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 _ctxpopup_hide(void *data,
 114                            Evas *e,
 115                            Evas_Object *obj,
 116                            void *event_info);
 117 static void _content_resize(void *data,
 118                             Evas *e,
 119                             Evas_Object *obj,
 120                             void *event_info);
 121 static void _scroller_resize(void *data,
 122                              Evas *e,
 123                              Evas_Object *obj,
 124                              void *event_info);
 125 static void _ctxpopup_move(void *data,
 126                            Evas *e,
 127                            Evas_Object *obj,
 128                            void *event_info);
 129 static void _restack(void *data, Evas *e, Evas_Object *obj, void *event_info);
 130 static void _item_select_cb(void *data, Evas_Object *obj,
 131                             const char *emission,
 132                             const char *source);
 133 static void _item_icon_set(Elm_Ctxpopup_Item *item, Evas_Object *icon);
 134 static void _item_label_set(Elm_Ctxpopup_Item *item, const char *label);
 135 static void _item_new(Elm_Ctxpopup_Item *item, char *group_name);
 136 static void _content_del(void *data,
 137                          Evas *e,
 138                          Evas_Object *obj,
 139                          void *event_info);
 140 static void _list_del(Widget_Data *wd);
 141 static void _list_new(Evas_Object *obj);
 142 static void _remove_items(Widget_Data * wd);
 143 static void _disable_hook(Evas_Object *obj);
 144 static void _signal_emit_hook(Evas_Object *obj, const char *emission, const char *source);
 145 static void _signal_callback_add_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data);
 146 static void _signal_callback_del_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data);
 147
 148 static const char SIG_DISMISSED[] = "dismissed";
 149
 150 static const Evas_Smart_Cb_Description _signals[] = {
 151    {SIG_DISMISSED, ""},
 152    {NULL, NULL}
 153 };
 154
 155 static void
 156 _freeze_on(void *data __UNUSED__, Evas_Object *obj,
 157            void *event_info __UNUSED__)
 158 {
 159    Widget_Data *wd = elm_widget_data_get(obj);
 160
 161    if ((!wd) || (!wd->scr)) return;
 162    elm_object_scroll_freeze_push(wd->scr);
 163 }
 164
 165 static void
 166 _freeze_off(void *data __UNUSED__, Evas_Object *obj,
 167             void *event_info __UNUSED__)
 168 {
 169    Widget_Data *wd = elm_widget_data_get(obj);
 170
 171    if ((!wd) || (!wd->scr)) return;
 172    elm_object_scroll_freeze_pop(wd->scr);
 173 }
 174
 175 static void
 176 _hold_on(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
 177 {
 178    Widget_Data *wd = elm_widget_data_get(obj);
 179
 180    if ((!wd) || (!wd->scr)) return;
 181    elm_object_scroll_hold_push(wd->scr);
 182 }
 183
 184 static void
 185 _hold_off(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
 186 {
 187    Widget_Data *wd = elm_widget_data_get(obj);
 188
 189    if ((!wd) || (!wd->scr)) return;
 190    elm_object_scroll_hold_pop(wd->scr);
 191 }
 192
 193 static void
 194 _scroller_size_reset(Widget_Data *wd)
 195 {
 196    wd->finished = EINA_FALSE;
 197    wd->max_sc_h = -1;
 198    wd->max_sc_w = -1;
 199 }
 200
 201 static void
 202 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
 203 {
 204    Widget_Data *wd = elm_widget_data_get(obj);
 205    if (!wd) return;
 206
 207    if (elm_widget_focus_get(obj))
 208      {
 209         //FIXME:
 210      }
 211    else
 212      {
 213         //FIXME:
 214      }
 215 }
 216
 217 static Eina_Bool
 218 _event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__,
 219             Evas_Callback_Type type, void *event_info)
 220 {
 221    Evas_Event_Key_Down *ev;
 222    Widget_Data *wd;
 223
 224    if (type != EVAS_CALLBACK_KEY_DOWN)
 225      return EINA_FALSE;
 226    wd = elm_widget_data_get(obj);
 227    if (!wd) return EINA_FALSE;
 228
 229    ev = event_info;
 230    if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
 231    if (strcmp(ev->keyname, "Escape")) return EINA_FALSE;
 232
 233    evas_object_hide(obj);
 234    ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
 235    return EINA_TRUE;
 236 }
 237
 238 static void
 239 _parent_cut_off(Evas_Object *obj)
 240 {
 241    Widget_Data *wd = elm_widget_data_get(obj);
 242
 243    if (!wd) return;
 244
 245    evas_object_event_callback_del_full(wd->parent,
 246                                        EVAS_CALLBACK_DEL,
 247                                        _parent_del,
 248                                        obj);
 249    evas_object_event_callback_del_full(wd->parent,
 250                                        EVAS_CALLBACK_MOVE,
 251                                        _parent_move,
 252                                        obj);
 253    evas_object_event_callback_del_full(wd->parent,
 254                                        EVAS_CALLBACK_RESIZE,
 255                                        _parent_resize,
 256                                        obj);
 257
 258    elm_widget_sub_object_del(wd->parent, obj);
 259 }
 260
 261 static void
 262 _parent_resize(void *data,
 263                Evas *e __UNUSED__,
 264                Evas_Object *obj __UNUSED__,
 265                void *event_info __UNUSED__)
 266 {
 267    Widget_Data *wd = elm_widget_data_get(data);
 268    if (!wd) return;
 269
 270    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 271
 272    evas_object_hide(data);
 273 }
 274
 275 static void
 276 _parent_move(void *data,
 277              Evas *e __UNUSED__,
 278              Evas_Object *obj __UNUSED__,
 279              void *event_info __UNUSED__)
 280 {
 281    Widget_Data *wd = elm_widget_data_get(data);
 282
 283    if (!wd) return;
 284
 285    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 286
 287    if (wd->visible)
 288      {
 289         _scroller_size_reset(wd);
 290         _sizing_eval(obj);
 291      }
 292 }
 293
 294 static void
 295 _parent_del(void *data,
 296             Evas *e __UNUSED__,
 297             Evas_Object *obj __UNUSED__,
 298             void *event_info __UNUSED__)
 299 {
 300    evas_object_del(data);
 301 }
 302
 303 static void
 304 _item_sizing_eval(Elm_Ctxpopup_Item *item)
 305 {
 306    Evas_Coord min_w = -1, min_h = -1, max_w = -1, max_h = -1;
 307
 308    if (!item) return;
 309
 310    edje_object_size_min_restricted_calc(VIEW(item), &min_w, &min_h, min_w,
 311                                         min_h);
 312    evas_object_size_hint_min_set(VIEW(item), min_w, min_h);
 313    evas_object_size_hint_max_set(VIEW(item), max_w, max_h);
 314 }
 315
 316 static void
 317 _adjust_pos_x(Evas_Coord_Point *pos, Evas_Coord_Point *base_size,
 318               Evas_Coord_Rectangle *hover_area)
 319 {
 320    pos->x -= (base_size->x / 2);
 321
 322    if (pos->x < hover_area->x)
 323      pos->x = hover_area->x;
 324    else if ((pos->x + base_size->x) > (hover_area->x + hover_area->w))
 325      pos->x = (hover_area->x + hover_area->w) - base_size->x;
 326
 327    if (base_size->x > hover_area->w)
 328      base_size->x -= (base_size->x - hover_area->w);
 329
 330    if (pos->x < hover_area->x)
 331      pos->x = hover_area->x;
 332 }
 333
 334 static void
 335 _adjust_pos_y(Evas_Coord_Point *pos, Evas_Coord_Point *base_size,
 336               Evas_Coord_Rectangle *hover_area)
 337 {
 338    pos->y -= (base_size->y / 2);
 339
 340    if (pos->y < hover_area->y)
 341      pos->y = hover_area->y;
 342    else if ((pos->y + base_size->y) > (hover_area->y + hover_area->h))
 343      pos->y = hover_area->y + hover_area->h - base_size->y;
 344
 345    if (base_size->y > hover_area->h)
 346      base_size->y -= (base_size->y - hover_area->h);
 347
 348    if (pos->y < hover_area->y)
 349      pos->y = hover_area->y;
 350 }
 351
 352 static Elm_Ctxpopup_Direction
 353 _calc_base_geometry(Evas_Object *obj, Evas_Coord_Rectangle *rect)
 354 {
 355    Widget_Data *wd;
 356    Evas_Coord_Point pos = {0, 0};
 357    Evas_Coord_Point base_size;
 358    Evas_Coord_Point max_size;
 359    Evas_Coord_Point min_size;
 360    Evas_Coord_Rectangle hover_area;
 361    Evas_Coord_Point arrow_size;
 362    Elm_Ctxpopup_Direction dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 363    Evas_Coord_Point temp;
 364    int idx;
 365
 366    wd = elm_widget_data_get(obj);
 367
 368    if ((!wd) || (!rect))
 369      return ELM_CTXPOPUP_DIRECTION_DOWN;
 370
 371    edje_object_part_geometry_get(wd->arrow, "ctxpopup_arrow", NULL, NULL,
 372                                  &arrow_size.x, &arrow_size.y);
 373    evas_object_resize(wd->arrow, arrow_size.x, arrow_size.y);
 374
 375    //Initialize Area Rectangle.
 376    evas_object_geometry_get(wd->parent,
 377                             &hover_area.x,
 378                             &hover_area.y,
 379                             &hover_area.w,
 380                             &hover_area.h);
 381
 382    evas_object_geometry_get(obj, &pos.x, &pos.y, NULL, NULL);
 383
 384    //recalc the edje
 385    edje_object_size_min_calc(wd->base, &base_size.x, &base_size.y);
 386    evas_object_smart_calculate(wd->base);
 387
 388    //Limit to Max Size
 389    evas_object_size_hint_max_get(obj, &max_size.x, &max_size.y);
 390
 391    if ((max_size.y > 0) && (base_size.y > max_size.y))
 392      base_size.y = max_size.y;
 393
 394    if ((max_size.x > 0) && (base_size.x > max_size.x))
 395      base_size.x = max_size.x;
 396
 397    //Limit to Min Size
 398    evas_object_size_hint_min_get(obj, &min_size.x, &min_size.y);
 399
 400    if ((min_size.y > 0) && (base_size.y < min_size.y))
 401      base_size.y = min_size.y;
 402
 403    if ((min_size.x > 0) && (base_size.x < min_size.x))
 404      base_size.x = min_size.x;
 405
 406    //Check the Which direction is available.
 407    //If find a avaialble direction, it adjusts position and size.
 408    for (idx = 0; idx < 4; idx++)
 409      {
 410         switch (wd->dir_priority[idx])
 411           {
 412            case ELM_CTXPOPUP_DIRECTION_UNKNOWN:
 413            case ELM_CTXPOPUP_DIRECTION_UP:
 414               temp.y = (pos.y - base_size.y);
 415               if ((temp.y - arrow_size.y) < hover_area.y)
 416                 continue;
 417               _adjust_pos_x(&pos, &base_size, &hover_area);
 418               pos.y -= base_size.y;
 419               dir = ELM_CTXPOPUP_DIRECTION_UP;
 420               break;
 421            case ELM_CTXPOPUP_DIRECTION_LEFT:
 422               temp.x = (pos.x - base_size.x);
 423               if ((temp.x - arrow_size.x) < hover_area.x)
 424                 continue;
 425               _adjust_pos_y(&pos, &base_size, &hover_area);
 426               pos.x -= base_size.x;
 427               dir = ELM_CTXPOPUP_DIRECTION_LEFT;
 428               break;
 429            case ELM_CTXPOPUP_DIRECTION_RIGHT:
 430               temp.x = (pos.x + base_size.x);
 431               if ((temp.x + arrow_size.x) >
 432                   (hover_area.x + hover_area.w))
 433                 continue;
 434               _adjust_pos_y(&pos, &base_size, &hover_area);
 435               dir = ELM_CTXPOPUP_DIRECTION_RIGHT;
 436               break;
 437            case ELM_CTXPOPUP_DIRECTION_DOWN:
 438               temp.y = (pos.y + base_size.y);
 439               if ((temp.y + arrow_size.y) >
 440                   (hover_area.y + hover_area.h))
 441                 continue;
 442               _adjust_pos_x(&pos, &base_size, &hover_area);
 443               dir = ELM_CTXPOPUP_DIRECTION_DOWN;
 444               break;
 445            default:
 446               break;
 447           }
 448         break;
 449      }
 450
 451    //In this case, all directions are invalid because of lack of space.
 452    if (idx == 4)
 453      {
 454         Evas_Coord length[2];
 455
 456         if(!wd->horizontal)
 457           {
 458              length[0] = pos.y - hover_area.y;
 459              length[1] = (hover_area.y + hover_area.h) - pos.y;
 460
 461              // ELM_CTXPOPUP_DIRECTION_UP
 462              if (length[0] > length[1])
 463                {
 464                   _adjust_pos_x(&pos, &base_size, &hover_area);
 465                   pos.y -= base_size.y;
 466                   dir = ELM_CTXPOPUP_DIRECTION_UP;
 467                   if (pos.y < (hover_area.y + arrow_size.y))
 468                     {
 469                        base_size.y -= ((hover_area.y + arrow_size.y) - pos.y);
 470                        pos.y = hover_area.y + arrow_size.y;
 471                     }
 472                }
 473              //ELM_CTXPOPUP_DIRECTION_DOWN
 474              else
 475                {
 476                   _adjust_pos_x(&pos, &base_size, &hover_area);
 477                   dir = ELM_CTXPOPUP_DIRECTION_DOWN;
 478                   if ((pos.y + arrow_size.y + base_size.y) >
 479                       (hover_area.y + hover_area.h))
 480                      base_size.y -=
 481                         ((pos.y + arrow_size.y + base_size.y) -
 482                          (hover_area.y + hover_area.h));
 483                }
 484           }
 485         else
 486           {
 487              length[0] = pos.x - hover_area.x;
 488              length[1] = (hover_area.x + hover_area.w) - pos.x;
 489
 490              //ELM_CTXPOPUP_DIRECTION_LEFT
 491              if (length[0] > length[1])
 492                {
 493                   _adjust_pos_y(&pos, &base_size, &hover_area);
 494                   pos.x -= base_size.x;
 495                   dir = ELM_CTXPOPUP_DIRECTION_LEFT;
 496                   if (pos.x < (hover_area.x + arrow_size.x))
 497                     {
 498                        base_size.x -= ((hover_area.x + arrow_size.x) - pos.x);
 499                        pos.x = hover_area.x + arrow_size.x;
 500                     }
 501                }
 502              //ELM_CTXPOPUP_DIRECTION_RIGHT
 503              else
 504                {
 505                   _adjust_pos_y(&pos, &base_size, &hover_area);
 506                   dir = ELM_CTXPOPUP_DIRECTION_RIGHT;
 507                   if (pos.x + (arrow_size.x + base_size.x) >
 508                       hover_area.x + hover_area.w)
 509                      base_size.x -=
 510                         ((pos.x + arrow_size.x + base_size.x) -
 511                          (hover_area.x + hover_area.w));
 512                }
 513           }
 514      }
 515
 516    //Final position and size.
 517    rect->x = pos.x;
 518    rect->y = pos.y;
 519    rect->w = base_size.x;
 520    rect->h = base_size.y;
 521
 522    return dir;
 523 }
 524
 525 static void
 526 _update_arrow(Evas_Object *obj, Elm_Ctxpopup_Direction dir,
 527               Evas_Coord_Rectangle base_size)
 528 {
 529    Evas_Coord x, y;
 530    Evas_Coord_Rectangle arrow_size;
 531    Widget_Data *wd;
 532    double drag;
 533
 534    wd = elm_widget_data_get(obj);
 535    if (!wd) return;
 536
 537    evas_object_geometry_get(obj, &x, &y, NULL, NULL);
 538    evas_object_geometry_get(wd->arrow, NULL, NULL, &arrow_size.w,
 539                             &arrow_size.h);
 540
 541    edje_object_part_unswallow(wd->base, wd->arrow);
 542
 543    switch (dir)
 544      {
 545       case ELM_CTXPOPUP_DIRECTION_RIGHT:
 546          edje_object_signal_emit(wd->arrow, "elm,state,left", "elm");
 547          edje_object_part_swallow(wd->base,
 548                                   "elm.swallow.arrow_left",
 549                                   wd->arrow);
 550          if (base_size.h > 0)
 551            {
 552               if (y < ((arrow_size.h * 0.5) + base_size.y))
 553                 y = 0;
 554               else if (y > base_size.y + base_size.h - (arrow_size.h * 0.5))
 555                 y = base_size.h - arrow_size.h;
 556               else
 557                 y = y - base_size.y - (arrow_size.h * 0.5);
 558               drag = (double) (y) / (double) (base_size.h - arrow_size.h);
 559               edje_object_part_drag_value_set(wd->base,
 560                                               "elm.swallow.arrow_left",
 561                                               1,
 562                                               drag);
 563            }
 564          break;
 565       case ELM_CTXPOPUP_DIRECTION_LEFT:
 566          edje_object_signal_emit(wd->arrow, "elm,state,right", "elm");
 567          edje_object_part_swallow(wd->base,
 568                                   "elm.swallow.arrow_right",
 569                                   wd->arrow);
 570          if (base_size.h > 0)
 571            {
 572               if (y < ((arrow_size.h * 0.5) + base_size.y))
 573                 y = 0;
 574               else if (y > (base_size.y + base_size.h - (arrow_size.h * 0.5)))
 575                 y = base_size.h - arrow_size.h;
 576               else
 577                 y = y - base_size.y - (arrow_size.h * 0.5);
 578               drag = (double) (y) / (double) (base_size.h - arrow_size.h);
 579               edje_object_part_drag_value_set(wd->base,
 580                                               "elm.swallow.arrow_right",
 581                                               0,
 582                                               drag);
 583            }
 584          break;
 585       case ELM_CTXPOPUP_DIRECTION_DOWN:
 586          edje_object_signal_emit(wd->arrow, "elm,state,top", "elm");
 587          edje_object_part_swallow(wd->base, "elm.swallow.arrow_up", wd->arrow);
 588          if (base_size.w > 0)
 589            {
 590               if (x < ((arrow_size.w * 0.5) + base_size.x))
 591                 x = 0;
 592               else if (x > (base_size.x + base_size.w - (arrow_size.w * 0.5)))
 593                 x = base_size.w - arrow_size.w;
 594               else
 595                 x = x - base_size.x - (arrow_size.w * 0.5);
 596               drag = (double) (x) / (double) (base_size.w - arrow_size.w);
 597               edje_object_part_drag_value_set(wd->base,
 598                                               "elm.swallow.arrow_up",
 599                                               drag,
 600                                               1);
 601            }
 602          break;
 603       case ELM_CTXPOPUP_DIRECTION_UP:
 604          edje_object_signal_emit(wd->arrow, "elm,state,bottom", "elm");
 605          edje_object_part_swallow(wd->base,
 606                                   "elm.swallow.arrow_down",
 607                                   wd->arrow);
 608          if (base_size.w > 0)
 609            {
 610               if (x < ((arrow_size.w * 0.5) + base_size.x))
 611                 x = 0;
 612               else if (x > (base_size.x + base_size.w - (arrow_size.w * 0.5)))
 613                 x = base_size.w - arrow_size.w;
 614               else x = x - base_size.x - (arrow_size.w * 0.5);
 615               drag = (double) (x) / (double) (base_size.w - arrow_size.w);
 616               edje_object_part_drag_value_set(wd->base,
 617                                               "elm.swallow.arrow_down",
 618                                               drag,
 619                                               0);
 620            }
 621          break;
 622       default:
 623          break;
 624      }
 625 }
 626
 627 //TODO: compress item - different from opensource
 628 static void
 629 _compress_item(Evas_Object *obj)
 630 {
 631    Widget_Data *wd;
 632    Eina_List *elist;
 633    Elm_Ctxpopup_Item *item;
 634
 635    wd = elm_widget_data_get(obj);
 636    if (!wd) return;
 637
 638    EINA_LIST_FOREACH(wd->items, elist, item)
 639      {
 640            edje_object_signal_emit(item->base.view, "elm,state,compress", "elm");
 641      }
 642 }
 643
 644 static void
 645 _hide_signal_emit(Evas_Object *obj, Elm_Ctxpopup_Direction dir)
 646 {
 647    Widget_Data *wd;
 648
 649    wd = elm_widget_data_get(obj);
 650    if (!wd->visible) return;
 651
 652    switch (dir)
 653      {
 654         case ELM_CTXPOPUP_DIRECTION_UP:
 655            edje_object_signal_emit(wd->base, "elm,state,hide,up", "elm");
 656            break;
 657         case ELM_CTXPOPUP_DIRECTION_LEFT:
 658            edje_object_signal_emit(wd->base, "elm,state,hide,left", "elm");
 659            break;
 660         case ELM_CTXPOPUP_DIRECTION_RIGHT:
 661            edje_object_signal_emit(wd->base, "elm,state,hide,right", "elm");
 662            break;
 663         case ELM_CTXPOPUP_DIRECTION_DOWN:
 664            edje_object_signal_emit(wd->base, "elm,state,hide,down", "elm");
 665            break;
 666         default:
 667            break;
 668      }
 669
 670    edje_object_signal_emit(wd->bg, "elm,state,hide", "elm");
 671 }
 672
 673 static void
 674 _show_signal_emit(Evas_Object *obj, Elm_Ctxpopup_Direction dir)
 675 {
 676    Widget_Data *wd;
 677
 678    wd = elm_widget_data_get(obj);
 679    if (wd->visible) return;
 680
 681    switch (dir)
 682      {
 683         case ELM_CTXPOPUP_DIRECTION_UP:
 684            edje_object_signal_emit(wd->base, "elm,state,show,up", "elm");
 685            break;
 686         case ELM_CTXPOPUP_DIRECTION_LEFT:
 687            edje_object_signal_emit(wd->base, "elm,state,show,left", "elm");
 688            break;
 689         case ELM_CTXPOPUP_DIRECTION_RIGHT:
 690            edje_object_signal_emit(wd->base, "elm,state,show,right", "elm");
 691            break;
 692         case ELM_CTXPOPUP_DIRECTION_DOWN:
 693            edje_object_signal_emit(wd->base, "elm,state,show,down", "elm");
 694            break;
 695         default:
 696            break;
 697      }
 698 }
 699
 700 static void
 701 _sizing_eval(Evas_Object *obj)
 702 {
 703    Widget_Data *wd;
 704    Eina_List *elist;
 705    Elm_Ctxpopup_Item *item;
 706    Evas_Coord_Rectangle rect = { 0, 0, 1, 1 };
 707    Evas_Coord_Point box_size = { 0, 0 };
 708    Evas_Coord_Point _box_size = { 0, 0 };
 709
 710    wd = elm_widget_data_get(obj);
 711    if (!wd) return;
 712    if (!wd->parent) return;
 713
 714    //Box, Scroller
 715    EINA_LIST_FOREACH(wd->items, elist, item)
 716      {
 717         _item_sizing_eval(item);
 718         evas_object_size_hint_min_get(VIEW(item), &_box_size.x, &_box_size.y);
 719         if (!wd->horizontal)
 720           {
 721              if (_box_size.x > box_size.x)
 722                box_size.x = _box_size.x;
 723              if (_box_size.y != -1)
 724                box_size.y += _box_size.y;
 725           }
 726         else
 727           {
 728              if (_box_size.x != -1)
 729                box_size.x += _box_size.x;
 730              if (_box_size.y > box_size.y)
 731                box_size.y = _box_size.y;
 732           }
 733      }
 734
 735    if (!wd->content)
 736      {
 737         evas_object_size_hint_min_set(wd->box, box_size.x, box_size.y);
 738         evas_object_size_hint_min_set(wd->scr, box_size.x, box_size.y);
 739      }
 740
 741    //Base
 742    wd->dir = _calc_base_geometry(obj, &rect);
 743
 744    //TODO: compress item - different from opensource
 745    if (!wd->horizontal && !wd->content)
 746      _compress_item(obj);
 747
 748    _show_signal_emit(obj, wd->dir);
 749    _update_arrow(obj, wd->dir, rect);
 750    _shift_base_by_arrow(wd->arrow, wd->dir, &rect);
 751
 752    //resize scroller according to final size.
 753    if (!wd->content)
 754      evas_object_smart_calculate(wd->scr);
 755
 756    evas_object_move(wd->base, rect.x, rect.y);
 757    evas_object_resize(wd->base, rect.w, rect.h);
 758 }
 759
 760 static void
 761 _shift_base_by_arrow(Evas_Object *arrow, Elm_Ctxpopup_Direction dir,
 762                      Evas_Coord_Rectangle *rect)
 763 {
 764    Evas_Coord arrow_w, arrow_h;
 765
 766    evas_object_geometry_get(arrow, NULL, NULL, &arrow_w, &arrow_h);
 767
 768    switch (dir)
 769      {
 770       case ELM_CTXPOPUP_DIRECTION_RIGHT:
 771          rect->x += arrow_w;
 772          break;
 773       case ELM_CTXPOPUP_DIRECTION_LEFT:
 774          rect->x -= arrow_w;
 775          break;
 776       case ELM_CTXPOPUP_DIRECTION_DOWN:
 777          rect->y += arrow_h;
 778          break;
 779       case ELM_CTXPOPUP_DIRECTION_UP:
 780          rect->y -= arrow_h;
 781          break;
 782       default:
 783          break;
 784      }
 785 }
 786
 787 static void
 788 _del_pre_hook(Evas_Object *obj)
 789 {
 790    Widget_Data *wd;
 791
 792    wd = elm_widget_data_get(obj);
 793    if (!wd) return;
 794
 795    evas_object_event_callback_del_full(wd->parent, EVAS_CALLBACK_RESIZE,
 796                                        _parent_resize, obj);
 797    evas_object_event_callback_del_full(wd->box, EVAS_CALLBACK_RESIZE,
 798                                        _content_resize, obj);
 799
 800    _parent_cut_off(obj);
 801 }
 802
 803 static void
 804 _del_hook(Evas_Object *obj)
 805 {
 806    Widget_Data *wd;
 807
 808    wd = elm_widget_data_get(obj);
 809    if (!wd) return;
 810
 811    elm_ctxpopup_clear(obj);
 812    evas_object_del(wd->arrow);
 813    evas_object_del(wd->base);
 814    free(wd);
 815 }
 816
 817 //FIXME: lost the content size when theme hook is called.
 818 static void
 819 _theme_hook(Evas_Object *obj)
 820 {
 821    Widget_Data *wd;
 822    Eina_List *elist;
 823    Elm_Ctxpopup_Item *item;
 824    int idx = 0;
 825    Eina_Bool rtl;
 826
 827    wd = elm_widget_data_get(obj);
 828    if (!wd) return;
 829
 830    _elm_widget_mirrored_reload(obj);
 831    rtl = elm_widget_mirrored_get(obj);
 832
 833    _elm_theme_object_set(obj, wd->bg, "ctxpopup", "bg",
 834                          elm_widget_style_get(obj));
 835    _elm_theme_object_set(obj, wd->base, "ctxpopup", "base",
 836                          elm_widget_style_get(obj));
 837    _elm_theme_object_set(obj, wd->arrow, "ctxpopup", "arrow",
 838                          elm_widget_style_get(obj));
 839
 840    //Items
 841    EINA_LIST_FOREACH(wd->items, elist, item)
 842      {
 843         edje_object_mirrored_set(VIEW(item), rtl);
 844
 845         if (item->label && item->icon)
 846           _elm_theme_object_set(obj, VIEW(item), "ctxpopup",
 847                                 "icon_text_style_item",
 848                                 elm_widget_style_get(obj));
 849         else if (item->label)
 850           _elm_theme_object_set(obj, VIEW(item), "ctxpopup", "text_style_item",
 851                                 elm_widget_style_get(obj));
 852         else if (item->icon)
 853           _elm_theme_object_set(obj, VIEW(item), "ctxpopup", "icon_style_item",
 854                                 elm_widget_style_get(obj));
 855         if (item->label)
 856           edje_object_part_text_set(VIEW(item), "elm.text", item->label);
 857
 858         if (elm_widget_item_disabled_get(item))
 859           edje_object_signal_emit(VIEW(item), "elm,state,disabled", "elm");
 860
 861        /*
 862         *  For separator, if the first item has visible separator,
 863         *  then it should be aligned with edge of the base part.
 864         *  In some cases, it gives improper display. Ex) rounded corner
 865         *  So the first item separator should be invisible.
 866         */
 867        if ((idx++) == 0)
 868          {
 869            if(!wd->horizontal)
 870              edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
 871            else
 872              edje_object_signal_emit(VIEW(item), "elm,state,text_horizontal", "elm");
 873          }
 874        else
 875          {
 876            if(!wd->horizontal)
 877              edje_object_signal_emit(VIEW(item), "elm,state,vertical", "elm");
 878            else
 879              edje_object_signal_emit(VIEW(item), "elm,state,horizontal", "elm");
 880          }
 881
 882         edje_object_message_signal_process(VIEW(item));
 883      }
 884
 885    if (evas_object_visible_get(wd->bg))
 886      edje_object_signal_emit(wd->bg, "elm,state,show", "elm");
 887
 888    if (wd->scr)
 889      {
 890         if (!strncmp(elm_object_style_get(obj), "default", strlen("default")))
 891            elm_object_style_set(wd->scr, "ctxpopup");
 892         else
 893            elm_object_style_set(wd->scr, elm_object_style_get(obj));
 894      }
 895
 896    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 897
 898    if (wd->visible)
 899      {
 900         _scroller_size_reset(wd);
 901         _sizing_eval(obj);
 902      }
 903 }
 904
 905 static void
 906 _content_set_hook(Evas_Object *obj, const char *part, Evas_Object *content)
 907 {
 908    ELM_CHECK_WIDTYPE(obj, widtype);
 909    Evas_Coord min_w = -1, min_h = -1;
 910
 911    Widget_Data *wd;
 912
 913    if (part && strcmp(part, "default")) return;
 914
 915    wd = elm_widget_data_get(obj);
 916    if ((!wd) || (!content)) return;
 917
 918    if (wd->items) elm_ctxpopup_clear(obj);
 919    if (wd->content) evas_object_del(wd->content);
 920
 921    //Use Box
 922    wd->box = elm_box_add(obj);
 923    evas_object_size_hint_weight_set(wd->box, EVAS_HINT_EXPAND,
 924                                     EVAS_HINT_EXPAND);
 925    evas_object_size_hint_weight_set(content, EVAS_HINT_EXPAND,
 926                                     EVAS_HINT_EXPAND);
 927    evas_object_size_hint_fill_set(content, EVAS_HINT_FILL,
 928                                   EVAS_HINT_FILL);
 929    evas_object_show(content);
 930    evas_object_size_hint_min_get(content, &min_w, &min_h);
 931    evas_object_size_hint_min_set(wd->box, min_w, min_h);
 932    elm_box_pack_end(wd->box, content);
 933
 934    evas_object_event_callback_add(wd->box, EVAS_CALLBACK_RESIZE,
 935                                   _content_resize, obj);
 936    evas_object_event_callback_add(wd->box, EVAS_CALLBACK_DEL,
 937                                   _content_del, obj);
 938
 939    elm_widget_sub_object_add(obj, wd->box);
 940    edje_object_part_swallow(wd->base, "elm.swallow.content", wd->box);
 941
 942    wd->content = content;
 943    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 944
 945    if (wd->visible)
 946      _sizing_eval(obj);
 947 }
 948
 949 static Evas_Object *
 950 _content_unset_hook(Evas_Object *obj, const char *part)
 951 {
 952    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 953
 954    Widget_Data *wd;
 955    Evas_Object *content;
 956    if (part && strcmp(part, "default")) return NULL;
 957    wd = elm_widget_data_get(obj);
 958    if (!wd) return NULL;
 959
 960    content = wd->content;
 961    if (!content || !wd->box) return NULL;
 962
 963    edje_object_part_unswallow(wd->base, wd->box);
 964    elm_widget_sub_object_del(obj, wd->box);
 965    evas_object_event_callback_del(wd->box, EVAS_CALLBACK_DEL, _content_del);
 966    edje_object_signal_emit(wd->base, "elm,state,content,disable", "elm");
 967
 968    evas_object_del(wd->box);
 969    wd->box = NULL;
 970    wd->content = NULL;
 971    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
 972
 973    return content;
 974 }
 975
 976 static Evas_Object *
 977 _content_get_hook(const Evas_Object *obj, const char *part)
 978 {
 979    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
 980    Widget_Data *wd;
 981    if (part && strcmp(part, "default")) return NULL;
 982    wd = elm_widget_data_get(obj);
 983    if (!wd) return NULL;
 984    return wd->content;
 985 }
 986
 987 static void
 988 _item_text_set_hook(Elm_Object_Item *it, const char *part, const char *label)
 989 {
 990    Widget_Data *wd;
 991    Elm_Ctxpopup_Item *ctxpopup_it;
 992
 993    if (part && strcmp(part, "default")) return;
 994
 995    ctxpopup_it = (Elm_Ctxpopup_Item *)it;
 996
 997    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
 998    if (!wd) return;
 999
1000    _item_label_set(ctxpopup_it, label);
1001    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1002
1003    if (wd->visible)
1004      {
1005         _scroller_size_reset(wd);
1006         _sizing_eval(WIDGET(ctxpopup_it));
1007      }
1008 }
1009
1010 static const char *
1011 _item_text_get_hook(const Elm_Object_Item *it, const char *part)
1012 {
1013    Elm_Ctxpopup_Item *ctxpopup_it;
1014    if (part && strcmp(part, "default")) return NULL;
1015    ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1016    return ctxpopup_it->label;
1017 }
1018
1019 static void
1020 _item_content_set_hook(Elm_Object_Item *it,
1021                        const char *part,
1022                        Evas_Object *content)
1023 {
1024    Widget_Data *wd;
1025    Elm_Ctxpopup_Item *ctxpopup_it;
1026
1027    if (part && strcmp(part, "icon")) return;
1028
1029    ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1030
1031    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
1032    if (!wd) return;
1033
1034    _item_icon_set(ctxpopup_it, content);
1035    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1036
1037    if (wd->visible)
1038      {
1039         _scroller_size_reset(wd);
1040         _sizing_eval(WIDGET(ctxpopup_it));
1041      }
1042 }
1043
1044 static Evas_Object *
1045 _item_content_get_hook(const Elm_Object_Item *it, const char *part)
1046 {
1047    Elm_Ctxpopup_Item *ctxpopup_it;
1048    if (part && strcmp(part, "icon")) return NULL;
1049    ctxpopup_it  = (Elm_Ctxpopup_Item *)it;
1050    return ctxpopup_it->icon;
1051 }
1052
1053 static void
1054 _item_disable_hook(Elm_Object_Item *it)
1055 {
1056    Widget_Data *wd;
1057    Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1058
1059    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
1060    if (!wd) return;
1061
1062    if (elm_widget_item_disabled_get(it))
1063      edje_object_signal_emit(VIEW(ctxpopup_it), "elm,state,disabled", "elm");
1064    else
1065      edje_object_signal_emit(VIEW(ctxpopup_it), "elm,state,enabled", "elm");
1066 }
1067
1068 static void
1069 _item_signal_emit_hook(Elm_Object_Item *it, const char *emission,
1070                        const char *source)
1071 {
1072    Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1073    edje_object_signal_emit(VIEW(ctxpopup_it), emission, source);
1074 }
1075
1076 static void
1077 _bg_clicked_cb(void *data, Evas_Object *obj __UNUSED__,
1078                const char *emission __UNUSED__, const char *source __UNUSED__)
1079 {
1080    Widget_Data *wd = elm_widget_data_get(data);
1081    if (!wd) return;
1082    _hide_signal_emit(data, wd->dir);
1083 }
1084
1085 static void
1086 _ctxpopup_show(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
1087                void *event_info __UNUSED__)
1088 {
1089    Widget_Data *wd;
1090    Eina_List *elist;
1091    Elm_Ctxpopup_Item *item;
1092    int idx = 0;
1093
1094    wd = elm_widget_data_get(obj);
1095    if (!wd) return;
1096
1097    if ((!wd->items) && (!wd->content)) return;
1098
1099    wd->visible = EINA_TRUE;
1100
1101    evas_object_show(wd->bg);
1102    evas_object_show(wd->base);
1103    evas_object_show(wd->arrow);
1104
1105    edje_object_signal_emit(wd->bg, "elm,state,show", "elm");
1106
1107    EINA_LIST_FOREACH(wd->items, elist, item)
1108      {
1109        if (idx++ == 0)
1110          {
1111            if(!wd->horizontal)
1112              edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
1113            else
1114              edje_object_signal_emit(VIEW(item), "elm,state,text_horizontal", "elm");
1115          }
1116        else
1117          {
1118            if(!wd->horizontal)
1119              edje_object_signal_emit(VIEW(item), "elm,state,vertical", "elm");
1120            else
1121              edje_object_signal_emit(VIEW(item), "elm,state,horizontal", "elm");
1122          }
1123      }
1124
1125    edje_object_signal_emit(wd->base, "elm,state,show", "elm");
1126
1127    _sizing_eval(obj);
1128
1129    elm_object_focus_set(obj, EINA_TRUE);
1130 }
1131
1132 static void
1133 _hide_finished(void *data, Evas_Object *obj __UNUSED__,
1134                const char *emission __UNUSED__, const char *source __UNUSED__)
1135 {
1136    evas_object_hide(data);
1137    evas_object_smart_callback_call(data, SIG_DISMISSED, NULL);
1138 }
1139
1140 static void
1141 _ctxpopup_hide(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
1142                void *event_info __UNUSED__)
1143 {
1144    Widget_Data *wd = elm_widget_data_get(obj);
1145    if ((!wd) || (!wd->visible)) return;
1146
1147    evas_object_hide(wd->bg);
1148    evas_object_hide(wd->arrow);
1149    evas_object_hide(wd->base);
1150
1151    _scroller_size_reset(wd);
1152
1153    wd->visible = EINA_FALSE;
1154 }
1155
1156 static void
1157 _content_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__,
1158                 void *event_info __UNUSED__)
1159 {
1160    Widget_Data *wd = elm_widget_data_get(data);
1161    if (!wd) return;
1162    elm_box_recalculate(wd->box);
1163    _sizing_eval(data);
1164 }
1165
1166 static void
1167 _scroller_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj,
1168                  void *event_info __UNUSED__)
1169 {
1170    Widget_Data *wd;
1171    Evas_Coord w, h;
1172
1173    wd = elm_widget_data_get(data);
1174    if (!wd) return;
1175    if (!wd->visible) return;
1176    if (wd->finished) return;
1177
1178    evas_object_geometry_get(obj, 0, 0, &w, &h);
1179
1180    if (w != 0 && h != 0)
1181      {
1182         if ((w <= wd->max_sc_w) && (h <= wd->max_sc_h))
1183           {
1184              _sizing_eval(data);
1185              wd->finished = EINA_TRUE;
1186              return;
1187           }
1188      }
1189
1190    if (wd->max_sc_w < w)
1191      wd->max_sc_w = w;
1192    if (wd->max_sc_h < h)
1193      wd->max_sc_h = h;
1194
1195    _sizing_eval(data);
1196 }
1197
1198 static void
1199 _ctxpopup_move(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj,
1200                void *event_info __UNUSED__)
1201 {
1202    Widget_Data *wd;
1203
1204    wd = elm_widget_data_get(obj);
1205
1206    if (!wd) return;
1207
1208    if (wd->visible)
1209      evas_object_show(wd->arrow);
1210
1211    _scroller_size_reset(wd);
1212    _sizing_eval(obj);
1213 }
1214
1215 static void
1216 _restack(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
1217 {
1218    Widget_Data *wd = elm_widget_data_get(obj);
1219    if (!wd) return;
1220    evas_object_layer_set(wd->bg,
1221                          evas_object_layer_get(obj));
1222    evas_object_layer_set(wd->base,
1223                          evas_object_layer_get(obj));
1224 }
1225
1226 static void
1227 _item_select_cb(void *data, Evas_Object *obj __UNUSED__,
1228                 const char *emission __UNUSED__, const char *source __UNUSED__)
1229 {
1230    Elm_Ctxpopup_Item *item = data;
1231
1232    if (!item) return;
1233    if (elm_widget_item_disabled_get(item)) return;
1234
1235    if (item->func)
1236      item->func((void*)item->base.data, WIDGET(item), data);
1237 }
1238
1239 static void
1240 _item_icon_set(Elm_Ctxpopup_Item *item, Evas_Object *icon)
1241 {
1242    if (item->icon)
1243      evas_object_del(item->icon);
1244
1245    item->icon = icon;
1246    if (!icon) return;
1247
1248    edje_object_part_swallow(VIEW(item), "elm.swallow.icon", item->icon);
1249    edje_object_message_signal_process(VIEW(item));
1250 }
1251
1252 static void
1253 _item_label_set(Elm_Ctxpopup_Item *item, const char *label)
1254 {
1255    if (!eina_stringshare_replace(&item->label, label))
1256      return;
1257
1258    edje_object_part_text_set(VIEW(item), "elm.text", label);
1259    edje_object_message_signal_process(VIEW(item));
1260 }
1261
1262 static void
1263 _item_new(Elm_Ctxpopup_Item *item, char *group_name)
1264 {
1265    Widget_Data *wd;
1266
1267    wd = elm_widget_data_get(WIDGET(item));
1268    if (!wd) return;
1269
1270    VIEW(item) = edje_object_add(evas_object_evas_get(wd->base));
1271    edje_object_mirrored_set(VIEW(item), elm_widget_mirrored_get(WIDGET(item)));
1272    _elm_theme_object_set(WIDGET(item), VIEW(item), "ctxpopup", group_name,
1273                          elm_widget_style_get(WIDGET(item)));
1274    edje_object_signal_callback_add(VIEW(item), "elm,action,click", "",
1275                                    _item_select_cb, item);
1276    evas_object_size_hint_align_set(VIEW(item), EVAS_HINT_FILL, EVAS_HINT_FILL);
1277    evas_object_show(VIEW(item));
1278 }
1279
1280 static void
1281 _content_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__,
1282              void *event_info __UNUSED__)
1283 {
1284    elm_object_content_unset(data);
1285 }
1286
1287 static void
1288 _list_del(Widget_Data *wd)
1289 {
1290    if (!wd->scr) return;
1291
1292    edje_object_part_unswallow(wd->base, wd->scr);
1293    evas_object_del(wd->scr);
1294    wd->scr = NULL;
1295    wd->box = NULL;
1296 }
1297
1298 static void
1299 _list_new(Evas_Object *obj)
1300 {
1301    Widget_Data *wd;
1302    wd = elm_widget_data_get(obj);
1303    if (!wd) return;
1304
1305    //scroller
1306    wd->scr = elm_scroller_add(obj);
1307    elm_object_style_set(wd->scr, "ctxpopup");
1308    evas_object_size_hint_align_set(wd->scr, EVAS_HINT_FILL, EVAS_HINT_FILL);
1309    evas_object_event_callback_add(wd->scr, EVAS_CALLBACK_RESIZE,
1310                                   _scroller_resize, obj);
1311    edje_object_part_swallow(wd->base, "elm.swallow.content", wd->scr);
1312
1313    //box
1314    wd->box = elm_box_add(obj);
1315    evas_object_size_hint_weight_set(wd->box, EVAS_HINT_EXPAND,
1316                                     EVAS_HINT_EXPAND);
1317
1318    elm_object_content_set(wd->scr, wd->box);
1319    elm_ctxpopup_horizontal_set(obj, wd->horizontal);
1320 }
1321
1322 static void
1323 _remove_items(Widget_Data *wd)
1324 {
1325    Eina_List *elist;
1326    Elm_Ctxpopup_Item *item;
1327
1328    if (!wd->items) return;
1329
1330    EINA_LIST_FOREACH(wd->items, elist, item)
1331      {
1332         if (item->label)
1333           eina_stringshare_del(item->label);
1334         if (item->icon)
1335           evas_object_del(item->icon);
1336         wd->items = eina_list_remove(wd->items, item);
1337         elm_widget_item_free(item);
1338      }
1339
1340    wd->items = NULL;
1341 }
1342
1343 static Eina_Bool
1344 _item_del_pre_hook(Elm_Object_Item *it)
1345 {
1346    Widget_Data *wd;
1347    Elm_Ctxpopup_Item *ctxpopup_it = (Elm_Ctxpopup_Item *)it;
1348
1349    wd = elm_widget_data_get(WIDGET(ctxpopup_it));
1350    if (!wd) return EINA_FALSE;
1351
1352    if (ctxpopup_it->icon)
1353      evas_object_del(ctxpopup_it->icon);
1354    if (VIEW(ctxpopup_it))
1355      evas_object_del(VIEW(ctxpopup_it));
1356
1357    eina_stringshare_del(ctxpopup_it->label);
1358
1359    wd->items = eina_list_remove(wd->items, ctxpopup_it);
1360
1361    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1362
1363    if (eina_list_count(wd->items) < 1)
1364      {
1365         evas_object_hide(WIDGET(ctxpopup_it));
1366         return EINA_TRUE;
1367      }
1368
1369    if (wd->visible)
1370      _sizing_eval(WIDGET(ctxpopup_it));
1371
1372    return EINA_TRUE;
1373 }
1374
1375 static void
1376 _disable_hook(Evas_Object *obj)
1377 {
1378    Eina_List *l;
1379    Elm_Object_Item *it;
1380
1381    Widget_Data *wd = elm_widget_data_get(obj);
1382    if (!wd) return;
1383
1384    EINA_LIST_FOREACH(wd->items, l, it)
1385      elm_object_item_disabled_set(it, elm_widget_disabled_get(obj));
1386 }
1387
1388 static void
1389 _signal_emit_hook(Evas_Object *obj, const char *emission, const char *source)
1390 {
1391    Widget_Data *wd = elm_widget_data_get(obj);
1392    if (!wd) return;
1393    edje_object_signal_emit(wd->base, emission, source);
1394 }
1395
1396 static void
1397 _signal_callback_add_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
1398 {
1399    Widget_Data *wd = elm_widget_data_get(obj);
1400    if (!wd) return;
1401    edje_object_signal_callback_add(wd->base, emission, source, func_cb, data);
1402 }
1403
1404 static void
1405 _signal_callback_del_hook(Evas_Object *obj, const char *emission, const char *source, Edje_Signal_Cb func_cb, void *data)
1406 {
1407    Widget_Data *wd = elm_widget_data_get(obj);
1408    if (!wd) return;
1409    edje_object_signal_callback_del_full(wd->base, emission, source, func_cb, data);
1410 }
1411
1412 EAPI Evas_Object *
1413 elm_ctxpopup_add(Evas_Object *parent)
1414 {
1415    Evas_Object *obj;
1416    Evas *e;
1417    Widget_Data *wd;
1418
1419    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
1420
1421    ELM_SET_WIDTYPE(widtype, "ctxpopup");
1422    elm_widget_type_set(obj, "ctxpopup");
1423    elm_widget_data_set(obj, wd);
1424    elm_widget_del_pre_hook_set(obj, _del_pre_hook);
1425    elm_widget_del_hook_set(obj, _del_hook);
1426    elm_widget_theme_hook_set(obj, _theme_hook);
1427    elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
1428    elm_widget_can_focus_set(obj, EINA_TRUE);
1429    elm_widget_event_hook_set(obj, _event_hook);
1430    elm_widget_content_set_hook_set(obj, _content_set_hook);
1431    elm_widget_content_unset_hook_set(obj, _content_unset_hook);
1432    elm_widget_content_get_hook_set(obj, _content_get_hook);
1433    elm_widget_disable_hook_set(obj, _disable_hook);
1434    elm_widget_signal_emit_hook_set(obj, _signal_emit_hook);
1435    elm_widget_signal_callback_add_hook_set(obj, _signal_callback_add_hook);
1436    elm_widget_signal_callback_del_hook_set(obj, _signal_callback_del_hook);
1437
1438    //Background
1439    wd->bg = edje_object_add(e);
1440    elm_widget_sub_object_add(obj, wd->bg);
1441    _elm_theme_object_set(obj, wd->bg, "ctxpopup", "bg", "default");
1442    edje_object_signal_callback_add(wd->bg,
1443                                    "elm,action,click",
1444                                    "",
1445                                    _bg_clicked_cb,
1446                                     obj);
1447    //Base
1448    wd->base = edje_object_add(e);
1449    elm_widget_sub_object_add(obj, wd->base);
1450    _elm_theme_object_set(obj, wd->base, "ctxpopup", "base", "default");
1451    edje_object_signal_callback_add(wd->base, "elm,action,hide,finished", "",
1452                                    _hide_finished, obj);
1453
1454    //Arrow
1455    wd->arrow = edje_object_add(e);
1456    elm_widget_sub_object_add(obj, wd->arrow);
1457    _elm_theme_object_set(obj, wd->arrow, "ctxpopup", "arrow", "default");
1458
1459    wd->dir_priority[0] = ELM_CTXPOPUP_DIRECTION_UP;
1460    wd->dir_priority[1] = ELM_CTXPOPUP_DIRECTION_LEFT;
1461    wd->dir_priority[2] = ELM_CTXPOPUP_DIRECTION_RIGHT;
1462    wd->dir_priority[3] = ELM_CTXPOPUP_DIRECTION_DOWN;
1463    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1464
1465    evas_object_event_callback_add(obj, EVAS_CALLBACK_SHOW, _ctxpopup_show,
1466                                   NULL);
1467    evas_object_event_callback_add(obj, EVAS_CALLBACK_HIDE, _ctxpopup_hide,
1468                                   NULL);
1469    evas_object_event_callback_add(obj, EVAS_CALLBACK_MOVE, _ctxpopup_move,
1470                                   NULL);
1471    evas_object_event_callback_add(obj, EVAS_CALLBACK_RESTACK, _restack, obj);
1472    evas_object_smart_callback_add(obj, "scroll-freeze-on", _freeze_on, obj);
1473    evas_object_smart_callback_add(obj, "scroll-freeze-off", _freeze_off, obj);
1474    evas_object_smart_callback_add(obj, "scroll-hold-on", _hold_on, obj);
1475    evas_object_smart_callback_add(obj, "scroll-hold-off", _hold_off, obj);
1476
1477    evas_object_smart_callbacks_descriptions_set(obj, _signals);
1478
1479    //default parent is to be hover parent
1480    elm_ctxpopup_hover_parent_set(obj, parent);
1481
1482    return obj;
1483 }
1484
1485 EAPI void
1486 elm_ctxpopup_hover_parent_set(Evas_Object *obj, Evas_Object *parent)
1487 {
1488    ELM_CHECK_WIDTYPE(obj, widtype);
1489
1490    Widget_Data *wd;
1491    Evas_Coord x, y, w, h;
1492
1493    wd = elm_widget_data_get(obj);
1494    if ((!wd) || (!parent)) return;
1495
1496    _parent_cut_off(obj);
1497
1498    if (parent)
1499      {
1500         evas_object_event_callback_add(parent,
1501                                        EVAS_CALLBACK_DEL,
1502                                        _parent_del,
1503                                        obj);
1504         evas_object_event_callback_add(parent,
1505                                        EVAS_CALLBACK_MOVE,
1506                                        _parent_move,
1507                                        obj);
1508         evas_object_event_callback_add(parent,
1509                                        EVAS_CALLBACK_RESIZE,
1510                                        _parent_resize,
1511                                        obj);
1512      }
1513
1514    elm_widget_sub_object_add(parent, obj);
1515    wd->parent = parent;
1516
1517    //Update Background
1518    evas_object_geometry_get(parent, &x, &y, &w, &h);
1519    evas_object_move(wd->bg, x, y);
1520    evas_object_resize(wd->bg, w, h);
1521
1522    if (wd->visible) _sizing_eval(obj);
1523 }
1524
1525 EAPI Evas_Object *
1526 elm_ctxpopup_hover_parent_get(const Evas_Object *obj)
1527 {
1528    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1529
1530    Widget_Data *wd;
1531
1532    wd = elm_widget_data_get(obj);
1533    if (!wd) return NULL;
1534
1535    return wd->parent;
1536 }
1537
1538 EAPI void
1539 elm_ctxpopup_clear(Evas_Object * obj)
1540 {
1541    ELM_CHECK_WIDTYPE(obj, widtype);
1542
1543    Widget_Data *wd = elm_widget_data_get(obj);
1544    if (!wd) return;
1545
1546    _remove_items(wd);
1547    _list_del(wd);
1548    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1549 }
1550
1551 EAPI void
1552 elm_ctxpopup_horizontal_set(Evas_Object *obj, Eina_Bool horizontal)
1553 {
1554    ELM_CHECK_WIDTYPE(obj, widtype);
1555
1556    Widget_Data *wd;
1557    Eina_List *elist;
1558    Elm_Ctxpopup_Item *item;
1559    int idx = 0;
1560
1561    wd = elm_widget_data_get(obj);
1562    if (!wd) return;
1563
1564    wd->horizontal = !!horizontal;
1565
1566    if ((!wd->scr) && (!wd->box))
1567       return;
1568
1569    if (!horizontal)
1570      {
1571         elm_box_horizontal_set(wd->box, EINA_FALSE);
1572         elm_scroller_bounce_set(wd->scr, EINA_FALSE, EINA_TRUE);
1573
1574         EINA_LIST_FOREACH(wd->items, elist, item)
1575           {
1576              if (idx++ == 0)
1577                edje_object_signal_emit(VIEW(item), "elm,state,default", "elm");
1578              else
1579                edje_object_signal_emit(VIEW(item), "elm,state,vertical", "elm");
1580           }
1581      }
1582    else
1583      {
1584         elm_box_horizontal_set(wd->box, EINA_TRUE);
1585         elm_scroller_bounce_set(wd->scr, EINA_TRUE, EINA_FALSE);
1586
1587         EINA_LIST_FOREACH(wd->items, elist, item)
1588           {
1589             if (idx++ == 0)
1590               edje_object_signal_emit(VIEW(item), "elm,state,text_horizontal", "elm");
1591             else
1592               edje_object_signal_emit(VIEW(item), "elm,state,horizontal", "elm");
1593           }
1594      }
1595
1596    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1597
1598    if (wd->visible)
1599       _sizing_eval(obj);
1600 }
1601
1602 EAPI Eina_Bool
1603 elm_ctxpopup_horizontal_get(const Evas_Object *obj)
1604 {
1605    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1606
1607    Widget_Data *wd;
1608
1609    wd = elm_widget_data_get(obj);
1610    if (!wd) return EINA_FALSE;
1611
1612    return wd->horizontal;
1613 }
1614
1615 EAPI Elm_Object_Item *
1616 elm_ctxpopup_item_append(Evas_Object *obj, const char *label,
1617                          Evas_Object *icon, Evas_Smart_Cb func,
1618                          const void *data)
1619 {
1620    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1621
1622    Widget_Data *wd;
1623    Evas_Object *content;
1624    Elm_Ctxpopup_Item *item;
1625
1626    wd = elm_widget_data_get(obj);
1627    if (!wd) return NULL;
1628
1629    item = elm_widget_item_new(obj, Elm_Ctxpopup_Item);
1630    if (!item) return NULL;
1631
1632    elm_widget_item_del_pre_hook_set(item, _item_del_pre_hook);
1633    elm_widget_item_disable_hook_set(item, _item_disable_hook);
1634    elm_widget_item_text_set_hook_set(item, _item_text_set_hook);
1635    elm_widget_item_text_get_hook_set(item, _item_text_get_hook);
1636    elm_widget_item_content_set_hook_set(item, _item_content_set_hook);
1637    elm_widget_item_content_get_hook_set(item, _item_content_get_hook);
1638    elm_widget_item_signal_emit_hook_set(item, _item_signal_emit_hook);
1639
1640    //The first item is appended.
1641    content = elm_object_content_unset(obj);
1642    if (content) evas_object_del(content);
1643
1644    if (!wd->items)
1645      _list_new(obj);
1646
1647    item->func = func;
1648    item->base.data = data;
1649
1650    if (icon && label)
1651      _item_new(item, "icon_text_style_item");
1652    else if (label)
1653      _item_new(item, "text_style_item");
1654    else
1655      _item_new(item, "icon_style_item");
1656
1657    _item_icon_set(item, icon);
1658    _item_label_set(item, label);
1659    elm_box_pack_end(wd->box, VIEW(item));
1660    wd->items = eina_list_append(wd->items, item);
1661    wd->dir = ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1662
1663    if (wd->visible)
1664      {
1665         _scroller_size_reset(wd);
1666         _sizing_eval(obj);
1667      }
1668
1669    return (Elm_Object_Item *)item;
1670 }
1671
1672 EAPI void
1673 elm_ctxpopup_direction_priority_set(Evas_Object *obj,
1674                                     Elm_Ctxpopup_Direction first,
1675                                     Elm_Ctxpopup_Direction second,
1676                                     Elm_Ctxpopup_Direction third,
1677                                     Elm_Ctxpopup_Direction fourth)
1678 {
1679    ELM_CHECK_WIDTYPE(obj, widtype);
1680    Widget_Data *wd;
1681
1682    wd = elm_widget_data_get(obj);
1683    if (!wd) return;
1684
1685    wd->dir_priority[0] = first;
1686    wd->dir_priority[1] = second;
1687    wd->dir_priority[2] = third;
1688    wd->dir_priority[3] = fourth;
1689
1690    if (wd->visible)
1691      _sizing_eval(obj);
1692 }
1693
1694 EAPI void
1695 elm_ctxpopup_direction_priority_get(Evas_Object *obj,
1696                                     Elm_Ctxpopup_Direction *first,
1697                                     Elm_Ctxpopup_Direction *second,
1698                                     Elm_Ctxpopup_Direction *third,
1699                                     Elm_Ctxpopup_Direction *fourth)
1700 {
1701    ELM_CHECK_WIDTYPE(obj, widtype);
1702    Widget_Data *wd;
1703
1704    wd = elm_widget_data_get(obj);
1705    if (!wd) return;
1706
1707    if (first) *first = wd->dir_priority[0];
1708    if (second) *second = wd->dir_priority[1];
1709    if (third) *third = wd->dir_priority[2];
1710    if (fourth) *fourth = wd->dir_priority[3];
1711 }
1712
1713 EAPI Elm_Ctxpopup_Direction
1714 elm_ctxpopup_direction_get(const Evas_Object *obj)
1715 {
1716    ELM_CHECK_WIDTYPE(obj, widtype) ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1717    Widget_Data *wd;
1718
1719    wd = elm_widget_data_get(obj);
1720    if (!wd) return ELM_CTXPOPUP_DIRECTION_UNKNOWN;
1721    return wd->dir;
1722 }
1723
1724 EAPI void
1725 elm_ctxpopup_dismiss(Evas_Object *obj)
1726 {
1727    ELM_CHECK_WIDTYPE(obj, widtype);
1728    Widget_Data *wd = elm_widget_data_get(obj);
1729    if (!wd) return;
1730    _hide_signal_emit(obj, wd->dir);
1731 }