, VIEW(it));
 954
 955         if (wd->first)
 956           elm_box_pack_end(wd->main_box, wd->VIEW(first));
 957         if (wd->second)
 958           elm_box_pack_end(wd->main_box, wd->VIEW(second));
 959
 960         // if more than 3 items should be displayed
 961         EINA_LIST_FOREACH(wd->over_items, elist, it)
 962            elm_box_pack_end(wd->main_box, VIEW(it));
 963      }
 964    else
 965      {
 966         _round_items_del(wd);
 967         elm_box_pack_start(wd->main_box, wd->left_blank);
 968         elm_box_pack_end(wd->main_box, wd->right_blank);
 969         eina_list_free(wd->r_items);
 970         wd->r_items = NULL;
 971      }
 972
 973    _selected_item_indicate(wd->selected_item);
 974    _sizing_eval(obj);
 975 }
 976
 977 EAPI int
 978 elm_diskselector_side_label_length_get(const Evas_Object *obj)
 979 {
 980    ELM_CHECK_WIDTYPE(obj, widtype) 0;
 981    Widget_Data *wd = elm_widget_data_get(obj);
 982    if (!wd) return 0;
 983    return wd->len_side;
 984 }
 985
 986 EAPI void
 987 elm_diskselector_side_label_length_set(Evas_Object *obj, int len)
 988 {
 989    ELM_CHECK_WIDTYPE(obj, widtype);
 990    Widget_Data *wd = elm_widget_data_get(obj);
 991    if (!wd) return;
 992    wd->len_side = len;
 993 }
 994
 995 EAPI void
 996 elm_diskselector_side_label_lenght_set(Evas_Object *obj, int len)
 997 {
 998    return elm_diskselector_side_label_length_set(obj, len);
 999 }
1000
1001 EAPI int
1002 elm_diskselector_side_label_lenght_get(const Evas_Object *obj)
1003 {
1004    return elm_diskselector_side_label_length_get(obj);
1005 }
1006
1007 EAPI void
1008 elm_diskselector_bounce_set(Evas_Object *obj, Eina_Bool h_bounce, Eina_Bool v_bounce)
1009 {
1010    ELM_CHECK_WIDTYPE(obj, widtype);
1011    Widget_Data *wd = elm_widget_data_get(obj);
1012    if (!wd) return;
1013    if (wd->scroller)
1014      elm_smart_scroller_bounce_allow_set(wd->scroller, h_bounce, v_bounce);
1015 }
1016
1017 EAPI void
1018 elm_diskselector_bounce_get(const Evas_Object *obj, Eina_Bool *h_bounce, Eina_Bool *v_bounce)
1019 {
1020    ELM_CHECK_WIDTYPE(obj, widtype);
1021    Widget_Data *wd = elm_widget_data_get(obj);
1022    if (!wd) return;
1023    elm_smart_scroller_bounce_allow_get(wd->scroller, h_bounce, v_bounce);
1024 }
1025
1026 EAPI void
1027 elm_diskselector_scroller_policy_get(const Evas_Object *obj, Elm_Scroller_Policy *policy_h, Elm_Scroller_Policy *policy_v)
1028 {
1029    ELM_CHECK_WIDTYPE(obj, widtype);
1030    Elm_Smart_Scroller_Policy s_policy_h, s_policy_v;
1031    Widget_Data *wd = elm_widget_data_get(obj);
1032    if ((!wd) || (!wd->scroller)) return;
1033    elm_smart_scroller_policy_get(wd->scroller, &s_policy_h, &s_policy_v);
1034    *policy_h = (Elm_Scroller_Policy) s_policy_h;
1035    *policy_v = (Elm_Scroller_Policy) s_policy_v;
1036 }
1037
1038 EAPI void
1039 elm_diskselector_scroller_policy_set(Evas_Object *obj, Elm_Scroller_Policy policy_h, Elm_Scroller_Policy policy_v)
1040 {
1041    ELM_CHECK_WIDTYPE(obj, widtype);
1042    Widget_Data *wd = elm_widget_data_get(obj);
1043    if ((!wd) || (!wd->scroller)) return;
1044    if ((policy_h >= ELM_SCROLLER_POLICY_LAST) ||
1045        (policy_v >= ELM_SCROLLER_POLICY_LAST))
1046      return;
1047    elm_smart_scroller_policy_set(wd->scroller, policy_h, policy_v);
1048 }
1049
1050 EAPI void
1051 elm_diskselector_clear(Evas_Object *obj)
1052 {
1053    ELM_CHECK_WIDTYPE(obj, widtype);
1054    Widget_Data *wd = elm_widget_data_get(obj);
1055    Elm_Diskselector_Item *it;
1056
1057    if (!wd) return;
1058    if (!wd->items) return;
1059
1060    wd->selected_item = NULL;
1061    EINA_LIST_FREE(wd->items, it) _item_del(it);
1062    _round_items_del(wd);
1063    _sizing_eval(obj);
1064 }
1065
1066 EAPI const Eina_List *
1067 elm_diskselector_items_get(const Evas_Object *obj)
1068 {
1069    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1070    Widget_Data *wd = elm_widget_data_get(obj);
1071    if (!wd) return NULL;
1072    return wd->items;
1073 }
1074
1075 EAPI Elm_Object_Item *
1076 elm_diskselector_item_append(Evas_Object *obj, const char *label, Evas_Object *icon, Evas_Smart_Cb func, const void *data)
1077 {
1078    Elm_Diskselector_Item *it;
1079    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1080    Widget_Data *wd = elm_widget_data_get(obj);
1081    if (!wd) return NULL;
1082
1083    it = _item_new(obj, icon, label, func, data);
1084    wd->items = eina_list_append(wd->items, it);
1085    it->node = eina_list_last(wd->items);
1086    wd->item_count++;
1087    if (wd->round)
1088      {
1089         _round_items_del(wd);
1090         wd->r_items = eina_list_append(wd->r_items, it);
1091         _round_items_add(wd);
1092         if (wd->last)
1093           elm_box_pack_start(wd->main_box, wd->VIEW(last));
1094         if (wd->s_last)
1095           elm_box_pack_start(wd->main_box, wd->VIEW(s_last));
1096         elm_box_pack_end(wd->main_box, VIEW(it));
1097         if (wd->first)
1098           elm_box_pack_end(wd->main_box, wd->VIEW(first));
1099         if (wd->second)
1100           elm_box_pack_end(wd->main_box, wd->VIEW(second));
1101      }
1102    else
1103      {
1104         elm_box_unpack(wd->main_box, wd->right_blank);
1105         elm_box_pack_end(wd->main_box, VIEW(it));
1106         elm_box_pack_end(wd->main_box, wd->right_blank);
1107      }
1108    if (!wd->selected_item)
1109      wd->selected_item = it;
1110    if (!wd->idler)
1111      wd->idler = ecore_idle_enterer_before_add(_move_scroller, obj);
1112    _sizing_eval(obj);
1113    return (Elm_Object_Item *) it;
1114 }
1115
1116 EAPI void
1117 elm_diskselector_item_del(Elm_Object_Item * it)
1118 {
1119    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1120    Elm_Diskselector_Item *item, *item2, *dit;
1121    Eina_List *l;
1122    int i = 0;
1123    Widget_Data *wd;
1124    item = (Elm_Diskselector_Item *) it;
1125    wd = elm_widget_data_get(WIDGET(item));
1126    if (!wd) return;
1127
1128    elm_box_unpack(wd->main_box, VIEW(item));
1129
1130    if (wd->round)
1131      wd->r_items = eina_list_remove(wd->r_items, item);
1132
1133    wd->items = eina_list_remove(wd->items, item);
1134
1135    if (wd->selected_item == item)
1136      {
1137         dit = (Elm_Diskselector_Item *) eina_list_nth(wd->items, 0);
1138         if (dit != item)
1139           wd->selected_item = dit;
1140         else
1141           wd->selected_item = eina_list_nth(wd->items, 1);
1142
1143         _selected_item_indicate(wd->selected_item);
1144      }
1145
1146    _item_del(item);
1147    wd->item_count -= 1;
1148
1149    if (wd->round)
1150      {
1151         if (!wd->item_count)
1152           {
1153              evas_object_hide(wd->VIEW(first));
1154              evas_object_hide(wd->VIEW(second));
1155              evas_object_hide(wd->VIEW(last));
1156              evas_object_hide(wd->VIEW(s_last));
1157
1158              EINA_LIST_FOREACH(wd->under_items, l, item2)
1159                evas_object_hide(VIEW(item2));
1160
1161              EINA_LIST_FOREACH(wd->over_items, l, item2)
1162                evas_object_hide(VIEW(item2));
1163           }
1164         else
1165           {
1166              dit = eina_list_nth(wd->items, 0);
1167              if (dit)
1168                {
1169                   eina_stringshare_replace(&wd->first->label, dit->label);
1170                   edje_object_part_text_set(wd->VIEW(first), "elm.text",
1171                                             wd->first->label);
1172                }
1173              dit = eina_list_nth(wd->items, 1);
1174              if (dit)
1175                {
1176                   eina_stringshare_replace(&wd->second->label, dit->label);
1177                   edje_object_part_text_set(wd->VIEW(second), "elm.text",
1178                                             wd->second->label);
1179                }
1180              // if more than 3 itmes should be displayed
1181              for (i = 2; i < CEIL(wd->display_item_num); i++)
1182                {
1183                   dit = eina_list_nth(wd->items, i);
1184                   item2 = eina_list_nth(wd->over_items, i - 2);
1185                   eina_stringshare_replace(&item2->label, dit->label);
1186                   edje_object_part_text_set(VIEW(item2), "elm.text", item2->label);
1187                }
1188
1189              dit = eina_list_nth(wd->items, eina_list_count(wd->items) - 1);
1190              if (dit)
1191                {
1192                   eina_stringshare_replace(&wd->last->label, dit->label);
1193                   edje_object_part_text_set(wd->VIEW(last), "elm.text",
1194                                             wd->last->label);
1195                }
1196              dit = eina_list_nth(wd->items, eina_list_count(wd->items) - 2);
1197              if (dit)
1198                {
1199                   eina_stringshare_replace(&wd->s_last->label, dit->label);
1200                   edje_object_part_text_set(wd->VIEW(s_last), "elm.text",
1201                                             wd->s_last->label);
1202                }
1203              // if more than 3 itmes should be displayed
1204              for (i = 3; i <= CEIL(wd->display_item_num); i++)
1205                {
1206                   dit = eina_list_nth(wd->items, wd->item_count - i);
1207                   item2 = eina_list_nth(wd->under_items, i - 3);
1208                   eina_stringshare_replace(&item2->label, dit->label);
1209                   edje_object_part_text_set(VIEW(item2), "elm.text",
1210                                             item2->label);
1211                }
1212           }
1213      }
1214    wd->check_idler = ecore_idle_enterer_before_add(_check_string, wd);
1215    _sizing_eval(wd->self);
1216 }
1217
1218 EAPI const char *
1219 elm_diskselector_item_label_get(const Elm_Object_Item * it)
1220 {
1221    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1222    return ((Elm_Diskselector_Item *) it)->label;
1223 }
1224
1225 EAPI void
1226 elm_diskselector_item_label_set(Elm_Object_Item * it, const char *label)
1227 {
1228    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1229    Elm_Diskselector_Item *item = (Elm_Diskselector_Item *) it;
1230    eina_stringshare_replace(&item->label, label);
1231    edje_object_part_text_set(VIEW(item), "elm.text", item->label);
1232 }
1233
1234 EAPI Elm_Object_Item *
1235 elm_diskselector_selected_item_get(const Evas_Object *obj)
1236 {
1237    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1238    Widget_Data *wd = elm_widget_data_get(obj);
1239    if (!wd) return NULL;
1240    return (Elm_Object_Item *) wd->selected_item;
1241 }
1242
1243 EAPI void
1244 elm_diskselector_item_selected_set(Elm_Object_Item *it, Eina_Bool selected)
1245 {
1246    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1247    Widget_Data *wd;
1248    Elm_Diskselector_Item *item = (Elm_Diskselector_Item *) it;
1249    wd = elm_widget_data_get(WIDGET(item));
1250    if (!wd) return;
1251
1252    if ((wd->selected_item == item) && (selected))
1253      return;
1254
1255    if ((wd->selected_item == item) && (!selected))
1256      wd->selected_item = eina_list_data_get(wd->items);
1257    else
1258      {
1259         wd->selected_item = item;
1260         _selected_item_indicate(wd->selected_item);
1261      }
1262
1263    if (!wd->idler)
1264      wd->idler = ecore_idle_enterer_before_add(_move_scroller, WIDGET(item));
1265 }
1266
1267 EAPI Eina_Bool
1268 elm_diskselector_item_selected_get(const Elm_Object_Item *it)
1269 {
1270    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, EINA_FALSE);
1271    Widget_Data *wd = elm_widget_data_get(WIDGET(it));
1272    if (!wd) return EINA_FALSE;
1273    return (wd->selected_item == ((Elm_Diskselector_Item *) it));
1274 }
1275
1276 EAPI void
1277 elm_diskselector_item_del_cb_set(Elm_Object_Item *it, Evas_Smart_Cb func)
1278 {
1279    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1280    elm_widget_item_del_cb_set(it, func);
1281 }
1282
1283 EAPI void *
1284 elm_diskselector_item_data_get(const Elm_Object_Item *it)
1285 {
1286    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1287    return elm_widget_item_data_get(it);
1288 }
1289
1290 EAPI Evas_Object *
1291 elm_diskselector_item_icon_get(const Elm_Object_Item *it)
1292 {
1293    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1294    return ((Elm_Diskselector_Item *) it)->icon;
1295 }
1296
1297 EAPI void
1298 elm_diskselector_item_icon_set(Elm_Object_Item *it, Evas_Object *icon)
1299 {
1300    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1301    _item_icon_set((Elm_Diskselector_Item *) it, icon);
1302    _check_identical_item((Elm_Diskselector_Item *) it, icon);
1303 }
1304
1305 EAPI Elm_Object_Item *
1306 elm_diskselector_item_prev_get(const Elm_Object_Item *it)
1307 {
1308    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1309    Elm_Diskselector_Item *item = (Elm_Diskselector_Item *) it;
1310    if (item->node->prev) return item->node->prev->data;
1311    else return NULL;
1312 }
1313
1314 EAPI Elm_Object_Item *
1315 elm_diskselector_item_next_get(const Elm_Object_Item *it)
1316 {
1317    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1318    Elm_Diskselector_Item *item = (Elm_Diskselector_Item *) it;
1319    if (item->node->next) return item->node->next->data;
1320    else return NULL;
1321 }
1322
1323 EAPI Elm_Object_Item *
1324 elm_diskselector_first_item_get(const Evas_Object *obj)
1325 {
1326    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1327    Widget_Data *wd = elm_widget_data_get(obj);
1328    if (!wd || !wd->items) return NULL;
1329    return eina_list_data_get(wd->items);
1330 }
1331
1332 EAPI Elm_Object_Item *
1333 elm_diskselector_last_item_get(const Evas_Object *obj)
1334 {
1335    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1336    Widget_Data *wd = elm_widget_data_get(obj);
1337    if (!wd || !wd->items) return NULL;
1338    return eina_list_data_get(eina_list_last(wd->items));
1339 }
1340
1341 EAPI void
1342 elm_diskselector_item_tooltip_text_set(Elm_Object_Item *it, const char *text)
1343 {
1344    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1345    elm_widget_item_tooltip_text_set(it, text);
1346 }
1347
1348 EAPI void
1349 elm_diskselector_item_tooltip_content_cb_set(Elm_Object_Item *it, Elm_Tooltip_Item_Content_Cb func, const void *data, Evas_Smart_Cb del_cb)
1350 {
1351    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1352    elm_widget_item_tooltip_content_cb_set(it, func, data, del_cb);
1353 }
1354
1355 EAPI void
1356 elm_diskselector_item_tooltip_unset(Elm_Object_Item *it)
1357 {
1358    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1359    elm_widget_item_tooltip_unset(it);
1360 }
1361
1362 EAPI void
1363 elm_diskselector_item_tooltip_style_set(Elm_Object_Item *it, const char *style)
1364 {
1365    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1366    elm_widget_item_tooltip_style_set(it, style);
1367 }
1368
1369 EAPI const char *
1370 elm_diskselector_item_tooltip_style_get(const Elm_Object_Item *it)
1371 {
1372    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1373    return elm_widget_item_tooltip_style_get(it);
1374 }
1375
1376 EAPI void
1377 elm_diskselector_item_cursor_set(Elm_Object_Item *it, const char *cursor)
1378 {
1379    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1380    elm_widget_item_cursor_set(it, cursor);
1381 }
1382
1383 EAPI const char *
1384 elm_diskselector_item_cursor_get(const Elm_Object_Item *it)
1385 {
1386    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1387    return elm_widget_item_cursor_get(it);
1388 }
1389
1390 EAPI void
1391 elm_diskselector_item_cursor_unset(Elm_Object_Item *it)
1392 {
1393    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1394    elm_widget_item_cursor_unset(it);
1395 }
1396
1397 EAPI void
1398 elm_diskselector_item_cursor_style_set(Elm_Object_Item *it, const char *style)
1399 {
1400    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1401    elm_widget_item_cursor_style_set(it, style);
1402 }
1403
1404 EAPI const char *
1405 elm_diskselector_item_cursor_style_get(const Elm_Object_Item *it)
1406 {
1407    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, NULL);
1408    return elm_widget_item_cursor_style_get(it);
1409 }
1410
1411 EAPI void
1412 elm_diskselector_item_cursor_engine_only_set(Elm_Object_Item *it, Eina_Bool engine_only)
1413 {
1414    ELM_OBJ_ITEM_CHECK_OR_RETURN(it);
1415    elm_widget_item_cursor_engine_only_set(it, engine_only);
1416 }
1417
1418 EAPI Eina_Bool
1419 elm_diskselector_item_cursor_engine_only_get(const Elm_Object_Item *it)
1420 {
1421    ELM_OBJ_ITEM_CHECK_OR_RETURN(it, EINA_FALSE);
1422    return elm_widget_item_cursor_engine_only_get(it);
1423 }
1424
1425 EAPI void
1426 elm_diskselector_display_item_num_set(Evas_Object *obj, int num)
1427 {
1428    ELM_CHECK_WIDTYPE(obj, widtype);
1429    Widget_Data *wd = elm_widget_data_get(obj);
1430    if (!wd) return;
1431    if (num < DISPLAY_ITEM_NUM_MIN) num = DISPLAY_ITEM_NUM_MIN;
1432    wd->display_item_num = num;
1433    wd->display_item_num_by_api = EINA_TRUE;
1434 }
1435
1436 EAPI int
1437 elm_diskselector_display_item_num_get(const Evas_Object *item)
1438 {
1439    ELM_CHECK_WIDTYPE(item, widtype) (-1);
1440    Widget_Data *wd = elm_widget_data_get(item);
1441    if (!wd) return -1;
1442    return wd->display_item_num;
1443 }