src/lib/elc_ctxpopup.c

   1 #include <Elementary.h>
   2 #include "elm_priv.h"
   3
   4 typedef struct _Widget_Data Widget_Data;
   5 typedef struct _Elm_Ctxpopup_Item Elm_Ctxpopup_Item;
   6
   7 struct _Elm_Ctxpopup_Item
   8 {
   9    ELM_WIDGET_ITEM;
  10    const char *label;
  11    Evas_Object *icon;
  12    Evas_Smart_Cb func;
  13 };
  14
  15 struct _Widget_Data
  16 {
  17    Evas_Object *parent;
  18    Evas_Object *base;
  19    Evas_Object *content;
  20    Evas_Object *box;
  21    Evas_Object *arrow;
  22    Evas_Object *scr;
  23    Evas_Object *bg;
  24    Eina_List *items;
  25    Elm_Ctxpopup_Direction dir;
  26    Elm_Ctxpopup_Direction dir_priority[4];
  27    Evas_Coord max_sc_w, max_sc_h;
  28    Eina_Bool horizontal:1;
  29    Eina_Bool visible:1;
  30    Eina_Bool finished:1;
  31 };
  32
  33 static const char *widtype = NULL;
  34
  35 static void _freeze_on(void *data, Evas_Object *obj, void *event_info);
  36 static void _freeze_off(void *data, Evas_Object *obj, void *event_info);
  37 static void _hold_on(void *data, Evas_Object *obj, void *event_info);
  38 static void _hold_off(void *data, Evas_Object *obj, void *event_info);
  39 static void _scroller_size_reset(Widget_Data *wd);
  40 static void _on_focus_hook(void *data, Evas_Object *obj);
  41 static Eina_Bool _event_hook(Evas_Object *obj,
  42                              Evas_Object *src,
  43                              Evas_Callback_Type type,
  44                              void *event_info);
  45 static void _parent_cut_off(Evas_Object *obj);
  46 static void _parent_resize(void *data,
  47                            Evas *e,
  48                            Evas_Object *obj,
  49                            void *event_info);
  50 static void _parent_move(void *data,
  51                          Evas *e,
  52                          Evas_Object *obj,
  53                          void *event_info);
  54 static void _parent_del(void *data,
  55                         Evas *e,
  56                         Evas_Object *obj,
  57                         void *event_info);
  58 static void _item_sizing_eval(Elm_Ctxpopup_Item *item);
  59 static void _adjust_pos_x(Evas_Coord_Point *pos,
  60                           Evas_Coord_Point *base_size,
  61                           Evas_Coord_Rectangle *hover_area);
  62 static void _adjust_pos_y(Evas_Coord_Point *pos,
  63                           Evas_Coord_Point *base_size,
  64                           Evas_Coord_Rectangle *hover_area);
  65 static Elm_Ctxpopup_Direction _calc_base_geometry(Evas_Object *obj,
  66                                                   Evas_Coord_Rectangle *rect);
  67 static void _update_arrow(Evas_Object *obj,
  68                           Elm_Ctxpopup_Direction dir,
  69                           Evas_Coord_Rectangle rect);
  70 static void _sizing_eval(Evas_Object *obj);
  71 static void _hide_signal_emit(Evas_Object *obj,
  72                               Elm_Ctxpopup_Direction dir);
  73 static void _show_signal_emit(Evas_Object *obj,
  74                               Elm_Ctxpopup_Direction dir);
  75 static void _shift_base_by_arrow(Evas_Object *arrow,
  76                                  Elm_Ctxpopup_Direction dir,
  77                                  Evas_Coord_Rectangle *rect);
  78 static void _del_pre_hook(Evas_Object *obj);
  79 static void _del_hook(Evas_Object *obj);
  80 static void _theme_hook(Evas_Object *obj);
  81 static void _content_set_hook(Evas_Object *obj,
  82                               const char *part,
  83                               Evas_Object *content);
  84 static Evas_Object * _content_unset_hook(Evas_Object *obj,
  85                                          const char *part__);
  86 static Evas_Object * _content_get_hook(const Evas_Object *obj,
  87                                        const char *part);
  88 static void _item_text_set_hook(Elm_Object_Item *it,
  89                                const char *part,
  90                                const char *label);
  91 static const char * _item_text_get_hook(const Elm_Object_Item *it,
  92                                         const char *part);
  93 static void _item_content_set_hook(Elm_Object_Item *it,
  94                                    const char *part,
  95                                    Evas_Object *content);
  96 static Evas_Object * _item_content_get_hook(const Elm_Object_Item *it,
  97                                             const char *part);
  98 static void _item_disable_hook(Elm_Object_Item *it);
  99 static void _item_signal_emit_hook(Elm_Object_Item *it,
 100                                    const char *emission,
 101                                    const char *source);
 102 static void _bg_clicked_cb(void *data, Evas_Object *obj,
 103                            const char *emission,
 104                            const char *source);
 105 static void _ctxpopup_show(void *data,
 106                            Evas *e,
 107                            Evas_Object *obj,
 108                            void *event_info);
 109 static void _hide_finished(void *data,
 110                            Evas_Object *obj,
 111                            const char *emission,
 112                            const char *source __UNUSED__);
 113 static void _hide(Evas_Object *obj);
 114 static void _ctxpopup_hide(void *data,
 115                            Evas *e,
 116                            Evas_Object *obj,
 117                            void *event_info);
 118 static void _content_resize(void *data,
 119                             Evas *e,
 120                             Evas_Object *obj,
 121                             void *event_info);
 122 static void _scroller_resize(void *data,
 123                              Evas *e,
 124                              Evas_Object *obj,
 125                              void *event_info);
 126 static void _ctxpopup_move(void *data,
 127                            Evas *e,
 128                            Evas_Object *obj,
 129                            void *event_info);
 130 static void _restack(void *data, Evas *e, Evas_Object *obj, void *event_info);
 131 static void _item_select_cb(void *data, Evas_Object *obj,
 132                             const char *emission,
 133                             const char *source);
 134 static void _item_icon_set(Elm_Ctxpopup_Item *item, Evas_Object *icon);
 135 static void _item_label_set(Elm_Ctxpopup_Item *item, const char *label);
 136 static void _item_new(Elm_Ctxpopup_Item *item, char *group_name);
 137 static void _content_del(void *data,
 138                          Evas *e,
 139                          Evas_Object *obj,
 140                          void *event_info);
 141 static void _list_del(Widget_Data *wd);
 142 static void _list_new(Evas_Object *obj);
 143 static void _remove_items(Widget_Data * wd);
 144
 145 static const char SIG_DISMISSED[] = "dismissed";
 146
 147 static const Evas_Smart_Cb_Description _signals[] = {
 148    {SIG_DISMISSED, ""},
 149    {NULL, NULL}
 150 };
 151
 152 static void
 153 _freeze_on(void *data __UNUSED__, Evas_Object *obj,
 154            void *event_info __UNUSED__)
 155 {
 156    Widget_Data *wd = elm_widget_data_get(obj);
 157
 158    if ((!wd) || (!wd->scr)) return;
 159    elm_object_scroll_freeze_push(wd->scr);
 160 }
 161
 162 static void
 163 _freeze_off(void *data __UNUSED__, Evas_Object *obj,
 164             void *event_info __UNUSED__)
 165 {
 166    Widget_Data *wd = elm_widget_data_get(obj);
 167
 168    if ((!wd) || (!wd->scr)) return;
 169    elm_object_scroll_freeze_pop(wd->scr);
 170 }
 171
 172 static void
 173 _hold_on(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
 174 {
 175    Widget_Data *wd = elm_widget_data_get(obj);
 176
 177    if ((!wd) || (!wd->scr)) return;
 178    elm_object_scroll_hold_push(wd->scr);
 179 }
 180
 181 static void
 182 _hold_off(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
 183 {
 184    Widget_Data *wd = elm_widget_data_get(obj);
 185
 186    if ((!wd) || (!wd->scr)) return;
 187    elm_object_scroll_hold_pop(wd->scr);
 188 }
 189
 190 static void
 191 _scroller_size_reset(Widget_Data *wd)
 192 {
 193    wd->finished = EINA_FALSE;
 194    wd->max_sc_h = -1;
 195    wd->max_sc_w = -1;
 196 }
 197
 198 static void
 199 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
 200 {
 201    Widget_Data *wd = elm_widget_data_get(obj);
 202    if (!wd) return;
 203
 204    if (elm_widget_focus_get(obj))
 205      {
 206         //FIXME:
 207      }
 208    else
 209      {
 210         //FIXME:
 211      }
 212 }
 213
 214 static Eina_Bool
 215 _event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__,
 216             Evas_Callback_Type type, void *event_info)
 217 {
 218    Evas_Event_Key_Down *ev;
 219    Widget_Data *wd;
 220
 221    if (type != EVAS_CALLBACK_KEY_DOWN)
 222      return EINA_FALSE;
 223    wd = elm_widget_data_get(obj);
 224    if (!wd) return EINA_FALSE;
 225
 226    ev = event_info;
 227    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
 228    if (strcmp(ev->keyname, "Escape")) return EINA_FALSE;
 229
 230    evas_object_hide(obj);
 231    ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 232    return EINA_TRUE;
 233 }
 234
 235 static void
 236 _parent_cut_off(Evas_Object *obj)
 237 {
 238    Widget_Data *wd = elm_widget_data_get(obj);
 239
 240    if (!wd) return;
 241
 242    evas_object_event_callback_del_full(wd->parent,
 243                                        EVAS_CALLBACK_DEL,
 244                                        _parent_del,
 245                                        obj);
 246    evas_object_event_callback_del_full(wd->parent,
 247                                        EVAS_CALLBACK_MOVE,
 248                                        _parent_move,
 249                                        obj);
 250    evas_object_event_callback_del_full(wd->parent,
 251                                        EVAS_CALLBACK_RESIZE,
 252                                        _parent_resize,
 253                                        obj);
 254
 255    elm_widget_sub_object_del(wd->parent, obj);
 256 }
 257
 258 static void
 259 _parent_resize(void *data,
 260                Evas *e __UNUSED__,
 261                Evas_Object *obj __UNUSED__,
 262                void *event_info __UNUSED__)
 263 {
 264    Widget_Data *wd = elm_widget_data_get(data);
 265    if (!wd) return;
 266
 267    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 268
 269    _hide(data);
 270 }
 271
 272 static void
 273 _parent_move(void *data,
 274              Evas *e __UNUSED__,
 275              Evas_Object *obj __UNUSED__,
 276              void *event_info __UNUSED__)
 277 {
 278    Widget_Data *wd = elm_widget_data_get(data);
 279
 280    if (!wd) return;
 281
 282    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 283
 284    if (wd->visible)
 285      {
 286         _scroller_size_reset(wd);
 287         _sizing_eval(obj);
 288      }
 289 }
 290
 291 static void
 292 _parent_del(void *data,
 293             Evas *e __UNUSED__,
 294             Evas_Object *obj __UNUSED__,
 295             void *event_info __UNUSED__)
 296 {
 297    evas_object_del(data);
 298 }
 299
 300 static void
 301 _item_sizing_eval(Elm_Ctxpopup_Item *item)
 302 {
 303    Evas_Coord min_w = -1, min_h = -1, max_w = -1, max_h = -1;
 304
 305    if (!item) return;
 306
 307    edje_object_size_min_restricted_calc(VIEW(item), &min_w, &min_h, min_w,
 308                                         min_h);
 309    evas_object_size_hint_min_set(VIEW(item), min_w, min_h);
 310    evas_object_size_hint_max_set(VIEW(item), max_w, max_h);
 311 }
 312
 313 static void
 314 _adjust_pos_x(Evas_Coord_Point *pos, Evas_Coord_Point *base_size,
 315               Evas_Coord_Rectangle *hover_area)
 316 {
 317    pos->x -= (base_size->x / 2);
 318
 319    if (pos->x < hover_area->x)
 320      pos->x = hover_area->x;
 321    else if ((pos->x + base_size->x) > (hover_area->x + hover_area->w))
 322      pos->x = (hover_area->x + hover_area->w) - base_size->x;
 323
 324    if (base_size->x > hover_area->w)
 325      base_size->x -= (base_size->x - hover_area->w);
 326
 327    if (pos->x < hover_area->x)
 328      pos->x = hover_area->x;
 329 }
 330
 331 static void
 332 _adjust_pos_y(Evas_Coord_Point *pos, Evas_Coord_Point *base_size,
 333               Evas_Coord_Rectangle *hover_area)
 334 {
 335    pos->y -= (base_size->y / 2);
 336
 337    if (pos->y < hover_area->y)
 338      pos->y = hover_area->y;
 339    else if ((pos->y + base_size->y) > (hover_area->y + hover_area->h))
 340      pos->y = hover_area->y + hover_area->h - base_size->y;
 341
 342    if (base_size->y > hover_area->h)
 343      base_size->y -= (base_size->y - hover_area->h);
 344
 345    if (pos->y < hover_area->y)
 346      pos->y = hover_area->y;
 347 }
 348
 349 static Elm_Ctxpopup_Direction
 350 _calc_base_geometry(Evas_Object *obj, Evas_Coord_Rectangle *rect)
 351 {
 352    Widget_Data *wd;
 353    Evas_Coord_Point pos = {0, 0};
 354    Evas_Coord_Point base_size;
 355    Evas_Coord_Point max_size;
 356    Evas_Coord_Point min_size;
 357    Evas_Coord_Rectangle hover_area;
 358    Evas_Coord_Point arrow_size;
 359    Elm_Ctxpopup_Direction dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 360    Evas_Coord_Point temp;
 361    int idx;
 362
 363    wd = elm_widget_data_get(obj);
 364
 365    if ((!wd) || (!rect))
 366      return ELM_CTXPOPUP_DIRECTION_DOWN;
 367
 368    edje_object_part_geometry_get(wd->arrow, "ctxpopup_arrow", NULL, NULL,
 369                                  &arrow_size.x, &arrow_size.y);
 370    evas_object_resize(wd->arrow, arrow_size.x, arrow_size.y);
 371
 372    //Initialize Area Rectangle.
 373    evas_object_geometry_get(wd->parent,
 374                             &hover_area.x,
 375                             &hover_area.y,
 376                             &hover_area.w,
 377                             &hover_area.h);
 378
 379    evas_object_geometry_get(obj, &pos.x, &pos.y, NULL, NULL);
 380
 381    //recalc the edje
 382    edje_object_size_min_calc(wd->base, &base_size.x, &base_size.y);
 383    evas_object_smart_calculate(wd->base);
 384
 385    //Limit to Max Size
 386    evas_object_size_hint_max_get(obj, &max_size.x, &max_size.y);
 387
 388    if ((max_size.y > 0) && (base_size.y > max_size.y))
 389      base_size.y = max_size.y;
 390
 391    if ((max_size.x > 0) && (base_size.x > max_size.x))
 392      base_size.x = max_size.x;
 393
 394    //Limit to Min Size
 395    evas_object_size_hint_min_get(obj, &min_size.x, &min_size.y);
 396
 397    if ((min_size.y > 0) && (base_size.y < min_size.y))
 398      base_size.y = min_size.y;
 399
 400    if ((min_size.x > 0) && (base_size.x < min_size.x))
 401      base_size.x = min_size.x;
 402
 403    //Check the Which direction is available.
 404    //If find a avaialble direction, it adjusts position and size.
 405    for (idx = 0; idx < 4; idx++)
 406      {
 407         switch (wd->dir_priority[idx])
 408           {
 409            case ELM_CTXPOPUP_DIRECTION_UNKNOWN:
 410            case ELM_CTXPOPUP_DIRECTION_UP:
 411               temp.y = (pos.y - base_size.y);
 412               if ((temp.y - arrow_size.y) < hover_area.y)
 413                 continue;
 414               _adjust_pos_x(&pos, &base_size, &hover_area);
 415               pos.y -= base_size.y;
 416               dir = ELM_CTXPOPUP_DIRECTION_UP;
 417               break;
 418            case ELM_CTXPOPUP_DIRECTION_LEFT:
 419               temp.x = (pos.x - base_size.x);
 420               if ((temp.x - arrow_size.x) < hover_area.x)
 421                 continue;
 422               _adjust_pos_y(&pos, &base_size, &hover_area);
 423               pos.x -= base_size.x;
 424               dir = ELM_CTXPOPUP_DIRECTION_LEFT;
 425               break;
 426            case ELM_CTXPOPUP_DIRECTION_RIGHT:
 427               temp.x = (pos.x + base_size.x);
 428               if ((temp.x + arrow_size.x) >
 429                   (hover_area.x + hover_area.w))
 430                 continue;
 431               _adjust_pos_y(&pos, &base_size, &hover_area);
 432               dir = ELM_CTXPOPUP_DIRECTION_RIGHT;
 433               break;
 434            case ELM_CTXPOPUP_DIRECTION_DOWN:
 435               temp.y = (pos.y + base_size.y);
 436               if ((temp.y + arrow_size.y) >
 437                   (hover_area.y + hover_area.h))
 438                 continue;
 439               _adjust_pos_x(&pos, &base_size, &hover_area);
 440               dir = ELM_CTXPOPUP_DIRECTION_DOWN;
 441               break;
 442            default:
 443               break;
 444           }
 445         break;
 446      }
 447
 448    //In this case, all directions are invalid because of lack of space.
 449    if (idx == 4)
 450      {
 451         Evas_Coord length[2];
 452
 453         if(!wd->horizontal)
 454           {
 455              length[0] = pos.y - hover_area.y;
 456              length[1] = (hover_area.y + hover_area.h) - pos.y;
 457
 458              // ELM_CTXPOPUP_DIRECTION_UP
 459              if (length[0] > length[1])
 460                {
 461                   _adjust_pos_x(&pos, &base_size, &hover_area);
 462                   pos.y -= base_size.y;
 463                   dir = ELM_CTXPOPUP_DIRECTION_UP;
 464                   if (pos.y < (hover_area.y + arrow_size.y))
 465                     {
 466                        base_size.y -= ((hover_area.y + arrow_size.y) - pos.y);
 467                        pos.y = hover_area.y + arrow_size.y;
 468                     }
 469                }
 470              //ELM_CTXPOPUP_DIRECTION_DOWN
 471              else
 472                {
 473                   _adjust_pos_x(&pos, &base_size, &hover_area);
 474                   dir = ELM_CTXPOPUP_DIRECTION_DOWN;
 475                   if ((pos.y + arrow_size.y + base_size.y) >
 476                       (hover_area.y + hover_area.h))
 477                      base_size.y -=
 478                         ((pos.y + arrow_size.y + base_size.y) -
 479                          (hover_area.y + hover_area.h));
 480                }
 481           }
 482         else
 483           {
 484              length[0] = pos.x - hover_area.x;
 485              length[1] = (hover_area.x + hover_area.w) - pos.x;
 486
 487              //ELM_CTXPOPUP_DIRECTION_LEFT
 488              if (length[0] > length[1])
 489                {
 490                   _adjust_pos_y(&pos, &base_size, &hover_area);
 491                   pos.x -= base_size.x;
 492                   dir = ELM_CTXPOPUP_DIRECTION_LEFT;
 493                   if (pos.x < (hover_area.x + arrow_size.x))
 494                     {
 495                        base_size.x -= ((hover_area.x + arrow_size.x) - pos.x);
 496                        pos.x = hover_area.x + arrow_size.x;
 497                     }
 498                }
 499              //ELM_CTXPOPUP_DIRECTION_RIGHT
 500              else
 501                {
 502                   _adjust_pos_y(&pos, &base_size, &hover_area);
 503                   dir = ELM_CTXPOPUP_DIRECTION_RIGHT;
 504                   if (pos.x + (arrow_size.x + base_size.x) >
 505                       hover_area.x + hover_area.w)
 506                      base_size.x -=
 507                         ((pos.x + arrow_size.x + base_size.x) -
 508                          (hover_area.x + hover_area.w));
 509                }
 510           }
 511      }
 512
 513    //Final position and size.
 514    rect->x = pos.x;
 515    rect->y = pos.y;
 516    rect->w = base_size.x;
 517    rect->h = base_size.y;
 518
 519    return dir;
 520 }
 521
 522 static void
 523 _update_arrow(Evas_Object *obj, Elm_Ctxpopup_Direction dir,
 524               Evas_Coord_Rectangle base_size)
 525 {
 526    Evas_Coord x, y;
 527    Evas_Coord_Rectangle arrow_size;
 528    Widget_Data *wd;
 529    double drag;
 530
 531    wd = elm_widget_data_get(obj);
 532    if (!wd) return;
 533
 534    evas_object_geometry_get(obj, &x, &y, NULL, NULL);
 535    evas_object_geometry_get(wd->arrow, NULL, NULL, &arrow_size.w,
 536                             &arrow_size.h);
 537
 538    edje_object_part_unswallow(wd->base, wd->arrow);
 539
 540    switch (dir)
 541      {
 542       case ELM_CTXPOPUP_DIRECTION_RIGHT:
 543          edje_object_signal_emit(wd->arrow, "elm,state,left", "elm");
 544          edje_object_part_swallow(wd->base,
 545                                   "elm.swallow.arrow_left",
 546                                   wd->arrow);
 547          if (base_size.h > 0)
 548            {
 549               if (y < ((arrow_size.h * 0.5) + base_size.y))
 550                 y = 0;
 551               else if (y > base_size.y + base_size.h - (arrow_size.h * 0.5))
 552                 y = base_size.h - arrow_size.h;
 553               else
 554                 y = y - base_size.y - (arrow_size.h * 0.5);
 555               drag = (double) (y) / (double) (base_size.h - arrow_size.h);
 556               edje_object_part_drag_value_set(wd->base,
 557                                               "elm.swallow.arrow_left",
 558                                               1,
 559                                               drag);
 560            }
 561          break;
 562       case ELM_CTXPOPUP_DIRECTION_LEFT:
 563          edje_object_signal_emit(wd->arrow, "elm,state,right", "elm");
 564          edje_object_part_swallow(wd->base,
 565                                   "elm.swallow.arrow_right",
 566                                   wd->arrow);
 567          if (base_size.h > 0)
 568            {
 569               if (y < ((arrow_size.h * 0.5) + base_size.y))
 570                 y = 0;
 571               else if (y > (base_size.y + base_size.h - (arrow_size.h * 0.5)))
 572                 y = base_size.h - arrow_size.h;
 573               else
 574                 y = y - base_size.y - (arrow_size.h * 0.5);
 575               drag = (double) (y) / (double) (base_size.h - arrow_size.h);
 576               edje_object_part_drag_value_set(wd->base,
 577                                               "elm.swallow.arrow_right",
 578                                               0,
 579                                               drag);
 580            }
 581          break;
 582       case ELM_CTXPOPUP_DIRECTION_DOWN:
 583          edje_object_signal_emit(wd->arrow, "elm,state,top", "elm");
 584          edje_object_part_swallow(wd->base, "elm.swallow.arrow_up", wd->arrow);
 585          if (base_size.w > 0)
 586            {
 587               if (x < ((arrow_size.w * 0.5) + base_size.x))
 588                 x = 0;
 589               else if (x > (base_size.x + base_size.w - (arrow_size.w * 0.5)))
 590                 x = base_size.w - arrow_size.w;
 591               else
 592                 x = x - base_size.x - (arrow_size.w * 0.5);
 593               drag = (double) (x) / (double) (base_size.w - arrow_size.w);
 594               edje_object_part_drag_value_set(wd->base,
 595                                               "elm.swallow.arrow_up",
 596                                               drag,
 597                                               1);
 598            }
 599          break;
 600       case ELM_CTXPOPUP_DIRECTION_UP:
 601          edje_object_signal_emit(wd->arrow, "elm,state,bottom", "elm");
 602          edje_object_part_swallow(wd->base,
 603                                   "elm.swallow.arrow_down",
 604                                   wd->arrow);
 605          if (base_size.w > 0)
 606            {
 607               if (x < ((arrow_size.w * 0.5) + base_size.x))
 608                 x = 0;
 609               else if (x > (base_size.x + base_size.w - (arrow_size.w * 0.5)))
 610                 x = base_size.w - arrow_size.w;
 611               else x = x - base_size.x - (arrow_size.w * 0.5);
 612               drag = (double) (x) / (double) (base_size.w - arrow_size.w);
 613               edje_object_part_drag_value_set(wd->base,
 614                                               "elm.swallow.arrow_down",
 615                                               drag,
 616                                               0);
 617            }
 618          break;
 619       default:
 620          break;
 621      }
 622 }
 623
 624 //TODO: compress item - different from opensource
 625 static void
 626 _compress_item(Evas_Object *obj)
 627 {
 628    Widget_Data *wd;
 629    Eina_List *elist;
 630    Elm_Ctxpopup_Item *item;
 631
 632    wd = elm_widget_data_get(obj);
 633    if (!wd) return;
 634
 635    EINA_LIST_FOREACH(wd->items, elist, item)
 636      {
 637            edje_object_signal_emit(item->base.view, "elm,state,compress", "elm");
 638      }
 639 }
 640
 641 static void
 642 _hide_signal_emit(Evas_Object *obj, Elm_Ctxpopup_Direction dir)
 643 {
 644    Widget_Data *wd;
 645
 646    wd = elm_widget_data_get(obj);
 647    if (!wd->visible) return;
 648
 649    switch (dir)
 650      {
 651         case ELM_CTXPOPUP_DIRECTION_UP:
 652            edje_object_signal_emit(wd->base, "elm,state,hide,up", "elm");
 653            break;
 654         case ELM_CTXPOPUP_DIRECTION_LEFT:
 655            edje_object_signal_emit(wd->base, "elm,state,hide,left", "elm");
 656            break;
 657         case ELM_CTXPOPUP_DIRECTION_RIGHT:
 658            edje_object_signal_emit(wd->base, "elm,state,hide,right", "elm");
 659            break;
 660         case ELM_CTXPOPUP_DIRECTION_DOWN:
 661            edje_object_signal_emit(wd->base, "elm,state,hide,down", "elm");
 662            break;
 663         default:
 664            break;
 665      }
 666
 667    edje_object_signal_emit(wd->bg, "elm,state,hide", "elm");
 668 }
 669
 670 static void
 671 _show_signal_emit(Evas_Object *obj, Elm_Ctxpopup_Direction dir)
 672 {
 673    Widget_Data *wd;
 674
 675    wd = elm_widget_data_get(obj);
 676    if (wd->visible) return;
 677
 678    switch (dir)
 679      {
 680         case ELM_CTXPOPUP_DIRECTION_UP:
 681            edje_object_signal_emit(wd->base, "elm,state,show,up", "elm");
 682            break;
 683         case ELM_CTXPOPUP_DIRECTION_LEFT:
 684            edje_object_signal_emit(wd->base, "elm,state,show,left", "elm");
 685            break;
 686         case ELM_CTXPOPUP_DIRECTION_RIGHT:
 687            edje_object_signal_emit(wd->base, "elm,state,show,right", "elm");
 688            break;
 689         case ELM_CTXPOPUP_DIRECTION_DOWN:
 690            edje_object_signal_emit(wd->base, "elm,state,show,down", "elm");
 691            break;
 692         default:
 693            break;
 694      }
 695 }
 696
 697 static void
 698 _sizing_eval(Evas_Object *obj)
 699 {
 700    Widget_Data *wd;
 701    Eina_List *elist;
 702    Elm_Ctxpopup_Item *item;
 703    Evas_Coord_Rectangle rect = { 0, 0, 1, 1 };
 704    Evas_Coord_Point box_size = { 0, 0 };
 705    Evas_Coord_Point _box_size = { 0, 0 };
 706
 707    wd = elm_widget_data_get(obj);
 708    if (!wd) return;
 709    if (!wd->parent) return;
 710
 711    //Box, Scroller
 712    EINA_LIST_FOREACH(wd->items, elist, item)
 713      {
 714         _item_sizing_eval(item);
 715         evas_object_size_hint_min_get(VIEW(item), &_box_size.x, &_box_size.y);
 716         if (!wd->horizontal)
 717           {
 718              if (_box_size.x > box_size.x)
 719                box_size.x = _box_size.x;
 720              if (_box_size.y != -1)
 721                box_size.y += _box_size.y;
 722           }
 723         else
 724           {
 725              if (_box_size.x != -1)
 726                box_size.x += _box_size.x;
 727              if (_box_size.y > box_size.y)
 728                box_size.y = _box_size.y;
 729           }
 730      }
 731
 732    if (!wd->content)
 733      {
 734         evas_object_size_hint_min_set(wd->box, box_size.x, box_size.y);
 735         evas_object_size_hint_min_set(wd->scr, box_size.x, box_size.y);
 736      }
 737
 738    //Base
 739    wd->dir = _calc_base_geometry(obj, &rect);
 740
 741    //TODO: compress item - different from opensource
 742    if (!wd->horizontal && !wd->content)
 743      _compress_item(obj);
 744
 745    _show_signal_emit(obj, wd->dir);
 746    _update_arrow(obj, wd->dir, rect);
 747    _shift_base_by_arrow(wd->arrow, wd->dir, &rect);
 748
 749    //resize scroller according to final size.
 750    if (!wd->content)
 751      evas_object_smart_calculate(wd->scr);
 752
 753    evas_object_move(wd->base, rect.x, rect.y);
 754    evas_object_resize(wd->base, rect.w, rect.h);
 755 }
 756
 757 static void
 758 _shift_base_by_arrow(Evas_Object *arrow, Elm_Ctxpopup_Direction dir,
 759                      Evas_Coord_Rectangle *rect)
 760 {
 761    Evas_Coord arrow_w, arrow_h;
 762
 763    evas_object_geometry_get(arrow, NULL, NULL, &arrow_w, &arrow_h);
 764
 765    switch (dir)
 766      {
 767       case ELM_CTXPOPUP_DIRECTION_RIGHT:
 768          rect->x += arrow_w;
 769          break;
 770       case ELM_CTXPOPUP_DIRECTION_LEFT:
 771          rect->x -= arrow_w;
 772          break;
 773       case ELM_CTXPOPUP_DIRECTION_DOWN:
 774          rect->y += arrow_h;
 775          break;
 776       case ELM_CTXPOPUP_DIRECTION_UP:
 777          rect->y -= arrow_h;
 778          break;
 779       default:
 780          break;
 781      }
 782 }
 783
 784 static void
 785 _del_pre_hook(Evas_Object *obj)
 786 {
 787    Widget_Data *wd;
 788
 789    wd = elm_widget_data_get(obj);
 790    if (!wd) return;
 791
 792    evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_RESIZE,
 793                                        _parent_resize, obj);
 794    evas_object_event_callback_del_full(wd->box, EVAS_CALLBACK_RESIZE,
 795                                        _content_resize, obj);
 796
 797    _parent_cut_off(obj);
 798 }
 799
 800 static void
 801 _del_hook(Evas_Object *obj)
 802 {
 803    Widget_Data *wd;
 804
 805    wd = elm_widget_data_get(obj);
 806    if (!wd) return;
 807
 808    elm_ctxpopup_clear(obj);
 809    evas_object_del(wd->arrow);
 810    evas_object_del(wd->base);
 811    free(wd);
 812 }
 813
 814 //FIXME: lost the content size when theme hook is called.
 815 static void
 816 _theme_hook(Evas_Object *obj)
 817 {
 818    Widget_Data *wd;
 819    Eina_List *elist;
 820    Elm_Ctxpopup_Item *item;
 821    int idx = 0;
 822    Eina_Bool rtl;
 823
 824    wd = elm_widget_data_get(obj);
 825    if (!wd) return;
 826
 827    _elm_widget_mirrored_reload(obj);
 828    rtl = elm_widget_mirrored_get(obj);
 829
 830    _elm_theme_object_set(obj, wd->bg, "ctxpopup", "bg",
 831                          elm_widget_style_get(obj));
 832    _elm_theme_object_set(obj, wd->base, "ctxpopup", "base",
 833                          elm_widget_style_get(obj));
 834    _elm_theme_object_set(obj, wd->arrow, "ctxpopup", "arrow",
 835                          elm_widget_style_get(obj));
 836
 837    //Items
 838    EINA_LIST_FOREACH(wd->items, elist, item)
 839      {
 840         edje_object_mirrored_set(VIEW(item), rtl);
 841
 842         if (item->label && item->icon)
 843           _elm_theme_object_set(obj, VIEW(item), "ctxpopup",
 844                                 "icon_text_style_item",
 845                                 elm_widget_style_get(obj));
 846         else if (item->label)
 847           _elm_theme_object_set(obj, VIEW(item), "ctxpopup", "text_style_item",
 848                                 elm_widget_style_get(obj));
 849         else if (item->icon)
 850           _elm_theme_object_set(obj, VIEW(item), "ctxpopup", "icon_style_item",
 851                                 elm_widget_style_get(obj));
 852         if (item->label)
 853           edje_object_part_text_set(VIEW(item), "elm.text", item->label);
 854
 855         if (elm_widget_item_disabled_get(item))
 856           edje_object_signal_emit(VIEW(item), "elm,state,disabled", "elm");
 857
 858        /*
 859         *  For separator, if the first item has visible separator,
 860         *  then it should be aligned with edge of the base part.
 861         *  In some cases, it gives improper display. Ex) rounded corner
 862         *  So the first item separator should be invisible.
 863         */
 864        if ((idx++) == 0)
 865          edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
 866        else
 867          {
 868            if(!wd->horizontal)
 869              edje_object_signal_emit(VIEW(item), "elm,state,vertical", "elm");
 870            else
 871              edje_object_signal_emit(VIEW(item), "elm,state,horizontal", "elm");
 872          }
 873
 874         edje_object_message_signal_process(VIEW(item));
 875      }
 876
 877    if (evas_object_visible_get(wd->bg))
 878      edje_object_signal_emit(wd->bg, "elm,state,show", "elm");
 879
 880    if (wd->scr)
 881      {
 882         if (!strncmp(elm_object_style_get(obj), "default", strlen("default")))
 883            elm_object_style_set(wd->scr, "ctxpopup");
 884         else
 885            elm_object_style_set(wd->scr, elm_object_style_get(obj));
 886      }
 887
 888    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 889
 890    if (wd->visible)
 891      {
 892         _scroller_size_reset(wd);
 893         _sizing_eval(obj);
 894      }
 895 }
 896
 897 static void
 898 _content_set_hook(Evas_Object *obj, const char *part, Evas_Object *content)
 899 {
 900    ELM_CHECK_WIDTYPE(obj, widtype);
 901    Evas_Coord min_w = -1, min_h = -1;
 902
 903    Widget_Data *wd;
 904
 905    if (part && strcmp(part, "default")) return;
 906
 907    wd = elm_widget_data_get(obj);
 908    if ((!wd) || (!content)) return;
 909
 910    if (wd->items) elm_ctxpopup_clear(obj);
 911    if (wd->content) evas_object_del(wd->content);
 912
 913    //Use Box
 914    wd->box = elm_box_add(obj);
 915    evas_object_size_hint_weight_set(wd->box, EVAS_HINT_EXPAND,
 916                                     EVAS_HINT_EXPAND);
 917    evas_object_size_hint_weight_set(content, EVAS_HINT_EXPAND,
 918                                     EVAS_HINT_EXPAND);
 919    evas_object_size_hint_fill_set(content, EVAS_HINT_FILL,
 920                                   EVAS_HINT_FILL);
 921    evas_object_show(content);
 922    evas_object_size_hint_min_get(content, &min_w, &min_h);
 923    evas_object_size_hint_min_set(wd->box, min_w, min_h);
 924    elm_box_pack_end(wd->box, content);
 925
 926    evas_object_event_callback_add(wd->box, EVAS_CALLBACK_RESIZE,
 927                                   _content_resize, obj);
 928    evas_object_event_callback_add(wd->box, EVAS_CALLBACK_DEL,
 929                                   _content_del, obj);
 930
 931    elm_widget_sub_object_add(obj, wd->box);
 932    edje_object_part_swallow(wd->base, "elm.swallow.content", wd->box);
 933
 934    wd->content = content;
 935    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 936
 937    if (wd->visible)
 938      _sizing_eval(obj);
 939 }
 940
 941 static Evas_Object *
 942 _content_unset_hook(Evas_Object *obj, const char *part)
 943 {
 944    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 945
 946    Widget_Data *wd;
 947    Evas_Object *content;
 948    if (part && strcmp(part, "default")) return NULL;
 949    wd = elm_widget_data_get(obj);
 950    if (!wd) return NULL;
 951
 952    content = wd->content;
 953    if (!content || !wd->box) return NULL;
 954
 955    edje_object_part_unswallow(wd->base, wd->box);
 956    elm_widget_sub_object_del(obj, wd->box);
 957    evas_object_event_callback_del(wd->box, EVAS_CALLBACK_DEL, _content_del);
 958    edje_object_signal_emit(wd->base, "elm,state,content,disable", "elm");
 959
 960    evas_object_del(wd->box);
 961    wd->box = NULL;
 962    wd->content = NULL;
 963    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 964
 965    return content;
 966 }
 967
 968 static Evas_Object *
 969 _content_get_hook(const Evas_Object *obj, const char *part)
 970 {
 971    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 972    Widget_Data *wd;
 973    if (part && strcmp(part, "default")) return NULL;
 974    wd = elm_widget_data_get(obj);
 975    if (!wd) return NULL;
 976    return wd->content;
 977 }
 978
 979 static void
 980 _item_text_set_hook(Elm_Object_Item *it, const char *part, const char *label)
 981 {
 982    Widget_Data *wd;
 983    Elm_Ctxpopup_Item *ctxpopup_it;
 984
 985    if (part && strcmp(part, "default")) return;
 986
 987    ctxpopup_it = (Elm_Ctxpopup_Item *)it;
 988
 989    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
 990    if (!wd) return;
 991
 992    _item_label_set(ctxpopup_it, label);
 993    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 994
 995    if (wd->visible)
 996      {
 997         _scroller_size_reset(wd);
 998         _sizing_eval(WIDGET(ctxpopup_it));
 999      }
1000 }
1001
1002 static const char *
1003 _item_text_get_hook(const Elm_Object_Item *it, const char *part)
1004 {
1005    Elm_Ctxpopup_Item *ctxpopup_it;
1006    if (part && strcmp(part, "default")) return NULL;
1007    ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1008    return ctxpopup_it->label;
1009 }
1010
1011 static void
1012 _item_content_set_hook(Elm_Object_Item *it,
1013                        const char *part,
1014                        Evas_Object *content)
1015 {
1016    Widget_Data *wd;
1017    Elm_Ctxpopup_Item *ctxpopup_it;
1018
1019    if (part && strcmp(part, "icon")) return;
1020
1021    ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1022
1023    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
1024    if (!wd) return;
1025
1026    _item_icon_set(ctxpopup_it, content);
1027    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1028
1029    if (wd->visible)
1030      {
1031         _scroller_size_reset(wd);
1032         _sizing_eval(WIDGET(ctxpopup_it));
1033      }
1034 }
1035
1036 static Evas_Object *
1037 _item_content_get_hook(const Elm_Object_Item *it, const char *part)
1038 {
1039    Elm_Ctxpopup_Item *ctxpopup_it;
1040    if (part && strcmp(part, "icon")) return NULL;
1041    ctxpopup_it  = (Elm_Ctxpopup_Item *)it;
1042    return ctxpopup_it->icon;
1043 }
1044
1045 static void
1046 _item_disable_hook(Elm_Object_Item *it)
1047 {
1048    Widget_Data *wd;
1049    Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1050
1051    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
1052    if (!wd) return;
1053
1054    if (elm_widget_item_disabled_get(it))
1055      edje_object_signal_emit(VIEW(ctxpopup_it), "elm,state,disabled", "elm");
1056    else
1057      edje_object_signal_emit(VIEW(ctxpopup_it), "elm,state,enabled", "elm");
1058 }
1059
1060 static void
1061 _item_signal_emit_hook(Elm_Object_Item *it, const char *emission,
1062                        const char *source)
1063 {
1064    Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1065    edje_object_signal_emit(VIEW(ctxpopup_it), emission, source);
1066 }
1067
1068 static void
1069 _bg_clicked_cb(void *data, Evas_Object *obj __UNUSED__,
1070                const char *emission __UNUSED__, const char *source __UNUSED__)
1071 {
1072    Widget_Data *wd = elm_widget_data_get(data);
1073    if (!wd) return;
1074    _hide_signal_emit(data, wd->dir);
1075 }
1076
1077 static void
1078 _ctxpopup_show(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
1079                void *event_info __UNUSED__)
1080 {
1081    Widget_Data *wd;
1082    Eina_List *elist;
1083    Elm_Ctxpopup_Item *item;
1084    int idx = 0;
1085
1086    wd = elm_widget_data_get(obj);
1087    if (!wd) return;
1088
1089    if ((!wd->items) && (!wd->content)) return;
1090
1091    wd->visible = EINA_TRUE;
1092
1093    evas_object_show(wd->bg);
1094    evas_object_show(wd->base);
1095    evas_object_show(wd->arrow);
1096
1097    edje_object_signal_emit(wd->bg, "elm,state,show", "elm");
1098
1099    EINA_LIST_FOREACH(wd->items, elist, item)
1100      {
1101        if (idx++ == 0)
1102          edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
1103        else
1104          {
1105            if(!wd->horizontal)
1106              edje_object_signal_emit(VIEW(item), "elm,state,vertical", "elm");
1107            else
1108              edje_object_signal_emit(VIEW(item), "elm,state,horizontal", "elm");
1109          }
1110      }
1111
1112    edje_object_signal_emit(wd->base, "elm,state,show", "elm");
1113
1114    _sizing_eval(obj);
1115
1116    elm_object_focus_set(obj, EINA_TRUE);
1117 }
1118
1119 static void
1120 _hide_finished(void *data, Evas_Object *obj __UNUSED__,
1121                const char *emission __UNUSED__, const char *source __UNUSED__)
1122 {
1123    _hide(data);
1124 }
1125
1126 static void
1127 _hide(Evas_Object *obj)
1128 {
1129    _ctxpopup_hide(NULL, NULL, obj, NULL);
1130    evas_object_smart_callback_call(obj, SIG_DISMISSED, NULL);
1131 }
1132
1133 static void
1134 _ctxpopup_hide(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
1135                void *event_info __UNUSED__)
1136 {
1137    Widget_Data *wd = elm_widget_data_get(obj);
1138    if ((!wd) || (!wd->visible)) return;
1139
1140    evas_object_hide(wd->bg);
1141    evas_object_hide(wd->arrow);
1142    evas_object_hide(wd->base);
1143
1144    _scroller_size_reset(wd);
1145
1146    wd->visible = EINA_FALSE;
1147 }
1148
1149 static void
1150 _content_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__,
1151                 void *event_info __UNUSED__)
1152 {
1153    Widget_Data *wd = elm_widget_data_get(data);
1154    if (!wd) return;
1155    elm_box_recalculate(wd->box);
1156    _sizing_eval(data);
1157 }
1158
1159 static void
1160 _scroller_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj,
1161                  void *event_info __UNUSED__)
1162 {
1163    Widget_Data *wd;
1164    Evas_Coord w, h;
1165
1166    wd = elm_widget_data_get(data);
1167    if (!wd) return;
1168    if (!wd->visible) return;
1169    if (wd->finished) return;
1170
1171    evas_object_geometry_get(obj, 0, 0, &w, &h);
1172
1173    if (w != 0 && h != 0)
1174      {
1175         if ((w <= wd->max_sc_w) && (h <= wd->max_sc_h))
1176           {
1177              _sizing_eval(data);
1178              wd->finished = EINA_TRUE;
1179              return;
1180           }
1181      }
1182
1183    if (wd->max_sc_w < w)
1184      wd->max_sc_w = w;
1185    if (wd->max_sc_h < h)
1186      wd->max_sc_h = h;
1187
1188    _sizing_eval(data);
1189 }
1190
1191 static void
1192 _ctxpopup_move(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
1193                void *event_info __UNUSED__)
1194 {
1195    Widget_Data *wd;
1196
1197    wd = elm_widget_data_get(obj);
1198
1199    if (!wd) return;
1200
1201    if (wd->visible)
1202      evas_object_show(wd->arrow);
1203
1204    _scroller_size_reset(wd);
1205    _sizing_eval(obj);
1206 }
1207
1208 static void
1209 _restack(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
1210 {
1211    Widget_Data *wd = elm_widget_data_get(obj);
1212    if (!wd) return;
1213    evas_object_layer_set(wd->bg,
1214                          evas_object_layer_get(obj));
1215    evas_object_layer_set(wd->base,
1216                          evas_object_layer_get(obj));
1217 }
1218
1219 static void
1220 _item_select_cb(void *data, Evas_Object *obj __UNUSED__,
1221                 const char *emission __UNUSED__, const char *source __UNUSED__)
1222 {
1223    Elm_Ctxpopup_Item *item = data;
1224
1225    if (!item) return;
1226    if (elm_widget_item_disabled_get(item)) return;
1227
1228    if (item->func)
1229      item->func((void*)item->base.data, WIDGET(item), data);
1230 }
1231
1232 static void
1233 _item_icon_set(Elm_Ctxpopup_Item *item, Evas_Object *icon)
1234 {
1235    if (item->icon)
1236      evas_object_del(item->icon);
1237
1238    item->icon = icon;
1239    if (!icon) return;
1240
1241    edje_object_part_swallow(VIEW(item), "elm.swallow.icon", item->icon);
1242    edje_object_message_signal_process(VIEW(item));
1243 }
1244
1245 static void
1246 _item_label_set(Elm_Ctxpopup_Item *item, const char *label)
1247 {
1248    if (!eina_stringshare_replace(&item->label, label))
1249      return;
1250
1251    edje_object_part_text_set(VIEW(item), "elm.text", label);
1252    edje_object_message_signal_process(VIEW(item));
1253 }
1254
1255 static void
1256 _item_new(Elm_Ctxpopup_Item *item, char *group_name)
1257 {
1258    Widget_Data *wd;
1259
1260    wd = elm_widget_data_get(WIDGET(item));
1261    if (!wd) return;
1262
1263    VIEW(item) = edje_object_add(evas_object_evas_get(wd->base));
1264    edje_object_mirrored_set(VIEW(item), elm_widget_mirrored_get(WIDGET(item)));
1265    _elm_theme_object_set(WIDGET(item), VIEW(item), "ctxpopup", group_name,
1266                          elm_widget_style_get(WIDGET(item)));
1267    edje_object_signal_callback_add(VIEW(item), "elm,action,click", "",
1268                                    _item_select_cb, item);
1269    evas_object_size_hint_align_set(VIEW(item), EVAS_HINT_FILL, EVAS_HINT_FILL);
1270    evas_object_show(VIEW(item));
1271 }
1272
1273 static void
1274 _content_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__,
1275              void *event_info __UNUSED__)
1276 {
1277    elm_object_content_unset(data);
1278 }
1279
1280 static void
1281 _list_del(Widget_Data *wd)
1282 {
1283    if (!wd->scr) return;
1284
1285    edje_object_part_unswallow(wd->base, wd->scr);
1286    evas_object_del(wd->scr);
1287    wd->scr = NULL;
1288    wd->box = NULL;
1289 }
1290
1291 static void
1292 _list_new(Evas_Object *obj)
1293 {
1294    Widget_Data *wd;
1295    wd = elm_widget_data_get(obj);
1296    if (!wd) return;
1297
1298    //scroller
1299    wd->scr = elm_scroller_add(obj);
1300    elm_object_style_set(wd->scr, "ctxpopup");
1301    evas_object_size_hint_align_set(wd->scr, EVAS_HINT_FILL, EVAS_HINT_FILL);
1302    evas_object_event_callback_add(wd->scr, EVAS_CALLBACK_RESIZE,
1303                                   _scroller_resize, obj);
1304    edje_object_part_swallow(wd->base, "elm.swallow.content", wd->scr);
1305
1306    //box
1307    wd->box = elm_box_add(obj);
1308    evas_object_size_hint_weight_set(wd->box, EVAS_HINT_EXPAND,
1309                                     EVAS_HINT_EXPAND);
1310
1311    elm_object_content_set(wd->scr, wd->box);
1312    elm_ctxpopup_horizontal_set(obj, wd->horizontal);
1313 }
1314
1315 static void
1316 _remove_items(Widget_Data *wd)
1317 {
1318    Eina_List *elist;
1319    Elm_Ctxpopup_Item *item;
1320
1321    if (!wd->items) return;
1322
1323    EINA_LIST_FOREACH(wd->items, elist, item)
1324      {
1325         if (item->label)
1326           eina_stringshare_del(item->label);
1327         if (item->icon)
1328           evas_object_del(item->icon);
1329         wd->items = eina_list_remove(wd->items, item);
1330         elm_widget_item_free(item);
1331      }
1332
1333    wd->items = NULL;
1334 }
1335
1336 static Eina_Bool
1337 _item_del_pre_hook(Elm_Object_Item *it)
1338 {
1339    Widget_Data *wd;
1340    Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1341
1342    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
1343    if (!wd) return EINA_FALSE;
1344
1345    if (ctxpopup_it->icon)
1346      evas_object_del(ctxpopup_it->icon);
1347    if (VIEW(ctxpopup_it))
1348      evas_object_del(VIEW(ctxpopup_it));
1349
1350    eina_stringshare_del(ctxpopup_it->label);
1351
1352    wd->items = eina_list_remove(wd->items, ctxpopup_it);
1353
1354    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1355
1356    if (eina_list_count(wd->items) < 1)
1357      {
1358         evas_object_hide(WIDGET(ctxpopup_it));
1359         return EINA_TRUE;
1360      }
1361
1362    if (wd->visible)
1363      _sizing_eval(WIDGET(ctxpopup_it));
1364
1365    return EINA_TRUE;
1366 }
1367
1368 EAPI Evas_Object *
1369 elm_ctxpopup_add(Evas_Object *parent)
1370 {
1371    Evas_Object *obj;
1372    Evas *e;
1373    Widget_Data *wd;
1374
1375    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
1376
1377    ELM_SET_WIDTYPE(widtype, "ctxpopup");
1378    elm_widget_type_set(obj, "ctxpopup");
1379    elm_widget_data_set(obj, wd);
1380    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
1381    elm_widget_del_hook_set(obj, _del_hook);
1382    elm_widget_theme_hook_set(obj, _theme_hook);
1383    elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
1384    elm_widget_can_focus_set(obj, EINA_TRUE);
1385    elm_widget_event_hook_set(obj, _event_hook);
1386    elm_widget_content_set_hook_set(obj, _content_set_hook);
1387    elm_widget_content_unset_hook_set(obj, _content_unset_hook);
1388    elm_widget_content_get_hook_set(obj, _content_get_hook);
1389
1390    //Background
1391    wd->bg = edje_object_add(e);
1392    elm_widget_sub_object_add(obj, wd->bg);
1393    _elm_theme_object_set(obj, wd->bg, "ctxpopup", "bg", "default");
1394    edje_object_signal_callback_add(wd->bg,
1395                                    "elm,action,click",
1396                                    "",
1397                                    _bg_clicked_cb,
1398                                     obj);
1399    //Base
1400    wd->base = edje_object_add(e);
1401    elm_widget_sub_object_add(obj, wd->base);
1402    _elm_theme_object_set(obj, wd->base, "ctxpopup", "base", "default");
1403    edje_object_signal_callback_add(wd->base, "elm,action,hide,finished", "",
1404                                    _hide_finished, obj);
1405
1406    //Arrow
1407    wd->arrow = edje_object_add(e);
1408    elm_widget_sub_object_add(obj, wd->arrow);
1409    _elm_theme_object_set(obj, wd->arrow, "ctxpopup", "arrow", "default");
1410
1411    wd->dir_priority[0] = ELM_CTXPOPUP_DIRECTION_UP;
1412    wd->dir_priority[1] = ELM_CTXPOPUP_DIRECTION_LEFT;
1413    wd->dir_priority[2] = ELM_CTXPOPUP_DIRECTION_RIGHT;
1414    wd->dir_priority[3] = ELM_CTXPOPUP_DIRECTION_DOWN;
1415    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1416
1417    evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW, _ctxpopup_show,
1418                                   NULL);
1419    evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE, _ctxpopup_hide,
1420                                   NULL);
1421    evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _ctxpopup_move,
1422                                   NULL);
1423    evas_object_event_callback_add(obj, EVAS_CALLBACK_RESTACK, _restack, obj);
1424    evas_object_smart_callback_add(obj, "scroll-freeze-on", _freeze_on, obj);
1425    evas_object_smart_callback_add(obj, "scroll-freeze-off", _freeze_off, obj);
1426    evas_object_smart_callback_add(obj, "scroll-hold-on", _hold_on, obj);
1427    evas_object_smart_callback_add(obj, "scroll-hold-off", _hold_off, obj);
1428
1429    evas_object_smart_callbacks_descriptions_set(obj, _signals);
1430
1431    //default parent is to be hover parent
1432    elm_ctxpopup_hover_parent_set(obj, parent);
1433
1434    return obj;
1435 }
1436
1437 EAPI void
1438 elm_ctxpopup_hover_parent_set(Evas_Object *obj, Evas_Object *parent)
1439 {
1440    ELM_CHECK_WIDTYPE(obj, widtype);
1441
1442    Widget_Data *wd;
1443    Evas_Coord x, y, w, h;
1444
1445    wd = elm_widget_data_get(obj);
1446    if ((!wd) || (!parent)) return;
1447
1448    _parent_cut_off(obj);
1449
1450    if (parent)
1451      {
1452         evas_object_event_callback_add(parent,
1453                                        EVAS_CALLBACK_DEL,
1454                                        _parent_del,
1455                                        obj);
1456         evas_object_event_callback_add(parent,
1457                                        EVAS_CALLBACK_MOVE,
1458                                        _parent_move,
1459                                        obj);
1460         evas_object_event_callback_add(parent,
1461                                        EVAS_CALLBACK_RESIZE,
1462                                        _parent_resize,
1463                                        obj);
1464      }
1465
1466    elm_widget_sub_object_add(parent, obj);
1467    wd->parent = parent;
1468
1469    //Update Background
1470    evas_object_geometry_get(parent, &x, &y, &w, &h);
1471    evas_object_move(wd->bg, x, y);
1472    evas_object_resize(wd->bg, w, h);
1473
1474    if (wd->visible) _sizing_eval(obj);
1475 }
1476
1477 EAPI Evas_Object *
1478 elm_ctxpopup_hover_parent_get(const Evas_Object *obj)
1479 {
1480    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1481
1482    Widget_Data *wd;
1483
1484    wd = elm_widget_data_get(obj);
1485    if (!wd) return NULL;
1486
1487    return wd->parent;
1488 }
1489
1490 EAPI void
1491 elm_ctxpopup_clear(Evas_Object * obj)
1492 {
1493    ELM_CHECK_WIDTYPE(obj, widtype);
1494
1495    Widget_Data *wd = elm_widget_data_get(obj);
1496    if (!wd) return;
1497
1498    _remove_items(wd);
1499    _list_del(wd);
1500    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1501 }
1502
1503 EAPI void
1504 elm_ctxpopup_horizontal_set(Evas_Object *obj, Eina_Bool horizontal)
1505 {
1506    ELM_CHECK_WIDTYPE(obj, widtype);
1507
1508    Widget_Data *wd;
1509    Eina_List *elist;
1510    Elm_Ctxpopup_Item *item;
1511    int idx = 0;
1512
1513    wd = elm_widget_data_get(obj);
1514    if (!wd) return;
1515
1516    wd->horizontal = !!horizontal;
1517
1518    if ((!wd->scr) && (!wd->box))
1519       return;
1520
1521    if (!horizontal)
1522      {
1523         elm_box_horizontal_set(wd->box, EINA_FALSE);
1524         elm_scroller_bounce_set(wd->scr, EINA_FALSE, EINA_TRUE);
1525
1526         EINA_LIST_FOREACH(wd->items, elist, item)
1527           {
1528              if (idx++ == 0)
1529                edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
1530              else
1531                edje_object_signal_emit(VIEW(item), "elm,state,vertical", "elm");
1532           }
1533      }
1534    else
1535      {
1536         elm_box_horizontal_set(wd->box, EINA_TRUE);
1537         elm_scroller_bounce_set(wd->scr, EINA_TRUE, EINA_FALSE);
1538
1539         EINA_LIST_FOREACH(wd->items, elist, item)
1540           {
1541              if (idx++ == 0)
1542                edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
1543              else
1544                edje_object_signal_emit(VIEW(item), "elm,state,horizontal", "elm");
1545           }
1546      }
1547
1548    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1549
1550    if (wd->visible)
1551       _sizing_eval(obj);
1552 }
1553
1554 EAPI Eina_Bool
1555 elm_ctxpopup_horizontal_get(const Evas_Object *obj)
1556 {
1557    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1558
1559    Widget_Data *wd;
1560
1561    wd = elm_widget_data_get(obj);
1562    if (!wd) return EINA_FALSE;
1563
1564    return wd->horizontal;
1565 }
1566
1567 EAPI Elm_Object_Item *
1568 elm_ctxpopup_item_append(Evas_Object *obj, const char *label,
1569                          Evas_Object *icon, Evas_Smart_Cb func,
1570                          const void *data)
1571 {
1572    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1573
1574    Widget_Data *wd;
1575    Evas_Object *content;
1576    Elm_Ctxpopup_Item *item;
1577
1578    wd = elm_widget_data_get(obj);
1579    if (!wd) return NULL;
1580
1581    item = elm_widget_item_new(obj, Elm_Ctxpopup_Item);
1582    if (!item) return NULL;
1583
1584    elm_widget_item_del_pre_hook_set(item, _item_del_pre_hook);
1585    elm_widget_item_disable_hook_set(item, _item_disable_hook);
1586    elm_widget_item_text_set_hook_set(item, _item_text_set_hook);
1587    elm_widget_item_text_get_hook_set(item, _item_text_get_hook);
1588    elm_widget_item_content_set_hook_set(item, _item_content_set_hook);
1589    elm_widget_item_content_get_hook_set(item, _item_content_get_hook);
1590    elm_widget_item_signal_emit_hook_set(item, _item_signal_emit_hook);
1591
1592    //The first item is appended.
1593    content = elm_object_content_unset(obj);
1594    if (content) evas_object_del(content);
1595
1596    if (!wd->items)
1597      _list_new(obj);
1598
1599    item->func = func;
1600    item->base.data = data;
1601
1602    if (icon && label)
1603      _item_new(item, "icon_text_style_item");
1604    else if (label)
1605      _item_new(item, "text_style_item");
1606    else
1607      _item_new(item, "icon_style_item");
1608
1609    _item_icon_set(item, icon);
1610    _item_label_set(item, label);
1611    elm_box_pack_end(wd->box, VIEW(item));
1612    wd->items = eina_list_append(wd->items, item);
1613    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1614
1615    if (wd->visible)
1616      {
1617         _scroller_size_reset(wd);
1618         _sizing_eval(obj);
1619      }
1620
1621    return (Elm_Object_Item *)item;
1622 }
1623
1624 EAPI void
1625 elm_ctxpopup_direction_priority_set(Evas_Object *obj,
1626                                     Elm_Ctxpopup_Direction first,
1627                                     Elm_Ctxpopup_Direction second,
1628                                     Elm_Ctxpopup_Direction third,
1629                                     Elm_Ctxpopup_Direction fourth)
1630 {
1631    ELM_CHECK_WIDTYPE(obj, widtype);
1632    Widget_Data *wd;
1633
1634    wd = elm_widget_data_get(obj);
1635    if (!wd) return;
1636
1637    wd->dir_priority[0] = first;
1638    wd->dir_priority[1] = second;
1639    wd->dir_priority[2] = third;
1640    wd->dir_priority[3] = fourth;
1641
1642    if (wd->visible)
1643      _sizing_eval(obj);
1644 }
1645
1646 EAPI void
1647 elm_ctxpopup_direction_priority_get(Evas_Object *obj,
1648                                     Elm_Ctxpopup_Direction *first,
1649                                     Elm_Ctxpopup_Direction *second,
1650                                     Elm_Ctxpopup_Direction *third,
1651                                     Elm_Ctxpopup_Direction *fourth)
1652 {
1653    ELM_CHECK_WIDTYPE(obj, widtype);
1654    Widget_Data *wd;
1655
1656    wd = elm_widget_data_get(obj);
1657    if (!wd) return;
1658
1659    if (first) *first = wd->dir_priority[0];
1660    if (second) *second = wd->dir_priority[1];
1661    if (third) *third = wd->dir_priority[2];
1662    if (fourth) *fourth = wd->dir_priority[3];
1663 }
1664
1665 EAPI Elm_Ctxpopup_Direction
1666 elm_ctxpopup_direction_get(const Evas_Object *obj)
1667 {
1668    ELM_CHECK_WIDTYPE(obj, widtype) ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1669    Widget_Data *wd;
1670
1671    wd = elm_widget_data_get(obj);
1672    if (!wd) return ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1673    return wd->dir;
1674 }
1675
1676 EAPI void
1677 elm_ctxpopup_dismiss(Evas_Object *obj)
1678 {
1679    ELM_CHECK_WIDTYPE(obj, widtype);
1680    Widget_Data *wd = elm_widget_data_get(obj);
1681    if (!wd) return;
1682    _hide_signal_emit(obj, wd->dir);
1683 }