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 /* --
   7  * TODO:
   8  * Handle non-homogeneous objects too.
   9  */
  10
  11  typedef struct _Widget_Data Widget_Data;
  12  typedef struct _Pan         Pan;
  13
  14 #define PRELOAD 1
  15 #define REORDER_EFFECT_TIME 0.5
  16
  17  struct _Elm_Gengrid_Item
  18 {
  19    ELM_WIDGET_ITEM;
  20    EINA_INLIST;
  21    Evas_Object                  *spacer;
  22    const Elm_Gengrid_Item_Class *itc;
  23    Elm_Gengrid_Item             *parent;
  24    Ecore_Timer                  *long_timer;
  25    Ecore_Animator               *item_moving_effect_timer;
  26    Widget_Data                  *wd;
  27    Eina_List                    *labels, *icons, *states, *icon_objs;
  28    struct
  29      {
  30         Evas_Smart_Cb func;
  31         const void   *data;
  32      } func;
  33
  34    Evas_Coord   x, y, gx, gy, dx, dy, ox, oy, tx, ty, rx, ry;
  35    unsigned int moving_effect_start_time;
  36    int          relcount;
  37    int          walking;
  38    int          prev_group;
  39
  40    struct
  41      {
  42         const void                 *data;
  43         Elm_Tooltip_Item_Content_Cb content_cb;
  44         Evas_Smart_Cb               del_cb;
  45         const char                 *style;
  46         Eina_Bool                   free_size : 1;
  47      } tooltip;
  48
  49    const char *mouse_cursor;
  50
  51    Eina_Bool   is_group : 1;
  52    Eina_Bool   want_unrealize : 1;
  53    Eina_Bool   group_realized : 1;
  54    Eina_Bool   realized : 1;
  55    Eina_Bool   dragging : 1;
  56    Eina_Bool   down : 1;
  57    Eina_Bool   delete_me : 1;
  58    Eina_Bool   display_only : 1;
  59    Eina_Bool   disabled : 1;
  60    Eina_Bool   selected : 1;
  61    Eina_Bool   highlighted : 1;
  62    Eina_Bool   moving : 1;
  63 };
  64
  65 struct _Widget_Data
  66 {
  67    Eina_Inlist_Sorted_State *state;
  68    Evas_Object      *self, *scr;
  69    Evas_Object      *pan_smart;
  70    Pan              *pan;
  71    Eina_Inlist      *items;
  72    Eina_List        *group_items;
  73    Ecore_Job        *calc_job;
  74    Eina_List        *selected;
  75    Elm_Gengrid_Item *last_selected_item, *reorder_item;
  76    double            align_x, align_y;
  77
  78    Evas_Coord        pan_x, pan_y, old_pan_x, old_pan_y;
  79    Evas_Coord        item_width, item_height; /* Each it size */
  80    Evas_Coord        group_item_width, group_item_height; /* Each group it size */
  81    Evas_Coord        minw, minh; /* Total obj size */
  82    Evas_Coord        reorder_item_x, reorder_item_y;
  83    unsigned int      nmax;
  84    long              count;
  85    long              items_lost;
  86    int               walking;
  87
  88    Eina_Bool         horizontal : 1;
  89    Eina_Bool         on_hold : 1;
  90    Eina_Bool         longpressed : 1;
  91    Eina_Bool         multi : 1;
  92    Eina_Bool         no_select : 1;
  93    Eina_Bool         wasselected : 1;
  94    Eina_Bool         always_select : 1;
  95    Eina_Bool         clear_me : 1;
  96    Eina_Bool         h_bounce : 1;
  97    Eina_Bool         v_bounce : 1;
  98    Eina_Bool         reorder_mode : 1;
  99    Eina_Bool         reorder_item_changed : 1;
 100    Eina_Bool         move_effect_enabled : 1;
 101 };
 102
 103 #define ELM_GENGRID_ITEM_FROM_INLIST(it) \
 104    ((it) ? EINA_INLIST_CONTAINER_GET(it, Elm_Gengrid_Item) : NULL)
 105
 106 struct _Pan
 107 {
 108    Evas_Object_Smart_Clipped_Data __clipped_data;
 109    Widget_Data                   *wd;
 110 };
 111
 112 static const char *widtype = NULL;
 113 static void      _item_highlight(Elm_Gengrid_Item *it);
 114 static void      _item_unrealize(Elm_Gengrid_Item *it);
 115 static void      _item_select(Elm_Gengrid_Item *it);
 116 static void      _item_unselect(Elm_Gengrid_Item *it);
 117 static void      _calc_job(void *data);
 118 static void      _on_focus_hook(void        *data,
 119                                 Evas_Object *obj);
 120 static Eina_Bool _item_multi_select_up(Widget_Data *wd);
 121 static Eina_Bool _item_multi_select_down(Widget_Data *wd);
 122 static Eina_Bool _item_multi_select_left(Widget_Data *wd);
 123 static Eina_Bool _item_multi_select_right(Widget_Data *wd);
 124 static Eina_Bool _item_single_select_up(Widget_Data *wd);
 125 static Eina_Bool _item_single_select_down(Widget_Data *wd);
 126 static Eina_Bool _item_single_select_left(Widget_Data *wd);
 127 static Eina_Bool _item_single_select_right(Widget_Data *wd);
 128 static Eina_Bool _event_hook(Evas_Object       *obj,
 129                              Evas_Object       *src,
 130                              Evas_Callback_Type type,
 131                              void              *event_info);
 132 static Eina_Bool _deselect_all_items(Widget_Data *wd);
 133
 134 static Evas_Smart_Class _pan_sc = EVAS_SMART_CLASS_INIT_VERSION;
 135 static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
 136
 137 static const char SIG_ACTIVATED[] = "activated";
 138 static const char SIG_CLICKED_DOUBLE[] = "clicked,double";
 139 static const char SIG_LONGPRESSED[] = "longpressed";
 140 static const char SIG_SELECTED[] = "selected";
 141 static const char SIG_UNSELECTED[] = "unselected";
 142 static const char SIG_REALIZED[] = "realized";
 143 static const char SIG_UNREALIZED[] = "unrealized";
 144 static const char SIG_CHANGED[] = "changed";
 145 static const char SIG_DRAG_START_UP[] = "drag,start,up";
 146 static const char SIG_DRAG_START_DOWN[] = "drag,start,down";
 147 static const char SIG_DRAG_START_LEFT[] = "drag,start,left";
 148 static const char SIG_DRAG_START_RIGHT[] = "drag,start,right";
 149 static const char SIG_DRAG_STOP[] = "drag,stop";
 150 static const char SIG_DRAG[] = "drag";
 151 static const char SIG_SCROLL[] = "scroll";
 152 static const char SIG_SCROLL_ANIM_START[] = "scroll,anim,start";
 153 static const char SIG_SCROLL_ANIM_STOP[] = "scroll,anim,stop";
 154 static const char SIG_SCROLL_DRAG_START[] = "scroll,drag,start";
 155 static const char SIG_SCROLL_DRAG_STOP[] = "scroll,drag,stop";
 156 static const char SIG_SCROLL_EDGE_TOP[] = "scroll,edge,top"; // TODO : remove this
 157 static const char SIG_SCROLL_EDGE_BOTTOM[] = "scroll,edge,bottom"; // TODO : remove this
 158 static const char SIG_SCROLL_EDGE_LEFT[] = "scroll,edge,left"; // TODO : remove this
 159 static const char SIG_SCROLL_EDGE_RIGHT[] = "scroll,edge,right"; // TODO : remove this
 160 static const char SIG_EDGE_TOP[] = "edge,top";
 161 static const char SIG_EDGE_BOTTOM[] = "edge,bottom";
 162 static const char SIG_EDGE_LEFT[] = "edge,left";
 163 static const char SIG_EDGE_RIGHT[] = "edge,right";
 164 static const char SIG_MOVED[] = "moved";
 165
 166 static const Evas_Smart_Cb_Description _signals[] = {
 167    {SIG_ACTIVATED, ""},
 168    {SIG_CLICKED_DOUBLE, ""},
 169    {SIG_LONGPRESSED, ""},
 170    {SIG_SELECTED, ""},
 171    {SIG_UNSELECTED, ""},
 172    {SIG_REALIZED, ""},
 173    {SIG_UNREALIZED, ""},
 174    {SIG_CHANGED, ""},
 175    {SIG_DRAG_START_UP, ""},
 176    {SIG_DRAG_START_DOWN, ""},
 177    {SIG_DRAG_START_LEFT, ""},
 178    {SIG_DRAG_START_RIGHT, ""},
 179    {SIG_DRAG_STOP, ""},
 180    {SIG_DRAG, ""},
 181    {SIG_SCROLL, ""},
 182    {SIG_SCROLL_ANIM_START, ""},
 183    {SIG_SCROLL_ANIM_STOP, ""},
 184    {SIG_SCROLL_DRAG_START, ""},
 185    {SIG_SCROLL_DRAG_STOP, ""},
 186    {SIG_SCROLL_EDGE_TOP, ""},
 187    {SIG_SCROLL_EDGE_BOTTOM, ""},
 188    {SIG_SCROLL_EDGE_LEFT, ""},
 189    {SIG_SCROLL_EDGE_RIGHT, ""},
 190    {SIG_EDGE_TOP, ""},
 191    {SIG_EDGE_BOTTOM, ""},
 192    {SIG_EDGE_LEFT, ""},
 193    {SIG_EDGE_RIGHT, ""},
 194    {SIG_MOVED, ""},
 195    {NULL, NULL}
 196 };
 197
 198 static Eina_Compare_Cb _elm_gengrid_item_compare_cb;
 199 static Eina_Compare_Cb _elm_gengrid_item_compare_data_cb;
 200
 201 static Eina_Bool
 202 _event_hook(Evas_Object       *obj,
 203             Evas_Object *src   __UNUSED__,
 204             Evas_Callback_Type type,
 205             void              *event_info)
 206 {
 207    if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
 208    Evas_Event_Key_Down *ev = event_info;
 209    Widget_Data *wd = elm_widget_data_get(obj);
 210    if (!wd) return EINA_FALSE;
 211    if (!wd->items) return EINA_FALSE;
 212    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
 213    if (elm_widget_disabled_get(obj)) return EINA_FALSE;
 214
 215    Elm_Gengrid_Item *it = NULL;
 216    Evas_Coord x = 0;
 217    Evas_Coord y = 0;
 218    Evas_Coord step_x = 0;
 219    Evas_Coord step_y = 0;
 220    Evas_Coord v_w = 0;
 221    Evas_Coord v_h = 0;
 222    Evas_Coord page_x = 0;
 223    Evas_Coord page_y = 0;
 224
 225    elm_smart_scroller_child_pos_get(wd->scr, &x, &y);
 226    elm_smart_scroller_step_size_get(wd->scr, &step_x, &step_y);
 227    elm_smart_scroller_page_size_get(wd->scr, &page_x, &page_y);
 228    elm_smart_scroller_child_viewport_size_get(wd->scr, &v_w, &v_h);
 229
 230    if ((!strcmp(ev->keyname, "Left")) || (!strcmp(ev->keyname, "KP_Left")))
 231      {
 232         if ((wd->horizontal) &&
 233             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 234               (_item_multi_select_up(wd)))
 235              || (_item_single_select_up(wd))))
 236           {
 237              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 238              return EINA_TRUE;
 239           }
 240         else 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
 249           x -= step_x;
 250      }
 251    else if ((!strcmp(ev->keyname, "Right")) || (!strcmp(ev->keyname, "KP_Right")))
 252      {
 253         if ((wd->horizontal) &&
 254             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 255               (_item_multi_select_down(wd)))
 256              || (_item_single_select_down(wd))))
 257           {
 258              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 259              return EINA_TRUE;
 260           }
 261         else 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
 270           x += step_x;
 271      }
 272    else if ((!strcmp(ev->keyname, "Up")) || (!strcmp(ev->keyname, "KP_Up")))
 273      {
 274         if ((wd->horizontal) &&
 275             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 276               (_item_multi_select_left(wd)))
 277              || (_item_single_select_left(wd))))
 278           {
 279              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 280              return EINA_TRUE;
 281           }
 282         else if ((!wd->horizontal) &&
 283                  (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 284                    (_item_multi_select_up(wd)))
 285                   || (_item_single_select_up(wd))))
 286           {
 287              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 288              return EINA_TRUE;
 289           }
 290         else
 291           y -= step_y;
 292      }
 293    else if ((!strcmp(ev->keyname, "Down")) || (!strcmp(ev->keyname, "KP_Down")))
 294      {
 295         if ((wd->horizontal) &&
 296             (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 297               (_item_multi_select_right(wd)))
 298              || (_item_single_select_right(wd))))
 299           {
 300              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 301              return EINA_TRUE;
 302           }
 303         else if ((!wd->horizontal) &&
 304                  (((evas_key_modifier_is_set(ev->modifiers, "Shift")) &&
 305                    (_item_multi_select_down(wd)))
 306                   || (_item_single_select_down(wd))))
 307           {
 308              ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 309              return EINA_TRUE;
 310           }
 311         else
 312           y += step_y;
 313      }
 314    else if ((!strcmp(ev->keyname, "Home")) || (!strcmp(ev->keyname, "KP_Home")))
 315      {
 316         it = elm_gengrid_first_item_get(obj);
 317         elm_gengrid_item_bring_in(it);
 318         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 319         return EINA_TRUE;
 320      }
 321    else if ((!strcmp(ev->keyname, "End")) || (!strcmp(ev->keyname, "KP_End")))
 322      {
 323         it = elm_gengrid_last_item_get(obj);
 324         elm_gengrid_item_bring_in(it);
 325         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 326         return EINA_TRUE;
 327      }
 328    else if ((!strcmp(ev->keyname, "Prior")) || (!strcmp(ev->keyname, "KP_Prior")))
 329      {
 330         if (wd->horizontal)
 331           {
 332              if (page_x < 0)
 333                x -= -(page_x * v_w) / 100;
 334              else
 335                x -= page_x;
 336           }
 337         else
 338           {
 339              if (page_y < 0)
 340                y -= -(page_y * v_h) / 100;
 341              else
 342                y -= page_y;
 343           }
 344      }
 345    else if ((!strcmp(ev->keyname, "Next")) || (!strcmp(ev->keyname, "KP_Next")))
 346      {
 347         if (wd->horizontal)
 348           {
 349              if (page_x < 0)
 350                x += -(page_x * v_w) / 100;
 351              else
 352                x += page_x;
 353           }
 354         else
 355           {
 356              if (page_y < 0)
 357                y += -(page_y * v_h) / 100;
 358              else
 359                y += page_y;
 360           }
 361      }
 362    else if (!strcmp(ev->keyname, "Escape"))
 363      {
 364         if (!_deselect_all_items(wd)) return EINA_FALSE;
 365         ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 366         return EINA_TRUE;
 367      }
 368    else if ((!strcmp(ev->keyname, "Return")) ||
 369             (!strcmp(ev->keyname, "KP_Enter")) ||
 370             (!strcmp(ev->keyname, "space")))
 371      {
 372         it = elm_gengrid_selected_item_get(obj);
 373         evas_object_smart_callback_call(it->wd->self, SIG_ACTIVATED, it);
 374      }
 375    else return EINA_FALSE;
 376
 377    ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 378    elm_smart_scroller_child_pos_set(wd->scr, x, y);
 379    return EINA_TRUE;
 380 }
 381
 382 static Eina_Bool
 383 _deselect_all_items(Widget_Data *wd)
 384 {
 385    if (!wd->selected) return EINA_FALSE;
 386    while (wd->selected)
 387      elm_gengrid_item_selected_set(wd->selected->data, EINA_FALSE);
 388
 389    return EINA_TRUE;
 390 }
 391
 392 static Eina_Bool
 393 _item_multi_select_left(Widget_Data *wd)
 394 {
 395    if (!wd->selected) return EINA_FALSE;
 396
 397    Elm_Gengrid_Item *prev = elm_gengrid_item_prev_get(wd->last_selected_item);
 398    if (!prev) return EINA_TRUE;
 399    if (elm_gengrid_item_selected_get(prev))
 400      {
 401         elm_gengrid_item_selected_set(wd->last_selected_item, EINA_FALSE);
 402         wd->last_selected_item = prev;
 403         elm_gengrid_item_show(wd->last_selected_item);
 404      }
 405    else
 406      {
 407         elm_gengrid_item_selected_set(prev, EINA_TRUE);
 408         elm_gengrid_item_show(prev);
 409      }
 410
 411    return EINA_TRUE;
 412 }
 413
 414 static Eina_Bool
 415 _item_multi_select_right(Widget_Data *wd)
 416 {
 417    if (!wd->selected) return EINA_FALSE;
 418
 419    Elm_Gengrid_Item *next = elm_gengrid_item_next_get(wd->last_selected_item);
 420    if (!next) return EINA_TRUE;
 421    if (elm_gengrid_item_selected_get(next))
 422      {
 423         elm_gengrid_item_selected_set(wd->last_selected_item, EINA_FALSE);
 424         wd->last_selected_item = next;
 425         elm_gengrid_item_show(wd->last_selected_item);
 426      }
 427    else
 428      {
 429         elm_gengrid_item_selected_set(next, EINA_TRUE);
 430         elm_gengrid_item_show(next);
 431      }
 432
 433    return EINA_TRUE;
 434 }
 435
 436 static Eina_Bool
 437 _item_multi_select_up(Widget_Data *wd)
 438 {
 439    unsigned int i;
 440    Eina_Bool r = EINA_TRUE;
 441
 442    if (!wd->selected) return EINA_FALSE;
 443
 444    for (i = 0; (r) && (i < wd->nmax); i++)
 445      r &= _item_multi_select_left(wd);
 446
 447    return r;
 448 }
 449
 450 static Eina_Bool
 451 _item_multi_select_down(Widget_Data *wd)
 452 {
 453    unsigned int i;
 454    Eina_Bool r = EINA_TRUE;
 455
 456    if (!wd->selected) return EINA_FALSE;
 457
 458    for (i = 0; (r) && (i < wd->nmax); i++)
 459      r &= _item_multi_select_right(wd);
 460
 461    return r;
 462 }
 463
 464 static Eina_Bool
 465 _item_single_select_up(Widget_Data *wd)
 466 {
 467    unsigned int i;
 468
 469    Elm_Gengrid_Item *prev;
 470
 471    if (!wd->selected)
 472      {
 473         prev = ELM_GENGRID_ITEM_FROM_INLIST(wd->items->last);
 474         while ((prev) && (prev->delete_me))
 475           prev = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(prev)->prev);
 476         elm_gengrid_item_selected_set(prev, EINA_TRUE);
 477         elm_gengrid_item_show(prev);
 478         return EINA_TRUE;
 479      }
 480    else prev = elm_gengrid_item_prev_get(wd->last_selected_item);
 481
 482    if (!prev) return EINA_FALSE;
 483
 484    for (i = 1; i < wd->nmax; i++)
 485      {
 486         Elm_Gengrid_Item *tmp = elm_gengrid_item_prev_get(prev);
 487         if (!tmp) return EINA_FALSE;
 488         prev = tmp;
 489      }
 490
 491    _deselect_all_items(wd);
 492
 493    elm_gengrid_item_selected_set(prev, EINA_TRUE);
 494    elm_gengrid_item_show(prev);
 495    return EINA_TRUE;
 496 }
 497
 498 static Eina_Bool
 499 _item_single_select_down(Widget_Data *wd)
 500 {
 501    unsigned int i;
 502
 503    Elm_Gengrid_Item *next;
 504
 505    if (!wd->selected)
 506      {
 507         next = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
 508         while ((next) && (next->delete_me))
 509           next = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(next)->next);
 510         elm_gengrid_item_selected_set(next, EINA_TRUE);
 511         elm_gengrid_item_show(next);
 512         return EINA_TRUE;
 513      }
 514    else next = elm_gengrid_item_next_get(wd->last_selected_item);
 515
 516    if (!next) return EINA_FALSE;
 517
 518    for (i = 1; i < wd->nmax; i++)
 519      {
 520         Elm_Gengrid_Item *tmp = elm_gengrid_item_next_get(next);
 521         if (!tmp) return EINA_FALSE;
 522         next = tmp;
 523      }
 524
 525    _deselect_all_items(wd);
 526
 527    elm_gengrid_item_selected_set(next, EINA_TRUE);
 528    elm_gengrid_item_show(next);
 529    return EINA_TRUE;
 530 }
 531
 532 static Eina_Bool
 533 _item_single_select_left(Widget_Data *wd)
 534 {
 535    Elm_Gengrid_Item *prev;
 536    if (!wd->selected)
 537      {
 538         prev = ELM_GENGRID_ITEM_FROM_INLIST(wd->items->last);
 539         while ((prev) && (prev->delete_me))
 540           prev = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(prev)->prev);
 541      }
 542    else prev = elm_gengrid_item_prev_get(wd->last_selected_item);
 543
 544    if (!prev) return EINA_FALSE;
 545
 546    _deselect_all_items(wd);
 547
 548    elm_gengrid_item_selected_set(prev, EINA_TRUE);
 549    elm_gengrid_item_show(prev);
 550    return EINA_TRUE;
 551 }
 552
 553 static Eina_Bool
 554 _item_single_select_right(Widget_Data *wd)
 555 {
 556    Elm_Gengrid_Item *next;
 557    if (!wd->selected)
 558      {
 559         next = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
 560         while ((next) && (next->delete_me))
 561           next = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(next)->next);
 562      }
 563    else next = elm_gengrid_item_next_get(wd->last_selected_item);
 564
 565    if (!next) return EINA_FALSE;
 566
 567    _deselect_all_items(wd);
 568
 569    elm_gengrid_item_selected_set(next, EINA_TRUE);
 570    elm_gengrid_item_show(next);
 571    return EINA_TRUE;
 572 }
 573
 574 static void
 575 _on_focus_hook(void *data   __UNUSED__,
 576                Evas_Object *obj)
 577 {
 578    Widget_Data *wd = elm_widget_data_get(obj);
 579    if (!wd) return;
 580    if (elm_widget_focus_get(obj))
 581      {
 582         edje_object_signal_emit(wd->self, "elm,action,focus", "elm");
 583         evas_object_focus_set(wd->self, EINA_TRUE);
 584         if ((wd->selected) && (!wd->last_selected_item))
 585           wd->last_selected_item = eina_list_data_get(wd->selected);
 586      }
 587    else
 588      {
 589         edje_object_signal_emit(wd->self, "elm,action,unfocus", "elm");
 590         evas_object_focus_set(wd->self, EINA_FALSE);
 591      }
 592 }
 593
 594 static void
 595 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
 596 {
 597    Widget_Data *wd = elm_widget_data_get(obj);
 598    Elm_Gengrid_Item *it;
 599    if (!wd) return;
 600    elm_smart_scroller_mirrored_set(wd->scr, rtl);
 601    if (!wd->items) return;
 602    it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
 603
 604    while (it)
 605      {
 606         edje_object_mirrored_set(VIEW(it), rtl);
 607         elm_gengrid_item_update(it);
 608         it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
 609      }
 610 }
 611
 612 static void
 613 _theme_hook(Evas_Object *obj)
 614 {
 615    Widget_Data *wd = elm_widget_data_get(obj);
 616    if (!wd) return;
 617    _elm_widget_mirrored_reload(obj);
 618    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 619    elm_smart_scroller_object_theme_set(obj, wd->scr, "gengrid", "base",
 620                                        elm_widget_style_get(obj));
 621 }
 622
 623 static void
 624 _del_pre_hook(Evas_Object *obj)
 625 {
 626    Widget_Data *wd = elm_widget_data_get(obj);
 627    if (!wd) return;
 628    elm_gengrid_clear(obj);
 629    evas_object_del(wd->pan_smart);
 630    wd->pan_smart = NULL;
 631 }
 632
 633 static void
 634 _del_hook(Evas_Object *obj)
 635 {
 636    Widget_Data *wd = elm_widget_data_get(obj);
 637    free(wd);
 638 }
 639
 640 static void
 641 _signal_emit_hook(Evas_Object *obj,
 642                   const char  *emission,
 643                   const char  *source)
 644 {
 645    Widget_Data *wd = elm_widget_data_get(obj);
 646    if (!wd) return;
 647    edje_object_signal_emit(elm_smart_scroller_edje_object_get(wd->scr),
 648                            emission, source);
 649 }
 650
 651 static void
 652 _signal_callback_add_hook(Evas_Object *obj,
 653                           const char  *emission,
 654                           const char  *source,
 655                           Edje_Signal_Cb func_cb,
 656                           void *data)
 657 {
 658    Widget_Data *wd = elm_widget_data_get(obj);
 659    if (!wd) return;
 660    edje_object_signal_callback_add(elm_smart_scroller_edje_object_get(wd->scr),
 661                                    emission, source, func_cb, data);
 662 }
 663
 664 static void
 665 _signal_callback_del_hook(Evas_Object *obj,
 666                           const char  *emission,
 667                           const char  *source,
 668                           Edje_Signal_Cb func_cb,
 669                           void *data)
 670 {
 671    Widget_Data *wd = elm_widget_data_get(obj);
 672    if (!wd) return;
 673    edje_object_signal_callback_del_full(elm_smart_scroller_edje_object_get(wd->scr),
 674                                         emission, source, func_cb, data);
 675 }
 676
 677 static void
 678 _mouse_move(void        *data,
 679             Evas *evas   __UNUSED__,
 680             Evas_Object *obj,
 681             void        *event_info)
 682 {
 683    Elm_Gengrid_Item *it = data;
 684    Evas_Event_Mouse_Move *ev = event_info;
 685    Evas_Coord minw = 0, minh = 0, x, y, dx, dy, adx, ady;
 686    Evas_Coord ox, oy, ow, oh, it_scrl_x, it_scrl_y;
 687
 688    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
 689      {
 690         if (!it->wd->on_hold)
 691           {
 692              it->wd->on_hold = EINA_TRUE;
 693              if (!it->wd->wasselected)
 694                _item_unselect(it);
 695           }
 696      }
 697    if ((it->dragging) && (it->down))
 698      {
 699         if (it->long_timer)
 700           {
 701              ecore_timer_del(it->long_timer);
 702              it->long_timer = NULL;
 703           }
 704         evas_object_smart_callback_call(it->wd->self, SIG_DRAG, it);
 705         return;
 706      }
 707    if ((!it->down) || (it->wd->longpressed))
 708      {
 709         if (it->long_timer)
 710           {
 711              ecore_timer_del(it->long_timer);
 712              it->long_timer = NULL;
 713           }
 714         if ((it->wd->reorder_mode) && (it->wd->reorder_item))
 715           {
 716              evas_object_geometry_get(it->wd->pan_smart, &ox, &oy, &ow, &oh);
 717
 718              it_scrl_x = ev->cur.canvas.x - it->wd->reorder_item->dx;
 719              it_scrl_y = ev->cur.canvas.y - it->wd->reorder_item->dy;
 720
 721              if (it_scrl_x < ox) it->wd->reorder_item_x = ox;
 722              else if (it_scrl_x + it->wd->item_width > ox + ow)
 723                it->wd->reorder_item_x = ox + ow - it->wd->item_width;
 724              else it->wd->reorder_item_x = it_scrl_x;
 725
 726              if (it_scrl_y < oy) it->wd->reorder_item_y = oy;
 727              else if (it_scrl_y + it->wd->item_height > oy + oh)
 728                it->wd->reorder_item_y = oy + oh - it->wd->item_height;
 729              else it->wd->reorder_item_y = it_scrl_y;
 730
 731              if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
 732              it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
 733           }
 734         return;
 735      }
 736    if (!it->display_only)
 737      elm_coords_finger_size_adjust(1, &minw, 1, &minh);
 738    evas_object_geometry_get(obj, &x, &y, NULL, NULL);
 739    x = ev->cur.canvas.x - x;
 740    y = ev->cur.canvas.y - y;
 741    dx = x - it->dx;
 742    adx = dx;
 743    if (adx < 0) adx = -dx;
 744    dy = y - it->dy;
 745    ady = dy;
 746    if (ady < 0) ady = -dy;
 747    minw /= 2;
 748    minh /= 2;
 749    if ((adx > minw) || (ady > minh))
 750      {
 751         const char *left_drag, *right_drag;
 752         if (!elm_widget_mirrored_get(it->wd->self))
 753           {
 754              left_drag = SIG_DRAG_START_LEFT;
 755              right_drag = SIG_DRAG_START_RIGHT;
 756           }
 757         else
 758           {
 759              left_drag = SIG_DRAG_START_RIGHT;
 760              right_drag = SIG_DRAG_START_LEFT;
 761           }
 762
 763         it->dragging = 1;
 764         if (it->long_timer)
 765           {
 766              ecore_timer_del(it->long_timer);
 767              it->long_timer = NULL;
 768           }
 769         if (!it->wd->wasselected)
 770           _item_unselect(it);
 771         if (dy < 0)
 772           {
 773              if (ady > adx)
 774                evas_object_smart_callback_call(it->wd->self, SIG_DRAG_START_UP,
 775                                                it);
 776              else
 777                {
 778                   if (dx < 0)
 779                     evas_object_smart_callback_call(it->wd->self,
 780                                                     left_drag, it);
 781                }
 782           }
 783         else
 784           {
 785              if (ady > adx)
 786                evas_object_smart_callback_call(it->wd->self,
 787                                                SIG_DRAG_START_DOWN, it);
 788              else
 789                {
 790                   if (dx < 0)
 791                     evas_object_smart_callback_call(it->wd->self,
 792                                                     left_drag, it);
 793                   else
 794                     evas_object_smart_callback_call(it->wd->self,
 795                                                     right_drag, it);
 796                }
 797           }
 798      }
 799 }
 800
 801 static Eina_Bool
 802 _long_press(void *data)
 803 {
 804    Elm_Gengrid_Item *it = data;
 805
 806    it->long_timer = NULL;
 807    if ((it->disabled) || (it->dragging)) return ECORE_CALLBACK_CANCEL;
 808    it->wd->longpressed = EINA_TRUE;
 809    evas_object_smart_callback_call(it->wd->self, SIG_LONGPRESSED, it);
 810    if (it->wd->reorder_mode)
 811      {
 812         it->wd->reorder_item = it;
 813         evas_object_raise(VIEW(it));
 814         elm_smart_scroller_hold_set(it->wd->scr, EINA_TRUE);
 815         elm_smart_scroller_bounce_allow_set(it->wd->scr, EINA_FALSE, EINA_FALSE);
 816         edje_object_signal_emit(VIEW(it), "elm,state,reorder,enabled", "elm");
 817      }
 818    return ECORE_CALLBACK_CANCEL;
 819 }
 820
 821 static void
 822 _mouse_down(void        *data,
 823             Evas *evas   __UNUSED__,
 824             Evas_Object *obj,
 825             void        *event_info)
 826 {
 827    Elm_Gengrid_Item *it = data;
 828    Evas_Event_Mouse_Down *ev = event_info;
 829    Evas_Coord x, y;
 830
 831    if (ev->button != 1) return;
 832    it->down = 1;
 833    it->dragging = 0;
 834    evas_object_geometry_get(obj, &x, &y, NULL, NULL);
 835    it->dx = ev->canvas.x - x;
 836    it->dy = ev->canvas.y - y;
 837    it->wd->longpressed = EINA_FALSE;
 838    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) it->wd->on_hold = EINA_TRUE;
 839    else it->wd->on_hold = EINA_FALSE;
 840    it->wd->wasselected = it->selected;
 841    _item_highlight(it);
 842    if (ev->flags & EVAS_BUTTON_DOUBLE_CLICK)
 843      {
 844         evas_object_smart_callback_call(it->wd->self, SIG_CLICKED_DOUBLE, it);
 845         evas_object_smart_callback_call(it->wd->self, SIG_ACTIVATED, it);
 846      }
 847    if (it->long_timer) ecore_timer_del(it->long_timer);
 848    if (it->realized)
 849      it->long_timer = ecore_timer_add(_elm_config->longpress_timeout,
 850                                         _long_press, it);
 851    else
 852      it->long_timer = NULL;
 853 }
 854
 855 static void
 856 _mouse_up(void            *data,
 857           Evas *evas       __UNUSED__,
 858           Evas_Object *obj __UNUSED__,
 859           void            *event_info)
 860 {
 861    Elm_Gengrid_Item *it = data;
 862    Evas_Event_Mouse_Up *ev = event_info;
 863    Eina_Bool dragged = EINA_FALSE;
 864
 865    if (ev->button != 1) return;
 866    it->down = EINA_FALSE;
 867    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) it->wd->on_hold = EINA_TRUE;
 868    else it->wd->on_hold = EINA_FALSE;
 869    if (it->long_timer)
 870      {
 871         ecore_timer_del(it->long_timer);
 872         it->long_timer = NULL;
 873      }
 874    if (it->dragging)
 875      {
 876         it->dragging = EINA_FALSE;
 877         evas_object_smart_callback_call(it->wd->self, SIG_DRAG_STOP, it);
 878         dragged = EINA_TRUE;
 879      }
 880    if (it->wd->on_hold)
 881      {
 882         it->wd->longpressed = EINA_FALSE;
 883         it->wd->on_hold = EINA_FALSE;
 884         return;
 885      }
 886    if ((it->wd->reorder_mode) && (it->wd->reorder_item))
 887      {
 888         evas_object_smart_callback_call(it->wd->self, SIG_MOVED, it->wd->reorder_item);
 889         it->wd->reorder_item = NULL;
 890         it->wd->move_effect_enabled = EINA_FALSE;
 891         if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
 892           it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
 893
 894         elm_smart_scroller_hold_set(it->wd->scr, EINA_FALSE);
 895         elm_smart_scroller_bounce_allow_set(it->wd->scr, it->wd->h_bounce, it->wd->v_bounce);
 896         edje_object_signal_emit(VIEW(it), "elm,state,reorder,disabled", "elm");
 897      }
 898    if (it->wd->longpressed)
 899      {
 900         it->wd->longpressed = EINA_FALSE;
 901         if (!it->wd->wasselected) _item_unselect(it);
 902         it->wd->wasselected = EINA_FALSE;
 903         return;
 904      }
 905    if (dragged)
 906      {
 907         if (it->want_unrealize) _item_unrealize(it);
 908      }
 909    if ((it->disabled) || (dragged)) return;
 910    if (it->wd->multi)
 911      {
 912         if (!it->selected)
 913           {
 914              _item_highlight(it);
 915              _item_select(it);
 916           }
 917         else _item_unselect(it);
 918      }
 919    else
 920      {
 921         if (!it->selected)
 922           {
 923              while (it->wd->selected)
 924                _item_unselect(it->wd->selected->data);
 925           }
 926         else
 927           {
 928              const Eina_List *l, *l_next;
 929              Elm_Gengrid_Item *item2;
 930
 931              EINA_LIST_FOREACH_SAFE(it->wd->selected, l, l_next, item2)
 932                 if (item2 != it) _item_unselect(item2);
 933           }
 934         _item_highlight(it);
 935         _item_select(it);
 936      }
 937 }
 938
 939 static void
 940 _item_highlight(Elm_Gengrid_Item *it)
 941 {
 942    if ((it->wd->no_select) || (it->delete_me) || (it->highlighted)) return;
 943    edje_object_signal_emit(VIEW(it), "elm,state,selected", "elm");
 944    it->highlighted = EINA_TRUE;
 945 }
 946
 947 static void
 948 _item_realize(Elm_Gengrid_Item *it)
 949 {
 950    char buf[1024];
 951    char style[1024];
 952
 953    if ((it->realized) || (it->delete_me)) return;
 954    VIEW(it) = edje_object_add(evas_object_evas_get(it->wd->self));
 955    edje_object_scale_set(VIEW(it), elm_widget_scale_get(it->wd->self) *
 956                          _elm_config->scale);
 957    edje_object_mirrored_set(VIEW(it), elm_widget_mirrored_get(WIDGET(it)));
 958    evas_object_smart_member_add(VIEW(it), it->wd->pan_smart);
 959    elm_widget_sub_object_add(it->wd->self, VIEW(it));
 960    snprintf(style, sizeof(style), "item/%s",
 961             it->itc->item_style ? it->itc->item_style : "default");
 962    _elm_theme_object_set(it->wd->self, VIEW(it), "gengrid", style,
 963                          elm_widget_style_get(it->wd->self));
 964    it->spacer =
 965       evas_object_rectangle_add(evas_object_evas_get(it->wd->self));
 966    evas_object_color_set(it->spacer, 0, 0, 0, 0);
 967    elm_widget_sub_object_add(it->wd->self, it->spacer);
 968    evas_object_size_hint_min_set(it->spacer, 2 * _elm_config->scale, 1);
 969    edje_object_part_swallow(VIEW(it), "elm.swallow.pad", it->spacer);
 970
 971    if (it->itc->func.label_get)
 972      {
 973         const Eina_List *l;
 974         const char *key;
 975
 976         it->labels =
 977            elm_widget_stringlist_get(edje_object_data_get(VIEW(it),
 978                                                           "labels"));
 979         EINA_LIST_FOREACH(it->labels, l, key)
 980           {
 981              char *s = it->itc->func.label_get
 982                 ((void *)it->base.data, it->wd->self, l->data);
 983              if (s)
 984                {
 985                   edje_object_part_text_set(VIEW(it), l->data, s);
 986                   free(s);
 987                }
 988           }
 989      }
 990
 991    if (it->itc->func.icon_get)
 992      {
 993         const Eina_List *l;
 994         const char *key;
 995
 996         it->icons =
 997            elm_widget_stringlist_get(edje_object_data_get(VIEW(it),
 998                                                           "icons"));
 999         EINA_LIST_FOREACH(it->icons, l, key)
1000           {
1001              Evas_Object *ic = it->itc->func.icon_get
1002                 ((void *)it->base.data, it->wd->self, l->data);
1003              if (ic)
1004                {
1005                   it->icon_objs = eina_list_append(it->icon_objs, ic);
1006                   edje_object_part_swallow(VIEW(it), key, ic);
1007                   evas_object_show(ic);
1008                   elm_widget_sub_object_add(it->wd->self, ic);
1009                }
1010           }
1011      }
1012
1013    if (it->itc->func.state_get)
1014      {
1015         const Eina_List *l;
1016         const char *key;
1017
1018         it->states =
1019            elm_widget_stringlist_get(edje_object_data_get(VIEW(it),
1020                                                           "states"));
1021         EINA_LIST_FOREACH(it->states, l, key)
1022           {
1023              Eina_Bool on = it->itc->func.state_get
1024                 ((void *)it->base.data, it->wd->self, l->data);
1025              if (on)
1026                {
1027                   snprintf(buf, sizeof(buf), "elm,state,%s,active", key);
1028                   edje_object_signal_emit(VIEW(it), buf, "elm");
1029                }
1030           }
1031      }
1032
1033    if (it->is_group)
1034      {
1035         if ((!it->wd->group_item_width) && (!it->wd->group_item_height))
1036           {
1037              edje_object_size_min_restricted_calc(VIEW(it),
1038                                                   &it->wd->group_item_width,
1039                                                   &it->wd->group_item_height,
1040                                                   it->wd->group_item_width,
1041                                                   it->wd->group_item_height);
1042           }
1043      }
1044    else
1045      {
1046         if ((!it->wd->item_width) && (!it->wd->item_height))
1047           {
1048              edje_object_size_min_restricted_calc(VIEW(it),
1049                                                   &it->wd->item_width,
1050                                                   &it->wd->item_height,
1051                                                   it->wd->item_width,
1052                                                   it->wd->item_height);
1053              elm_coords_finger_size_adjust(1, &it->wd->item_width,
1054                                            1, &it->wd->item_height);
1055           }
1056
1057         evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_DOWN,
1058                                        _mouse_down, it);
1059         evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_UP,
1060                                        _mouse_up, it);
1061         evas_object_event_callback_add(VIEW(it), EVAS_CALLBACK_MOUSE_MOVE,
1062                                        _mouse_move, it);
1063
1064         if (it->selected)
1065           edje_object_signal_emit(VIEW(it), "elm,state,selected", "elm");
1066         if (it->disabled)
1067           edje_object_signal_emit(VIEW(it), "elm,state,disabled", "elm");
1068      }
1069    evas_object_show(VIEW(it));
1070
1071    if (it->tooltip.content_cb)
1072      {
1073         elm_widget_item_tooltip_content_cb_set(it,
1074                                                it->tooltip.content_cb,
1075                                                it->tooltip.data, NULL);
1076         elm_widget_item_tooltip_style_set(it, it->tooltip.style);
1077         elm_widget_item_tooltip_size_restrict_disable(it, it->tooltip.free_size);
1078      }
1079
1080    if (it->mouse_cursor)
1081      elm_widget_item_cursor_set(it, it->mouse_cursor);
1082
1083    it->realized = EINA_TRUE;
1084    it->want_unrealize = EINA_FALSE;
1085 }
1086
1087 static void
1088 _item_unrealize(Elm_Gengrid_Item *it)
1089 {
1090    Evas_Object *icon;
1091
1092    if (!it->realized) return;
1093    evas_object_smart_callback_call(WIDGET(it), SIG_UNREALIZED, it);
1094    if (it->long_timer)
1095      {
1096         ecore_timer_del(it->long_timer);
1097         it->long_timer = NULL;
1098      }
1099    evas_object_del(VIEW(it));
1100    VIEW(it) = NULL;
1101    evas_object_del(it->spacer);
1102    it->spacer = NULL;
1103    elm_widget_stringlist_free(it->labels);
1104    it->labels = NULL;
1105    elm_widget_stringlist_free(it->icons);
1106    it->icons = NULL;
1107    elm_widget_stringlist_free(it->states);
1108    it->states = NULL;
1109
1110    EINA_LIST_FREE(it->icon_objs, icon)
1111       evas_object_del(icon);
1112
1113    it->realized = EINA_FALSE;
1114    it->want_unrealize = EINA_FALSE;
1115 }
1116
1117 static Eina_Bool
1118 _reorder_item_moving_effect_timer_cb(void *data)
1119 {
1120    Elm_Gengrid_Item *it = data;
1121    double time, t;
1122    Evas_Coord dx, dy;
1123
1124    time = REORDER_EFFECT_TIME;
1125    t = ((0.0 > (t = ecore_loop_time_get()-it->moving_effect_start_time)) ? 0.0 : t);
1126    dx = ((it->tx - it->ox) / 10) * _elm_config->scale;
1127    dy = ((it->ty - it->oy) / 10) * _elm_config->scale;
1128
1129    if (t <= time)
1130      {
1131         it->rx += (1 * sin((t / time) * (M_PI / 2)) * dx);
1132         it->ry += (1 * sin((t / time) * (M_PI / 2)) * dy);
1133      }
1134    else
1135      {
1136         it->rx += dx;
1137         it->ry += dy;
1138      }
1139
1140    if ((((dx > 0) && (it->rx >= it->tx)) || ((dx <= 0) && (it->rx <= it->tx))) &&
1141        (((dy > 0) && (it->ry >= it->ty)) || ((dy <= 0) && (it->ry <= it->ty))))
1142      {
1143         evas_object_move(VIEW(it), it->tx, it->ty);
1144         if (it->is_group)
1145           {
1146              Evas_Coord vw, vh;
1147              evas_object_geometry_get(it->wd->pan_smart, NULL, NULL, &vw, &vh);
1148              if (it->wd->horizontal)
1149                evas_object_resize(VIEW(it), it->wd->group_item_width, vh);
1150              else
1151                evas_object_resize(VIEW(it), vw, it->wd->group_item_height);
1152           }
1153         else
1154           evas_object_resize(VIEW(it), it->wd->item_width, it->wd->item_height);
1155         it->moving = EINA_FALSE;
1156         it->item_moving_effect_timer = NULL;
1157         return ECORE_CALLBACK_CANCEL;
1158      }
1159
1160    evas_object_move(VIEW(it), it->rx, it->ry);
1161    if (it->is_group)
1162      {
1163         Evas_Coord vw, vh;
1164         evas_object_geometry_get(it->wd->pan_smart, NULL, NULL, &vw, &vh);
1165         if (it->wd->horizontal)
1166           evas_object_resize(VIEW(it), it->wd->group_item_width, vh);
1167         else
1168           evas_object_resize(VIEW(it), vw, it->wd->group_item_height);
1169      }
1170    else
1171      evas_object_resize(VIEW(it), it->wd->item_width, it->wd->item_height);
1172
1173    return ECORE_CALLBACK_RENEW;
1174 }
1175
1176 static void
1177 _group_item_place(Pan *sd)
1178 {
1179    Evas_Coord iw, ih, vw, vh;
1180    Eina_List *l;
1181    Eina_Bool was_realized;
1182    Elm_Gengrid_Item *it;
1183    evas_object_geometry_get(sd->wd->pan_smart, NULL, NULL, &vw, &vh);
1184    if (sd->wd->horizontal)
1185      {
1186         iw = sd->wd->group_item_width;
1187         ih = vh;
1188      }
1189    else
1190      {
1191         iw = vw;
1192         ih = sd->wd->group_item_height;
1193      }
1194    EINA_LIST_FOREACH(sd->wd->group_items, l, it)
1195      {
1196         was_realized = it->realized;
1197         if (it->group_realized)
1198           {
1199              _item_realize(it);
1200              if (!was_realized)
1201                evas_object_smart_callback_call(it->wd->self, SIG_REALIZED, it);
1202              evas_object_move(VIEW(it), it->gx, it->gy);
1203              evas_object_resize(VIEW(it), iw, ih);
1204              evas_object_raise(VIEW(it));
1205           }
1206         else
1207           _item_unrealize(it);
1208      }
1209 }
1210
1211
1212 static void
1213 _item_place(Elm_Gengrid_Item *it,
1214             Evas_Coord        cx,
1215             Evas_Coord        cy)
1216 {
1217    Evas_Coord x, y, ox, oy, cvx, cvy, cvw, cvh, iw, ih, ww;
1218    Evas_Coord tch, tcw, alignw = 0, alignh = 0, vw, vh;
1219    Eina_Bool reorder_item_move_forward = EINA_FALSE;
1220    long items_count;
1221    it->x = cx;
1222    it->y = cy;
1223    evas_object_geometry_get(it->wd->pan_smart, &ox, &oy, &vw, &vh);
1224
1225    /* Preload rows/columns at each side of the Gengrid */
1226    cvx = ox - PRELOAD * it->wd->item_width;
1227    cvy = oy - PRELOAD * it->wd->item_height;
1228    cvw = vw + 2 * PRELOAD * it->wd->item_width;
1229    cvh = vh + 2 * PRELOAD * it->wd->item_height;
1230
1231    alignh = 0;
1232    alignw = 0;
1233
1234    items_count = it->wd->count - eina_list_count(it->wd->group_items) + it->wd->items_lost;
1235    if (it->wd->horizontal)
1236      {
1237         int columns, items_visible = 0, items_row;
1238
1239         if (it->wd->item_height > 0)
1240           items_visible = vh / it->wd->item_height;
1241         if (items_visible < 1)
1242           items_visible = 1;
1243
1244         columns = items_count / items_visible;
1245         if (items_count % items_visible)
1246           columns++;
1247
1248         tcw = (it->wd->item_width * columns) + (it->wd->group_item_width * eina_list_count(it->wd->group_items));
1249         alignw = (vw - tcw) * it->wd->align_x;
1250
1251         items_row = items_visible;
1252         if (items_row > it->wd->count)
1253           items_row = it->wd->count;
1254         tch = items_row * it->wd->item_height;
1255         alignh = (vh - tch) * it->wd->align_y;
1256      }
1257    else
1258      {
1259         int rows, items_visible = 0, items_col;
1260
1261         if (it->wd->item_width > 0)
1262           items_visible = vw / it->wd->item_width;
1263         if (items_visible < 1)
1264           items_visible = 1;
1265
1266         rows = items_count / items_visible;
1267         if (items_count % items_visible)
1268           rows++;
1269
1270         tch = (it->wd->item_height * rows) + (it->wd->group_item_height * eina_list_count(it->wd->group_items));
1271         alignh = (vh - tch) * it->wd->align_y;
1272
1273         items_col = items_visible;
1274         if (items_col > it->wd->count)
1275           items_col = it->wd->count;
1276         tcw = items_col * it->wd->item_width;
1277         alignw = (vw - tcw) * it->wd->align_x;
1278      }
1279
1280    if (it->is_group)
1281      {
1282         if (it->wd->horizontal)
1283           {
1284              x = (((cx - it->prev_group) * it->wd->item_width) + (it->prev_group * it->wd->group_item_width)) - it->wd->pan_x + ox + alignw;
1285              y = 0;
1286              iw = it->wd->group_item_width;
1287              ih = vh;
1288           }
1289         else
1290           {
1291              x = 0;
1292              y = (((cy - it->prev_group) * it->wd->item_height) + (it->prev_group * it->wd->group_item_height)) - it->wd->pan_y + oy + alignh;
1293              iw = vw;
1294              ih = it->wd->group_item_height;
1295           }
1296         it->gx = x;
1297         it->gy = y;
1298      }
1299    else
1300      {
1301         if (it->wd->horizontal)
1302           {
1303              x = (((cx - it->prev_group) * it->wd->item_width) + (it->prev_group * it->wd->group_item_width)) - it->wd->pan_x + ox + alignw;
1304              y = (cy * it->wd->item_height) - it->wd->pan_y + oy + alignh;
1305           }
1306         else
1307           {
1308              x = (cx * it->wd->item_width) - it->wd->pan_x + ox + alignw;
1309              y = (((cy - it->prev_group) * it->wd->item_height) + (it->prev_group * it->wd->group_item_height)) - it->wd->pan_y + oy + alignh;
1310           }
1311         if (elm_widget_mirrored_get(it->wd->self))
1312           {  /* Switch items side and componsate for pan_x when in RTL mode */
1313              evas_object_geometry_get(it->wd->self, NULL, NULL, &ww, NULL);
1314              x = ww - x - it->wd->item_width - it->wd->pan_x - it->wd->pan_x;
1315           }
1316         iw = it->wd->item_width;
1317         ih = it->wd->item_height;
1318      }
1319
1320    Eina_Bool was_realized = it->realized;
1321    if (ELM_RECTS_INTERSECT(x, y, iw, ih, cvx, cvy, cvw, cvh))
1322      {
1323         _item_realize(it);
1324         if (!was_realized)
1325           evas_object_smart_callback_call(it->wd->self, SIG_REALIZED, it);
1326         if (it->parent)
1327           {
1328              if (it->wd->horizontal)
1329                {
1330                   if (it->parent->gx < 0)
1331                     {
1332                        it->parent->gx = x + it->wd->item_width - it->wd->group_item_width;
1333                        if (it->parent->gx > 0)
1334                          it->parent->gx = 0;
1335                     }
1336                }
1337              else
1338                {
1339                   if (it->parent->gy < 0)
1340                     {
1341                        it->parent->gy = y + it->wd->item_height - it->wd->group_item_height;
1342                        if (it->parent->gy > 0)
1343                          it->parent->gy = 0;
1344                     }
1345                   it->parent->group_realized = EINA_TRUE;
1346                }
1347           }
1348         if (it->wd->reorder_mode)
1349           {
1350              if (it->wd->reorder_item)
1351                {
1352                   if (it->moving) return;
1353
1354                   if (!it->wd->move_effect_enabled)
1355                     {
1356                        it->ox = x;
1357                        it->oy = y;
1358                     }
1359                   if (it->wd->reorder_item == it)
1360                     {
1361                        evas_object_move(VIEW(it),
1362                                         it->wd->reorder_item_x, it->wd->reorder_item_y);
1363                        evas_object_resize(VIEW(it), iw, ih);
1364                        return;
1365                     }
1366                   else
1367                     {
1368                        if (it->wd->move_effect_enabled)
1369                          {
1370                             if ((it->ox != x) || (it->oy != y))
1371                               {
1372                                  if (((it->wd->old_pan_x == it->wd->pan_x) && (it->wd->old_pan_y == it->wd->pan_y)) ||
1373                                      ((it->wd->old_pan_x != it->wd->pan_x) && !(it->ox - it->wd->pan_x + it->wd->old_pan_x == x)) ||
1374                                      ((it->wd->old_pan_y != it->wd->pan_y) && !(it->oy - it->wd->pan_y + it->wd->old_pan_y == y)))
1375                                    {
1376                                       it->tx = x;
1377                                       it->ty = y;
1378                                       it->rx = it->ox;
1379                                       it->ry = it->oy;
1380                                       it->moving = EINA_TRUE;
1381                                       it->moving_effect_start_time = ecore_loop_time_get();
1382                                       it->item_moving_effect_timer = ecore_animator_add(_reorder_item_moving_effect_timer_cb, it);
1383                                       return;
1384                                    }
1385                               }
1386                          }
1387
1388                        /* need fix here */
1389                        Evas_Coord nx, ny, nw, nh;
1390                        if (it->is_group)
1391                          {
1392                             if (it->wd->horizontal)
1393                               {
1394                                  nx = x + (it->wd->group_item_width / 2);
1395                                  ny = y;
1396                                  nw = 1;
1397                                  nh = vh;
1398                               }
1399                             else
1400                               {
1401                                  nx = x;
1402                                  ny = y + (it->wd->group_item_height / 2);
1403                                  nw = vw;
1404                                  nh = 1;
1405                               }
1406                          }
1407                        else
1408                          {
1409                             nx = x + (it->wd->item_width / 2);
1410                             ny = y + (it->wd->item_height / 2);
1411                             nw = 1;
1412                             nh = 1;
1413                          }
1414
1415                        if ( ELM_RECTS_INTERSECT(it->wd->reorder_item_x, it->wd->reorder_item_y,
1416                                                 it->wd->item_width, it->wd->item_height,
1417                                                 nx, ny, nw, nh))
1418                          {
1419                             if (it->wd->horizontal)
1420                               {
1421                                  if ((it->wd->nmax * it->wd->reorder_item->x + it->wd->reorder_item->y) >
1422                                      (it->wd->nmax * it->x + it->y))
1423                                    reorder_item_move_forward = EINA_TRUE;
1424                               }
1425                             else
1426                               {
1427                                  if ((it->wd->nmax * it->wd->reorder_item->y + it->wd->reorder_item->x) >
1428                                      (it->wd->nmax * it->y + it->x))
1429                                    reorder_item_move_forward = EINA_TRUE;
1430                               }
1431
1432                             it->wd->items = eina_inlist_remove(it->wd->items,
1433                                                                  EINA_INLIST_GET(it->wd->reorder_item));
1434                             if (reorder_item_move_forward)
1435                               it->wd->items = eina_inlist_prepend_relative(it->wd->items,
1436                                                                              EINA_INLIST_GET(it->wd->reorder_item),
1437                                                                              EINA_INLIST_GET(it));
1438                             else
1439                               it->wd->items = eina_inlist_append_relative(it->wd->items,
1440                                                                             EINA_INLIST_GET(it->wd->reorder_item),
1441                                                                             EINA_INLIST_GET(it));
1442
1443                             it->wd->reorder_item_changed = EINA_TRUE;
1444                             it->wd->move_effect_enabled = EINA_TRUE;
1445                             if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
1446                               it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
1447
1448                             return;
1449                          }
1450                     }
1451                }
1452              else if (it->item_moving_effect_timer)
1453                {
1454                   ecore_animator_del(it->item_moving_effect_timer);
1455                   it->item_moving_effect_timer = NULL;
1456                   it->moving = EINA_FALSE;
1457                }
1458           }
1459         if (!it->is_group)
1460           {
1461              evas_object_move(VIEW(it), x, y);
1462              evas_object_resize(VIEW(it), iw, ih);
1463           }
1464         else
1465           it->group_realized = EINA_TRUE;
1466      }
1467    else
1468      {
1469         if (!it->is_group)
1470           _item_unrealize(it);
1471         else
1472           it->group_realized = EINA_FALSE;
1473      }
1474 }
1475
1476 static const char *
1477 _item_label_hook(Elm_Gengrid_Item *it, const char *part)
1478 {
1479    if (!it->itc->func.label_get) return NULL;
1480    return edje_object_part_text_get(VIEW(it), part);
1481 }
1482
1483 static Elm_Gengrid_Item *
1484 _item_new(Widget_Data                  *wd,
1485              const Elm_Gengrid_Item_Class *itc,
1486              const void                   *data,
1487              Evas_Smart_Cb                 func,
1488              const void                   *func_data)
1489 {
1490    Elm_Gengrid_Item *it;
1491
1492    it = elm_widget_item_new(wd->self, Elm_Gengrid_Item);
1493    if (!it) return NULL;
1494    wd->count++;
1495    it->wd = wd;
1496    it->itc = itc;
1497    it->base.data = data;
1498    it->func.func = func;
1499    it->func.data = func_data;
1500    it->mouse_cursor = NULL;
1501    it->is_group = !strcmp(it->itc->item_style, "group_index");
1502    elm_widget_item_text_get_hook_set(it, _item_label_hook);
1503
1504    return it;
1505 }
1506
1507 static void
1508 _item_del(Elm_Gengrid_Item *it)
1509 {
1510    elm_widget_item_pre_notify_del(it);
1511    if (it->selected)
1512      it->wd->selected = eina_list_remove(it->wd->selected, it);
1513    if (it->realized) _item_unrealize(it);
1514    if ((!it->delete_me) && (it->itc->func.del))
1515      it->itc->func.del((void *)it->base.data, it->wd->self);
1516    it->delete_me = EINA_TRUE;
1517    it->wd->items = eina_inlist_remove(it->wd->items, EINA_INLIST_GET(it));
1518    if (it->long_timer) ecore_timer_del(it->long_timer);
1519    if (it->tooltip.del_cb)
1520      it->tooltip.del_cb((void *)it->tooltip.data, WIDGET(it), it);
1521    it->wd->walking -= it->walking;
1522    it->wd->count--;
1523    if (it->is_group)
1524      it->wd->group_items = eina_list_remove(it->wd->group_items, it);
1525    if (it->wd->calc_job) ecore_job_del(it->wd->calc_job);
1526    it->wd->calc_job = ecore_job_add(_calc_job, it->wd);
1527    elm_widget_item_del(it);
1528 }
1529
1530 static void
1531 _item_select(Elm_Gengrid_Item *it)
1532 {
1533    if ((it->wd->no_select) || (it->delete_me)) return;
1534    if (it->selected)
1535      {
1536         if (it->wd->always_select) goto call;
1537         return;
1538      }
1539    it->selected = EINA_TRUE;
1540    it->wd->selected = eina_list_append(it->wd->selected, it);
1541 call:
1542    it->walking++;
1543    it->wd->walking++;
1544    if (it->func.func)
1545      it->func.func((void *)it->func.data, it->wd->self, it);
1546    if (!it->delete_me)
1547      evas_object_smart_callback_call(it->wd->self, SIG_SELECTED, it);
1548    it->walking--;
1549    it->wd->walking--;
1550    it->wd->last_selected_item = it;
1551    if ((it->wd->clear_me) && (!it->wd->walking))
1552      elm_gengrid_clear(WIDGET(it));
1553    else
1554      {
1555         if ((!it->walking) && (it->delete_me))
1556           if (!it->relcount) _item_del(it);
1557      }
1558 }
1559
1560 static void
1561 _item_unselect(Elm_Gengrid_Item *it)
1562 {
1563    if ((it->delete_me) || (!it->highlighted)) return;
1564    edje_object_signal_emit(VIEW(it), "elm,state,unselected", "elm");
1565    it->highlighted = EINA_FALSE;
1566    if (it->selected)
1567      {
1568         it->selected = EINA_FALSE;
1569         it->wd->selected = eina_list_remove(it->wd->selected, it);
1570         evas_object_smart_callback_call(it->wd->self, SIG_UNSELECTED, it);
1571      }
1572 }
1573
1574 static void
1575 _calc_job(void *data)
1576 {
1577    Widget_Data *wd = data;
1578    Evas_Coord minw = 0, minh = 0, nmax = 0, cvw, cvh;
1579    Elm_Gengrid_Item *it, *group_item = NULL;
1580    int count_group = 0;
1581    long count = 0;
1582    wd->items_lost = 0;
1583
1584    evas_object_geometry_get(wd->pan_smart, NULL, NULL, &cvw, &cvh);
1585    if ((cvw != 0) || (cvh != 0))
1586      {
1587         if ((wd->horizontal) && (wd->item_height > 0))
1588           nmax = cvh / wd->item_height;
1589         else if (wd->item_width > 0)
1590           nmax = cvw / wd->item_width;
1591
1592         if (nmax < 1)
1593           nmax = 1;
1594
1595         EINA_INLIST_FOREACH(wd->items, it)
1596           {
1597              if (it->prev_group != count_group)
1598                it->prev_group = count_group;
1599              if (it->is_group)
1600                {
1601                   count = count % nmax;
1602                   if (count)
1603                     wd->items_lost += nmax - count;
1604                   //printf("%d items and I lost %d\n", count, wd->items_lost);
1605                   count_group++;
1606                   if (count) count = 0;
1607                   group_item = it;
1608                }
1609              else
1610                {
1611                   if (it->parent != group_item)
1612                     it->parent = group_item;
1613                   count++;
1614                }
1615           }
1616         count = wd->count + wd->items_lost - count_group;
1617         if (wd->horizontal)
1618           {
1619              minw = (ceil(count / (float)nmax) * wd->item_width) + (count_group * wd->group_item_width);
1620              minh = nmax * wd->item_height;
1621           }
1622         else
1623           {
1624              minw = nmax * wd->item_width;
1625              minh = (ceil(count / (float)nmax) * wd->item_height) + (count_group * wd->group_item_height);
1626           }
1627
1628         if ((minw != wd->minw) || (minh != wd->minh))
1629           {
1630              wd->minh = minh;
1631              wd->minw = minw;
1632              evas_object_smart_callback_call(wd->pan_smart, "changed", NULL);
1633           }
1634
1635         wd->nmax = nmax;
1636         evas_object_smart_changed(wd->pan_smart);
1637      }
1638    wd->calc_job = NULL;
1639 }
1640
1641 static void
1642 _pan_add(Evas_Object *obj)
1643 {
1644    Pan *sd;
1645    Evas_Object_Smart_Clipped_Data *cd;
1646
1647    _pan_sc.add(obj);
1648    cd = evas_object_smart_data_get(obj);
1649    sd = ELM_NEW(Pan);
1650    if (!sd) return;
1651    sd->__clipped_data = *cd;
1652    free(cd);
1653    evas_object_smart_data_set(obj, sd);
1654 }
1655
1656 static void
1657 _pan_del(Evas_Object *obj)
1658 {
1659    Pan *sd = evas_object_smart_data_get(obj);
1660
1661    if (!sd) return;
1662    _pan_sc.del(obj);
1663 }
1664
1665 static void
1666 _pan_set(Evas_Object *obj,
1667          Evas_Coord   x,
1668          Evas_Coord   y)
1669 {
1670    Pan *sd = evas_object_smart_data_get(obj);
1671    if ((x == sd->wd->pan_x) && (y == sd->wd->pan_y)) return;
1672    sd->wd->pan_x = x;
1673    sd->wd->pan_y = y;
1674    evas_object_smart_changed(obj);
1675 }
1676
1677 static void
1678 _pan_get(Evas_Object *obj,
1679          Evas_Coord  *x,
1680          Evas_Coord  *y)
1681 {
1682    Pan *sd = evas_object_smart_data_get(obj);
1683    if (x) *x = sd->wd->pan_x;
1684    if (y) *y = sd->wd->pan_y;
1685 }
1686
1687 static void
1688 _pan_child_size_get(Evas_Object *obj,
1689                     Evas_Coord  *w,
1690                     Evas_Coord  *h)
1691 {
1692    Pan *sd = evas_object_smart_data_get(obj);
1693    if (w) *w = sd->wd->minw;
1694    if (h) *h = sd->wd->minh;
1695 }
1696
1697 static void
1698 _pan_max_get(Evas_Object *obj,
1699              Evas_Coord  *x,
1700              Evas_Coord  *y)
1701 {
1702    Pan *sd = evas_object_smart_data_get(obj);
1703    Evas_Coord ow, oh;
1704
1705    if (!sd) return;
1706    evas_object_geometry_get(obj, NULL, NULL, &ow, &oh);
1707    if (x)
1708      *x = (ow < sd->wd->minw) ? sd->wd->minw - ow : 0;
1709    if (y)
1710      *y = (oh < sd->wd->minh) ? sd->wd->minh - oh : 0;
1711 }
1712
1713 static void
1714 _pan_min_get(Evas_Object *obj,
1715              Evas_Coord  *x,
1716              Evas_Coord  *y)
1717 {
1718    Pan *sd = evas_object_smart_data_get(obj);
1719    Evas_Coord mx, my;
1720
1721    if (!sd) return;
1722    _pan_max_get(obj, &mx, &my);
1723    if (x)
1724      *x = -mx * sd->wd->align_x;
1725    if (y)
1726      *y = -my * sd->wd->align_y;
1727 }
1728
1729 static void
1730 _pan_resize(Evas_Object *obj,
1731             Evas_Coord   w,
1732             Evas_Coord   h)
1733 {
1734    Pan *sd = evas_object_smart_data_get(obj);
1735    Evas_Coord ow, oh;
1736
1737    evas_object_geometry_get(obj, NULL, NULL, &ow, &oh);
1738    if ((ow == w) && (oh == h)) return;
1739    if (sd->wd->calc_job) ecore_job_del(sd->wd->calc_job);
1740    sd->wd->calc_job = ecore_job_add(_calc_job, sd->wd);
1741 }
1742
1743 static void
1744 _pan_calculate(Evas_Object *obj)
1745 {
1746    Pan *sd = evas_object_smart_data_get(obj);
1747    Evas_Coord cx = 0, cy = 0;
1748    Elm_Gengrid_Item *it;
1749
1750    if (!sd) return;
1751    if (!sd->wd->nmax) return;
1752
1753    sd->wd->reorder_item_changed = EINA_FALSE;
1754
1755    EINA_INLIST_FOREACH(sd->wd->items, it)
1756      {
1757         if (it->is_group)
1758           {
1759              if (sd->wd->horizontal)
1760                {
1761                   if (cy)
1762                     {
1763                        cx++;
1764                        cy = 0;
1765                     }
1766                }
1767              else
1768                {
1769                   if (cx)
1770                     {
1771                        cx = 0;
1772                        cy++;
1773                     }
1774                }
1775           }
1776         _item_place(it, cx, cy);
1777         if (sd->wd->reorder_item_changed) return;
1778         if (it->is_group)
1779           {
1780              if (sd->wd->horizontal)
1781                {
1782                   cx++;
1783                   cy = 0;
1784                }
1785              else
1786                {
1787                   cx = 0;
1788                   cy++;
1789                }
1790           }
1791         else
1792           {
1793              if (sd->wd->horizontal)
1794                {
1795                   cy = (cy + 1) % sd->wd->nmax;
1796                   if (!cy) cx++;
1797                }
1798              else
1799                {
1800                   cx = (cx + 1) % sd->wd->nmax;
1801                   if (!cx) cy++;
1802                }
1803           }
1804      }
1805    _group_item_place(sd);
1806
1807
1808    if ((sd->wd->reorder_mode) && (sd->wd->reorder_item))
1809      {
1810         if (!sd->wd->reorder_item_changed)
1811           {
1812              sd->wd->old_pan_x = sd->wd->pan_x;
1813              sd->wd->old_pan_y = sd->wd->pan_y;
1814           }
1815         sd->wd->move_effect_enabled = EINA_FALSE;
1816      }
1817    evas_object_smart_callback_call(sd->wd->self, SIG_CHANGED, NULL);
1818 }
1819
1820 static void
1821 _pan_move(Evas_Object *obj,
1822           Evas_Coord x __UNUSED__,
1823           Evas_Coord y __UNUSED__)
1824 {
1825    Pan *sd = evas_object_smart_data_get(obj);
1826    if (!sd) return;
1827    if (sd->wd->calc_job) ecore_job_del(sd->wd->calc_job);
1828    sd->wd->calc_job = ecore_job_add(_calc_job, sd->wd);
1829 }
1830
1831 static void
1832 _hold_on(void *data       __UNUSED__,
1833          Evas_Object     *obj,
1834          void *event_info __UNUSED__)
1835 {
1836    Widget_Data *wd = elm_widget_data_get(obj);
1837    if (!wd) return;
1838    elm_smart_scroller_hold_set(wd->scr, 1);
1839 }
1840
1841 static void
1842 _hold_off(void *data       __UNUSED__,
1843           Evas_Object     *obj,
1844           void *event_info __UNUSED__)
1845 {
1846    Widget_Data *wd = elm_widget_data_get(obj);
1847    if (!wd) return;
1848    elm_smart_scroller_hold_set(wd->scr, 0);
1849 }
1850
1851 static void
1852 _freeze_on(void *data       __UNUSED__,
1853            Evas_Object     *obj,
1854            void *event_info __UNUSED__)
1855 {
1856    Widget_Data *wd = elm_widget_data_get(obj);
1857    if (!wd) return;
1858    elm_smart_scroller_freeze_set(wd->scr, 1);
1859 }
1860
1861 static void
1862 _freeze_off(void *data       __UNUSED__,
1863             Evas_Object     *obj,
1864             void *event_info __UNUSED__)
1865 {
1866    Widget_Data *wd = elm_widget_data_get(obj);
1867    if (!wd) return;
1868    elm_smart_scroller_freeze_set(wd->scr, 0);
1869 }
1870
1871 static void
1872 _scr_anim_start(void        *data,
1873                 Evas_Object *obj __UNUSED__,
1874                 void        *event_info __UNUSED__)
1875 {
1876    evas_object_smart_callback_call(data, SIG_SCROLL_ANIM_START, NULL);
1877 }
1878
1879 static void
1880 _scr_anim_stop(void        *data,
1881                 Evas_Object *obj __UNUSED__,
1882                 void        *event_info __UNUSED__)
1883 {
1884    evas_object_smart_callback_call(data, SIG_SCROLL_ANIM_STOP, NULL);
1885 }
1886
1887 static void
1888 _scr_drag_start(void            *data,
1889                 Evas_Object *obj __UNUSED__,
1890                 void *event_info __UNUSED__)
1891 {
1892    evas_object_smart_callback_call(data, SIG_SCROLL_DRAG_START, NULL);
1893 }
1894
1895 static void
1896 _scr_drag_stop(void            *data,
1897                Evas_Object *obj __UNUSED__,
1898                void *event_info __UNUSED__)
1899 {
1900    evas_object_smart_callback_call(data, SIG_SCROLL_DRAG_STOP, NULL);
1901 }
1902
1903 static void
1904 _edge_left(void        *data,
1905            Evas_Object *scr __UNUSED__,
1906            void        *event_info __UNUSED__)
1907 {
1908    evas_object_smart_callback_call(data, SIG_SCROLL_EDGE_LEFT, NULL);
1909    evas_object_smart_callback_call(data, SIG_EDGE_LEFT, NULL);
1910 }
1911
1912 static void
1913 _edge_right(void        *data,
1914             Evas_Object *scr __UNUSED__,
1915             void        *event_info __UNUSED__)
1916 {
1917    evas_object_smart_callback_call(data, SIG_SCROLL_EDGE_RIGHT, NULL);
1918    evas_object_smart_callback_call(data, SIG_EDGE_RIGHT, NULL);
1919 }
1920
1921 static void
1922 _edge_top(void        *data,
1923           Evas_Object *scr __UNUSED__,
1924           void        *event_info __UNUSED__)
1925 {
1926    evas_object_smart_callback_call(data, SIG_SCROLL_EDGE_TOP, NULL);
1927    evas_object_smart_callback_call(data, SIG_EDGE_TOP, NULL);
1928 }
1929
1930 static void
1931 _edge_bottom(void        *data,
1932              Evas_Object *scr __UNUSED__,
1933              void        *event_info __UNUSED__)
1934 {
1935    evas_object_smart_callback_call(data, SIG_SCROLL_EDGE_BOTTOM, NULL);
1936    evas_object_smart_callback_call(data, SIG_EDGE_BOTTOM, NULL);
1937 }
1938
1939 static void
1940 _scr_scroll(void            *data,
1941             Evas_Object *obj __UNUSED__,
1942             void *event_info __UNUSED__)
1943 {
1944    evas_object_smart_callback_call(data, SIG_SCROLL, NULL);
1945 }
1946
1947 static int
1948 _elm_gengrid_item_compare_data(const void *data, const void *data1)
1949 {
1950    const Elm_Gengrid_Item *it = data;
1951    const Elm_Gengrid_Item *item1 = data1;
1952
1953    return _elm_gengrid_item_compare_data_cb(it->base.data, item1->base.data);
1954 }
1955
1956 static int
1957 _elm_gengrid_item_compare(const void *data, const void *data1)
1958 {
1959    Elm_Gengrid_Item *it, *item1;
1960    it = ELM_GENGRID_ITEM_FROM_INLIST(data);
1961    item1 = ELM_GENGRID_ITEM_FROM_INLIST(data1);
1962    return _elm_gengrid_item_compare_cb(it, item1);
1963 }
1964
1965 EAPI Evas_Object *
1966 elm_gengrid_add(Evas_Object *parent)
1967 {
1968    Evas_Object *obj;
1969    Evas *e;
1970    Widget_Data *wd;
1971    static Evas_Smart *smart = NULL;
1972    Eina_Bool bounce = _elm_config->thumbscroll_bounce_enable;
1973
1974    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
1975
1976    ELM_SET_WIDTYPE(widtype, "gengrid");
1977    elm_widget_type_set(obj, "gengrid");
1978    elm_widget_sub_object_add(parent, obj);
1979    elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
1980    elm_widget_data_set(obj, wd);
1981    elm_widget_del_hook_set(obj, _del_hook);
1982    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
1983    elm_widget_theme_hook_set(obj, _theme_hook);
1984    elm_widget_signal_emit_hook_set(obj, _signal_emit_hook);
1985    elm_widget_can_focus_set(obj, EINA_TRUE);
1986    elm_widget_signal_callback_add_hook_set(obj, _signal_callback_add_hook);
1987    elm_widget_signal_callback_del_hook_set(obj, _signal_callback_del_hook);
1988    elm_widget_event_hook_set(obj, _event_hook);
1989
1990    wd->scr = elm_smart_scroller_add(e);
1991    elm_smart_scroller_widget_set(wd->scr, obj);
1992    elm_smart_scroller_object_theme_set(obj, wd->scr, "gengrid", "base",
1993                                        "default");
1994    elm_widget_resize_object_set(obj, wd->scr);
1995
1996    evas_object_smart_callback_add(wd->scr, "animate,start", _scr_anim_start, obj);
1997    evas_object_smart_callback_add(wd->scr, "animate,stop", _scr_anim_stop, obj);
1998    evas_object_smart_callback_add(wd->scr, "drag,start", _scr_drag_start, obj);
1999    evas_object_smart_callback_add(wd->scr, "drag,stop", _scr_drag_stop, obj);
2000    evas_object_smart_callback_add(wd->scr, "edge,left", _edge_left, obj);
2001    evas_object_smart_callback_add(wd->scr, "edge,right", _edge_right, obj);
2002    evas_object_smart_callback_add(wd->scr, "edge,top", _edge_top, obj);
2003    evas_object_smart_callback_add(wd->scr, "edge,bottom", _edge_bottom,
2004                                   obj);
2005    evas_object_smart_callback_add(wd->scr, "scroll", _scr_scroll, obj);
2006
2007    elm_smart_scroller_bounce_allow_set(wd->scr, bounce, bounce);
2008
2009    wd->self = obj;
2010    wd->align_x = 0.5;
2011    wd->align_y = 0.5;
2012    wd->h_bounce = bounce;
2013    wd->v_bounce = bounce;
2014    wd->no_select = EINA_FALSE;
2015
2016    evas_object_smart_callback_add(obj, "scroll-hold-on", _hold_on, obj);
2017    evas_object_smart_callback_add(obj, "scroll-hold-off", _hold_off, obj);
2018    evas_object_smart_callback_add(obj, "scroll-freeze-on", _freeze_on, obj);
2019    evas_object_smart_callback_add(obj, "scroll-freeze-off", _freeze_off, obj);
2020
2021    evas_object_smart_callbacks_descriptions_set(obj, _signals);
2022
2023    if (!smart)
2024      {
2025         static Evas_Smart_Class sc;
2026
2027         evas_object_smart_clipped_smart_set(&_pan_sc);
2028         sc = _pan_sc;
2029         sc.name = "elm_gengrid_pan";
2030         sc.version = EVAS_SMART_CLASS_VERSION;
2031         sc.add = _pan_add;
2032         sc.del = _pan_del;
2033         sc.resize = _pan_resize;
2034         sc.move = _pan_move;
2035         sc.calculate = _pan_calculate;
2036         smart = evas_smart_class_new(&sc);
2037      }
2038    if (smart)
2039      {
2040         wd->pan_smart = evas_object_smart_add(e, smart);
2041         wd->pan = evas_object_smart_data_get(wd->pan_smart);
2042         wd->pan->wd = wd;
2043      }
2044
2045    elm_smart_scroller_extern_pan_set(wd->scr, wd->pan_smart,
2046                                      _pan_set, _pan_get, _pan_max_get,
2047                                      _pan_min_get, _pan_child_size_get);
2048
2049    _mirrored_set(obj, elm_widget_mirrored_get(obj));
2050    return obj;
2051 }
2052
2053 EAPI void
2054 elm_gengrid_item_size_set(Evas_Object *obj,
2055                           Evas_Coord   w,
2056                           Evas_Coord   h)
2057 {
2058    ELM_CHECK_WIDTYPE(obj, widtype);
2059    Widget_Data *wd = elm_widget_data_get(obj);
2060    if (!wd) return;
2061    if ((wd->item_width == w) && (wd->item_height == h)) return;
2062    wd->item_width = w;
2063    wd->item_height = h;
2064    if (wd->calc_job) ecore_job_del(wd->calc_job);
2065    wd->calc_job = ecore_job_add(_calc_job, wd);
2066 }
2067
2068 EAPI void
2069 elm_gengrid_item_size_get(const Evas_Object *obj,
2070                           Evas_Coord        *w,
2071                           Evas_Coord        *h)
2072 {
2073    ELM_CHECK_WIDTYPE(obj, widtype);
2074    Widget_Data *wd = elm_widget_data_get(obj);
2075    if (!wd) return;
2076    if (w) *w = wd->item_width;
2077    if (h) *h = wd->item_height;
2078 }
2079
2080 EAPI void
2081 elm_gengrid_group_item_size_set(Evas_Object *obj,
2082                           Evas_Coord   w,
2083                           Evas_Coord   h)
2084 {
2085    ELM_CHECK_WIDTYPE(obj, widtype);
2086    Widget_Data *wd = elm_widget_data_get(obj);
2087    if (!wd) return;
2088    if ((wd->group_item_width == w) && (wd->group_item_height == h)) return;
2089    wd->group_item_width = w;
2090    wd->group_item_height = h;
2091    if (wd->calc_job) ecore_job_del(wd->calc_job);
2092    wd->calc_job = ecore_job_add(_calc_job, wd);
2093 }
2094
2095 EAPI void
2096 elm_gengrid_group_item_size_get(const Evas_Object *obj,
2097                           Evas_Coord        *w,
2098                           Evas_Coord        *h)
2099 {
2100    ELM_CHECK_WIDTYPE(obj, widtype);
2101    Widget_Data *wd = elm_widget_data_get(obj);
2102    if (!wd) return;
2103    if (w) *w = wd->group_item_width;
2104    if (h) *h = wd->group_item_height;
2105 }
2106
2107 EAPI void
2108 elm_gengrid_align_set(Evas_Object *obj,
2109                       double       align_x,
2110                       double       align_y)
2111 {
2112    ELM_CHECK_WIDTYPE(obj, widtype);
2113
2114    Widget_Data *wd = elm_widget_data_get(obj);
2115    double old_h = wd->align_x, old_y = wd->align_y;
2116
2117    if (align_x > 1.0)
2118      align_x = 1.0;
2119    else if (align_x < 0.0)
2120      align_x = 0.0;
2121    wd->align_x = align_x;
2122
2123    if (align_y > 1.0)
2124      align_y = 1.0;
2125    else if (align_y < 0.0)
2126      align_y = 0.0;
2127    wd->align_y = align_y;
2128
2129    if ((old_h != wd->align_x) || (old_y != wd->align_y))
2130      evas_object_smart_calculate(wd->pan_smart);
2131 }
2132
2133 EAPI void
2134 elm_gengrid_align_get(const Evas_Object *obj,
2135                       double            *align_x,
2136                       double            *align_y)
2137 {
2138    ELM_CHECK_WIDTYPE(obj, widtype);
2139    Widget_Data *wd = elm_widget_data_get(obj);
2140    if (align_x) *align_x = wd->align_x;
2141    if (align_y) *align_y = wd->align_y;
2142 }
2143
2144 EAPI Elm_Gengrid_Item *
2145 elm_gengrid_item_append(Evas_Object                  *obj,
2146                         const Elm_Gengrid_Item_Class *itc,
2147                         const void                   *data,
2148                         Evas_Smart_Cb                 func,
2149                         const void                   *func_data)
2150 {
2151    Elm_Gengrid_Item *it;
2152    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2153    Widget_Data *wd = elm_widget_data_get(obj);
2154    if (!wd) return NULL;
2155
2156    it = _item_new(wd, itc, data, func, func_data);
2157    if (!it) return NULL;
2158    wd->items = eina_inlist_append(wd->items, EINA_INLIST_GET(it));
2159
2160    if (it->is_group)
2161      wd->group_items = eina_list_prepend(wd->group_items, it);
2162
2163    if (wd->calc_job) ecore_job_del(wd->calc_job);
2164    wd->calc_job = ecore_job_add(_calc_job, wd);
2165
2166    return it;
2167 }
2168
2169 EAPI Elm_Gengrid_Item *
2170 elm_gengrid_item_prepend(Evas_Object                  *obj,
2171                          const Elm_Gengrid_Item_Class *itc,
2172                          const void                   *data,
2173                          Evas_Smart_Cb                 func,
2174                          const void                   *func_data)
2175 {
2176    Elm_Gengrid_Item *it;
2177    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2178    Widget_Data *wd = elm_widget_data_get(obj);
2179    if (!wd) return NULL;
2180
2181    it = _item_new(wd, itc, data, func, func_data);
2182    if (!it) return NULL;
2183    wd->items = eina_inlist_prepend(wd->items, EINA_INLIST_GET(it));
2184    if (it->is_group)
2185      wd->group_items = eina_list_append(wd->group_items, it);
2186
2187    if (wd->calc_job) ecore_job_del(wd->calc_job);
2188    wd->calc_job = ecore_job_add(_calc_job, wd);
2189
2190    return it;
2191 }
2192
2193 EAPI Elm_Gengrid_Item *
2194 elm_gengrid_item_insert_before(Evas_Object                  *obj,
2195                                const Elm_Gengrid_Item_Class *itc,
2196                                const void                   *data,
2197                                Elm_Gengrid_Item             *relative,
2198                                Evas_Smart_Cb                 func,
2199                                const void                   *func_data)
2200 {
2201    Elm_Gengrid_Item *it;
2202    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2203    EINA_SAFETY_ON_NULL_RETURN_VAL(relative, NULL);
2204    Widget_Data *wd = elm_widget_data_get(obj);
2205    if (!wd) return NULL;
2206
2207    it = _item_new(wd, itc, data, func, func_data);
2208    if (!it) return NULL;
2209    wd->items = eina_inlist_prepend_relative
2210       (wd->items, EINA_INLIST_GET(it), EINA_INLIST_GET(relative));
2211    if (it->is_group)
2212      wd->group_items = eina_list_append_relative(wd->group_items, it, relative->parent);
2213
2214    if (wd->calc_job) ecore_job_del(wd->calc_job);
2215    wd->calc_job = ecore_job_add(_calc_job, wd);
2216
2217    return it;
2218 }
2219
2220 EAPI Elm_Gengrid_Item *
2221 elm_gengrid_item_insert_after(Evas_Object                  *obj,
2222                               const Elm_Gengrid_Item_Class *itc,
2223                               const void                   *data,
2224                               Elm_Gengrid_Item             *relative,
2225                               Evas_Smart_Cb                 func,
2226                               const void                   *func_data)
2227 {
2228    Elm_Gengrid_Item *it;
2229    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2230    EINA_SAFETY_ON_NULL_RETURN_VAL(relative, NULL);
2231    Widget_Data *wd = elm_widget_data_get(obj);
2232    if (!wd) return NULL;
2233
2234    it = _item_new(wd, itc, data, func, func_data);
2235    if (!it) return NULL;
2236    wd->items = eina_inlist_append_relative
2237       (wd->items, EINA_INLIST_GET(it), EINA_INLIST_GET(relative));
2238    if (it->is_group)
2239      wd->group_items = eina_list_prepend_relative(wd->group_items, it, relative->parent);
2240
2241    if (wd->calc_job) ecore_job_del(wd->calc_job);
2242    wd->calc_job = ecore_job_add(_calc_job, wd);
2243
2244    return it;
2245 }
2246
2247 EAPI Elm_Gengrid_Item *
2248 elm_gengrid_item_direct_sorted_insert(Evas_Object                  *obj,
2249                                       const Elm_Gengrid_Item_Class *itc,
2250                                       const void                   *data,
2251                                       Eina_Compare_Cb               comp,
2252                                       Evas_Smart_Cb                 func,
2253                                       const void                   *func_data)
2254 {
2255    Elm_Gengrid_Item *it;
2256    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2257    Widget_Data *wd = elm_widget_data_get(obj);
2258    if (!wd) return NULL;
2259
2260    it = _item_new(wd, itc, data, func, func_data);
2261    if (!it) return NULL;
2262
2263    if (!wd->state)
2264      wd->state = eina_inlist_sorted_state_new();
2265
2266    _elm_gengrid_item_compare_cb = comp;
2267    wd->items = eina_inlist_sorted_state_insert(wd->items, EINA_INLIST_GET(it),
2268                                          _elm_gengrid_item_compare, wd->state);
2269    if (wd->calc_job) ecore_job_del(wd->calc_job);
2270    wd->calc_job = ecore_job_add(_calc_job, wd);
2271
2272    return it;
2273 }
2274
2275 EAPI Elm_Gengrid_Item *
2276 elm_gengrid_item_sorted_insert(Evas_Object                  *obj,
2277                                const Elm_Gengrid_Item_Class *itc,
2278                                const void                   *data,
2279                                Eina_Compare_Cb               comp,
2280                                Evas_Smart_Cb                 func,
2281                                const void                   *func_data)
2282 {
2283    _elm_gengrid_item_compare_data_cb = comp;
2284
2285    return elm_gengrid_item_direct_sorted_insert(obj, itc, data, _elm_gengrid_item_compare_data, func, func_data);
2286 }
2287
2288 EAPI void
2289 elm_gengrid_item_del(Elm_Gengrid_Item *it)
2290 {
2291    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2292    if ((it->relcount > 0) || (it->walking > 0))
2293      {
2294         it->delete_me = EINA_TRUE;
2295         elm_widget_item_pre_notify_del(it);
2296         if (it->selected)
2297           it->wd->selected = eina_list_remove(it->wd->selected, it);
2298         if (it->itc->func.del)
2299           it->itc->func.del((void *)it->base.data, it->wd->self);
2300         return;
2301      }
2302
2303    _item_del(it);
2304 }
2305
2306 EAPI void
2307 elm_gengrid_horizontal_set(Evas_Object *obj,
2308                            Eina_Bool    setting)
2309 {
2310    ELM_CHECK_WIDTYPE(obj, widtype);
2311    Widget_Data *wd = elm_widget_data_get(obj);
2312    if (!wd) return;
2313    if (setting == wd->horizontal) return;
2314    wd->horizontal = setting;
2315
2316    /* Update the items to conform to the new layout */
2317    if (wd->calc_job) ecore_job_del(wd->calc_job);
2318    wd->calc_job = ecore_job_add(_calc_job, wd);
2319 }
2320
2321 EAPI Eina_Bool
2322 elm_gengrid_horizontal_get(const Evas_Object *obj)
2323 {
2324    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2325    Widget_Data *wd = elm_widget_data_get(obj);
2326    if (!wd) return EINA_FALSE;
2327    return wd->horizontal;
2328 }
2329
2330 EAPI void
2331 elm_gengrid_clear(Evas_Object *obj)
2332 {
2333    ELM_CHECK_WIDTYPE(obj, widtype);
2334    Widget_Data *wd = elm_widget_data_get(obj);
2335    if (!wd) return;
2336
2337    if (wd->state)
2338      {
2339         eina_inlist_sorted_state_free(wd->state);
2340         wd->state = NULL;
2341      }
2342    if (wd->calc_job)
2343      {
2344         ecore_job_del(wd->calc_job);
2345         wd->calc_job = NULL;
2346      }
2347
2348    if (wd->walking > 0)
2349      {
2350         Elm_Gengrid_Item *it;
2351         wd->clear_me = 1;
2352         EINA_INLIST_FOREACH(wd->items, it)
2353            it->delete_me = 1;
2354         return;
2355      }
2356    wd->clear_me = 0;
2357    while (wd->items)
2358      {
2359         Elm_Gengrid_Item *it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
2360
2361         wd->items = eina_inlist_remove(wd->items, wd->items);
2362         elm_widget_item_pre_notify_del(it);
2363         if (it->realized) _item_unrealize(it);
2364         if (it->itc->func.del)
2365           it->itc->func.del((void *)it->base.data, wd->self);
2366         if (it->long_timer) ecore_timer_del(it->long_timer);
2367         elm_widget_item_del(it);
2368      }
2369
2370    if (wd->selected)
2371      {
2372         eina_list_free(wd->selected);
2373         wd->selected = NULL;
2374      }
2375
2376    wd->pan_x = 0;
2377    wd->pan_y = 0;
2378    wd->minw = 0;
2379    wd->minh = 0;
2380    wd->count = 0;
2381    evas_object_size_hint_min_set(wd->pan_smart, wd->minw, wd->minh);
2382    evas_object_smart_callback_call(wd->pan_smart, "changed", NULL);
2383 }
2384
2385 EAPI const Evas_Object *
2386 elm_gengrid_item_object_get(const Elm_Gengrid_Item *it)
2387 {
2388    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2389    return VIEW(it);
2390 }
2391
2392 EAPI void
2393 elm_gengrid_item_update(Elm_Gengrid_Item *it)
2394 {
2395    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2396    if (!it->realized) return;
2397    if (it->want_unrealize) return;
2398    _item_unrealize(it);
2399    _item_realize(it);
2400    _item_place(it, it->x, it->y);
2401 }
2402
2403 EAPI void *
2404 elm_gengrid_item_data_get(const Elm_Gengrid_Item *it)
2405 {
2406    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2407    return elm_widget_item_data_get(it);
2408 }
2409
2410 EAPI void
2411 elm_gengrid_item_data_set(Elm_Gengrid_Item *it,
2412                           const void       *data)
2413 {
2414    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2415    elm_widget_item_data_set(it, data);
2416 }
2417
2418 EAPI const Elm_Gengrid_Item_Class *
2419 elm_gengrid_item_item_class_get(const Elm_Gengrid_Item *it)
2420 {
2421    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2422    if (it->delete_me) return NULL;
2423    return it->itc;
2424 }
2425
2426 EAPI void
2427 elm_gengrid_item_item_class_set(Elm_Gengrid_Item *it,
2428                                 const Elm_Gengrid_Item_Class *itc)
2429 {
2430    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2431    EINA_SAFETY_ON_NULL_RETURN(itc);
2432    if (it->delete_me) return;
2433    it->itc = itc;
2434    elm_gengrid_item_update(it);
2435 }
2436
2437 EAPI void
2438 elm_gengrid_item_pos_get(const Elm_Gengrid_Item *it,
2439                          unsigned int           *x,
2440                          unsigned int           *y)
2441 {
2442    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2443    if (x) *x = it->x;
2444    if (y) *y = it->y;
2445 }
2446
2447 EAPI void
2448 elm_gengrid_multi_select_set(Evas_Object *obj,
2449                              Eina_Bool    multi)
2450 {
2451    ELM_CHECK_WIDTYPE(obj, widtype);
2452    Widget_Data *wd = elm_widget_data_get(obj);
2453    if (!wd) return;
2454    wd->multi = multi;
2455 }
2456
2457 EAPI Eina_Bool
2458 elm_gengrid_multi_select_get(const Evas_Object *obj)
2459 {
2460    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2461    Widget_Data *wd = elm_widget_data_get(obj);
2462    if (!wd) return EINA_FALSE;
2463    return wd->multi;
2464 }
2465
2466 EAPI Elm_Gengrid_Item *
2467 elm_gengrid_selected_item_get(const Evas_Object *obj)
2468 {
2469    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2470    Widget_Data *wd = elm_widget_data_get(obj);
2471    if (!wd) return NULL;
2472    if (wd->selected) return wd->selected->data;
2473    return NULL;
2474 }
2475
2476 EAPI const Eina_List *
2477 elm_gengrid_selected_items_get(const Evas_Object *obj)
2478 {
2479    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2480    Widget_Data *wd = elm_widget_data_get(obj);
2481    if (!wd) return NULL;
2482    return wd->selected;
2483 }
2484
2485 EAPI void
2486 elm_gengrid_item_selected_set(Elm_Gengrid_Item *it,
2487                               Eina_Bool         selected)
2488 {
2489    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2490    Widget_Data *wd = it->wd;
2491    if (!wd) return;
2492    if (it->delete_me) return;
2493    selected = !!selected;
2494    if (it->selected == selected) return;
2495
2496    if (selected)
2497      {
2498         if (!wd->multi)
2499           {
2500              while (wd->selected)
2501                _item_unselect(wd->selected->data);
2502           }
2503         _item_highlight(it);
2504         _item_select(it);
2505      }
2506    else
2507      _item_unselect(it);
2508 }
2509
2510 EAPI Eina_Bool
2511 elm_gengrid_item_selected_get(const Elm_Gengrid_Item *it)
2512 {
2513    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2514    return it->selected;
2515 }
2516
2517 EAPI void
2518 elm_gengrid_item_disabled_set(Elm_Gengrid_Item *it,
2519                               Eina_Bool         disabled)
2520 {
2521    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2522    if (it->disabled == disabled) return;
2523    if (it->delete_me) return;
2524    it->disabled = !!disabled;
2525    if (it->realized)
2526      {
2527         if (it->disabled)
2528           edje_object_signal_emit(VIEW(it), "elm,state,disabled", "elm");
2529         else
2530           edje_object_signal_emit(VIEW(it), "elm,state,enabled", "elm");
2531      }
2532 }
2533
2534 EAPI Eina_Bool
2535 elm_gengrid_item_disabled_get(const Elm_Gengrid_Item *it)
2536 {
2537    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2538    if (it->delete_me) return EINA_FALSE;
2539    return it->disabled;
2540 }
2541
2542 static Evas_Object *
2543 _elm_gengrid_item_label_create(void        *data,
2544                                Evas_Object *obj __UNUSED__,
2545                                Evas_Object *tooltip,
2546                                void *it   __UNUSED__)
2547 {
2548    Evas_Object *label = elm_label_add(tooltip);
2549    if (!label)
2550      return NULL;
2551    elm_object_style_set(label, "tooltip");
2552    elm_object_text_set(label, data);
2553    return label;
2554 }
2555
2556 static void
2557 _elm_gengrid_item_label_del_cb(void            *data,
2558                                Evas_Object *obj __UNUSED__,
2559                                void *event_info __UNUSED__)
2560 {
2561    eina_stringshare_del(data);
2562 }
2563
2564 EAPI void
2565 elm_gengrid_item_tooltip_text_set(Elm_Gengrid_Item *it,
2566                                   const char       *text)
2567 {
2568    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2569    text = eina_stringshare_add(text);
2570    elm_gengrid_item_tooltip_content_cb_set(it, _elm_gengrid_item_label_create,
2571                                            text,
2572                                            _elm_gengrid_item_label_del_cb);
2573 }
2574
2575 EAPI void
2576 elm_gengrid_item_tooltip_content_cb_set(Elm_Gengrid_Item           *it,
2577                                         Elm_Tooltip_Item_Content_Cb func,
2578                                         const void                 *data,
2579                                         Evas_Smart_Cb               del_cb)
2580 {
2581    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_GOTO(it, error);
2582
2583    if ((it->tooltip.content_cb == func) && (it->tooltip.data == data))
2584      return;
2585
2586    if (it->tooltip.del_cb)
2587      it->tooltip.del_cb((void *)it->tooltip.data,
2588                           WIDGET(it), it);
2589    it->tooltip.content_cb = func;
2590    it->tooltip.data = data;
2591    it->tooltip.del_cb = del_cb;
2592    if (VIEW(it))
2593      {
2594         elm_widget_item_tooltip_content_cb_set(it,
2595                                                it->tooltip.content_cb,
2596                                                it->tooltip.data, NULL);
2597         elm_widget_item_tooltip_style_set(it, it->tooltip.style);
2598         elm_widget_item_tooltip_size_restrict_disable(it, it->tooltip.free_size);
2599      }
2600
2601    return;
2602
2603 error:
2604    if (del_cb) del_cb((void *)data, NULL, NULL);
2605 }
2606
2607 EAPI void
2608 elm_gengrid_item_tooltip_unset(Elm_Gengrid_Item *it)
2609 {
2610    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2611    if ((VIEW(it)) && (it->tooltip.content_cb))
2612      elm_widget_item_tooltip_unset(it);
2613
2614    if (it->tooltip.del_cb)
2615      it->tooltip.del_cb((void *)it->tooltip.data, WIDGET(it), it);
2616    it->tooltip.del_cb = NULL;
2617    it->tooltip.content_cb = NULL;
2618    it->tooltip.data = NULL;
2619    it->tooltip.free_size = EINA_FALSE;
2620    if (it->tooltip.style)
2621      elm_gengrid_item_tooltip_style_set(it, NULL);
2622 }
2623
2624 EAPI void
2625 elm_gengrid_item_tooltip_style_set(Elm_Gengrid_Item *it,
2626                                    const char       *style)
2627 {
2628    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2629    eina_stringshare_replace(&it->tooltip.style, style);
2630    if (VIEW(it)) elm_widget_item_tooltip_style_set(it, style);
2631 }
2632
2633 EAPI const char *
2634 elm_gengrid_item_tooltip_style_get(const Elm_Gengrid_Item *it)
2635 {
2636    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2637    return it->tooltip.style;
2638 }
2639
2640 EAPI Eina_Bool
2641 elm_gengrid_item_tooltip_size_restrict_disable(Elm_Gengrid_Item *it, Eina_Bool disable)
2642 {
2643    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2644    it->tooltip.free_size = disable;
2645    if (VIEW(it)) return elm_widget_item_tooltip_size_restrict_disable(it, disable);
2646    return EINA_TRUE;
2647 }
2648
2649 EAPI Eina_Bool
2650 elm_gengrid_item_tooltip_size_restrict_disabled_get(const Elm_Gengrid_Item *it)
2651 {
2652    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2653    return it->tooltip.free_size;
2654 }
2655
2656 EAPI void
2657 elm_gengrid_item_cursor_set(Elm_Gengrid_Item *it,
2658                             const char       *cursor)
2659 {
2660    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2661    eina_stringshare_replace(&it->mouse_cursor, cursor);
2662    if (VIEW(it)) elm_widget_item_cursor_set(it, cursor);
2663 }
2664
2665 EAPI const char *
2666 elm_gengrid_item_cursor_get(const Elm_Gengrid_Item *it)
2667 {
2668    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2669    return elm_widget_item_cursor_get(it);
2670 }
2671
2672 EAPI void
2673 elm_gengrid_item_cursor_unset(Elm_Gengrid_Item *it)
2674 {
2675    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2676    if (!it->mouse_cursor)
2677      return;
2678
2679    if (VIEW(it))
2680      elm_widget_item_cursor_unset(it);
2681
2682    eina_stringshare_del(it->mouse_cursor);
2683    it->mouse_cursor = NULL;
2684 }
2685
2686 EAPI void
2687 elm_gengrid_item_cursor_style_set(Elm_Gengrid_Item *it,
2688                                   const char       *style)
2689 {
2690    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2691    elm_widget_item_cursor_style_set(it, style);
2692 }
2693
2694 EAPI const char *
2695 elm_gengrid_item_cursor_style_get(const Elm_Gengrid_Item *it)
2696 {
2697    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2698    return elm_widget_item_cursor_style_get(it);
2699 }
2700
2701 EAPI void
2702 elm_gengrid_item_cursor_engine_only_set(Elm_Gengrid_Item *it,
2703                                         Eina_Bool         engine_only)
2704 {
2705    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2706    elm_widget_item_cursor_engine_only_set(it, engine_only);
2707 }
2708
2709 EAPI Eina_Bool
2710 elm_gengrid_item_cursor_engine_only_get(const Elm_Gengrid_Item *it)
2711 {
2712    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, EINA_FALSE);
2713    return elm_widget_item_cursor_engine_only_get(it);
2714 }
2715
2716 EAPI void
2717 elm_gengrid_reorder_mode_set(Evas_Object *obj,
2718                              Eina_Bool    reorder_mode)
2719 {
2720    ELM_CHECK_WIDTYPE(obj, widtype);
2721    Widget_Data *wd = elm_widget_data_get(obj);
2722    if (!wd) return;
2723    wd->reorder_mode = reorder_mode;
2724 }
2725
2726 EAPI Eina_Bool
2727 elm_gengrid_reorder_mode_get(const Evas_Object *obj)
2728 {
2729    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2730    Widget_Data *wd = elm_widget_data_get(obj);
2731    if (!wd) return EINA_FALSE;
2732    return wd->reorder_mode;
2733 }
2734
2735 EAPI void
2736 elm_gengrid_always_select_mode_set(Evas_Object *obj,
2737                                    Eina_Bool    always_select)
2738 {
2739    ELM_CHECK_WIDTYPE(obj, widtype);
2740    Widget_Data *wd = elm_widget_data_get(obj);
2741    if (!wd) return;
2742    wd->always_select = always_select;
2743 }
2744
2745 EAPI Eina_Bool
2746 elm_gengrid_always_select_mode_get(const Evas_Object *obj)
2747 {
2748    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2749    Widget_Data *wd = elm_widget_data_get(obj);
2750    if (!wd) return EINA_FALSE;
2751    return wd->always_select;
2752 }
2753
2754 EAPI void
2755 elm_gengrid_no_select_mode_set(Evas_Object *obj,
2756                                Eina_Bool    no_select)
2757 {
2758    ELM_CHECK_WIDTYPE(obj, widtype);
2759    Widget_Data *wd = elm_widget_data_get(obj);
2760    if (!wd) return;
2761    wd->no_select = no_select;
2762 }
2763
2764 EAPI Eina_Bool
2765 elm_gengrid_no_select_mode_get(const Evas_Object *obj)
2766 {
2767    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
2768    Widget_Data *wd = elm_widget_data_get(obj);
2769    if (!wd) return EINA_FALSE;
2770    return wd->no_select;
2771 }
2772
2773 EAPI void
2774 elm_gengrid_bounce_set(Evas_Object *obj,
2775                        Eina_Bool    h_bounce,
2776                        Eina_Bool    v_bounce)
2777 {
2778    ELM_CHECK_WIDTYPE(obj, widtype);
2779    Widget_Data *wd = elm_widget_data_get(obj);
2780    if (!wd) return;
2781    elm_smart_scroller_bounce_allow_set(wd->scr, h_bounce, v_bounce);
2782    wd->h_bounce = h_bounce;
2783    wd->v_bounce = v_bounce;
2784 }
2785
2786 EAPI void
2787 elm_gengrid_bounce_get(const Evas_Object *obj,
2788                        Eina_Bool         *h_bounce,
2789                        Eina_Bool         *v_bounce)
2790 {
2791    ELM_CHECK_WIDTYPE(obj, widtype);
2792    Widget_Data *wd = elm_widget_data_get(obj);
2793    if (!wd) return;
2794    if (h_bounce) *h_bounce = wd->h_bounce;
2795    if (v_bounce) *v_bounce = wd->v_bounce;
2796 }
2797
2798 EAPI void
2799 elm_gengrid_page_relative_set(Evas_Object *obj,
2800                               double       h_pagerel,
2801                               double       v_pagerel)
2802 {
2803    Evas_Coord pagesize_h;
2804    Evas_Coord pagesize_v;
2805
2806    ELM_CHECK_WIDTYPE(obj, widtype);
2807    Widget_Data *wd = elm_widget_data_get(obj);
2808    if (!wd) return;
2809
2810    elm_smart_scroller_paging_get(wd->scr, NULL, NULL, &pagesize_h, &pagesize_v);
2811    elm_smart_scroller_paging_set(wd->scr, h_pagerel, v_pagerel, pagesize_h,
2812                                  pagesize_v);
2813 }
2814
2815 EAPI void
2816 elm_gengrid_page_relative_get(const Evas_Object *obj, double *h_pagerel, double *v_pagerel)
2817 {
2818    ELM_CHECK_WIDTYPE(obj, widtype);
2819    Widget_Data *wd = elm_widget_data_get(obj);
2820    if (!wd) return;
2821
2822    elm_smart_scroller_paging_get(wd->scr, h_pagerel, v_pagerel, NULL, NULL);
2823 }
2824
2825 EAPI void
2826 elm_gengrid_page_size_set(Evas_Object *obj,
2827                           Evas_Coord   h_pagesize,
2828                           Evas_Coord   v_pagesize)
2829 {
2830    double pagerel_h;
2831    double pagerel_v;
2832
2833    ELM_CHECK_WIDTYPE(obj, widtype);
2834    Widget_Data *wd = elm_widget_data_get(obj);
2835    if (!wd) return;
2836    elm_smart_scroller_paging_get(wd->scr, &pagerel_h, &pagerel_v, NULL, NULL);
2837    elm_smart_scroller_paging_set(wd->scr, pagerel_h, pagerel_v, h_pagesize,
2838                                  v_pagesize);
2839 }
2840
2841 EAPI void
2842 elm_gengrid_current_page_get(const Evas_Object *obj, int *h_pagenumber, int *v_pagenumber)
2843 {
2844    ELM_CHECK_WIDTYPE(obj, widtype);
2845    Widget_Data *wd = elm_widget_data_get(obj);
2846    if (!wd) return;
2847    if (wd->scr)
2848      elm_smart_scroller_current_page_get(wd->scr, h_pagenumber, v_pagenumber);
2849 }
2850
2851 EAPI void
2852 elm_gengrid_last_page_get(const Evas_Object *obj, int *h_pagenumber, int *v_pagenumber)
2853 {
2854    ELM_CHECK_WIDTYPE(obj, widtype);
2855    Widget_Data *wd = elm_widget_data_get(obj);
2856    if (!wd) return;
2857    if (wd->scr)
2858      elm_smart_scroller_last_page_get(wd->scr, h_pagenumber, v_pagenumber);
2859 }
2860
2861 EAPI void
2862 elm_gengrid_page_show(const Evas_Object *obj, int h_pagenumber, int v_pagenumber)
2863 {
2864    ELM_CHECK_WIDTYPE(obj, widtype);
2865    Widget_Data *wd = elm_widget_data_get(obj);
2866    if (!wd) return;
2867    if (wd->scr)
2868      elm_smart_scroller_page_show(wd->scr, h_pagenumber, v_pagenumber);
2869 }
2870
2871 EAPI void
2872 elm_gengrid_page_bring_in(const Evas_Object *obj, int h_pagenumber, int v_pagenumber)
2873 {
2874    ELM_CHECK_WIDTYPE(obj, widtype);
2875    Widget_Data *wd = elm_widget_data_get(obj);
2876    if (!wd) return;
2877    if (wd->scr)
2878      elm_smart_scroller_page_bring_in(wd->scr, h_pagenumber, v_pagenumber);
2879 }
2880
2881 EAPI Elm_Gengrid_Item *
2882 elm_gengrid_first_item_get(const Evas_Object *obj)
2883 {
2884    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2885    Widget_Data *wd = elm_widget_data_get(obj);
2886    if (!wd) return NULL;
2887    if (!wd->items) return NULL;
2888    Elm_Gengrid_Item *it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items);
2889    while ((it) && (it->delete_me))
2890      it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
2891    return it;
2892 }
2893
2894 EAPI Elm_Gengrid_Item *
2895 elm_gengrid_last_item_get(const Evas_Object *obj)
2896 {
2897    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
2898    Widget_Data *wd = elm_widget_data_get(obj);
2899    if (!wd) return NULL;
2900    if (!wd->items) return NULL;
2901    Elm_Gengrid_Item *it = ELM_GENGRID_ITEM_FROM_INLIST(wd->items->last);
2902    while ((it) && (it->delete_me))
2903      it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->prev);
2904    return it;
2905 }
2906
2907 EAPI Elm_Gengrid_Item *
2908 elm_gengrid_item_next_get(const Elm_Gengrid_Item *it)
2909 {
2910    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2911    while (it)
2912      {
2913         it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->next);
2914         if ((it) && (!it->delete_me)) break;
2915      }
2916    return (Elm_Gengrid_Item *)it;
2917 }
2918
2919 EAPI Elm_Gengrid_Item *
2920 elm_gengrid_item_prev_get(const Elm_Gengrid_Item *it)
2921 {
2922    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2923    while (it)
2924      {
2925         it = ELM_GENGRID_ITEM_FROM_INLIST(EINA_INLIST_GET(it)->prev);
2926         if ((it) && (!it->delete_me)) break;
2927      }
2928    return (Elm_Gengrid_Item *)it;
2929 }
2930
2931 EAPI Evas_Object *
2932 elm_gengrid_item_gengrid_get(const Elm_Gengrid_Item *it)
2933 {
2934    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it, NULL);
2935    return WIDGET(it);
2936 }
2937
2938 EAPI void
2939 elm_gengrid_item_show(Elm_Gengrid_Item *it)
2940 {
2941    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2942    Widget_Data *wd = elm_widget_data_get(it->wd->self);
2943    Evas_Coord minx = 0, miny = 0;
2944
2945    if (!wd) return;
2946    if ((!it) || (it->delete_me)) return;
2947    _pan_min_get(wd->pan_smart, &minx, &miny);
2948
2949    if (wd->horizontal)
2950      elm_smart_scroller_region_bring_in(it->wd->scr,
2951                                         ((it->x - it->prev_group) * wd->item_width) + (it->prev_group * it->wd->group_item_width) + minx,
2952                                         it->y * wd->item_height + miny,
2953                                         it->wd->item_width,
2954                                         it->wd->item_height);
2955    else
2956      elm_smart_scroller_region_bring_in(it->wd->scr,
2957                                         it->x * wd->item_width + minx,
2958                                         ((it->y - it->prev_group)* wd->item_height) + (it->prev_group * it->wd->group_item_height) + miny,
2959                                         it->wd->item_width,
2960                                         it->wd->item_height);
2961 }
2962
2963 EAPI void
2964 elm_gengrid_item_bring_in(Elm_Gengrid_Item *it)
2965 {
2966    ELM_WIDGET_ITEM_WIDTYPE_CHECK_OR_RETURN(it);
2967    if (it->delete_me) return;
2968
2969    Evas_Coord minx = 0, miny = 0;
2970    Widget_Data *wd = elm_widget_data_get(it->wd->self);
2971    if (!wd) return;
2972    _pan_min_get(wd->pan_smart, &minx, &miny);
2973
2974    if (wd->horizontal)
2975      elm_smart_scroller_region_bring_in(it->wd->scr,
2976                                         ((it->x - it->prev_group) * wd->item_width) + (it->prev_group * it->wd->group_item_width) + minx,
2977                                         it->y * wd->item_height + miny,
2978                                         it->wd->item_width,
2979                                         it->wd->item_height);
2980    else
2981      elm_smart_scroller_region_bring_in(it->wd->scr,
2982                                         it->x * wd->item_width + minx,
2983                                         ((it->y - it->prev_group)* wd->item_height) + (it->prev_group * it->wd->group_item_height) + miny,
2984                                         it->wd->item_width,
2985                                         it->wd->item_height);
2986 }