src/lib/elc_fileselector.c

   1 /*
   2  * TODO:
   3  *  - child elements focusing support
   4  *  - user defined icon/label cb
   5  *  - show/hide/add buttons ???
   6  *  - show/hide hidden files
   7  *  - double click to choose a file
   8  *  - multi-selection
   9  *  - make variable/function names that are sensible
  10  *  - Filter support
  11  */
  12
  13 #ifdef HAVE_CONFIG_H
  14 # include "elementary_config.h"
  15 #endif
  16
  17 #ifdef HAVE_EIO
  18 # include <Eio.h>
  19 #endif
  20
  21 #include <Elementary.h>
  22 #include "elm_priv.h"
  23
  24 typedef struct _Widget_Data Widget_Data;
  25
  26 struct _Widget_Data
  27 {
  28    EINA_REFCOUNT;
  29
  30    Evas_Object *edje;
  31    Evas_Object *filename_entry;
  32    Evas_Object *path_entry;
  33    Evas_Object *files_list;
  34    Evas_Object *files_grid;
  35    Evas_Object *up_button;
  36    Evas_Object *home_button;
  37
  38    Evas_Object *ok_button;
  39    Evas_Object *cancel_button;
  40
  41    const char  *path;
  42    const char  *selection;
  43    Ecore_Idler *sel_idler;
  44
  45    const char  *path_separator;
  46
  47 #ifdef HAVE_EIO
  48    Eio_File    *current;
  49 #endif
  50
  51    Elm_Fileselector_Mode mode;
  52
  53    Eina_Bool    only_folder : 1;
  54    Eina_Bool    expand : 1;
  55 };
  56
  57 struct sel_data
  58 {
  59    Evas_Object *fs;
  60    const char  *path;
  61 };
  62
  63 typedef struct _Widget_Request Widget_Request;
  64 struct _Widget_Request
  65 {
  66    Widget_Data *wd;
  67    Elm_Object_Item *parent;
  68
  69    Evas_Object *obj;
  70    const char *path;
  71    Eina_Bool first : 1;
  72 };
  73
  74 typedef enum {
  75   ELM_DIRECTORY = 0,
  76   ELM_FILE_IMAGE = 1,
  77   ELM_FILE_UNKNOW = 2,
  78   ELM_FILE_LAST
  79 } Elm_Fileselector_Type;
  80
  81 static Elm_Genlist_Item_Class *list_itc[ELM_FILE_LAST];
  82 static Elm_Gengrid_Item_Class *grid_itc[ELM_FILE_LAST];
  83
  84 static const char *widtype = NULL;
  85
  86 static const char SIG_DIRECTORY_OPEN[] = "directory,open";
  87 static const char SIG_DONE[] = "done";
  88 static const char SIG_SELECTED[] = "selected";
  89 static const Evas_Smart_Cb_Description _signals[] = {
  90    {SIG_DIRECTORY_OPEN, "s"},
  91    {SIG_DONE, "s"},
  92    {SIG_SELECTED, "s"},
  93    {NULL, NULL}
  94 };
  95
  96 static void _populate(Evas_Object      *obj,
  97                       const char       *path,
  98                       Elm_Object_Item  *parent);
  99 static void _do_anchors(Evas_Object *obj,
 100                         const char  *path);
 101
 102 /***  ELEMENTARY WIDGET  ***/
 103 static void
 104 _widget_data_free(Widget_Data *wd)
 105 {
 106    if (wd->path) eina_stringshare_del(wd->path);
 107    if (wd->selection) eina_stringshare_del(wd->selection);
 108    if (wd->sel_idler)
 109      {
 110         void *sd;
 111
 112         sd = ecore_idler_del(wd->sel_idler);
 113         free(sd);
 114      }
 115    free(wd);
 116 }
 117
 118 static void
 119 _del_hook(Evas_Object *obj)
 120 {
 121    Widget_Data *wd;
 122    int i;
 123
 124    wd = elm_widget_data_get(obj);
 125    if (!wd) return;
 126
 127    for (i = 0; i < ELM_FILE_LAST; ++i)
 128      {
 129         elm_genlist_item_class_free(list_itc[i]);
 130         elm_gengrid_item_class_free(grid_itc[i]);
 131      }
 132
 133 #ifdef HAVE_EIO
 134    if (wd->current)
 135      eio_file_cancel(wd->current);
 136 #endif
 137
 138    wd->files_list = NULL;
 139    wd->files_grid = NULL;
 140
 141    EINA_REFCOUNT_UNREF(wd)
 142      _widget_data_free(wd);
 143 }
 144
 145 static void
 146 _sizing_eval(Evas_Object *obj)
 147 {
 148    Widget_Data *wd = elm_widget_data_get(obj);
 149    Evas_Coord minw = -1, minh = -1;
 150    if (!wd) return;
 151    elm_coords_finger_size_adjust(1, &minw, 1, &minh);
 152    edje_object_size_min_restricted_calc(wd->edje, &minw, &minh, minw, minh);
 153    evas_object_size_hint_min_set(obj, minw, minh);
 154 }
 155
 156 static void
 157 _mirrored_set(Evas_Object *obj, Eina_Bool rtl)
 158 {
 159    Widget_Data *wd = elm_widget_data_get(obj);
 160    if (!wd) return;
 161    elm_widget_mirrored_set(wd->cancel_button, rtl);
 162    elm_widget_mirrored_set(wd->ok_button, rtl);
 163    elm_widget_mirrored_set(wd->files_list, rtl);
 164    elm_widget_mirrored_set(wd->up_button, rtl);
 165    elm_widget_mirrored_set(wd->home_button, rtl);
 166    edje_object_mirrored_set(wd->edje, rtl);
 167 }
 168
 169 static void
 170 _theme_hook(Evas_Object *obj)
 171 {
 172    Widget_Data *wd = elm_widget_data_get(obj);
 173    const char *style = elm_widget_style_get(obj);
 174    const char *data;
 175    char buf[1024];
 176
 177    if (!wd) return;
 178    _elm_widget_mirrored_reload(obj);
 179
 180    _elm_theme_object_set(obj, wd->edje, "fileselector", "base", style);
 181
 182    if (elm_object_disabled_get(obj))
 183      edje_object_signal_emit(wd->edje, "elm,state,disabled", "elm");
 184
 185    data = edje_object_data_get(wd->edje, "path_separator");
 186    if (data)
 187      wd->path_separator = data;
 188    else
 189      wd->path_separator = "/";
 190
 191    if (!style) style = "default";
 192    snprintf(buf, sizeof(buf), "fileselector/%s", style);
 193
 194 #define SWALLOW(part_name, object_ptn)                                \
 195   if (object_ptn)                                                     \
 196     {                                                                 \
 197        elm_widget_style_set(object_ptn, buf);                         \
 198        if (edje_object_part_swallow(wd->edje, part_name, object_ptn)) \
 199          evas_object_show(object_ptn);                                \
 200        else                                                           \
 201          evas_object_hide(object_ptn);                                \
 202     }
 203    SWALLOW("elm.swallow.up", wd->up_button);
 204    SWALLOW("elm.swallow.home", wd->home_button);
 205
 206    if (wd->mode == ELM_FILESELECTOR_LIST)
 207      {
 208         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
 209                                      wd->files_list))
 210           {
 211              evas_object_show(wd->files_list);
 212              evas_object_hide(wd->files_grid);
 213           }
 214         else
 215           evas_object_hide(wd->files_list);
 216      }
 217    else
 218      {
 219         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
 220                                      wd->files_grid))
 221           {
 222              evas_object_show(wd->files_grid);
 223              evas_object_hide(wd->files_list);
 224           }
 225         else
 226           evas_object_hide(wd->files_grid);
 227      }
 228
 229    SWALLOW("elm.swallow.filename", wd->filename_entry);
 230    SWALLOW("elm.swallow.path", wd->path_entry);
 231
 232    snprintf(buf, sizeof(buf), "fileselector/actions/%s", style);
 233    SWALLOW("elm.swallow.cancel", wd->cancel_button);
 234    SWALLOW("elm.swallow.ok", wd->ok_button);
 235 #undef SWALLOW
 236
 237    edje_object_message_signal_process(wd->edje);
 238    _mirrored_set(obj, elm_widget_mirrored_get(obj));
 239    edje_object_scale_set
 240      (wd->edje, elm_widget_scale_get(obj) * _elm_config->scale);
 241    _sizing_eval(obj);
 242 }
 243
 244 /***  GENLIST "MODEL"  ***/
 245 static char *
 246 _itc_text_get(void              *data,
 247                Evas_Object *obj   __UNUSED__,
 248                const char *source __UNUSED__)
 249 {
 250    return strdup(ecore_file_file_get(data)); /* NOTE this will be
 251                                               * free() by the
 252                                               * caller */
 253 }
 254
 255 static Evas_Object *
 256 _itc_icon_folder_get(void        *data __UNUSED__,
 257                      Evas_Object *obj,
 258                      const char  *source)
 259 {
 260    Evas_Object *ic;
 261
 262    if (strcmp(source, "elm.swallow.icon")) return NULL;
 263
 264    ic = elm_icon_add(obj);
 265    elm_icon_standard_set(ic, "folder");
 266
 267    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL,
 268                                     1, 1);
 269    return ic;
 270 }
 271
 272 static Evas_Object *
 273 _itc_icon_image_get(void        *data,
 274                     Evas_Object *obj,
 275                     const char  *source)
 276 {
 277    const char *filename = data;
 278    Evas_Object *ic;
 279
 280    if (strcmp(source, "elm.swallow.icon")) return NULL;
 281
 282    ic = elm_icon_add(obj);
 283    elm_icon_standard_set(ic, "image");
 284    elm_icon_thumb_set(ic, filename, NULL);
 285
 286    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL,
 287                                     1, 1);
 288    return ic;
 289 }
 290
 291 static Evas_Object *
 292 _itc_icon_file_get(void        *data __UNUSED__,
 293                    Evas_Object *obj,
 294                    const char  *source)
 295 {
 296    Evas_Object *ic;
 297
 298    if (strcmp(source, "elm.swallow.icon")) return NULL;
 299
 300    ic = elm_icon_add(obj);
 301    elm_icon_standard_set(ic, "file");
 302
 303    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL,
 304                                     1, 1);
 305    return ic;
 306 }
 307
 308 static Eina_Bool
 309 _itc_state_get(void *data         __UNUSED__,
 310                Evas_Object *obj   __UNUSED__,
 311                const char *source __UNUSED__)
 312 {
 313    return EINA_FALSE;
 314 }
 315
 316 static void
 317 _itc_del(void            *data,
 318          Evas_Object *obj __UNUSED__)
 319 {
 320    eina_stringshare_del(data);
 321 }
 322
 323 static void
 324 _expand_done(void            *data,
 325              Evas_Object *obj __UNUSED__,
 326              void            *event_info)
 327 {
 328    Elm_Object_Item *it = event_info;
 329    const char *path = elm_object_item_data_get(it);
 330    _populate(data, path, it);
 331 }
 332
 333 static void
 334 _contract_done(void *data       __UNUSED__,
 335                Evas_Object *obj __UNUSED__,
 336                void            *event_info)
 337 {
 338    Elm_Object_Item *it = event_info;
 339    elm_genlist_item_subitems_clear(it);
 340 }
 341
 342 static void
 343 _expand_req(void *data       __UNUSED__,
 344             Evas_Object *obj __UNUSED__,
 345             void            *event_info)
 346 {
 347    Elm_Object_Item *it = event_info;
 348    elm_genlist_item_expanded_set(it, EINA_TRUE);
 349 }
 350
 351 static void
 352 _contract_req(void *data       __UNUSED__,
 353               Evas_Object *obj __UNUSED__,
 354               void            *event_info)
 355 {
 356    Elm_Object_Item *it = event_info;
 357    elm_genlist_item_expanded_set(it, EINA_FALSE);
 358 }
 359
 360 /***  PRIVATES  ***/
 361 static Eina_Bool
 362 _sel_do(void *data)
 363 {
 364    struct sel_data *sd;
 365    const char *path;
 366    Widget_Data *wd;
 367    const char *p;
 368
 369    sd = data;
 370    wd = elm_widget_data_get(sd->fs);
 371    path = sd->path;
 372
 373    if ((!wd->only_folder) && ecore_file_is_dir(path))
 374      {
 375         if (wd->expand && wd->mode == ELM_FILESELECTOR_LIST)
 376           {
 377              _do_anchors(sd->fs, path);
 378              elm_object_text_set(wd->filename_entry, "");
 379           }
 380         else
 381           {
 382              /* keep a ref to path 'couse it will be destroyed by _populate */
 383              p = eina_stringshare_add(path);
 384              _populate(sd->fs, p, NULL);
 385              eina_stringshare_del(p);
 386           }
 387         goto end;
 388      }
 389    else /* navigating through folders only or file is not a dir. */
 390      {
 391         if (wd->expand && wd->mode == ELM_FILESELECTOR_LIST)
 392           _do_anchors(sd->fs, path);
 393         else if (wd->only_folder)
 394           {
 395              /* keep a ref to path 'couse it will be destroyed by _populate */
 396              p = eina_stringshare_add(path);
 397              _populate(sd->fs, p, NULL);
 398              eina_stringshare_del(p);
 399           }
 400         elm_object_text_set(wd->filename_entry,
 401                                      ecore_file_file_get(path));
 402      }
 403
 404    evas_object_smart_callback_call(sd->fs, SIG_SELECTED, (void *)path);
 405
 406 end:
 407    wd->sel_idler = NULL;
 408    free(sd);
 409    return ECORE_CALLBACK_CANCEL;
 410 }
 411
 412 static void
 413 _sel(void            *data,
 414      Evas_Object *obj __UNUSED__,
 415      void            *event_info)
 416 {
 417    struct sel_data *sd;
 418    Widget_Data *wd;
 419    void *old_sd;
 420    char *dir;
 421    //This event_info could be a list or gengrid item
 422    Elm_Object_Item *it = event_info;
 423
 424    wd = elm_widget_data_get(data);
 425    if (!wd) return;
 426
 427    sd = malloc(sizeof(*sd));
 428    sd->fs = data;
 429    sd->path = elm_object_item_data_get(it);
 430
 431    if (!sd->path)
 432      {
 433         eina_stringshare_replace(&wd->path, "");
 434         goto end;
 435      }
 436
 437    dir = wd->only_folder ? strdup(sd->path) : ecore_file_dir_get(sd->path);
 438    if (dir)
 439      {
 440         eina_stringshare_replace(&wd->path, dir);
 441         free(dir);
 442      }
 443    else
 444      {
 445         eina_stringshare_replace(&wd->path, "");
 446      }
 447
 448 end:
 449    if (wd->sel_idler)
 450      {
 451         old_sd = ecore_idler_del(wd->sel_idler);
 452         free(old_sd);
 453      }
 454    wd->sel_idler = ecore_idler_add(_sel_do, sd);
 455 }
 456
 457 static void
 458 _up(void            *data,
 459     Evas_Object *obj __UNUSED__,
 460     void *event_info __UNUSED__)
 461 {
 462    Evas_Object *fs = data;
 463    char *parent;
 464
 465    Widget_Data *wd = elm_widget_data_get(fs);
 466    if (!wd) return;
 467    parent = ecore_file_dir_get(wd->path);
 468    _populate(fs, parent, NULL);
 469    free(parent);
 470 }
 471
 472 static void
 473 _home(void            *data,
 474       Evas_Object *obj __UNUSED__,
 475       void *event_info __UNUSED__)
 476 {
 477    Evas_Object *fs = data;
 478    _populate(fs, getenv("HOME"), NULL);
 479 }
 480
 481 static void
 482 _ok(void            *data,
 483     Evas_Object *obj __UNUSED__,
 484     void *event_info __UNUSED__)
 485 {
 486    Evas_Object *fs = data;
 487    evas_object_smart_callback_call(fs, SIG_DONE,
 488                                    (void *)elm_fileselector_selected_get(fs));
 489 }
 490
 491 static void
 492 _canc(void            *data,
 493       Evas_Object *obj __UNUSED__,
 494       void *event_info __UNUSED__)
 495 {
 496    Evas_Object *fs = data;
 497    evas_object_smart_callback_call(fs, SIG_DONE, NULL);
 498 }
 499
 500 static void
 501 _anchor_clicked(void            *data,
 502                 Evas_Object *obj __UNUSED__,
 503                 void            *event_info)
 504 {
 505    Evas_Object *fs = data;
 506    Widget_Data *wd = elm_widget_data_get(fs);
 507    Elm_Entry_Anchor_Info *info = event_info;
 508    const char *p;
 509    if (!wd) return;
 510    // keep a ref to path 'couse it will be destroyed by _populate
 511    p = eina_stringshare_add(info->name);
 512    _populate(fs, p, NULL);
 513    evas_object_smart_callback_call(data, SIG_SELECTED, (void *)p);
 514    eina_stringshare_del(p);
 515 }
 516
 517 static void
 518 _do_anchors(Evas_Object *obj,
 519             const char  *path)
 520 {
 521    Widget_Data *wd = elm_widget_data_get(obj);
 522    char **tok, buf[PATH_MAX * 3];
 523    int i, j;
 524    if (!wd) return;
 525    buf[0] = '\0';
 526    tok = eina_str_split(path, "/", 0);
 527    eina_strlcat(buf, "<a href=/>root</a>", sizeof(buf));
 528    for (i = 0; tok[i]; i++)
 529      {
 530         if ((!tok[i]) || (!tok[i][0])) continue;
 531         eina_strlcat(buf, wd->path_separator, sizeof(buf));
 532         eina_strlcat(buf, "<a href=", sizeof(buf));
 533         for (j = 0; j <= i; j++)
 534           {
 535              if (strlen(tok[j]) < 1) continue;
 536              eina_strlcat(buf, "/", sizeof(buf));
 537              eina_strlcat(buf, tok[j], sizeof(buf));
 538           }
 539         eina_strlcat(buf, ">", sizeof(buf));
 540         eina_strlcat(buf, tok[i], sizeof(buf));
 541         eina_strlcat(buf, "</a>", sizeof(buf));
 542      }
 543    free(tok[0]);
 544    free(tok);
 545
 546    elm_object_text_set(wd->path_entry, buf);
 547 }
 548
 549 #ifdef HAVE_EIO
 550 static Eina_Bool
 551 _filter_cb(void *data __UNUSED__, Eio_File *handler, const Eina_File_Direct_Info *info)
 552 {
 553    const char *filename;
 554
 555    if (info->path[info->name_start] == '.')
 556      return EINA_FALSE;
 557
 558    filename = eina_stringshare_add(info->path);
 559    eio_file_associate_direct_add(handler, "filename", filename, EINA_FREE_CB(eina_stringshare_del));
 560
 561    if (info->type == EINA_FILE_DIR)
 562      {
 563         eio_file_associate_direct_add(handler, "type/grid", grid_itc[ELM_DIRECTORY], NULL);
 564         eio_file_associate_direct_add(handler, "type/list", list_itc[ELM_DIRECTORY], NULL);
 565      }
 566    else
 567      {
 568         if (evas_object_image_extension_can_load_get(info->path + info->name_start))
 569           {
 570              eio_file_associate_direct_add(handler, "type/grid", grid_itc[ELM_FILE_IMAGE], NULL);
 571              eio_file_associate_direct_add(handler, "type/list", list_itc[ELM_FILE_IMAGE], NULL);
 572           }
 573         else
 574           {
 575              eio_file_associate_direct_add(handler, "type/grid", grid_itc[ELM_FILE_UNKNOW], NULL);
 576              eio_file_associate_direct_add(handler, "type/list", list_itc[ELM_FILE_UNKNOW], NULL);
 577           }
 578      }
 579
 580    return EINA_TRUE;
 581 }
 582
 583 static int
 584 _file_grid_cmp(const void *a, const void *b)
 585 {
 586    const Elm_Object_Item *ga = a;
 587    const Elm_Object_Item *gb = b;
 588    const Elm_Gengrid_Item_Class *ca = elm_gengrid_item_item_class_get(ga);
 589    const Elm_Gengrid_Item_Class *cb = elm_gengrid_item_item_class_get(gb);
 590
 591    if (ca == grid_itc[ELM_DIRECTORY])
 592      {
 593         if (cb != grid_itc[ELM_DIRECTORY])
 594           return -1;
 595      }
 596    else if (cb == grid_itc[ELM_DIRECTORY])
 597      {
 598         return 1;
 599      }
 600
 601    return strcoll(elm_object_item_data_get(ga), elm_object_item_data_get(gb));
 602 }
 603
 604 static int
 605 _file_list_cmp(const void *a, const void *b)
 606 {
 607    const Elm_Object_Item *la = a;
 608    const Elm_Object_Item *lb = b;
 609    const Elm_Genlist_Item_Class *ca = elm_genlist_item_item_class_get(la);
 610    const Elm_Genlist_Item_Class *cb = elm_genlist_item_item_class_get(lb);
 611
 612    if (ca == list_itc[ELM_DIRECTORY])
 613      {
 614         if (cb != list_itc[ELM_DIRECTORY])
 615           return -1;
 616      }
 617    else if (cb == list_itc[ELM_DIRECTORY])
 618      {
 619         return 1;
 620      }
 621
 622    return strcoll(elm_object_item_data_get(la), elm_object_item_data_get(lb));
 623 }
 624
 625 static void
 626 _signal_first(Widget_Request *wr)
 627 {
 628    if (!wr->first) return ;
 629    evas_object_smart_callback_call(wr->obj, SIG_DIRECTORY_OPEN, (void *)wr->path);
 630    if (!wr->parent)
 631      {
 632         elm_genlist_clear(wr->wd->files_list);
 633         elm_gengrid_clear(wr->wd->files_grid);
 634         eina_stringshare_replace(&wr->wd->path, wr->path);
 635         _do_anchors(wr->obj, wr->path);
 636      }
 637
 638    if (wr->wd->filename_entry) elm_object_text_set(wr->wd->filename_entry, "");
 639
 640    wr->first = EINA_FALSE;
 641 }
 642
 643 static void
 644 _main_cb(void *data, Eio_File *handler, const Eina_File_Direct_Info *info __UNUSED__)
 645 {
 646    Widget_Request *wr = data;
 647
 648    if (eio_file_check(handler))
 649      return ;
 650    if (!wr->wd->files_list || !wr->wd->files_grid || wr->wd->current != handler)
 651      {
 652         eio_file_cancel(handler);
 653         return ;
 654      }
 655
 656    _signal_first(wr);
 657
 658    if (wr->wd->mode == ELM_FILESELECTOR_LIST)
 659      {
 660         Eina_Bool is_dir = (eio_file_associate_find(handler, "type/list") == list_itc[ELM_DIRECTORY]);
 661
 662         elm_genlist_item_sorted_insert(wr->wd->files_list, eio_file_associate_find(handler, "type/list"),
 663                                        eina_stringshare_ref(eio_file_associate_find(handler, "filename")),
 664                                        wr->parent, wr->wd->expand && is_dir ? ELM_GENLIST_ITEM_SUBITEMS : ELM_GENLIST_ITEM_NONE,
 665                                        _file_list_cmp, NULL, NULL);
 666      }
 667    else if (wr->wd->mode == ELM_FILESELECTOR_GRID)
 668      elm_gengrid_item_direct_sorted_insert(wr->wd->files_grid, eio_file_associate_find(handler, "type/grid"),
 669                                            eina_stringshare_ref(eio_file_associate_find(handler, "filename")),
 670                                            _file_grid_cmp, NULL, NULL);
 671 }
 672
 673 static void
 674 _widget_request_cleanup(Widget_Request *wr)
 675 {
 676    EINA_REFCOUNT_UNREF(wr->wd)
 677      _widget_data_free(wr->wd);
 678
 679    eina_stringshare_del(wr->path);
 680    free(wr);
 681 }
 682
 683 static void
 684 _done_cb(void *data, Eio_File *handler __UNUSED__)
 685 {
 686    Widget_Request *wr = data;
 687
 688    _signal_first(wr);
 689
 690    wr->wd->current = NULL;
 691    _widget_request_cleanup(wr);
 692 }
 693
 694 static void
 695 _error_cb(void *data, Eio_File *handler, int error __UNUSED__)
 696 {
 697    Widget_Request *wr = data;
 698
 699    if (wr->wd->current == handler)
 700      wr->wd->current = NULL;
 701    _widget_request_cleanup(wr);
 702 }
 703
 704 #endif
 705
 706 static void
 707 _populate(Evas_Object      *obj,
 708           const char       *path,
 709           Elm_Object_Item  *parent)
 710 {
 711    Widget_Data *wd = elm_widget_data_get(obj);
 712 #ifdef HAVE_EIO
 713    Widget_Request *wr;
 714 #else
 715    Eina_File_Direct_Info *file;
 716    Eina_Iterator *it;
 717    const char *real;
 718    Eina_List *files = NULL, *dirs = NULL;
 719 #endif
 720
 721    if (!wd) return;
 722 #ifndef HAVE_EIO
 723    if (!ecore_file_is_dir(path)) return ;
 724    it = eina_file_stat_ls(path);
 725    if (!it) return ;
 726    evas_object_smart_callback_call(obj, SIG_DIRECTORY_OPEN, (void *)path);
 727    if (!parent)
 728      {
 729         elm_genlist_clear(wd->files_list);
 730         elm_gengrid_clear(wd->files_grid);
 731         eina_stringshare_replace(&wd->path, path);
 732         _do_anchors(obj, path);
 733      }
 734
 735    if (wd->filename_entry) elm_object_text_set(wd->filename_entry, "");
 736    EINA_ITERATOR_FOREACH(it, file)
 737      {
 738         const char *filename;
 739
 740         if (file->path[file->name_start] == '.')
 741           continue ;
 742
 743         filename = eina_stringshare_add(file->path);
 744         if (file->type == EINA_FILE_DIR)
 745           dirs = eina_list_append(dirs, filename);
 746         else if (!wd->only_folder)
 747           files = eina_list_append(files, filename);
 748      }
 749    eina_iterator_free(it);
 750
 751    files = eina_list_sort(files, eina_list_count(files),
 752                           EINA_COMPARE_CB(strcoll));
 753    dirs = eina_list_sort(dirs, eina_list_count(dirs), EINA_COMPARE_CB(strcoll));
 754    EINA_LIST_FREE(dirs, real)
 755      {
 756         if (wd->mode == ELM_FILESELECTOR_LIST)
 757           elm_genlist_item_append(wd->files_list, list_itc[ELM_DIRECTORY],
 758                                   real, /* item data */
 759                                   parent,
 760                                   wd->expand ? ELM_GENLIST_ITEM_SUBITEMS :
 761                                   ELM_GENLIST_ITEM_NONE,
 762                                   NULL, NULL);
 763         else if (wd->mode == ELM_FILESELECTOR_GRID)
 764           elm_gengrid_item_append(wd->files_grid, grid_itc[ELM_DIRECTORY],
 765                                   real, /* item data */
 766                                   NULL, NULL);
 767      }
 768
 769    EINA_LIST_FREE(files, real)
 770      {
 771         Elm_Fileselector_Type type = evas_object_image_extension_can_load_fast_get(real) ?
 772           ELM_FILE_IMAGE : ELM_FILE_UNKNOW;
 773
 774         if (wd->mode == ELM_FILESELECTOR_LIST)
 775           elm_genlist_item_append(wd->files_list, list_itc[type],
 776                                   real, /* item data */
 777                                   parent, ELM_GENLIST_ITEM_NONE,
 778                                   NULL, NULL);
 779         else if (wd->mode == ELM_FILESELECTOR_GRID)
 780           elm_gengrid_item_append(wd->files_grid, grid_itc[type],
 781                                   real, /* item data */
 782                                   NULL, NULL);
 783      }
 784 #else
 785    if (wd->expand && wd->current) return ;
 786    if (wd->current)
 787      eio_file_cancel(wd->current);
 788    wr = malloc(sizeof (Widget_Request));
 789    if (!wr) return ;
 790    wr->wd = wd;
 791    EINA_REFCOUNT_REF(wr->wd);
 792    wr->parent = parent; /* FIXME: should we refcount the parent ? */
 793    wr->obj = obj;
 794    wr->path = eina_stringshare_add(path);
 795    wr->first = EINA_TRUE;
 796
 797    wd->current = eio_file_stat_ls(path,
 798                                   _filter_cb,
 799                                   _main_cb,
 800                                   _done_cb,
 801                                   _error_cb,
 802                                   wr);
 803 #endif
 804 }
 805
 806 /***  API  ***/
 807
 808 EAPI Evas_Object *
 809 elm_fileselector_add(Evas_Object *parent)
 810 {
 811    Evas *e;
 812    Evas_Object *obj, *ic, *bt, *li, *en, *grid;
 813    Widget_Data *wd;
 814    unsigned int i;
 815    int s;
 816
 817    ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
 818
 819    EINA_REFCOUNT_INIT(wd);
 820
 821    ELM_SET_WIDTYPE(widtype, "fileselector");
 822    elm_widget_type_set(obj, "fileselector");
 823    elm_widget_sub_object_add(parent, obj);
 824    elm_widget_data_set(obj, wd);
 825    elm_widget_del_hook_set(obj, _del_hook);
 826    elm_widget_theme_hook_set(obj, _theme_hook);
 827    elm_widget_can_focus_set(obj, EINA_FALSE);
 828
 829    wd->expand = !!_elm_config->fileselector_expand_enable;
 830
 831    wd->edje = edje_object_add(e);
 832    _elm_theme_object_set(obj, wd->edje, "fileselector", "base", "default");
 833    elm_widget_resize_object_set(obj, wd->edje);
 834
 835    // up btn
 836    ic = elm_icon_add(parent);
 837    elm_icon_standard_set(ic, "arrow_up");
 838    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
 839    bt = elm_button_add(parent);
 840    elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 841    elm_object_part_content_set(bt, "icon", ic);
 842    elm_object_domain_translatable_text_set(bt, PACKAGE, N_("Up"));
 843    evas_object_size_hint_align_set(bt, 0.0, 0.0);
 844
 845    evas_object_smart_callback_add(bt, "clicked", _up, obj);
 846
 847    elm_widget_sub_object_add(obj, bt);
 848    wd->up_button = bt;
 849
 850    // home btn
 851    ic = elm_icon_add(parent);
 852    elm_icon_standard_set(ic, "home");
 853    evas_object_size_hint_aspect_set(ic, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
 854    bt = elm_button_add(parent);
 855    elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
 856    elm_object_part_content_set(bt, "icon", ic);
 857    elm_object_domain_translatable_text_set(bt, PACKAGE, N_("Home"));
 858    evas_object_size_hint_align_set(bt, 0.0, 0.0);
 859
 860    evas_object_smart_callback_add(bt, "clicked", _home, obj);
 861
 862    elm_widget_sub_object_add(obj, bt);
 863    wd->home_button = bt;
 864
 865    for (i = 0; i < ELM_FILE_LAST; ++i)
 866      {
 867         list_itc[i] = elm_genlist_item_class_new();
 868         grid_itc[i] = elm_gengrid_item_class_new();
 869
 870         list_itc[i]->item_style = "default";
 871         list_itc[i]->func.text_get = grid_itc[i]->func.text_get = _itc_text_get;
 872         list_itc[i]->func.state_get = grid_itc[i]->func.state_get = _itc_state_get;
 873         list_itc[i]->func.del = grid_itc[i]->func.del = _itc_del;
 874      }
 875
 876    list_itc[ELM_DIRECTORY]->func.content_get =
 877      grid_itc[ELM_DIRECTORY]->func.content_get = _itc_icon_folder_get;
 878    list_itc[ELM_FILE_IMAGE]->func.content_get =
 879      grid_itc[ELM_FILE_IMAGE]->func.content_get = _itc_icon_image_get;
 880    list_itc[ELM_FILE_UNKNOW]->func.content_get =
 881      grid_itc[ELM_FILE_UNKNOW]->func.content_get = _itc_icon_file_get;
 882
 883    li = elm_genlist_add(parent);
 884    elm_widget_mirrored_automatic_set(li, EINA_FALSE);
 885    evas_object_size_hint_align_set(li, EVAS_HINT_FILL, EVAS_HINT_FILL);
 886    evas_object_size_hint_weight_set(li, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 887    evas_object_size_hint_min_set(li, 100, 100);
 888
 889    grid = elm_gengrid_add(parent);
 890    elm_widget_mirrored_automatic_set(grid, EINA_FALSE);
 891    evas_object_size_hint_align_set(grid, EVAS_HINT_FILL, EVAS_HINT_FILL);
 892    evas_object_size_hint_weight_set(grid, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 893
 894    s = elm_finger_size_get() * 2;
 895    elm_gengrid_item_size_set(grid, s, s);
 896    elm_gengrid_align_set(grid, 0.0, 0.0);
 897
 898    evas_object_smart_callback_add(li, "selected", _sel, obj);
 899    evas_object_smart_callback_add(li, "expand,request", _expand_req, obj);
 900    evas_object_smart_callback_add(li, "contract,request", _contract_req, obj);
 901    evas_object_smart_callback_add(li, "expanded", _expand_done, obj);
 902    evas_object_smart_callback_add(li, "contracted", _contract_done, obj);
 903
 904    evas_object_smart_callback_add(grid, "selected", _sel, obj);
 905
 906    elm_widget_sub_object_add(obj, li);
 907    elm_widget_sub_object_add(obj, grid);
 908    wd->files_list = li;
 909    wd->files_grid = grid;
 910
 911    // path entry
 912    en = elm_entry_add(parent);
 913    elm_entry_scrollable_set(en, EINA_TRUE);
 914    elm_widget_mirrored_automatic_set(en, EINA_FALSE);
 915    elm_entry_editable_set(en, EINA_FALSE);
 916    elm_entry_single_line_set(en, EINA_TRUE);
 917    elm_entry_line_wrap_set(en, ELM_WRAP_CHAR);
 918    evas_object_size_hint_weight_set(en, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 919    evas_object_size_hint_align_set(en, EVAS_HINT_FILL, EVAS_HINT_FILL);
 920
 921    evas_object_smart_callback_add(en, "anchor,clicked", _anchor_clicked, obj);
 922
 923    elm_widget_sub_object_add(obj, en);
 924    wd->path_entry = en;
 925
 926    // filename entry
 927    en = elm_entry_add(parent);
 928    elm_entry_scrollable_set(en, EINA_TRUE);
 929    elm_widget_mirrored_automatic_set(en, EINA_FALSE);
 930    elm_entry_editable_set(en, EINA_TRUE);
 931    elm_entry_single_line_set(en, EINA_TRUE);
 932    elm_entry_line_wrap_set(en, ELM_WRAP_CHAR);
 933    evas_object_size_hint_weight_set(en, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
 934    evas_object_size_hint_align_set(en, EVAS_HINT_FILL, EVAS_HINT_FILL);
 935
 936    elm_widget_sub_object_add(obj, en);
 937    wd->filename_entry = en;
 938
 939    elm_fileselector_buttons_ok_cancel_set(obj, EINA_TRUE);
 940    elm_fileselector_is_save_set(obj, EINA_FALSE);
 941
 942    _theme_hook(obj);
 943
 944    evas_object_smart_callbacks_descriptions_set(obj, _signals);
 945    return obj;
 946 }
 947
 948 EAPI void
 949 elm_fileselector_is_save_set(Evas_Object *obj,
 950                              Eina_Bool    is_save)
 951 {
 952    ELM_CHECK_WIDTYPE(obj, widtype);
 953    Widget_Data *wd = elm_widget_data_get(obj);
 954    if (!wd) return;
 955
 956    elm_object_disabled_set(wd->filename_entry, !is_save);
 957
 958    if (is_save)
 959      edje_object_signal_emit(wd->edje, "elm,state,save,on", "elm");
 960    else
 961      edje_object_signal_emit(wd->edje, "elm,state,save,off", "elm");
 962 }
 963
 964 EAPI Eina_Bool
 965 elm_fileselector_is_save_get(const Evas_Object *obj)
 966 {
 967    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 968    Widget_Data *wd = elm_widget_data_get(obj);
 969    if (!wd) return EINA_FALSE;
 970    return !elm_object_disabled_get(wd->filename_entry);
 971 }
 972
 973 EAPI void
 974 elm_fileselector_folder_only_set(Evas_Object *obj,
 975                                  Eina_Bool    only)
 976 {
 977    ELM_CHECK_WIDTYPE(obj, widtype);
 978    Widget_Data *wd = elm_widget_data_get(obj);
 979    if (!wd) return;
 980    if (wd->only_folder == only) return;
 981    wd->only_folder = !!only;
 982    if (wd->path) _populate(obj, wd->path, NULL);
 983 }
 984
 985 EAPI Eina_Bool
 986 elm_fileselector_folder_only_get(const Evas_Object *obj)
 987 {
 988    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
 989    Widget_Data *wd = elm_widget_data_get(obj);
 990    if (!wd) return EINA_FALSE;
 991    return wd->only_folder;
 992 }
 993
 994 EAPI void
 995 elm_fileselector_buttons_ok_cancel_set(Evas_Object *obj,
 996                                        Eina_Bool    visible)
 997 {
 998    ELM_CHECK_WIDTYPE(obj, widtype);
 999    Widget_Data *wd = elm_widget_data_get(obj);
1000    Evas_Object *bt;
1001    if (!wd) return;
1002
1003    if (visible)
1004      {
1005         // cancel btn
1006         bt = elm_button_add(obj);
1007         elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
1008         elm_object_domain_translatable_text_set(bt, PACKAGE, N_("Cancel"));
1009
1010         evas_object_smart_callback_add(bt, "clicked", _canc, obj);
1011
1012         elm_widget_sub_object_add(obj, bt);
1013         wd->cancel_button = bt;
1014
1015         // ok btn
1016         bt = elm_button_add(obj);
1017         elm_widget_mirrored_automatic_set(bt, EINA_FALSE);
1018         elm_object_domain_translatable_text_set(bt, PACKAGE, N_("OK"));
1019
1020         evas_object_smart_callback_add(bt, "clicked", _ok, obj);
1021
1022         elm_widget_sub_object_add(obj, bt);
1023         wd->ok_button = bt;
1024
1025         _theme_hook(obj);
1026      }
1027    else
1028      {
1029         evas_object_del(wd->cancel_button);
1030         wd->cancel_button = NULL;
1031         evas_object_del(wd->ok_button);
1032         wd->ok_button = NULL;
1033      }
1034 }
1035
1036 EAPI Eina_Bool
1037 elm_fileselector_buttons_ok_cancel_get(const Evas_Object *obj)
1038 {
1039    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1040    Widget_Data *wd = elm_widget_data_get(obj);
1041    if (!wd) return EINA_FALSE;
1042    return wd->ok_button ? EINA_TRUE : EINA_FALSE;
1043 }
1044
1045 EAPI void
1046 elm_fileselector_expandable_set(Evas_Object *obj,
1047                                 Eina_Bool    expand)
1048 {
1049    ELM_CHECK_WIDTYPE(obj, widtype);
1050    Widget_Data *wd;
1051
1052    wd = elm_widget_data_get(obj);
1053    if (!wd) return;
1054
1055    wd->expand = !!expand;
1056
1057    if (wd->path) _populate(obj, wd->path, NULL);
1058 }
1059
1060 EAPI Eina_Bool
1061 elm_fileselector_expandable_get(const Evas_Object *obj)
1062 {
1063    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1064    Widget_Data *wd = elm_widget_data_get(obj);
1065    if (!wd) return EINA_FALSE;
1066    return wd->expand;
1067 }
1068
1069 EAPI void
1070 elm_fileselector_path_set(Evas_Object *obj,
1071                           const char  *_path)
1072 {
1073    ELM_CHECK_WIDTYPE(obj, widtype);
1074    char *path;
1075    path = ecore_file_realpath(_path);
1076    _populate(obj, path, NULL);
1077    free(path);
1078 }
1079
1080 EAPI const char *
1081 elm_fileselector_path_get(const Evas_Object *obj)
1082 {
1083    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1084    Widget_Data *wd = elm_widget_data_get(obj);
1085    if (!wd) return NULL;
1086    return wd->path;
1087 }
1088
1089 EAPI void
1090 elm_fileselector_mode_set(Evas_Object          *obj,
1091                           Elm_Fileselector_Mode mode)
1092 {
1093    ELM_CHECK_WIDTYPE(obj, widtype);
1094
1095    Widget_Data *wd = elm_widget_data_get(obj);
1096    if (!wd) return;
1097
1098    if (mode == wd->mode) return;
1099
1100    if (mode == ELM_FILESELECTOR_LIST)
1101      {
1102         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
1103                                      wd->files_list))
1104           {
1105              evas_object_show(wd->files_list);
1106              evas_object_hide(wd->files_grid);
1107           }
1108         else
1109           evas_object_hide(wd->files_list);
1110      }
1111    else
1112      {
1113         if (edje_object_part_swallow(wd->edje, "elm.swallow.files",
1114                                      wd->files_grid))
1115           {
1116              evas_object_show(wd->files_grid);
1117              evas_object_hide(wd->files_list);
1118           }
1119         else
1120           evas_object_hide(wd->files_grid);
1121      }
1122
1123    wd->mode = mode;
1124
1125    _populate(obj, wd->path, NULL);
1126 }
1127
1128 EAPI Elm_Fileselector_Mode
1129 elm_fileselector_mode_get(const Evas_Object *obj)
1130 {
1131    ELM_CHECK_WIDTYPE(obj, widtype) ELM_FILESELECTOR_LAST;
1132
1133    Widget_Data *wd = elm_widget_data_get(obj);
1134    if (!wd) return ELM_FILESELECTOR_LAST;
1135
1136    return wd->mode;
1137 }
1138
1139 EAPI const char *
1140 elm_fileselector_selected_get(const Evas_Object *obj)
1141 {
1142    ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1143    Widget_Data *wd = elm_widget_data_get(obj);
1144    if (!wd) return NULL;
1145
1146    if (wd->filename_entry)
1147      {
1148         const char *name;
1149         char buf[PATH_MAX];
1150         char *dir;
1151
1152         dir = wd->only_folder ? ecore_file_dir_get(wd->path) : strdup(wd->path);
1153         name = elm_object_text_get(wd->filename_entry);
1154         snprintf(buf, sizeof(buf), "%s/%s",
1155                  dir, name);
1156         if (wd->only_folder && !ecore_file_is_dir(buf))
1157           eina_stringshare_replace(&wd->selection, ecore_file_dir_get(buf));
1158         else
1159           eina_stringshare_replace(&wd->selection, buf);
1160         if (dir) free(dir);
1161         return wd->selection;
1162      }
1163
1164    if (wd->mode == ELM_FILESELECTOR_LIST)
1165      {
1166         Elm_Object_Item *gl_it = elm_genlist_selected_item_get(wd->files_list);
1167         if (gl_it) return elm_object_item_data_get(gl_it);
1168      }
1169    else
1170      {
1171         Elm_Object_Item *gg_it = elm_gengrid_selected_item_get(wd->files_grid);
1172         if (gg_it) return elm_object_item_data_get(gg_it);
1173      }
1174
1175    return wd->path;
1176 }
1177
1178 EAPI Eina_Bool
1179 elm_fileselector_selected_set(Evas_Object *obj,
1180                               const char  *_path)
1181 {
1182    ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
1183    Widget_Data *wd = elm_widget_data_get(obj);
1184    if (!wd) return EINA_FALSE;
1185
1186    Eina_Bool ret = EINA_TRUE;
1187    char *path;
1188    path = ecore_file_realpath(_path);
1189
1190    if (ecore_file_is_dir(path))
1191      _populate(obj, path, NULL);
1192    else
1193      {
1194         if (!ecore_file_exists(path))
1195           {
1196              ret = EINA_FALSE;
1197              goto clean_up;
1198           }
1199
1200         _populate(obj, ecore_file_dir_get(path), NULL);
1201         if (wd->filename_entry)
1202           {
1203              elm_object_text_set(wd->filename_entry,
1204                                           ecore_file_file_get(path));
1205              eina_stringshare_replace(&wd->selection, path);
1206           }
1207      }
1208
1209 clean_up:
1210    free(path);
1211    return ret;
1212 }
1213