src/lib/elm_gengrid.c

   1 #include <Elementary.h>
   2 #include <Elementary_Cursor.h>
   3 #include "elm_priv.h"
   4 #include "els_scroller.h"
   5
   6  typedef struct _Widget_Data Widget_Data;
   7  typedef struct _Pan         Pan;
   8
   9 #define PRELOAD 1
  10 #define REORDER_EFFECT_TIME 0.5
  11
  12  struct _Elm_Gengrid_Item
  13 {
  14    ELM_WIDGET_ITEM;
  15    EINA_INLIST;
  16    Evas_Object                  *spacer;
  17    const Elm_Gengrid_Item_Class *gic;
  18    Ecore_Timer                  *long_timer;
  19    Ecore_Animator               *item_moving_effect_timer;
  20    Widget_Data                  *wd;
  21    Eina_List                    *labels, *icons, *states, *icon_objs;
  22    struct
  23      {
  24         Evas_Smart_Cb func;
  25         const void   *data;
  26      } func;
  27
  28    Evas_Coord   x, y, dx, dy, ox, oy, tx, ty, rx, ry;
  29    unsigned int moving_effect_start_time;
  30    int          relcount;
  31    int          walking;
  32
  33    struct
  34      {
  35         const void                 *data;
  36         Elm_Tooltip_Item_Content_Cb content_cb;
  37         Evas_Smart_Cb               del_cb;
  38         const char                 *style;
  39      } tooltip;
  40
  41    const char *mouse_cursor;
  42
  43    Eina_Bool   want_unrealize : 1;
  44    Eina_Bool   realized : 1;
  45    Eina_Bool   dragging : 1;
  46    Eina_Bool   down : 1;
  47    Eina_Bool   delete_me : 1;
  48    Eina_Bool   display_only : 1;
  49    Eina_Bool   disabled : 1;
  50    Eina_Bool   selected : 1;
  51    Eina_Bool   hilighted : 1;
  52    Eina_Bool   moving : 1;
  53 };
  54
  55 struct _Widget_Data
  56 {
  57    Evas_Object      *self, *scr;
  58    Evas_Object      *pan_smart;
  59    Pan              *pan;
  60    Eina_Inlist      *items;
  61    Ecore_Job        *calc_job;
  62    Eina_List        *selected;
  63    Elm_Gengrid_Item *last_selected_item, *reorder_item;
  64    double            align_x, align_y;
  65
  66    Evas_Coord        pan_x, pan_y, old_pan_x, old_pan_y;
  67    Evas_Coord        item_width, item_height; /* Each item size */
  68    Evas_Coord        minw, minh; /* Total obj size */
  69    Evas_Coord        reorder_item_x, reorder_item_y;
  70    unsigned int      nmax;
  71    long              count;
  72    int               walking;
  73
  74    Eina_Bool         horizontal : 1;
  75    Eina_Bool         on_hold : 1;
  76    Eina_Bool         longpressed : 1;
  77    Eina_Bool         multi : 1;
  78    Eina_Bool         no_select : 1;
  79    Eina_Bool         wasselected : 1;
  80    Eina_Bool         always_select : 1;
  81    Eina_Bool         clear_me : 1;
  82    Eina_Bool         h_bounce : 1;
  83    Eina_Bool         v_bounce : 1;
  84    Eina_Bool         reorder_mode : 1;
  85    Eina_Bool         reorder_item_changed : 1;
  86    Eina_Bool         move_effect_enabled : 1;
  87 };
  88
  89 #define ELM_GENGRID_ITEM_FROM_INLIST(it) \
  90    ((it) ? EINA_INLIST_CONTAINER_GET(it, Elm_Gengrid_Item) : NULL)
  91
  92 struct _Pan
  93 {
  94    Evas_Object_Smart_Clipped_Data __clipped_data;
  95    Widget_Data                   *wd;
  96 };
  97
  98 static const char *widtype = NULL;
  99 static void      _item_hilight(Elm_Gengrid_Item *it);
 100 static void      _item_unrealize(Elm_Gengrid_Item *it);
 101 static void      _item_select(Elm_Gengrid_Item *it);
 102 static void      _item_unselect(Elm_Gengrid_Item *it);
 103 static void      _calc_job(void *data);
 104 static void      _on_focus_hook(void        *data,
 105                                 Evas_Object *obj);
 106 static Eina_Bool _item_multi_select_up(Widget_Data *wd);
 107 static Eina_Bool _item_multi_select_down(Widget_Data *wd);
 108 static Eina_Bool _item_multi_select_left(Widget_Data *wd);
 109 static Eina_Bool _item_multi_select_right(Widget_Data *wd);
 110 static Eina_Bool _item_single_select_up(Widget_Data *wd);
 111 static Eina_Bool _item_single_select_down(Widget_Data *wd);
 112 static Eina_Bool _item_single_select_left(Widget_Data *wd);
 113 static Eina_Bool _item_single_select_right(Widget_Data *wd);
 114 static Eina_Bool _event_hook(Evas_Object       *obj,
 115                              Evas_Object       *src,
 116                              Evas_Callback_Type type,
 117                              void              *event_info);
 118 static Eina_Bool _deselect_all_items(Widget_Data *wd);
 119
 120 static Evas_Smart_Class _pan_sc = EVAS_SMART_CLASS_INIT_VERSION;
 121 static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
 122
 123 static const char SIG_CLICKED_DOUBLE[] = "clicked,double";
 124 static const char SIG_SELECTED[] = "selected";
 125 static const char SIG_UNSELECTED[] = "unselected";
 126 static const char SIG_REALIZED[] = "realized";
 127 static const char SIG_UNREALIZED[] = "unrealized";
 128 static const char SIG_CHANGED[] = "changed";
 129 static const char SIG_DRAG_START_UP[] = "drag,start,up";
 130 static const char SIG_DRAG_START_DOWN[] = "drag,start,down";
 131 static const char SIG_DRAG_START_LEFT[] = "drag,start,left";
 132 static const char SIG_DRAG_START_RIGHT[] = "drag,start,right";
 133 static const char SIG_DRAG_STOP[] = "drag,stop";
 134 static const char SIG_DRAG[] = "drag";
 135 static const char SIG_SCROLL[] = "scroll";
 136 static const char SIG_SCROLL_ANIM_START[] = "scroll,anim,start";
 137 static const char SIG_SCROLL_ANIM_STOP[] = "scroll,anim,stop";
 138 static const char SIG_SCROLL_DRAG_START[] = "scroll,drag,start";
 139 static const char SIG_SCROLL_DRAG_STOP[] = "scroll,drag,stop";
 140 static const char SIG_MOVED[] = "moved";
 141
 142 static const Evas_Smart_Cb_Description _signals[] = {
 143        {SIG_CLICKED_DOUBLE, ""},
 144        {SIG_SELECTED, ""},
 145        {SIG_UNSELECTED, ""},
 146        {SIG_REALIZED, ""},
 147        {SIG_UNREALIZED, ""},
 148        {SIG_CHANGED, ""},
 149        {SIG_DRAG_START_UP, ""},
 150        {SIG_DRAG_START_DOWN, ""},
 151        {SIG_DRAG_START_LEFT, ""},
 152        {SIG_DRAG_START_RIGHT, ""},
 153        {SIG_DRAG_STOP, ""},
 154        {SIG_DRAG, ""},
 155        {SIG_SCROLL, ""},
 156        {SIG_SCROLL_ANIM_START, ""},
 157        {SIG_SCROLL_ANIM_STOP, ""},
 158        {SIG_SCROLL_DRAG_START, ""},
 159        {SIG_SCROLL_DRAG_STOP, ""},
 160        {SIG_MOVED, ""},
 161        {NULL, NULL}
 162 };
 163
 164 static Eina_Compare_Cb _elm_gengrid_item_compare_cb;
 165 static Eina_Compare_Cb _elm_gengrid_item_compare_data_cb;
 166
 167 static Eina_Bool
 168 _event_hook(Evas_Object       *obj,
 169             Evas_Object *src   __UNUSED__,
 170             Evas_Callback_Type type,
 171             void              *event_info)
 172 {
 173    if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
 174    Evas_Event_Key_Down *ev = event_info;
 175    Widget_Data *wd = elm_widget_data_get(obj);
 176    if (!wd) return EINA_FALSE;
 177    if (!wd->items) return EINA_FALSE;
 178    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
 179    if (elm_widget_disabled_get(obj)) return EINA_FALSE;
 180
 181    Elm_Gengrid_Item *it = NULL;
 182    Evas_Coord x = 0;
 183    Evas_Coord y = 0;
 184    Evas_Coord step_x = 0;
 185    Evas_Coord step_y = 0;
 186    Evas_Coord v_w = 0;
 187    Evas_Coord v_h = 0;
 188    Evas_Coord page_x = 0;
 189    Evas_Coord page_y = 0;
 190
 191    elm_smart_scroller_child_pos_get(wd->scr, &x, &y);
 192    elm_smart_scroller_step_size_get(wd->scr, &step_x, &step_y);
 193    elm_smart_scroller_page_size_get(wd->scr, &page_x, &page_y);
 194    elm_smart_scroller_child_viewport_size_get(wd->scr, &v_w, &v_h);
 195
 196    if ((!strcmp(ev->keyname, "Left")) || (!strcmp(ev->keyname, "KP_Left")))
 197      {
 198         if ((wd->horizontal) &&
 199             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 200               (_item_multi_select_up(wd)))
 201              || (_item_single_select_up(wd))))
 202           {
 203              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 204              return EINA_TRUE;
 205           }
 206         else if ((!wd->horizontal) &&
 207                  (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 208                    (_item_multi_select_left(wd)))
 209                   || (_item_single_select_left(wd))))
 210           {
 211              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 212              return EINA_TRUE;
 213           }
 214         else
 215           x -= step_x;
 216      }
 217    else if ((!strcmp(ev->keyname, "Right")) || (!strcmp(ev->keyname, "KP_Right")))
 218      {
 219         if ((wd->horizontal) &&
 220             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 221               (_item_multi_select_down(wd)))
 222              || (_item_single_select_down(wd))))
 223           {
 224              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 225              return EINA_TRUE;
 226           }
 227         else if ((!wd->horizontal) &&
 228                  (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 229                    (_item_multi_select_right(wd)))
 230                   || (_item_single_select_right(wd))))
 231           {
 232              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 233              return EINA_TRUE;
 234           }
 235         else
 236           x += step_x;
 237      }
 238    else if ((!strcmp(ev->keyname, "Up")) || (!strcmp(ev->keyname, "KP_Up")))
 239      {
 240         if ((wd->horizontal) &&
 241             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 242               (_item_multi_select_left(wd)))
 243              || (_item_single_select_left(wd))))
 244           {
 245              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 246              return EINA_TRUE;
 247           }
 248         else if ((!wd->horizontal) &&
 249                  (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 250                    (_item_multi_select_up(wd)))
 251                   || (_item_single_select_up(wd))))
 252           {
 253              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 254              return EINA_TRUE;
 255           }
 256         else
 257           y -= step_y;
 258      }
 259    else if ((!strcmp(ev->keyname, "Down")) || (!strcmp(ev->keyname, "KP_Down")))
 260      {
 261         if ((wd->horizontal) &&
 262             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 263               (_item_multi_select_right(wd)))
 264              || (_item_single_select_right(wd))))
 265           {
 266              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 267              return EINA_TRUE;
 268           }
 269         else if ((!wd->horizontal) &&
 270                  (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 271                    (_item_multi_select_down(wd)))
 272                   || (_item_single_select_down(wd))))
 273           {
 274              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 275              return EINA_TRUE;
 276           }
 277         else
 278           y += step_y;
 279      }
 280    else if ((!strcmp(ev->keyname, "Home")) || (!strcmp(ev->keyname, "KP_Home")))
 281      {
 282         it = elm_gengrid_first_item_get(obj);
 283         elm_gengrid_item_bring_in(it);
 284         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 285         return EINA_TRUE;
 286      }
 287    else if ((!strcmp(ev->keyname, "End")) || (!strcmp(ev->keyname, "KP_End")))
 288      {
 289         it = elm_gengrid_last_item_get(obj);
 290         elm_gengrid_item_bring_in(it);
 291         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 292         return EINA_TRUE;
 293      }
 294    else if ((!strcmp(ev->keyname, "Prior")) ||
 295             (!strcmp(ev->keyname, "KP_Prior")))
 296      {
 297         if (wd->horizontal)
 298           {
 299              if (page_x < 0)
 300                x -= -(page_x * v_w) / 100;
 301              else
 302                x -= page_x;
 303           }
 304         else
 305           {
 306              if (page_y < 0)
 307                y -= -(page_y * v_h) / 100;
 308              else
 309                y -= page_y;
 310           }
 311      }
 312    else if ((!strcmp(ev->keyname, "Next")) || (!strcmp(ev->keyname, "KP_Next")))
 313      {
 314         if (wd->horizontal)
 315           {
 316              if (page_x < 0)
 317                x += -(page_x * v_w) / 100;
 318              else
 319                x += page_x;
 320           }
 321         else
 322           {
 323              if (page_y < 0)
 324                y += -(page_y * v_h) / 100;
 325              else
 326                y += page_y;
 327           }
 328      }
 329    else if (!strcmp(ev->keyname, "Escape"))
 330      {
 331         if (!_deselect_all_items(wd)) return EINA_FALSE;
 332         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 333         return EINA_TRUE;
 334      }
 335    else if ((!strcmp(ev->keyname, "Return")) ||
 336             (!strcmp(ev->keyname, "KP_Enter")) ||
 337             (!strcmp(ev->keyname, "space")))
 338      {
 339         it = elm_gengrid_selected_item_get(obj);
 340         evas_object_smart_callback_call(it->wd->self, SIG_CLICKED_DOUBLE, it);
 341      }
 342    else return EINA_FALSE;
 343
 344    ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 345    elm_smart_scroller_child_pos_set(wd->scr, x, y);
 346    return EINA_TRUE;
 347 }
 348
 349 static Eina_Bool
 350 _deselect_all_items(Widget_Data *wd)
 351 {
 352    if (!wd->selected) return EINA_FALSE;
 353    while(wd->selected)
 354      elm_gengrid_item_selected_set(wd->selected->data, EINA_FALSE);
 355
 356    return EINA_TRUE;
 357 }
 358
 359 static Eina_Bool
 360 _item_multi_select_left(Widget_Data *wd)
 361 {
 362    if (!wd->selected) return EINA_FALSE;
 363
 364    Elm_Gengrid_Item *prev = elm_gengrid_item_prev_get(wd->last_selected_item);
 365    if (!prev) return EINA_TRUE;
 366    if (elm_gengrid_item_selected_get(prev))
 367      {
 368         elm_gengrid_item_selected_set(wd->last_selected_item, EINA_FALSE);
 369         wd->last_selected_item = prev;
 370         elm_gengrid_item_show(wd->last_selected_item);
 371      }
 372    else
 373      {
 374         elm_gengrid_item_selected_set(prev, EINA_TRUE);
 375         elm_gengrid_item_show(prev);
 376      }
 377
 378    return EINA_TRUE;
 379 }
 380
 381 static Eina_Bool
 382 _item_multi_select_right(Widget_Data *wd)
 383 {
 384    if (!wd->selected) return EINA_FALSE;
 385
 386    Elm_Gengrid_Item *next = elm_gengrid_item_next_get(wd->last_selected_item);
 387    if (!next) return EINA_TRUE;
 388    if (elm_gengrid_item_selected_get(next))
 389      {
 390         elm_gengrid_item_selected_set(wd->last_selected_item, EINA_FALSE);
 391         wd->last_selected_item = next;
 392         elm_gengrid_item_show(wd->last_selected_item);
 393      }
 394    else
 395      {
 396         elm_gengrid_item_selected_set(next, EINA_TRUE);
 397         elm_gengrid_item_show(next);
 398      }
 399
 400    return EINA_TRUE;
 401 }
 402
 403 static Eina_Bool
 404 _item_multi_select_up(Widget_Data *wd)
 405 {
 406    unsigned int i;
 407    Eina_Bool r = EINA_TRUE;
 408
 409    if (!wd->selected) return EINA_FALSE;
 410
 411    for (i = 0; (r) && (i < wd->nmax); i++)
 412      r &= _item_multi_select_left(wd);
 413
 414    return r;
 415 }
 416
 417 static Eina_Bool
 418 _item_multi_select_down(Widget_Data *wd)
 419 {
 420    unsigned int i;
 421    Eina_Bool r = EINA_TRUE;
 422
 423    if (!wd->selected) return EINA_FALSE;
 424
 425    for (i = 0; (r) && (i < wd->nmax); i++)
 426      r &= _item_multi_select_right(wd);
 427
 428    return r;
 429 }
 430
 431 static Eina_Bool
 432 _item_single_select_up(Widget_Data *wd)
 433 {
 434    unsigned int i;
 435
 436    Elm_Gengrid_Item *prev;
 437
 438    if (!wd->selected)
 439      {
 440         prev = ELM_GENGRID_ITEM_FROM_INLIST(wd->items->last);
 441         while ((prev) && (prev->delete_me))
 442           prev = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(prev)->prev);
 443         elm_gengrid_item_selected_set(prev, EINA_TRUE);
 444         elm_gengrid_item_show(prev);
 445         return EINA_TRUE;
 446      }
 447    else prev = elm_gengrid_item_prev_get(wd->last_selected_item);
 448
 449    if (!prev) return EINA_FALSE;
 450
 451    for (i = 1; i < wd->nmax; i++)
 452      {
 453         Elm_Gengrid_Item *tmp = elm_gengrid_item_prev_get(prev);
 454         if (!tmp) return EINA_FALSE;
 455         prev = tmp;
 456      }
 457
 458    _deselect_all_items(wd);
 459
 460    elm_gengrid_item_selected_set(prev, EINA_TRUE);
 461    elm_gengrid_item_show(prev);
 462    return EINA_TRUE;
 463 }
 464
 465 static Eina_Bool
 466 _item_single_select_down(Widget_Data *wd)
 467 {
 468    unsigned int i;
 469
 470    Elm_Gengrid_Item *next;
 471
 472    if (!wd->selected)
 473      {
 474         next = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
 475         while ((next) && (next->delete_me))
 476           next = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(next)->next);
 477         elm_gengrid_item_selected_set(next, EINA_TRUE);
 478         elm_gengrid_item_show(next);
 479         return EINA_TRUE;
 480      }
 481    else next = elm_gengrid_item_next_get(wd->last_selected_item);
 482
 483    if (!next) return EINA_FALSE;
 484
 485    for (i = 1; i < wd->nmax; i++)
 486      {
 487         Elm_Gengrid_Item *tmp = elm_gengrid_item_next_get(next);
 488         if (!tmp) return EINA_FALSE;
 489         next = tmp;
 490      }
 491
 492    _deselect_all_items(wd);
 493
 494    elm_gengrid_item_selected_set(next, EINA_TRUE);
 495    elm_gengrid_item_show(next);
 496    return EINA_TRUE;
 497 }
 498
 499 static Eina_Bool
 500 _item_single_select_left(Widget_Data *wd)
 501 {
 502    Elm_Gengrid_Item *prev;
 503    if (!wd->selected)
 504      {
 505         prev = ELM_GENGRID_ITEM_FROM_INLIST(wd->items->last);
 506         while ((prev) && (prev->delete_me))
 507           prev = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(prev)->prev);
 508      }
 509    else prev = elm_gengrid_item_prev_get(wd->last_selected_item);
 510
 511    if (!prev) return EINA_FALSE;
 512
 513    _deselect_all_items(wd);
 514
 515    elm_gengrid_item_selected_set(prev, EINA_TRUE);
 516    elm_gengrid_item_show(prev);
 517    return EINA_TRUE;
 518 }
 519
 520 static Eina_Bool
 521 _item_single_select_right(Widget_Data *wd)
 522 {
 523    Elm_Gengrid_Item *next;
 524    if (!wd->selected)
 525      {
 526         next = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
 527         while ((next) && (next->delete_me))
 528           next = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(next)->next);
 529      }
 530    else next = elm_gengrid_item_next_get(wd->last_selected_item);
 531
 532    if (!next) return EINA_FALSE;
 533
 534    _deselect_all_items(wd);
 535
 536    elm_gengrid_item_selected_set(next, EINA_TRUE);
 537    elm_gengrid_item_show(next);
 538    return EINA_TRUE;
 539 }
 540
 541 static void
 542 _on_focus_hook(void *data   __UNUSED__,
 543                Evas_Object *obj)
 544 {
 545    Widget_Data *wd = elm_widget_data_get(obj);
 546    if (!wd) return;
 547    if (elm_widget_focus_get(obj))
 548      {
 549         edje_object_signal_emit(wd->self, "elm,action,focus", "elm");
 550         evas_object_focus_set(wd->self, EINA_TRUE);
 551         if ((wd->selected) && (!wd->last_selected_item))
 552           wd->last_selected_item = eina_list_data_get(wd->selected);
 553      }
 554    else
 555      {
 556         edje_object_signal_emit(wd->self, "elm,action,unfocus", "elm");
 557         evas_object_focus_set(wd->self, EINA_FALSE);
 558      }
 559 }
 560
 561 static void
 562 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
 563 {
 564    Widget_Data *wd = elm_widget_data_get(obj);
 565    Elm_Gengrid_Item *it;
 566    if (!wd) return;
 567    elm_smart_scroller_mirrored_set(wd->scr, rtl);
 568    if (!wd->items) return;
 569    it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
 570
 571    while (it)
 572      {
 573         edje_object_mirrored_set(VIEW(it), rtl);
 574         elm_gengrid_item_update(it);
 575         it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
 576      }
 577 }
 578
 579 static void
 580 _theme_hook(Evas_Object *obj)
 581 {
 582    Widget_Data *wd = elm_widget_data_get(obj);
 583    if (!wd) return;
 584    _elm_widget_mirrored_reload(obj);
 585    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 586    elm_smart_scroller_object_theme_set(obj, wd->scr, "gengrid", "base",
 587                                        elm_widget_style_get(obj));
 588 }
 589
 590 static void
 591 _del_pre_hook(Evas_Object *obj)
 592 {
 593    Widget_Data *wd = elm_widget_data_get(obj);
 594    if (!wd) return;
 595    elm_gengrid_clear(obj);
 596    evas_object_del(wd->pan_smart);
 597    wd->pan_smart = NULL;
 598 }
 599
 600 static void
 601 _del_hook(Evas_Object *obj)
 602 {
 603    Widget_Data *wd = elm_widget_data_get(obj);
 604    free(wd);
 605 }
 606
 607 static void
 608 _signal_emit_hook(Evas_Object *obj,
 609                   const char  *emission,
 610                   const char  *source)
 611 {
 612    Widget_Data *wd = elm_widget_data_get(obj);
 613    if (!wd) return;
 614    edje_object_signal_emit(elm_smart_scroller_edje_object_get(wd->scr),
 615                            emission, source);
 616 }
 617
 618 static void
 619 _mouse_move(void        *data,
 620             Evas *evas   __UNUSED__,
 621             Evas_Object *obj,
 622             void        *event_info)
 623 {
 624    Elm_Gengrid_Item *it = data;
 625    Evas_Event_Mouse_Move *ev = event_info;
 626    Evas_Coord minw = 0, minh = 0, x, y, dx, dy, adx, ady;
 627    Evas_Coord ox, oy, ow, oh, it_scrl_x, it_scrl_y;
 628
 629    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
 630      {
 631         if (!it->wd->on_hold)
 632           {
 633              it->wd->on_hold = EINA_TRUE;
 634              if (!it->wd->wasselected)
 635                _item_unselect(it);
 636           }
 637      }
 638    if ((it->dragging) && (it->down))
 639      {
 640         if (it->long_timer)
 641           {
 642              ecore_timer_del(it->long_timer);
 643              it->long_timer = NULL;
 644           }
 645         evas_object_smart_callback_call(it->wd->self, SIG_DRAG, it);
 646         return;
 647      }
 648    if ((!it->down) || (it->wd->longpressed))
 649      {
 650         if (it->long_timer)
 651           {
 652              ecore_timer_del(it->long_timer);
 653              it->long_timer = NULL;
 654           }
 655         if ((it->wd->reorder_mode) && (it->wd->reorder_item))
 656           {
 657              evas_object_geometry_get(it->wd->pan_smart, &ox, &oy, &ow, &oh);
 658
 659              it_scrl_x = ev->cur.canvas.x - it->wd->reorder_item->dx;
 660              it_scrl_y = ev->cur.canvas.y - it->wd->reorder_item->dy;
 661
 662              if (it_scrl_x < ox) it->wd->reorder_item_x = ox;
 663              else if (it_scrl_x + it->wd->item_width > ox + ow)
 664                it->wd->reorder_item_x = ox + ow - it->wd->item_width;
 665              else it->wd->reorder_item_x = it_scrl_x;
 666
 667              if (it_scrl_y < oy) it->wd->reorder_item_y = oy;
 668              else if (it_scrl_y + it->wd->item_height > oy + oh)
 669                it->wd->reorder_item_y = oy + oh - it->wd->item_height;
 670              else it->wd->reorder_item_y = it_scrl_y;
 671
 672              if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
 673              it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
 674           }
 675         return;
 676      }
 677    if (!it->display_only)
 678      elm_coords_finger_size_adjust(1, &minw, 1, &minh);
 679    evas_object_geometry_get(obj, &x, &y, NULL, NULL);
 680    x = ev->cur.canvas.x - x;
 681    y = ev->cur.canvas.y - y;
 682    dx = x - it->dx;
 683    adx = dx;
 684    if (adx < 0) adx = -dx;
 685    dy = y - it->dy;
 686    ady = dy;
 687    if (ady < 0) ady = -dy;
 688    minw /= 2;
 689    minh /= 2;
 690    if ((adx > minw) || (ady > minh))
 691      {
 692         const char *left_drag, *right_drag;
 693         if (!elm_widget_mirrored_get(it->wd->self))
 694           {
 695              left_drag = SIG_DRAG_START_LEFT;
 696              right_drag = SIG_DRAG_START_RIGHT;
 697           }
 698         else
 699           {
 700              left_drag = SIG_DRAG_START_RIGHT;
 701              right_drag = SIG_DRAG_START_LEFT;
 702           }
 703
 704         it->dragging = 1;
 705         if (it->long_timer)
 706           {
 707              ecore_timer_del(it->long_timer);
 708              it->long_timer = NULL;
 709           }
 710         if (!it->wd->wasselected)
 711           _item_unselect(it);
 712         if (dy < 0)
 713           {
 714              if (ady > adx)
 715                evas_object_smart_callback_call(it->wd->self, SIG_DRAG_START_UP,
 716                                                it);
 717              else
 718                {
 719                   if (dx < 0)
 720                     evas_object_smart_callback_call(it->wd->self,
 721                                                     left_drag, it);
 722                }
 723           }
 724         else
 725           {
 726              if (ady > adx)
 727                evas_object_smart_callback_call(it->wd->self,
 728                                                SIG_DRAG_START_DOWN, it);
 729              else
 730                {
 731                   if (dx < 0)
 732                     evas_object_smart_callback_call(it->wd->self,
 733                                                     left_drag, it);
 734                   else
 735                     evas_object_smart_callback_call(it->wd->self,
 736                                                     right_drag, it);
 737                }
 738           }
 739      }
 740 }
 741
 742 static Eina_Bool
 743 _long_press(void *data)
 744 {
 745    Elm_Gengrid_Item *it = data;
 746
 747    it->long_timer = NULL;
 748    if ((it->disabled) || (it->dragging)) return ECORE_CALLBACK_CANCEL;
 749    it->wd->longpressed = EINA_TRUE;
 750    evas_object_smart_callback_call(it->wd->self, "longpressed", it);
 751    if (it->wd->reorder_mode)
 752      {
 753         it->wd->reorder_item = it;
 754         evas_object_raise(VIEW(it));
 755         elm_smart_scroller_hold_set(it->wd->scr, EINA_TRUE);
 756         elm_smart_scroller_bounce_allow_set(it->wd->scr, EINA_FALSE, EINA_FALSE);
 757         edje_object_signal_emit(VIEW(it), "elm,state,reorder,enabled", "elm");
 758      }
 759    return ECORE_CALLBACK_CANCEL;
 760 }
 761
 762 static void
 763 _mouse_down(void        *data,
 764             Evas *evas   __UNUSED__,
 765             Evas_Object *obj,
 766             void        *event_info)
 767 {
 768    Elm_Gengrid_Item *it = data;
 769    Evas_Event_Mouse_Down *ev = event_info;
 770    Evas_Coord x, y;
 771
 772    if (ev->button != 1) return;
 773    it->down = 1;
 774    it->dragging = 0;
 775    evas_object_geometry_get(obj, &x, &y, NULL, NULL);
 776    it->dx = ev->canvas.x - x;
 777    it->dy = ev->canvas.y - y;
 778    it->wd->longpressed = EINA_FALSE;
 779    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) it->wd->on_hold = EINA_TRUE;
 780    else it->wd->on_hold = EINA_FALSE;
 781    it->wd->wasselected = it->selected;
 782    _item_hilight(it);
 783    if (ev->flags & EVAS_BUTTON_DOUBLE_CLICK)
 784      evas_object_smart_callback_call(it->wd->self, SIG_CLICKED_DOUBLE, it);
 785    if (it->long_timer) ecore_timer_del(it->long_timer);
 786    if (it->realized)
 787      it->long_timer = ecore_timer_add(_elm_config->longpress_timeout,
 788                                         _long_press, it);
 789    else
 790      it->long_timer = NULL;
 791 }
 792
 793 static void
 794 _mouse_up(void            *data,
 795           Evas *evas       __UNUSED__,
 796           Evas_Object *obj __UNUSED__,
 797           void            *event_info)
 798 {
 799    Elm_Gengrid_Item *it = data;
 800    Evas_Event_Mouse_Up *ev = event_info;
 801    Eina_Bool dragged = EINA_FALSE;
 802
 803    if (ev->button != 1) return;
 804    it->down = EINA_FALSE;
 805    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) it->wd->on_hold = EINA_TRUE;
 806    else it->wd->on_hold = EINA_FALSE;
 807    if (it->long_timer)
 808      {
 809         ecore_timer_del(it->long_timer);
 810         it->long_timer = NULL;
 811      }
 812    if (it->dragging)
 813      {
 814         it->dragging = EINA_FALSE;
 815         evas_object_smart_callback_call(it->wd->self, SIG_DRAG_STOP, it);
 816         dragged = EINA_TRUE;
 817      }
 818    if (it->wd->on_hold)
 819      {
 820         it->wd->longpressed = EINA_FALSE;
 821         it->wd->on_hold = EINA_FALSE;
 822         return;
 823      }
 824    if ((it->wd->reorder_mode) && (it->wd->reorder_item))
 825      {
 826         evas_object_smart_callback_call(it->wd->self, SIG_MOVED, it->wd->reorder_item);
 827         it->wd->reorder_item = NULL;
 828         it->wd->move_effect_enabled = EINA_FALSE;
 829         if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
 830           it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
 831
 832         elm_smart_scroller_hold_set(it->wd->scr, EINA_FALSE);
 833         elm_smart_scroller_bounce_allow_set(it->wd->scr, it->wd->h_bounce, it->wd->v_bounce);
 834         edje_object_signal_emit(VIEW(it), "elm,state,reorder,disabled", "elm");
 835      }
 836    if (it->wd->longpressed)
 837      {
 838         it->wd->longpressed = EINA_FALSE;
 839         if (!it->wd->wasselected) _item_unselect(it);
 840         it->wd->wasselected = EINA_FALSE;
 841         return;
 842      }
 843    if (dragged)
 844      {
 845         if (it->want_unrealize) _item_unrealize(it);
 846      }
 847    if ((it->disabled) || (dragged)) return;
 848    if (it->wd->multi)
 849      {
 850         if (!it->selected)
 851           {
 852              _item_hilight(it);
 853              _item_select(it);
 854           }
 855         else _item_unselect(it);
 856      }
 857    else
 858      {
 859         if (!it->selected)
 860           {
 861              while (it->wd->selected)
 862                _item_unselect(it->wd->selected->data);
 863           }
 864         else
 865           {
 866              const Eina_List *l, *l_next;
 867              Elm_Gengrid_Item *item2;
 868
 869              EINA_LIST_FOREACH_SAFE(it->wd->selected, l, l_next, item2)
 870                 if (item2 != it) _item_unselect(item2);
 871           }
 872         _item_hilight(it);
 873         _item_select(it);
 874      }
 875 }
 876
 877 static void
 878 _item_hilight(Elm_Gengrid_Item *it)
 879 {
 880    if ((it->wd->no_select) || (it->delete_me) || (it->hilighted)) return;
 881    edje_object_signal_emit(VIEW(it), "elm,state,selected", "elm");
 882    it->hilighted = EINA_TRUE;
 883 }
 884
 885 static void
 886 _item_realize(Elm_Gengrid_Item *it)
 887 {
 888    char buf[1024];
 889    char style[1024];
 890
 891    if ((it->realized) || (it->delete_me)) return;
 892    VIEW(it) = edje_object_add(evas_object_evas_get(it->wd->self));
 893    edje_object_scale_set(VIEW(it), elm_widget_scale_get(it->wd->self) *
 894                          _elm_config->scale);
 895    edje_object_mirrored_set(VIEW(it), elm_widget_mirrored_get(WIDGET(it)));
 896    edje_object_mirrored_set(VIEW(it), elm_widget_mirrored_get(WIDGET(it)));
 897    evas_object_smart_member_add(VIEW(it), it->wd->pan_smart);
 898    elm_widget_sub_object_add(it->wd->self, VIEW(it));
 899    snprintf(style, sizeof(style), "it/%s",
 900             it->gic->item_style ? it->gic->item_style : "default");
 901    _elm_theme_object_set(it->wd->self, VIEW(it), "gengrid", style,
 902                          elm_widget_style_get(it->wd->self));
 903    it->spacer =
 904       evas_object_rectangle_add(evas_object_evas_get(it->wd->self));
 905    evas_object_color_set(it->spacer, 0, 0, 0, 0);
 906    elm_widget_sub_object_add(it->wd->self, it->spacer);
 907    evas_object_size_hint_min_set(it->spacer, 2 * _elm_config->scale, 1);
 908    edje_object_part_swallow(VIEW(it), "elm.swallow.pad", it->spacer);
 909
 910    if (it->gic->func.label_get)
 911      {
 912         const Eina_List *l;
 913         const char *key;
 914
 915         it->labels =
 916            elm_widget_stringlist_get(edje_object_data_get(VIEW(it),
 917                                                           "labels"));
 918         EINA_LIST_FOREACH(it->labels, l, key)
 919           {
 920              char *s = it->gic->func.label_get
 921                 ((void *)it->base.data, it->wd->self, l->data);
 922              if (s)
 923                {
 924                   edje_object_part_text_set(VIEW(it), l->data, s);
 925                   free(s);
 926                }
 927           }
 928      }
 929
 930    if (it->gic->func.icon_get)
 931      {
 932         const Eina_List *l;
 933         const char *key;
 934
 935         it->icons =
 936            elm_widget_stringlist_get(edje_object_data_get(VIEW(it),
 937                                                           "icons"));
 938         EINA_LIST_FOREACH(it->icons, l, key)
 939           {
 940              Evas_Object *ic = it->gic->func.icon_get
 941                 ((void *)it->base.data, it->wd->self, l->data);
 942              if (ic)
 943                {
 944                   it->icon_objs = eina_list_append(it->icon_objs, ic);
 945                   edje_object_part_swallow(VIEW(it), key, ic);
 946                   evas_object_show(ic);
 947                   elm_widget_sub_object_add(it->wd->self, ic);
 948                }
 949           }
 950      }
 951
 952    if (it->gic->func.state_get)
 953      {
 954         const Eina_List *l;
 955         const char *key;
 956
 957         it->states =
 958            elm_widget_stringlist_get(edje_object_data_get(VIEW(it),
 959                                                           "states"));
 960         EINA_LIST_FOREACH(it->states, l, key)
 961           {
 962              Eina_Bool on = it->gic->func.state_get
 963                 ((void *)it->base.data, it->wd->self, l->data);
 964              if (on)
 965                {
 966                   snprintf(buf, sizeof(buf), "elm,state,%s,active", key);
 967                   edje_object_signal_emit(VIEW(it), buf, "elm");
 968                }
 969           }
 970      }
 971
 972    if ((!it->wd->item_width) && (!it->wd->item_height))
 973      {
 974         edje_object_size_min_restricted_calc(VIEW(it),
 975                                              &it->wd->item_width,
 976                                              &it->wd->item_height,
 977                                              it->wd->item_width,
 978                                              it->wd->item_height);
 979         elm_coords_finger_size_adjust(1, &it->wd->item_width,
 980                                       1, &it->wd->item_height);
 981      }
 982
 983    evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_DOWN,
 984                                   _mouse_down, it);
 985    evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_UP,
 986                                   _mouse_up, it);
 987    evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_MOVE,
 988                                   _mouse_move, it);
 989
 990    if (it->selected)
 991      edje_object_signal_emit(VIEW(it), "elm,state,selected", "elm");
 992    if (it->disabled)
 993      edje_object_signal_emit(VIEW(it), "elm,state,disabled", "elm");
 994
 995    evas_object_show(VIEW(it));
 996
 997    if (it->tooltip.content_cb)
 998      {
 999         elm_widget_item_tooltip_content_cb_set(it,
1000                                                it->tooltip.content_cb,
1001                                                it->tooltip.data, NULL);
1002         elm_widget_item_tooltip_style_set(it, it->tooltip.style);
1003      }
1004
1005    if (it->mouse_cursor)
1006      elm_widget_item_cursor_set(it, it->mouse_cursor);
1007
1008    it->realized = EINA_TRUE;
1009    it->want_unrealize = EINA_FALSE;
1010 }
1011
1012 static void
1013 _item_unrealize(Elm_Gengrid_Item *it)
1014 {
1015    Evas_Object *icon;
1016
1017    if (!it->realized) return;
1018    if (it->long_timer)
1019      {
1020         ecore_timer_del(it->long_timer);
1021         it->long_timer = NULL;
1022      }
1023    evas_object_del(VIEW(it));
1024    VIEW(it) = NULL;
1025    evas_object_del(it->spacer);
1026    it->spacer = NULL;
1027    elm_widget_stringlist_free(it->labels);
1028    it->labels = NULL;
1029    elm_widget_stringlist_free(it->icons);
1030    it->icons = NULL;
1031    elm_widget_stringlist_free(it->states);
1032    it->states = NULL;
1033
1034    EINA_LIST_FREE(it->icon_objs, icon)
1035       evas_object_del(icon);
1036
1037    it->realized = EINA_FALSE;
1038    it->want_unrealize = EINA_FALSE;
1039 }
1040
1041 static Eina_Bool
1042 _reorder_item_moving_effect_timer_cb(void *data)
1043 {
1044    Elm_Gengrid_Item *it = data;
1045    double time, t;
1046    Evas_Coord dx, dy;
1047
1048    time = REORDER_EFFECT_TIME;
1049    t = ((0.0 > (t = ecore_loop_time_get()-it->moving_effect_start_time)) ? 0.0 : t);
1050    dx = ((it->tx - it->ox) / 10) * _elm_config->scale;
1051    dy = ((it->ty - it->oy) / 10) * _elm_config->scale;
1052
1053    if (t <= time)
1054      {
1055         it->rx += (1 * sin((t / time) * (M_PI / 2)) * dx);
1056         it->ry += (1 * sin((t / time) * (M_PI / 2)) * dy);
1057      }
1058    else
1059      {
1060         it->rx += dx;
1061         it->ry += dy;
1062      }
1063
1064    if ((((dx > 0) && (it->rx >= it->tx)) || ((dx <= 0) && (it->rx <= it->tx))) &&
1065        (((dy > 0) && (it->ry >= it->ty)) || ((dy <= 0) && (it->ry <= it->ty))))
1066      {
1067         evas_object_move(VIEW(it), it->tx, it->ty);
1068         evas_object_resize(VIEW(it), it->wd->item_width, it->wd->item_height);
1069         it->moving = EINA_FALSE;
1070         it->item_moving_effect_timer = NULL;
1071         return ECORE_CALLBACK_CANCEL;
1072      }
1073
1074    evas_object_move(VIEW(it), it->rx, it->ry);
1075    evas_object_resize(VIEW(it), it->wd->item_width, it->wd->item_height);
1076
1077    return ECORE_CALLBACK_RENEW;
1078 }
1079
1080 static void
1081 _item_place(Elm_Gengrid_Item *it,
1082             Evas_Coord        cx,
1083             Evas_Coord        cy)
1084 {
1085    Evas_Coord x, y, ox, oy, cvx, cvy, cvw, cvh;
1086    Evas_Coord tch, tcw, alignw = 0, alignh = 0, vw, vh;
1087    Eina_Bool reorder_item_move_forward = EINA_FALSE;
1088    it->x = cx;
1089    it->y = cy;
1090    evas_object_geometry_get(it->wd->pan_smart, &ox, &oy, &vw, &vh);
1091
1092    /* Preload rows/columns at each side of the Gengrid */
1093    cvx = ox - PRELOAD * it->wd->item_width;
1094    cvy = oy - PRELOAD * it->wd->item_height;
1095    cvw = vw + 2 * PRELOAD * it->wd->item_width;
1096    cvh = vh + 2 * PRELOAD * it->wd->item_height;
1097
1098    alignh = 0;
1099    alignw = 0;
1100
1101    if (it->wd->horizontal)
1102      {
1103         int columns, items_visible = 0, items_row;
1104
1105         if (it->wd->item_height > 0)
1106           items_visible = vh / it->wd->item_height;
1107         if (items_visible < 1)
1108           items_visible = 1;
1109
1110         columns = it->wd->count / items_visible;
1111         if (it->wd->count % items_visible)
1112           columns++;
1113
1114         tcw = it->wd->item_width * columns;
1115         alignw = (vw - tcw) * it->wd->align_x;
1116
1117         items_row = items_visible;
1118         if (items_row > it->wd->count)
1119           items_row = it->wd->count;
1120         tch = items_row * it->wd->item_height;
1121         alignh = (vh - tch) * it->wd->align_y;
1122      }
1123    else
1124      {
1125         int rows, items_visible = 0, items_col;
1126
1127         if (it->wd->item_width > 0)
1128           items_visible = vw / it->wd->item_width;
1129         if (items_visible < 1)
1130           items_visible = 1;
1131
1132         rows = it->wd->count / items_visible;
1133         if (it->wd->count % items_visible)
1134           rows++;
1135
1136         tch = it->wd->item_height * rows;
1137         alignh = (vh - tch) * it->wd->align_y;
1138
1139         items_col = items_visible;
1140         if (items_col > it->wd->count)
1141           items_col = it->wd->count;
1142         tcw = items_col * it->wd->item_width;
1143         alignw = (vw - tcw) * it->wd->align_x;
1144      }
1145
1146    x = cx * it->wd->item_width - it->wd->pan_x + ox + alignw;
1147    if (elm_widget_mirrored_get(it->wd->self))
1148      {  /* Switch items side and componsate for pan_x when in RTL mode */
1149         Evas_Coord ww;
1150         evas_object_geometry_get(it->wd->self, NULL, NULL, &ww, NULL);
1151         x = ww - x - it->wd->item_width - it->wd->pan_x - it->wd->pan_x;
1152      }
1153
1154    y = cy * it->wd->item_height - it->wd->pan_y + oy + alignh;
1155
1156    Eina_Bool was_realized = it->realized;
1157    if (ELM_RECTS_INTERSECT(x, y, it->wd->item_width, it->wd->item_height,
1158                            cvx, cvy, cvw, cvh))
1159      {
1160         _item_realize(it);
1161         if (!was_realized)
1162           evas_object_smart_callback_call(it->wd->self, SIG_REALIZED, it);
1163         if (it->wd->reorder_mode)
1164           {
1165              if (it->wd->reorder_item)
1166                {
1167                   if (it->moving) return;
1168
1169                   if (!it->wd->move_effect_enabled)
1170                     {
1171                        it->ox = x;
1172                        it->oy = y;
1173                     }
1174                   if (it->wd->reorder_item == it)
1175                     {
1176                        evas_object_move(VIEW(it),
1177                                         it->wd->reorder_item_x, it->wd->reorder_item_y);
1178                        evas_object_resize(VIEW(it),
1179                                           it->wd->item_width, it->wd->item_height);
1180                        return;
1181                     }
1182                   else
1183                     {
1184                        if (it->wd->move_effect_enabled)
1185                          {
1186                             if ((it->ox != x) || (it->oy != y))
1187                               {
1188                                  if (((it->wd->old_pan_x == it->wd->pan_x) && (it->wd->old_pan_y == it->wd->pan_y)) ||
1189                                      ((it->wd->old_pan_x != it->wd->pan_x) && !(it->ox - it->wd->pan_x + it->wd->old_pan_x == x)) ||
1190                                      ((it->wd->old_pan_y != it->wd->pan_y) && !(it->oy - it->wd->pan_y + it->wd->old_pan_y == y)))
1191                                    {
1192                                       it->tx = x;
1193                                       it->ty = y;
1194                                       it->rx = it->ox;
1195                                       it->ry = it->oy;
1196                                       it->moving = EINA_TRUE;
1197                                       it->moving_effect_start_time = ecore_loop_time_get();
1198                                       it->item_moving_effect_timer = ecore_animator_add(_reorder_item_moving_effect_timer_cb, it);
1199                                       return;
1200                                    }
1201                               }
1202                          }
1203
1204                        if (ELM_RECTS_INTERSECT(it->wd->reorder_item_x, it->wd->reorder_item_y,
1205                                                it->wd->item_width, it->wd->item_height,
1206                                                x+(it->wd->item_width/2), y+(it->wd->item_height/2),
1207                                                1, 1))
1208                          {
1209                             if (it->wd->horizontal)
1210                               {
1211                                  if ((it->wd->nmax * it->wd->reorder_item->x + it->wd->reorder_item->y) >
1212                                      (it->wd->nmax * it->x + it->y))
1213                                    reorder_item_move_forward = EINA_TRUE;
1214                               }
1215                             else
1216                               {
1217                                  if ((it->wd->nmax * it->wd->reorder_item->y + it->wd->reorder_item->x) >
1218                                      (it->wd->nmax * it->y + it->x))
1219                                    reorder_item_move_forward = EINA_TRUE;
1220                               }
1221
1222                             it->wd->items = eina_inlist_remove(it->wd->items,
1223                                                                  EINA_INLIST_GET(it->wd->reorder_item));
1224                             if (reorder_item_move_forward)
1225                               it->wd->items = eina_inlist_prepend_relative(it->wd->items,
1226                                                                              EINA_INLIST_GET(it->wd->reorder_item),
1227                                                                              EINA_INLIST_GET(it));
1228                             else
1229                               it->wd->items = eina_inlist_append_relative(it->wd->items,
1230                                                                             EINA_INLIST_GET(it->wd->reorder_item),
1231                                                                             EINA_INLIST_GET(it));
1232
1233                             it->wd->reorder_item_changed = EINA_TRUE;
1234                             it->wd->move_effect_enabled = EINA_TRUE;
1235                             if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
1236                               it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
1237
1238                             return;
1239                          }
1240                     }
1241                }
1242              else if (it->item_moving_effect_timer)
1243                {
1244                   ecore_animator_del(it->item_moving_effect_timer);
1245                   it->item_moving_effect_timer = NULL;
1246                   it->moving = EINA_FALSE;
1247                }
1248           }
1249         evas_object_move(VIEW(it), x, y);
1250         evas_object_resize(VIEW(it), it->wd->item_width,
1251                            it->wd->item_height);
1252      }
1253    else
1254      {
1255         _item_unrealize(it);
1256         if (was_realized)
1257           evas_object_smart_callback_call(it->wd->self, SIG_UNREALIZED, it);
1258      }
1259 }
1260
1261 static Elm_Gengrid_Item *
1262 _item_create(Widget_Data                  *wd,
1263              const Elm_Gengrid_Item_Class *gic,
1264              const void                   *data,
1265              Evas_Smart_Cb                 func,
1266              const void                   *func_data)
1267 {
1268    Elm_Gengrid_Item *it;
1269
1270    it = elm_widget_item_new(wd->self, Elm_Gengrid_Item);
1271    if (!it) return NULL;
1272    wd->count++;
1273    it->wd = wd;
1274    it->gic = gic;
1275    it->base.data = data;
1276    it->func.func = func;
1277    it->func.data = func_data;
1278    it->mouse_cursor = NULL;
1279    return it;
1280 }
1281
1282 static void
1283 _item_del(Elm_Gengrid_Item *it)
1284 {
1285    elm_widget_item_pre_notify_del(it);
1286    if (it->selected)
1287      it->wd->selected = eina_list_remove(it->wd->selected, it);
1288    if (it->realized) _item_unrealize(it);
1289    if ((!it->delete_me) && (it->gic->func.del))
1290      it->gic->func.del((void *)it->base.data, it->wd->self);
1291    it->delete_me = EINA_TRUE;
1292    it->wd->items = eina_inlist_remove(it->wd->items, EINA_INLIST_GET(it));
1293    if (it->long_timer) ecore_timer_del(it->long_timer);
1294    if (it->tooltip.del_cb)
1295      it->tooltip.del_cb((void *)it->tooltip.data, WIDGET(it), it);
1296    it->wd->walking -= it->walking;
1297    it->wd->count--;
1298    if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
1299    it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
1300    elm_widget_item_del(it);
1301 }
1302
1303 static void
1304 _item_select(Elm_Gengrid_Item *it)
1305 {
1306    if ((it->wd->no_select) || (it->delete_me)) return;
1307    if (it->selected)
1308      {
1309         if (it->wd->always_select) goto call;
1310         return;
1311      }
1312    it->selected = EINA_TRUE;
1313    it->wd->selected = eina_list_append(it->wd->selected, it);
1314 call:
1315    it->walking++;
1316    it->wd->walking++;
1317    if (it->func.func)
1318      it->func.func((void *)it->func.data, it->wd->self, it);
1319    if (!it->delete_me)
1320      evas_object_smart_callback_call(it->wd->self, SIG_SELECTED, it);
1321    it->walking--;
1322    it->wd->walking--;
1323    it->wd->last_selected_item = it;
1324    if ((it->wd->clear_me) && (!it->wd->walking))
1325      elm_gengrid_clear(WIDGET(it));
1326    else
1327      {
1328         if ((!it->walking) && (it->delete_me))
1329           if (!it->relcount) _item_del(it);
1330      }
1331 }
1332
1333 static void
1334 _item_unselect(Elm_Gengrid_Item *it)
1335 {
1336    if ((it->delete_me) || (!it->hilighted)) return;
1337    edje_object_signal_emit(VIEW(it), "elm,state,unselected", "elm");
1338    it->hilighted = EINA_FALSE;
1339    if (it->selected)
1340      {
1341         it->selected = EINA_FALSE;
1342         it->wd->selected = eina_list_remove(it->wd->selected, it);
1343         evas_object_smart_callback_call(it->wd->self, SIG_UNSELECTED, it);
1344      }
1345 }
1346
1347 static void
1348 _calc_job(void *data)
1349 {
1350    Widget_Data *wd = data;
1351    Evas_Coord minw = 0, minh = 0, nmax = 0, cvw, cvh;
1352    int count;
1353
1354    evas_object_geometry_get(wd->pan_smart, NULL, NULL, &cvw, &cvh);
1355    if ((cvw != 0) || (cvh != 0))
1356      {
1357         if ((wd->horizontal) && (wd->item_height > 0))
1358           nmax = cvh / wd->item_height;
1359         else if (wd->item_width > 0)
1360           nmax = cvw / wd->item_width;
1361
1362         if (nmax < 1)
1363           nmax = 1;
1364
1365         count = wd->count;
1366         if (wd->horizontal)
1367           {
1368              minw = ceil(count / (float)nmax) * wd->item_width;
1369              minh = nmax * wd->item_height;
1370           }
1371         else
1372           {
1373              minw = nmax * wd->item_width;
1374              minh = ceil(count / (float)nmax) * wd->item_height;
1375           }
1376
1377         if ((minw != wd->minw) || (minh != wd->minh))
1378           {
1379              wd->minh = minh;
1380              wd->minw = minw;
1381              evas_object_smart_callback_call(wd->pan_smart, "changed", NULL);
1382           }
1383
1384         wd->nmax = nmax;
1385         evas_object_smart_changed(wd->pan_smart);
1386      }
1387    wd->calc_job = NULL;
1388 }
1389
1390 static void
1391 _pan_add(Evas_Object *obj)
1392 {
1393    Pan *sd;
1394    Evas_Object_Smart_Clipped_Data *cd;
1395
1396    _pan_sc.add(obj);
1397    cd = evas_object_smart_data_get(obj);
1398    sd = ELM_NEW(Pan);
1399    if (!sd) return;
1400    sd->__clipped_data = *cd;
1401    free(cd);
1402    evas_object_smart_data_set(obj, sd);
1403 }
1404
1405 static void
1406 _pan_del(Evas_Object *obj)
1407 {
1408    Pan *sd = evas_object_smart_data_get(obj);
1409
1410    if (!sd) return;
1411    _pan_sc.del(obj);
1412 }
1413
1414 static void
1415 _pan_set(Evas_Object *obj,
1416          Evas_Coord   x,
1417          Evas_Coord   y)
1418 {
1419    Pan *sd = evas_object_smart_data_get(obj);
1420    if ((x == sd->wd->pan_x) && (y == sd->wd->pan_y)) return;
1421    sd->wd->pan_x = x;
1422    sd->wd->pan_y = y;
1423    evas_object_smart_changed(obj);
1424 }
1425
1426 static void
1427 _pan_get(Evas_Object *obj,
1428          Evas_Coord  *x,
1429          Evas_Coord  *y)
1430 {
1431    Pan *sd = evas_object_smart_data_get(obj);
1432    if (x) *x = sd->wd->pan_x;
1433    if (y) *y = sd->wd->pan_y;
1434 }
1435
1436 static void
1437 _pan_child_size_get(Evas_Object *obj,
1438                     Evas_Coord  *w,
1439                     Evas_Coord  *h)
1440 {
1441    Pan *sd = evas_object_smart_data_get(obj);
1442    if (w) *w = sd->wd->minw;
1443    if (h) *h = sd->wd->minh;
1444 }
1445
1446 static void
1447 _pan_max_get(Evas_Object *obj,
1448              Evas_Coord  *x,
1449              Evas_Coord  *y)
1450 {
1451    Pan *sd = evas_object_smart_data_get(obj);
1452    Evas_Coord ow, oh;
1453
1454    if (!sd) return;
1455    evas_object_geometry_get(obj, NULL, NULL, &ow, &oh);
1456    if (x)
1457      *x = (ow < sd->wd->minw) ? sd->wd->minw - ow : 0;
1458    if (y)
1459      *y = (oh < sd->wd->minh) ? sd->wd->minh - oh : 0;
1460 }
1461
1462 static void
1463 _pan_min_get(Evas_Object *obj,
1464              Evas_Coord  *x,
1465              Evas_Coord  *y)
1466 {
1467    Pan *sd = evas_object_smart_data_get(obj);
1468    Evas_Coord mx, my;
1469
1470    if (!sd) return;
1471    _pan_max_get(obj, &mx, &my);
1472    if (x)
1473      *x = -mx * sd->wd->align_x;
1474    if (y)
1475      *y = -my * sd->wd->align_y;
1476 }
1477
1478 static void
1479 _pan_resize(Evas_Object *obj,
1480             Evas_Coord   w,
1481             Evas_Coord   h)
1482 {
1483    Pan *sd = evas_object_smart_data_get(obj);
1484    Evas_Coord ow, oh;
1485
1486    evas_object_geometry_get(obj, NULL, NULL, &ow, &oh);
1487    if ((ow == w) && (oh == h)) return;
1488    if (sd->wd->calc_job) ecore_job_del(sd->wd->calc_job);
1489    sd->wd->calc_job = ecore_job_add(_calc_job, sd->wd);
1490 }
1491
1492 static void
1493 _pan_calculate(Evas_Object *obj)
1494 {
1495    Pan *sd = evas_object_smart_data_get(obj);
1496    Evas_Coord cx = 0, cy = 0;
1497    Elm_Gengrid_Item *it;
1498
1499    if (!sd) return;
1500    if (!sd->wd->nmax) return;
1501
1502    sd->wd->reorder_item_changed = EINA_FALSE;
1503
1504    EINA_INLIST_FOREACH(sd->wd->items, it)
1505      {
1506         _item_place(it, cx, cy);
1507         if (sd->wd->reorder_item_changed) return;
1508         if (sd->wd->horizontal)
1509           {
1510              cy = (cy + 1) % sd->wd->nmax;
1511              if (!cy) cx++;
1512           }
1513         else
1514           {
1515              cx = (cx + 1) % sd->wd->nmax;
1516              if (!cx) cy++;
1517           }
1518      }
1519
1520    if ((sd->wd->reorder_mode) && (sd->wd->reorder_item))
1521      {
1522         if (!sd->wd->reorder_item_changed)
1523           {
1524              sd->wd->old_pan_x = sd->wd->pan_x;
1525              sd->wd->old_pan_y = sd->wd->pan_y;
1526           }
1527         sd->wd->move_effect_enabled = EINA_FALSE;
1528      }
1529    evas_object_smart_callback_call(sd->wd->self, SIG_CHANGED, NULL);
1530 }
1531
1532 static void
1533 _pan_move(Evas_Object *obj,
1534           Evas_Coord x __UNUSED__,
1535           Evas_Coord y __UNUSED__)
1536 {
1537    Pan *sd = evas_object_smart_data_get(obj);
1538    if (!sd) return;
1539    if (sd->wd->calc_job) ecore_job_del(sd->wd->calc_job);
1540    sd->wd->calc_job = ecore_job_add(_calc_job, sd->wd);
1541 }
1542
1543 static void
1544 _hold_on(void *data       __UNUSED__,
1545          Evas_Object     *obj,
1546          void *event_info __UNUSED__)
1547 {
1548    Widget_Data *wd = elm_widget_data_get(obj);
1549    if (!wd) return;
1550    elm_smart_scroller_hold_set(wd->scr, 1);
1551 }
1552
1553 static void
1554 _hold_off(void *data       __UNUSED__,
1555           Evas_Object     *obj,
1556           void *event_info __UNUSED__)
1557 {
1558    Widget_Data *wd = elm_widget_data_get(obj);
1559    if (!wd) return;
1560    elm_smart_scroller_hold_set(wd->scr, 0);
1561 }
1562
1563 static void
1564 _freeze_on(void *data       __UNUSED__,
1565            Evas_Object     *obj,
1566            void *event_info __UNUSED__)
1567 {
1568    Widget_Data *wd = elm_widget_data_get(obj);
1569    if (!wd) return;
1570    elm_smart_scroller_freeze_set(wd->scr, 1);
1571 }
1572
1573 static void
1574 _freeze_off(void *data       __UNUSED__,
1575             Evas_Object     *obj,
1576             void *event_info __UNUSED__)
1577 {
1578    Widget_Data *wd = elm_widget_data_get(obj);
1579    if (!wd) return;
1580    elm_smart_scroller_freeze_set(wd->scr, 0);
1581 }
1582
1583 static void
1584 _scr_anim_start(void        *data,
1585                 Evas_Object *obj __UNUSED__,
1586                 void        *event_info __UNUSED__)
1587 {
1588    evas_object_smart_callback_call(data, SIG_SCROLL_ANIM_START, NULL);
1589 }
1590
1591 static void
1592 _scr_anim_stop(void        *data,
1593                 Evas_Object *obj __UNUSED__,
1594                 void        *event_info __UNUSED__)
1595 {
1596    evas_object_smart_callback_call(data, SIG_SCROLL_ANIM_STOP, NULL);
1597 }
1598
1599 static void
1600 _scr_drag_start(void            *data,
1601                 Evas_Object *obj __UNUSED__,
1602                 void *event_info __UNUSED__)
1603 {
1604    evas_object_smart_callback_call(data, SIG_SCROLL_DRAG_START, NULL);
1605 }
1606
1607 static void
1608 _scr_drag_stop(void            *data,
1609                Evas_Object *obj __UNUSED__,
1610                void *event_info __UNUSED__)
1611 {
1612    evas_object_smart_callback_call(data, SIG_SCROLL_DRAG_STOP, NULL);
1613 }
1614
1615 static void
1616 _scr_scroll(void            *data,
1617             Evas_Object *obj __UNUSED__,
1618             void *event_info __UNUSED__)
1619 {
1620    evas_object_smart_callback_call(data, SIG_SCROLL, NULL);
1621 }
1622
1623 static int
1624 _elm_gengrid_item_compare_data(const void *data, const void *data1)
1625 {
1626    const Elm_Gengrid_Item *it = data;
1627    const Elm_Gengrid_Item *item1 = data1;
1628
1629    return _elm_gengrid_item_compare_data_cb(it->base.data, item1->base.data);
1630 }
1631
1632 static int
1633 _elm_gengrid_item_compare(const void *data, const void *data1)
1634 {
1635    Elm_Gengrid_Item *it, *item1;
1636    it = ELM_GENGRID_ITEM_FROM_INLIST(data);
1637    item1 = ELM_GENGRID_ITEM_FROM_INLIST(data1);
1638    return _elm_gengrid_item_compare_cb(it, item1);
1639 }
1640
1641 EAPI Evas_Object *
1642 elm_gengrid_add(Evas_Object *parent)
1643 {
1644    Evas_Object *obj;
1645    Evas *e;
1646    Widget_Data *wd;
1647    static Evas_Smart *smart = NULL;
1648    Eina_Bool bounce = _elm_config->thumbscroll_bounce_enable;
1649
1650    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
1651
1652    ELM_SET_WIDTYPE(widtype, "gengrid");
1653    elm_widget_type_set(obj, "gengrid");
1654    elm_widget_sub_object_add(parent, obj);
1655    elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
1656    elm_widget_data_set(obj, wd);
1657    elm_widget_del_hook_set(obj, _del_hook);
1658    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
1659    elm_widget_theme_hook_set(obj, _theme_hook);
1660    elm_widget_signal_emit_hook_set(obj, _signal_emit_hook);
1661    elm_widget_can_focus_set(obj, EINA_TRUE);
1662    elm_widget_event_hook_set(obj, _event_hook);
1663
1664    wd->scr = elm_smart_scroller_add(e);
1665    elm_smart_scroller_widget_set(wd->scr, obj);
1666    elm_smart_scroller_object_theme_set(obj, wd->scr, "gengrid", "base",
1667                                        "default");
1668    elm_widget_resize_object_set(obj, wd->scr);
1669
1670    evas_object_smart_callback_add(wd->scr, "animate,start", _scr_anim_start, obj);
1671    evas_object_smart_callback_add(wd->scr, "animate,stop", _scr_anim_stop, obj);
1672    evas_object_smart_callback_add(wd->scr, "drag,start", _scr_drag_start, obj);
1673    evas_object_smart_callback_add(wd->scr, "drag,stop", _scr_drag_stop, obj);
1674    evas_object_smart_callback_add(wd->scr, "scroll", _scr_scroll, obj);
1675
1676    elm_smart_scroller_bounce_allow_set(wd->scr, bounce, bounce);
1677
1678    wd->self = obj;
1679    wd->align_x = 0.5;
1680    wd->align_y = 0.5;
1681    wd->h_bounce = bounce;
1682    wd->v_bounce = bounce;
1683    wd->no_select = EINA_FALSE;
1684
1685    evas_object_smart_callback_add(obj, "scroll-hold-on", _hold_on, obj);
1686    evas_object_smart_callback_add(obj, "scroll-hold-off", _hold_off, obj);
1687    evas_object_smart_callback_add(obj, "scroll-freeze-on", _freeze_on, obj);
1688    evas_object_smart_callback_add(obj, "scroll-freeze-off", _freeze_off, obj);
1689
1690    evas_object_smart_callbacks_descriptions_set(obj, _signals);
1691
1692    if (!smart)
1693      {
1694         static Evas_Smart_Class sc;
1695
1696         evas_object_smart_clipped_smart_set(&_pan_sc);
1697         sc = _pan_sc;
1698         sc.name = "elm_gengrid_pan";
1699         sc.version = EVAS_SMART_CLASS_VERSION;
1700         sc.add = _pan_add;
1701         sc.del = _pan_del;
1702         sc.resize = _pan_resize;
1703         sc.move = _pan_move;
1704         sc.calculate = _pan_calculate;
1705         smart = evas_smart_class_new(&sc);
1706      }
1707    if (smart)
1708      {
1709         wd->pan_smart = evas_object_smart_add(e, smart);
1710         wd->pan = evas_object_smart_data_get(wd->pan_smart);
1711         wd->pan->wd = wd;
1712      }
1713
1714    elm_smart_scroller_extern_pan_set(wd->scr, wd->pan_smart,
1715                                      _pan_set, _pan_get, _pan_max_get,
1716                                      _pan_min_get, _pan_child_size_get);
1717
1718    _mirrored_set(obj, elm_widget_mirrored_get(obj));
1719    return obj;
1720 }
1721
1722 EAPI void
1723 elm_gengrid_item_size_set(Evas_Object *obj,
1724                           Evas_Coord   w,
1725                           Evas_Coord   h)
1726 {
1727    ELM_CHECK_WIDTYPE(obj, widtype);
1728    Widget_Data *wd = elm_widget_data_get(obj);
1729    if (!wd) return;
1730    if ((wd->item_width == w) && (wd->item_height == h)) return;
1731    wd->item_width = w;
1732    wd->item_height = h;
1733    if (wd->calc_job) ecore_job_del(wd->calc_job);
1734    wd->calc_job = ecore_job_add(_calc_job, wd);
1735 }
1736
1737 EAPI void
1738 elm_gengrid_item_size_get(const Evas_Object *obj,
1739                           Evas_Coord        *w,
1740                           Evas_Coord        *h)
1741 {
1742    ELM_CHECK_WIDTYPE(obj, widtype);
1743    Widget_Data *wd = elm_widget_data_get(obj);
1744    if (!wd) return;
1745    if (w) *w = wd->item_width;
1746    if (h) *h = wd->item_height;
1747 }
1748
1749 EAPI void
1750 elm_gengrid_align_set(Evas_Object *obj,
1751                       double       align_x,
1752                       double       align_y)
1753 {
1754    ELM_CHECK_WIDTYPE(obj, widtype);
1755    Widget_Data *wd = elm_widget_data_get(obj);
1756
1757    if (align_x > 1.0)
1758      align_x = 1.0;
1759    else if (align_x < 0.0)
1760      align_x = 0.0;
1761    wd->align_x = align_x;
1762
1763    if (align_y > 1.0)
1764      align_y = 1.0;
1765    else if (align_y < 0.0)
1766      align_y = 0.0;
1767    wd->align_y = align_y;
1768 }
1769
1770 EAPI void
1771 elm_gengrid_align_get(const Evas_Object *obj,
1772                       double            *align_x,
1773                       double            *align_y)
1774 {
1775    ELM_CHECK_WIDTYPE(obj, widtype);
1776    Widget_Data *wd = elm_widget_data_get(obj);
1777    if (align_x) *align_x = wd->align_x;
1778    if (align_y) *align_y = wd->align_y;
1779 }
1780
1781 EAPI Elm_Gengrid_Item *
1782 elm_gengrid_item_append(Evas_Object                  *obj,
1783                         const Elm_Gengrid_Item_Class *gic,
1784                         const void                   *data,
1785                         Evas_Smart_Cb                 func,
1786                         const void                   *func_data)
1787 {
1788    Elm_Gengrid_Item *it;
1789    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1790    Widget_Data *wd = elm_widget_data_get(obj);
1791    if (!wd) return NULL;
1792
1793    it = _item_create(wd, gic, data, func, func_data);
1794    if (!it) return NULL;
1795    wd->items = eina_inlist_append(wd->items, EINA_INLIST_GET(it));
1796
1797    if (wd->calc_job) ecore_job_del(wd->calc_job);
1798    wd->calc_job = ecore_job_add(_calc_job, wd);
1799
1800    return it;
1801 }
1802
1803 EAPI Elm_Gengrid_Item *
1804 elm_gengrid_item_prepend(Evas_Object                  *obj,
1805                          const Elm_Gengrid_Item_Class *gic,
1806                          const void                   *data,
1807                          Evas_Smart_Cb                 func,
1808                          const void                   *func_data)
1809 {
1810    Elm_Gengrid_Item *it;
1811    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1812    Widget_Data *wd = elm_widget_data_get(obj);
1813    if (!wd) return NULL;
1814
1815    it = _item_create(wd, gic, data, func, func_data);
1816    if (!it) return NULL;
1817    wd->items = eina_inlist_prepend(wd->items, EINA_INLIST_GET(it));
1818
1819    if (wd->calc_job) ecore_job_del(wd->calc_job);
1820    wd->calc_job = ecore_job_add(_calc_job, wd);
1821
1822    return it;
1823 }
1824
1825 EAPI Elm_Gengrid_Item *
1826 elm_gengrid_item_insert_before(Evas_Object                  *obj,
1827                                const Elm_Gengrid_Item_Class *gic,
1828                                const void                   *data,
1829                                Elm_Gengrid_Item             *relative,
1830                                Evas_Smart_Cb                 func,
1831                                const void                   *func_data)
1832 {
1833    Elm_Gengrid_Item *it;
1834    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1835    EINA_SAFETY_ON_NULL_RETURN_VAL(relative, NULL);
1836    Widget_Data *wd = elm_widget_data_get(obj);
1837    if (!wd) return NULL;
1838
1839    it = _item_create(wd, gic, data, func, func_data);
1840    if (!it) return NULL;
1841    wd->items = eina_inlist_prepend_relative
1842       (wd->items, EINA_INLIST_GET(it), EINA_INLIST_GET(relative));
1843
1844    if (wd->calc_job) ecore_job_del(wd->calc_job);
1845    wd->calc_job = ecore_job_add(_calc_job, wd);
1846
1847    return it;
1848 }
1849
1850 EAPI Elm_Gengrid_Item *
1851 elm_gengrid_item_insert_after(Evas_Object                  *obj,
1852                               const Elm_Gengrid_Item_Class *gic,
1853                               const void                   *data,
1854                               Elm_Gengrid_Item             *relative,
1855                               Evas_Smart_Cb                 func,
1856                               const void                   *func_data)
1857 {
1858    Elm_Gengrid_Item *it;
1859    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1860    EINA_SAFETY_ON_NULL_RETURN_VAL(relative, NULL);
1861    Widget_Data *wd = elm_widget_data_get(obj);
1862    if (!wd) return NULL;
1863
1864    it = _item_create(wd, gic, data, func, func_data);
1865    if (!it) return NULL;
1866    wd->items = eina_inlist_append_relative
1867       (wd->items, EINA_INLIST_GET(it), EINA_INLIST_GET(relative));
1868
1869    if (wd->calc_job) ecore_job_del(wd->calc_job);
1870    wd->calc_job = ecore_job_add(_calc_job, wd);
1871
1872    return it;
1873 }
1874
1875 EAPI Elm_Gengrid_Item *
1876 elm_gengrid_item_direct_sorted_insert(Evas_Object                  *obj,
1877                                       const Elm_Gengrid_Item_Class *gic,
1878                                       const void                   *data,
1879                                       Eina_Compare_Cb               comp,
1880                                       Evas_Smart_Cb                 func,
1881                                       const void                   *func_data)
1882 {
1883    Elm_Gengrid_Item *it;
1884    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1885    Widget_Data *wd = elm_widget_data_get(obj);
1886    if (!wd) return NULL;
1887
1888    it = _item_create(wd, gic, data, func, func_data);
1889    if (!it) return NULL;
1890
1891    _elm_gengrid_item_compare_cb = comp;
1892    wd->items = eina_inlist_sorted_insert(wd->items, EINA_INLIST_GET(it),
1893                                          _elm_gengrid_item_compare);
1894    if (wd->calc_job) ecore_job_del(wd->calc_job);
1895    wd->calc_job = ecore_job_add(_calc_job, wd);
1896
1897    return it;
1898 }
1899
1900 EAPI Elm_Gengrid_Item *
1901 elm_gengrid_item_sorted_insert(Evas_Object                  *obj,
1902                                const Elm_Gengrid_Item_Class *gic,
1903                                const void                   *data,
1904                                Eina_Compare_Cb               comp,
1905                                Evas_Smart_Cb                 func,
1906                                const void                   *func_data)
1907 {
1908    _elm_gengrid_item_compare_data_cb = comp;
1909
1910    return elm_gengrid_item_direct_sorted_insert(obj, gic, data, _elm_gengrid_item_compare_data, func, func_data);
1911 }
1912
1913 EAPI void
1914 elm_gengrid_item_del(Elm_Gengrid_Item *it)
1915 {
1916    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
1917    if ((it->relcount > 0) || (it->walking > 0))
1918      {
1919         it->delete_me = EINA_TRUE;
1920         elm_widget_item_pre_notify_del(it);
1921         if (it->selected)
1922           it->wd->selected = eina_list_remove(it->wd->selected, it);
1923         if (it->gic->func.del)
1924           it->gic->func.del((void *)it->base.data, it->wd->self);
1925         return;
1926      }
1927
1928    _item_del(it);
1929 }
1930
1931 EAPI void
1932 elm_gengrid_horizontal_set(Evas_Object *obj,
1933                            Eina_Bool    setting)
1934 {
1935    ELM_CHECK_WIDTYPE(obj, widtype);
1936    Widget_Data *wd = elm_widget_data_get(obj);
1937    if (!wd) return;
1938    if (setting == wd->horizontal) return;
1939    wd->horizontal = setting;
1940
1941    /* Update the items to conform to the new layout */
1942    if (wd->calc_job) ecore_job_del(wd->calc_job);
1943    wd->calc_job = ecore_job_add(_calc_job, wd);
1944 }
1945
1946 EAPI Eina_Bool
1947 elm_gengrid_horizontal_get(const Evas_Object *obj)
1948 {
1949    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1950    Widget_Data *wd = elm_widget_data_get(obj);
1951    if (!wd) return EINA_FALSE;
1952    return wd->horizontal;
1953 }
1954
1955 EAPI void
1956 elm_gengrid_clear(Evas_Object *obj)
1957 {
1958    ELM_CHECK_WIDTYPE(obj, widtype);
1959    Widget_Data *wd = elm_widget_data_get(obj);
1960    if (!wd) return;
1961
1962    if (wd->calc_job)
1963      {
1964         ecore_job_del(wd->calc_job);
1965         wd->calc_job = NULL;
1966      }
1967
1968    if (wd->walking > 0)
1969      {
1970         Elm_Gengrid_Item *it;
1971         wd->clear_me = 1;
1972         EINA_INLIST_FOREACH(wd->items, it)
1973            it->delete_me = 1;
1974         return;
1975      }
1976    wd->clear_me = 0;
1977    while (wd->items)
1978      {
1979         Elm_Gengrid_Item *it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
1980
1981         wd->items = eina_inlist_remove(wd->items, wd->items);
1982         elm_widget_item_pre_notify_del(it);
1983         if (it->realized) _item_unrealize(it);
1984         if (it->gic->func.del)
1985           it->gic->func.del((void *)it->base.data, wd->self);
1986         if (it->long_timer) ecore_timer_del(it->long_timer);
1987         elm_widget_item_del(it);
1988      }
1989
1990    if (wd->selected)
1991      {
1992         eina_list_free(wd->selected);
1993         wd->selected = NULL;
1994      }
1995
1996    wd->pan_x = 0;
1997    wd->pan_y = 0;
1998    wd->minw = 0;
1999    wd->minh = 0;
2000    wd->count = 0;
2001    evas_object_size_hint_min_set(wd->pan_smart, wd->minw, wd->minh);
2002    evas_object_smart_callback_call(wd->pan_smart, "changed", NULL);
2003 }
2004
2005 EAPI const Evas_Object *
2006 elm_gengrid_item_object_get(const Elm_Gengrid_Item *it)
2007 {
2008    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2009    return VIEW(it);
2010 }
2011
2012 EAPI void
2013 elm_gengrid_item_update(Elm_Gengrid_Item *it)
2014 {
2015    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2016    if (!it->realized) return;
2017    if (it->want_unrealize) return;
2018    _item_unrealize(it);
2019    _item_realize(it);
2020    _item_place(it, it->x, it->y);
2021 }
2022
2023 EAPI void *
2024 elm_gengrid_item_data_get(const Elm_Gengrid_Item *it)
2025 {
2026    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2027    return elm_widget_item_data_get(it);
2028 }
2029
2030 EAPI void
2031 elm_gengrid_item_data_set(Elm_Gengrid_Item *it,
2032                           const void       *data)
2033 {
2034    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2035    elm_widget_item_data_set(it, data);
2036    elm_gengrid_item_update(it);
2037 }
2038
2039 EAPI const Elm_Gengrid_Item_Class *
2040 elm_gengrid_item_item_class_get(const Elm_Gengrid_Item *it)
2041 {
2042    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2043    if (it->delete_me) return NULL;
2044    return it->gic;
2045 }
2046
2047 EAPI void
2048 elm_gengrid_item_item_class_set(Elm_Gengrid_Item *it,
2049                                 const Elm_Gengrid_Item_Class *gic)
2050 {
2051    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2052    EINA_SAFETY_ON_NULL_RETURN(gic);
2053    if (it->delete_me) return;
2054    it->gic = gic;
2055    elm_gengrid_item_update(it);
2056 }
2057
2058 EAPI void
2059 elm_gengrid_item_pos_get(const Elm_Gengrid_Item *it,
2060                          unsigned int           *x,
2061                          unsigned int           *y)
2062 {
2063    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2064    if (x) *x = it->x;
2065    if (y) *y = it->y;
2066 }
2067
2068 EAPI void
2069 elm_gengrid_multi_select_set(Evas_Object *obj,
2070                              Eina_Bool    multi)
2071 {
2072    ELM_CHECK_WIDTYPE(obj, widtype);
2073    Widget_Data *wd = elm_widget_data_get(obj);
2074    if (!wd) return;
2075    wd->multi = multi;
2076 }
2077
2078 EAPI Eina_Bool
2079 elm_gengrid_multi_select_get(const Evas_Object *obj)
2080 {
2081    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2082    Widget_Data *wd = elm_widget_data_get(obj);
2083    if (!wd) return EINA_FALSE;
2084    return wd->multi;
2085 }
2086
2087 EAPI Elm_Gengrid_Item *
2088 elm_gengrid_selected_item_get(const Evas_Object *obj)
2089 {
2090    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2091    Widget_Data *wd = elm_widget_data_get(obj);
2092    if (!wd) return NULL;
2093    if (wd->selected) return wd->selected->data;
2094    return NULL;
2095 }
2096
2097 EAPI const Eina_List *
2098 elm_gengrid_selected_items_get(const Evas_Object *obj)
2099 {
2100    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2101    Widget_Data *wd = elm_widget_data_get(obj);
2102    if (!wd) return NULL;
2103    return wd->selected;
2104 }
2105
2106 EAPI void
2107 elm_gengrid_item_selected_set(Elm_Gengrid_Item *it,
2108                               Eina_Bool         selected)
2109 {
2110    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2111    Widget_Data *wd = it->wd;
2112    if (!wd) return;
2113    if (it->delete_me) return;
2114    selected = !!selected;
2115    if (it->selected == selected) return;
2116
2117    if (selected)
2118      {
2119         if (!wd->multi)
2120           {
2121              while (wd->selected)
2122                _item_unselect(wd->selected->data);
2123           }
2124         _item_hilight(it);
2125         _item_select(it);
2126      }
2127    else
2128      _item_unselect(it);
2129 }
2130
2131 EAPI Eina_Bool
2132 elm_gengrid_item_selected_get(const Elm_Gengrid_Item *it)
2133 {
2134    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2135    return it->selected;
2136 }
2137
2138 EAPI void
2139 elm_gengrid_item_disabled_set(Elm_Gengrid_Item *it,
2140                               Eina_Bool         disabled)
2141 {
2142    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2143    if (it->disabled == disabled) return;
2144    if (it->delete_me) return;
2145    it->disabled = !!disabled;
2146    if (it->realized)
2147      {
2148         if (it->disabled)
2149           edje_object_signal_emit(VIEW(it), "elm,state,disabled", "elm");
2150         else
2151           edje_object_signal_emit(VIEW(it), "elm,state,enabled", "elm");
2152      }
2153 }
2154
2155 EAPI Eina_Bool
2156 elm_gengrid_item_disabled_get(const Elm_Gengrid_Item *it)
2157 {
2158    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2159    if (it->delete_me) return EINA_FALSE;
2160    return it->disabled;
2161 }
2162
2163 static Evas_Object *
2164 _elm_gengrid_item_label_create(void        *data,
2165                                Evas_Object *obj,
2166                                void *it   __UNUSED__)
2167 {
2168    Evas_Object *label = elm_label_add(obj);
2169    if (!label)
2170      return NULL;
2171    elm_object_style_set(label, "tooltip");
2172    elm_object_text_set(label, data);
2173    return label;
2174 }
2175
2176 static void
2177 _elm_gengrid_item_label_del_cb(void            *data,
2178                                Evas_Object *obj __UNUSED__,
2179                                void *event_info __UNUSED__)
2180 {
2181    eina_stringshare_del(data);
2182 }
2183
2184 EAPI void
2185 elm_gengrid_item_tooltip_text_set(Elm_Gengrid_Item *it,
2186                                   const char       *text)
2187 {
2188    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2189    text = eina_stringshare_add(text);
2190    elm_gengrid_item_tooltip_content_cb_set(it, _elm_gengrid_item_label_create,
2191                                            text,
2192                                            _elm_gengrid_item_label_del_cb);
2193 }
2194
2195 EAPI void
2196 elm_gengrid_item_tooltip_content_cb_set(Elm_Gengrid_Item           *it,
2197                                         Elm_Tooltip_Item_Content_Cb func,
2198                                         const void                 *data,
2199                                         Evas_Smart_Cb               del_cb)
2200 {
2201    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_GOTO(it, error);
2202
2203    if ((it->tooltip.content_cb == func) && (it->tooltip.data == data))
2204      return;
2205
2206    if (it->tooltip.del_cb)
2207      it->tooltip.del_cb((void *)it->tooltip.data,
2208                           WIDGET(it), it);
2209    it->tooltip.content_cb = func;
2210    it->tooltip.data = data;
2211    it->tooltip.del_cb = del_cb;
2212    if (VIEW(it))
2213      {
2214         elm_widget_item_tooltip_content_cb_set(it,
2215                                                it->tooltip.content_cb,
2216                                                it->tooltip.data, NULL);
2217         elm_widget_item_tooltip_style_set(it, it->tooltip.style);
2218      }
2219
2220    return;
2221
2222 error:
2223    if (del_cb) del_cb((void *)data, NULL, NULL);
2224 }
2225
2226 EAPI void
2227 elm_gengrid_item_tooltip_unset(Elm_Gengrid_Item *it)
2228 {
2229    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2230    if ((VIEW(it)) && (it->tooltip.content_cb))
2231      elm_widget_item_tooltip_unset(it);
2232
2233    if (it->tooltip.del_cb)
2234      it->tooltip.del_cb((void *)it->tooltip.data, WIDGET(it), it);
2235    it->tooltip.del_cb = NULL;
2236    it->tooltip.content_cb = NULL;
2237    it->tooltip.data = NULL;
2238    if (it->tooltip.style)
2239      elm_gengrid_item_tooltip_style_set(it, NULL);
2240 }
2241
2242 EAPI void
2243 elm_gengrid_item_tooltip_style_set(Elm_Gengrid_Item *it,
2244                                    const char       *style)
2245 {
2246    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2247    eina_stringshare_replace(&it->tooltip.style, style);
2248    if (VIEW(it)) elm_widget_item_tooltip_style_set(it, style);
2249 }
2250
2251 EAPI const char *
2252 elm_gengrid_item_tooltip_style_get(const Elm_Gengrid_Item *it)
2253 {
2254    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2255    return it->tooltip.style;
2256 }
2257
2258 EAPI void
2259 elm_gengrid_item_cursor_set(Elm_Gengrid_Item *it,
2260                             const char       *cursor)
2261 {
2262    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2263    eina_stringshare_replace(&it->mouse_cursor, cursor);
2264    if (VIEW(it)) elm_widget_item_cursor_set(it, cursor);
2265 }
2266
2267 EAPI const char *
2268 elm_gengrid_item_cursor_get(const Elm_Gengrid_Item *it)
2269 {
2270    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2271    return elm_widget_item_cursor_get(it);
2272 }
2273
2274 EAPI void
2275 elm_gengrid_item_cursor_unset(Elm_Gengrid_Item *it)
2276 {
2277    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2278    if (!it->mouse_cursor)
2279      return;
2280
2281    if (VIEW(it))
2282      elm_widget_item_cursor_unset(it);
2283
2284    eina_stringshare_del(it->mouse_cursor);
2285    it->mouse_cursor = NULL;
2286 }
2287
2288 EAPI void
2289 elm_gengrid_item_cursor_style_set(Elm_Gengrid_Item *it,
2290                                   const char       *style)
2291 {
2292    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2293    elm_widget_item_cursor_style_set(it, style);
2294 }
2295
2296 EAPI const char *
2297 elm_gengrid_item_cursor_style_get(const Elm_Gengrid_Item *it)
2298 {
2299    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2300    return elm_widget_item_cursor_style_get(it);
2301 }
2302
2303 EAPI void
2304 elm_gengrid_item_cursor_engine_only_set(Elm_Gengrid_Item *it,
2305                                         Eina_Bool         engine_only)
2306 {
2307    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2308    elm_widget_item_cursor_engine_only_set(it, engine_only);
2309 }
2310
2311 EAPI Eina_Bool
2312 elm_gengrid_item_cursor_engine_only_get(const Elm_Gengrid_Item *it)
2313 {
2314    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2315    return elm_widget_item_cursor_engine_only_get(it);
2316 }
2317
2318 EAPI void
2319 elm_gengrid_reorder_mode_set(Evas_Object *obj,
2320                              Eina_Bool    reorder_mode)
2321 {
2322    ELM_CHECK_WIDTYPE(obj, widtype);
2323    Widget_Data *wd = elm_widget_data_get(obj);
2324    if (!wd) return;
2325    wd->reorder_mode = reorder_mode;
2326 }
2327
2328 EAPI Eina_Bool
2329 elm_gengrid_reorder_mode_get(const Evas_Object *obj)
2330 {
2331    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2332    Widget_Data *wd = elm_widget_data_get(obj);
2333    if (!wd) return EINA_FALSE;
2334    return wd->reorder_mode;
2335 }
2336
2337 EAPI void
2338 elm_gengrid_always_select_mode_set(Evas_Object *obj,
2339                                    Eina_Bool    always_select)
2340 {
2341    ELM_CHECK_WIDTYPE(obj, widtype);
2342    Widget_Data *wd = elm_widget_data_get(obj);
2343    if (!wd) return;
2344    wd->always_select = always_select;
2345 }
2346
2347 EAPI Eina_Bool
2348 elm_gengrid_always_select_mode_get(const Evas_Object *obj)
2349 {
2350    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2351    Widget_Data *wd = elm_widget_data_get(obj);
2352    if (!wd) return EINA_FALSE;
2353    return wd->always_select;
2354 }
2355
2356 EAPI void
2357 elm_gengrid_no_select_mode_set(Evas_Object *obj,
2358                                Eina_Bool    no_select)
2359 {
2360    ELM_CHECK_WIDTYPE(obj, widtype);
2361    Widget_Data *wd = elm_widget_data_get(obj);
2362    if (!wd) return;
2363    wd->no_select = no_select;
2364 }
2365
2366 EAPI Eina_Bool
2367 elm_gengrid_no_select_mode_get(const Evas_Object *obj)
2368 {
2369    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2370    Widget_Data *wd = elm_widget_data_get(obj);
2371    if (!wd) return EINA_FALSE;
2372    return wd->no_select;
2373 }
2374
2375 EAPI void
2376 elm_gengrid_bounce_set(Evas_Object *obj,
2377                        Eina_Bool    h_bounce,
2378                        Eina_Bool    v_bounce)
2379 {
2380    ELM_CHECK_WIDTYPE(obj, widtype);
2381    Widget_Data *wd = elm_widget_data_get(obj);
2382    if (!wd) return;
2383    elm_smart_scroller_bounce_allow_set(wd->scr, h_bounce, v_bounce);
2384    wd->h_bounce = h_bounce;
2385    wd->v_bounce = v_bounce;
2386 }
2387
2388 EAPI void
2389 elm_gengrid_bounce_get(const Evas_Object *obj,
2390                        Eina_Bool         *h_bounce,
2391                        Eina_Bool         *v_bounce)
2392 {
2393    ELM_CHECK_WIDTYPE(obj, widtype);
2394    Widget_Data *wd = elm_widget_data_get(obj);
2395    if (!wd) return;
2396    *h_bounce = wd->h_bounce;
2397    *v_bounce = wd->v_bounce;
2398 }
2399
2400 EAPI void
2401 elm_gengrid_page_relative_set(Evas_Object *obj,
2402                               double       h_pagerel,
2403                               double       v_pagerel)
2404 {
2405    Evas_Coord pagesize_h;
2406    Evas_Coord pagesize_v;
2407
2408    ELM_CHECK_WIDTYPE(obj, widtype);
2409    Widget_Data *wd = elm_widget_data_get(obj);
2410    if (!wd) return;
2411
2412    elm_smart_scroller_paging_get(wd->scr, NULL, NULL, &pagesize_h, &pagesize_v);
2413    elm_smart_scroller_paging_set(wd->scr, h_pagerel, v_pagerel, pagesize_h,
2414                                  pagesize_v);
2415 }
2416
2417 EAPI void
2418 elm_gengrid_page_relative_get(const Evas_Object *obj, double *h_pagerel, double *v_pagerel)
2419 {
2420    ELM_CHECK_WIDTYPE(obj, widtype);
2421    Widget_Data *wd = elm_widget_data_get(obj);
2422    if (!wd) return;
2423
2424    elm_smart_scroller_paging_get(wd->scr, h_pagerel, v_pagerel, NULL, NULL);
2425 }
2426
2427 EAPI void
2428 elm_gengrid_page_size_set(Evas_Object *obj,
2429                           Evas_Coord   h_pagesize,
2430                           Evas_Coord   v_pagesize)
2431 {
2432    double pagerel_h;
2433    double pagerel_v;
2434
2435    ELM_CHECK_WIDTYPE(obj, widtype);
2436    Widget_Data *wd = elm_widget_data_get(obj);
2437    if (!wd) return;
2438    elm_smart_scroller_paging_get(wd->scr, &pagerel_h, &pagerel_v, NULL, NULL);
2439    elm_smart_scroller_paging_set(wd->scr, pagerel_h, pagerel_v, h_pagesize,
2440                                  v_pagesize);
2441 }
2442
2443 EAPI Elm_Gengrid_Item *
2444 elm_gengrid_first_item_get(const Evas_Object *obj)
2445 {
2446    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2447    Widget_Data *wd = elm_widget_data_get(obj);
2448    if (!wd) return NULL;
2449    if (!wd->items) return NULL;
2450    Elm_Gengrid_Item *it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
2451    while ((it) && (it->delete_me))
2452      it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
2453    return it;
2454 }
2455
2456 EAPI Elm_Gengrid_Item *
2457 elm_gengrid_last_item_get(const Evas_Object *obj)
2458 {
2459    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2460    Widget_Data *wd = elm_widget_data_get(obj);
2461    if (!wd) return NULL;
2462    if (!wd->items) return NULL;
2463    Elm_Gengrid_Item *it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items->last);
2464    while ((it) && (it->delete_me))
2465      it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->prev);
2466    return it;
2467 }
2468
2469 EAPI Elm_Gengrid_Item *
2470 elm_gengrid_item_next_get(const Elm_Gengrid_Item *it)
2471 {
2472    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2473    while (it)
2474      {
2475         it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
2476         if ((it) && (!it->delete_me)) break;
2477      }
2478    return (Elm_Gengrid_Item *)it;
2479 }
2480
2481 EAPI Elm_Gengrid_Item *
2482 elm_gengrid_item_prev_get(const Elm_Gengrid_Item *it)
2483 {
2484    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2485    while (it)
2486      {
2487         it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->prev);
2488         if ((it) && (!it->delete_me)) break;
2489      }
2490    return (Elm_Gengrid_Item *)it;
2491 }
2492
2493 EAPI Evas_Object *
2494 elm_gengrid_item_gengrid_get(const Elm_Gengrid_Item *it)
2495 {
2496    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2497    return WIDGET(it);
2498 }
2499
2500 EAPI void
2501 elm_gengrid_item_show(Elm_Gengrid_Item *it)
2502 {
2503    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2504    Widget_Data *wd = elm_widget_data_get(it->wd->self);
2505    Evas_Coord minx = 0, miny = 0;
2506
2507    if (!wd) return;
2508    if ((!it) || (it->delete_me)) return;
2509    _pan_min_get(wd->pan_smart, &minx, &miny);
2510
2511    elm_smart_scroller_child_region_show(it->wd->scr,
2512                                         it->x * wd->item_width + minx,
2513                                         it->y * wd->item_height + miny,
2514                                         it->wd->item_width,
2515                                         it->wd->item_height);
2516 }
2517
2518 EAPI void
2519 elm_gengrid_item_bring_in(Elm_Gengrid_Item *it)
2520 {
2521    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2522    if (it->delete_me) return;
2523
2524    Evas_Coord minx = 0, miny = 0;
2525    Widget_Data *wd = elm_widget_data_get(it->wd->self);
2526    if (!wd) return;
2527    _pan_min_get(wd->pan_smart, &minx, &miny);
2528
2529    elm_smart_scroller_region_bring_in(it->wd->scr,
2530                                       it->x * wd->item_width + minx,
2531                                       it->y * wd->item_height + miny,
2532                                       it->wd->item_width,
2533                                       it->wd->item_height);
2534 }