src/lib/elm_scroller.c

   1 #ifdef HAVE_CONFIG_H
   2 # include "elementary_config.h"
   3 #endif
   4
   5 #define ELM_INTERFACE_ATSPI_ACCESSIBLE_PROTECTED
   6 #define ELM_INTERFACE_ATSPI_WIDGET_ACTION_PROTECTED
   7
   8 #include <Elementary.h>
   9
  10 #include "elm_priv.h"
  11 #include "elm_interface_scrollable.h"
  12 #include "elm_widget_layout.h"
  13 #include "elm_widget_scroller.h"
  14
  15 #define MY_CLASS ELM_SCROLLER_CLASS
  16
  17 #define MY_CLASS_NAME "Elm_Scroller"
  18 #define MY_CLASS_NAME_LEGACY "elm_scroller"
  19
  20 #define ELM_PRIV_SCROLLER_SIGNALS(cmd) \
  21    cmd(SIG_SCROLL, "scroll", "") \
  22    cmd(SIG_SCROLL_LEFT, "scroll,left", "") \
  23    cmd(SIG_SCROLL_RIGHT, "scroll,right", "") \
  24    cmd(SIG_SCROLL_UP, "scroll,up", "") \
  25    cmd(SIG_SCROLL_DOWN, "scroll,down", "") \
  26    cmd(SIG_SCROLL_ANIM_START, "scroll,anim,start", "") \
  27    cmd(SIG_SCROLL_ANIM_STOP, "scroll,anim,stop", "") \
  28    cmd(SIG_SCROLL_DRAG_START, "scroll,drag,start", "") \
  29    cmd(SIG_SCROLL_DRAG_STOP, "scroll,drag,stop", "") \
  30    cmd(SIG_EDGE_LEFT, "edge,left", "") \
  31    cmd(SIG_EDGE_RIGHT, "edge,right", "") \
  32    cmd(SIG_EDGE_TOP, "edge,top", "") \
  33    cmd(SIG_EDGE_BOTTOM, "edge,bottom", "") \
  34    cmd(SIG_VBAR_DRAG, "vbar,drag", "") \
  35    cmd(SIG_VBAR_PRESS, "vbar,press", "") \
  36    cmd(SIG_VBAR_UNPRESS, "vbar,unpress", "") \
  37    cmd(SIG_HBAR_DRAG, "hbar,drag", "") \
  38    cmd(SIG_HBAR_PRESS, "hbar,press", "") \
  39    cmd(SIG_HBAR_UNPRESS, "hbar,unpress", "") \
  40    cmd(SIG_SCROLL_PAGE_CHANGE, "scroll,page,changed", "") \
  41
  42 ELM_PRIV_SCROLLER_SIGNALS(ELM_PRIV_STATIC_VARIABLE_DECLARE);
  43
  44 static const Evas_Smart_Cb_Description _smart_callbacks[] = {
  45    ELM_PRIV_SCROLLER_SIGNALS(ELM_PRIV_SMART_CALLBACKS_DESC)
  46    {SIG_LAYOUT_FOCUSED, ""}, /**< handled by elm_layout */
  47    {SIG_LAYOUT_UNFOCUSED, ""}, /**< handled by elm_layout */
  48    {NULL, NULL}
  49 };
  50 #undef ELM_PRIV_SCROLLER_SIGNALS
  51
  52 static Eina_Bool _key_action_move(Evas_Object *obj, const char *params);
  53
  54 static const Elm_Action key_actions[] = {
  55    {"move", _key_action_move},
  56    {NULL, NULL}
  57 };
  58
  59 static void
  60 _elm_scroller_proxy_set(Evas_Object *obj, Elm_Scroller_Data *sd, Evas_Object *proxy)
  61 {
  62    Evas_Coord h_pagesize, v_pagesize;
  63    Evas_Coord cw, ch;
  64    Evas_Object *content = sd->content;
  65
  66    if (!content) return;
  67
  68    eo_do(obj, elm_interface_scrollable_paging_get(NULL, NULL, &h_pagesize, &v_pagesize));
  69    eo_do(obj, elm_interface_scrollable_content_size_get(&cw, &ch));
  70    /* Since Proxy has the texture size limitation problem, we set a key value
  71       for evas works in some hackish way to avoid this problem. This hackish
  72       code should be removed once evas supports a mechanism like a virtual
  73       texture. */
  74    evas_object_image_fill_set(proxy, 0, 0, cw, ch);
  75    evas_object_size_hint_min_set(proxy, h_pagesize, v_pagesize);
  76    evas_object_image_source_clip_set(proxy, EINA_FALSE);
  77    evas_object_image_source_set(proxy, content);
  78    evas_object_show(proxy);
  79 }
  80
  81 static Eina_Bool
  82 _key_action_move(Evas_Object *obj, const char *params)
  83 {
  84    ELM_SCROLLER_DATA_GET(obj, sd);
  85    const char *dir = params;
  86    Evas_Coord x = 0;
  87    Evas_Coord y = 0;
  88    Evas_Coord c_x = 0;
  89    Evas_Coord c_y = 0;
  90    Evas_Coord v_x = 0;
  91    Evas_Coord v_y = 0;
  92    Evas_Coord v_w = 0;
  93    Evas_Coord v_h = 0;
  94    Evas_Coord max_x = 0;
  95    Evas_Coord max_y = 0;
  96    Evas_Coord page_x = 0;
  97    Evas_Coord page_y = 0;
  98    Evas_Coord step_x = 0;
  99    Evas_Coord step_y = 0;
 100    Evas_Object *current_focus = NULL;
 101    Eina_List *can_focus_list = NULL;
 102    Evas_Object *new_focus = NULL;
 103    Elm_Object_Item *new_focus_item = NULL;
 104    Evas_Coord f_x = 0;
 105    Evas_Coord f_y = 0;
 106    Evas_Coord f_w = 0;
 107    Evas_Coord f_h = 0;
 108    Evas_Coord pagesize_h = 0, pagesize_v = 0;
 109    Evas_Coord pagenumber_h = 0, pagenumber_v = 0;
 110
 111    eo_do(obj,
 112          elm_interface_scrollable_content_pos_get(&x, &y),
 113          elm_interface_scrollable_step_size_get(&step_x, &step_y),
 114          elm_interface_scrollable_page_size_get(&page_x, &page_y),
 115          elm_interface_scrollable_content_viewport_geometry_get
 116          (&v_x, &v_y, &v_w, &v_h));
 117    evas_object_geometry_get(sd->content, &c_x, &c_y, &max_x, &max_y);
 118
 119    _elm_widget_focus_auto_show(obj);
 120
 121    current_focus = elm_widget_focused_object_get(obj);
 122    evas_object_geometry_get(current_focus, &f_x, &f_y, &f_w, &f_h);
 123    can_focus_list = elm_widget_can_focus_child_list_get(obj);
 124
 125    if ((current_focus == obj) ||
 126        ((!ELM_RECTS_INTERSECT
 127          (x, y, v_w, v_h, (f_x - c_x), (f_y - c_y), f_w, f_h)) &&
 128         ((!strcmp(dir, "left") && (f_x > v_x)) ||
 129         (!strcmp(dir, "right") && (f_x + f_w < v_x + v_w)) ||
 130         (!strcmp(dir, "up") && (f_y > v_y)) ||
 131         (!strcmp(dir, "down") && (f_y + f_h < v_y + v_h)))))
 132      {
 133         Eina_List *l;
 134         Evas_Object *cur;
 135         double weight = 0.0;
 136
 137         EINA_LIST_FOREACH(can_focus_list, l, cur)
 138           {
 139              double cur_weight = 0.0;
 140
 141              evas_object_geometry_get(cur, &f_x, &f_y, &f_w, &f_h);
 142              if (ELM_RECTS_INTERSECT
 143                  (x, y, v_w, v_h, (f_x - c_x), (f_y - c_y), f_w, f_h))
 144                {
 145                   if ((f_x - c_x) > x)
 146                     cur_weight += ((f_x - c_x) - x) * ((f_x - c_x) - x);
 147                   if ((f_y - c_y) > y)
 148                     cur_weight += ((f_y - c_y) - y) * ((f_y - c_y) - y);
 149                   if (cur_weight == 0.0)
 150                     {
 151                        elm_widget_focus_steal(cur, NULL);
 152                        eina_list_free(can_focus_list);
 153                        return EINA_TRUE;
 154                     }
 155                   cur_weight = 1.0 / cur_weight;
 156                   if (cur_weight > weight)
 157                     {
 158                        new_focus = cur;
 159                        weight = cur_weight;
 160                     }
 161                }
 162           }
 163         if (new_focus)
 164           {
 165              elm_widget_focus_steal(new_focus, NULL);
 166              eina_list_free(can_focus_list);
 167              return EINA_TRUE;
 168           }
 169      }
 170    else
 171      {
 172         Eina_Bool r = EINA_FALSE;
 173
 174         if (!strcmp(dir, "left"))
 175           r = elm_widget_focus_next_get(obj, ELM_FOCUS_LEFT, &new_focus, &new_focus_item);
 176         else if (!strcmp(dir, "right"))
 177           r = elm_widget_focus_next_get(obj, ELM_FOCUS_RIGHT, &new_focus, &new_focus_item);
 178         else if (!strcmp(dir, "up"))
 179           r = elm_widget_focus_next_get(obj, ELM_FOCUS_UP, &new_focus, &new_focus_item);
 180         else if (!strcmp(dir, "down"))
 181           r = elm_widget_focus_next_get(obj, ELM_FOCUS_DOWN, &new_focus, &new_focus_item);
 182
 183         if (r && new_focus)
 184           {
 185              elm_widget_focus_steal(new_focus, new_focus_item);
 186              eina_list_free(can_focus_list);
 187              return EINA_TRUE;
 188           }
 189      }
 190
 191    eina_list_free(can_focus_list);
 192
 193    eo_do(obj,
 194          elm_interface_scrollable_paging_get(NULL, NULL, &pagesize_h, &pagesize_v),
 195          elm_interface_scrollable_current_page_get(&pagenumber_h, &pagenumber_v));
 196
 197    if (!strcmp(dir, "left"))
 198      {
 199         if ((x <= 0) && (!sd->loop_h)) return EINA_FALSE;
 200         if (pagesize_h)
 201           {
 202              eo_do(obj, elm_interface_scrollable_page_bring_in(pagenumber_h - 1, pagenumber_v));
 203              return EINA_TRUE;
 204           }
 205         else
 206           x -= step_x;
 207      }
 208    else if (!strcmp(dir, "right"))
 209      {
 210         if ((x >= (max_x - v_w)) && (!sd->loop_h)) return EINA_FALSE;
 211         if (pagesize_h)
 212           {
 213              eo_do(obj, elm_interface_scrollable_page_bring_in(pagenumber_h + 1, pagenumber_v));
 214              return EINA_TRUE;
 215           }
 216         else
 217           x += step_x;
 218      }
 219    else if (!strcmp(dir, "up"))
 220      {
 221         if ((y <= 0) && (!sd->loop_v)) return EINA_FALSE;
 222         if (pagesize_h)
 223           {
 224              eo_do(obj, elm_interface_scrollable_page_bring_in(pagenumber_h, pagenumber_v - 1));
 225              return EINA_TRUE;
 226           }
 227         else
 228           y -= step_y;
 229      }
 230    else if (!strcmp(dir, "down"))
 231      {
 232         if ((y >= (max_y - v_h)) && (!sd->loop_v)) return EINA_FALSE;
 233         if (pagesize_h)
 234           {
 235              eo_do(obj, elm_interface_scrollable_page_bring_in(pagenumber_h, pagenumber_v + 1));
 236              return EINA_TRUE;
 237           }
 238         else
 239           y += step_y;
 240      }
 241    else if (!strcmp(dir, "first"))
 242      {
 243         y = 0;
 244      }
 245    else if (!strcmp(dir, "last"))
 246      {
 247         y = max_y - v_h;
 248      }
 249    else if (!strcmp(dir, "prior"))
 250      {
 251         if (pagesize_h)
 252           {
 253              eo_do(obj, elm_interface_scrollable_page_bring_in(pagenumber_h, pagenumber_v - 1));
 254              return EINA_TRUE;
 255           }
 256         else
 257           {
 258              if (page_y < 0)
 259                y -= -(page_y * v_h) / 100;
 260              else
 261                y -= page_y;
 262           }
 263      }
 264    else if (!strcmp(dir, "next"))
 265      {
 266         if (pagesize_h)
 267           {
 268              eo_do(obj, elm_interface_scrollable_page_bring_in(pagenumber_h, pagenumber_v + 1));
 269              return EINA_TRUE;
 270           }
 271         else
 272           {
 273              if (page_y < 0)
 274                y += -(page_y * v_h) / 100;
 275              else
 276                y += page_y;
 277           }
 278      }
 279    else return EINA_FALSE;
 280
 281    eo_do(obj, elm_interface_scrollable_content_region_show(x, y, v_w, v_h));
 282
 283    return EINA_TRUE;
 284 }
 285
 286 EOLIAN static Eina_Bool
 287 _elm_scroller_elm_widget_event(Eo *obj, Elm_Scroller_Data *sd EINA_UNUSED, Evas_Object *src, Evas_Callback_Type type, void *event_info)
 288 {
 289    (void) src;
 290    Evas_Event_Key_Down *ev = event_info;
 291
 292    if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
 293    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
 294
 295    if (!_elm_config_key_binding_call(obj, ev, key_actions))
 296      return EINA_FALSE;
 297
 298    ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 299    return EINA_TRUE;
 300 }
 301
 302 EOLIAN static Eina_Bool
 303 _elm_scroller_elm_widget_activate(Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED, Elm_Activate act)
 304 {
 305    Evas_Coord x = 0;
 306    Evas_Coord y = 0;
 307    Evas_Coord v_w = 0;
 308    Evas_Coord v_h = 0;
 309    Evas_Coord page_x = 0;
 310    Evas_Coord page_y = 0;
 311
 312    if (elm_widget_disabled_get(obj)) return EINA_FALSE;
 313    if (act == ELM_ACTIVATE_DEFAULT) return EINA_FALSE;
 314
 315    eo_do(obj,
 316          elm_interface_scrollable_content_pos_get(&x, &y),
 317          elm_interface_scrollable_page_size_get(&page_x, &page_y),
 318          elm_interface_scrollable_content_viewport_geometry_get
 319          (NULL, NULL, &v_w, &v_h));
 320
 321    if (act == ELM_ACTIVATE_UP)
 322      {
 323         if (page_y < 0)
 324           y -= -(page_y * v_h) / 100;
 325         else
 326           y -= page_y;
 327      }
 328    else if (act == ELM_ACTIVATE_DOWN)
 329      {
 330         if (page_y < 0)
 331           y += -(page_y * v_h) / 100;
 332         else
 333           y += page_y;
 334      }
 335    else if (act == ELM_ACTIVATE_LEFT)
 336      {
 337         if (page_x < 0)
 338           x -= -(page_x * v_w) / 100;
 339         else
 340           x -= page_x;
 341      }
 342    else if (act == ELM_ACTIVATE_RIGHT)
 343      {
 344         if (page_x < 0)
 345           x += -(page_x * v_w) / 100;
 346         else
 347           x += page_x;
 348      }
 349
 350    eo_do(obj, elm_interface_scrollable_content_pos_set(x, y, EINA_TRUE));
 351
 352    return EINA_TRUE;
 353 }
 354
 355 EOLIAN static void
 356 _elm_scroller_elm_layout_sizing_eval(Eo *obj, Elm_Scroller_Data *sd)
 357 {
 358    Evas_Coord vw = 0, vh = 0, minw = 0, minh = 0, maxw = 0, maxh = 0, w, h,
 359               vmw, vmh;
 360    Evas_Coord h_pagesize, v_pagesize;
 361    double xw = 0.0, yw = 0.0;
 362    int i;
 363
 364    ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
 365
 366    if (sd->content)
 367      {
 368         evas_object_size_hint_min_get(sd->content, &minw, &minh);
 369         evas_object_size_hint_max_get(sd->content, &maxw, &maxh);
 370         evas_object_size_hint_weight_get(sd->content, &xw, &yw);
 371      }
 372
 373    eo_do(obj, elm_interface_scrollable_content_viewport_geometry_get
 374          (NULL, NULL, &vw, &vh));
 375    if (xw > 0.0)
 376      {
 377         if ((minw > 0) && (vw < minw))
 378           vw = minw;
 379         else if ((maxw > 0) && (vw > maxw))
 380           vw = maxw;
 381      }
 382    else if (minw > 0)
 383      vw = minw;
 384
 385    if (yw > 0.0)
 386      {
 387         if ((minh > 0) && (vh < minh))
 388           vh = minh;
 389         else if ((maxh > 0) && (vh > maxh))
 390           vh = maxh;
 391      }
 392    else if (minh > 0)
 393      vh = minh;
 394
 395    if (sd->content) evas_object_resize(sd->content, vw, vh);
 396    if (sd->contents) evas_object_resize(sd->contents, vw, vh);
 397
 398    for (i = 0 ; i < 3 ; i++)
 399      {
 400         if (!sd->proxy_content[i]) continue;
 401         eo_do((Eo *)obj, elm_interface_scrollable_paging_get(NULL, NULL, &h_pagesize, &v_pagesize));
 402         evas_object_image_fill_set(sd->proxy_content[i], 0, 0, vw, vh);
 403         evas_object_size_hint_min_set(sd->proxy_content[i],
 404                                       h_pagesize, v_pagesize);
 405      }
 406
 407    w = -1;
 408    h = -1;
 409    vmw = vmh = 0;
 410    edje_object_size_min_calc(wd->resize_obj, &vmw, &vmh);
 411
 412    if (sd->min_w) w = vmw + minw;
 413    if (sd->min_h) h = vmh + minh;
 414
 415    evas_object_size_hint_max_get(obj, &maxw, &maxh);
 416    if ((maxw > 0) && (w > maxw)) w = maxw;
 417    if ((maxh > 0) && (h > maxh)) h = maxh;
 418
 419    evas_object_size_hint_min_set(obj, w, h);
 420 }
 421
 422 static void
 423 _mirrored_set(Evas_Object *obj,
 424               Eina_Bool mirrored)
 425 {
 426    eo_do(obj, elm_interface_scrollable_mirrored_set(mirrored));
 427 }
 428
 429 EOLIAN static Elm_Theme_Apply
 430 _elm_scroller_elm_widget_theme_apply(Eo *obj, Elm_Scroller_Data *sd EINA_UNUSED)
 431 {
 432    Elm_Theme_Apply int_ret = ELM_THEME_APPLY_FAILED;
 433    eo_do_super(obj, MY_CLASS, int_ret = elm_obj_widget_theme_apply());
 434    if (!int_ret) return ELM_THEME_APPLY_FAILED;
 435
 436    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 437
 438    elm_layout_sizing_eval(obj);
 439
 440    return int_ret;
 441 }
 442
 443 EOLIAN static Eina_Bool
 444 _elm_scroller_elm_widget_focus_next_manager_is(Eo *obj EINA_UNUSED, Elm_Scroller_Data *_pd EINA_UNUSED)
 445 {
 446    return EINA_TRUE;
 447 }
 448
 449 EOLIAN static Eina_Bool
 450 _elm_scroller_elm_widget_focus_next(Eo *obj EINA_UNUSED, Elm_Scroller_Data *sd, Elm_Focus_Direction dir, Evas_Object **next, Elm_Object_Item **next_item)
 451 {
 452    Evas_Object *cur;
 453
 454    if (!sd->content) return EINA_FALSE;
 455
 456    cur = sd->content;
 457
 458    /* access */
 459    if (_elm_config->access_mode)
 460      {
 461         if ((elm_widget_can_focus_get(cur)) ||
 462             (elm_widget_child_can_focus_get(cur)))
 463           {
 464              return elm_widget_focus_next_get(cur, dir, next, next_item);
 465           }
 466
 467         return EINA_FALSE;
 468      }
 469
 470    /* Try focus cycle in subitem */
 471    if ((elm_widget_can_focus_get(cur)) ||
 472        (elm_widget_child_can_focus_get(cur)))
 473      {
 474         Eina_Bool ret = EINA_FALSE;
 475
 476         ret =  elm_widget_focus_next_get(cur, dir, next, next_item);
 477         if (*next)
 478           {
 479              Evas_Coord x = 0, y = 0;
 480              Evas_Coord v_w = 0, v_h = 0;
 481              Evas_Coord c_x = 0, c_y = 0;
 482              Evas_Coord f_x = 0, f_y = 0, f_w = 0, f_h = 0;
 483              Evas_Coord l_x = 0, l_y = 0, l_w = 0, l_h = 0;
 484              Evas_Coord step_x = 0, step_y = 0;
 485
 486              eo_do(obj,
 487                    elm_interface_scrollable_content_pos_get(&x, &y),
 488                    elm_interface_scrollable_step_size_get(&step_x, &step_y),
 489                    elm_interface_scrollable_content_viewport_geometry_get
 490                    (NULL, NULL, &v_w, &v_h));
 491              evas_object_geometry_get(sd->content, &c_x, &c_y, NULL, NULL);
 492              evas_object_geometry_get(*next, &f_x, &f_y, &f_w, &f_h);
 493              l_x = f_x - c_x - step_x;
 494              l_y = f_y - c_y - step_y;
 495              l_w = f_w + (step_x * 2);
 496              l_h = f_h + (step_y * 2);
 497
 498              if (!ret || ELM_RECTS_INTERSECT(x, y, v_w, v_h, l_x, l_y, l_w, l_h))
 499                return ret;
 500           }
 501      }
 502
 503    if (!(elm_widget_can_focus_get(obj)) &&
 504        !(elm_widget_can_focus_get(cur)))
 505       return EINA_FALSE;
 506
 507    /* Return */
 508    *next = (Evas_Object *)obj;
 509
 510    return !elm_widget_focus_get(obj);
 511 }
 512
 513 EOLIAN static Eina_Bool
 514 _elm_scroller_elm_widget_focus_direction_manager_is(Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED)
 515 {
 516    if (!elm_widget_child_can_focus_get(obj))
 517      return EINA_FALSE;
 518
 519    return EINA_TRUE;
 520 }
 521
 522 EOLIAN static Eina_Bool
 523 _elm_scroller_elm_widget_focus_direction(Eo *obj, Elm_Scroller_Data *sd, const Evas_Object *base, double degree, Evas_Object **direction, Elm_Object_Item **direction_item, double *weight)
 524 {
 525    Evas_Object *cur;
 526
 527    if (!sd->content) return EINA_FALSE;
 528
 529    cur = sd->content;
 530
 531    /* access */
 532    if (_elm_config->access_mode)
 533      {
 534         if ((elm_widget_can_focus_get(cur)) ||
 535             (elm_widget_child_can_focus_get(cur)))
 536           {
 537              return elm_widget_focus_direction_get(cur, base, degree, direction, direction_item, weight);
 538           }
 539
 540         return EINA_FALSE;
 541      }
 542
 543    /* Try focus cycle in subitem */
 544    if ((elm_widget_can_focus_get(cur)) ||
 545        (elm_widget_child_can_focus_get(cur)))
 546      {
 547         Eina_Bool ret = EINA_FALSE;
 548         Evas_Coord x = 0, y = 0;
 549         Evas_Coord v_w = 0, v_h = 0;
 550         Evas_Coord c_x = 0, c_y = 0;
 551         Evas_Coord f_x = 0, f_y = 0, f_w = 0, f_h = 0;
 552         Evas_Coord l_x = 0, l_y = 0, l_w = 0, l_h = 0;
 553         Evas_Coord step_x = 0, step_y = 0;
 554
 555         ret = elm_widget_focus_direction_get(cur, base, degree, direction, direction_item, weight);
 556
 557         eo_do(obj,
 558               elm_interface_scrollable_content_pos_get(&x, &y),
 559               elm_interface_scrollable_step_size_get(&step_x, &step_y),
 560               elm_interface_scrollable_content_viewport_geometry_get
 561               (NULL, NULL, &v_w, &v_h));
 562         evas_object_geometry_get(sd->content, &c_x, &c_y, NULL, NULL);
 563         evas_object_geometry_get(*direction, &f_x, &f_y, &f_w, &f_h);
 564         l_x = f_x - c_x - step_x;
 565         l_y = f_y - c_y - step_y;
 566         l_w = f_w + (step_x * 2);
 567         l_h = f_h + (step_y * 2);
 568
 569         if (!ret || ELM_RECTS_INTERSECT(x, y, v_w, v_h, l_x, l_y, l_w, l_h))
 570           return ret;
 571      }
 572
 573    /* Return */
 574    *direction = (Evas_Object *)obj;
 575
 576    return !elm_widget_focus_get(obj);
 577 }
 578
 579 static void
 580 _show_region_hook(void *data,
 581                   Evas_Object *content_obj)
 582 {
 583    Evas_Coord x, y, w, h;
 584
 585    elm_widget_show_region_get(content_obj, &x, &y, &w, &h);
 586    eo_do(data, elm_interface_scrollable_content_region_show(x, y, w, h));
 587 }
 588
 589 static void
 590 _changed_size_hints_cb(void *data,
 591                        Evas *e EINA_UNUSED,
 592                        Evas_Object *obj EINA_UNUSED,
 593                        void *event_info EINA_UNUSED)
 594 {
 595    elm_layout_sizing_eval(data);
 596 }
 597
 598 EOLIAN static Eina_Bool
 599 _elm_scroller_elm_widget_sub_object_del(Eo *obj, Elm_Scroller_Data *sd, Evas_Object *sobj)
 600 {
 601    Eina_Bool int_ret = EINA_FALSE;
 602    eo_do_super(obj, MY_CLASS, int_ret = elm_obj_widget_sub_object_del(sobj));
 603    if (!int_ret) return EINA_FALSE;
 604
 605    if (sobj == sd->content)
 606      {
 607         if (elm_widget_is(sobj))
 608           elm_widget_on_show_region_hook_set(sd->content, NULL, NULL);
 609
 610         sd->content = NULL;
 611      }
 612
 613    return EINA_TRUE;
 614 }
 615
 616 static void
 617 _resize_cb(void *data,
 618            Evas *e EINA_UNUSED,
 619            Evas_Object *obj EINA_UNUSED,
 620            void *event_info EINA_UNUSED)
 621 {
 622    elm_layout_sizing_eval(data);
 623 }
 624
 625 static void
 626 _edge_left_cb(Evas_Object *obj,
 627               void *data EINA_UNUSED)
 628 {
 629    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_EDGE_LEFT, NULL));
 630 }
 631
 632 static void
 633 _edge_right_cb(Evas_Object *obj,
 634                void *data EINA_UNUSED)
 635 {
 636    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_EDGE_RIGHT, NULL));
 637 }
 638
 639 static void
 640 _edge_top_cb(Evas_Object *obj,
 641              void *data EINA_UNUSED)
 642 {
 643    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_EDGE_TOP, NULL));
 644 }
 645
 646 static void
 647 _edge_bottom_cb(Evas_Object *obj,
 648                 void *data EINA_UNUSED)
 649 {
 650    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_EDGE_BOTTOM, NULL));
 651 }
 652
 653 static void
 654 _scroll_cb(Evas_Object *obj,
 655            void *data EINA_UNUSED)
 656 {
 657    eo_do(obj, eo_event_callback_call
 658      (EVAS_SCROLLABLE_INTERFACE_EVENT_SCROLL, NULL));
 659 }
 660
 661 static void
 662 _scroll_left_cb(Evas_Object *obj,
 663            void *data EINA_UNUSED)
 664 {
 665    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_SCROLL_LEFT, NULL));
 666 }
 667
 668 static void
 669 _scroll_right_cb(Evas_Object *obj,
 670            void *data EINA_UNUSED)
 671 {
 672    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_SCROLL_RIGHT, NULL));
 673 }
 674
 675 static void
 676 _scroll_up_cb(Evas_Object *obj,
 677            void *data EINA_UNUSED)
 678 {
 679    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_SCROLL_UP, NULL));
 680 }
 681
 682 static void
 683 _scroll_down_cb(Evas_Object *obj,
 684            void *data EINA_UNUSED)
 685 {
 686    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_SCROLL_DOWN, NULL));
 687 }
 688
 689 static void
 690 _scroll_anim_start_cb(Evas_Object *obj,
 691                       void *data EINA_UNUSED)
 692 {
 693    eo_do(obj, eo_event_callback_call
 694      (EVAS_SCROLLABLE_INTERFACE_EVENT_SCROLL_ANIM_START, NULL));
 695 }
 696
 697 static void
 698 _scroll_anim_stop_cb(Evas_Object *obj,
 699                      void *data EINA_UNUSED)
 700 {
 701    eo_do(obj, eo_event_callback_call
 702      (EVAS_SCROLLABLE_INTERFACE_EVENT_SCROLL_ANIM_STOP, NULL));
 703    //TIZEN_ONLY: Let the screen-reader know when scroll animation ends
 704    if (_elm_atspi_enabled())
 705      {
 706         elm_interface_atspi_accessible_visible_data_changed_signal_emit(obj);
 707      }
 708    //
 709 }
 710
 711 static void
 712 _scroll_drag_start_cb(Evas_Object *obj,
 713                       void *data EINA_UNUSED)
 714 {
 715    eo_do(obj, eo_event_callback_call
 716      (EVAS_SCROLLABLE_INTERFACE_EVENT_SCROLL_DRAG_START, NULL));
 717 }
 718
 719 static void
 720 _scroll_drag_stop_cb(Evas_Object *obj,
 721                      void *data EINA_UNUSED)
 722 {
 723    eo_do(obj, eo_event_callback_call
 724      (EVAS_SCROLLABLE_INTERFACE_EVENT_SCROLL_DRAG_STOP, NULL));
 725    //TIZEN_ONLY: Let the screen-reader know when drag ends
 726    if (_elm_atspi_enabled())
 727      {
 728         elm_interface_atspi_accessible_visible_data_changed_signal_emit(obj);
 729      }
 730    //
 731 }
 732
 733 static void
 734 _vbar_drag_cb(Evas_Object *obj,
 735                 void *data EINA_UNUSED)
 736 {
 737    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_VBAR_DRAG, NULL));
 738 }
 739
 740 static void
 741 _vbar_press_cb(Evas_Object *obj,
 742                 void *data EINA_UNUSED)
 743 {
 744    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_VBAR_PRESS, NULL));
 745 }
 746
 747 static void
 748 _vbar_unpress_cb(Evas_Object *obj,
 749                 void *data EINA_UNUSED)
 750 {
 751    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_VBAR_UNPRESS, NULL));
 752 }
 753
 754 static void
 755 _hbar_drag_cb(Evas_Object *obj,
 756                 void *data EINA_UNUSED)
 757 {
 758    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_HBAR_DRAG, NULL));
 759 }
 760
 761 static void
 762 _hbar_press_cb(Evas_Object *obj,
 763                 void *data EINA_UNUSED)
 764 {
 765    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_HBAR_PRESS, NULL));
 766 }
 767
 768 static void
 769 _hbar_unpress_cb(Evas_Object *obj,
 770                 void *data EINA_UNUSED)
 771 {
 772    eo_do(obj, eo_event_callback_call(ELM_SCROLLER_EVENT_HBAR_UNPRESS, NULL));
 773 }
 774
 775 static void
 776 _page_change_cb(Evas_Object *obj,
 777                 void *data EINA_UNUSED)
 778 {
 779    eo_do(obj, eo_event_callback_call
 780      (ELM_SCROLLER_EVENT_SCROLL_PAGE_CHANGED, NULL));
 781 }
 782
 783 static void
 784 _loop_content_set(Evas_Object *obj, Elm_Scroller_Data *sd, Evas_Object *content)
 785 {
 786    if (!sd->contents)
 787      {
 788         sd->contents = elm_layout_add(obj);
 789         evas_object_smart_member_add(sd->contents, obj);
 790         if (!elm_layout_theme_set(sd->contents, "scroller", "contents", elm_widget_style_get(obj)))
 791           CRI("Failed to set layout!");
 792
 793         evas_object_size_hint_weight_set(sd->contents, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 794         evas_object_size_hint_align_set(sd->contents, EVAS_HINT_FILL, EVAS_HINT_FILL);
 795
 796         elm_widget_sub_object_add(obj, sd->contents);
 797         elm_widget_on_show_region_hook_set(sd->contents, _show_region_hook, obj);
 798         // TIZEN_ONLY(20161221): keep contents layout relative even if rtl is set
 799         elm_widget_mirrored_automatic_set(sd->contents, EINA_FALSE);
 800         elm_widget_mirrored_set(sd->contents, EINA_FALSE);
 801         // END
 802      }
 803    elm_object_part_content_set(sd->contents, "elm.swallow.content", content);
 804    sd->content = content;
 805
 806    if (sd->loop_h)
 807      {
 808        if (!sd->proxy_content[0])
 809           sd->proxy_content[0] =
 810              evas_object_image_add(evas_object_evas_get(sd->contents));
 811         _elm_scroller_proxy_set(obj, sd, sd->proxy_content[0]);
 812         elm_object_part_content_set(sd->contents, "elm.swallow.content_r",
 813                                     sd->proxy_content[0]);
 814      }
 815
 816    if (sd->loop_v)
 817      {
 818         if (!sd->proxy_content[1])
 819           sd->proxy_content[1] =
 820              evas_object_image_add(evas_object_evas_get(sd->contents));
 821         _elm_scroller_proxy_set(obj, sd, sd->proxy_content[1]);
 822         elm_object_part_content_set(sd->contents, "elm.swallow.content_b",
 823                                     sd->proxy_content[1]);
 824      }
 825
 826    if (sd->loop_h && sd->loop_v)
 827      {
 828         if (!sd->proxy_content[2])
 829           sd->proxy_content[2] =
 830              evas_object_image_add(evas_object_evas_get(sd->contents));
 831         _elm_scroller_proxy_set(obj, sd, sd->proxy_content[2]);
 832         elm_object_part_content_set(sd->contents, "elm.swallow.content_rb",
 833                                     sd->proxy_content[2]);
 834      }
 835 }
 836
 837 EOLIAN static Eina_Bool
 838 _elm_scroller_elm_container_content_set(Eo *obj, Elm_Scroller_Data *sd, const char *part, Evas_Object *content)
 839 {
 840    if (part && strcmp(part, "default"))
 841      {
 842         Eina_Bool int_ret = EINA_FALSE;
 843         eo_do_super(obj, MY_CLASS, int_ret = elm_obj_container_content_set(part, content));
 844         return int_ret;
 845      }
 846
 847    if (sd->content == content) return EINA_TRUE;
 848
 849    evas_object_del(sd->content);
 850    sd->content = content;
 851
 852    if (content)
 853      {
 854         if (elm_widget_is(content))
 855           elm_widget_on_show_region_hook_set(content, _show_region_hook, obj);
 856         elm_widget_sub_object_add(obj, content);
 857
 858         if (sd->loop_h || sd->loop_v)
 859           {
 860              _loop_content_set(obj, sd, content);
 861              if(sd->contents)
 862                content = sd->contents;
 863           }
 864         eo_do(obj, elm_interface_scrollable_content_set(content));
 865      }
 866    else
 867      {
 868         int i;
 869         for (i = 0; i < 3; i ++)
 870           {
 871              if (!sd->proxy_content[i]) continue;
 872              evas_object_del(sd->proxy_content[i]);
 873              sd->proxy_content[i] = NULL;
 874           }
 875      }
 876
 877    elm_layout_sizing_eval(obj);
 878
 879    return EINA_TRUE;
 880 }
 881
 882 EOLIAN static Evas_Object*
 883 _elm_scroller_elm_container_content_get(Eo *obj, Elm_Scroller_Data *sd, const char *part)
 884 {
 885    if (part && strcmp(part, "default"))
 886      {
 887         Evas_Object *ret = NULL;
 888         eo_do_super(obj, MY_CLASS, ret = elm_obj_container_content_get(part));
 889         return ret;
 890      }
 891
 892    return sd->content;
 893 }
 894
 895 EOLIAN static Evas_Object*
 896 _elm_scroller_elm_container_content_unset(Eo *obj, Elm_Scroller_Data *sd, const char *part)
 897 {
 898    Evas_Object *ret = NULL;
 899    if (part && strcmp(part, "default"))
 900      {
 901         eo_do_super(obj, MY_CLASS, ret = elm_obj_container_content_unset(part));
 902         return ret;
 903      }
 904
 905    if (!sd->content) return NULL;
 906
 907    ret = sd->content;
 908    if (sd->loop_h || sd->loop_v)
 909      _elm_widget_sub_object_redirect_to_top(obj, sd->contents);
 910    else
 911      _elm_widget_sub_object_redirect_to_top(obj, sd->content);
 912    eo_do(obj, elm_interface_scrollable_content_set(NULL));
 913    sd->content = NULL;
 914
 915    return ret;
 916 }
 917
 918 static void
 919 _elm_scroller_content_min_limit_cb(Evas_Object *obj,
 920                                    Eina_Bool w,
 921                                    Eina_Bool h)
 922 {
 923    ELM_SCROLLER_DATA_GET(obj, sd);
 924
 925    sd->min_w = !!w;
 926    sd->min_h = !!h;
 927
 928    elm_layout_sizing_eval(obj);
 929 }
 930
 931 static void
 932 _elm_scroller_content_viewport_resize_cb(Evas_Object *obj,
 933                                    Evas_Coord w EINA_UNUSED,
 934                                    Evas_Coord h EINA_UNUSED)
 935 {
 936    elm_layout_sizing_eval(obj);
 937 }
 938
 939 EOLIAN static void
 940 _elm_scroller_evas_object_smart_add(Eo *obj, Elm_Scroller_Data *priv)
 941 {
 942    ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
 943    Evas_Coord minw, minh;
 944
 945    eo_do_super(obj, MY_CLASS, evas_obj_smart_add());
 946    elm_widget_sub_object_parent_add(obj);
 947    elm_widget_can_focus_set(obj, EINA_TRUE);
 948
 949    if (!elm_layout_theme_set
 950        (obj, "scroller", "base", elm_widget_style_get(obj)))
 951      CRI("Failed to set layout!");
 952
 953    priv->hit_rect = evas_object_rectangle_add(evas_object_evas_get(obj));
 954    evas_object_smart_member_add(priv->hit_rect, obj);
 955    elm_widget_sub_object_add(obj, priv->hit_rect);
 956
 957    evas_object_color_set(priv->hit_rect, 0, 0, 0, 0);
 958    evas_object_show(priv->hit_rect);
 959    evas_object_repeat_events_set(priv->hit_rect, EINA_TRUE);
 960
 961    eo_do(obj, elm_interface_scrollable_objects_set(wd->resize_obj, priv->hit_rect));
 962
 963    evas_object_event_callback_add
 964      (obj, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints_cb, obj);
 965
 966    edje_object_size_min_calc(wd->resize_obj, &minw, &minh);
 967    evas_object_size_hint_min_set(obj, minw, minh);
 968    evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE, _resize_cb, obj);
 969
 970    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 971
 972    eo_do(obj,
 973          elm_interface_scrollable_edge_left_cb_set(_edge_left_cb),
 974          elm_interface_scrollable_edge_right_cb_set(_edge_right_cb),
 975          elm_interface_scrollable_edge_top_cb_set(_edge_top_cb),
 976          elm_interface_scrollable_edge_bottom_cb_set(_edge_bottom_cb),
 977          elm_interface_scrollable_scroll_cb_set(_scroll_cb),
 978          elm_interface_scrollable_scroll_left_cb_set(_scroll_left_cb),
 979          elm_interface_scrollable_scroll_right_cb_set(_scroll_right_cb),
 980          elm_interface_scrollable_scroll_up_cb_set(_scroll_up_cb),
 981          elm_interface_scrollable_scroll_down_cb_set(_scroll_down_cb),
 982          elm_interface_scrollable_animate_start_cb_set(_scroll_anim_start_cb),
 983          elm_interface_scrollable_animate_stop_cb_set(_scroll_anim_stop_cb),
 984          elm_interface_scrollable_drag_start_cb_set(_scroll_drag_start_cb),
 985          elm_interface_scrollable_drag_stop_cb_set(_scroll_drag_stop_cb),
 986          elm_interface_scrollable_vbar_drag_cb_set(_vbar_drag_cb),
 987          elm_interface_scrollable_vbar_press_cb_set(_vbar_press_cb),
 988          elm_interface_scrollable_vbar_unpress_cb_set(_vbar_unpress_cb),
 989          elm_interface_scrollable_hbar_drag_cb_set(_hbar_drag_cb),
 990          elm_interface_scrollable_hbar_press_cb_set(_hbar_press_cb),
 991          elm_interface_scrollable_hbar_unpress_cb_set(_hbar_unpress_cb),
 992          elm_interface_scrollable_page_change_cb_set(_page_change_cb),
 993          elm_interface_scrollable_content_min_limit_cb_set
 994          (_elm_scroller_content_min_limit_cb),
 995          elm_interface_scrollable_content_viewport_resize_cb_set
 996          (_elm_scroller_content_viewport_resize_cb));
 997 }
 998
 999 EOLIAN static void
1000 _elm_scroller_evas_object_smart_move(Eo *obj, Elm_Scroller_Data *sd, Evas_Coord x, Evas_Coord y)
1001 {
1002    eo_do_super(obj, MY_CLASS, evas_obj_smart_move(x, y));
1003
1004    evas_object_move(sd->hit_rect, x, y);
1005 }
1006
1007 EOLIAN static void
1008 _elm_scroller_evas_object_smart_resize(Eo *obj, Elm_Scroller_Data *sd, Evas_Coord w, Evas_Coord h)
1009 {
1010    eo_do_super(obj, MY_CLASS, evas_obj_smart_resize(w, h));
1011
1012    evas_object_resize(sd->hit_rect, w, h);
1013 }
1014
1015 EOLIAN static void
1016 _elm_scroller_evas_object_smart_member_add(Eo *obj, Elm_Scroller_Data *sd, Evas_Object *member)
1017 {
1018    eo_do_super(obj, MY_CLASS, evas_obj_smart_member_add(member));
1019
1020    if (sd->hit_rect)
1021      evas_object_raise(sd->hit_rect);
1022 }
1023
1024 EAPI Evas_Object *
1025 elm_scroller_add(Evas_Object *parent)
1026 {
1027    EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
1028    Evas_Object *obj = eo_add(MY_CLASS, parent);
1029    return obj;
1030 }
1031
1032 EOLIAN static Eo *
1033 _elm_scroller_eo_base_constructor(Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED)
1034 {
1035    obj = eo_do_super_ret(obj, MY_CLASS, obj, eo_constructor());
1036    eo_do(obj,
1037          evas_obj_type_set(MY_CLASS_NAME_LEGACY),
1038          evas_obj_smart_callbacks_descriptions_set(_smart_callbacks),
1039          elm_interface_atspi_accessible_role_set(ELM_ATSPI_ROLE_SCROLL_PANE));
1040
1041    return obj;
1042 }
1043
1044 /* deprecated */
1045 EOLIAN static void
1046 _elm_scroller_custom_widget_base_theme_set(Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED, const char *klass, const char *group)
1047 {
1048    ELM_LAYOUT_DATA_GET(obj, ld);
1049
1050    EINA_SAFETY_ON_NULL_RETURN(klass);
1051    EINA_SAFETY_ON_NULL_RETURN(group);
1052
1053    if (eina_stringshare_replace(&(ld->klass), klass) ||
1054        eina_stringshare_replace(&(ld->group), group))
1055       eo_do(obj, elm_obj_widget_theme_apply());
1056 }
1057
1058 EAPI void
1059 elm_scroller_content_min_limit(Evas_Object *obj,
1060                                Eina_Bool w,
1061                                Eina_Bool h)
1062 {
1063    ELM_SCROLLABLE_CHECK(obj);
1064
1065    eo_do(obj, elm_interface_scrollable_content_min_limit(w, h));
1066 }
1067
1068 EAPI void
1069 elm_scroller_region_show(Evas_Object *obj,
1070                          Evas_Coord x,
1071                          Evas_Coord y,
1072                          Evas_Coord w,
1073                          Evas_Coord h)
1074 {
1075    ELM_SCROLLABLE_CHECK(obj);
1076
1077    eo_do(obj, elm_interface_scrollable_content_region_show(x, y, w, h));
1078 }
1079
1080 EAPI void
1081 elm_scroller_policy_set(Evas_Object *obj,
1082                         Elm_Scroller_Policy policy_h,
1083                         Elm_Scroller_Policy policy_v)
1084 {
1085    ELM_SCROLLABLE_CHECK(obj);
1086    eo_do(obj, elm_interface_scrollable_policy_set(policy_h, policy_v));
1087 }
1088
1089 EOLIAN static void
1090 _elm_scroller_elm_interface_scrollable_policy_set(Eo *obj, Elm_Scroller_Data *sd EINA_UNUSED, Elm_Scroller_Policy policy_h, Elm_Scroller_Policy policy_v)
1091 {
1092    if ((policy_h >= ELM_SCROLLER_POLICY_LAST) ||
1093        (policy_v >= ELM_SCROLLER_POLICY_LAST))
1094      return;
1095
1096    eo_do_super(obj, MY_CLASS, elm_interface_scrollable_policy_set(policy_h, policy_v));
1097 }
1098
1099 EAPI void
1100 elm_scroller_policy_get(const Evas_Object *obj,
1101                         Elm_Scroller_Policy *policy_h,
1102                         Elm_Scroller_Policy *policy_v)
1103 {
1104    ELM_SCROLLABLE_CHECK(obj);
1105
1106    eo_do((Eo *) obj, elm_interface_scrollable_policy_get(policy_h, policy_v));
1107 }
1108
1109 EAPI void
1110 elm_scroller_single_direction_set(Evas_Object *obj,
1111                                   Elm_Scroller_Single_Direction single_dir)
1112 {
1113    ELM_SCROLLABLE_CHECK(obj);
1114    eo_do(obj, elm_interface_scrollable_single_direction_set(single_dir));
1115 }
1116
1117 EOLIAN static void
1118 _elm_scroller_elm_interface_scrollable_single_direction_set(Eo *obj, Elm_Scroller_Data *sd EINA_UNUSED, Elm_Scroller_Single_Direction single_dir)
1119 {
1120    if (single_dir >= ELM_SCROLLER_SINGLE_DIRECTION_LAST)
1121      return;
1122
1123    eo_do_super(obj, MY_CLASS,
1124                elm_interface_scrollable_single_direction_set(single_dir));
1125 }
1126
1127 EAPI Elm_Scroller_Single_Direction
1128 elm_scroller_single_direction_get(const Evas_Object *obj)
1129 {
1130    ELM_SCROLLABLE_CHECK(obj, ELM_SCROLLER_SINGLE_DIRECTION_NONE);
1131    Elm_Scroller_Single_Direction single_dir = ELM_SCROLLER_SINGLE_DIRECTION_NONE;
1132
1133    eo_do((Eo *) obj, single_dir = elm_interface_scrollable_single_direction_get());
1134    return single_dir;
1135 }
1136
1137 EOLIAN static Elm_Scroller_Single_Direction
1138 _elm_scroller_elm_interface_scrollable_single_direction_get(Eo *obj, Elm_Scroller_Data *sd EINA_UNUSED)
1139 {
1140    Elm_Scroller_Single_Direction ret = ELM_SCROLLER_SINGLE_DIRECTION_NONE;
1141    eo_do_super(obj, MY_CLASS,
1142                ret = elm_interface_scrollable_single_direction_get());
1143    return ret;
1144 }
1145
1146 EAPI void
1147 elm_scroller_region_get(const Evas_Object *obj,
1148                         Evas_Coord *x,
1149                         Evas_Coord *y,
1150                         Evas_Coord *w,
1151                         Evas_Coord *h)
1152 {
1153    ELM_SCROLLABLE_CHECK(obj);
1154    eo_do((Eo *) obj, elm_interface_scrollable_content_region_get(x, y, w, h));
1155 }
1156
1157 EAPI void
1158 elm_scroller_child_size_get(const Evas_Object *obj,
1159                             Evas_Coord *w,
1160                             Evas_Coord *h)
1161 {
1162    ELM_SCROLLABLE_CHECK(obj);
1163
1164    eo_do((Eo *) obj, elm_interface_scrollable_content_size_get(w, h));
1165 }
1166
1167 EAPI void
1168 elm_scroller_page_snap_set(Evas_Object *obj,
1169                              Eina_Bool page_snap_h,
1170                              Eina_Bool page_snap_v)
1171 {
1172    ELM_SCROLLABLE_CHECK(obj);
1173
1174    eo_do(obj, elm_interface_scrollable_page_snap_allow_set
1175          (page_snap_h, page_snap_v));
1176 }
1177
1178 EAPI void
1179 elm_scroller_page_snap_get(const Evas_Object *obj,
1180                              Eina_Bool *page_snap_h,
1181                              Eina_Bool *page_snap_v)
1182 {
1183    ELM_SCROLLABLE_CHECK(obj);
1184
1185    eo_do((Eo *) obj, elm_interface_scrollable_page_snap_allow_get
1186          (page_snap_h, page_snap_v));
1187 }
1188
1189 EAPI void
1190 elm_scroller_bounce_set(Evas_Object *obj,
1191                         Eina_Bool h_bounce,
1192                         Eina_Bool v_bounce)
1193 {
1194    ELM_SCROLLABLE_CHECK(obj);
1195
1196    eo_do(obj, elm_interface_scrollable_bounce_allow_set(h_bounce, v_bounce));
1197 }
1198
1199 EAPI void
1200 elm_scroller_bounce_get(const Evas_Object *obj,
1201                         Eina_Bool *h_bounce,
1202                         Eina_Bool *v_bounce)
1203 {
1204    ELM_SCROLLABLE_CHECK(obj);
1205
1206    eo_do((Eo *) obj, elm_interface_scrollable_bounce_allow_get(h_bounce, v_bounce));
1207 }
1208
1209 EAPI void
1210 elm_scroller_page_relative_set(Evas_Object *obj,
1211                                double h_pagerel,
1212                                double v_pagerel)
1213 {
1214    ELM_SCROLLABLE_CHECK(obj);
1215
1216    eo_do((Eo *)obj, elm_interface_scrollable_page_relative_set(h_pagerel, v_pagerel));
1217 }
1218
1219 EAPI void
1220 elm_scroller_page_relative_get(const Evas_Object *obj,
1221                                double *h_pagerel,
1222                                double *v_pagerel)
1223 {
1224    ELM_SCROLLABLE_CHECK(obj);
1225
1226    eo_do((Eo *)obj, elm_interface_scrollable_paging_get(h_pagerel, v_pagerel, NULL, NULL));
1227 }
1228
1229 EAPI void
1230 elm_scroller_page_size_set(Evas_Object *obj,
1231                            Evas_Coord h_pagesize,
1232                            Evas_Coord v_pagesize)
1233 {
1234    ELM_SCROLLABLE_CHECK(obj);
1235    eo_do(obj, elm_interface_scrollable_page_size_set(h_pagesize, v_pagesize));
1236 }
1237
1238 EOLIAN static void
1239 _elm_scroller_elm_interface_scrollable_page_size_set(Eo *obj, Elm_Scroller_Data *sd EINA_UNUSED, Evas_Coord h_pagesize, Evas_Coord v_pagesize)
1240 {
1241    double pagerel_h = 0.0, pagerel_v = 0.0;
1242
1243    eo_do(obj, elm_interface_scrollable_paging_get(&pagerel_h, &pagerel_v, NULL, NULL));
1244
1245    eo_do(obj, elm_interface_scrollable_paging_set(pagerel_h, pagerel_v, h_pagesize, v_pagesize));
1246 }
1247
1248 EAPI void
1249 elm_scroller_page_size_get(const Evas_Object *obj,
1250                            Evas_Coord *h_pagesize,
1251                            Evas_Coord *v_pagesize)
1252 {
1253    ELM_SCROLLABLE_CHECK(obj);
1254
1255    eo_do((Eo *)obj, elm_interface_scrollable_paging_get(NULL, NULL, h_pagesize, v_pagesize));
1256 }
1257
1258 EOLIAN static void
1259 _elm_scroller_page_scroll_limit_set(const Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED, int page_limit_h, int page_limit_v)
1260 {
1261    if (page_limit_h < 1)
1262      page_limit_h = 9999;
1263    if (page_limit_v < 1)
1264      page_limit_v = 9999;
1265
1266    eo_do(obj, elm_interface_scrollable_page_scroll_limit_set
1267          (page_limit_h, page_limit_v));
1268 }
1269
1270 EOLIAN static void
1271 _elm_scroller_page_scroll_limit_get(const Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED, int *page_limit_h, int *page_limit_v)
1272 {
1273    eo_do(obj, elm_interface_scrollable_page_scroll_limit_get
1274          (page_limit_h, page_limit_v));
1275 }
1276
1277 EAPI void
1278 elm_scroller_current_page_get(const Evas_Object *obj,
1279                               int *h_pagenumber,
1280                               int *v_pagenumber)
1281 {
1282    ELM_SCROLLABLE_CHECK(obj);
1283
1284    eo_do((Eo *) obj, elm_interface_scrollable_current_page_get(h_pagenumber, v_pagenumber));
1285 }
1286
1287 EAPI void
1288 elm_scroller_last_page_get(const Evas_Object *obj,
1289                            int *h_pagenumber,
1290                            int *v_pagenumber)
1291 {
1292    ELM_SCROLLABLE_CHECK(obj);
1293
1294    eo_do((Eo *) obj, elm_interface_scrollable_last_page_get(h_pagenumber, v_pagenumber));
1295 }
1296
1297 EAPI void
1298 elm_scroller_page_show(Evas_Object *obj,
1299                        int h_pagenumber,
1300                        int v_pagenumber)
1301 {
1302    ELM_SCROLLABLE_CHECK(obj);
1303
1304    eo_do(obj, elm_interface_scrollable_page_show(h_pagenumber, v_pagenumber));
1305 }
1306
1307 EAPI void
1308 elm_scroller_page_bring_in(Evas_Object *obj,
1309                            int h_pagenumber,
1310                            int v_pagenumber)
1311 {
1312    ELM_SCROLLABLE_CHECK(obj);
1313
1314    eo_do(obj, elm_interface_scrollable_page_bring_in(h_pagenumber, v_pagenumber));
1315 }
1316
1317 EAPI void
1318 elm_scroller_region_bring_in(Evas_Object *obj,
1319                              Evas_Coord x,
1320                              Evas_Coord y,
1321                              Evas_Coord w,
1322                              Evas_Coord h)
1323 {
1324    ELM_SCROLLABLE_CHECK(obj);
1325
1326    eo_do(obj, elm_interface_scrollable_region_bring_in(x, y, w, h));
1327 }
1328
1329 EAPI void
1330 elm_scroller_gravity_set(Evas_Object *obj,
1331                          double x,
1332                          double y)
1333 {
1334    ELM_SCROLLABLE_CHECK(obj);
1335
1336    eo_do(obj, elm_interface_scrollable_gravity_set(x, y));
1337 }
1338
1339 EAPI void
1340 elm_scroller_gravity_get(const Evas_Object *obj,
1341                          double *x,
1342                          double *y)
1343 {
1344    ELM_SCROLLABLE_CHECK(obj);
1345
1346    eo_do((Eo *) obj, elm_interface_scrollable_gravity_get(x, y));
1347 }
1348
1349 EAPI void
1350 elm_scroller_movement_block_set(Evas_Object *obj,
1351                                 Elm_Scroller_Movement_Block block)
1352 {
1353    ELM_SCROLLABLE_CHECK(obj);
1354
1355    eo_do(obj, elm_interface_scrollable_movement_block_set(block));
1356 }
1357
1358 EAPI Elm_Scroller_Movement_Block
1359 elm_scroller_movement_block_get(const Evas_Object *obj)
1360 {
1361    Elm_Scroller_Movement_Block block = ELM_SCROLLER_MOVEMENT_NO_BLOCK;
1362
1363    ELM_SCROLLABLE_CHECK(obj, ELM_SCROLLER_MOVEMENT_NO_BLOCK);
1364
1365    eo_do((Eo *) obj, block = elm_interface_scrollable_movement_block_get());
1366
1367    return block;
1368 }
1369
1370 EAPI void
1371 elm_scroller_step_size_set(Evas_Object *obj,
1372                            Evas_Coord x,
1373                            Evas_Coord y)
1374 {
1375    ELM_SCROLLABLE_CHECK(obj);
1376
1377    eo_do(obj, elm_interface_scrollable_step_size_set(x, y));
1378 }
1379
1380 EAPI void
1381 elm_scroller_step_size_get(const Evas_Object *obj,
1382                            Evas_Coord *x,
1383                            Evas_Coord *y)
1384 {
1385    ELM_SCROLLABLE_CHECK(obj);
1386
1387    eo_do((Eo *) obj, elm_interface_scrollable_step_size_get(x, y));
1388 }
1389
1390 EAPI void
1391 elm_scroller_loop_set(Evas_Object *obj,
1392                       Eina_Bool loop_h,
1393                       Eina_Bool loop_v)
1394 {
1395    ELM_SCROLLABLE_CHECK(obj);
1396    ELM_SCROLLER_DATA_GET(obj, sd);
1397
1398    int i;
1399
1400    if (sd->loop_h == loop_h && sd->loop_v == loop_v) return;
1401
1402    sd->loop_h = loop_h;
1403    sd->loop_v = loop_v;
1404
1405    eo_do(obj, elm_interface_scrollable_loop_set(loop_h, loop_v));
1406
1407    if (sd->content)
1408      {
1409         if (sd->loop_h || sd->loop_v)
1410           {
1411              eo_do(obj, elm_interface_scrollable_content_set(NULL));
1412              _loop_content_set(obj, sd, sd->content);
1413
1414              if (sd->contents)
1415                {
1416                   eo_do(obj, elm_interface_scrollable_content_set(sd->contents));
1417                   elm_widget_sub_object_add(obj, sd->contents);
1418                   elm_widget_on_show_region_hook_set(sd->contents, _show_region_hook, obj);
1419                }
1420           }
1421         else
1422           {
1423              for (i = 0 ; i < 3 ; i++)
1424                {
1425                   if (sd->proxy_content[i])
1426                     {
1427                        evas_object_del(sd->proxy_content[i]);
1428                        sd->proxy_content[i]= NULL;
1429                     }
1430                }
1431           }
1432      }
1433    elm_layout_sizing_eval(obj);
1434 }
1435
1436 EAPI void
1437 elm_scroller_loop_get(const Evas_Object *obj,
1438                       Eina_Bool *loop_h,
1439                       Eina_Bool *loop_v)
1440 {
1441    ELM_SCROLLABLE_CHECK(obj);
1442
1443    eo_do(obj, elm_interface_scrollable_loop_get(loop_h, loop_v));
1444 }
1445
1446 EAPI void
1447 elm_scroller_wheel_disabled_set(Evas_Object *obj, Eina_Bool disabled)
1448 {
1449    ELM_SCROLLABLE_CHECK(obj);
1450
1451    eo_do((Eo *)obj, elm_interface_scrollable_wheel_disabled_set(disabled));
1452 }
1453
1454 EAPI Eina_Bool
1455 elm_scroller_wheel_disabled_get(const Evas_Object *obj)
1456 {
1457    ELM_SCROLLABLE_CHECK(obj, EINA_FALSE);
1458
1459    Eina_Bool ret;
1460
1461    return eo_do_ret((Eo *) obj, ret, elm_interface_scrollable_wheel_disabled_get());
1462 }
1463
1464 EOLIAN static void
1465 _elm_scroller_propagate_events_set(Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED, Eina_Bool propagation)
1466 {
1467    ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd);
1468
1469    evas_object_propagate_events_set(wd->resize_obj, propagation);
1470 }
1471
1472 EOLIAN static Eina_Bool
1473 _elm_scroller_propagate_events_get(Eo *obj, Elm_Scroller_Data *_pd EINA_UNUSED)
1474 {
1475    ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, EINA_FALSE);
1476    return evas_object_propagate_events_get(wd->resize_obj);
1477 }
1478
1479 static void
1480 _elm_scroller_class_constructor(Eo_Class *klass)
1481 {
1482    evas_smart_legacy_type_register(MY_CLASS_NAME_LEGACY, klass);
1483 }
1484
1485 EOLIAN const Elm_Atspi_Action *
1486 _elm_scroller_elm_interface_atspi_widget_action_elm_actions_get(Eo *obj EINA_UNUSED, Elm_Scroller_Data *pd EINA_UNUSED)
1487 {
1488    static Elm_Atspi_Action atspi_actions[] = {
1489           { "move,prior", "move", "prior", _key_action_move},
1490           { "move,next", "move", "next", _key_action_move},
1491           { "move,left", "move", "left", _key_action_move},
1492           { "move,right", "move", "right", _key_action_move},
1493           { "move,up", "move", "up", _key_action_move},
1494           { "move,down", "move", "down", _key_action_move},
1495           { "move,first", "move", "first", _key_action_move},
1496           { "move,last", "move", "last", _key_action_move},
1497           { NULL, NULL, NULL, NULL }
1498    };
1499    return &atspi_actions[0];
1500 }
1501
1502 #include "elm_scroller.eo.c"